风速风道及风口风速表

1、、风速部位低速风道民用建筑公共建筑工厂新风入口3.54.05.0风机入口3.54.05.0风机出口5.08.06.510.08.012.0主管道3.54.55.06.56.09.0水平支管道3.03.04.54.05.0立支管道2.53.03.54.0送风口1.02.01.53.53.04.0回风管道低于送风低于送风低于送风用于各类场所的低速风管流速（m/s）低速风管系统的推荐值和最大流速m/s应用场所住宅公共建筑工厂推荐最大推荐最大推荐最大室外空气入口2.54.02.54.52.58.0空气过滤器1.31.51.51.81.81.8加热排管2.32.52.53.03.03.5冷却排管2.32

2、.32.52.53.03.0淋水室2.52.52.52.52.52.5风机出口6.08.59.011.010.814.8主风管4.06.06.08.09.011.0支风管（水平）3.05.04.06.55.09.0支风管（垂直）2.54.03.56.04.08.0表6-3低速风管系统的最大允许流速（m/s）应用场所以噪声控制主风管以摩擦阻力控制送风主管回风主管送风支管回风支管住宅3.05.04.03.03.0公寓、饭店房间5.07.06.56.05.0办公室、图书馆6.010.07.58.06.0大礼堂、戏院4.06.55.55.04.0银行、高级餐厅7.510.07.58.06.0百货店、自

3、助餐厅9.010.07.58.06.0工厂12.515.09.011.07.5表6-4以噪声标准控制的允许风速（m/s）应用场所流速m/s以噪音标准控制的允许送风流速图书馆、广播室1.752.5住宅、公寓、私人办公室、医院房间2.54.0银行、戏院、教室、一般办公室、商店、餐厅4.05.0工厂、百货公司、厨房5.07.5推荐的送风口流速播音室1.52.5戏院2.53.5住宅、公寓、饭店房间、教室2.53.8私人办公室2.54.0一般办公室5.06.0电影院5.0百货店、上层7.5百货店、地下10.0表6-5逗留区的送风流速（m/s）人体感觉或环境状况流速m/s逗留区流速不舒适、停滞空气的感觉0

4、0.06理想、舒适0.127基本舒适0.1270.25不舒适、可以吹动薄纸0.33对站立者为舒适感之上限0.38对于工厂和局部空调0.381.52逗留区最大允许流速长时间坐办公室冷却0.10长时间坐办公室加热0.20短时间坐餐厅冷却0.15短时间坐餐厅加热0.30商店轻工作冷却0.20商店轻工作加热0.35重工作冷却0.30重工作加热0.45支风管主风管低压风管尺寸选择风速m/s风量风速m3/hm/s2.51103.0170302653805204.0700风量-m3140220440480660880圆形风管直径mm127152178203229254200X75200X75275X1003

5、75X100500X100625X100125X100200X100200X125275X125375X125475X1255.090011401400170020402410501140141017706.0216026203060280305330356381406575X125550X150675X150650X175775X175900X175450X150450X175550X175550X200650X200750X20028903400-38304380502056103930425048505470629071704324574835085335597.59.062907720

6、807089209770107001190013200141001550017000183001970021100224002450026500短形风管尺寸mm120X125150X125175X150225X150300X150375X150375X175400X200450X200475X225550X225625X225200X175250X175300X175325X200350X225400X225425X250475X250550X250200X200275X200275X225300X250350X250350X300400X300450X300225X225250X250275

7、X275300X300325X325350X350375X35079909000102009.011200123001360015000100166001770019200207002280025000272002890020400336002870011.0367003090010.0332003540037700400004170044400110466004800510039400421004430047400502005290055600583006100063800584610635660686771737762787813838864889914940965991101610401

8、07010901120114011701190122012401270850X200975X200950X2251075X2251050X2501175X2801000X3001100X3001225X3001100X3501175X3501300X3501425X3501275X4001375X4001475X4001600X4001725X4001825X4001950X4002075X4002200X4002375X4002150X4502250X4502400X4502550X4502350X5002450X5002275X5002700X5002900X5003000X500725X

9、225825X225825X250925X250800X300900X300825X350900X3501000X350925X4001000X4001075X4001175X4001100X4501175X4501275X4501350X4501450X4501550X4501675X4501775X4501875X4502000X4501850X5002000X5002100X5002200X5002025X5502150X5502275X5502375X5502525X550.2750X550625X250725X250650X300725X300675X350750X350700X40

10、0775X400850X400800X450875X450950X4501025X450975X5001225X5001100X5001200X5001275X5001350X5001450X5001550X5001650X5001750X5001650X5501725X5501825X5501925X5501825X6001900X6002000X6002100X6002200X6002350X600525X300575X300550X350625X350575X400650X400625X450675X450725X450725X500775X500825X500750X500875X55

11、0925X5501000X5501075X5501125X5501225X5001300X5501375X5501450X5501525X5501475X6001600X6001650X6001750X6001650X6501725X6501800X6501900X6502000X6502075X650425X350500X350475X400525X400525X450575X450550X500600X500650X500650X550700X550750X550800X550800X600850X600900X600975X6001025X6001075X6001175X6001225X6001300X6001375X6001350X6501400X6501475X6501550X6501500X7001575X7001650X7001750X7001850X7001900X700400X375425X400450X425475X400475X475500X500525X525550X550600X5006