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排烟风机风量应按所需要的风量值增加

网址:www.dzshengze.com时间:2024-03-14 14:16:02(部分内容来源于网络,不代表本站观点)

排烟风机可采用普通钢制离心式通风机或专用排烟轴流式通风机。排烟风机规格按《高层民用建筑设计防火规范》中的规定。排烟风机最小风量为7200m/h,最大风量不宜超过60000m/h(指一个排烟分区的最大风量)。
Smoke exhaust fans can be ordinary steel centrifugal fans or specialized axial flow smoke exhaust fans. The specifications of the smoke exhaust fan shall comply with the provisions of the Fire Protection Design Code for High rise Civil Buildings. The minimum air volume of the smoke exhaust fan is 7200m/h, and the maximum air volume should not exceed 60000 m/h (referring to the maximum air volume of a smoke exhaust zone).
9.
nine
排烟风机风量应按所需要的风量值增加不小于10%~20%的富余量。
The air volume of the smoke exhaust fan should increase by no less than 10% to 20% of the required air volume.
10.
ten
防烟加压通风机的风压值应按排烟系统最不利环路进行计算,并保证在防烟楼梯间内余压值40~50Pa。前室、合用前室、消防电梯前室、避难层等内部的余压值25~30Pa。
The wind pressure value of the smoke proof pressurized ventilation fan should be calculated based on the most unfavorable loop of the smoke exhaust system, and ensure that the residual pressure value in the smoke proof staircase is 40-50Pa. The residual pressure value inside the front room, shared front room, fire elevator front room, refuge floor, etc. is 25-30Pa.
11.
eleven
消防排烟风机应符合现行标准JB/T10281-2001《消防排烟通风机技术条件》。
Fire smoke exhaust fans should comply with the current standard JB/T10281-2001 Technical Conditions for Fire Smoke Exhaust Ventilation Fans.
12.
twelve
排烟系统的风机宜单独设置。排烟风机的位置宜处于排烟区的同层或上层。
The fan of the smoke exhaust system should be set separately. The position of the smoke exhaust fan should be on the same or upper level of the smoke exhaust area.

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