風(fēng)速風(fēng)道及風(fēng)口風(fēng)速表

1、、風(fēng)速部位低速風(fēng)道民用建筑公共建筑工廠新風(fēng)入口3.54.05.0風(fēng)機(jī)入口3.54.05.0風(fēng)機(jī)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送風(fēng)口1.02.01.53.53.04.0回風(fēng)管道低于送風(fēng)低于送風(fēng)低于送風(fēng)用于各類場(chǎng)所的低速風(fēng)管流速（m/s）低速風(fēng)管系統(tǒng)的推薦值和最大流速m/s應(yīng)用場(chǎng)所住宅公共建筑工廠推薦最大推薦最大推薦最大室外空氣入口2.54.02.54.52.58.0空氣過濾器1.31.51.51.81.81.8加熱排管2.32.52.53.03.03.5冷卻排管2.32

2、.32.52.53.03.0淋水室2.52.52.52.52.52.5風(fēng)機(jī)出口6.08.59.011.010.814.8主風(fēng)管4.06.06.08.09.011.0支風(fēng)管（水平）3.05.04.06.55.09.0支風(fēng)管（垂直）2.54.03.56.04.08.0表6-3低速風(fēng)管系統(tǒng)的最大允許流速（m/s）應(yīng)用場(chǎng)所以噪聲控制主風(fēng)管以摩擦阻力控制送風(fēng)主管回風(fēng)主管送風(fēng)支管回風(fēng)支管住宅3.05.04.03.03.0公寓、飯店房間5.07.06.56.05.0辦公室、圖書館6.010.07.58.06.0大禮堂、戲院4.06.55.55.04.0銀行、高級(jí)餐廳7.510.07.58.06.0百貨店、自

3、助餐廳9.010.07.58.06.0工廠12.515.09.011.07.5表6-4以噪聲標(biāo)準(zhǔn)控制的允許風(fēng)速（m/s）應(yīng)用場(chǎng)所流速m/s以噪音標(biāo)準(zhǔn)控制的允許送風(fēng)流速圖書館、廣播室1.752.5住宅、公寓、私人辦公室、醫(yī)院房間2.54.0銀行、戲院、教室、一般辦公室、商店、餐廳4.05.0工廠、百貨公司、廚房5.07.5推薦的送風(fēng)口流速播音室1.52.5戲院2.53.5住宅、公寓、飯店房間、教室2.53.8私人辦公室2.54.0一般辦公室5.06.0電影院5.0百貨店、上層7.5百貨店、地下10.0表6-5逗留區(qū)的送風(fēng)流速（m/s）人體感覺或環(huán)境狀況流速m/s逗留區(qū)流速不舒適、停滯空氣的感覺0

4、0.06理想、舒適0.127基本舒適0.1270.25不舒適、可以吹動(dòng)薄紙0.33對(duì)站立者為舒適感之上限0.38對(duì)于工廠和局部空調(diào)0.381.52逗留區(qū)最大允許流速長(zhǎng)時(shí)間坐辦公室冷卻0.10長(zhǎng)時(shí)間坐辦公室加熱0.20短時(shí)間坐餐廳冷卻0.15短時(shí)間坐餐廳加熱0.30商店輕工作冷卻0.20商店輕工作加熱0.35重工作冷卻0.30重工作加熱0.45支風(fēng)管主風(fēng)管低壓風(fēng)管尺寸選擇風(fēng)速m/s風(fēng)量風(fēng)速m3/hm/s2.51103.0170302653805204.0700風(fēng)量-m3140220440480660880圓形風(fēng)管直徑mm127152178203229254200X75200X75275X1003

5、75X100500X100625X100125X100200X100200X125275X125375X125475X1255.090011401400170020402410501140141017706.0216026203060280305330356381406575X125550X150675X150650X175775X175900X175450X150450X175550X175550X200650X200750X20028903400-38304380502056103930425048505470629071704324574835085335597.59.062907720

6、807089209770107001190013200141001550017000183001970021100224002450026500短形風(fēng)管尺寸mm120X125150X125175X150225X150300X150375X150375X175400X200450X200475X225550X225625X225200X175250X175300X175325X200350X225400X225425X250475X250550X250200X200275X200275X225300X250350X250350X300400X300450X300225X225250X250275

7、X275300X300325X325350X350375X35079909000102009.011200123001360015000100166001770019200207002280025000272002890020400336002870011.0367003090010.0332003540037700400004170044400110466004800510039400421004430047400502005290055600583006100063800584610635660686771737762787813838864889914940965991101610401

8、07010901120114011701190122012401270850X200975X200950X2251075X2251050X2501175X2801000X3001100X3001225X3001100X3501175X3501300X3501425X3501275X4001375X4001475X4001600X4001725X4001825X4001950X4002075X4002200X4002375X4002150X4502250X4502400X4502550X4502350X5002450X5002275X5002700X5002900X5003000X500725X

9、225825X225825X250925X250800X300900X300825X350900X3501000X350925X4001000X4001075X4001175X4001100X4501175X4501275X4501350X4501450X4501550X4501675X4501775X4501875X4502000X4501850X5002000X5002100X5002200X5002025X5502150X5502275X5502375X5502525X550.2750X550625X250725X250650X300725X300675X350750X350700X40

10、0775X400850X400800X450875X450950X4501025X450975X5001225X5001100X5001200X5001275X5001350X5001450X5001550X5001650X5001750X5001650X5501725X5501825X5501925X5501825X6001900X6002000X6002100X6002200X6002350X600525X300575X300550X350625X350575X400650X400625X450675X450725X450725X500775X500825X500750X500875X55

11、0925X5501000X5501075X5501125X5501225X5001300X5501375X5501450X5501525X5501475X6001600X6001650X6001750X6001650X6501725X6501800X6501900X6502000X6502075X650425X350500X350475X400525X400525X450575X450550X500600X500650X500650X550700X550750X550800X550800X600850X600900X600975X6001025X6001075X6001175X6001225X6001300X6001375X6001350X6501400X6501475X6501550X6501500X7001575X7001650X7001750X7001850X7001900X700400X375425X400450X425475X400475X475500X500525X525550X550600X5006