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Problem Statement: There is a need to install or register the 32-bit SQLplus ODBC driver on the client machine. However, this needs to be done without having to install all the client applications. | Solution: Below are the steps which will allow the registration of the 32-bit SQLplus ODBC driver on the client machine. The files can be copied from the Aspen InfoPlus.21 server.
Copy ip21odbc.dll from C:\Windows\SysWOW64 in server to C:\Windows\SysWOW64 in client.
Copy libc21.dll and PFWAuth.dll from C:\Program Files... |
Problem Statement: There is a need to install or register the 64-bit SQLplus ODBC driver on the client machine. However, this needs to be done without having to install all the client applications. | Solution: Below are the steps which will allow the registration of the 64-bit SQLplus ODBC driver on the client machine. The files can be copied from the Aspen InfoPlus.21 server.
Copy ip21odbc.dll from C:\Windows\System32 in server to C:\Windows\System32 in client.
Copy libc21.dll from C:\Program Files\Common Files\As... |
Problem Statement: How do you create pressure-enthalpy (PH) curves? | Solution: There is no built-in PH envelope similar to PT-envelope. However, it is possible to use Generic Analysis or a Sensitivity block that draws a Pressure-Enthalpy Diagram.
The attached example will run in V11 and higher. To see the PH Diagram, go to Sensitivity/Results. Then select enthalpy as the X variable, pr... |
Problem Statement: The Cim-IO patch release notes do not go into a lot of detail of which services need to be stopped when installing patches on a machine that has both APC components as well as Cim-IO, if the required services are not stopped the patch installation will fail. | Solution: For a Cim-IO patch to be correctly installed, all of its client services must be stopped, if one of these is running it will lock the Cim-IO files since they are in use and the patch installation will fail, showing an error on the log similar to this one:
2023-05-29 22:17:06.890 +00:00 [Error] Exception whil... |
Problem Statement: This knowledge base article illustrates possibilities to change the format of the time or date displayed in the dmcpmanage command. | Solution: Some users have requested to change the format of the date or time displayed in the dmcpmanage command from the current version (V12) to the format used in the old version (V8.4). The current version displays additional details such as the day and other information MMM DD HH:MM:SS YYYY, while the old version ... |
Problem Statement: Custom agents were released in Aspen Mtell V14.0.1 and allow users to create agents based on custom models they develop. Custom agents require that the model must expose a well-defined web end point that can be called as an API service. This article provides an example script and gives instructions o... | Solution: Install Python on the machine where you want to host the API. It does not have to be the Mtell server, but the Mtell server should be able to access the API host machine.
Python can be downloaded here: https://www.python.org/downloads/
Select the checkbox to Add python.exe to PATH
If disable path length limit... |
Problem Statement: Custom agents were released in Aspen Mtell V14.0.1 and allow users to create agents based on custom models they develop. These agents run via an external service but use the data collected by Aspen Mtell and run in the same processing cycles as other Aspen Mtell agents. This article gives instruction... | Solution: Develop your model.
Put your model online using a web interface on a computer accessible to Aspen Mtell. The specifications for this interface are included in the Custom Model API KB article here.
For tutorials on how to put a custom model online, please see the following KB articles
Jupyter Kernel Gateway
Fl... |
Problem Statement: Custom agents were released in Aspen Mtell V14.0.1 and allow users to create agents based on custom models they develop. These agents run via an external service but use the data collected by Aspen Mtell and run in the same processing cycles as other Aspen Mtell agents. This article details the requi... | Solution: Model Authoring
This section describes the specifications models must follow to work as custom agents in Aspen Mtell.
A model can be written in any language.
A model must expose a well-defined web end point that can be called as an API service.
Aspen Mtell sends data to the model using the JSON structure defi... |
Problem Statement: Custom agents were released in Aspen Mtell V14.0.1 and allow users to create agents based on custom models they develop. Custom agents require that the model must expose a well-defined web end point that can be called as an API service. This article provides an example script and gives instructions o... | Solution: Install Python on the machine where you want to host the API. It does not have to be the Mtell server, but the Mtell server should be able to access the API host machine.
Python can be downloaded here: https://www.python.org/downloads/
Select the checkbox to Add python.exe to PATH
If disable path length limit... |
Problem Statement: After executing Write Key Routine in Fidelis which launches VSTA, you may come across the following pop-up:
This window may consistently appear with every launch of VSTA through Fidelis, even if the do not ask again or the targeted pack is downloaded which can be troublesome. | Solution: This window indicates a newer version of the .NET Framework needs to be installed.
Open Control Panel > Right-Click Microsoft Visual Studio Installer > Change
Click Modify for the proper VSTA version for the installed Fidelis version (ex. VSTA 2019 for Fidelis V14)
Select .NET desktop development > .NET Frame... |
Problem Statement: The user gets an “Http Error 503. The service is unavailable” error message when trying to navigate to Aspen Mtell View. | Solution: This error message in Mtell View is usually caused by the Mtell View application pool being stopped.
To troubleshoot this issue, please try each section to address this issue.
Restart the Application Pool
Check the Application Pool Private Memory Limit
Restart the Application Pool
You can confirm if the a... |
Problem Statement: Users may want to make use of Aspen Process Data Excel add-in, but would prefer to avoid installing the thick client application Aspen Process Explorer.
KB000069660 introduces to add http://webservername/Web21/DownloadAddin.asp in the graphic so that the A1PE user can access the url to install Aspen... | Solution: Before you install Aspen Process Data Excel add-in, Please make sure that you have installed all the Prerequisites.
You can go to https://www.aspentech.com/en/platform-support and check the prerequisites.
Prerequisites for V12:
Excel (2013 32-bit, 2016 32-bit/64-bit, 2019 32-bit/64-bit)
Microsoft .NET Fra... |
Problem Statement: The Aspen Update Agent fails to install Aspen Cim-IO V12.2 after successfully installing Aspen Cim-IO V12 from the V12.2 installation media. The other updates for Aspen Cim-IO Interfaces, Process Data and Common Components installs successfully.
The installation log file terminates with an access den... | Solution: Copy into a temporary folder (assumed to be C:\temp\) the AspenCim-IO_V12_CP2.exe file located in the Patches folder of your download media (\aspenONEMedia\Patches\)
Open a command prompt window (Run as Administrator) and extract that AspenCim-IO_V12_CP2.exe file into the temporary folder by using the followi... |
Problem Statement: To access the GDOT Web Viewer from a business network, port configuration is required to allow the flow of information through the security firewalls. A clear guide is needed to describe the ports that need to be open and the general architecture of servers on a DMZ (demilitarized zone) to allow moni... | Solution: To get access to the GDOT Web Viewer from a business network a common practice is to install the GDOT Online server and the GDOT Web Viewer server on different machines and place the Web Viewer server on a DMZ network level, basically a buffer zone between the exterior business network and the internal proces... |
Problem Statement: Some customers encounter an issue when attempting to initialize an Aspen SLM Network License. The error message states, You are attempting to install this license file on a remotely connected machine, but the license file is not valid for remote connection (it is missing the 'SLM AllowRemoteSession' ... | Solution: to resolve it.
Solution
This issue can be resolved by following the steps outlined below:
Direct User Connection: To resolve the SLM_AllowRemoteSession error, it is important that the user connects directly to their machine without using remote control. Ensure that the user is physically present at the mach... |
Problem Statement: Which versions of OPC standard does Infoplus.21 OPC DA Server supports? | Solution: Infoplus.21 supports several version to include OPC DA 1.0, 2.0 and 3.0.
OPCServer:
IUnknown
IOPCServer
IOPCCommon
IConnectionPointContainer
IOPCItemProperties
IOPCBrowse
IOPCItemIO
OPCGroup:
IUnknown
IOPCItemMgt
IOPCGroupStateMgt
IOPCGroupStateMgt2
IOPCSyncIO
IOPCSyncIO2
IOPCAsyncIO2
IOPCAsyncIO3
IOPCItemDe... |
Problem Statement: This knowledge base article illustrates how to manage the timeline in AspenOne Process Explorer trend view | Solution: The Trend View feature in AspenOne Process Explorer (A1PE) allows engineers to visualize process data over time and identify trends and patterns that can be used to optimize plant performance.
One important aspect of the Trend View feature is the timeline area, which determines the time period that the plot d... |
Problem Statement: Custom agents were released in Aspen Mtell V14.0.1 and allow users to create agents based on custom models they develop. Custom agents require that the model must expose a well-defined web end point that can be called as an API service. This article provides an example script and gives instructions o... | Solution: Install Python on the machine where you want to host the API. It does not have to be the Mtell server, but the Mtell server should be able to access the API host machine.
Python can be downloaded here: https://www.python.org/downloads/
Select the checkbox to Add python.exe to PATH
If disable path length limit... |
Problem Statement: This article aims to explain how the different components of APC tools work together in the RTE platform and how data is transferred between them. The RTE platform refers to using the product Aspen DMC3 Builder for building, configuring and deploying an APC controller. | Solution: Figure: RTE Architecture diagram
APC Online Server
The RTE Service is responsible for starting/stopping and scheduling RTE Application processes that perform the DMC3 controller cyclical processing
The RTE Service is also responsible for starting/stopping IO Facility processes (one for each IO Source that is... |
Problem Statement: It is possible to add Aspen InfoPlus.21 as a linked server in Microsoft SQL Server. This will allow for querying of Aspen InfoPlus.21 data from Microsoft SQL Server tools. | Solution: To add Aspen InfoPlus.21 as a linked server, an ODBC datasource needs to be first created using the AspenTech SQLPlus ODBC driver.
1. On the Microsoft SQL Server machine, open the ODBC Data Source Administrator by going to Start | Settings | Control Panel | Administrative Tools | Data Sources (ODBC).
2. ... |
Problem Statement: This article lists which files a user may be interested in making back-up copied of when migrating the Production Control Web Server (PCWS) to a new version and/or server. | Solution: There are not many files that would need to be copied over during migration for standard PCWS installations. However, if the user had made a lot of custom configuration changes to the web display, then these files would need to be identified and migrated over to avoid the manual re-configuration.
TIP: check... |
Problem Statement: Does Aspen Plus support files and folders that use special character used in other languages? | Solution: Aspen Plus can support file or folder names with local language characters if the regional settings and system locale is set to that language in the Windows Settings.
When opening a file or using a folder with a special character, Aspen Plus may give the error Invalid Filename: This file cannot be opened or ... |
Problem Statement: Networking technologies are under constant attack by third parties trying to get information they are not entitled to. These vulnerabilities are identified as they are found, and tracked on the CVE tracking site https://cve.mitre.org/cve/. The instructions provided are to upgrade Tomcat to address th... | Solution: /Workaround
1. Read all instructions before executing them.
a. IMPORTANT: If the administrative access popup displays during any of the instructions, the access will have to be allowed for a successful upgrade to be performed.
b. The directions for navigating directories are written for 64 bit inst... |
Problem Statement: How do you model a spheripol high-impact polypropylene process? | Solution: ThisSolution includes simulation files and documentation for a detailed process model of the Spheripol high-impact polypropylene process for Aspen Plus V8.8 or higher. The model includes validated physical properties based on the PC-SAFT method and a detailed reaction model with representative kinetic paramet... |
Problem Statement: This knowledge base article illustrates how to install Internet Information Services (IIS) for AspenOne Process Explorer | Solution: AspenOne Process Explorer is a powerful tool for monitoring and analysing industrial processes. To ensure that it functions properly, it is important to install the required Internet Information Services (IIS) roles on your server. In this article, we will provide step-by-step instructions for installing IIS ... |
Problem Statement: This knowledge base article illustrates the issues caused by multiple identical application names in Aspen Production Control Web Server and Aspen Watch Performance Monitor | Solution: Aspen Production Control Web Server and Aspen Watch Performance Monitor are powerful tools used for monitoring and analysing industrial process data. However, having multiple identical application names has been a common issue encountered by users of these tools.
In Aspen Production Control Web Server:
if ... |
Problem Statement: How to check the TBP and boiling point curve for stream in Aspen Plus? | Solution: When we are dealing with petroleum application and have the property input in form of distillation curve. We input this data using Assay/Blend option in our property environment.
In order to do the result analysis for streams to verify the properties, product analysis we need to do the analysis in form of TB... |
Problem Statement: How can the freezing of water in a stream be predicted for a water and methanol | Solution: ?
Solution
Freezing point depression occurs primarily because the ions decrease the chemical potential of the liquid. The chemical potential of the solid phase remains unchanged. Freezing of ice can also be simulated using Chemistry. SeeSolution 3222. Salt formation and dissociation chemistry also need to be ... |
Problem Statement: How can the freezing of water in a stream be predicted for a water and methanol | Solution: ?
Solution
Attached is an example of using the Property Set Properties TFREEZ and TSOL to estimate the freezing points for methanol-water mixtures of varying compositions.
The TFREEZ Property Set properties can be used to estimate the freeze-out temperature for a component in either a liquid or vapor mixture.... |
Problem Statement: How can the freezing of CO2 in a stream be predicted? | Solution: Attached is an example of using the Property Set Properties TFREEZ and TSOL to estimate the freezing points for CO2 over a range of compositions.
The TFREEZ Property Set properties can be used to estimate the freeze-out temperature for a component in either a liquid or vapor mixture. The value of TFREEZ is th... |
Problem Statement: Aspen Blend Controller Interface (BCI) is used to create properly formatted blend instructions, and transfer those recipe instructions to a blend control system. It is an interface between a recipe data source to a blend controller system. The recipe sources could be from such as
Aspen PIMS,
Aspen Re... | Solution: The following procedures explain how to build a BCI model from an MBO database and submit recipes to the blend controller system.
1. Run MBO, select event 'Gasoline Blending', from Menu Events | Publish | Export Blends,
This blend event then will be published to database tables
AB_BLN_EVENT
AB_BLN_QUA... |
Problem Statement: How can user customized material databases be distributed to other PCs also running the Aspen Teams program? | Solution: Copy the user database files listed below to the PCs needing access to the database files. The files are located (as as default) in the B-JAC 12.0 \ DAT \ PDA folders. Note you can relocate these to any specified folder (specify the location in the Tools / Program settings / Files section of the B-JAC program... |
Problem Statement: Clients are not able to access the Batch areas from Aspen Production Record Manager (APRM) client applications. In the Batch Query Tool, the error Unable to retrieve any areas from datasource displays when trying to run a query.
There are several possible reasons for this error which are discussed in... | Solution: section below.
Solution
The first possibility is that APRM Security is preventing the user from accessing the batch area(s). APRM Security is set in the APRM Administrator. To check if security is enabled for the area, right mouse click on the area and select the 'Security' tab. Users must have Read access gr... |
Problem Statement: In Aspen Air Cooler rating checking mode, why the pressure drop gets changed by modifying the allowable pressure drop value even though the geometry is fixed? | Solution: In Aspen Air Cooler rating checking mode, the pressure drop gets changed by modifying the allowable pressure drop value even though the geometry is fixed.
For example, in below snap default is 0.12 bar & with this the calculated pressure drop is 0.0624 bar.
Whereas if the allowable pressure drop is changed ... |
Problem Statement: According to Aspen InfoPlus.21 Administrator, the database is not running. Aspen Tag Browser will also indicate that InfoPlus.21 is not running. This is odd because you are still able to trend process values in aspenONE Process Explorer. On further investigation, you note that Aspen InfoPlus.21 Manag... | Solution: Perhaps this is not the first time you have seen this behavior, it could be described as intermittent and may happen when the database is starting up as well as at anytime during the following days or weeks of normal operation. You must check the Windows Event Viewer. If you find any crash events associated w... |
Problem Statement: Aspen Unified has a very strict list of pre-reqs that needs to be installed before attempting to install the product. One of them is the SQL databases. Here's how to configure the master, input, and results databases for AU: | Solution: First of all, you need to have SQL server database and SSMS installed on your machine. You need to log into your database.
Next, please go to command line prompt, and create the necessary databases following the below commands:
cd C:\Program Files\AspenTech\Aspen Unified\Admin\binX64
[Enter]
PscAdmin.exe... |
Problem Statement: There might be some scenarios that queue files are overflowing and you have to delete those files for the Aspen Audit and Compliance to work as expected - as per the instructions in the | Solution: How to remove the overflow, primary & secondary queue files
Is there a way to recover the Audit information from primary, secondary, and overflow queue files that are deleted?Solution
Here are the steps in order to recover the data from the queue files
1. Locate AuditAndComplianceRepairUtility.exe. Since V12.... |
Problem Statement: This | Solution: assumes you are hosting the Aspen Production Execution Manager database on Microsoft SQL Server.
Starting Aspen Production Execution Manager MOC, especially after an upgrade, produces error messages like the following onscreen and in the log/debug files when navigating through the product:
Database error: Inv... |
Problem Statement: The procedure below for re-registering Process Recipe DCOM settings is usually a troubleshooting step when Process Recipe is having DCOM issues. | Solution: To manually register the Process Recipe and Transition Manager Server executables and services:
1. Open the Services applet and, if applicable, stop the AspenTech Calculator Engine and Aspen Transition Manager Server services.
2. Use the Windows Run dialog to start the Component Services program, dcomcnfg.e... |
Problem Statement: How to model Oligomerization reaction in Aspen Plus? | Solution: Oligomerization reactions involve contacting an olefin with a catalyst in order to product a longer chain molecule. An Oligomer can consist of two or more constituent olefin molecules. This KB mainly focus on how you can model ethylene Oligomerization reaction in Aspen Plus.
Ethylene, with huge production wo... |
Problem Statement: VLE curve generated using Aspen Plus analysis for Nitrogen and Hydrogen binary system is having abnormal shape. How to do the T-XY analysis for Nitrogen-Hydrogen system? | Solution: When we try to generate the T-xy diagram for nitrogen and Hydrogen system at low pressure between 1-5 Bar it is showing abnormal curve as shown below. Plot shows that at very low temperature like -245Degree it is complete liquid.
For such case in which component exits in liquid phase at very low temperature ... |
Problem Statement: This article explains how to remove and install the Aspen InfoPlus.21 Task Service. | Solution: The Aspen InfoPlus.21 Task Service uses the executable image TSK_SERVER.EXE normally located in C:\Program Files (x86)\AspenTech\InfoPlus.21\db21\code for 32-bit installations and in C:\Program Files\AspenTech\InfoPlus.21\db21\code for 64-bit installations. The executable image itself provides a way to remo... |
Problem Statement: How to add more decimal digits for composition in Aspen HYSYS? | Solution: The is only one way to specify composition in the stream. If you need more decimal digits, you should go to File->Options->Units of measure and change Variable Format settings
Keywords: Composition, Variables, Format
References: None |
Problem Statement: Can we use BLOWDOWN utility in aspen HYSYS steady state mode? | Solution: BLOWDOWN Technology in Aspen HYSYS is used to:
Design an orifice for pool fire depressurization.
Determine the correct construction materials for cold case depressurization.
Design a system with staggered orifice opening times to optimize the use of the disposal system.
Design an orifice or assess temperature... |
Problem Statement: This knowledge base article illustrates how to create a new selector record to format IP_DiscreteDef records. | Solution: In this article, we will guide you through the process of creating a new selector record in IP.21 administrator for formatting IP_DiscreteDef records.
When using the ON/OFF as IP_VALUE_FORMAT, the expected value is 0 or 1 not any other value.
Step-by-Step Guide:
Open IP.21 Administrator.
Under Definition Re... |
Problem Statement: This knowledge base article illustrates some A1PE trend view customization techniques usually asked by the customers. | Solution: Many customers asking about some basic trend view customization options and technique, and this KB article consolidated some of them:
1. Is it possible to change the color of trends.
To accomplish this, access the Process Explorer options by clicking on the bubble located at the top left-hand corner of t... |
Problem Statement: NIST experimental data is not found when a secure user databank is a Selected database on the Components | Specifications | Enterprise Database sheet.
This occurs even though experimental data exists in the system.
Cause
NIST/TDE Engine uses CAS number as the sole identity for a compound in TDE Eng... | Solution: is to include CAS number for each compound in the custom database.
See the following link for details:
How Do I Add or Retain CAS Numbers for New Enterprise Databases
Work around
TheSolution is to include CAS number for each compound in the custom database.
See the following link for details:
How Do I Add... |
Problem Statement: You can use the automation methods and properties to build a flowsheet remotely using, for example, Visual Basic for Applications (VBA) in Excel.
You may wish use automation to:
Automate repetitive changes to flowsheet layout.
Add new blocks from a list of unit names and types already existing in Exc... | Solution: The attached example shows the basic commands for adding a new block to the flowsheet and connecting it to existing blocks. You can use this example in Aspen Custom Modeler V11 or higher. You can use the file simple-simulation4.acmf to see how a few blocks and streams can be created. Open the file then remove... |
Problem Statement: The following symptoms may be seen for this issue:
“Error executing calculation: Failed to connect to Aspen Process Recipe Data Source”
This can occur when trying to use Process Recipe Explorer with AspenCalc calculation attached to the recipe.
Could not connect to Transition Manager Server on: [Se... | Solution: Aspen Process Recipe is only supported with 32-bit AspenCalc. If installing 64-bit AspenCalc, it is possible that Recipe Explorer will not function properly with all its features and user would see these errors.
If this happens, then theSolution is to unregister 64-bit AspenCalc CalcScheduler and register th... |
Problem Statement: This | Solution: explains where are the Plot Groups from a controller in PCWS stored.
Solution
The multi-Plot (plots view) My Plot Groups from PCWS are stored in the UserProfile.config file located in the path C:\ProgramData\AspenTech\APC\Web Server\Config
The UserProfile.config Contains per User all the saved Plot Groups. Th... |
Problem Statement: This | Solution: frames the meaning of the Bode Plot Axis and its application.Solution
The Bode Plot represent the frequency domain response of the CV to and MV for a range of sine wave periods (Frequencies). This analysis converts the identify model into a frequency-based representation and show Bode Magnitude on Y-axis Vs L... |
Problem Statement: Special character on alphabet character as ( ‘ ) , i.e. á, on the variable description can lead to application problems after the controller is deployed.
This behavior can lead to issues as the status of the controller remains on start, no capture of any application mode change (Control, Calibrate) a... | Solution: . This problem can affect also during simulate step.
Solution
The way to prevent and fix this issue is just by removing this kind of characters from the variable descriptions.
The Major problem with this issue is that this error is not captured by any pop up window or log. However, this issue can be noticed f... |
Problem Statement: The present | Solution: list what are the files that should be back up when migrating PCWS to a new version and server.
Solution
Typically, there is just a few items that needs to be migrated for the Production Control Web Server. In fact, the files that might cause more interest are any plot files (.xml files) that can be saved for... |
Problem Statement: When GDOT has an error reading a tag.parm we get the log file message: Read error for OPC item…. Followed by: Execution skipped due to bad values (<iteration count>).
Regarding at this how are the prediction handled after the read error stop and all variables back to good status. | Solution: For a bad CV, prediction continues as normal, but the prediction bias is fixed. Once the bad CV becomes good again, the bias update is simply resumed.
In the case of a bad MV, prediction continues as normal using any other MV that affects the CV and the bias is updated as normal. If there is no movement in an... |
Problem Statement: The Scheduled “Autorun” operations for PID groups explicitly uses the default “SQLplus on localhost” ODBC connection, which Is created by the AspenWatch server software installation.
When the ODBC connection is not properly setting this can lead to problems as PCWS not showing results under PID loop ... | Solution: To solve this issue, it is necessary to create an additional ODBC connection on the AspenWatch Server. This connection can be identical to the existing one, except replacing the ODBCS data Source with name “SQLplus on localhost”
The new ODBC connection should look as it follows:
ODBC Data Source Name: SQLplus... |
Problem Statement: MPF: Lock Attempt Timed out can be caused due a lot of circumstances as is mentioned on | Solution: 000015222 “Scenarios for causes and reSolutions for MPF LOCK error messages”.
In addition to the described details in the referSolution, the Antivirus also can lead to problems of MPF: Locked attempt Timed Out
ThisSolution frame as a first approach the Antivirus exclusions of some AspenTech Folders.
Solution
... |
Problem Statement: Understanding of the mechanisms involved, and data flow can be helpful in trying to diagnose problems with PIDwatch. | Solution: PID Watch Configuration
Some information is provided below for getting the various system components configured to get the PID Watch automated group scheduling functionality working.
1. If upgrading the software installation, the first step is to apply the latest available Service Pack and/or ER sof... |
Problem Statement: How to Export (Extract) vectors from PCWS?
As an alternative to | Solution: 122675 Is there a way to generate a CLC or extract a list of vectors from Aspen Watch?Solution
In the PCWS ?Online? Tab select any Variable?s ?History Plot?, in the pop-up window go to the ?Export? Tab / ?Tag History? and set the Start/End & Interval Parameters.
The vectors are available as a zip file (found ... |
Problem Statement: This | Solution: regards at the following questions:
If the AtACOApp Windows Share is remove, will the rest of the system still work properly?
Does Aspen Watch depend on this share existing for it to operate properly?
Solution
The AtACOApp Window Share is no longer required since Version 8.0. Thus, The AtACOApp Window Share i... |
Problem Statement: What is the best way to back up Aspen Advanced Process Control servers and configure virus scanning? | Solution: Aspen Process Control Servers include machines running the online applications, to include DMCplus, SmartStep, AspenIQ, AspenWatch, Aspen Process Controllers, NonLinear controllers, State Space Controllers and Apollo applications.
The standard approach for backing up physical APC servers, and virus scanning, ... |
Problem Statement: Are there recommendations for moving KPI's in Aspen Watch when upgrading/migrating? | Solution: Here is a basic procedure to preserve their KPIs in Aspen Watch when moving the database to a new server.
To migrate Aspen Watch to a new version and server:
1. Install the latest version of APC Performance Monitor on the new server and apply any patches.
This installs the latest version of InfoPlus.21 an... |
Problem Statement: External Target are common request for APC users. This is a quick guide on how External Target can be set up on DMC3 Builder and DMCplus build. | Solution: Setting External Targets on DMCplus:
To enable External Targets in a CCF file, select the Tools menu and then select Options. Then Select General tab and here It can be found the option External Targets. This option will allow to enable the External Target for the controller and it allows to select between th... |
Problem Statement: In DMC3 Builder is possible to export vectors and calculated vector in format .dvp. However, this format cannot be read on Microsoft Excel or Aspen IQ model. This represent a problem since calculated vector cannot be include in IQ model dataset. | Solution: Although that .dvp format cannot be used in IQ model we can transform this format into a .vec format using DMCplus builder. Once the format is change it is possible to use the IQ model Excel Add-in to include send this information to Aspen IQ model.
1.- Select the Vectors (Could be any Vector including Calcul... |
Problem Statement: This knowledge base article illustrates how to enable Aspen Watch Performance Monitoring in Aspen DMC3 builder | Solution: Aspen Watch Performance Monitor is a tool that allows for continuous monitoring of the performance and integrity of applications deployed to an online application server. This feature is available for all three application types (FIR, MIMO, and MISO) developed in Aspen DMC3 Builder, provided that the applicat... |
Problem Statement: sometimes users may encounter a Database full error message when using Aspen Watch Maker. This error message can occur during any operation that increases the number of records or memory size of the database.
In this article, we will explain how to increase the maximum database memory size to fix the... | Solution: To increase the maximum database memory size, follow these steps:
Launch InfoPlus.21 Manager.
If the InfoPlus.21 database is running, click the STOP InfoPlus.21 button to shut down the database.
In the Defined Tasks list, double-click TSK_DBCLOCK. The New Task Definition area displays the task attributes.
Mod... |
Problem Statement: When and why should I declare a component as a Henry component? | Solution: In an activity coefficient based property method such as NRTL, where we cannot use an equation of state (EOS) on the liquid phase due to the non-ideality of the system, we derived the fugacity of a component in the liquid from a reference measurement of the equilibrium that we used as a reference fugacity. Th... |
Problem Statement: This KB explains how to create AspenOne Process Explorer SQLPlus report that has links to launch tags on the list. | Solution: Step1: Create a procedure def record that contains the information for the table.
Here is an small example with tagname and description, where the tag name is built to be a link.
Done in a procedure so that we can build a temp table and then select the results from the temp table.
Procedure name and arguments... |
Problem Statement: As part of the APC Aspen Watch feature for Centralized Benefits Monitoring, the following license key can be seen on the License Profiler:
License Name: SLM_RN_APC_MISC_EM
Product Name: Aspen Watch Centralized Monitoring / Aspen Watch Data Manager *
Token Consumption: 1 token per 75 tags
*NOTE: start... | Solution: The Centralized Monitoring feature also takes into account the use of replicating miscellaneous tags, which can account for the license and token usage.
Starting in V10, Centralized Licensing was added.
Starting in V11, the ability to replicate Miscellaneous Definition Records (AW_MSCDef) was introduced as a ... |
Problem Statement: Why the pressure result is different between pipe segment and hydraulic in Aspen HYSYS? | Solution: The above pressure difference comes from the friction factor calculation. You will need to change the Friction Factor method to Churchill for the Hydraulics sub-flowsheet.
Once done, the pressure result will be the same for both.
Please note the followings:
1. Pipe segment calculates the pressure drop with ... |
Problem Statement: How to get rid of the following error message Compile error in hidden module: modRegFunctions in Aspen Simulation Workbook? | Solution: In order to get rid of the following error message:
You will need to use the regsvr32.exe command. It seems that originally it couldn't locate the directory on its own. The command directory needs to be redirected to C:\Program Files (x86)\AspenTech\Aspen Simulation Workbook V12.1\ASWXLAddinLoader.dll
Click... |
Problem Statement: Starting in V14, the SLM License Terminate Session tool allows you to terminate licenses for specific users and machines for specific products. Terminating a session for a particular user and machine terminates all products and returns the associated licenses. | Solution: To terminate a session, launch the SLMLicenseTerminateSession located under C:\Program Files
(x86)\Common Files\AspenTech Shared\SLM Administration Tools.
Select the user/s and click Terminate.
The following prerequisites must be met for the SLM License Terminate
Session tool to function properly.
You mu... |
Problem Statement: This knowledge base article provides you with two different methods to populate tags in Aspen Cim-IO transfer records.
Using an Aspen SQLplus Query
Starting from V7.3, a new Excel Add-in called Aspen Configuration is available that can be used to manage addition/deletion of tags from Aspen Cim-IO tra... | Solution: 1. Using an Aspen SQL Plus Query
Create a text file using Notepad and save it as *.txt (e.g. C:\input.txt), as shown in the table below. Note the use of the comma as a column delimiter. For this exercise, make sure you save your file as input.txt in the root directory of the C: drive on your local machine.
... |
Problem Statement: I am getting Error 0x80070057 initiating connection to “servername” using iis3atpd.dll.
Also RTDB status configure monitor status is not showing “OK”. | Solution: This error it indicates that AtOMS connectivity with IP21 server is not established in the AtOMS logs.
1. Go to services and check the “Log On as” for the for the Aspen OMS Movement Monitor and Aspen OMS Tank Monitor.
2. Log in to your AtOMS server using this account.
3. Run the ADSA Client Configuration to... |
Problem Statement: What is basic information required for Dryer modelling in Aspen Plus? | Solution: Solid modelling is the feature which is available in the Aspen Plus. Several new requirements are coming from the customer and new potential customer are also available who request for solid modelling. Several manufacturing companies also wants to know if we can model Rotary dryer and other type of drying app... |
Problem Statement: This knowledge base article explains the steps needed to configure the Auto-Upload Tool (AUT) (V12 and higher) to automatically submit software usage logs to AspenTech.
Note: for V8.7 AUT configuration instructions, please refer to KB 130332. | Solution: If you do not have the AUT installed, you may install it from the aspenONE Software License Manager.
See in-depth installation instructions here: https://esupport.aspentech.com/S_Article?id=000100391
Quick installation steps are below:
At the main Aspen Installer screen, click the Install and configure SLM so... |
Problem Statement: This Knowledge Base article provides Explanation on how to resolve the issue of SLM manager not showing the correct token counts. | Solution: In certain cases, the total number of tokens may not be updated in SLM Manager after purchasing additional tokens and installing the new license. For instance, if the initial license token count is 10 tokens and an additional 5 tokens were purchased, the License Manager may still show only 10 tokens. To addre... |
Problem Statement: For equilibrium reactions in Chemistry that involve molecular species, does the reaction only happen in the liquid phase or does it also occur in the vapor phase? | Solution: The equilibrium chemistry reaction will occur in both the vapor and liquid phase. If you have vapor-liquid phases specified for streams and blocks, the chemical potentials of the molecular species are equal, and the reaction equilibrium is implicit in the vapor phase.
Ionic reactions will only occur in the li... |
Problem Statement: What can be done when an error like this is encountered?
( | Solution: If this error is encountered while performing a recload as part of the process of forming an Aspen Enterprise IP.21 Historian (formerly the Collaborative) then make sure that the Collaborative has not already been enabled. To tell if the collaborative has been enabled please look for this registry entry:
... |
Problem Statement: When trying to enter the maximum size that a fileset can grow using the Aspen InfoPlus.21 Administrator repository properties one might get this error: Data out of Range. What does this error mean? | Solution: By default, in all the versions of Aspen InfoPlus.21 the maximum size that a fileset can grow is set to 1 GB or 1024 MB or 1,073,741,824 bytes. If a user try to enter any number larger than this it will result in the error Data out of range.
For all the versions prior to 2006 the maximum file set size is rest... |
Problem Statement: This Knowledge Base article illustrate how to resolve IQ Analyzer status “Analyzer validation error, can’t transform PAZURAZ” in PCWS | Solution: As the messages suggest, the raw Analyzer reading is not passing the validation check.
First step for troubleshooting would be to verify that the IQ Online Server is able to read the raw Analyzer reading correctly from the IO Source. You may perform a Cim-IO Test API for the tag that Raw Analyzer Value is ma... |
Problem Statement: How does the workflow from OptiPlant to ACCE works? | Solution: The improved interface makes ACCE and Aspen OptiPlant 3D export and import process easier and more intuitive. Users can pre-configure and select what piping attributes are transferred to estimate. The following steps explains about how to export Aspen OptiPlant models to Aspen Capital Cost Estimator:
Launch A... |
Problem Statement: If you try to create a variable whose name starts with “INF…” or “inf..” on a custom block, it will not allow you to proceed, it will show “Invalid Expression” and the equation box will be highlighted in red with an exclamation mark right next to it. | Solution: Here is a screenshot of the previously described problem:
The reason for this is that the algebraic library that is used within Unified GDOT Builder takes “INF” or “inf” as a literal number (abbreviation for infinite), so it is expecting an operator right next to it since you cannot start a variable name wit... |
Problem Statement: This video | Solution: outlines how to add a new IP.21 repository.
Solution
The following are general guidelines for adding a new IP.21 repository
Keywords: IP.21
Repository
File sets
References: None |
Problem Statement: This article describes how to generate a simple report that shows the Name, Value, and Timestamp of a tag using SQLplus Reporting. | Solution: Open the following link on the web browser of your preference; http://<server_name>/sqlplus.
NOTE: replace <server_name> with the name of your Server.
Click on New Report and choose the Section Type.
Write a Section Name and click the Add button.
Type the tag you´d like to get information from on the Tag Name... |
Problem Statement: If there are spikes in the GDOT optimizer | Solution: , then the most likely cause could be due to noisy measurements, improper model configuration, or improper tuning configuration.
Solution
In a GDOT model for middle distillate applications, it is important to check the range specified for the side products for the crude units. The following picture shows a ... |
Problem Statement: This | Solution: frames to about the maximum number of coefficients that can be used on DMC3
Solution
The number of coefficient is a user value that would be used as the sampling to the model curve. It can interpreted as the number of continuous segments that you would be use to model the curve that you want to Identify. the... |
Problem Statement: This article describes the steps to follow to change A1PE´s language when using either Google Chrome or Internet Explorer. | Solution: Google Chrome
Click the three dots on the upper right corner of the page.
Select Settings from the drop-down menu and go to Languages.
Click the Add Languages button, look for the language you would like to add, select it and click the Add button at the bottom.
Click the three dots next to the language you ad... |
Problem Statement: After upgrading from Fidelis V12 to V14, you may encounter the error Unable to show Visual Studio Tools for Applications (VSTA) IDE. Please try repairing the Visual Studio Tools for Applications program (usually necessary if Visual Studio was installed after Fidelis). This error occurs whenever Write... | Solution: This error can occur when multiple versions of VSTA and Aspen Fidelis are installed on the same machine at once and Fidelis V12 was not uninstalled before the upgrade.
To resolve this error, uninstall all VSTA and Fidelis versions, then reinstall:
Search for and open Control Panel > Programs > Uninstall a P... |
Problem Statement: The Aspen Mtell Alert Manager services are running but connection to them cannot be established. You may encounter the following message while running the MAM configuration app: “Error while trying to connect to the IIS services”.
Cause
During the installation, the local system account (SYSTEM) wa... | Solution: Obtain a Managed Service account (preferable) or a Service account to run the services. Follow these steps to reconfigure the services to use this account.
Stop all Aspen Mtell Alert Manager services. (referenced in this KB article: https://esupport.aspentech.com/S_Article?id=000100666)
Launch Internet Inform... |
Problem Statement: An issue in past versions of Aspen Mtell could have resulted in some objects appearing only in Agent Builder or only in System Manager. A utility is provided separately from these applications to fix these issues. | Solution: On the Mtell server, follow these steps:
Backup the database prior to running the utility. The utility resolves the issues by hard deleting the objects which only exist for one product, allowing you to recreate them properly in the current version. Hard deleting means the records are removed from the database... |
Problem Statement: When sending an email through Mtell, you may encounter the following error:
Error in processing. The server response was 5.7.3 STARTTLS is required to send mail [...] | Solution: This error indicates that the server client requires a security layer in order for it to accept email for security and verification purposes. This error is resolved by enabling SSL in the SMTP server info box:
SSL is generally recommended to be enabled by default. This KB article (https://esupport.aspentech.... |
Problem Statement: During the upgrade process for Aspen ProMV, once you reach the prerequisite validation stage you may see that manual installation of third-party software including RabbitMQ is required as shown below. This article describes how to manually install a newer version of RabbitMQ if the installer is unabl... | Solution: After following the installer instructions for removing previous versions, go to the RabbitMQ page here: https://www.rabbitmq.com/changelog.html
Find the version number listed in the Aspen installer, 3.9.13 in the above example
Click on Release Notes as shown below, which will take you to a GitHub page
Under ... |
Problem Statement: When accessing and using web applications to view Mtell alerts from Alert Manager or Mtellview, you may encounter a variety of issues that occur in some or all available browser types such as Edge or Chrome. These can range from Fatal error to unable to load trend and many other errors. By generating... | Solution: For Firefox, Edge, Chrome, press Ctrl+Shift+J, then click Console to show the browser logs.
Alternatively, click the 3 dots at the top right of the browser window > More tools > Developer tools > Console
An example console with errors is shown below, you can click Default levels and enable Errors only to fil... |
Problem Statement: When trying to install/upgrade Aspen ProMV and the SQL server is hosted on the same machine, the current Windows user must have sysadmin access to the SQL server, otherwise you may encounter the following error No sysadmin access to SQL server: | Solution: To check sysadmin permissions:
Open Microsoft SQL Server Management Studio > Connect to the SQL Server Database
Expand Security > Server Roles > Double-click sysadmin
Verify that the Windows user performing the installation is listed under the sysadmin members
If the user is not listed, contact the SQL server... |
Problem Statement: Software License Manager (SLM) License File Installer | Solution: The aspenONE License File Installer is a utility that will automatically verify and install your network or standalone license file.
ThisSolution provides the aspenONE License File Installer utility and instructions on how to use it.
Starting with V11.1, the aspenONE License File installer has the ability t... |
Problem Statement: How to specify Liquid, Vapor and Two-Phase Heat Transfer Coefficient in Aspen Plate Exchanger? | Solution: You may enter a value for the vapor heat transfer coefficient here to override the calculated value. Program calculated values should normally be used, unless you have a very good reason for overriding them.
You can specify Heat Transfer Coefficient under Input | Program options | Thermal Analysis | Heat Tran... |
Problem Statement: What is the Polymer Attribute Sheet & its application? | Solution: Polymer attribute sheet is available under the reactor’s results form –
This sheet is very useful to view the properties of polymer generated locally inside a reactor. For multi-site reaction kinetics, the sheet displays the properties of polymer generated at each site in addition to the composite polymer. F... |
Problem Statement: What are various property distribution types available for polymers? | Solution: The common polymer structural properties for which distributions are typically considered include:
Chain size: molecular weight or chain length
Copolymer composition (not modeled in Aspen Plus)
Degree of branching
Polymer particle size
In order to accurately characterize a polymer component, and maintain co... |
Problem Statement: How do I exclude any source from calculation for the particular scenario in Aspen Flare System Analyzer (AFSA)? | Solution: To change exclude any source from calculation, select Scenarios from the Build section of the Home ribbon. Choose the scenario(s) for which you want to limit/ Ignore any source.
In the Scenario Editor pop-up select the sources tab where you can Ignore the source form calculation for the particular scenario.
... |
Problem Statement: When configuring Aspen ERP Connect, SAP settings for TSK_ERP are configured using Aspen ERP Connect Administrator (ERPConnectAdmin.exe tool found in C:\Program Files\AspenTech\InfoPlus.21\db21\code folder).
This knowledge base article explains where the SAP settings configured in Aspen ERP Connect A... | Solution: The SAP settings are being saved in a file called tsk_erp.exe.config which is also located in C:\Program Files\AspenTech\InfoPlus.21\db21\code folder, the same folder as ERPConnectAdmin.exe tool.
When launching ERPConnectAdmin.exe tool, the user need to have Administrator's privilege or write permission to t... |
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