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賀(he)德克(ke)HYDAC溫控(kong)器(qi)的種(zhong)類特(te)點(dian)是通(tong)過溫度(du)保(bao)護器將(jiang)溫度(du)傳到溫度(du)控(kong)制器,溫度(du)控(kong)制器發出開(kai)關命(ming)令,從而控(kong)制設(she)備的運行以達到(dao)理想的溫度(du)及(ji)節(jie)能效(xiao)果(guo),其(qi)應(ying)用(yong)範(fan)圍(wei)非常廣(guang)泛,根(gen)據(ju)不(bu)同(tong)種(zhong)類的溫控(kong)器(qi)應(ying)用(yong)在(zai)家(jia)電、電(dian)機(ji)、制冷或制熱等眾多產(chan)品中。
賀(he)德克(ke)HYDAC溫控(kong)器(qi)的種(zhong)類特(te)點(dian)
HYDAC溫控(kong)器(qi),根(gen)據(ju)工(gong)作環(huan)境的溫度(du)變(bian)化(hua),在(zai)開(kai)關內部(bu)發生(sheng)物(wu)理形(xing)變(bian),從而產(chan)生(sheng)某(mou)些特殊效(xiao)應(ying),產(chan)生(sheng)導(dao)通(tong)或者(zhe)斷(duan)開(kai)動作(zuo)的壹系列(lie)自(zi)動控(kong)制元件(jian),也叫(jiao)溫控(kong)開(kai)關、溫度(du)保(bao)護器、溫度(du)控(kong)制器,簡稱溫控(kong)器(qi)。或是(shi)通(tong)過溫度(du)保(bao)護器將(jiang)溫度(du)傳到溫度(du)控(kong)制器,溫度(du)控(kong)制器發出開(kai)關命(ming)令,從而控(kong)制設(she)備的運行以達到(dao)理想的溫度(du)及(ji)節(jie)能效(xiao)果(guo),其(qi)應(ying)用(yong)範(fan)圍(wei)非常廣(guang)泛,根(gen)據(ju)不(bu)同(tong)種(zhong)類的溫控(kong)器(qi)應(ying)用(yong)在(zai)家(jia)電、電(dian)機(ji)、制冷或制熱等眾多產(chan)品中。
HYDAC溫控(kong)器(qi)工作(zuo)原理是通(tong)過溫度(du)傳感器對(dui)環(huan)境溫度(du)自(zi)動進(jin)行采樣(yang)、即時(shi)監(jian)控(kong),當環(huan)境溫度(du)高於控制設(she)定值時控(kong)制電路(lu)啟動,可(ke)以設(she)置(zhi)控(kong)制回差(cha)。如(ru)溫度(du)還(hai)在(zai)升,當升到(dao)設(she)定的超限報(bao)警(jing)溫度(du)點(dian)時,啟動超(chao)限報(bao)警(jing)功能(neng)。當被控制的溫度(du)不(bu)能得到有(you)效的控制時,為了防止設(she)備的毀壞還(hai)可(ke)以通(tong)過跳閘(zha)的功能(neng)來(lai)停止設(she)備繼(ji)續運行。主要(yao)應(ying)用(yong)於電力(li)部門(men)使用(yong)的各種(zhong)高低(di)壓(ya)開(kai)關櫃、幹式(shi)變壓(ya)器(qi)、箱(xiang)式(shi)變(bian)電站及其(qi)他(ta)相關的溫度(du)使(shi)用(yong)領(ling)域(yu)。
控(kong)制方法:
控制方法壹般(ban)分為兩(liang)種(zhong);壹種(zhong)是由(you)被冷卻(que)對象(xiang)的溫度(du)變(bian)化(hua)來(lai)進(jin)行控制,多采(cai)用蒸氣壓(ya)力(li)式溫度(du)控(kong)制器,另壹種(zhong)由(you)被冷卻(que)對象(xiang)的溫差(cha)變(bian)化來(lai)進行控制,多采(cai)用電子(zi)式(shi)溫度(du)控(kong)制器。
其(qi)采(cai)用(yong)的模糊(hu)控(kong)制技術如PID控(kong)制,P(Proportional)比例+I(Integral)積(ji)分+D(Differential)微分控(kong)制。
壹、突跳式(shi)溫控(kong)器(qi)
雙金(jin)屬(shu)片突(tu)跳(tiao)式溫控(kong)器(qi)是壹(yi)種(zhong)將(jiang)定(ding)溫後(hou)的雙金(jin)屬(shu)片作(zuo)為熱敏感反應(ying)組(zu)件(jian),當產品主件(jian)溫度(du)升高時(shi)所(suo)產生(sheng)的熱量(liang)傳遞到(dao)雙金(jin)屬(shu)圓(yuan)片上,達到動作(zuo)溫度(du)設(she)定時迅速(su)動作(zuo),通(tong)過機構(gou)作用(yong)是(shi)觸點(dian)斷(duan)開(kai)或閉(bi)合;當溫度(du)下(xia)降到(dao)復(fu)位溫度(du)設(she)定時,雙金(jin)屬(shu)片迅速(su)回復(fu)原(yuan)狀(zhuang),使觸點(dian)閉合或斷(duan)開(kai),達到(dao)接通(tong)或斷(duan)開(kai)電路(lu)的目的,從而控(kong)制電路(lu)。
各種(zhong)突跳(tiao)式溫控(kong)器(qi)的型號(hao)統稱KSD,常見(jian)的如KSD301,KSD302等,該(gai)溫控(kong)器(qi)是雙金(jin)屬(shu)片溫控(kong)器(qi)的新(xin)型產品(pin),主要(yao)作(zuo)為各種(zhong)電熱(re)產品(pin)具過熱保護時,通(tong)常與(yu)熱熔斷(duan)器(qi)串接(jie)使(shi)用,突跳式(shi)溫控(kong)器(qi)作為壹級保護。熱熔斷(duan)器(qi)則(ze)在(zai)突(tu)跳式溫控(kong)器(qi)失婁或失(shi)效(xiao)導致(zhi)電熱元件(jian)超(chao)溫時(shi),作(zuo)為二級保護自,有(you)效地(di)防(fang)止燒(shao)壞電熱元件(jian)以及由(you)此(ci)而引(yin)起的火(huo)災(zai)事故(gu)。
二(er)、液漲(zhang)式溫控(kong)器(qi)
是當被控制對象的溫度(du)發生(sheng)變(bian)化時使溫控(kong)器(qi)感溫部(bu)內的物質(zhi)(壹般(ban)是液體(ti))產(chan)生(sheng)相(xiang)應(ying)的熱脹(zhang)冷(leng)縮的物理現象(xiang)(體(ti)積(ji)變化(hua)),與感溫部(bu)連通(tong)壹(yi)起的膜盒產生(sheng)膨(peng)脹(zhang)或收縮。以杠桿(gan)原理,帶動開(kai)關通(tong)斷(duan)動作(zuo),達到恒溫目(mu)的液脹(zhang)式(shi)溫控(kong)器(qi)具有(you)控溫準(zhun)確,穩(wen)定(ding)可(ke)靠,開(kai)停溫差(cha)小(xiao),控制溫控(kong)調(tiao)節(jie)範圍(wei)大,過載(zai)電(dian)流大等性(xing)能特(te)點(dian)。液漲(zhang)式溫控(kong)器(qi)主要(yao)用(yong)於家(jia)電行(xing)業(ye),電(dian)熱設(she)備,制冷行業等溫度(du)控(kong)制場合用(yong)。
三、壓(ya)力(li)式溫控(kong)器(qi)
該溫控(kong)器(qi)通(tong)過密閉的內充感溫工(gong)質(zhi)的溫包和毛細(xi)管,把(ba)被控溫度(du)的變化轉(zhuan)變(bian)為空(kong)間(jian)壓(ya)力(li)或容(rong)積(ji)的變化,達(da)到(dao)溫度(du)設(she)定值時,通(tong)過彈性(xing)元件(jian)和快速(su)瞬動機(ji)構(gou),自動關閉觸頭(tou),以達到(dao)自動控(kong)制溫度(du)的目的。它由(you)感溫部(bu)、溫度(du)設(she)定主體(ti)部(bu)、執(zhi)行開(kai)閉的微動開(kai)關或自(zi)動風門(men)等三部分(fen)組成(cheng)。壓(ya)力(li)式溫控(kong)器(qi)適(shi)用(yong)於制冷器具(如(ru)電(dian)冰(bing)箱(xiang)冰(bing)櫃等)和制熱器等場(chang)合。
四(si)、電(dian)子(zi)式(shi)溫控(kong)器(qi)
電子(zi)式(shi)溫度(du)控(kong)制器(電阻(zu)式(shi))是采用電(dian)阻(zu)感溫的方法來(lai)測(ce)量(liang)的,壹般(ban)采用(yong)白(bai)金(jin)絲、銅(tong)絲(si)、鎢(wu)絲(si)以及熱(re)敏電阻(zu)等作(zuo)為測溫電(dian)阻(zu),這(zhe)些電(dian)阻(zu)各(ge)有其(qi)優(you)確點(dian)。壹般(ban)家(jia)用空(kong)調(tiao)大都使用(yong)熱(re)敏(min)電(dian)阻(zu)式(shi)。電子(zi)式(shi)溫度(du)控(kong)制器具有穩(wen)定(ding),體(ti)積(ji)小的優(you)點(dian),在越來越多的領域(yu)中(zhong)得到使(shi)用。
五(wu)、數(shu)字(zi)式(shi)溫控(kong)器(qi)
數字(zi)電(dian)子(zi)式(shi)溫度(du)控(kong)制器是壹種(zhong)精確的溫度(du)檢(jian)測(ce)控(kong)制器,可(ke)以對溫度(du)進(jin)行(xing)數(shu)字(zi)量(liang)化(hua)控(kong)制。溫控(kong)器(qi)壹般(ban)采用(yong)NTC熱敏(min)傳感器或者(zhe)熱(re)電偶(ou)作為溫度(du)檢(jian)測(ce)元件(jian),它(ta)的原理是(shi):將(jiang)NTC熱(re)敏傳感器或者(zhe)熱(re)電偶(ou)設(she)計(ji)到相(xiang)應(ying)電(dian)路(lu)中,NTC熱(re)敏(min)傳感器或者(zhe)熱(re)電偶(ou)隨溫度(du)變(bian)化(hua)而改(gai)變,就(jiu)會(hui)產(chan)生(sheng)相(xiang)應(ying)的電壓(ya)電(dian)流改(gai)變,再通(tong)過微控制器對改(gai)變的電壓(ya)電(dian)流進行(xing)檢(jian)測、量(liang)化(hua)顯(xian)示出來,並(bing)做相(xiang)應(ying)的控制。數字(zi)溫度(du)控(kong)制器具有精確度(du)高、靈(ling)敏(min)度(du)好(hao)、直(zhi)觀、操(cao)作方便(bian)等特(te)點(dian)。 賀德克(ke)HYDAC溫控(kong)器(qi)的種(zhong)類特(te)點(dian)
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