常州正久(jiu)(jiu)暖通(tong)(tong)(tong)設備工(gong)(gong)程(cheng)有(you)限公司(si)是一家從事(shi)廠房(fang)車間通(tong)(tong)(tong)風(feng)降溫(wen)(wen)工(gong)(gong)程(cheng)，廠房(fang)通(tong)(tong)(tong)風(feng)降溫(wen)(wen)工(gong)(gong)程(cheng)，廠房(fang)排煙管(guan)道(dao)(dao)安裝，車間通(tong)(tong)(tong)風(feng)降溫(wen)(wen)工(gong)(gong)程(cheng)，廠房(fang)通(tong)(tong)(tong)風(feng)換氣管(guan)道(dao)(dao)，廠房(fang)通(tong)(tong)(tong)風(feng)管(guan)道(dao)(dao)加工(gong)(gong)，車間通(tong)(tong)(tong)風(feng)管(guan)道(dao)(dao)加工(gong)(gong)等(deng)安裝工(gong)(gong)程(cheng)，我(wo)公司(si)主要服務地(di)區(qu)有(you)常州，天寧區(qu)，鐘樓區(qu)，新北區(qu)，武進區(qu)，金(jin)壇區(qu)，溧陽市等(deng)地(di)，公司(si)做這塊(kuai)已經十年之久(jiu)(jiu)，擁有(you)豐富(fu)的(de)(de)經驗，本著誠信做事(shi)，誠實做事(shi)的(de)(de)原則。期待友好(hao)的(de)(de)合(he)作！

常州正久(jiu)暖通(tong)設備工(gong)程有限公司(si)主營——廠(chang)房車間(jian)通(tong)風降(jiang)溫(wen)工(gong)程，常州金壇區廠(chang)房通(tong)風降(jiang)溫(wen)，廠(chang)房通(tong)風降(jiang)溫(wen)工(gong)程，廠(chang)房排煙管道安裝。

工業有害物

1. 粉塵的(de)來源(yuan)主要(yao)有： 1） 固體物(wu)料的(de)機械(xie)破碎和(he)研磨(mo) 2） 粉狀物(wu)料的(de)混合、篩分、包(bao)裝及運輸 3） 物(wu)質的(de)燃燒過(guo)程 4） 物(wu)質被(bei)加熱時(shi)產生的(de)蒸氣在空氣中的(de)氧(yang)化合凝結

2. 粉塵(chen)對生產的(de)影(ying)響主要有： 1） 降(jiang)低產品質量、降(jiang)低機(ji)器工(gong)作(zuo)精度和使用年限(xian) 2） 降(jiang)低光照度和能見度，影(ying)響室(shi)內外作(zuo)業的(de)視野 3） 某些粉塵(chen)達到一定濃度時(shi)，遇到明(ming)火等會燃(ran)燒引起(qi)爆x炸(zha)

3. 有(you)害氣體和蒸汽的(de)來源主要有(you)： 1） 化學反應(ying)過(guo)程 2） 有(you)害物表面的(de)蒸發 3） 產品的(de)加工處理過(guo)程 4） 管道及設備的(de)滲漏

4. 粉(fen)塵對人體(ti)的(de)危害程度取決于粉(fen)塵的(de)性(xing)質、粒(li)徑大(da)小、濃度、與(yu)人體(ti)持續(xu)接觸(chu)的(de)時(shi)間(jian)、車間(jian)的(de)氣象條(tiao)件以及人的(de)勞動強度、年(nian)齡、性(xing)別和體(ti)質情(qing)況等(deng)。

常州正久暖通(tong)(tong)(tong)設備工(gong)程有限公司主(zhu)營——車間(jian)通(tong)(tong)(tong)風(feng)降溫(wen)工(gong)程，廠(chang)房(fang)(fang)通(tong)(tong)(tong)風(feng)換氣管(guan)(guan)道(dao)，車間(jian)廠(chang)房(fang)(fang)通(tong)(tong)(tong)風(feng)管(guan)(guan)道(dao)加工(gong)。

5. 人體散(san)熱主要通過皮(pi)膚與外界的對流、輻射和(he)表面汗液蒸(zheng)發三(san)種(zhong)形式(shi)進行(xing)。

6. 對流(liu)換熱取決(jue)(jue)于(yu)溫度和空氣的流(liu)速，輻射(she)散(san)熱只取決(jue)(jue)于(yu)周圍(wei)物(wu)體(ti)表面的溫度，蒸發散(san)熱主(zhu)要取決(jue)(jue)于(yu)空氣的相對濕度和流(liu)速。

7. 當空(kong)氣的溫度和周圍物體(ti)表面的溫度高于體(ti)溫時(shi)，人體(ti)的散(san)熱主要(yao)依靠汗液(ye)蒸發。相對濕度愈(yu)低，空(kong)氣流(liu)速愈(yu)大，則(ze)汗液(ye)愈(yu)容(rong)易蒸發。

8. 粉塵的濃度(du)(du)有兩種表示方法，分別是(shi)質量濃度(du)(du)和計數濃度(du)(du)。

9. 有害氣體和(he)蒸(zheng)氣的濃(nong)度(du)有兩種表(biao)示方法，分別是質量(liang)濃(nong)度(du)和(he)體積濃(nong)度(du)。

10. 衛生(sheng)標(biao)準(zhun)規定了車間(jian)空(kong)氣中有(you)(you)害物質(zhi)(zhi)的x高允許濃度和居住區大氣中有(you)(you)害物質(zhi)(zhi)的x高容許濃度，它是設(she)計(ji)和檢查(cha)工業通風效果(guo)的重要依據(ju)。 11. 危害性大的物質(zhi)(zhi)其容許濃度低

12. 衛生標準中(zhong)規定的車間空(kong)氣(qi)(qi)中(zhong)有害(hai)物(wu)的x高容許濃度(du)，是(shi)按工(gong)人在此(ci)濃度(du)下長期進行生產勞動，而不會引(yin)起急性或慢性職業病(bing)為基礎的 。 13. 居住區大氣(qi)(qi)中(zhong)有害(hai)物(wu)質的一次x高容許濃度(du)，一般是(shi)根據不引(yin)起粘膜刺激和(he)惡(e)臭(chou)而制定的。

14. 日平(ping)均x高容許濃度(du)，主(zhu)要是根據(ju)防止有害物(wu)質的慢(man)性而制定的。

15. 排放標準(zhun)是(shi)(shi)為(wei)了使居住(zhu)區的有(you)害物(wu)(wu)質符合衛(wei)生標準(zhun)，對污染(ran)源所規定的有(you)害物(wu)(wu)的允(yun)許(xu)排放量或排放濃度。它是(shi)(shi)設(she)計和檢查排氣效果的重要依據。

16. 防治(zhi)工(gong)業有害物的(de)(de)綜合措施： 1） 改進工(gong)藝設備和工(gong)藝操(cao)作方法(fa)，從根本上(shang)防止和減少有害物的(de)(de)產生 2） 采用合理(li)的(de)(de)通風措施 3） 個體保護措施 4） 建立嚴格(ge)的(de)(de)檢查管(guan)理(li)制度

常(chang)(chang)州(zhou)正久(jiu)(jiu)暖通設(she)備工(gong)程(cheng)有(you)限(xian)公司(si)(si)(si)是一家(jia)從事廠(chang)房(fang)(fang)車間通風(feng)(feng)(feng)降溫(wen)工(gong)程(cheng)，廠(chang)房(fang)(fang)通風(feng)(feng)(feng)降溫(wen)工(gong)程(cheng)，廠(chang)房(fang)(fang)排煙管道安裝，車間通風(feng)(feng)(feng)降溫(wen)工(gong)程(cheng)，廠(chang)房(fang)(fang)通風(feng)(feng)(feng)換(huan)氣(qi)管道，廠(chang)房(fang)(fang)通風(feng)(feng)(feng)管道加(jia)工(gong)，車間通風(feng)(feng)(feng)管道加(jia)工(gong)等安裝工(gong)程(cheng)，我公司(si)(si)(si)主要服(fu)務(wu)地(di)區(qu)有(you)常(chang)(chang)州(zhou)，天寧區(qu)，鐘樓區(qu)，新北區(qu)，武進區(qu)，金壇區(qu)，溧陽(yang)市(shi)等地(di)，公司(si)(si)(si)做這塊(kuai)已經(jing)十年之久(jiu)(jiu)，擁有(you)豐富的(de)經(jing)驗，本(ben)著誠(cheng)(cheng)信(xin)做事，誠(cheng)(cheng)實做事的(de)原則。期待友好的(de)合作！

常州正久暖通設備工(gong)程(cheng)(cheng)有限公司主營——廠(chang)房車間通風(feng)降(jiang)(jiang)溫工(gong)程(cheng)(cheng)，廠(chang)房通風(feng)降(jiang)(jiang)溫工(gong)程(cheng)(cheng)，廠(chang)房排煙管道安裝。

凈化工(gong)(gong)程之通風工(gong)(gong)程裝修(xiu)施工(gong)(gong)

通風工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)是送(song)風、排風、除(chu)(chu)塵(chen)(chen)、氣力輸送(song)以及(ji)防、排煙系統(tong)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)的統(tong)稱。下面來了(le)解(jie)凈(jing)(jing)化工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)之通風工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)裝修(xiu)施工(gong)(gong)(gong)(gong)，通風噴(pen)(pen)油工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、凈(jing)(jing)化工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、濕簾(lian)墻降溫工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、無塵(chen)(chen)潔凈(jing)(jing)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、噴(pen)(pen)油凈(jing)(jing)化工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、脈(mo)沖除(chu)(chu)塵(chen)(chen)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、木工(gong)(gong)(gong)(gong)車間除(chu)(chu)塵(chen)(chen)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、旋(xuan)風除(chu)(chu)塵(chen)(chen)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、環保空(kong)調工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、中(zhong)央(yang)空(kong)調工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、廢氣凈(jing)(jing)化工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)、流水線工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)。

常州正(zheng)久暖通(tong)設備工(gong)程有限公司主營——車間通(tong)風(feng)降溫工(gong)程，廠房通(tong)風(feng)換氣管道，車間廠房通(tong)風(feng)管道加工(gong)。

改造區域面(mian)(mian)(mian)(mian)積為2170m2，廠(chang)(chang)房(fang)(fang)外(wai)(wai)(wai)圍(wei)護結(jie)構為彩鋼板(ban)，屋面(mian)(mian)(mian)(mian)由彩鋼板(ban)和(he)采光帶組成(cheng)。原(yuan)(yuan)廠(chang)(chang)房(fang)(fang)西側(ce)(ce)外(wai)(wai)(wai)墻(qiang)高出(chu)部分(fen)設(she)(she)置(zhi)9臺(tai)(tai)(tai)軸(zhou)風(feng)(feng)機(ji)(ji)(ji)，廠(chang)(chang)房(fang)(fang)通風(feng)(feng)降溫安裝，單臺(tai)(tai)(tai)風(feng)(feng)量19000m3/h，東(dong)側(ce)(ce)外(wai)(wai)(wai)墻(qiang)高出(chu)附房(fang)(fang)屋面(mian)(mian)(mian)(mian)處設(she)(she)置(zhi)電(dian)動外(wai)(wai)(wai)窗，南側(ce)(ce)外(wai)(wai)(wai)墻(qiang)設(she)(she)有外(wai)(wai)(wai)窗及外(wai)(wai)(wai)門，北側(ce)(ce)緊鄰附房(fang)(fang)僅有外(wai)(wai)(wai)門。由于企業(ye)產(chan)品開(kai)(kai)發原(yuan)(yuan)廠(chang)(chang)房(fang)(fang)使用功能(neng)(neng)發生變更，現(xian)在(zai)廠(chang)(chang)房(fang)(fang)內(nei)(nei)東(dong)側(ce)(ce)設(she)(she)有5臺(tai)(tai)(tai)燃(ran)氣熔(rong)煉噴(pen)膜(mo)機(ji)(ji)(ji)，西設(she)(she)有5臺(tai)(tai)(tai)電(dian)熱熔(rong)煉噴(pen)膜(mo)機(ji)(ji)(ji)，下(xia)部熔(rong)煉爐外(wai)(wai)(wai)表(biao)面(mian)(mian)(mian)(mian)溫度(du)63℃，噴(pen)膜(mo)機(ji)(ji)(ji)距離地(di)面(mian)(mian)(mian)(mian)3m高位置(zhi)設(she)(she)有噴(pen)膜(mo)口，對加熱后產(chan)品進行噴(pen)膜(mo)，噴(pen)膜(mo)物質成(cheng)分(fen)為石蠟(la)和(he)水，噴(pen)射到(dao)產(chan)品表(biao)面(mian)(mian)(mian)(mian)后水迅速蒸發為混合少量石蠟(la)的(de)水蒸氣。廠(chang)(chang)房(fang)(fang)西北角布(bu)置(zhi)4臺(tai)(tai)(tai)T50熔(rong)爐，外(wai)(wai)(wai)表(biao)面(mian)(mian)(mian)(mian)溫度(du)40℃。由于工(gong)藝原(yuan)(yuan)因(yin)(yin)不(bu)(bu)允許有雨雪(xue)飄進廠(chang)(chang)房(fang)(fang)內(nei)(nei)部，故原(yuan)(yuan)熔(rong)煉爐位置(zhi)東(dong)西兩側(ce)(ce)外(wai)(wai)(wai)墻(qiang)上(shang)開(kai)(kai)設(she)(she)的(de)外(wai)(wai)(wai)窗不(bu)(bu)能(neng)(neng)開(kai)(kai)啟，另(ling)因(yin)(yin)管理(li)原(yuan)(yuan)因(yin)(yin)廠(chang)(chang)房(fang)(fang)南北兩側(ce)(ce)外(wai)(wai)(wai)墻(qiang)大門又不(bu)(bu)能(neng)(neng)常開(kai)(kai)，所以(yi)現(xian)階(jie)段只(zhi)能(neng)(neng)靠西側(ce)(ce)外(wai)(wai)(wai)墻(qiang)上(shang)的(de)軸(zhou)流(liu)風(feng)(feng)機(ji)(ji)(ji)排除室(shi)內(nei)(nei)空氣，但廠(chang)(chang)房(fang)(fang)內(nei)(nei)無新風(feng)(feng)補入，通風(feng)(feng)效(xiao)果不(bu)(bu)理(li)想。

常(chang)州正(zheng)久暖(nuan)通(tong)(tong)設備工(gong)程(cheng)有(you)限公司是一家(jia)從事(shi)廠房(fang)(fang)車間通(tong)(tong)風(feng)降溫(wen)工(gong)程(cheng)，廠房(fang)(fang)通(tong)(tong)風(feng)降溫(wen)工(gong)程(cheng)，廠房(fang)(fang)排煙管道(dao)安(an)裝，車間通(tong)(tong)風(feng)降溫(wen)工(gong)程(cheng)，廠房(fang)(fang)通(tong)(tong)風(feng)換氣管道(dao)，廠房(fang)(fang)通(tong)(tong)風(feng)管道(dao)加工(gong)，車間通(tong)(tong)風(feng)管道(dao)加工(gong)等(deng)安(an)裝工(gong)程(cheng)，我公司主要服務地(di)區(qu)(qu)(qu)有(you)常(chang)州，天寧區(qu)(qu)(qu)，鐘樓(lou)區(qu)(qu)(qu)，新北區(qu)(qu)(qu)，武進(jin)區(qu)(qu)(qu)，金壇(tan)區(qu)(qu)(qu)，溧陽市等(deng)地(di)，公司做這塊已(yi)經十年之久，擁有(you)豐富的(de)經驗，本(ben)著誠信做事(shi)，誠實做事(shi)的(de)原則。期待友好(hao)的(de)合作(zuo)！

常(chang)州(zhou)正久暖(nuan)通(tong)設備(bei)工程有限公(gong)司主營——廠房車間通(tong)風(feng)(feng)降溫(wen)工程，廠房通(tong)風(feng)(feng)降溫(wen)工程，廠房通(tong)風(feng)(feng)降溫(wen)設備(bei)，廠房排煙管道安裝(zhuang)。

對(dui)于鋼結(jie)構(gou)廠(chang)房(fang)，常見的(de)(de)(de)是(shi)屋(wu)頂風機(ji)加氣樓進行自然通風降溫(wen)(wen)，如下(xia)圖。在(zai)多年(nian)的(de)(de)(de)施(shi)工(gong)過程(cheng)中，發(fa)現一些廠(chang)房(fang)并不(bu)能達(da)到很(hen)好的(de)(de)(de)通風降溫(wen)(wen)效果(guo)(guo)。所(suo)以(yi)，我們善意提醒(xing)：欲做鋼結(jie)構(gou)廠(chang)房(fang)的(de)(de)(de)客(ke)戶，在(zai)設(she)計廠(chang)房(fang)結(jie)構(gou)時就應該考(kao)慮主(zhu)動的(de)(de)(de)廠(chang)房(fang)通風降溫(wen)(wen)的(de)(de)(de)問題。以(yi)免(mian)在(zai)使用(yong)過程(cheng)中被動安裝廠(chang)房(fang)通風設(she)備(bei)。并可避免(mian)造成對(dui)廠(chang)房(fang)設(she)施(shi)破壞大(da)、通風效果(guo)(guo)不(bu)理想、無法安裝等不(bu)良后果(guo)(guo)。

常(chang)州正久(jiu)暖通(tong)(tong)設備工(gong)程有限公司主營(ying)——車間(jian)通(tong)(tong)風(feng)降溫(wen)工(gong)程，廠房(fang)通(tong)(tong)風(feng)換氣管道，車間(jian)廠房(fang)通(tong)(tong)風(feng)管道加(jia)工(gong)。

通(tong)風管在(zai)冬(dong)季(ji)可(ke)以(yi)是冷卻(que)路(lu)(lu)堤(di)，在(zai)夏(xia)季(ji)陽(yang)坡坡面溫(wen)(wen)度比氣溫(wen)(wen)高2～4℃，也(ye)可(ke)以(yi)加(jia)熱(re)路(lu)(lu)堤(di)，但在(zai)管內(nei)中心(xin)受不(bu)到(dao)太陽(yang)直接輻射，換熱(re)強度有所減弱，可(ke)終究要消耗部分冬(dong)令期(qi)間冷卻(que)路(lu)(lu)堤(di)的冷儲量(liang)。因此，必(bi)須要滿足冬(dong)令季(ji)節(jie)的負(fu)溫(wen)(wen)累(lei)積(ji)值(zhi)(zhi)（稱為(wei)指數，溫(wen)(wen)度與時間乘積(ji)）大于夏(xia)季(ji)期(qi)間正溫(wen)(wen)累(lei)積(ji)值(zhi)(zhi)（稱為(wei)融(rong)化指數），即│-∑Ω│>>│+∑Ω│。多年凍土區的負(fu)溫(wen)(wen)累(lei)積(ji)值(zhi)(zhi)與正溫(wen)(wen)累(lei)積(ji)值(zhi)(zhi)的比值(zhi)(zhi)（積(ji)溫(wen)(wen)比）為(wei)4.5~7.8，廠(chang)房通(tong)風降溫(wen)(wen)設計，具有相當(dang)(dang)大的潛(qian)在(zai)能(neng)力。據沱沱河岸(an)坡融(rong)區測得的增大季(ji)節(jie)深度達4m以(yi)上，比當(dang)(dang)地c大季(ji)節(jie)融(rong)化深度（2.2m）大近一(yi)倍(bei)(bei)，說明(ming)有較大的潛(qian)在(zai)能(neng)力。由此可(ke)見，積(ji)溫(wen)(wen)比大于3倍(bei)(bei)時，在(zai)中高路(lu)(lu)堤(di)中設置通(tong)風管可(ke)以(yi)達到(dao)較好冷卻(que)路(lu)(lu)堤(di)的作用。