| Name | Type | Description |
|---|
| DesignName |
P_SINGLEVALUE
/
IfcLabel
|
 | Design Name | A name for the design values. |
 | 瑷▓鍊ゅ悕绉 | 瑷▓鍊ゃ伄鍚嶇О銆 |
|
| DuctSizingMethod |
P_ENUMERATEDVALUE
/
IfcLabel
/
PEnum_DuctSizingMethod |
| Duct Sizing Method | Enumeration that identifies the methodology to be used to size system components. |
| 銉銈儓瀵告硶銇焙銈佹柟 | 銉銈儓瀵告硶銈掓焙銈併倠瑷堢畻鏂规硶銆 |
|
| PressureClass |
P_SINGLEVALUE
/
IfcPressureMeasure
|
| Pressure Class | Nominal pressure rating of the system components. (Data type = PressureMeasure) |
| 鍦у姏绛夌礆 | 銉銈儓銈枫偣銉嗐儬鍚勯儴浣嶃伄鍦у姏绛夌礆锛堣▓娓仐銇熷湩鍔涳級銆 |
|
| LeakageClass |
P_SINGLEVALUE
/
IfcPressureMeasure
|
| Leakage Class | Nominal leakage rating for the system components. |
| 婕忋倢鐜 | 銉銈儓銈枫偣銉嗐儬鍚勯儴浣嶃伄婕忋倢鐜囥 |
|
| FrictionLoss |
P_SINGLEVALUE
/
IfcReal
|
| Friction Loss | The pressure loss due to friction per unit length. (Data type = PressureMeasure/LengthMeasure) |
| 鎽╂摝鎼嶅け | 鍗樹綅闀枫仌銇傘仧銈娿伄鍦у姏鎼嶅け锛堣▓娓仐銇熷湩鍔涙悕澶/銉銈儓闀枫仌锛夈 |
|
| ScrapFactor |
P_SINGLEVALUE
/
IfcReal
|
| Scrap Factor | Sheet metal scrap factor. |
| 寤冩潗鐜 | 閲戝睘鏉裤伄寤冩潗鐜囥 |
|
| DuctSealant |
P_REFERENCEVALUE
/
IfcMaterialDefinition
|
| Duct Sealant | Type of sealant used on the duct and fittings. |
| 銉銈儓銇瘑闁夋 | 銉銈儓銇ㄧ稒銇庢墜銇瘑闁夊舰寮忋 |
|
| MaximumVelocity |
P_SINGLEVALUE
/
IfcLinearVelocityMeasure
|
| Maximum Velocity | The maximum design velocity of the air in the duct or fitting. |
| 鏈澶ч熷害 | 銉銈儓鎴栥亜銇稒銇庢墜銇渶澶цō瑷堥ⅷ閫熴 |
|
| AspectRatio |
P_SINGLEVALUE
/
IfcReal
|
| Aspect Ratio | The default aspect ratio. |
| 銈€偣銉氥偗銉堟瘮 | 銉囥儠銈┿儷銉堛偄銈广儦銈儓姣斻 |
|
| MinimumHeight |
P_SINGLEVALUE
/
IfcPositiveLengthMeasure
|
| Minimum Height | The minimum duct height for rectangular, oval or round duct. |
| 鏈灏忛珮銇 | 鐭╁舰銆佸唵褰㈡垨銇勩伅妤曞唵褰€儉銈儓銇渶灏忛珮銇曘 |
|
| MinimumWidth |
P_SINGLEVALUE
/
IfcPositiveLengthMeasure
|
| Minimum Width | The minimum duct width for oval or rectangular duct. |
| 鏈灏忓箙 | 鐭╁舰銆佸唵褰㈡垨銇勩伅妤曞唵褰€儉銈儓銇渶灏忓箙銆 |
|
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