工作原理
散(san)熱(re)(re)器(qi)恒(heng)溫(wen)(wen)控(kong)制器(qi)——又稱:溫(wen)(wen)控(kong)閥。近年(nian)在我國新建筑住(zhu)宅中(zhong)溫(wen)(wen)控(kong)閥被普遍應用(yong),溫(wen)(wen)控(kong)閥安裝(zhuang)載在住(zhu)宅和公共(gong)建筑的(de)采(cai)暖散(san)熱(re)(re)器(qi)上。溫(wen)(wen)控(kong)閥可以根據用(yong)戶的(de)不同要求設定室溫(wen)(wen),它(ta)的(de)感(gan)溫(wen)(wen)部分不斷地感(gan)受室溫(wen)(wen)并按(an)照當前熱(re)(re)需求隨時自動調節熱(re)(re)量的(de)供給,以防(fang)止室溫(wen)(wen)過熱(re)(re),達到用(yong)戶最高的(de)舒適(shi)度。
用戶(hu)室內(nei)的(de)(de)(de)(de)(de)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)是(shi)通(tong)(tong)過散熱(re)器(qi)(qi)(qi)(qi)恒(heng)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)閥(fa)(fa)(fa)來(lai)實現(xian)(xian)(xian)的(de)(de)(de)(de)(de)。散熱(re)器(qi)(qi)(qi)(qi)恒(heng)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)閥(fa)(fa)(fa)是(shi)由恒(heng)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)器(qi)(qi)(qi)(qi)、流(liu)量調(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)以及一(yi)對連接件(jian)組(zu)(zu)成(cheng),其(qi)中恒(heng)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)核心部(bu)件(jian)是(shi)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)單元,即溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)包(bao)(bao)。溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)包(bao)(bao)可以感(gan)(gan)(gan)應(ying)周圍環境溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)的(de)(de)(de)(de)(de)變化而(er)產生(sheng)體(ti)(ti)積變化,帶動(dong)調(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)閥(fa)(fa)(fa)芯產生(sheng)位移,進(jin)而(er)調(diao)節(jie)(jie)(jie)散熱(re)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)水量來(lai)改變散熱(re)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)散熱(re)量。恒(heng)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)閥(fa)(fa)(fa)設定溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)可以人為(wei)調(diao)節(jie)(jie)(jie),恒(heng)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)閥(fa)(fa)(fa)會按(an)設定要(yao)(yao)(yao)求自動(dong)控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)和調(diao)節(jie)(jie)(jie)散熱(re)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)水量,從而(er)來(lai)達到控(kong)(kong)(kong)(kong)(kong)制(zhi)(zhi)室內(nei)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)的(de)(de)(de)(de)(de)目的(de)(de)(de)(de)(de)。溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)閥(fa)(fa)(fa)一(yi)般(ban)是(shi)裝(zhuang)在(zai)散熱(re)器(qi)(qi)(qi)(qi)前,通(tong)(tong)過自動(dong)調(diao)節(jie)(jie)(jie)流(liu)量,實現(xian)(xian)(xian)居(ju)民需(xu)要(yao)(yao)(yao)的(de)(de)(de)(de)(de)室溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)。溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)閥(fa)(fa)(fa)有(you)(you)二(er)通(tong)(tong)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)閥(fa)(fa)(fa)和三(san)通(tong)(tong)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)閥(fa)(fa)(fa)之分。三(san)通(tong)(tong)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)閥(fa)(fa)(fa)主(zhu)要(yao)(yao)(yao)用于帶有(you)(you)跨越管(guan)(guan)的(de)(de)(de)(de)(de)單管(guan)(guan)系(xi)統(tong)(tong)(tong),其(qi)分流(liu)系(xi)數(shu)可以在(zai)0~100%的(de)(de)(de)(de)(de)范圍內(nei)變動(dong),流(liu)量調(diao)節(jie)(jie)(jie)余地大,但價格比(bi)較(jiao)貴,結構(gou)較(jiao)復雜(za)。二(er)通(tong)(tong)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)閥(fa)(fa)(fa)有(you)(you)的(de)(de)(de)(de)(de)用于雙(shuang)管(guan)(guan)系(xi)統(tong)(tong)(tong),有(you)(you)的(de)(de)(de)(de)(de)用于單管(guan)(guan)系(xi)統(tong)(tong)(tong)。用于雙(shuang)管(guan)(guan)系(xi)統(tong)(tong)(tong)的(de)(de)(de)(de)(de)二(er)通(tong)(tong)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)閥(fa)(fa)(fa)阻力較(jiao)大;用于單管(guan)(guan)系(xi)統(tong)(tong)(tong)的(de)(de)(de)(de)(de)阻力較(jiao)小。溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)控(kong)(kong)(kong)(kong)(kong)閥(fa)(fa)(fa)的(de)(de)(de)(de)(de)感(gan)(gan)(gan)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)包(bao)(bao)與閥(fa)(fa)(fa)體(ti)(ti)一(yi)般(ban)組(zu)(zu)裝(zhuang)成(cheng)一(yi)個整體(ti)(ti),感(gan)(gan)(gan)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)包(bao)(bao)本身即是(shi)現(xian)(xian)(xian)場室內(nei)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)。如果需(xu)要(yao)(yao)(yao),可以采用遠程溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi);遠程溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)(qi)置于要(yao)(yao)(yao)求控(kong)(kong)(kong)(kong)(kong)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)(wen)的(de)(de)(de)(de)(de)房(fang)間,閥(fa)(fa)(fa)體(ti)(ti)置于供暖系(xi)統(tong)(tong)(tong)上的(de)(de)(de)(de)(de)某(mou)一(yi)部(bu)位。
有效節能
采暖系統(tong)是依據統(tong)計(ji)的(de)(de)最低室外(wai)溫度(du)下所(suo)需的(de)(de)最大熱負(fu)荷(he)設計(ji)計(ji)算(suan)的(de)(de)。但溫控(kong)閥這(zhe)種設計(ji)溫度(du)僅在嚴寒季(ji)出現幾(ji)天(tian),這(zhe)就意味著在整(zheng)個(ge)采暖季(ji)中(zhong)僅這(zhe)幾(ji)天(tian)采暖系統(tong)在滿負(fu)荷(he)運行(xing)。通(tong)常(chang)來講,保障(zhang)室溫所(suo)需要(yao)的(de)(de)熱負(fu)荷(he)比設計(ji)值小的(de)(de)多,而且,熱負(fu)荷(he)也在不斷的(de)(de)變化。整(zheng)個(ge)供(gong)暖季(ji)每天(tian)的(de)(de)熱負(fu)荷(he)也不同。溫控(kong)閥可以自動地按預定的(de)(de)要(yao)求保持準確的(de)(de)室溫,而不受(shou)氣候條件的(de)(de)影響。在每個(ge)房間(jian)內(nei)安(an)裝(zhuang)一個(ge)溫控(kong)閥,保障(zhang)能(neng)夠充(chong)分利用陽光、照(zhao)明設施(shi)、機械和人體(ti)所(suo)散發的(de)(de)“免費(fei)”熱能(neng),以達到節省能(neng)源的(de)(de)效果。
解(jie)決采暖系統水力平衡問題
溫控閥在高層的(de)(de)雙管(guan)系統中(zhong)是必不可少的(de)(de)一個元件(jian),能解決管(guan)網(wang)的(de)(de)水(shui)利平衡(heng)問題。
電(dian)(dian)動(dong)溫(wen)控(kong)(kong)(kong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)組(zu)(zu)成(cheng):有(you)(you)電(dian)(dian)動(dong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)加(jia)上(shang)溫(wen)度(du)(du)(du)(du)控(kong)(kong)(kong)制(zhi)(zhi)器(qi)(qi)加(jia)上(shang)溫(wen)度(du)(du)(du)(du)傳感器(qi)(qi)組(zu)(zu)合(he)(he)而成(cheng),電(dian)(dian)動(dong)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)按流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)方式(shi)分為合(he)(he)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)和(he)分流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)兩(liang)(liang)(liang)類。合(he)(he)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)有(you)(you)兩(liang)(liang)(liang)個(ge)入(ru)口(kou),合(he)(he)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)后從(cong)一(yi)個(ge)出口(kou)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)出。分流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)有(you)(you)一(yi)個(ge)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)入(ru)口(kou),經分流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)成(cheng)兩(liang)(liang)(liang)股(gu)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)從(cong)兩(liang)(liang)(liang)個(ge)出口(kou)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)出。合(he)(he)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)結(jie)構(gou)(gou)與(yu)(yu)分流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)結(jie)構(gou)(gou)類似。其特點(dian)如下:1、電(dian)(dian)動(dong)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)有(you)(you)兩(liang)(liang)(liang)個(ge)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)和(he)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)(zuo),結(jie)構(gou)(gou)與(yu)(yu)雙座(zuo)(zuo)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)類似。但電(dian)(dian)動(dong)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)中,一(yi)個(ge)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)與(yu)(yu)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)(zuo)間(jian)的(de)(de)(de)(de)(de)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)通(tong)(tong)(tong)(tong)(tong)(tong)面(mian)積增(zeng)加(jia)時,另(ling)一(yi)個(ge)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)與(yu)(yu)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)(zuo)間(jian)的(de)(de)(de)(de)(de)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)通(tong)(tong)(tong)(tong)(tong)(tong)面(mian)積減少。而雙座(zuo)(zuo)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)中,兩(liang)(liang)(liang)個(ge)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)和(he)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)(zuo)間(jian)的(de)(de)(de)(de)(de)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)通(tong)(tong)(tong)(tong)(tong)(tong)面(mian)積是同(tong)(tong)時增(zeng)加(jia)或(huo)減少的(de)(de)(de)(de)(de)。2、電(dian)(dian)動(dong)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)氣(qi)(qi)開和(he)氣(qi)(qi)關(guan)只能通(tong)(tong)(tong)(tong)(tong)(tong)過選(xuan)擇(ze)執行(xing)機構(gou)(gou)的(de)(de)(de)(de)(de)正(zheng)作(zuo)(zuo)(zuo)用(yong)(yong)和(he)反作(zuo)(zuo)(zuo)用(yong)(yong)來實(shi)現。雙座(zuo)(zuo)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)氣(qi)(qi)開和(he)氣(qi)(qi)關(guan)的(de)(de)(de)(de)(de)改變可(ke)(ke)直接(jie)將閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)體(ti)(ti)(ti)或(huo)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)與(yu)(yu)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)(zuo)反裝(zhuang)來實(shi)現。3、電(dian)(dian)動(dong)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)用(yong)(yong)于(yu)需要流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)進(jin)行(xing)配(pei)比的(de)(de)(de)(de)(de)控(kong)(kong)(kong)制(zhi)(zhi)系統時,由(you)于(yu)它代替一(yi)個(ge)氣(qi)(qi)開控(kong)(kong)(kong)制(zhi)(zhi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)和(he)一(yi)個(ge)氣(qi)(qi)關(guan)控(kong)(kong)(kong)制(zhi)(zhi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa),因(yin)此(ci),可(ke)(ke)降(jiang)低(di)(di)成(cheng)本并減少安裝(zhuang)空間(jian)。4、電(dian)(dian)動(dong)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)也用(yong)(yong)于(yu)旁路控(kong)(kong)(kong)制(zhi)(zhi)的(de)(de)(de)(de)(de)場(chang)所,例如,一(yi)路流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)通(tong)(tong)(tong)(tong)(tong)(tong)過換熱(re)(re)(re)器(qi)(qi)換熱(re)(re)(re),另(ling)一(yi)路流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)不(bu)(bu)進(jin)行(xing)換熱(re)(re)(re)。當電(dian)(dian)動(dong)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)在(zai)(zai)換熱(re)(re)(re)器(qi)(qi)前時,采(cai)用(yong)(yong)分流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa);當三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)安裝(zhuang)在(zai)(zai)換熱(re)(re)(re)器(qi)(qi)后時,采(cai)用(yong)(yong)合(he)(he)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)電(dian)(dian)動(dong)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)。由(you)于(yu)安裝(zhuang)在(zai)(zai)換熱(re)(re)(re)器(qi)(qi)前的(de)(de)(de)(de)(de)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)內流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)過的(de)(de)(de)(de)(de)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)有(you)(you)相同(tong)(tong)溫(wen)度(du)(du)(du)(du),因(yin)此(ci),泄(xie)漏量較(jiao)小(xiao);安裝(zhuang)在(zai)(zai)換熱(re)(re)(re)器(qi)(qi)后的(de)(de)(de)(de)(de)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)內流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)過的(de)(de)(de)(de)(de)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)有(you)(you)不(bu)(bu)同(tong)(tong)的(de)(de)(de)(de)(de)溫(wen)度(du)(du)(du)(du),對閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)和(he)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)(zuo)的(de)(de)(de)(de)(de)膨(peng)脹程度(du)(du)(du)(du)不(bu)(bu)同(tong)(tong),因(yin)此(ci),泄(xie)漏量較(jiao)大。通(tong)(tong)(tong)(tong)(tong)(tong)常,兩(liang)(liang)(liang)股(gu)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)溫(wen)度(du)(du)(du)(du)差不(bu)(bu)宜超過150℃。采(cai)用(yong)(yong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)籠結(jie)構(gou)(gou)的(de)(de)(de)(de)(de)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa),帶(dai)平衡(heng)(heng)孔,采(cai)用(yong)(yong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)籠導向。因(yin)此(ci),可(ke)(ke)大大降(jiang)低(di)(di)不(bu)(bu)平衡(heng)(heng)力。早期(qi)的(de)(de)(de)(de)(de)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)采(cai)用(yong)(yong)圓筒薄壁窗口(kou),用(yong)(yong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)側(ce)面(mian)導向,雖然可(ke)(ke)減小(xiao)不(bu)(bu)平衡(heng)(heng)力,但在(zai)(zai)一(yi)股(gu)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)接(jie)近關(guan)閉(流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)關(guan)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)向)時,仍有(you)(you)較(jiao)大的(de)(de)(de)(de)(de)不(bu)(bu)平衡(heng)(heng)力,而且(qie),隨(sui)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門開度(du)(du)(du)(du)的(de)(de)(de)(de)(de)變化,不(bu)(bu)平衡(heng)(heng)力變化,采(cai)用(yong)(yong)帶(dai)平衡(heng)(heng)孔的(de)(de)(de)(de)(de)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)籠結(jie)構(gou)(gou),可(ke)(ke)使不(bu)(bu)平衡(heng)(heng)力消除,并有(you)(you)阻尼作(zuo)(zuo)(zuo)用(yong)(yong),有(you)(you)利于(yu)控(kong)(kong)(kong)制(zhi)(zhi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)穩定運行(xing)。由(you)于(yu)電(dian)(dian)動(dong)三(san)通(tong)(tong)(tong)(tong)(tong)(tong)調(diao)(diao)(diao)節(jie)(jie)(jie)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)泄(xie)漏量較(jiao)大,在(zai)(zai)需要泄(xie)漏量小(xiao)的(de)(de)(de)(de)(de)應用(yong)(yong)場(chang)合(he)(he),可(ke)(ke)采(cai)用(yong)(yong)兩(liang)(liang)(liang)個(ge)控(kong)(kong)(kong)制(zhi)(zhi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(和(he)二通(tong)(tong)(tong)(tong)(tong)(tong)接(jie)管)進(jin)行(xing)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)分流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu),或(huo)合(he)(he)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu),或(huo)進(jin)行(xing)流(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)配(pei)比控(kong)(kong)(kong)制(zhi)(zhi)。 |