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離心風機的噪聲控制

時間:2015-10-09 11:12 來源:http://hzegi.com/ 作者:離心風機

  一、合理選型:在選用離心風機国产av在线播放之前,首先應確保工藝設計的準確性。要使設計工況點的風量、全壓基本上與風網實際運行時的風量、全壓相接近。如果設計時余量過大,在實際運行時就要關小風機蝶閥。這樣做有3個缺點:(1)導致風網阻力增加,造成全壓與動力浪費;(2)關小風機蝶閥后,造成風機進氣(或出氣)狀況惡化,將增大渦流噪聲。

国产av在线播放   GONGYISHEJIWANCHENGHOU,ZAIFENGLIANGHEQUANYAFANGMIANNENGMANZUSHENGCHANXUQIUDEYUNXINGFANGANYOUHENDUO,KEGONGXUANZE。ZHESHI,YINGXUANYONGZAIGAIGONGKUANGDIANJUYOUZUIGAOXIAOLVHEZUIDIZAOSHENGDELIXINFENGJI,YIQUEBAOYUNXINGZAOSHENGZUIDI。

  ER、XIAOSHENG:LIXINFENGJIZAIGAOSUXUANZHUANCHANSHENGQIANGLIEDEKONGQIDONGLIXINGZAOSHENG,WEIZUZHISHENGYINWAICHUANBOYOUYUNXUQILIUTONGGUO,ZAIFENGJIQILIUTONGDAOSHANGZHUANGSHANGXIAOSHENGZHUANGZHI,SHILIXINFENGJIBENSHENFASHENGDEZAOSHENGHEGUANDAOZHONGDEKONGQIDONGLIZAOSHENGJIANGDI,DINGXINGCHANGYONGDEXIAOSHENGZHUANGZHIYOU:

  1、ZUXINGXIAOSHENGQICHANGYONGPIANSHIXIAOSHENGQI、FENGWOSHIXIAOSHENGQI、GUANSHIXIAOSHENGQIJIMIGONGSHIXIAOSHENGQIDENG;

  2、KANGXINGXIAOSHENGQICHANGYONGGONGZHENSHIXIAOSHENGQI、KUOZHANGSHIXIAOSHENGQI、HUNHESHIXIAOSHENGQIJIZHANGBANSHIXIAOSHENGQIDENG;

国产av在线播放   3、ZUKANGFUHEXIAOSHENGQICHANGYONGKUOZHANGSHI—ZUKANGFUHESHIXIAOSHENGQI、GONGZHENQIANG—ZUXINGFUHESHIXIAOSHENGQIJIZU—KANG—GONGFUHESHIXIAOSHENGQI。

  SAN、GESHENG:GESHENGSHIZAOSHENGKONGZHIGONGCHENGZHONGCHANGYONGDEJISHUCUOSHI,LIYONGQIANGTIGEZHONGBANCAIJIGOUJIANZUOWEIPINGBIWUHUOLIYONGWEIHUJIEGOU,BAZAOSHENGKONGZHIZAIYIDINGFANWEIZHINEI,SHIZAOSHENGZAIKONGQIZHONGDECHUANBOSHOUZUERBUNENGSHUNLITONGGUO,CONGERDADAOJIANGDIZAOSHENGDEMUDE。CHANGYONGDEFANGFAYOU:

  1、DANCENGMISHIJUNYUNGOUJIANGESHENG,CILEIGOUJIANDEGESHENGCAILIAOYAOQIUMISHIERHOUZHONG,RUZHUANQIANG、GANGJINHUNNINGTU、GANGBAN、MUBANDENG,GESHENGXINGNENGYUCAILIAODEGANGXING、ZUNIMIANMIDUYOUGUAN;

国产av在线播放   2、SHUANGCENGJIEGOUGESHENG,ZAILIANGGEDANCENGJIEGOUZHONGJIANJIAYOUYIDINGHOUDUDEKONGQI,HUODUOKONGCAILIAODEFUHEJIEGOU,YIBANKEBITONGYANGZHILIANGDEDANCENGJIEGOUGESHENGLIANGGAO5~10 dB;

  3、GESHENGPINGSHIFANGZAIZAOSHENGYUANHESHOUSHENGDIANZHIJIANDEYONGGESHENGJIEGOUSUOZHICHENGDEYIZHONGGESHENGZHUANGZHI。

  SI、XISHENG:ZAIQIANGMIANHUODINGPENGSHANGSHIYIXISHENGCAILIAO、XISHENGJIEGOUHUOZAIKONGJIANXUANGUAXISHENGBAN,XISHENGTIHUNHESHENGJIUHUIBEIXISHOUDIAO,ZHEZHONGKONGZHIZAOSHENGDEFANGFACHENGZUOXISHENGJIANGZAO。

  GUANJIANCI:LIXINFENGJI

 
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