電熱水器如何分類 電熱水器知識
普通速熱式電熱水器與(yu)雙(shuang)(shuang)模(mo)電(dian)熱(re)水(shui)器(qi)(qi)雖(sui)然體(ti)積(ji)差(cha)不多,但(dan)內部結(jie)構(gou)卻大(da)相徑(jing)庭,速(su)熱(re)式電(dian)熱(re)水(shui)器(qi)(qi)與(yu)儲(chu)水(shui)式電(dian)熱(re)水(shui)器(qi)(qi)比(bi)僅(jin)僅(jin)是體(ti)積(ji)較(jiao)小,功率更大(da),所以(yi)在加熱(re)速(su)度上確(que)實(shi)比(bi)儲(chu)水(shui)式電(dian)熱(re)水(shui)器(qi)(qi)更快,但(dan)它在春季(ji)、秋(qiu)(qiu)季(ji)都(dou)不能達到即熱(re),還要預熱(re),即需要等待,而雙(shuang)(shuang)模(mo)電(dian)熱(re)水(shui)器(qi)(qi)在春、夏、秋(qiu)(qiu)三個季(ji)節(jie)可用即熱(re)模(mo)式,即開即熱(re)。

儲水式電熱水器
儲水(shui)(shui)(shui)(shui)(shui)式(shi)(shi)(shi)電(dian)(dian)熱(re)(re)水(shui)(shui)(shui)(shui)(shui)器(qi)(qi)(qi)又分為(wei)敞開(kai)式(shi)(shi)(shi)和封閉式(shi)(shi)(shi)兩類(lei)。早期的(de)(de)儲水(shui)(shui)(shui)(shui)(shui)式(shi)(shi)(shi)電(dian)(dian)熱(re)(re)水(shui)(shui)(shui)(shui)(shui)器(qi)(qi)(qi)多為(wei)敞開(kai)式(shi)(shi)(shi)或開(kai)口式(shi)(shi)(shi)的(de)(de),其結構簡(jian)單(dan),體積不(bu)(bu)大,靠吊在高(gao)處(chu)的(de)(de)壓力噴淋(lin),水(shui)(shui)(shui)(shui)(shui)流量較小(xiao),但價格較低,適(shi)合(he)于(yu)人口少,家境不(bu)(bu)很富裕,僅做(zuo)洗(xi)浴(yu)(yu)(yu)使(shi)用(yong)的(de)(de)家庭(ting)購(gou)買。敞開(kai)式(shi)(shi)(shi)電(dian)(dian)熱(re)(re)水(shui)(shui)(shui)(shui)(shui)器(qi)(qi)(qi)由(you)于(yu)沒有對內(nei)(nei)膽設計承壓性能,故不(bu)(bu)能向其他管路多處(chu)供(gong)水(shui)(shui)(shui)(shui)(shui),功能有限。封閉式(shi)(shi)(shi)電(dian)(dian)熱(re)(re)水(shui)(shui)(shui)(shui)(shui)器(qi)(qi)(qi)的(de)(de)內(nei)(nei)膽是(shi)密封的(de)(de),水(shui)(shui)(shui)(shui)(shui)箱內(nei)(nei)水(shui)(shui)(shui)(shui)(shui)壓很大,其內(nei)(nei)膽可(ke)耐壓,故可(ke)多路供(gong)水(shui)(shui)(shui)(shui)(shui),既可(ke)用(yong)于(yu)淋(lin)浴(yu)(yu)(yu),也(ye)可(ke)用(yong)于(yu)盆(pen)浴(yu)(yu)(yu),還可(ke)用(yong)于(yu)洗(xi)衣(yi)、洗(xi)菜(cai),價格相對較貴,一般(ban)在千元(yuan)左右(you)。儲水(shui)(shui)(shui)(shui)(shui)式(shi)(shi)(shi)電(dian)(dian)熱(re)(re)水(shui)(shui)(shui)(shui)(shui)器(qi)(qi)(qi)可(ke)自動(dong)恒溫保溫,停(ting)電(dian)(dian)時可(ke)照樣供(gong)應熱(re)(re)水(shui)(shui)(shui)(shui)(shui)。國內(nei)(nei)市場上(shang)的(de)(de)電(dian)(dian)熱(re)(re)水(shui)(shui)(shui)(shui)(shui)器(qi)(qi)(qi)主要是(shi)封閉儲水(shui)(shui)(shui)(shui)(shui)式(shi)(shi)(shi)電(dian)(dian)熱(re)(re)水(shui)(shui)(shui)(shui)(shui)器(qi)(qi)(qi),它不(bu)(bu)必分室(shi)安裝,不(bu)(bu)產生有害氣體,干凈衛生,且可(ke)方便地調溫。封閉儲水(shui)(shui)(shui)(shui)(shui)式(shi)(shi)(shi)電(dian)(dian)熱(re)(re)水(shui)(shui)(shui)(shui)(shui)器(qi)(qi)(qi)的(de)(de)工(gong)作原理(li)非(fei)常簡(jian)單(dan)。

立式安裝型電熱水器
使用(yong)一(yi)(yi)根(gen)電加(jia)熱(re)(re)(re)(re)管,通電之后給(gei)水(shui)提供熱(re)(re)(re)(re)量(liang)。內(nei)(nei)膽(dan)儲存熱(re)(re)(re)(re)水(shui)并承載(zai)壓(ya)力0.6MPa(約6kg/cm2),外殼(ke)保(bao)溫。產品間的區別首先體現在加(jia)熱(re)(re)(re)(re)管上(shang),有浸沒(mei)型的,即直(zhi)接與(yu)(yu)要加(jia)熱(re)(re)(re)(re)的水(shui)接觸,也有隔離型的。加(jia)熱(re)(re)(re)(re)管有1.2、1.5及2.5KW等功(gong)率可供選擇。加(jia)熱(re)(re)(re)(re)管由一(yi)(yi)個溫控(kong)器來控(kong)制(zhi),能設定(ding)所需溫度并保(bao)持內(nei)(nei)膽(dan)中的水(shui)溫恒定(ding),且(qie)在40℃~75℃范(fan)圍內(nei)(nei)可調。定(ding)時產品系列的時間控(kong)制(zhi)系統能帶來最(zui)大限度的能源節(jie)省(sheng),再配(pei)以分時電表(biao),可節(jie)省(sheng)大量(liang)電費。有的產品還(huan)具(ju)備大屏(ping)(ping)幕液晶顯示屏(ping)(ping)、單鍵飛(fei)梭的操作界面和(he)實(shi)時故障監測功(gong)能。電熱(re)(re)(re)(re)水(shui)器必須安裝壓(ya)力安全閥(fa),以確保(bao)超壓(ya)泄壓(ya)。為了盡可能減(jian)少熱(re)(re)(re)(re)量(liang)散失,在殼(ke)與(yu)(yu)內(nei)(nei)膽(dan)之間還(huan)采用(yong)了聚氨酯或高密度泡沫塑料的加(jia)厚保(bao)溫層(ceng)。
根據(ju)安裝方(fang)式的(de)(de)不同,電熱水器(qi)可分為橫式壁掛(gua)(gua)、立式壁掛(gua)(gua)、槽(cao)下(xia)(xia)式(臺(tai)下(xia)(xia)式)、普(pu)通落地式和集成落地安裝。落地式的(de)(de)容(rong)量較大,通常(chang)供集體或工業使用(yong);壁掛(gua)(gua)小容(rong)量的(de)(de)還(huan)有槽(cao)下(xia)(xia)式(臺(tai)下(xia)(xia)式)品種,它們(men)的(de)(de)進出(chu)水管接頭位(wei)于上端(duan)而不是下(xia)(xia)端(duan),所以應當(dang)在靠近地面的(de)(de)位(wei)置掛(gua)(gua)墻安裝。
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