八管手搖滑(hua)動變阻器滑(hua)線變阻器

八管手搖滑(hua)動(dong)變阻器(qi)滑(hua)線變阻器(qi)

八管(guan)手搖滑動(dong)變(bian)阻器滑線變(bian)阻器適用(yong)于(yu)交流(liu)(liu)50HZ，380V以下(xia)，直流(liu)(liu)440V以下(xia)的(de)電(dian)(dian)(dian)(dian)路中(zhong)(zhong)，在電(dian)(dian)(dian)(dian)氣(qi)機械(xie)設計階段中(zhong)(zhong)作變(bian)更電(dian)(dian)(dian)(dian)流(liu)(liu)，電(dian)(dian)(dian)(dian)壓和作為代(dai)替未定(ding)電(dian)(dian)(dian)(dian)阻值的(de)可變(bian)電(dian)(dian)(dian)(dian)阻器應(ying)用(yong)。在實驗室中(zhong)(zhong)作研(yan)究試驗或教學演示(shi)用(yong)的(de)電(dian)(dian)(dian)(dian)流(liu)(liu)、電(dian)(dian)(dian)(dian)壓調節器，以及(ji)作為發電(dian)(dian)(dian)(dian)設備(bei)和直流(liu)(liu)電(dian)(dian)(dian)(dian)動(dong)機的(de)勵(li)磁、調速電(dian)(dian)(dian)(dian)阻等之用(yong)。

“音響上(shang)調(diao)節(jie)音量(liang)(liang)大(da)小(xiao)的(de)(de)(de)(de)(de)(de)(de)旋(xuan)(xuan)(xuan)鈕(niu);臺(tai)燈(deng)上(shang)調(diao)節(jie)燈(deng)光(guang)亮(liang)度的(de)(de)(de)(de)(de)(de)(de)旋(xuan)(xuan)(xuan)鈕(niu);電(dian)腦上(shang)調(diao)節(jie)顯示器(qi)(qi)亮(liang)暗的(de)(de)(de)(de)(de)(de)(de)旋(xuan)(xuan)(xuan)鈕(niu);調(diao)節(jie)電(dian)燙斗的(de)(de)(de)(de)(de)(de)(de)溫度的(de)(de)(de)(de)(de)(de)(de)旋(xuan)(xuan)(xuan)鈕(niu),另(ling)(ling)外(wai),汽車(che)上(shang)的(de)(de)(de)(de)(de)(de)(de)油量(liang)(liang)表,過(guo)磅稱的(de)(de)(de)(de)(de)(de)(de)稱重儀等都利用(yong)了滑動變(bian)(bian)(bian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)。 滑動變(bian)(bian)(bian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)在電(dian)路中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)作用(yong) (1)保護(hu)電(dian)路,即連(lian)(lian)接(jie)(jie)(jie)(jie)好電(dian)路,開關(guan)閉合前,應(ying)調(diao)節(jie)滑動變(bian)(bian)(bian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)滑片P,使滑動變(bian)(bian)(bian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)接(jie)(jie)(jie)(jie)入(ru)電(dian)路部分(fen)的(de)(de)(de)(de)(de)(de)(de)電(dian)阻(zu)(zu)(zu)(zu)(zu)大(da)。 (2)通過(guo)改變(bian)(bian)(bian)接(jie)(jie)(jie)(jie)入(ru)電(dian)路部分(fen)的(de)(de)(de)(de)(de)(de)(de)電(dian)阻(zu)(zu)(zu)(zu)(zu)來改變(bian)(bian)(bian)電(dian)路中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)電(dian)流(liu)(liu),從而改變(bian)(bian)(bian)與之串聯的(de)(de)(de)(de)(de)(de)(de)導體(ti)(用(yong)電(dian)器(qi)(qi))兩端(duan)的(de)(de)(de)(de)(de)(de)(de)電(dian)壓(ya)。在連(lian)(lian)接(jie)(jie)(jie)(jie)滑動變(bian)(bian)(bian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)時,要(yao)求(qiu):一(yi)上(shang)一(yi)下,各用(yong)一(yi)個接(jie)(jie)(jie)(jie)線柱(zhu);實際連(lian)(lian)接(jie)(jie)(jie)(jie)應(ying)根據要(yao)求(qiu)選擇下面的(de)(de)(de)(de)(de)(de)(de)接(jie)(jie)(jie)(jie)線柱(zhu)。 另(ling)(ling)外(wai),日常生活中(zhong)(zhong)我(wo)們經常用(yong)到旋(xuan)(xuan)(xuan)鈕(niu)型變(bian)(bian)(bian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi),能夠調(diao)整(zheng)音量(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)電(dian)位器(qi)(qi),調(diao)節(jie)臺(tai)燈(deng)亮(liang)度的(de)(de)(de)(de)(de)(de)(de)旋(xuan)(xuan)(xuan)鈕(niu)等等,它們的(de)(de)(de)(de)(de)(de)(de)工作原(yuan)理都是與滑動變(bian)(bian)(bian)阻(zu)(zu)(zu)(zu)(zu)器(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)工作原(yuan)理類似。 歐(ou)姆定律(lv) 一(yi)段(duan)導體(ti)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)電(dian)流(liu)(liu),跟加在這段(duan)導體(ti)兩端(duan)的(de)(de)(de)(de)(de)(de)(de)電(dian)壓(ya)成正(zheng)比,跟這段(duan)導體(ti)的(de)(de)(de)(de)(de)(de)(de)電(dian)阻(zu)(zu)(zu)(zu)(zu)成反比。 歐(ou)姆定律(lv)的(de)(de)(de)(de)(de)(de)(de)公(gong)式:I=U/R(I:電(dian)流(liu)(liu) 單位:A;..."

八管(guan)手搖(yao)滑動(dong)變(bian)(bian)阻(zu)器滑線變(bian)(bian)阻(zu)器

八管手搖滑動(dong)變阻器(qi)(qi)滑線變阻器(qi)(qi)

八管手搖(yao)滑(hua)動(dong)變阻器滑(hua)線變阻器適用于交流(liu)(liu)(liu)50HZ，380V以下，直流(liu)(liu)(liu)440V以下的電(dian)(dian)(dian)(dian)路中，在(zai)電(dian)(dian)(dian)(dian)氣機械(xie)設計(ji)階(jie)段中作(zuo)(zuo)變更(geng)電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)，電(dian)(dian)(dian)(dian)壓和(he)(he)作(zuo)(zuo)為(wei)代替(ti)未定電(dian)(dian)(dian)(dian)阻值的可變電(dian)(dian)(dian)(dian)阻器應(ying)用。在(zai)實(shi)驗室(shi)中作(zuo)(zuo)研究試驗或教學演示(shi)用的電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)、電(dian)(dian)(dian)(dian)壓調(diao)節器，以及作(zuo)(zuo)為(wei)發電(dian)(dian)(dian)(dian)設備和(he)(he)直流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)動(dong)機的勵磁(ci)、調(diao)速(su)電(dian)(dian)(dian)(dian)阻等之用。

“音(yin)響上(shang)(shang)調節(jie)(jie)音(yin)量(liang)大(da)小的(de)(de)(de)(de)(de)(de)旋(xuan)鈕(niu)(niu)(niu)(niu);臺(tai)燈上(shang)(shang)調節(jie)(jie)燈光亮度的(de)(de)(de)(de)(de)(de)旋(xuan)鈕(niu)(niu)(niu)(niu);電(dian)(dian)(dian)(dian)(dian)腦上(shang)(shang)調節(jie)(jie)顯(xian)示器(qi)亮暗的(de)(de)(de)(de)(de)(de)旋(xuan)鈕(niu)(niu)(niu)(niu);調節(jie)(jie)電(dian)(dian)(dian)(dian)(dian)燙斗(dou)的(de)(de)(de)(de)(de)(de)溫度的(de)(de)(de)(de)(de)(de)旋(xuan)鈕(niu)(niu)(niu)(niu),另外(wai),汽車上(shang)(shang)的(de)(de)(de)(de)(de)(de)油量(liang)表,過(guo)磅稱的(de)(de)(de)(de)(de)(de)稱重(zhong)儀等(deng)都利用(yong)(yong)(yong)了(le)滑動(dong)變(bian)(bian)阻(zu)器(qi)。 滑動(dong)變(bian)(bian)阻(zu)器(qi)在電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)中(zhong)的(de)(de)(de)(de)(de)(de)作用(yong)(yong)(yong) (1)保護電(dian)(dian)(dian)(dian)(dian)路(lu)(lu),即(ji)連接好電(dian)(dian)(dian)(dian)(dian)路(lu)(lu),開關閉合前,應調節(jie)(jie)滑動(dong)變(bian)(bian)阻(zu)器(qi)的(de)(de)(de)(de)(de)(de)滑片P,使滑動(dong)變(bian)(bian)阻(zu)器(qi)接入電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)部分的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)阻(zu)大(da)。 (2)通過(guo)改變(bian)(bian)接入電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)部分的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)阻(zu)來改變(bian)(bian)電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)中(zhong)的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)流(liu),從而改變(bian)(bian)與之串聯的(de)(de)(de)(de)(de)(de)導體(ti)(用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)(dian)器(qi))兩端的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)壓。在連接滑動(dong)變(bian)(bian)阻(zu)器(qi)時,要(yao)求:一上(shang)(shang)一下,各用(yong)(yong)(yong)一個接線柱;實(shi)際連接應根(gen)據要(yao)求選(xuan)擇下面的(de)(de)(de)(de)(de)(de)接線柱。 另外(wai),日常(chang)生活(huo)中(zhong)我們(men)經常(chang)用(yong)(yong)(yong)到旋(xuan)鈕(niu)(niu)(niu)(niu)型(xing)變(bian)(bian)阻(zu)器(qi),能夠(gou)調整音(yin)量(liang)的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)位器(qi),調節(jie)(jie)臺(tai)燈亮度的(de)(de)(de)(de)(de)(de)旋(xuan)鈕(niu)(niu)(niu)(niu)等(deng)等(deng),它們(men)的(de)(de)(de)(de)(de)(de)工(gong)作原理都是與滑動(dong)變(bian)(bian)阻(zu)器(qi)的(de)(de)(de)(de)(de)(de)工(gong)作原理類(lei)似。 歐(ou)姆(mu)(mu)定律 一段導體(ti)中(zhong)的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)流(liu),跟加(jia)在這(zhe)段導體(ti)兩端的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)壓成(cheng)正比(bi),跟這(zhe)段導體(ti)的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)阻(zu)成(cheng)反比(bi)。 歐(ou)姆(mu)(mu)定律的(de)(de)(de)(de)(de)(de)公式:I=U/R(I:電(dian)(dian)(dian)(dian)(dian)流(liu) 單位:A;..."

BX8八管手(shou)搖式滑線變阻器規格表