Software / WUFI / Comparing Versions
This table lists the differences between the various versions of WUFI 5.
| WUFI® 5 Pro | WUFI® 5 light | WUFI® 5 ORNL/IBP | |
|---|---|---|---|
| General | |||
| Language | German, English, Finnish, Polish, French, Norwegian, Swedish, Spanish, Italian | German, English, Finnish, Polish, French, Norwegian, Swedish, Spanish, Italian | German, English, Finnish, Polish, French, Norwegian, Swedish, Spanish, Italian |
| License expires | never | after 1 year | after 1 year |
| Units | SI or IP user-selectable | SI | SI or IP user-selectable |
| Run WUFI as a batch job | yes | no | no |
| Project | |||
| Number of variants allowed in the project | not limited | 2 | 2 |
| Reads project files written by other versions | all | only those written by light version | only those written by ORNL version |
| Reads project files of earlier versions | yes | no | no |
| Assembly | |||
| maximum number of layers in the assembly | 120 | 10 | 10 |
| Numerical grid | automatic or manually editable | automatic | automatic |
| Numerical grid | displayed graphically or as a table | displayed graphically | displayed graphically |
| Material data in the project editable | yes | only thickness, typical built-in moisture, info text | only thickness, typical built-in moisture, info text |
| Material data copied from material database editable in project | yes, materials are initially read-only but can be unlocked | no | no |
| User-defined entries in material database possible | yes | no | no |
| Monitoring positions | unlimited number of monitoring positions | 2, fixed at exterior and interior surface | 2 fixed at exterior and interior surface, another 2 user-definable |
| Access to material database | full access | only selected materials | only selected materials |
| Orientation, Inclination, Height | |||
| Orientation of component | N, NE, E, SE, S, SW, W, NW | N, E, S, W | N, E, S, W |
| Inclination of component | 0° .. 90° | only 0°, 90° | only 0°, 90° |
| Inclination can be entered numerically | yes | no | no |
| Driving rain coefficients | user-defined or selected from predefined list | selected from predefined list | selected from predefined list |
| Driving rain coefficients according to ASHRAE Standard 160P | yes | no | yes, predefined values only |
| Surface transfer coefficients | |||
| Exterior heat transfer coefficient/resistance | user-defined or selected from predefined list | selected from predefined list | only "exterior wall" and "roof" |
| Interior heat transfer coefficient/resistance | user-defined or selected from predefined list | selected from predefined list | only "exterior wall" |
| Uses exterior heat transfer coefficient or resistance | resistance | resistance | coefficient |
| sd-value of surface coating (if any) | user-defined or selected from predefined list | selected from predefined list | selected from predefined list |
| Rain water absorption factor | user-defined or automatic selection depending on component type and inclination | automatic selection depending on component type and inclination | automatic selection depending on component type and inclination |
| Explicit radiation balance | optional | no | no |
| Initial conditions | |||
| Initial conditions for temperature field | constant profile; arbitrary profile read from file | constant profile (value editable) | constant profile (value editable) |
| Initial conditions for moisture field | constant profile; profile constant in individual layers; arbitrary profile read from file | constant profile (value editable) | constant profile (value editable) |
| Sources and Sinks | |||
| Heat sources allowed | yes, unlimited number | no | no |
| Moisture sources allowed | yes, unlimited number | no | 1 (fixed at 1%) |
| Ventilation sources allowed | yes, unlimited number | no | no |
| Numerics | |||
| Numerical parameters are user-editable | yes | no | no |
| Climate data | |||
| Can read user-defined climate files | yes | no | no |
| Included weather files | Holzkirchen (Germany, 2 files), Kassel (Germany), Espoo (Finland), Grenoble (France), Lisbon (Portugal), Wellington (New Zealand), Santiago de Chile (Chile), Buenos Aires (Argentina), 3 locations Belgium, 7 locations Italy, 3 locations Switzerland, 3 locations Austria, 3 locations Poland, 12 locations Norway, 55 locations USA (warm/cold), 9 locations Canada, 7 locations Japan, 12 locations Sweden, 12 locations West Germany, 12 locations Germany, 5 locations Spain (*) | depends on country-specific version | 55 locations USA (warm/cold), 9 locations Canada (*) |
| Map-selected climate file can be assigned to | left or right side of assembly (rain and solar radiation are ignored on right side) | left side only | left side only |
| WTA sine curves can be assigned to | left or right side of assembly | right side only | right side only |
| Sine curve parameters for interior temperature can be edited | user-definable | no | no |
| Sine curve parameters for interior humidity can be edited | user-definable or selectable from predefined list | selectable from predefined list | selectable from predefined list |
| Predefined WTA exterior climate conditions can be selected | yes | no | no |
| Interior climate ASHRAE 160P (Intermediate Method) can be assigned to | left or right side of assembly | - | right side |
| Interior climate CEN 13788 can be assigned to | left or right side of assembly | - | - |
| Interior climate EN 15026 can be assigned to | left or right side of assembly | right side | - |
| User-defined temperature shift based on EN 15026 is possible | yes | no | no |
| Calculation | |||
| Maximum computation interval | no limitation | 2 years | 2 years |
| Start of calculation user-editable | yes | yes | yes |
| Time step can be chosen by user | yes | no | no |
| Film display can be switched off during calculation | yes | no | no |
| Output | |||
| Options for report available | yes | no | no |
| Additional profiles can be output | yes | no | no |
| Quick Graphs can be exported | yes | no | no |
| Results can be output as ASCII text | yes | no | no |
| Result graphs can be edited | yes | no | no |
| Plot measured data for comparison | yes | no | no |
| Film file can be exported | yes | no | no |
| Film viewer can also be run after calculation | yes | no | no |
| External film viewer only shows film "example.fid" | yes | no | no |
(*) The 3 Austrian climate files are for Vienna, Graz, Innsbruck.
The 3 Belgian climate files are for Brussels, Oostende, Saint Hubert.
The 9 Canadian climate files are for Calgary, Edmonton, Montreal, Ottawa, Quebec, St. John's, Toronto, Vancouver, Winnipeg.
The 7 Italian climate files are for Bolzano, Enemonzo, Modena, Tarvisio, Trieste, Turin, Udine.
The 7 Japanese climate files are for Akita, Sapporo, Miyazaki, Naha, Niigata, Tokyo, Yokohama.
The 12 Norwegian climate files are for Bergen, Gardermoen, Kise pa Hedmark, Karasjok, Kristiansand, Kristiansund, Mo i Rana,
Oslo, Roeros, Tromsoe, Trondheim, Vaernes.
The 3 Polish climate files are for Kolobrzeg, Krakow, Warsaw.
The 55 US-American climate files are for Albany, Albuquerque, Amarillo, Anchorage, Atlanta, Baltimore, Billings, Birmingham, Boston,
Boulder, Buffalo, Casper, Charleston, Chicago, Cleveland, De Moines, Detroit, El Paso, Elko, Fargo, Fresno, Honolulu,
Houston, Indianapolis, International Falls, Jacksonsville, Kansas City, Knoxville, Las Vegas, Lexington, Little Rock,
Los Angeles, Madison, Memphis, Miami, Minneapolis, Nashville, New Orleans, New York City, Oklahoma City, Omaha,
Philadelphia, Phoenix, Pittsburgh, Providence, Roanoke, Salt Lake City, San Antonio, San Diego, San Francisco,
Seattle, Spokane, St. Louis, Tampa, Wilmington.
The 5 Spanish climate files are for Barcelona, Bilbao, Madrid, Malaga, Palma.
The 12 Swedish climate files are for Borlänge, Göteborg, Karlstad, Kiruna, Luleå, Lund, Norrköpping,
Östersund, Stockholm, Umeå, Visby, Växjö.
The 3 Swiss climate files are for Davos (warm/cold), Locarno (warm/cold), Zurich (warm/cold).
The 12 West German test reference years (1986 edition) are for Bremerhaven, Hannover,
Essen, Trier, Würzburg, Frankfurt/M., Freiburg, Augsburg, München, Stötten, Hof, Friedrichshafen.
The 12 German test reference years (2004 edition) are for Bad Marienberg, Braunlage, Chemnitz, Fichtelberg,
Garmisch-Partenkirchen, Hamburg, Kassel, Mannheim, Passau, Potsdam, Rostock, Stötten.
Please note that WUFI 5 light and WUFI 5 ORNL/IBP are offered for non-commercial use only.
