Version 8.32.1 (02.03.2020) | |
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Bug Fixes | |
ATLAS System | Cancel Printing crashed the Project Explorer. |
Version 8.30.1 (25.09.2019) | |
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Essential changes | |
ATLAS System | NEW: QuickSheet: - Simple calculation of complex issues. Build your own LV calculation module, which exactly captures your problem. No programming effort. Enormous time savings for routine work. |
Bug Fixes | |
ATLAS System | Display of the chapter or chapter number in the footer of the program revised or adapted. |
HCL | Density corrected at mass fractions between 30% and 40% at temperatures not equal to 20°C. |
Enhancements | |
ATLAS System | Existing communication with Excel can be transferred to another Excel table. Thus alternatives can be calculated simply. |
ATLAS System | Export to DOCX: behavior of page numbers and table of contents corrected. |
ATLAS System | When connecting to Excel: "Save as..." in Excel was not recognized by the program as a change. |
ATLAS System | Evaluation of the validity area for calculated variables: In some cases, incorrect messages could occur. |
T-OIL | Extension of TOIL by 6 thermal oils and 5 high-temperature salts Thermal oils: Marlotherm XC Marlotherm XD Cassida Fluid DC 32 Perfecto HTS 0801 Renolin Therm 380 S Renolin Therm 330 S High temperature salts: ASD (HTS) Thermo-Solar Salt MS-1 MS-2 MS 450 |
HFO | Message when leaving the range of validity |
Version 8.29.1 (10.04.2019) | |
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Essential changes | |
ATLAS System | LV VISUAL: New visualization of the problem formulation (BETA version) |
Bug Fixes | |
ATLAS System | Parameter study did not work if the "Wait" option was set at the same time. |
ATLAS System | Print: Module description was not always printed |
ATLAS System | Problems could arise if two parameter studies were performed consecutively. |
ATLAS System | Feezing: Proposed amount to be requested was exceptionally too low. |
ATLAS System | The program could crash when printing very large files. |
ATLAS System | The special menu was not displayed correctly after a change. |
CO2, LUFT, N2, O2 | Some physical properties were wrongly interpolated near the boiling point. The compressibility factor is now calculated and no longer taken from the table. The calculation is performed according to Z = P/(Rho-T)-M/R0. The compressibility factors are not calculated for states on the boiling curve. |
G10 | The Reynolds number was calculated with the corrected speed, not with the actual speed. |
Enhancements | |
ATLAS System | The description of the module in the module selection was not displayed completely if it was too long. |
AC, COIL, NH3 | The setting "Saturation Yes/No" in module NH3 can now be set independently for both states. |
CO2 | Calculation of the physical properties at pressures smaller than the triple pressure (state area solid gas). Differentiation of solid CO2 and steam by means of the sublimation pressure curve. Properties of solid CO2 are not calculated. |
CO2 | New properties: The surface tension is now given. The boiling temperature of the system pressure is calculated. Indication of the phase state on the mask (liquid, gaseous or supercritical) |
FLD | Mask simplified |
LOMA | Graphical display of flow pattern improved. |
PROP | The names, formulas and concentrations of the media from the str file are now specified on the mask. |
T-OIL | 12 new oils from Fragol and 4 already existing oils revised New oils: Fragoltherm® X-75-A Fragoltherm® DPO Fragoltherm® 660 Fragoltherm® 620 Fragoltherm® 550 Fragoltherm® HT Fragoltherm® HK Fragoltherm® F-N Fragoltherm® F-ADX10 Fragoltherm® F-12 Fragoltherm® F-LT Fragoltherm® X-T9-A Revised: Fragoltherm® Q-32-A Fragoltherm® Q-32-N Fragoltherm® S-15-A Fragoltherm® S-20-A |
Version 8.28.1 (07.11.2018) | |
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Essential changes | |
ATLAS System | New Start Form! Completely revised concept for selecting required calculation modules. |
Bug Fixes | |
ATLAS System | In some cases, the y-axis had a wrong scale in the parametric study. |
ATLAS System | After printing, graphics on the input mask disappeared. |
ATLAS System | Error when using the command "Delete all connections of the module" |
F5 | You can now overwrite the exponent n |
H2.5.1 | Error in critical heat flux calculation. Additionally, the critical heat flux is now calculated according equations 28 and 29. 11th edition of VDI Heat Atlas |
K3 | The emissivity of C02 could become negative at very low partial pressure. |
RGAS | When entering the composition of the flue gas, negative values for the concentrations were possible. |
VGAS | The sum of concentrations of the gases is always 100%. Negative concentrations are not allowed. |
Enhancements | |
ATLAS System | When a message was shown multiple times, the message windows was always on top. |
Version 8.27.1 (22.05.2018) | |
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Bug Fixes | |
ATLAS System | Partially italic text parts in the input mask were wrapped incorrectly |
ATLAS System | Scenario Manager:: In case of empty columns in the Excel sheet between Variables of different chapters, some results were not calculated. |
ATLAS System | When activating a new licence file, a message is diplayed, asking to restart the program for the changes to take effect. |
GLYC | Calculation of Prandtl number of ethylene glycol and propylene glycol: Results were not consistent with other properties |
Enhancements | |
ATLAS System | New units for velocity: km/h and in/s |
ATLAS System | The currently selected variable is shown in the connection navigator even when it is already connected |
ATLAS System | You may now delete the contents of ComboBoxes with the DEL key |
ATLAS System | You may now drag a variable from the navigation manager on the input mask to set a link. |
G3 | You can now enter the tube wall thickness |
Version 8.26.1 (21.02.2018) | |
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Bug Fixes | |
ATLAS System | Conversion from t to kg was not possible |
ATLAS System | Printing to printer with post script driver (PC L6) was not possible |
ATLAS System | You could not print to an unmapped network drive |
ATLAS System | ComboBoxes, where the user could enter a value manually, closed immediately after first opening. |
ATLAS System | If a Proxy server was selected for Feezing, the settings were not saved. |
ATLAS System | When using the Scenario Manager with the option 'Print every Scenario' and there are messages at the same time: The messages are presented as message boxes when printing. This is not the case anymore if the user includes the messages in the printing. |
ATLAS System | Creating a new chapter within an existing group: Chapter was not created within the group. |
ATLAS System | When creating a new group, the TabStrip was not updated immediately. |
ATLAS System | The wrong chapter name was displayed in the variable monitor, if the name of the chapter was changed manually. |
Doku | Special characters in file names are now allowed when including RTF files and DOCX files. |
Enhancements | |
ATLAS System | When selecting an entry in a ComboBox, it is immediately interpreted as input. Up to know you had to press the enter button. |
ATLAS System | Loading an ATL file was not possible if the file was containing a module, which is not part of the program package or not unlocked. Now you can at least load the modules which are unlocked. |
FRIG | "Boiling state Yes/No" now with ComboBox |
G8 | For multiple shell-side passes. the wrong superficial velocity was stated in the input mask. The correct value was used for calculation internally. |
H2.3.5.2 | Changes in the 11th edition Calculation of the referece heat transfer coefficient Alpha0 for finned tubes: The heat trasnfer coefficients for smooth tube and finned tube at q= 100 kW/m² and p* = 0.10 are set as equal and not anymore for p*=0.03. The H2.4 module was extended with the following calculations: - Free convection without bubble formation - Superposition of free convection and nucleate boiling - Heat transfer for boiling for finned tubes in a tube bundle |
T-OIL | Nine new silicon oils from Fragol
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Version 8.25.1 (22.11.2017) | |
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Essential changes | |
ATLAS System | New printing option: Printing to Microsoft Word DOCX. |
Bug Fixes | |
ATLAS System | In the conversion of units a wrong unit was marked, if the variable in the ATL file contained a differing unit than the standard unit. |
ATLAS System | When printing to RTF and setting the 'Number of first page' greater than 1: Page numbers in printed documents were not correct. |
ATLAS System | Formatted texts on graphics not printed correctly. |
ATLAS System | When using the slider with the mouse, sometimes the slider made more than one step. |
ATLAS System | Input mask zoom corrected. |
ATLAS System | Dimensionless variables were always displayed as 0 in the variable monitor. |
ATLAS System | Error when entering variables of dimension 'mechanical stress', when standard input unit for pressure was set to 'bar'. |
ATLAS System | Some dimensionless variables were not displayed in the navigator or shown as 0. |
ATLAS System | Changing size of window using arrow keys and then 'Enter' -> Size of window was changed to the previously set value. |
ATLAS System | No values in conversion of units of locked input fields |
ATLAS System | When loading a file, equations might cover variable fields partially |
G4 | When connecting to other modules, the pressure was not connected. |
NH3 | Error when calculating the boiling temperature for state 2 with temperatures below 0 °C. Values at P = 0.1 · Pc were updated according to VDI Heat Atlas 11th edition. (These values are required in the VERD program) |
T-OIL | The entries on the input mask 'Former product' and 'Range of application' were not deleted when selecting a new oil, if there were no entries for this new oil. |
Enhancements | |
ATLAS System | Visio interface optimised. |
ATLAS System | LV Optimiser separated from LV Scenario Manager |
K2 | Variable names adjusted to VDI Heat Atlas 11th edition. |
Version 8.24.2 (25.09.2017) | |
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Bug Fixes | |
ATLAS System | Unit Inch could not be saved as (") |
Enhancements | |
T-OIL | If there is no value for the vapour pressure of the oil, '0' is displayed. |
Version 8.24.1 (11.09.2017) | |
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Essential changes | |
ATLAS System | Printing to PDF creates automatic bookmarks from the chapter headlines |
T-OIL | New thermal oil: Laurol HT 32 |
Bug Fixes | |
ATLAS System | When activating 'Split window' the lower part of the window was empty. |
ATLAS System | You could not show help for individual input fields, which were locked for input. |
ATLAS System | The menu item 'Switch on/off WAIT" did not change the corresponding button. |
EQU | Connection of resulting variables of value 0 was not possible. |
J1.4 | Iteration of phase layer temperature now without giving a starting value. Vapour pressure curve: Lee-Kesler equation replaced by Ambrose-Walton equation. |
J1.5 | Iteration of phase layer temperature now without giving a starting value. Vapour pressure curve: Lee-Kesler equation replaced by Ambrose-Walton equation. Wapour pressure curve of water added. |
New modules / completely revised modules | |
HFO | HFO module is now available in English VDI Heat Atlas package. A new unlock key is required. |
Enhancements | |
ATLAS System | The units for display are now taken from the loaded ATL file. |
ATLAS System | Entering values in the conversion of units is now possible |
Visio | Colouring of Visio shapes revised. Legibility improved. |
Version 8.23.1 (11.07.2017) | |
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Essential changes | |
ATLAS System | The small blue squares in an input field, indicating that there is information concerning this variable, are replaced by small blue question marks. The functionality stays the same. |
ATLAS System | Help files are always displayed online and are not downloaded beforehand. If you need an offline help, please ask us how to proceed manually. |
ATLAS System | Error with printing of big projects solved. When printing big projects, containing many modules and equations, a program crash was possible. Printing a file is now a separate process. While printing you can now continue working with the program or even close the program. |
Bug Fixes | |
ATLAS System | Scenario Manager: If the user entered a unit in Excel, incompatible with the internal unit of the variable it was possible that it resulted in wrong values. Now there is a message and the user can decide whether to continue the scenario calculation or abort it and correct the error. |
ATLAS System | Error solved when starting a parametric study by entering in an input filed (e.g. '0,1...8') In some cases the parametric study was started but no results for depending variables were calculated or displayed. |
ATLAS System | Undo or Redo actions resulted in errors displaying text blocks on the input mask. |
ATLAS System | Definition files can now save text and material data. |
ATLAS System | The module name entered by the user was cut after 60 characters. |
ATLAS System | After multiple undo actions, it might have been possible that not all states could be restored (redo). The user setting 'Number of possible undo steps' was not saved. |
ATLAS System | Message list was always displayed in the foreground, even if there was no new message. |
L1.5 | Calculation of central angle of baffle cut and calculation of cross sectional area AFG corrected. |
Enhancements | |
ATLAS System | Printing: The module title is always printed, if you have renamed a module. The option to unselect printing the title was removed. |
Version 8.22.1 (12.04.2017) | |
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Bug Fixes | |
Doku | When including RTF files with file names with umlauts, the file was not included. Now there is a message, that the file name must be changed. |
DROS | In some configurations it was not possible to make a back-calculation at all values (diameter, flow, pressure drop). This is now enabled. |
F2.1, F2.2, F3, F4 | When calculating the heat transfer with free convection and negative coefficient of thermal expansion (e.g. water under 4 °C) there was a negative heat transfer coefficient. |
F2.2 | Temperature difference now calculated as absolute value. This results in a positive heat transfer coefficient when cooling and heating. |
N3.2 | N3.2 module - Power consumption of stirring devices New: Approximate calculation of power consumtion with and without anti-vortex baffles according to Hirschberg for flat-blade turbine or pitched-blade impellers, propellers, paddles and anchor impellers New: Calculation of power consumption of the following impeller stirring devices: Helical impeller with an external helical ribbon and an internal screw with bottom scrape (acc. to Stein) Paravisc impeller with bottom scrape (Ekato) Alfa impeller with bottom scrape (Stelzer) MUT impeller with bottom scrape |
RGAS, VGAS | When connecting VGAS (combustion calculation) and RGAS (flue gas) wit the option 'known composition', the program did not connect the fraction of the individual components. |
Version 8.21.1 (02.02.2017) | |
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Enhancements | |
VISIO | LV Visio AddIn with enhanced shapes |
Version 8.20.2 (09.12.2016) | |
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Bug Fixes | |
ATLAS System | Display of external messages forced |
Version 8.20.1 (18.11.2016) | |
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Bug Fixes | |
VISIO | Visio interface |
VISIO | Connection of two identical modules via VISIO enabled |
Version 8.19.1 (14.09.2016) | |
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Essential changes | |
ATLAS System | New start-up: When starting strength calculation package the Project module is shown instead of the treeview. |
Bug Fixes | |
ATLAS System | Show group name in Navigator |
ATLAS System | Bug fixed: Sometimes messages were not displayed. |
ATLAS System | Coefficients of expansion are always shown as {xy}/K. |
CO2 | The physical properties of CO2 have been updated according to VDI Heat Atlas, 11th Edition |
NETZ | Changing the net plan is noted. Mask is refreshed and the user is asked if he wants to save the file before closing the project. |
STOS | Pump failure added |
TKL | Iteration to filling level with given partial volumes |
Version 8.18.1 (08.07.2016) | |
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Bug Fixes | |
C1 | Countercurrent flow was not displayed. |
E2 | Retrograde calculation to time enabled. |
G2 | Calculation of heat transfer in flat annulus now also possible for transition area of laminar and turbulent flow. |
Version 8.15.1 (02.02.2016) | |
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Bug Fixes | |
SaWa | The kinematic viscosity was calculated too high by a factor of 1000. |