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說到中(zhong)(zhong)央(yang)(yang)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)統(tong)(tong)(tong)相信大(da)家都是不陌生的(de),因(yin)為中(zhong)(zhong)央(yang)(yang)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)統(tong)(tong)(tong)可(ke)以(yi)說是在(zai)我(wo)們(men)的(de)生活中(zhong)(zhong)隨處都可(ke)見,在(zai)中(zhong)(zhong)央(yang)(yang)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)統(tong)(tong)(tong)中(zhong)(zhong)中(zhong)(zhong)央(yang)(yang)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)統(tong)(tong)(tong)水容量(liang)直接的(de)關系(xi)(xi)到中(zhong)(zhong)央(yang)(yang)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)統(tong)(tong)(tong)的(de)產(chan)使用(yong)功能(neng)跟效果(guo),對中(zhong)(zhong)央(yang)(yang)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)統(tong)(tong)(tong)是有著很重(zhong)要的(de)作用(yong)的(de),那么,中(zhong)(zhong)央(yang)(yang)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)統(tong)(tong)(tong)水容量(liang)是怎么計(ji)算的(de)呢？中(zhong)(zhong)央(yang)(yang)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)統(tong)(tong)(tong)水容量(liang)的(de)計(ji)算又是怎么樣(yang)的(de)呢？下面同方科迅小編來為大(da)家介(jie)紹下中(zhong)(zhong)央(yang)(yang)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)統(tong)(tong)(tong)水容量(liang)的(de)標(biao)準及計(ji)算。

 

 

中央空調系統水容量作用

 

中央空調系統水容量控制室(shi)溫穩定性若干建議綜(zong)合室(shi)內(nei)環(huan)境的舒(shu)適度、主(zhu)機的使用壽命(ming)、空調系統造價和工程實施的可(ke)能(neng)性等因素。

 

中央空調系統水容量標準

 

夏(xia)季(ji)(ji)運(yun)行(xing)時(shi)(shi),主機停機10min時(shi)(shi),要(yao)求(qiu)供水(shui)(shui)(shui)(shui)(shui)溫(wen)(wen)度(du)(du)升(sheng)高(gao)不(bu)小于(yu)5℃。冬季(ji)(ji)運(yun)行(xing)時(shi)(shi),主機除霜時(shi)(shi)間(jian)為3min時(shi)(shi),要(yao)求(qiu)系(xi)統供水(shui)(shui)(shui)(shui)(shui)溫(wen)(wen)度(du)(du)降低不(bu)小于(yu)3℃。根據(ju)熱平衡方程(cheng)和熱穩(wen)定性要(yao)求(qiu),可(ke)按下式分別計算冬、夏(xia)季(ji)(ji)空調系(xi)統對水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang)的(de)(de)(de)(de)(de)最(zui)小要(yao)求(qiu):G=Qt/(cp△t)式中(zhong):G-為系(xi)統的(de)(de)(de)(de)(de)最(zui)小水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang),kg;Q-末端設備(bei)的(de)(de)(de)(de)(de)供冷或供熱量(liang)(liang)(liang)(liang);kW;t-熱穩(wen)定性時(shi)(shi)間(jian)要(yao)求(qiu),夏(xia)季(ji)(ji)取10×60s,冬季(ji)(ji)取3×60s;cp-水(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)(de)定壓(ya)比(bi)熱,4.187kj/(kg.℃)△t-水(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)(de)溫(wen)(wen)度(du)(du)波動要(yao)求(qiu)值,夏(xia)季(ji)(ji)t=5℃,冬季(ji)(ji)t=3℃。冬、夏(xia)季(ji)(ji)系(xi)統水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang)的(de)(de)(de)(de)(de)計算結果中(zhong),數值最(zui)大(da)的(de)(de)(de)(de)(de)即(ji)為空調系(xi)統對水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang)的(de)(de)(de)(de)(de)最(zui)小要(yao)求(qiu)。系(xi)統的(de)(de)(de)(de)(de)實際(ji)水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang)為管(guan)(guan)道(dao)水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang)與設備(bei)水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang)之和,即(ji)M=Mg+Ms式中(zhong)M-實際(ji)水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang),kgMg-為管(guan)(guan)道(dao)水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang),kgMs-為設備(bei)水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang),kg.管(guan)(guan)道(dao)水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang)按下式計算:式中(zhong)qi-某(mou)管(guan)(guan)徑水(shui)(shui)(shui)(shui)(shui)管(guan)(guan)每(mei)米長(chang)的(de)(de)(de)(de)(de)水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang),kg/m,可(ke)按下表選取;Li-某(mou)管(guan)(guan)徑水(shui)(shui)(shui)(shui)(shui)管(guan)(guan)的(de)(de)(de)(de)(de)長(chang)度(du)(du),m.常用水(shui)(shui)(shui)(shui)(shui)管(guan)(guan)單(dan)位長(chang)度(du)(du)水(shui)(shui)(shui)(shui)(shui)容(rong)(rong)量(liang)(liang)(liang)(liang)。

 

中央空調系統水容量計算

 

最小(xiao)水(shui)(shui)(shui)(shui)容(rong)量(liang)(liang)(liang)(liang)的確(que)定(ding)對(dui)于戶式中央空(kong)(kong)(kong)調系(xi)(xi)統(tong)(tong)(tong)來說,要(yao)解決系(xi)(xi)統(tong)(tong)(tong)溫(wen)度波動問(wen)題,獲得(de)良好(hao)的熱(re)(re)穩定(ding)度,首先應(ying)(ying)盡量(liang)(liang)(liang)(liang)準確(que)地確(que)定(ding)空(kong)(kong)(kong)調負(fu)(fu)荷(he),并選用(yong)裝機(ji)容(rong)量(liang)(liang)(liang)(liang)相匹配的主機(ji);其次(ci),系(xi)(xi)統(tong)(tong)(tong)的水(shui)(shui)(shui)(shui)容(rong)量(liang)(liang)(liang)(liang)越(yue)(yue)大,系(xi)(xi)統(tong)(tong)(tong)蓄冷量(liang)(liang)(liang)(liang)越(yue)(yue)大,則系(xi)(xi)統(tong)(tong)(tong)的熱(re)(re)穩定(ding)性(xing)越(yue)(yue)好(hao),反之(zhi),系(xi)(xi)統(tong)(tong)(tong)的熱(re)(re)穩定(ding)性(xing)越(yue)(yue)差。因此,水(shui)(shui)(shui)(shui)系(xi)(xi)統(tong)(tong)(tong)設(she)計時,應(ying)(ying)校核計算系(xi)(xi)統(tong)(tong)(tong)水(shui)(shui)(shui)(shui)容(rong)量(liang)(liang)(liang)(liang)是(shi)(shi)(shi)(shi)(shi)否滿(man)足系(xi)(xi)統(tong)(tong)(tong)熱(re)(re)穩定(ding)性(xing)要(yao)求,當(dang)系(xi)(xi)統(tong)(tong)(tong)實際水(shui)(shui)(shui)(shui)容(rong)量(liang)(liang)(liang)(liang)不能滿(man)足要(yao)求時,應(ying)(ying)加大系(xi)(xi)統(tong)(tong)(tong)主管管徑或增設(she)一個儲水(shui)(shui)(shui)(shui)箱(xiang)。當(dang)然,系(xi)(xi)統(tong)(tong)(tong)水(shui)(shui)(shui)(shui)容(rong)量(liang)(liang)(liang)(liang)也不是(shi)(shi)(shi)(shi)(shi)越(yue)(yue)大越(yue)(yue)好(hao),水(shui)(shui)(shui)(shui)容(rong)量(liang)(liang)(liang)(liang)過(guo)大,其熱(re)(re)穩定(ding)性(xing)毫無(wu)置疑是(shi)(shi)(shi)(shi)(shi)良好(hao)的,但是(shi)(shi)(shi)(shi)(shi),較長(chang)時間停機(ji)后,再開(kai)機(ji)時將會延長(chang)空(kong)(kong)(kong)調預(yu)冷或預(yu)熱(re)(re)的時間。供(gong)(gong)冷運行時,全(quan)空(kong)(kong)(kong)氣(qi)(qi)(qi)系(xi)(xi)統(tong)(tong)(tong)0.4~0.55,空(kong)(kong)(kong)氣(qi)(qi)(qi)-水(shui)(shui)(shui)(shui)系(xi)(xi)統(tong)(tong)(tong)0.7~1.3;熱(re)(re)水(shui)(shui)(shui)(shui)鍋爐供(gong)(gong)暖(nuan)時,全(quan)空(kong)(kong)(kong)氣(qi)(qi)(qi)系(xi)(xi)統(tong)(tong)(tong)1.25~2,空(kong)(kong)(kong)氣(qi)(qi)(qi)-水(shui)(shui)(shui)(shui)系(xi)(xi)統(tong)(tong)(tong)1.2~1.9;熱(re)(re)交(jiao)換器(qi)供(gong)(gong)暖(nuan)時,全(quan)空(kong)(kong)(kong)氣(qi)(qi)(qi)系(xi)(xi)統(tong)(tong)(tong)0.4~0.55,空(kong)(kong)(kong)氣(qi)(qi)(qi)-水(shui)(shui)(shui)(shui)系(xi)(xi)統(tong)(tong)(tong)0.7~1.3循環(huan)水(shui)(shui)(shui)(shui)量(liang)(liang)(liang)(liang)的話(hua),就是(shi)(shi)(shi)(shi)(shi):負(fu)(fu)荷(he)(kw)*0.86/5,流(liu)量(liang)(liang)(liang)(liang)單位(wei)是(shi)(shi)(shi)(shi)(shi)m3/h,溫(wen)差是(shi)(shi)(shi)(shi)(shi)5度。

 

上(shang)面就(jiu)是同(tong)方科迅(xun)小(xiao)編介紹的有關中(zhong)(zhong)央(yang)空(kong)調(diao)系統水(shui)容(rong)(rong)量(liang)的一些知識,看了同(tong)方科迅(xun)小(xiao)編的介紹大家應該對(dui)中(zhong)(zhong)央(yang)空(kong)調(diao)系統水(shui)容(rong)(rong)量(liang)的標準及(ji)計算有一個(ge)簡單(dan)的了解(jie)。

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同方科迅專業從事北京中央空調設計安裝、維修保養、中央空調空氣凈化等業務20多年，我們堅持為客戶提供超出預期的專業服務，獲得了數萬客戶的一致認可，如果您有中央空調的相關問題和需求，可以隨時聯系我們，我們的24小時服務熱線：010-82028158