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铝排管

铝排管

产品详情

  YI、JIANJIE:

盛京棋牌  LVPAIGUANZHUYAOYONGYU10-45℃DELENGZANGKUZHILENGXITONG,SHIGESHIPINLENGDONGHELENGZANGKULIXIANGDEZHENGFAQI。TADECHUANREXISHUZAI-40℃~0℃ZHENGFAWENDUXIAK≈9~14w/m2℃,GANGPAIGUANCHUANREXISHUZAI-40℃~0℃ZHENGFAWENDUXIAK≈8~13w/m2℃,YINCI,ZAITONGYIGELENGKUZHONG(ZAIXIANGTONGDEFUHEXIA),GAIPAIGUANDEZHENGFAMIANJIXIAOYUGANGZHIPAIQIGUANDEZHENGFAMIANJI。LINGWAI,CONGLVCAILIAOZONGHECHENGBENHEYOULIANGDEYAZHUGONGYILAIKAN,LVPAIGUANDEDANWEIMIANJIJIAGEGAOYUGANGPAIGUAN,DANLVZHIGUANDEXINGNENGYUANGAOYUGANGPAIGUAN,ZHENGTIXINGJIABIYUGANGPAIGUANXIANGBIYAOGAOYIXIE。

盛京棋牌  ER、LVPAIZHENGFAQIDEZHILENGLIANG

  GENJUSHICHANGSHANGYONGSHEBEIZHILIANGJIANDUJIANYANBUMENCHUJUDEKZHI≈10W/(m2·℃) [PINGJUNZHI] SHIYANBAOGAO,KEXUEJISUANLVPAIQIZHENGFAQIDEZHILENGLIANG。GENJULENGKUSHEJIGUIFANQ=K·FΔt,SHIJIPEIBIGUOCHENGWENCHAΔt=10℃,LVPAIZHILENGLIANGWEI100w/m2。

  SAN、LVPAIGUANDEPEIZHI

  JISUANSHEBEIFUHEQUERENLVPAIHUANREMIANJILENGQUESHEBEIFUHEDEJISUAN:

  KEYICANKAOXIANGGUANLENGKUSHEJISHOUCE,JINXINGXIANGXIJISUAN。

  GONGSHIRUXIA Qq= Q1 + PQ2+ Q3+ Q4

盛京棋牌  Qq —— LENGJIANLENGQUESHEBEIFUHE,W;

盛京棋牌  Q1 —— WEIHUJIEGOUCHUANRELIANG,W;

盛京棋牌  Q2 —— HUOWURELIANG,W;

盛京棋牌  Q3 —— TONGFENGHUANQIRELIULIANG,W;

  Q4 —— CAOZUORELIULIANG,W;

  P——FUHEXISHU。

  LENGQUEJIAN、DONGJIEJIANPQU1.3,QITALENGJIANQU1.0;

盛京棋牌  CONGSHANGSHUGONGSHIDAIRUYIZHIDEJINENGCANSHU,JIUKEDEDAOLENGKUDELENGQUESHEBEIFUHEZHI,JIZHENGFAQISUOXUDEZHILENGLIANG,DAXINGLENGKUYINGYANGEZUNXUNSHANGSHUJISUANGUOCHENG。

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