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风管选型,这些知识你掌握了吗?

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风管选型,这些知识你掌握了吗?

发布日期:2020-05-08 作者: 点击:

FENGGUANXUANXING,ZHEIXIEZHISHINIZHANGWOLEMA?

1、FENGGUANNEIDEFENGSU

YIBANKONGDIAOFANGJIANDUIKONGDIAOXITONGDEXIANDINGDEZAOYINYUNXUZHIKONGZHIZAI40~50dB(A)ZHIJIAN,JIXIANGYINGNR(HUONC)SHUWEI35~45dB(A)。GENJUSHEJIGUIFAN,ZHEIYIFANWEINEIZAOYINYUNXUZHIDEZHUGUANFENGSUWEI4~7m/s,ZHIGUANFENGSUWEI2~3m/s。TONGFENGJIYUXIAOSHENGZHUANGZHIZHIJIANDEFENGGUAN,QIFENGSUKECAIYONG8~10m/s。

2、CHUFENGKOUCHICUNDEJISUAN

WEIBURANGFENGKOUZAOYIN,SONGFENGKOUDECHUFENGFENGSUYICAIYONG2~5m/s。FENGKOUDECHICUNJISUANYUFENGGUANDAOCHICUNDEJISUANJIBENXIANGTONG,YIBANDANGCENGGAOZAI3~4MIDEFANGJIANDAYUEQUFENGSUZAI2~2.5MIMEIMIAO。GENJUJINGYANYIBANKEJIANGSHIMEIGEFENGKOUZAI20~25PINGFANGMIDEMIANJI,QIFENGLIANGDAYUEZAI500LIFANGMIZUOYOU。

3、云南风管厂家回风口的吸风速度

OPE电竞HUIFENGKOUWEIYUFANGJIANSHANGBUSHI,XIFENGSUDUQU4~5m/s,HUIFENGKOUWEIYUFANGJIANXIABUSHI,RUOBUKAOJINRENYUANJINGCHANGTINGLIUDEDIDIAN,QU3~4m/s ,RUOKAOJINRENYUANJINGCHANGTINGLIUDEDIDIAN,QU1.5~2m/s ,RUOYONGYUZOULANGHUIFENGSHI,QU1~1.5m/s 。

4、FENGGUANANZHUANGZHUYISHIXIANGJIFENGGUANJISUAN

ZAIFENGGUANSHEJIJINLIANGXIAODEQINGKUANGXIABAOZHENGZHUGUANFENGSU5m/s,ZHIGUANFENGSU3m/s,

FENGGUANJISUANGONGSHI:SUOXUANSHEBEIFENGLIANG÷3600÷FENGSU=FENGGUANJIEMIANJI

TONGSHIZHUYIBAOZHENGFENGGUAN:ZHANGBIAN÷DUANBIAN≤4 YIBANBUYAO>4 BUTONGQINGKUANGBUTONGDUIDAI。

FENGKOUDEXUANZE:SUOXUANFANGJIANFENGLIANG÷3600÷FENGSU=SANLIUQIHOUBUJIEMIANJI

ZHUYI:SHUANGBAIYEFENGKOUJIEMIANJIWEIYISHANGGONGSHISUODEMIANJI÷0.7

5、JISUANFENGGUANCHICUN

1)DENGZUNIFA(DENGYAFA)SHIYIZHONGFANGBIANDEJISUANFA,SHIYONGYUDUOZHONGCHANGHE。

2)GENJUXIABIAOQUERENZHUFENGGUANZHONGDEJIBENZUNIXISHU。

FENGGUANLEIXING

OPE电竞ZUNIXISHU(mmH2o)

SONGFENGGUAN

0.05-0.2

HUIFENGGUAN

0.03-0.12

YINHUIFENGGUANWEIYUXIFENGBUWEI,ZHUYAOCHENGSHOUWAIBUYALI,YINGZHUYIJIANRUOQIFENGGUANFUDAN。DUIYUFENGGUANXITONG,CHANGCAIYONGSONGFENGGUAN0.08-0.15mmH2O/m,HUIFENGGUAN0.06-0.1 mmH2O/mZUOWEIJIZHUN。

6、云南风管厂家风压估算

OPE电竞RUWANTOU、SANTONG、BIANJINGDENGJIAOSHAODEQINGKUANGXIAMEIMISUNSHI4paZUOYOU。

RUWANTOU、SANTONG、BIANJINGDENGJIAODUODEQINGKUANGXIAMEIMISUNSHI6paZUOYOU。

管道式布风口是集风口、送风管道、静压箱、保温材料、风阀等功能为一体的中央空调末端送风系统。

GUANDAOSHIBUFENGKOUZAIYANGUANZHANGFANGXIANGSHANGHAIYOUYOUYUMOCAZULIHEJUBUZULIZAOCHENGDEYALISUNSHI。YINWEIYALISUNSHIYUFENGSUCHENGZHENGBIGUANXI,DANGQILIUYANGUANZHANGFANGXIANGFENGSUYUELAIYUEXIAOSHI,ZULISUNSHIYEBUDUANXIAJIANG。YUCITONGSHI,FENGGUANGEBIAOZHUNJIANYIJICHUFENGKOUYECUNZAIJUBUZULISUNSHI。GUANDAOSHIBUFENGKOUSONGFENGXITONGYIZHIGUANWEIZHU,XITONGZHONGSANTONG、WANTOUJIBIANJINGHENSHAO,YIBANYIYANCHENGZULISUNSHIWEIZHU,MOCAZULIXISHU SHIYIGEBUDINGZHI,TAYUKONGQIZAIFENGGUANNEIDELIUDONGZHUANGTAIHEFENGGUANGUANBIDECUCAODUYOUGUAN。

OPE电竞GENJUDUIXIANWEICAILIAOHEGUANDAOSHIBUFENGKOUDEZONGHEXINGYANJIUDEDAOMOCAZULIXISHU BUDAYU0.024(TIEPIFENGGUANDAYUE0.019),YOUYUGUANDAOSHIBUFENGKOUYANZHANGDUFANGXIANGSHANGDOUYOUSONGFENGKONG,GUANNEIPINGJUNFENGSUJIUSHIFENGGUANRUKOUSUDUDE1/2。YOUCIKEJIAN ,GUANDAOSHIBUFENGKOUDEYANCHENGSUNSHIBICHUANTONGTIEPIFENGGUANYAOXIAODEDUO。

JISUANFENGJIQUANYA:

YIZHIMEICENGLOUGAOWEI3MI,GONGLIUCENGGAO,GUGUANDAOZONGZHANGYUEWEI18MI,FENGLIANGWEI5000LIFANGMI/MEIXIAOSHI,GENJUSHANGSHUTIAOJIANXIANJISUANFENGSU。

FENGSU=FENGLIANG/(BANJING*BANJING*3.14*3600)=5000/(0.159*0.159*3.14*3600)=17.5(MI/MIAO);

OPE电竞JISUANMEIMIGUANDAODEYANCHENGMOCAZULI:

R=(λ/D)*(ν^2*γ/2)=(0.09/0.319)*(17.5^2*1.2/2)=51.6(Pa)

YANCHENGMOCAZONGZULI:

OPE电竞H=RL=51.6*18=929(Pa)

FENGJIQUANYA=1.1H=1.1*929=1022(Pa)。

γ-KONGQIMIDU,KEXUAN1.2;ν-LIUSU(m/s);D-GUANDAOZHIJING(m);R-YANCHENGMOCAZULI(Pa);L-GUANDAOZHANGDU(m));√-KAIPINGFANG;λ-GUANDAOZULIXISHU。

OPE电竞7、JIEFENGGUANDEFENGPANDEFENGKOUSHEJI

OPE电竞1)SONGFENGKOUYUFENGPANDECHUFENGKOUDEJULIYAOSHIDANG;

OPE电竞2)DAIYOULIANGGECHUFENGKOUDEFENGPANSONGFENGGUANYAOBIANJING;

3)FENGPANDESONGFENGKOUYUHUIFENGKOUJULIYAOSHIDANG。(≤5MI)

8、FENGKOUDEXUANYONG.

① XINFENGKOU,SONGFENGKOUYONGSHUANGCENGBAIYEFENGKOU

② HUIFENGKOUYONGGEZHAFENGKOU

③ PAIFENGKOUYONGSHUANGCENGBAIYE

④ FUXITONGYOUYUFENGLIANGYIBANBIJIAOXIAO,RUYAOQIUDONGJICAINUANXUYAO,YICAIYONGYONGSHUANGCENGBAIYE,BUNENGYONGSANLIUQI。FENGJIPANGUANDAILIANGGEFENGKOUSHIYIXUANYONGDAIDIAOJIEFADESHUANGCENGBAIYE。


云南风管厂家


OPE电竞(BENWENNEIRONGLAIYUANYUWANGLUO,RUYOUQINQUANQINGLIANXISHANCHU)

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关键词:云南风管厂家,风管,风管价格

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