question stringlengths 19 6.88k | answer stringlengths 38 33.3k |
|---|---|
Problem Statement: This knowledge base article provides steps to resolve the following error:
Product prefix not found
which may be encountered when applying a Microsoft Installer (MSI) patch to an aspenONE product. | Solution: This error is usually returned because the original product was not installed properly. Therefore, first verify that the product works as expected. If the product does not work properly theSolution is to un-install the product(s) that are causing your trouble.
It is recommended to uninstall the software throu... |
Problem Statement: Does the debugger work with Aspen Plus and the Intel compiler? | Solution: It is possible to use the debugger with all versions of Aspen Plus. To use the debugger, you must have the same compiler as we used to compile the source code. Intel Fortran 9 was used to compile Aspen Plus 2006, 2006.5, V7.1, V7.2, and V7.3; Compaq/HP Visual Fortran was used for 2004.1 and earlier; Intel For... |
Problem Statement: It is possible to face issues when creating a new Aspen OnLine Project for new users. | Solution: This video provides step by step instructions on how to create an Aspen OnLine Project and how to avoid common mistakes.
Main topics covered in this video:
Starting Aspen OnLine Service.
Launching Aspen OnLine.
Creating a new Aspen OnLine Project.
Keywords: AOL, Project setup, Digital Twin, RTO
References: N... |
Problem Statement: CVE-2021-44228 discovered on December 9, 2021, is a critical remote code execution vulnerability present in certain versions of Log4j, a common Apache logging component. Log4j includes JNDI (Java Naming and Directory Interface) component, which while being able to help fetch resources, could also be ... | Solution: Corporate security and response
While Log4j is a popular component, it is only used by Aspen Collaborative Forecasting and aspenONE Process Explorer (A1PE) products. AspenTech is working on a fix to address the issue. The following steps will help mitigate the issue.
AspenTech Patch Updates:
In response t... |
Problem Statement: Is it possible to model C25-C30 alkane paraffins as both liquids and solids depending on the temperature. Do I need to define a user component? | Solution: Solids can use the same component name and formula, but have a type of Solid and a different Component ID.
If you use the SFE (Solid Fluid Equilibrium) Wizard to set up the solid components for the alkanes.
Select all of the components that possibly exist as solids.
The solid components and a Chemistry obje... |
Problem Statement: When I go to download the Summary | Solution: Report in Excel format, the downloaded zip file is empty. What should I do?
Solution
ThisSolution applies to models that have been migrated from PIMS-AO.
The settings that were used in PIMS-AO are also transferred to AUP when migrating the model. In this situation, the summarySolution report was renamed in PI... |
Problem Statement: What are the default TCP ports for Process Pulse connections? | Solution: Main Service = 8001
Calculation Engine = 8004
Data Collector = 8005
Rest Service = 9134
If the ports were changed from their defaults, you can check the settings by going to the directory C:\ProgramData\AspenTech\CAMO\EPP, then opening the following XML files and locating the Port fields
mssetting.xml (Main S... |
Problem Statement: When importing data from Excel (.xlsx) into ProMV, you may come across the error message microsecond must be in 0..999999. | Solution: This is caused by rounding errors which can occur when cells have several multiply/divide operations, such as a calculated date column which uses DATE+1/24/60/6 for 10 second intervals. Each division introduces a rounding error in Excel, which leads to inconsistent date values and causes issues during import.... |
Problem Statement: How to solve issues where the link to the alert found in emails does not point to the correct server specified in system manager general
In some instances, after updating the Server Name in system manager the email link can still reference the old server causing the users to be directed to a web page... | Solution: Open Mtell System Manager
Navigate to the Configuration tab and select the general option on the side menu
Confirm the name in the Server Name is correctly displayed
Navigate to Reporting on the side menu and make sure the server name for email links matches the Server Name In the general settings and Save
Re... |
Problem Statement: How to solve issues where Process Pulse Web terminal does not load correctly showing Invalid Language code
Sometimes after installing Process Pulse web terminal the dashboard page is not reachable and navigating to its web page shows an error related to an invalid language code | Solution: Open Internet Information Services (IIS)
Navigate down the hierarchy and locate Machine name\Sites\Default Web Site\AspenTech\AspenProcessPulse
Where machine name is the name of your server
In the center panel select Authentication
Select and enable Anonymous Authentication
Keywords: Web page
Process pulse on... |
Problem Statement: How to Decode and Encode the ProMV SQL connection string?
When configuring Aspen ProMV online, if the SQL server and the ProMV server are not two separate machines, when standard workflow does not work, as found in this article, it can be required to manually configure the connection string between t... | Solution: 1. Open Google Chrome
2. Open Dev Tools using F12 or Ctrl + Shift + I or Settings > More Tools > Development Tools
3. Navigate to the Console tab in Dev Tools
4. In the input line, you can enter javascript commands to run. Utilize the command “atob()” to convert the encoded string to plain text. “btoa()” co... |
Problem Statement: This article describes the recommended approach for backing up Aspen ProMV Online information. | Solution: Aspen ProMV Online Continuous and Batch (ProMV) uses many configuration files to store offline and online model information and uses Aspen InfoPlus.21 (IP.21) to store real-time information for deployed ProMV models. It is recommended to regularly back up the following files related to ProMV:
1. ProMV Offline... |
Problem Statement: When you open Aspen Mtell System Manager, you get an error message that looks like this.
Connection to MIS Web Service [http://servername/AspenTech/AspenMtell/InteropServer/MIMOSA/OSAEAIManagement.asmx] failed.
[Error: The remote server returned an error: (500) Internal Server Error.]
To confirm th... | Solution: This error occurs when SQL is configured to only allow Windows Authentication and not SQL Server Authentication. Mtell requires SQL Server Authentication to be enabled.
Open SQL Server Management Studio and connect to the Mtell database server with an account that has sysadmin permissions
In the Object Explor... |
Problem Statement: When you open ProMV Online, you see an error about the ProMV Optimizer Service in System Health Alerts.
No connection could be made because the target machine actively refused it. (localhost:8098) | Solution: This error appears when the ProMV Optimizer Service isn’t running. To start the service, you can use the ProMV Service Launcher.
Open a Command Prompt as an Administrator
Run the following commands
cd “C:\Program Files\AspenTech\Aspen ProMV Launcher”
AspenTech.ProMV.ServiceLauncher.exe
If you receive a messag... |
Problem Statement: This KB article describes the process for moving your ProMV Online installation to a new server. By following these steps, you will be able to keep the information related to all your agents. | Solution: Start by installing the same version of ProMV Online on the new server. If you want to upgrade to a newer version, you can do so normally once you have confirmed that all the data has been properly transferred to the new server.
Move your IP.21 database following the steps in this KB article. KB 000062839
Kee... |
Problem Statement: When installing Aspen Process Pulse, you may come across the following error:
Windows could not start the Aspen Process Pulse - Main Service service on Local Computer. Error 1064: An exception occurred in the service when handling the control request
Additionally, in Event Viewer, you may encounter t... | Solution: This error can occur for many reasons, so it is recommended to trigger this error and then immediately check the Event Viewer for information about the error. Below are several known causes andSolutions for this specific error.
During the installation, the SQL login user must have sysadmin access. If Windows ... |
Problem Statement: When trying to run Python scripts in Unscrambler, you may see the error message indicating the PyCamo library is not installed. | Solution: The PyCamo.tar.gz file is located by default under C:\Program Files (x86)\AspenTech\Aspen Process Pulse\Calculation Engine
Open Command Prompt as administrator or alternatively, open a terminal through a code editor such as VS Code which is connected to the Python environment
Change the active directory to th... |
Problem Statement: How to create a Bad Tag Status based on Current Value for Aspen ProMV Online using Aspen Calc
Sometimes it can be useful to monitor the status of a tag in order to take appropriate action during alert management and model improvement | Solution: Open Aspen Calc
Go to Calculation Tab
Right-Click on Server and add New Folder
This is optional and I have a Bad Tag folder and a Bias folder in this example
Right-Click on Folder (or Server if no folder is added) and add New Calculation
Create the formula needed
In this example the status of the tag ... |
Problem Statement: After installing Aspen Process Pulse, the following error message appears in Aspen ProMV Online indicating an issue with the Solr service.
When reviewing Apache Tomcat service, the service appears to have stopped. After manually starting the Apache Tomcat service, it will return to a stopped state a... | Solution: As the catalina error log above suggested, this indicates that port 8005 is being used by other applications. Tomcat listens on TCP port 8005 to accept shutdown requests by default. As you may have guessed, Aspen Process Pulse Data Collector also uses port 8005 by default.
To resolve this conflict, we will... |
Problem Statement: During normal ProMV operations, you may eventually come across the following error:
Could not allocate space for object 'dbo.tbl_AlertSsnObss'.'PK_tbl_AlertSsnObss' in database 'MVContAlertMgrDB' because the 'PRIMARY' filegroup is full. Create disk space by deleting unneeded files, dropping objects i... | Solution: For full SQL licenses, an increase in storage space is necessary. There are two possibleSolutions to resolving this error if Express is being used:
1. Purchase a full MS SQL license and deploy it on the SQL Express server
2. Customize storage time for alerts if old alerts are not needed
By default, ProMV O... |
Problem Statement: During the Process Pulse installation of services, you may come across: Error 1920 Service Aspen Process Pulse - Data Collector UPPDCFService failed to start. Verify that you have sufficient privileges to start system services. | Solution: Since admin privileges are required to initialize the installation in the first place, this error message may not always be accurate. Observed on an Azure environment, the default port 8005 for the Data Collector service was found to be occupied by a separate, already running service. In some environments, po... |
Problem Statement: Mailbox error: The server response was 5.7.1 Unable to relay for <user@email.com> | Solution: On the machine which is hosting the SMTP server:
Go to Administrative Tools -> IIS 6.0 Manager
Right click SMTP Virtual Server then Click Properties
Select Access tab
Click Relay... in Relay Restrictions
Select Only the list below
Add 127.0.0.1 and the Mtell machine IP to the list
Check Allow all computers wh... |
Problem Statement: You may encounter the error ACR login failed when trying to download the Maestro Azure containers. This generally means that the key credentials are expired. | Solution: Download the updated keys through the eSupport Download Center
Go to C:\ProgramData\AspenTech\Aspen Mtell Maestro (by default) or your Maestro directory, rename the previous acrcreds.key file or move it elsewhere as backup, then copy the new acrcreds.key file to that directory.
Keywords: None
References: None |
Problem Statement: How to add If clause in Calculator block in Aspen Plus using Fortran? | Solution: Calculator block in Aspen Plus is used to add user defined calculation and formula in Aspen Plus. Calculator block uses excel and Fortran to perform its calculation.
You can add simple and complex formula such as addition, subtraction etc in calculator block using Fortran.
If we want to add “If Clause” stat... |
Problem Statement: This video covers the relationship between different IP.21-related products and provides a high-level overview of their functionality. | Solution: Due to the myriad of products that support the IP.21 database, this video aims to clarify how common IP.21-related products are connected. General details on how data is provided to IP.21 and how IP.21 data is used by its layered products will be included.
Keywords: None
References: None |
Problem Statement: What kind of plots are available for heat integration in Aspen Energy Analyzer (AEA)? | Solution: Aspen Energy Analyzer has a wide variety of plots.
- Grand Composite Curve
The Grand Composite Curve is a plot of shifted temperatures versus the cascaded heat between each temperature interval (Linnhoff et. al. 1982). It shows the heat available in various temperature intervals and the net heat flow in the ... |
Problem Statement: Why am I getting Remote database links: Maximum open cursors exceeded error message? | Solution: The Maximum open cursors exceeded message relates to the query exceeding a fixed limit of 100 for the number of open statements on a single Desktop ODBC connection. Usually, it is hard to reach this limit using the ODBC OAM from Aspen InfoPlus.21 because it automatically closes statements when it is finished ... |
Problem Statement: What is meaning of the dashed lines on Grid diagram in Aspen Energy Analyzer (AEA) | Solution: All process and utility streams in the heat exchanger network (HEN) system are displayed in the Grid Diagram.
Initially, all process streams are shown dashed because their enthalpy is not satisfied. As the heat exchangers are placed in the streams, the streams become solid.
With this feature, you can visually... |
Problem Statement: What the meaning of color of the heat exchangers on Grid Diagram in Aspen Energy Analyzer (AEA)? | Solution: There are five possible colors for the heat exchanger on the Grid Diagram in AEA. Each color indicates a type of heat exchanger:
Color Definition
Blue
Defines that heat exchanger as a cooler. In other words, the heat exchanger is attached to a hot process stream and a cold utility stream.
Red
Defines that h... |
Problem Statement: This article provide example files of Aspen Energy Analyzer (AEA) V12.1. | Solution: Aspen Energy Analyzer Sample files are stored in local folder as follows:
C:\Program Files\AspenTech\Aspen Energy Analyzer V12.1\Samples
Keywords: AEA, energy cost, heat integration
References: None |
Problem Statement: This knowledge base article explains why the following error may be found in the CIMIO_MSG.LOG:
WNT Error=10054 An existing connection was forcibly closed by the remote host | Solution: This message is typically preceded by several socket-level errors
CIMIO_OPC_RECEIVE_FAILED Error Receiving from MMMM on Node YYYY
CIMIO_MSG_RECV_CHK, Error checking connections
CIMIO_SOCK_CHK_RECV_FAIL, Error peeking at socket
System Error, errno=2 No such file or directory
CIMIO_SOCK_RD_BROKEN_PIPE, Connecti... |
Problem Statement: You may want to configure KPI Hierarchy in aspenONE Process Explorer (A1PE). This article provides an example to do so. | Solution: You may need to do the following configurations to show KPI Hierarchy in A1PE. Please refer to the attached document:
Open Aspen mMDM Administrator to create an empty database
Download attached KPIHierarchy_xml.zip and extract the xml file. Import the xml file into the mMDM database using Aspen mMDM Bulk Load... |
Problem Statement: Given the following information about a Gas Recovery Unit (GRU), APC users can practice their understanding of scope definition by answering the questions.
GRU Control Objectives
Maximize Deethanizer Feed
Minimize Propane Loss To Fuel
Maximize Mixed C4 Production
Minimize Energy Consumption
Maintai... | Solution: 1 - Economic Questions
Can feed be cut when propane containment is full?
How would you characterize the feed?
Does it all come from one conversion unit or from many?
Is the makeup consistent from day to day, season to season?
What is the internal value of:
Feed
Fuel Gas
Propane
Mixed Butane
Pentane and Higher... |
Problem Statement: After loading and attempting to start an Aspen APC Inferential Qualities (IQ) application using PCWS | Manage or APCManage, the IQ may fail to start with the message: Unable to checkout Aspen IQ license SLM_RN_APC_AIQINF.
This license key SLM_RN_APC_AIQINF is required specifically for the IQ Watch t... | Solution: If the license key for IQ Watch is missing, the user can do the following steps as a workaround to get the IQ running:
1. Open the IQF in IQconfig, right-click on the Inferential name and select Properties
2. In the Inferential Quality Properties window, uncheck the box for Enable Performance Monitoring in A... |
Problem Statement: The APC IO logging Service can be used to gather some connection information from the RTE controllers. However, it has been noticed that this service may fail to start after a sever upgrade from V12.1 to V14. This KB describes the steps to solve this problem. | Solution: The most common symptom of this problem will be an error message after trying to start the service that calls for a missing file on the server:
The reason for this is that Service failed to get registered on the correct path during the upgrade to V14.
To solve this problem, you will have to change the path ... |
Problem Statement: The aspenONE Process Explorer Admin page can be opened by using the following URL in a web browser opened on the aspenONE Process Explorer (A1PE) web server: http://localhost/ProcessExplorer/WebControls/PBItemDetails.asp?admin=true
On the aspenONE Home tab there is a table that can be used to configu... | Solution: When clicking the Save button, you are actually making use of a Process Data REST command that does require you to have elevated access permissions. Nevertheless, this error message is known to occur when using MS Internet Explorer (IE) on a server which also has IE Enhanced Security Configuration switched ON... |
Problem Statement: When there is no reboiler in a RadFrac block the bottom pressure/liquid outlet stream pressure is not correct using the automatic pressure update functionality. The pressure is reported at the top of the stage. For example, the internal rating calculates a total pressure drop of 0.542 psi but the bot... | Solution: In the RadFrac rigorous distillation unit operation block, we use theoretical stages. Each stage has a single pressure. Therefore we can only report a single pressure for each stage. For a real stage, there is a pressure above the stage and a pressure below this stage. This can be modeled using Rate-based dis... |
Problem Statement: When changing or upgrading a license file or license server, what are the steps required for APC applications running online? | Solution: The recommended practice for APC applications during license changes or upgrades depends on whether only the license file is getting replaced on the same license server or if the license server is changing as well, and the APC server must point to the new license server.
Scenario 1: Replacing License on the ... |
Problem Statement: Starting in V12.1, DMC3 Builder projects have a single-file project structure with the extension .dmc3proj, which allows for large project files to be compressed more than the folder structure was able to in previous versions. There has been one instance found where using the File | Save Project As c... | Solution: below may not be applicable in most cases.
Steps to reproduce, as tested in V12.1 and V14:
1. Before opening the project, note down the file size in File Explorer. In this example, the project is 39 MB.
2. Open the project in DMC3 Builder and note the file size increases to 64 MB as expected:
3. In DM... |
Problem Statement: How to change the solving method and damping group in any column? | Solution: The Solving Method in a column allows you to select the columnSolution method. With the “inside-out” based algorithms, simple equilibrium and enthalpy models are used in the inner loop to solve the overall component and heat balances as well as any specifications. The outer loop updates the simple thermodynam... |
Problem Statement: How to change the transfer basis for an internal stream in any column? | Solution: For any column property window, the Flowsheet tab contains the following pages:
Setup
Variables
Internal Streams
Mapping
Lock
The Transfer Basis is significant only when the sub-flowsheet and parent flowsheet Property Packages are different. To change the transfer basis for an associated inlet or outlet strea... |
Problem Statement: What should be done to address the error FLASH CALCULATIONS FAILED TO CONVERGE IN MAXIMUM NUMBER OF ITERATIONS for an Acid gas column model using Acid Gas-Caustic package alongside PR in Aspen HYSYS? | Solution: The Acid Gas - Caustic Wash property package can be used to model the caustic wash process. During the caustic wash process, impurities such as H2S and light mercaptans are removed from light hydrocarbon feeds. This property package functions similarly to the other Acid Gas property packages. The primary diff... |
Problem Statement: This tutorial shows the steps of how the CreateVectors.sql query works on how it can be used to extract data from the Misc. tags on the Aspen Watch Server. | Solution: For this Tutorial example, we have included a PDF file with a details example on how to use the CreateVector.sql attached to thisSolution. The query is defaulted installed on any AspenWatch Server, but is missing you can ask for a copy to AspenTech APC support.
Keywords: AspenWatch, VEC Files, SQLplus
Referen... |
Problem Statement: This article describes the steps to take to extract the logs from PCWS. | Solution: The short answer to this problem would be No. Unfortunately, there is not a direct way to extract the messages from PCWS.
However, there is one useful workaround that can be used to extract the same information from PCWS using a Windows tool called Event Viewer.
Here are the steps that you can follow to get... |
Problem Statement: This | Solution: frames to how to use a Token Counter Report Query for DMC3 and DMCplus applications.
Solution
1.- Copy the query on Aspen SQLplus on the AspenWatch server. The query script is the following, and can be found on the attached txt file.
---------------CONTROLLER INFORMATION
Keywords: None
References: None |
Problem Statement: Users have the option of making their PCWS web page to have read-only access if they want to restrict permissions on certain security levels, for example a web server on the DMZ. To do so, the user would have to follow the steps below:
For ACO (ccf/mdl) applications:
Open the C:\ProgramData\AspenTec... | Solution: This behavior is by design. Having the DataService.config file (both for RTE and DMCplus) set to allowManage=False for the web server blocks ALL Manage Command interface actions from occurring when received from that web server. DMC3 Smart Tune also uses this interface, therefore the actions on the Strategy p... |
Problem Statement: This article described what HBK files and good practices to manage them. | Solution: Simple definition: HBK files are history backup files generated by IQ applications.
These files are created from multiple entries on the inferential (depending on lab or analyzer), and the main purpose is to keep a backup of the IQ application. They can also be used to extract data using IQ Extract to conver... |
Problem Statement: When running Optimization in Aspen Utilities Planner user have an option to include StartUp and ShutDown cost for some equipment. However sometimes one can observe that, even if initial specification for the equipment is different: in one case Equipment status is “In Service” and in another “Shut Dow... | Solution: When running single period optimization Aspen Utilities Planner is not taking into account StartUp and ShutDown costs, as Initial specification of the equipment from Pre-Optimization simulation is not checked by the optimizer.
StartUp and ShutDown cost are included ONLY with multi period optimization, and on... |
Problem Statement: How to register for a Public Training classes through AspenTech eSupport web site? | Solution: AspenTech offers a comprehensive curriculum of training courses on how to apply our software products and technologies to achieve business and operational benefits. Our customers have choices of arranging for instructor-led, private training classes at their sites or registering for public classes at our regi... |
Problem Statement: When installing Tomcat, it is possible to change the default port number Tomcat usually installs on to some other port. This may cause Aspen Search not to work correctly.
This Knowledge Base article provides a list of files to check when the Tomcat port number was changed from default 8080 to some ot... | Solution: Open the following files in a text editor, search for 8080 and replace with the new port number (8081 for example):
C:\inetpub\wwwroot\AspenTech\ProcessData\AtProcessDataREST.config
C:\inetpub\wwwroot\AspenTech\ProcessExplorer\WebControls\AtWebPlotsConfig.xml
C:\inetpub\wwwroot\AspenTech\aspenONE\App_Data\co... |
Problem Statement: The Aspen Manufacturing Suite has the following two options for viewing data from a relational database within Aspen Process Explorer:
SQLA Tags
Aspen Process Data (RDBMS)
This knowledge base article discusses the differences in the way each application connects to the relational database. | Solution: When SQLA Tags are used, a single SQLConnectionDef record is created in the Aspen InfoPlus.21 database which contains the OLE DB connection information to your relational database. (See image below)
With the Aspen Process Data (RDBMS) option, you do not have to create a record in Aspen InfoPlus.21 to hold... |
Problem Statement: How to use Power Stream in Aspen Plus? | Solution: Use an inlet power stream to supply an electrical power specification to a block that requires electrical power, such as an Electrolyzer block.
Use the following forms to enter data for work streams.
Use this form To do this
Input Specify power for power streams
Result View stream results for power streams
... |
Problem Statement: Is the Power stream supported in Aspen Plus V14 Equation-Oriented mode? | Solution: Power streams are not supported in EO.
Keywords: Power stream, EO
References: None |
Problem Statement: How do I change my display name on Datasheets and Drawings during the Submit/Check/Issue Workflow? | Solution: The steps to change the display are described below.
Note: The modified Display Name will only affect the new Datasheets and Drawings, not the existing ones.
Solution
To modify the display name, go to the Administration tool (AZAdminTool)
Under the corresponding workspace, click on User
Right click the use... |
Problem Statement: How do I create a Plant Breakdown Structure (PBS)? | Solution: Plant Breakdown Structure represents the geography of a plant. You can associate an object/Document/Datasheet to a plant structure like Unit or Area. First a template object of class PBSConfiguration needs to be created.
There are two ways to create a Plant Breakdown Structure:
1. Import a Plant Breakdown Str... |
Problem Statement: When I add an Engineering Fee to a Contractor, how does it appear in my indirect reports? | Solution: The Engineering Fee will appear in your indirect reports as part of your Contract Fees.
Keywords: Engineering Fee, Engineering, Fee, Contract Fees, Fees, Contract
References: None |
Problem Statement: Does equipment summary cost include the cost for all the identical items? | Solution: In Aspen Economic Evaluation, components such as pump of same design and installation specifications can be entered as identical items.
The equipment summary available in HTML, Reporter Report or Capital Cost Item Report includes the cost of all identical items.
Keywords: Equipment Summary, identical, items.
... |
Problem Statement: How do I model a cold box in Aspen Process Economic Analyzer? | Solution: If you are using Aspen Process Economic Analyzer (APEA) and would like to model a cold box, there are two approaches. APEA does not have a cold box, but Aspen Capital Cost Estimator (ACCE) does.
1. If you only have access to APEA, then you need to treat the cold box as a quoted Item. Enter it directly as quot... |
Problem Statement: Does the PFD in Aspen Process Economic Analyzer have a Find feature for the Components | Solution: Yes there is a Find feature in Aspen Process Economic Analyzer for the PFD Components.
1.) Open the PFD in Aspen Process Economic Analyzer
2.) In the Project Explorer window, make sure you are in the Project View tab.
3.) In the Project View tab, you will see your various Components. With the right mouse bu... |
Problem Statement: For agitated tanks, other than the Machine Pulper components, I do not see a choice for seal type; what is the seal being used for Agitated Tanks? | Solution: We are using packed seals as the seals on the agitated tanks. The seal is part of the agitator package and the cost of that is based on a packed seal.
Keywords:
References: None |
Problem Statement: Can I do multiple item evaluations during one evaluation? | Solution: Yes - highlight the Components to be evaluated in the List View window, then use your right mouse button and click evaluate item
Keywords: None
References: None |
Problem Statement: If I create a Template in Aspen Capital Cost Estimator, can I use it in Aspen In-Plant Cost Estimator or Aspen Process Economic Analyzer? | Solution: Yes. That is one of the beauties of the new Template capability in V7.3 for the Economic Evaluation products. You can create a template in one of the products and use it in any of the other products!
Keywords: None
References: None |
Problem Statement: How can I adjust my piping and instrumentation for a component in Aspen Economic Evaluation products like Aspen Economic Analyzer, Aspen In-Plant Cost Estimator and Aspen Capital Cost Estimator? | Solution: You can adjust the piping and instrumentation for a component in two ways in Aspen Capital Cost Estimator. Either by using form based Pipe item detail from option menu of the component or by using graphical mode from the menu. In Aspen Process Economic Analyzer and in Aspen In-Plant Cost Estimator only user m... |
Problem Statement: How do you specify the Engineering Start Date and the Construction Start Date in Aspen Process Economic Analyzer (APEA) and Aspen Capital Cost Estimator (ACCE)? | Solution: For Aspen Process Economic Analyzer (APEA):
The Engineering Start Date can be specified in the Project Basis View | Basis for Capital Costs | General Specs form. In APEA, the Construction Start Date is a calculated date which occurs after the Engineering Start Date and is a function of the number and type co... |
Problem Statement: Why do I get the following error when I try to model a combustor reactor as a furnace:
User Tag Number:
*Component Ref #: 32
ERROR> 'FU - 32' STRESS FOR MATERIAL A 214 IS ZERO AT A TEMPERATURE OF 1200.00
SYSTEM MAY NOT CONTAIN STRESS VALUES FOR THE MATERIAL. | Solution: The furnace models in our library are actually fire heaters, not combustion reactors. That means that we have inside the combustion chamber a set of tubes with the process stream to be heated. The material that we specify for the furnace in the input form is in fact the material for the tubes, and that is why... |
Problem Statement: When I add PVC or CPVC piping, I don't see any bolts or flanges generated. How do I add them? | Solution: Economic Evaluation products do not generate bolts and flanges for PVC or CPVC piping. You can add the bolts and flange costs by using the Mat'l/Man-hour additions field on the Components Options menu.
Keywords: PVC, CPVC, bolts, flanges
References: None |
Problem Statement: How is Electrical circuit testing calculated in Aspen Capital Cost Estimator? | Solution: Electrical testing is calculated based the number of certain types of items that we perform testing on, multiplied by a factor to get man-hours.
We test on these Electrical items for SUBSTATIONS and for each AREA:
Low, Med and High Voltage Transformers
Electrical Circuits
Transmission lines
Grounding
Low, Med... |
Problem Statement: How to set up a project so that motors developed in Aspen Process Economic Analyzer will be explosion-proof? | Solution: Explosion-proof can be specified under Project Basis View | Basis for Capital Costs | Design Basis | Electrical Specs, which is accessible in Aspen Capital Cost Estimator, but not in Aspen Process Economic Analyzer. For this reason, template generated in ACCE can be used to set this up for Aspen Process Econo... |
Problem Statement: How is Instrumentation Testing calculated in Economic Evaluation products? | Solution: Instrumentation is a function of the following:
Number of pneumatic and electronic controllers
Number of thermocouples
Number of switch wire runs
Number of Local Control and Local Panel indicating and controlling loops.
We take the TOTAL COUNT of all the above items, divide by 2, then multiply that result by ... |
Problem Statement: How is Equipment Allowable Stress Calculated for a given Design Temperature and in accordance with the ASME Design Code? | Solution: Aspen Economic Evaluation materials of construction utilize the ASME materials database from Aspen Exchanger Design and Rating (EDR) to determine the allowable stress at the project equipment design temperature.
Aspen EDR ASME materials database contains allowable stress data at different temperatures as well... |
Problem Statement: Is a structure generated when the OPEN area type is specified? | Solution: The following examples demonstrate the steel bulk items generated for a 50 ft. x 50 ft. OPEN area. There are several reports that can be viewed to analyze the steel cost and quantities that are generated for an OPEN area type, after evaluating the project. Two reports are used to illustrate.
1) Using the Int... |
Problem Statement: I specified the distance to MCC on the area electrical specification as 150m. Aspen Capital Cost Estimator returns a warning Specified distance To the MCC for the area may generate oversized wire/cable for the area. However, equivalent distances have been specified for the instrumentation junction bo... | Solution: Electrical wire is a much higher voltage than instrument wire (480/4160 for electrical wire vs 24 volts for instrument wire) and as such the Icarus cost engine does not check voltage drops on instrument signal wire. We do however calculate voltage drops on electrical wire, and have to adjust the wire size to ... |
Problem Statement: How do I import a fluid package from Aspen Properties or Aspen Plus files in to Aspen HYSYS? | Solution: If you are working with a custom property package with Fortran code, please see article 000101265.
Since Aspen HYSYS V7.0, the fluid package along with binary interaction parameters can be imported from either Aspen PRoperties or Aspen Plus into Aspen HYSYS (Not the PFD and objects).
If you want to transfer ... |
Problem Statement: We have created a fluid property package/model in Aspen Plus by writing our own customized Fortran code and compiling it using aspcomp/asplink to create a .dlopt file. With this new property package, we are able to successfully run a simulation in Aspen Plus. We now wish to run a HYSYS Dynamics simul... | Solution: If you are working with a standard property method without any customization, please see article 125517-2.
There are specific ways you could adjust the settings/files to include your user-defined property package that can be later read by HYSYS.
There are twoSolution approaches -
Solution A:
Put the dll file... |
Problem Statement: What are the common methods to import Assay Files into HYSYS Petroleum Assay? | Solution: Assays of Aspen Assay Management in PIMS and Third Party Planning CSV are two common sources that users import into HYSYS Petroleum Assay. ThisSolution is to explain the workflows and tips to import those assays.
1. Assays of Aspen Assay Management in PIMS
a. The general workflow of bringing an Assay of A... |
Problem Statement: When we create user-defined entries, they are set as Engineering values by default. This means that only Engineering roles can change them through PCWS, and thus will be ReadOnly for Operators. Here, we will review how to customize this setting and show examples of removing write permissions to Engin... | Solution: Changing read-write permissions and display options for user-defined entries requires following a different set of instructions, depending on if the application is RTE or ACO based.
RTE (DMC3 Builder):
To set a user-defined entry as a read-only value for a Web Engineer role, simply locate the entry on the C... |
Problem Statement: How do I customize items like Freight (Domestic and Ocean) with a different percent over material for various locations? | Solution: Aspen Capital Cost Estimator doesn't have a place for you to tell our software where you want to acquire your equipment from (domestic or international) or to specify the taxes, freight, etc for different locations (Mexico, US, UK, etc).
However, you may want to use our currency.dat file to specify various ... |
Problem Statement: Under certain conditions, model prediction for a CV suddenly resets back to the Current Measurement value. No calculation, redeployment, or CV initialization has been performed during the prediction reset. | Solution: CV model prediction resets can happen when:
Predictions are initialized
Individual CV predictions are initialized (manually or triggered by calculations)
Accumulated Prediction Error reaches or exceeds the maximum limit of 9000
The CV has bad status
The CV has bad value
If none of the above caused the CV p... |
Problem Statement: By default, The Web Data Provider service can host up to 20000 logging messages for the Production Control Web Server. However, we can modify the amount of PCWS log messages in different ways to store more logging information or save space on the server. | Solution: You can find the instructions on how to modify the number of PCWS messages in the maxMessagesTotal section of the Web Server Help:
In summary, to change the maxMessagesTotal parameter:
Use the Windows Services applet to stop the Aspen APC Web Provider Data Service on the Web server.
Open Notepad with admin r... |
Problem Statement: How do I create a Scheduling Objective in APS? | Solution: If you're using equations to calculate values, then the necessary calculations have to be created (Model-> Calculations)
To create a new objective:
1. From the Event interface, click Model | Scheduling Objective to display the Schedulng Objectives dialog box.
Note: The list of existing objectives appears i... |
Problem Statement: Why am I not seeing any manhours for vessels with large volume? For example, I have a spherical tank of 2,100,100 gallon, that does not generate any manhours, but the manhours do get generated for smaller sizes (1000 gallons). Is this a bug or is there a reason for this? | Solution: No, this is not a bug and there is a good reason for this.
With very large volume tanks, the tank is being built on site because it is a subcontracted field-erected tank, thus no man-hours for a subcontracted field erected tank.
The break point is the Shop Fabrication Diameter in the Equipment Design basis sc... |
Problem Statement: What percent full of water is used for foundation design for vessels? | Solution: In designing foundations, Aspen Capital Cost Estimator assumes that a vessel is completely filled (100%) with water for foundations without piling. The amount is reduced to half full (50%) for foundations with piling.
The foundation is designed for weight (vessel weight + weight of water) and horizontal load ... |
Problem Statement: How can I specify demolition as a specific indirect cost instead of calculating it as specific direct cost items. | Solution: On the indirects form in the Aspen In-Plant Cost Estimator Project Basis View or on the contractor definition form in Aspen Capital Cost Estimator enter the demolition cost in the Special Indirect Item 1 field.
This will then report the demolition cost under the project indirects.
If required for reporting pu... |
Problem Statement: Using the Above Grade or Buried Pipe [Piping Plant Bulk] model, I am seeing more valves and fittings being generated and I cannot figure out why. | Solution: The reason why one would see additional valves and fittings is when the Pipe Routing Type field is used. When this field is used, the external fitting specs file will be used.
If using Aspen Capital Cost Estimator, the Pipe Routing Type is explained in the Icarus reference manual, as indicated by the Properti... |
Problem Statement: In the installation details reports, costs labeled Project / Area - GRADE appear. The following example comes from the Area - Installation Details standard report (Capital Cost Reports | Direct Costs | Installation Details | Area - Installation Details).
What is the source of these Project / Area... | Solution: The area-level electrical costs are generated based upon the model used by Aspen Capital Cost Estimator. The system automatically generates the following bulk quantities for the default GRADE area type.
Perimeter lights every 50 feet.
Lights are supplied from 1 or more area panelboards, supplied from a discon... |
Problem Statement: Why would Freight and Taxes not be calculated using relocation in Decision Analyzer? | Solution: Depending on the relocation country specified, there may be no taxes and freight calculated. For example, a relocation to Egypt, will show no taxes calculated for the first year.
If you create a sample project, and run the estimate on the project, look at the CASHFOW.ICS report, and look at the line item call... |
Problem Statement: After using the Aspen Capital Cost Estimator Piping and Instrumentation Drawings (P&ID) editor for a component, I noticed that my component summary costs are different for that component. Why would this be happening? | Solution: There are two types of Piping and Instrumentation Drawings (P&IDs) associated with each piece of equipment.
A Fully Instrumented P&ID
Standard PID.
What happens when choosing to use a graphical P&ID
When you choose to open the graphical P&ID (or default P&ID) for a component it will be the Fully instrumente... |
Problem Statement: How can I modify the Equipment Rental information generated for my Project? | Solution: ACCE has the capability of automatically adding Construction Equipment required to install the elements of the project.
However, this predicted equipment may not exactly represent the real values required for the project, therefore, the user has the ability of overwriting these system calculations.
In order ... |
Problem Statement: What is the new Scheduling Objectives Feature in APS V14? | Solution: The Scheduling Objectives has been added in APS V14 that allows you to define scheduling KPI's that can be trended as functions of time.
You can create equations that include entities from your model to develop cost, revenue, or margin calculations, to produce values that can be tracked during simulation and... |
Problem Statement: How and when does the Aspen Capital Cost Estimator install Ladders and Platforms? Is there some sort of calculation where the length has to be a certain size? | Solution: Systems with automatic installation bulks generate platforms and towers. A tower begins with 1 360 degree platform for the first 25 feet [7.6M], or fraction thereof, of exposed height, plus 1 90 degree platform for every additional 25 feet [7.6M], or fraction thereof, of exposed height.
If the tower is in a s... |
Problem Statement: Is it possible to add in drawings for one contractor who has two separate drawing phases? | Solution: The place to access drawings are under the Project Basis menu called PROJECT | ENGINEERING WORKFORCE. Once select the option called Drawing types.
Here is where you can select the Phase, Drawing number, Class, and Discipline.
Keywords: drawing
References: None |
Problem Statement: There are times when you may want to apply a fixed cost for all of Engineering. This | Solution: Document covers how to apply a fixed cost for all of Engineering.
Solution
Create or open a project in Aspen Capital Cost Estimator.
To make changes to Engineering, go to the Project Basis tab, and right-click on Engineering Workforce | By Phase.
In this Engineering adjustments, by phase form, is where you w... |
Problem Statement: I was running the Indirect and Non-Field Summary report, and noticed that Indirect Report Acct 85 - Field Const. Supervision is a very large number! Where can I edit the Field Construction Supervision dollar figure in the project? | Solution: The Indirect Report Acct 85 - Field Const. Supervision can be modified in the Standard Basis under the Engineering Workforce either by Phase or by discipline.
Keywords: supervision
85
indirect
References: None |
Problem Statement: What percent of Direct Field Labor (DFL) does Aspen Capital Cost Estimator use for scaffolding? | Solution: Scaffolding can either be entered as a fixed number or as a percentage of DFL. If neither is entered, the default values are (according to country):
US 3%
UK 7%
EU 7%
JP 3%
Scaffolding costs or percentages can be entered under:
Project Basis View | Contracts | Contractors | (contractor name) | Scaffolding... |
Problem Statement: What is the difference between the X and the V option, on the volumetric model button on the Civil installation bulk? Both have the same message (X: Default civil model + any specified data) when I specify either the X or the V, I get the same results.
Is it supposed to work this way? | Solution: There is no difference between the X and V for the Volumetric model.
Keywords: volumetric, X, V, model, civil, requirement
References: None |
Problem Statement: What is the source of small block (SM BLOCK) PROJECT/AREA - AREA costs in Aspen Capital Cost Estimator detail reports?
For example, the following entries appear as PROJECT/AREA - AREA costs for the Absorption Area in the Gas Plant sample project. The costs come from the Area - Installation Details st... | Solution: The PROJECT/AREA - AREA foundation items (SM BLOCK) in each area are based upon the miscellaneous concrete allowance field in the civil specs. The misccellaneous concrete allowance can be modified either at the area level (right-click on the area in the Project View, select Modify, and select Area Civil) or a... |
Problem Statement: How do I split an event by Quantity? | Solution: Starting from V12, you can now split an event by time or quantity. The Split short-cut command has been renamed to Split by Time and a new split option, Split by Quant has been added to provide enhanced splitting capability.
You can use the Split by Quantity dialog box to enter the amount at which to split ... |
Problem Statement: How do I include the original source event information in the publish tables for the Pipeline fill events | Solution: Two new columns have been added to the pipeline publish tables to address the issue where pipeline line fill events do not capture/publish the original source event information. Note that fill information inside a pipeline does not contain the original event information. It is only the new batches that are pu... |
Problem Statement: Hitting Min/Max component tank limits is not desirable in refinery operations because it limits flexibility in online blend control and blend execution systems.
Blend recipes are often adjusted to build or draft inventories if too low or too high and during that process, de-optimizes the schedule, th... | Solution: New functionality was added in V12 to be applied only to component tanks. This feature allows you to define a deviation penalty when a component tank's inventory moves outside of a volume range. The range is defined by a minimum/maximum Target value that you provide as soft bounds. These limits are not hard b... |
Problem Statement: For an AUP model which has Russian descriptions for materials/capacities etc., when user runs the model in machine with regional Russian settings, AUP model HTML reports shows ??? for Russian characters. | Solution: The ? characters within the reports are a result of the Supervisor Service in AU running on a NETWORK user by default. Regional settings are in English by default in the NETWORK, whereas the local User settings have regional settings corresponding to the VM. To fix the issue, follow these steps.
Have a workin... |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.