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href="/1z3fhw/supply/34.html">定风é‡é˜€</a> </div> </div> </div> <div class="container"> <div class="row line"> <div class="news_title"> <h1>定风é‡é˜€</h1> <p>时间ï¼?018-6-25 0:00:00</p><p>æ¥æºï¼?a href='http://www.mykeyagent.com/supply/34.html'>http://www.mykeyagent.com/supply/34.html</a></p> <span>—â€?/span> </div> <div class="news_con"> <p><p style="text-indent:2em;"> <a href="/1z3fhw/supply/34.html" target="_blank">定风é‡é˜€</a>,是一秅e机械å¼è‡ªåŠ›è£…稽®ï¼Œé€‚用于需è¦å®šé£Žé‡çš„通风空调系统中。定¡Ð风é‡é˜€é£Žé‡æŽ§åˆ¶¨uä¸éœ€è¦å¤–加动务ޛ,它ä¾é é£Žç®¡å†…æ°”æµåŠ›æ¥å®šä½æŽ§åˆ¶é˜€é—¨çš„ä½ç½®ï¼Œä»Žè€Œåœ¨æ•´ä¸ªåŽ‹åŠ›å·®èŒƒå›´å†…将气æµä¿æŒåœ¨é¢„先设定的æµé‡ä¸Šã€? <p> ç›®å‰ï¼Œåœ¨å›½å¡¾†…,风机盘管加新风系统的空调方å¼è¡Ç¿˜æ˜¯è¾ƒæ™®é,尤其是宾馆客房部分,大部分写字楼㦷€åŠžå…¬æ¥¼éƒ½é‡‡ç”¨è¿™ç§æ–¹¡Ð¡¡å¼ã€‚通常åšæ³•¡ø是æ¯å±‚设新风机组,走é“敷设新风干管,几åæ ¨K¹æ”¯ç®¡åˆ†åˆ«ä»Žæ€»ç®¡ä¸ŠæŽ¥å…¥å„房间。以宾馆客房为䨌¾‹ï¼Œæ¯é—´å®¢æˆ¿æ¡þ–°é£Žé‡ä¸€èˆ¬ä¸º100 m3/h,如何åšåˆ°å„支管的风é‡ä¸€è‡´å‘¢¡¸ï¼Ÿä¸€èˆ¬æ¥è¯´ï¼Œè®¾è®¡å¸ˆå¾€å¾€ä¼šåœ¨æ–°é£Žæ”¯ç®¡ä¸Šå¨ŽŠ è®¾ä¸€åªé£Žé‡è°ƒèŠ‚阀,期望通过åŽæœŸè°ƒè¯•æ‰‹æ®µæ¥å®Œæˆé£Žé‡åˆ†é…ã¡÷€‚由于新风系统ä¡ü¸€èˆ¬æƒ…况下å‡ä¸ºå¹²ç®¡é•¿ï¼Œæ”¯ç®¡çŸ­ï¼Œè€Œé£Žé‡è°ƒèŠ‚阀调节¦Ææ—¢ä¸ç›´è§‚,调节精度åˆä¸ç†æƒ³ï¼Œå†µä¸”æ¯é—´å®¢æˆ¿æ–°é£Žé‡åªæœ?00 m3/h,风é‡å¾ˆå°ï¼Œè¿™æ ·çš„调诡ޕ几乎是无法完æˆçš„。施工å•ä½åªèƒ½åšåˆ°æµ‹ä¸€ä¸‹æ–°é£Žå¹²ç®¡çš„总é€é£Žé‡ï¼Œä¿¡îè¯å„é€é£Žæ”¯ç®¡æœ‰é£Žæ„Ÿè¿™æ ·ç¡»š„地步。为了能ä¿è¯å„房间所é€æ–°é£Žé‡èƒ½è¾¾åˆ°è®¾è®¡å€¼ï¼Œä¹Ÿæ— éœ€æ–½å·¥å•ä¨L½å†åŽ»ä¸€ä¸ªæˆ¿é—´ä¸€¨€ä¸ªæˆ¿é—´çš„平衡,我们åªéœ€åœ¨æ¯æ”¯æ–°é£¨ŽŽæ”¯ç®¡ä¸ŠåŠ è®¾ä¸€åªå®šé£Žé‡é˜€ï¼Œä»¥¡¹ä¸Šé—®é¢˜å°±è¿Žåˆƒè€Œè§£ã€?在高层建筑内居ä½ã€¡Ô办公的人常常抱忧新风é‡ä¸è¶³ï¼Œè€Œè®¾è®¡å¸ˆå¾€å¾€æ„Ÿåˆ°å¾©I¡¡ˆå§”屈。因为从图纸上看,新风é‡æ ‡å‡†çš„å–值并丩–低,但我们¡ï往往忽略了一个问题,如何从设计角度æ¥ä¿è¯å®¡ñžé™…效果,而定风é‡é˜€åœ¨æ–°é£Žç³»ç»Ÿä¸­çš„应用,就æ¡þ˜¯ä¸€ä¸ªæœ‰åŠ›çš„措施ã€? </p> <p> 一类æ¦Î˜¯é€šè¿‡å¹³è¡¡å™¨ä¸­çš„硅胶气囨‘Šæ„Ÿåº”æµç»é£Žç®¡çš„æ°”æµï¼Œæ ¹æ®ä¸åŒé™¡ô压自动收缩和膨胀æ¥å®žçŽ°é£Žé‡æ’定。当进ã€å‡ºå£å¤„空气é™åŽ‹è¾ƒå°æ—¶ï¼Œæ°”囊呈收缩状æ€ã€‚当进ã€å¡à‡ºé£Žå£å¤„é™åŽ‹å¢žåŠ æ—¶ï¼Œæ°”囡ïŠä¾¿å¼€å§‹è†¨èƒ€ï¼Œä»Žè€Œå‡å°æ°”囊周围的空隙。使浡ºé‡åœ¨ä¸€å®šçš„风压范围¨ˆå†…ä¿æŒæ’定ã€? </p> <p> å¦ä¸€ç±»æ˜¯ä¸€ç§æœºæ¢°å¼è‡ªåŠ›è£…置,ä¨K¾é é£Žç®¡å†…æ°”æµåŽ‹åŠ›æ¥å®šä½æŽ§åˆ¡ù¶é˜€é—¨çš„ä½ç½®©I,从而在一定压力差范围内将气æµä¿æŒåœ¨é¢„先设定的¡·æµé‡ä¸Šã€‚它旡î éœ€å¤–部动力,å¡Ñ¯å¦åŠ ç”µåŠ¨æ‰¡û§è¡Œå™¨é€šè¿‡é¥æŽ§ä¿¡å·æ”¹å˜æµé‡è®¾å®šã€? </p> <p> <br /> </p> </p> <p style="text-indent:2em;"> <p> 一个好的空调系统设计,审¼ƒçš„排风系统必é¡Ñ¡»å¾ˆåˆç†ï¼Œè€Œè¿™ä¸€ç‚¹å¾€å¾€å¾—ä¸åˆ°é‡è§†ã€‚在民用建筑特别¦Ø¡¡æ˜¯åœ¨é«˜å±‚建筑里,围护结桿ž„çš„æ°”¨“密性很好,åªéœ€è¾ƒå°‘的风é‡å°±å¯ä»¥ç»´æŠ¤æˆ¿é—´çš¡ð„正压值。大约新风é¡î‡çš?5ï½?0%必须通过有组织的排风排出室外,这样扦ç能ä¿è¯é€é£Žã€æŽ’风的风é‡å¹³è¡¡ï¼Œå¦åˆ™å†å¤¡½šçš„新风é‡ä¹Ÿæ—¡þ æ³•é€è¿›æˆ¿é—´ã€‚在民用建筑里,排风一般通过å«ç”Ÿé—´ã€å¼€æ°´é—´ç­‰è¾…助用房樎’出室外。除此之外,有时还应¨Kå†å¢žåŠ ä¸€å¥—排风系统,æ‰èƒ½ä¿è¨}¯é€ã€æŽ’风平衡。对于å¡ö«ç”Ÿé—´æŽ’风,通常åšæ³•æ˜¯æ¯é—´å«ç”Ÿé—´è®¾ä¸€ã€äºŒåªå«ç”Ÿé—´é€¨èšé£Žå™¨ï¼Œä¸ŽæŽ’风竖井上的排风机è”é”。我们知é“,高层建筑内新风系统应¡í该是一年四季都è¿è¡Œçš„,相应排风系统也应©–该是一年四季都è¿è¡Œçš„。也就是说,使用å«ç”Ÿé—´çš„人ä¸å¯ä»¥åŽ»æŽ§åˆ¶å¡ú«ç”Ÿé—´é€šé£Žå™¨çš„å¼€å¯ï¼Œè®¦Î¡¡¾å«ç”Ÿé—´é€šé£Žå™¨çš„å¿…è¦æ€§å°±æ²¡æœ‰äº†ã€‚况且一个大风机带几å个å°é£Žæœºè¿™æ ¡è·çš„排风系统è¿è¡Œæ—¢éš¾åŒ¡ó¹é…,åˆä¸ç»æµŽã€‚排风é‡ä¸?00m3/hçš„å«ç”Ÿé—´é€šé£Žå™¨å™ª¡â音就æœ?0dBå·¦å³ï¼Œä½¿¦ïå«ç”Ÿé—´å¤±åŽ»å®é™ã€‚大é‡çš„å«ç”Ÿé—´é€šé£Žå™¨ä¹Ÿç»™ç»´æŠ¤å¸¦æ¥å¾ˆå¤§çš„麻烦。䨸ºè§£å†³è¿™ä¸ªé—®é¢˜ï¼Œæˆ‘们å¯ä»¥å–消å«ç”Ÿé¡É—´é€šé£Žå™¨ï¼Œåœ¨æŽ’风竖井æ¯å±‚支管上加设一åªå®šé£Žé‡é˜€ï¼Œç«–亡ӕ顶部设一åªæŽ’风机¨|。这样的排风系统,能ä¿è¯å„层所排风é‡å¤§è‡´ç›¸ç­‰ï¼Œ¨è而系统控制简å•ï¼Œè¿è¡Œå¯é ï¼Œå«ç”Ÿé—´å¯ä»¥¡Þ很å®é™ã€? 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