Packages
Math
Includes many mathematical and logical functions.
DuctNet
Static state package, used for duct network calculation.
Refrigeration
Static state package, for refrigeration system design and optimization. Detail
ECSOptim
Static state package, for airplane Environmental Control System(ECS, or A/C system) design and optimization.
HXFinPlate
Static state package, for Fin-Plate style heat exchangers design and simulation.
General
Dynamic state package, general components for dynamic simulation.
Interactive
Dynamic state package, interactive components for dynamic simulation.
Other software
Psychrometric Chart + Duct Calculator
This psychrometric chart tool is precise, powerful and easy to use. Detail
Contact
Phone: +1 347 981 9032
Psychrometric Chart + Duct Calculator
A convenient, precise and powerful tool for HVAC&R engineers. This psychrometric chart use ASHRAE equations at normal temperature and pressure region and is perfectly consistent with all ASHRAE charts of No.1~7(SI Units) and No.1~5(IP Units).



Psychrometric Chart + Duct Calculator v4.2 shareware version
EXE file Download
RAR file Download
Downloads: 69012
Price: US$65, BUY NOW
Updates
  1. Coordinate system of psychrometric chart is updated to dry bulb temperature and enthalpy;
  2. Add ASHRAE equation support at normal temperature and pressure region, now this psychrometric chart is perfectly consistent with all ASHRAE charts of No.1~7(SI Units) and No.1~5(IP Units);
  3. Water property calculation is updated to IAPWS-IF97 equation;
  4. Introduced real gas effect correlation;
  5. Add functions of grid snap and constant parameter lines at cursor point;
  6. Add grains/lb(d.a) and psia units in psychrometric chart.
Psychrometric Chart + Duct Calculator v3.0 shareware version
Downloads: 19486
Updates
  1. Add english(I/P) units support;
  2. Other than eastern style, new western style chart support added in this version, this meets requirements of people who are customed with western style chart;
  3. Add angle reference of process line ratio for enthalpy-humidity and sensible-total heat;
  4. Zoom in, zoom out chart by rolling mouse wheel, and pan chart by pressing middle mouse button and moving mouse;
  5. Add chart toolbar for easily processing chart copy, export, print, pan, zoom, redraw and style selection;
  6. Save and load data function for each data input grid, this is convenient and not need to input data every time restart program;
  7. Option for saving all input data to disk before exit and load them when restarted next time;
  8. Corrected some bugs.
Psychrometric Chart + Duct Calculator v2.0 shareware version
Downloads: 4635
Updates
  1. Add process points line and mix point calculating, drawing and managing;
  2. Add wet air point calculating, drawing and converting;
  3. Add constant specific volume and wet bulb temperature line in chart;
  4. Add chart line type, width, color, font properties groups edit and managing;
  5. Add copy(wmf and bmp format), export(Jpg, bmp, wmf, emf format) and print function;
  6. Add language support;
  7. Corrected former bugs.
Downloads: 10837
Features
Psychrometric chart
  1. Use IFC-67 equation for water/vapor property calculating, and treat air as ideal gas;
  2. Range can be changed, Mouse move point calculation;
  3. Calculate once recycle and twice recycle air flow, summer and winter state;
  4. process line is shown in chart, press UpDown button to see process changing;
  5. Export wmf format file, can be opened and printed by image browser softwareas ACDSee, IE, smoothly zoomed.
Duct calculator
  1. Air and liquid duct;
  2. Calculate duct flow resistance, environmental heat exchange, and adiabatic;
  3. Note: outer coefficient of heat transfer usually is 3~10, >10 when winds.
Bugs(V1.1)
  1. Duct in wall roughness unit convert missed, real roughness is 1/1000 of input, please multiply 1000 to input to correct.
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