question stringlengths 19 6.88k | answer stringlengths 38 33.3k |
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Problem Statement: How does the Field Fabrication setting for Equipment work in the Aspen Capital Cost Estimator?
The equipment parameters I entered designed it to be field fabricated, but I am still getting setting hours and labor cost for the equipment items. Why? | Solution: Field Fabrication for equipment depends on what is specified in the Equipment specification form in the Design Basis [Design Basis | Equipment Specs).
You set the maximum diameter, length, or weight or a combination of those to a certain number of feet (or Meters), and anything UNDER that maximum is done in t... |
Problem Statement: How do I migrate AUP models larger than 50 MB but without the use of Command prompt? | Solution: To be able to migrate the models greater than 50 MB from the UI, you'll need to modify the Web.config file as follows:
Change the
<httpRuntime targetFramework=4.5 maxRequestLength=51200 maxUrlLength=500/>
to
<httpRuntime targetFramework=4.5 maxRequestLength=351200 maxUrlLength=500/>
and
<requ... |
Problem Statement: How does MBO create Periods? | Solution: MBO enforces a rule that no interval between time periods should be less than 60 minutes, except if the interval involves the beginning or end of a blend event. In that case it allows for shorter intervals between time periods.
The logic for implementing the min 60-minute rule is as follows:
Create all time... |
Problem Statement: How do I Use Location indexing in Aspen Capital Cost Estimator? | Solution: See the attached document on how to use the location indexing in Aspen Capital Cost Estimator.
Location indexing applies to material costs developed by the system and only within the specified account code range; quoted costs are not affected by indexing. A defined location index will compound with a material... |
Problem Statement: How do I use the Case comparison wizard in PIMS V12? | Solution: The new Case comparison wizard has been added starting in PIMS V12, which allows you to quickly generate a comparison report in a variety of output formats. This wizard allows you to select cases from different data sources and models, extending the capability of the standard Case Comparison Report functional... |
Problem Statement: V12 PIMS- New XSLP Solver option- Concurrent | Solution: In Aspen PIMS V12, the Concurrent option has been added. If you have more than one core available, this LP Solver option allows the system to run the Primal Simplex, Dual Simplex and Newton-Barrier algorithms side-by-side in separate threads. They are run in the order of Dual, Newton-Barrier and then Primal S... |
Problem Statement: What do the different concurrency levels mean in the Parallel Processing settings? | Solution: The Processor Concurrency level selection will determine the number of cores used by the solver. This option is model dependent and can also be set from the Run dialog. Selection from the Run dialog affects the selection here and visa versa. If the required number of keys/tokens are not available, the system ... |
Problem Statement: How do I produce more accurate results for properties during Characterization using Assay Manager? | Solution: In past versions of Assay Manager, you could choose to Match Whole Crude Properties or Match Cut Properties when performing the characterization process. However, for some properties, matching the cut properties produces more accurate and relevant results, while for other properties, whole crude properties ar... |
Problem Statement: There are some items in CONTINGENCY AND MISC. PROJECT COSTS and INDIRECTS which the system allows us to input various cost figure or percent, but does not allow us to customize or modify the calculation formula.
However, sometimes we need use different formula to calculate the cost. For example, we w... | Solution: The indirects is an external customer file that is modified by the user outside the system, in the LIBRARIES Tab (Customer External Files - Indirects).
You can create a new file, or duplicate an existing file to add your specifications:
Once the new file or duplicated file is created, just highlight the s... |
Problem Statement: How do I improve the table load time for models with large CASE tables? | Solution: Starting with PIMS V11, the Suppress CASE Table Generation Warnings (AO only) option has been added to the Miscellaneous tab of the Reporting dialog box. If selected, the system skips the processing required to generate the W500 warnings related to the CASE table when the CASE table is loaded. Generation of t... |
Problem Statement: How to avoid password-related issues when setting up clustering using Microsoft HPC pack? | Solution: Before using the HPC feature, you'll need to register the password. To do so, you must perform the following steps:
1. Open either a command prompt or HPC PowerShell window with admin rights.
2. Enter following command:
job submit /numnodes:2 /jobtemplate:<jobtemplate> /scheduler:<cluster headnode> hostname... |
Problem Statement: How do I configure the pre-requisites for the Clustering feature in PIMS if not using Microsoft HPC pack? | Solution: Prior to using clustering, please note the following:
PIMS must be installed on all machines in the cluster. The installation path/directory must be exactly the SAME on all machines.
The MPI component uses Microsoft's MSMPI. You will need to perform a manual configuration/setup step that is not automated b... |
Problem Statement: How do I enable the pipeline functionality in Aspen Capital Cost Estimator allowing the ability to add pipeline areas and segments? | Solution: To enable pipeline projects, the Allow pipeline areas option must be set when a new Aspen Capital Cost Estimator project is created.
It is also possible to select the existing PIPELINE standard basis files into a project.
Pipeline report groups...
and areas may then be added in the Project View.
The p... |
Problem Statement: How to easily incorporate hybrid models into PIMS- AO by using the Autogenerate feature? | Solution: To provide seamless integration of hybrid models with PIMS-AO, a feature is available to easily incorporate a hybrid model's structure into PIMS-AO. This feature allows you to take an existing PIMS Hybrid external model and autogenerate a submodel template. The model's structure is saved to an .xlsx file. Thi... |
Problem Statement: How can I view the Hybrid models Equations in the matrix? | Solution: Coefficients, exponents and the functional form of all equations associated with Hybrid models are considered AspenTech intellectual property. As such, equations associated with the Hybrid Model XLP matrix are not viewable.
The impact of this is as follows:
Matrix Analyzer will display Hybrid model variables ... |
Problem Statement: How do I add a Reduced order XLP model to PIMS-AO? | Solution: Starting with V12, you can use the Aspen Hybrid Models utility from the Aspen Engineering Suite, to produce a reduced order XLP submodel file that can be consumed by PIMS. The Hybrid Models tool provides automatic mapping based on an SMC file that is exported from PIMS, thus allowing for minimal required mapp... |
Problem Statement: What are the types of Project Schedule Data Sheets? | Solution: The Project Schedule Data Sheet lists the fabrication and ship times for equipment items by class and provides barcharts of the following:
General Schedule: Balanced display of Basic and Detail Engineering, Procurement and Construction (EPC).
Engineering Schedule: Details for Basic and Detail Engineering an... |
Problem Statement: Is there a way to develop schedule in ACCE without connecting to Primavera Project Planner? | Solution: The answer is yes, Aspen Capital Cost Estimator generates a CPM barchart planning schedule based on the scope of work defined for the project. The project schedule includes dates and durations for the following:
Design engineering
Procurement
Delivery of materials and equipment
Site development
Construction... |
Problem Statement: What are the options to suppress the default volumetric model and how to select them in ACCE? | Solution: Aspen Capital Cost Estimator offers two options to suppress the default volumetric model:
M Option: Suppresses equipment volumetric model bulks and most of the system developed area and project bulks. This will ignore Engineering and Construction Workforce, Power Distribution, Process control, Panel Board, C... |
Problem Statement: I see in a component input form for ACCE, there are fields for Equipment Safety Dimension X, Y & Z. What are these fields for? Is there a | Solution: document for safety fields?
Solution Equipment Safety Dimensions are dimensions beyond the footprint based on rules of thumb from Industry. These are governed by insurance rules. It prevents from having one equipment within the safety dimension of another equipment. Used only for Automatic area sizing. It wa... |
Problem Statement: Can I have a list with all Abbreviations that are possible in Installation Bulks? Not only the ones shown in the example below but all of them. | Solution: Those symbols are referring to the dropdown menu 'Options' for the component. They will appear based on data entry under those forms (* indicates data has been modified by user on that form). All those symbols appearing on the 'Installation Bulks' form under List view -They stand for according to the Options ... |
Problem Statement: I would like to add additional weight from packing to the weight of the equipment. How do I adjust the weight of the vessel in Aspen Capital Cost Estimator? | Solution: User can add the extra weight from 'Mat'/Man-hour additions' form under 'Options'. Please see below -
As a minimum, user will to need provide the item description, Code of Account, and Material Cost.
Keywords: Adjusting Weight, Packing Material Weight, Mat'l Man-hour Additions.
References: None |
Problem Statement: We do project cost estimates for a client who classifies Foremen and Operators as Indirect Labor, as opposed to direct field labor. Is there a way to have the software exclude those hours from Direct Labor when compiling the estimate? | Solution: The operators and foreman labor hours cannot be made zero. There are no settings available to implement this. User can exclude the labor costs by using a 0 or nearly 0 wage rates for these crafts.
Keywords: Foreman Hours, Foreman Labor, Wage Rates.
References: None |
Problem Statement: HTP plots can be saved into the following directory C:\inetpub\wwwroot\AspenTech\Web21\Plots when launching IE with “Run As Administrator”, otherwise, the following error shows up.
“Permission denied – No account was found: Launch browser using ‘Run as Administrator’ or contact your administrator”
‘... | Solution: 1. First try to allow everyone to access ‘Plots’ folder per the KB below.
https://esupport.aspentech.com/S_Article?id=000099411
If the aboveSolution does not work, then try to allow IE to save files on this computer:
Run IE as administrator →Internet options→ Advanced→ ... |
Problem Statement: How to Export a JSON File from Aspen Hysys for Use in Aspen Multi-Case? | Solution: You can also export a .json file from Aspen HYSYS that stores the configuration of your Case Study. To do so:
On the Export Configuration view, select the Save to Multi-Case Json File radio button.
Click File location.
On the Export a JSON file for Aspen Multi-Case Application dialog box, navigate to the desi... |
Problem Statement: How to export an Aspen HYSYS Case Study to Aspen Multi-Case as a Scenario? | Solution: You can export an Aspen HYSYS Case Study directly to Aspen Multi-Case. To do so:
On the Export Configuration view, in the Create Multi-Case Scenario group, select one of the following radio buttons:
Case Study: This is the default selection. Case Study scenarios let you perform a what if analysis in order to ... |
Problem Statement: Where is the documentation for the USER3 EO models? | Solution: The latest version of the DMO.HLP file seems to be from 2002. I have attached this file, along with the two Word documents (and .PDF versions) which document the EOTRAYDP and EOPACKDP models, and example .CFG files for those models (one PACKDP .CFG file and three TRAYDP .CFG files --- one each for bubble cap,... |
Problem Statement: I observed duplicate entries in the archives i.e. some file sets are present in shifted as well as changed with different time stamps. This causes increase in backup size.
What is the reason for the duplication? How can we avoid it? Which one to be considered for restoration in case of system crash? | Solution: By default the Aspen InfoPlus.21 automated backup program, TSK_HBAK, saves shifted and changed file set backups to separate locations:
- Shifted file sets are saved in a folder named \Shifted
- Changed file sets are saved in a folder named \Changed
Q : What is the reason for the duplication
There are vario... |
Problem Statement: I have installed and configured AURA (Aspen Unified Reconciliation and Accounting).
The AURA data acquisition window is not able to fetch the data.
I am able to get the data successfully using AspenOne Process Explorer on AURA server.
However, IP21 data is not getting fetched in AURA model. | Solution: 1. Make sure that in your relational database, db_Owner permission is granted for Database Role membership as shown in following screenshot.
2. Go to Internet Information Service (IIS) Manager, expand the datasource and make sure that Read/write permission is granted in Authentication Anonymous, Basic, for... |
Problem Statement: If you had used Cim-IO Interface Manager in the Cim-IO server to add the interface, Cim-IO Store and Forward would have been enabled.
You can verify by performing as following.
This article explains the steps to verify if the store and forward is configured correctly. | Solution: 1) Launch Cim-IO Interface Manager.
2) Expand OPC Interface assuming you are using
3) Select the configured interface.
4) Check and ensure that the checkbox beside Enable Store&Forward is ticked.
If the checkbox is not ticked, you will need to
1. Tick the checkbox beside Enable Store&Forward.
2. Click on ... |
Problem Statement: Shortcut distillation - Updating the MICROCUT data by utilizing Assay Management | Solution: Starting with V12, you can update MICROCUT data using the Aspen Assay Management system.
Prerequisites to using this feature:
MICROCUT data is available
AO is enabled
Shortcut distillation is enabled
To launch this feature to update microcut data:
Click the Model Tree Tables tab.
Click Shortcut Distillation.
... |
Problem Statement: After either Workbook or any Spreadsheet Report is exported to Excel, the Excel application doesn’t open automatically. | Solution: If Excel application doesn’t open automatically, it is possible that the excel.exe Path needs to be added in the Environment Variable.
First, the excel.exe path can be found through File Explorer. Depending on what MS-Office version is installed, commonly the excel.exe file is found in the following paths:
... |
Problem Statement: I want to move tags from IP_PVDef to IP_AnalogDef with minimum data loss. How can I approach this activity? | Solution: There are different options available to do this activity.
Option 1 :
Delete the tags from old record and recreate them using new Definition.
The history data collected so far will be lost.
If you need them, please export the history data first before deleting the tags then import them back after creating t... |
Problem Statement: I want to move the get and put records from one CIMIO interface to other CIMIO interface.
The new interface is already in the production and receiving data from OPC side and has its own get and put records configured and receiving data of its existing tags.
For example, we want to move Get and Put R... | Solution: 1. Go to IP21 > Your database > CIMIO > Old Interface (RTODEV1)
2. Expand Old Interface (RTODEV1) and go to one of your your get transfer record which you want to move to New Interface (RTODEV2)
3. Make the record unusable
4. Change the IO_Main_Task pointing to your new OPC server 5. Make the record usable ag... |
Problem Statement: When we are creating an IoPutDef record and we need to access the archived values that are being stored on a record’s repeat areas (IP_#_OF_TREND_VALUES, IP_#_OF_BF_VALUES, IP_#_OF_ALARM_VALUES), a specific syntax is needed to access these values. | Solution: Let’s set up an example where we have 3 IP_AnalogDef tags “03FC101.PV”, “03AX101.PV”, “03BX101.PV”, and we want to write archived IP_VALUEs from 03FC101 to 03AX101 & 03BX101. One of the easiest ways to do this would be using an IoPutDef record.
On a regular IoPutDef configuration where you are simply retriev... |
Problem Statement: Summary File Toolkit may help speed data transfer rate between Aspen Plus and Visual Basic | Solution: For cases where large amounts of data will be transferred from Aspen Plus to Visual Basic Applications, the Summary File Toolkit (SFT) approach may be much faster than the ActiveX approach. Using the SFT, large amounts of data can be transferred into other applications such as Excel very quickly by a single T... |
Problem Statement: Is it possible to configure Aspen Unified PIMS to use HTTPS? | Solution: Below are the steps to configure Aspen Unified PIMS to use HTTPS instead of HTTP:
Note: It is required that the customer has already a Server Certificate to use on IIS. If the customer does not have it, he/she must request it.
(This is not issued by AspenTech)
Once the Server Certificate has been provided, ... |
Problem Statement: This articles describes how create a Hot Link to a URL using Aspen Process Graphic Editor and how to visualize it in AspenONE Process Explorer. | Solution: Open Aspen Process Graphic Editor.
On the left side menu, click the Hot Link button (it is a white square with a blue arrow inside).
Stretch a box in the drawing area to fix the location and size of the button.
Right-click the button and select Properties from the drop-down menu.
Next, open the web browser of... |
Problem Statement: This article describes how create a Hot Link to an Excel file using Aspen Process Graphic Editor and how to visualize it in AspenONE Process Explorer. | Solution: Open Aspen Process Graphic Editor.
On the left side menu, click the Hot Link button (it is a white square with a blue arrow inside).
Stretch a box in the drawing area to fix the location and size of the button.
Right-click the button and select Properties from the drop-down menu.
Next, open a new Excel File.
... |
Problem Statement: How to calculate the overall value of the Z factor of multiphase components stream in Aspen HYSYS? | Solution: Sometimes the overall Zc value (which is Compressibility Factor) for the entire stream is not calculated. This happens when you have a two-phase stream.
As work around you can use Critical Properties in your stream.
Please note that these two values might be calculated with different correlations.
Keywords:... |
Problem Statement: How to get the Over-Flash in CDU in Aspen HYSYS Column? | Solution: 1. On the Column Design tab, move to the Specs page.
2. In the Column Specifications area, click the Add button. The Column Specifications view appears.
3. Select Column Liquid Flow as the Column Specification Type.
4. Click the Add Spec(s)... button, and add the “Column Liquid Flow” Spec.
5. Change the Name... |
Problem Statement: This knowledge base article illustrates how to troubleshoot AspenOne Process Explorer (A1PE) by verifying running services. | Solution: AspenOne Process Explorer is a powerful tool used by many organizations to monitor and analyse their industrial process data. However, like any software, it can encounter issues that require troubleshooting. One common problem that users may face is verifying the running services required for A1PE to function... |
Problem Statement: This knowledge base article illustrates How to Install the IIS Features for AspenOne Process Explorer and its importance. | Solution: AspenOne Process Explorer is a powerful tool for monitoring and analysing industrial processes. To ensure that it functions properly, it is important to have the required Internet Information Services (IIS) features installed on your server. In this article, we will discuss the importance of the installed IIS... |
Problem Statement: Users may encounter issues with custom definition tag browsing in Aspen IP21, where the custom tags are not appearing in the Tag Browser. This can be due to a variety of reasons, including missing map records, incorrect map record settings, incorrect custom definition configuration, or other common i... | Solution: If you are experiencing issues with custom definition tag browsing in Aspen IP21, there are several steps you can take to troubleshoot and resolve the issue. Here are the steps to follow:
Step 1: Check Map Records:
Every definition record with history repeat area(s) will need one or more map records, and on... |
Problem Statement: After a fresh install or upgrade a lot of questions about the connection between APC servers can come up. A simple guide would help educate users on how the connections work and which ports are required for the communication to be successful. | Solution: For a more in-depth guide about the post-install configuration, on all APC servers you can find the “APC Configuration Guide” under C:\Program Files (x86)\Common Files\AspenTech Shared\APCConfigurationGuide\default.htm , this knowledge base article is meant to be used only as a quick guide for reference.
Ther... |
Problem Statement: I have upgraded PIMS to V12 and applied CP1. When I run the model and go to Case Comparison Wizard, nothing happens and the Wizard does not open. | Solution: The issue here is that the Newtonsoft.Json.dll is missing. This file can be missing when upgrading to V12.1 from a previous version of PIMS but doing a clean installation of V12 should have this file present by default.
Please copy the attached Newtonsoft.Json.dll into the PIMS folder at C:\Program Files (x8... |
Problem Statement: After either upgrading the Aspen Watch server to a new version or applying a patch, the user might see that the Last Monitor Status for the controller data collection in Watch Maker is stuck on Initial.
In one instance of an upgrade from APC V11 to V12.1, the RepositoryErrors.log file (under Progra... | Solution: Solution 1: Install Database Configuration
This issue can occur if the IP.21 database is not updated in accordance with the Aspen Watch records after a version or patch upgrade. To resolve the issue, open Watch Maker, click on File and select Install Database Configuration.
This will open a command window ... |
Problem Statement: What is the flowsheet object color scheme in Aspen HYSYS? | Solution: Below is the flowsheet object color scheme:
For streams:
Light Blue: Not Solved
Dark Blue: Solved
For unit operations:
Red: Required stream connection(s) missing—unable to begin solving
Yellow: Unable to solve or solved with warnings
Black: Solved
Keywords: Aspen HYSYS, Color, Flowsheet
References: None |
Problem Statement: How to get rid of Error 1904 during Aspen Engineering installation? | Solution: Regarding the following error message “Error 1904.Module C:\Windows\SysWOW64\ssdatb32.ocx failed to register. HRESULT. Contact your support personnel”:
Usually, you can ignore the above error and continue with the installation until completion and reboot the computer. Upon rebooting, some of the dll files t... |
Problem Statement: How to get rid of the following property parameter error message “ERRORS ENCOUNTERED IN CALCULATION OF VAPOR-LIQUID K-VALUES USING OPTION SET UNIFAC FOR KVL.” in Aspen Plus? | Solution: In order to get rid of the property parameter error message “ERRORS ENCOUNTERED IN CALCULATION OF VAPOR-LIQUID K-VALUES USING OPTION SET UNIFAC FOR KVL.”, the Antoine's vapor pressure constants (abbreviated PLXANT) are defined for single, pure components (e.g. X component). You will notice the parameter input... |
Problem Statement: What is the benefit of using Recycle Advisor in Aspen HYSYS? | Solution: Recycle Advisor helps to ensure a flowsheet contains the minimum number of Recycle blocks at their optimal locations
Suggestions can be implemented automatically from the Advisor:
Existing Recycles are disconnected
New Recycles are created and attached
Advisor also displays options and settings for any Recycl... |
Problem Statement: Is OLI Interface (fluid package) available in Aspen HYSYS? | Solution: OLI fluid package is available under Aspen Properties fluid package selection.
Note that you will also need to add your component list from Aspen Properties.
Keywords: Aspen HYSYS, OLI, Fluid Package
References: None |
Problem Statement: How to resolve the error: “Aspen Unified Health Check” – “Primary Services will not run until master database is configured” in AUP? | Solution: The error “Aspen Unified Health Check” – “Primary Services will not run until master database is configured” is faced in the AUP server when the databases are not configured.
This can be resolved by configuring all the databases through Aspen Unified Configuration Manager:
Launch Aspen Unified Configuration M... |
Problem Statement: How to resolve Output Error in OpenOutputDatabase for Field Provider in Aspen PIMS V14? | Solution: This error Output Error in OpenOutputDatabase for Field Provider is faced in PIMS after upgradation to V14 as PIMS is a 64-bit application in V14. Kindly follow the below step to troubleshoot this error:
Please check if you have ACE OLEDB 64-bit driver. If you have Office 64-bit version, then the ACE database... |
Problem Statement: What are the different options to add stream analysis for a material stream in Aspen HYSYS simulation case? | Solution: In Aspen HYSYS, stream analysis option provides further calculation options for a given material stream. Once defined, it is continuously linked to the attached stream. Any number of analyses may be attached to a given stream.
There are various methods to use the stream analysis option inside Aspen HYSYS as b... |
Problem Statement: How can we integrate Aspen Exchanger Rating and Design inside Aspen HYSYS heat exchanger unit operation? | Solution: The Rating models in Aspen HYSYS use generalized correlations for heat transfer coefficients and pressure drop. These correlations are suitable for approximate results in many cases but may not be valid for every exchanger and do not go into detail. For more accuracy, a rigorous model (e.g. Aspen Exchanger ... |
Problem Statement: What are the new and improved rules for piping in structures on Aspen OptiPlant 3D layout? | Solution: Aspen OptiPlant 3D layout enables user to model 3D equipment & structures and automatically route 3D interference free pipe. In V14, Aspen OptiPlant 3D layout can import and export both 2D and 3D drawings using the format DWG, which is faster and more compatible with 3rd party drawing tools than the previousl... |
Problem Statement: What to do when you encounter the following error: <AZError Desc=Could not copy database template file from 'C:\Program Files\AspenTech\Basic Engineering Vxx.0\DataServices\x64Bin\ABE.mdf' to 'C:\AspenZyqadServer\Basic Engineeringxx.0\Workspaces\xx\ABE.mdf'. HR=0x80070050 /> ? | Solution: To resolve this issue, the user should check the Log On tab information for AZXXXBroker (XXX is your version) under Services and Identity tab for Aspen Zyqad XXX Server under Component Services/Computers/My Computer/DCOM Config. Both should use the same log-in credentials for the account.
Reset the AZXXXBrok... |
Problem Statement: How many options to add material stream to the process flowsheet in Aspen HYSYS? | Solution: There are Three principal options to add a material stream to the process flowsheet:
Object Palette
Double-click the stream icon on the object palette or click and place stream onto the flowsheet
Function Key
Press <F11>
Ribbon
In the Flowsheet/Modify tab of the ribbon, click the Additional Flowsheet Commands... |
Problem Statement: When trying to open Aspen Schedule Explorer (ASE), you may come across the following message:
HTTP Error 400. The size of the request headers is too long
Suggested steps for re | Solution: The following article from Microsoft contains useful information to use as a reference:
HTTP 400 error responses to HTTP requests - Internet Information Services | Microsoft Learn
Following the recommendations in the article mentioned above, you may try performing the following changes on the ASE server:
HKE... |
Problem Statement: In your test environment, you need to generate random values for IP.21 tags based on a specified range, like from 0 to 100. You just need some relevant tag data to work with in another application or can be used to demonstrate a trend in Process Explorer, for example. You need an easy | Solution: that can quickly generate tag data with minimal effort.
Solution
You can use the SimDef definition record in IP.21 to accomplish this. If you do not have the SimDef definition record, you can load it by following the steps in this KB article: How do I load a Recload file (.RLD) into an Aspen InfoPlus.21 data... |
Problem Statement: How many options to connect unit operations to a stream in Aspen HYSYS? | Solution: In to connect unit operations to a stream, there are two available options:
From the Design | Connections page of the unit operation
Using the Attach mode button in the Flowsheet/Modify Ribbon tab
Keywords: Aspen HYSYS, Unit Operations, Stream
References: None |
Problem Statement: How to create a Workspace using SQL Database to use in Aspen Basic Engineering? | Solution: To create a Workspace using SQL or Oracle database, it is needed to first create a database in one of those applications, to then use ABE and select it when creating a new Workspace.
Using SQL Databases - Manual Creation
Open Microsoft SQL Server Management Studio and login with the appropriate credentials... |
Problem Statement: How to resolve “Unable to recognize one of dlls that is not digitally signed by AspenTech” during the installation of Aspen HYSYS V14? | Solution: Please download the pdf file attached below to refer theSolution to this problem statement.
Keywords: None
References: None |
Problem Statement: How to resolve the errors “Import Model Failed” / “Copy Planning Model Failed” in AUP? | Solution: This issue is occurring because of the size limit from the database.
Either max size was set manually, or the edition of SQL Server has a limit. You can check the database size in SQL Server Management Studio. In case the size is limited, change it to unlimited as shown below:
If Max Size is unlimited, you... |
Problem Statement: How to resolve “Error in XLP Matrix Generation” in Aspen PIMS AO? | Solution: This error is faced in Aspen PIMS AO because of the “Regional Settings”.
The reason that this happens in AO and not DR is because when AO creates the map and files, which is the excel input data, it checks what the regional settings are to do a conversion for the descriptions from the excel tables. The error ... |
Problem Statement: What is the maximum number of simultaneous connections that the InfoPlus.21 API Server tasks can handle? | Solution: The InfoPlus.21 API Server tasks can accept a maximum of 1023 connections each. TSK_APEX_SERVER handles communication from Aspen Process Explorer, so a maximum of 1023 simultaneous connections are allowed. Any more than that will be rejected.
Additional information: Defect 722204 (The infoplus21_api_serve... |
Problem Statement: Does it make a difference if 'Create dump file' is used compared to running the procdump program? When would it be more desirable to run one versus the other?
Explanation
Below is a comparison of the benefits of each:
Choose 'Create dump file'
If procdump is not already downloaded and a dump need... | Solution: has an interesting application of procdump for this situation - How do I capture a crash dump of an Aspen InfoPlus.21 process that crashes infrequently? )
A procdump can also be gathered when a process has no CPU activity as well as when it is unresponsive and in high CPU
Additional Information: This articl... |
Problem Statement: How to configure Aspen Mtell Alert Manager (MAM) links in Aspen Mtell and show MAM links in email alerts. | Solution: The feature to configure MAM links is now available in Mtell V14 CP2. In Aspen Mtell System Manager, go to Configuration --> Settings --> Alert Visualization and you will find a box to fill in the Aspen Mtell Alert Manager section.
Fill <YourMtellServerHostname> in the box and click 'Test'. If the connection... |
Problem Statement: How to get rid of the following message “Transport Properties are either not available or have failed with the chosen property package” in Aspen HYSYS? | Solution: The following error message “Transport Properties are either not available or have failed with the chosen property package” is arising due to presence of two liquid phases in the column. Even though the second liquid phase is trace amount, it was enough to make complicacy in calculation of properties like sur... |
Problem Statement: How to get rid of the following error message “RATESEP CALCULATIONS FAILED TO CONVERGE ITERATION LIMIT REACHED” in Aspen Plus? | Solution: In order to get rid of the following error message “RATESEP CALCULATIONS FAILED TO CONVERGE ITERATION LIMIT REACHED”, you may try to change the default value from Standard to Logarithmic in Absorber/Rate-Based Distillation/Advanced Convergence/Equilibrium reaction formulation.
Note that this is recommended o... |
Problem Statement: How do you compare NIST or other experimental data to the predictions from the selected Property Method? | Solution: It is possible in Properties to use the Evaluation Calculation Type in Regression Model to compare the calculated properties results from a Property Method to Experimental data.
The steps are outlines below.
1. Enter the Component on the Component | Specification | Selection form and the Property Method on ... |
Problem Statement: What is the token consumption of Aspen Unified on Regular and Express Mode? Please provide more details. | Solution: Aspen Unified PIMS with regular type will consume the following tokens & licenses:
Baseload (50)+ EXP (20) + T1(40) = 110 T
Aspen Unified PIMS with express type will consume the following tokens & licenses:
Baseload (50)+ EXP (20) = 70 T
Keywords: None
References: None |
Problem Statement: How can a time ten (10) minutes ago be expressed in Aspen Calc? | Solution: Please follow these steps:
1. Make a new calculation:
2. Choose a CalcScript formula:
3. Type this formula (you may use different names in place of RightThisMoment and TenMinutesAgo if you wish):
RightThisMoment = Now()
TenMinutesAgo = Now() - 0.0069444444444444
4. On the next screen click the 'Execut... |
Problem Statement: Why does Aspen HYSYS predicts inaccurate speed of sound value using Mach number calculator? | Solution: The speed of sound varies greatly depending upon the medium it is traveling through. The speed of sound in a medium is determined by a combination of the medium's rigidity (or compressibility in gases) and its density. The more rigid (or less compressible) the medium, the faster the speed of sound.
The speed... |
Problem Statement: What is the difference between SET, ADJUST and BALANCE unit operations in Aspen HYSYS? | Solution: SET, ADJUST and BALANCE are logical operations used for mathematical calculation rather than a physical unit operation in Aspen HYSYS.
The purpose of an Adjust is to vary the value of one process variable (the independent variable) to meet a target value or specification (the dependent variable) elsewhere in... |
Problem Statement: What are the solving methods used in columns in HYSYS? | Solution: The methods described below allow and facilitate theSolution of columns.
a) HYSIM Inside-Out: General purpose method, which is good for most problems.
b) Modified HYSIM Inside-Out: General purpose method, which allows mixer, tee, and heat exchangers inside the column subflowsheet. Only a simple Heat Exchang... |
Problem Statement: When the A1PE Graphics display incorrect values related to Aspen Watch KPI tags there are some considerations to map them properly. | Solution: Graphics and Trends work and why they are different when in real-time.
How the linkage between fields happens in the AW KPI records. There was some confusion when looking at the daily history fields (suffix ..._Day_H) and the fixed area fields (suffix __HR).
Description:
Graphics use the MAP_CurrentValue fie... |
Problem Statement: How can we integrate Aspen process simulation and plant layout? | Solution: In V14, a new connection between the process simulators such as Aspen HYSYS & Aspen Plus with Aspen OptiPlant 3D layout has been created. This functionality provides simulator connection to Aspen OptiPlant 3D layout. The equipment list, stream list, sizing and connectivity information are generated in the Eco... |
Problem Statement: Where to find tar.gz files to load container images in a host machine with no internet connection available as stated in phase 3 step 2 of Aspen Mtell Maestro quick deployment guide (without internet connection / offline). | Solution: TheSolution here assumes that the user already installed Docker in a machine with internet access. Steps to install Docker is also available in this KB Docker Engine Enterprise and Docker Compose quick installation and upgrade guide (without internet connection / offline).
1. Download Maestro Container Imag... |
Problem Statement: It is possible to include different tube type configurations for the same Air Cooled Exchanger in Aspen Exchanger Design and Rating (EDR). | Solution: Go to Input| Exchanger Geometry| Tubes and select the number of tube types.
Note: It is only possible to select up to four different tube types.
After the Number of Tube Types field has been selected, the columns 1 to 4 below will be enabled depending on the selection made. Enter the configuration of each tu... |
Problem Statement: After evaluating a project, a window appears that may display some warning messages.
But when presented with a message like the one shown below, what is the meaning of U0-7? | Solution: Aspen Icarus systems contain a standard 3-digit account code to which costs and labor hours are assigned to develop the project budget, they are assigned when developing the project estimate.
A classification exists and is listed below:
Equipment (100)
Fittings (200)
Piping (300)
Civil works (400)
Steel (5... |
Problem Statement: The Total Project Capital Cost reported in the APEA Executive Summary does not match with the Project Total Costs reported within the Interactive Excel report (Excel Reports>Full Import>Capital Cost Reports>Total Project>Account Basis). Both results must be the same, nevertheless, there is a default ... | Solution: If users look for the exact same Project Total Cost then specify 0% escalation per period for Project Capital in the investment parameters. This is an input for escalation/de-escalation of various costs in the investment analysis calculations.
Keywords: Total Cost, Executive Summary, Investment Parameters, Es... |
Problem Statement: How to calculate the Escalation Index in ACCE? | Solution: Sometimes it is necessary to escalate material or labor costs for the following purposes:
Adjust system-developed costs to user's time (Present)
Adjust all costs to project's (Future) time
The cost basis used by ACCE is elaborated through supplier surveys, market data and user data mainly.
The equation used ... |
Problem Statement: What are the installation bulks I can find in ACCE? | Solution: Installation bulks are items directly associated with the component being defined and are used to complete the installation of the item, e.g., a foundation for a vessel.
It is possible to define installation bulks when entering or modifying equipment or plant bulk specifications.
This is possible by display... |
Problem Statement: How to avoid the message: Please close reporter before closing the Project when you are using any Aspen Economic Evaluation software (Aspen Capital Cost Estimator, Aspen In Plant Cost Estimator, Aspen Process Economic Analyzer) in V14.
Root Cause:
When a project is evaluated, we have the option... | Solution: After choosing the report of interest, we proceed to close this window before closing the project and determining whether we want to save the changes.
Keywords: Close Reporter, Error Message
References: None |
Problem Statement: In the dense phase or supercritical fluid, there is no distinct phase, the vapor and liquid phases are merged as a supercritical phase. Aspen HYSYS uses the compressibility factor to determine the phase for flash calculations, then the calculated flash represents the phase as either liquid or vapor. | Solution: If you would like to have more control over the predicted phase in the supercritical region, you can adjust the Dense Phase Tuning Factor. to control or alter the predicted liquid and vapor phase boundaries.
1) Go to the Properties Environment
2) Fluid Packages > Phase Identification field on the right.
In... |
Problem Statement: There are missing transport properties that are required to perform column internals calculations. Then users should provide them to avoid this error message. | Solution: 1. Go to the Properties Environment/Component List/Double click on each component.
2. Look for those components with missing properties coefficients/Parameters.
3. Click on Edit Properties and specify them.
Now, the error message should stop to appear.
Keywords: Viscosity, Surface Tension, Column Interna... |
Problem Statement: After training an agent, a warning message appears in the job queue saying Warning: At least one sensor is missing more than 25% of training range data. | Solution: When this warning message appears, it says that it detects one or more sensors have at least 25% of training data defined in the selected date range with no sensor data. The first response is to use the Sensor Audit Report tool to figure out which sensors have large data gaps or missing data. Any one sensor w... |
Problem Statement: By default, Mtell uses the default history repeat area for each tag in IP21 when configuring IP21 data source. After setting up IP21 data source, you can find tag data as shown.
When other History repeat area fields in IP21 as shown below need to be used, the Include Repeat Area Fields option needs... | Solution: First, create an Aspen InfoPlus.21 data source. Select Configuration --> Settings --> Sensor Data Sources --> select Aspen InfoPlus.21 historian
The IP.21 adapter has a Include Repeat Area Fields checkbox and a Separator box.
If Include Repeat Area Fields is checked, then Aspen Mtell supports including repe... |
Problem Statement: After entering the details in the Database Configuration step and clicking the 'Test' button, an error message appears saying One or more errors occurred. (An exception has been raised that is likely due to a transient failure. Consider enabling transient error resiliency by adding 'EnableRetryOnFail... | Solution: This step of the MAM configuration app is to configure connection to an existing MAM database. The default MAM databases are APMDb and APMdb_STARCatch. If these databases are not found, the configuration app will attempt to create a new MAM database with the name entered in the Database box. When creating a n... |
Problem Statement: DMCplus users may encounter PCSPUT failures and need to change the WFAILM value in their project to avoid these issues. However, simply changing the value in the DMCplus Build Configure menu may not be enough, and additional steps may be required to ensure that the new value is activated in the contr... | Solution: Connect Put Error Recovery Mode (WFAILM):
The WFAILM parameter allows the response of the controller on a process control system (PCS) write failure to be configured.
The default value is 0, which means the controller process will be killed if a write failure occurs.
Setting the value to 1 will turn off the c... |
Problem Statement: Many users want to customize their aspenONE home page by removing or adding certain default action links, such as adding new link. They are seeking guidance on how to achieve this customization. | Solution: To customize the aspenONE home page and remove or adding default action links, follow these steps:
Locate the WorkspaceDefault.json file:
The default content of the aspenONE home page is controlled by a text file called WorkspaceDefault.json.
The file path is: \inetpub\wwwroot\AspenTech\ProcessExplorer\W... |
Problem Statement: aspenONE Process Explorer contains a feature to add comments for trend plots. When adding comments to a trend you may receive the error Failed to Write Comment Rows to Data Source.
This | Solution: explains how to troubleshoot this error.Solution
The comments that are added to the aspenONE Process Explorer trend plots get recorded in the default Comments record defined under the IP_CommentDef in the IP.21 Administrator.
If you are unable to add the comments using A1PE, check the following:
1. Check ... |
Problem Statement: This KB article provides troubleshooting steps for the following issues:
Unable to connect (browser window hangs, stays in loading state, or fails to connect to the Aspen APC Web Provider Data Service) when first accessing the PCWS after a period of non-use
PCWS hangs or fails to connect intermittent... | Solution: There can be several causes for this problem. Below are some troubleshooting steps to try to resolve the issue.
Solution 1 - DCOM Config Permissions
Cause: In 2018 (February and July), Microsoft issued patches that caused security failures in many types of COM components. One such component is used by PCWS t... |
Problem Statement: If you are experiencing issues with permissions or functionality of the APC web server (PCWS), it is possible that the root cause is corrupted AFW cache files that store the roles and permissions information. This can be resolved by deleting the AFW cache and recreating so that APC Web can read from ... | Solution: ) and check their file size. If the file size is 0, it is likely that the files are corrupted.
Solution
1. Close all the web browsers
2. Stop the AFW Security Client Service (this should also stop the Aspen APC Web Provider Data Service but verify that it has stopped)
3. Delete the 4 AWF cache files
By ... |
Problem Statement: When trying to import data in Aspen PID Watch Performance Monitor desktop tool, the following message appears:
Error in AutoRun File Load or processing of file information for the PID Watch program. Confirm correct AutoRun file structure and content before re-running this program function. | Solution: First verify that the structure of the AutoRun file contains the following requirements:
1. ODBC SQLplus Server Name
2. Start Date Time
3. End Date Time
4. Listing of Aspen Watch PID loops (AW_PIDDEF records), corresponding loop Steady-State Time, and Variable Type (non-Ramp or Ramp).
Example of AutoRun fil... |
Problem Statement: Is it safe to uninstall EOL/Obsolete Microsoft Visual C++ Redist and .NetCore from V11 to 14? | Solution: MES Products: APEM, APRM, IP.21 (excl. mMDM), Aspen Calc, CIM-IO, Local Security, Audit and Compliance, Process Data, Excel Add-In, A1PE, SLM, SQLplus, Process Explorer, AFW
We confirmed it is SAFE to remove VS Redist 2008/2010 from V11 based on the above product list.
So we believe it is also safe to remove... |
Problem Statement: When trying to import data into Aspen PID Watch Performance Monitor, user gets this error message:
Error opening AutoRun file located in the 'ProgramData\AspenTech\APC\<version>\Builder\Templates' folder. Confirm this file is not read-only or opened by another application or user before running this... | Solution: The root cause is a file permissions issue where the user account (or user group, whether local or domain, that the user account is in) needs to have read and write access to the templates folder mentioned in the error message.
1. Navigate to the directory: ProgramData\AspenTech\APC\<version>\Builder\Templat... |
Problem Statement: Step by Step procedure for generating license key using Aspen License Deployment Assistant (ALDA) | Solution: Provide your esupport login credentials
Validate the license server name and System Name with the existing license file
Install the new license key that will be generated by this ALDA wizard
Note: ALDA wizard can only be used for generating new or upgrading the existing license keys... |
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