-
摘(zhai) 要(yao) :現在很多領域(yu)對(dui)各(ge)(ge)種工(gong)(gong)具(ju)的(de)(de)使用(yong)(yong)(yong)要(yao)求(qiu)非常高,而且為了保(bao)證工(gong)(gong)具(ju)的(de)(de)使用(yong)(yong)(yong)都(dou)可以(yi)順利(li),所以(yi)都(dou)需要(yao)在適(shi)合的(de)(de)使用(yong)(yong)(yong)范(fan)圍內(nei)進行(xing)使用(yong)(yong)(yong),這(zhe)也是為什么,各(ge)(ge)種工(gong)(gong)具(ju)在使用(yong)(yong)(yong)之前,都(dou)要(yao)先(xian)進行(xing)了解作(zuo)(zuo)用(yong)(yong)(yong)的(de)(de)原因了,黃銅閘閥(fa)使用(yong)(yong)(yong)的(de)(de)頻(pin)率非常高,那么這(zhe)款工(gong)(gong)具(ju)使用(yong)(yong)(yong)后(hou)的(de)(de)作(zuo)(zuo)用(yong)(yong)(yong)是什么呢? 1、使用(yong)(yong)(yong)后(hou)的(de)(de)作(zuo)(zuo)用(yong)(yong)(yong) 對(dui)于(yu)很多人來說(shuo)各(ge)(ge)種
2022-01-20 -
摘 要(yao) :封閉(bi)(bi)式母(mu)(mu)線(xian)(xian)槽是目前工業(ye)、建筑等(deng)行業(ye)廣(guang)泛使用(yong)的(de)(de)電(dian)(dian)(dian)(dian)氣產品。它們攜帶相對較大(da)的(de)(de)電(dian)(dian)(dian)(dian)流。因此,供配電(dian)(dian)(dian)(dian)系統只要(yao)有很小的(de)(de)電(dian)(dian)(dian)(dian)阻變化(hua),就會產生大(da)量的(de)(de)熱量。如何(he)減少閉(bi)(bi)合(he)型母(mu)(mu)線(xian)(xian)的(de)(de)電(dian)(dian)(dian)(dian)阻值將(jiang)是產品安裝(zhuang)過程中的(de)(de)一(yi)個關鍵問題(ti)。在(zai)正常情況下,封閉(bi)(bi)母(mu)(mu)線(xian)(xian)的(de)(de)導電(dian)(dian)(dian)(dian)銅排的(de)(de)電(dian)(dian)(dian)(dian)阻很小。例如1000A的(de)(de)密實絕緣母(mu)(mu)線(xian)(xian)為34.5×
2022-01-15 -
摘(zhai) 要(yao)(yao) :一、 電(dian)纜橋(qiao)架(jia)(jia)的(de)高度(du)(du)要(yao)(yao)求參考(kao): 1、電(dian)纜橋(qiao)架(jia)(jia)垂直鋪(pu)設(she)(she)時距地(di)(di)高度(du)(du)不應(ying)低于(yu)1.8m,水平鋪(pu)設(she)(she)時的(de)離地(di)(di)高度(du)(du)不應(ying)低于(yu)2.5m。 2、當無法(fa)到(dao)達(da)以上(shang)標準時,應(ying)加金屬蓋板防(fang)護。 3、除鋪(pu)設(she)(she)在(zai)電(dian)氣專用(yong)屋(wu)子內和外。 4、電(dian)纜橋(qiao)架(jia)(jia)水平鋪(pu)設(she)(she)時的(de)離地(di)(di)高度(du)(du)低于(yu)2.5m,到(dao)達(da)2.2
2022-01-07 -
摘 要 :配電(dian)箱是(shi)按電(dian)氣(qi)接線要求將開關設備(bei)(bei)、測(ce)量儀表(biao)、保(bao)護電(dian)器和輔助設備(bei)(bei)組(zu)裝在封(feng)閉(bi)或(huo)(huo)半封(feng)閉(bi)金(jin)屬柜中(zhong)或(huo)(huo)屏幅上,構成低壓配電(dian)箱。配電(dian)箱的用途:合理的分配電(dian)能,方(fang)便對電(dian)路(lu)的開合操作(zuo)。有(you)較高的安全防護等(deng)級,能直觀的顯示電(dian)路(lu)的導通狀態。配電(dian)箱是(shi)電(dian)路(lu)開關的主要電(dian)氣(qi)設備(bei)(bei),是(shi)保(bao)護電(dian)源,保(bao)證(zheng)人們平時的用電(dian)安
2021-12-31 -
摘 要 :電源(yuan)電壓過小(xiao): 電源(yuan)電壓過短(duan)會(hui)有(you)可能導致無線模(mo)塊的(de)(de)輸(shu)出(chu)功率會(hui)達不(bu)上最大(da),進而(er)危害無線模(mo)塊的(de)(de)傳送間距。例如,lora6500無線模(mo)塊額定值(zhi)配電工作電壓為12V,假如只給(gei)予了5V電源(yuan)給(gei)無線模(mo)塊配電,那(nei)麼控(kong)制模(mo)塊肯定是沒法一切(qie)正常應用起(qi)來的(de)(de)。以(yi)前就有(you)一個顧客遇到過這樣的(de)(de)事情,客戶選(xuan)購試(shi)
2021-12-31 -
摘(zhai) 要 :環境溫(wen)(wen)(wen)度(du)(du)和電(dian)(dian)(dian)(dian)(dian)容器(qi)(qi)內部溫(wen)(wen)(wen)度(du)(du),是電(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)容器(qi)(qi)運(yun)行(xing)時的(de)重(zhong)要參數。當電(dian)(dian)(dian)(dian)(dian)容器(qi)(qi)溫(wen)(wen)(wen)度(du)(du)過(guo)(guo)高時,會(hui)造成(cheng)一系(xi)列(lie)的(de)問(wen)題,影(ying)響電(dian)(dian)(dian)(dian)(dian)力(li)(li)系(xi)統(tong)的(de)正常運(yun)行(xing)。今(jin)天小易會(hui)詳細介紹電(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)容器(qi)(qi)運(yun)行(xing)過(guo)(guo)高的(de)原因(yin),以及溫(wen)(wen)(wen)度(du)(du)過(guo)(guo)高會(hui)造成(cheng)哪些影(ying)響。 1、電(dian)(dian)(dian)(dian)(dian)容器(qi)(qi)溫(wen)(wen)(wen)度(du)(du)過(guo)(guo)高的(de)原因(yin) 導致電(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)容器(qi)(qi)溫(wen)(wen)(wen)度(du)(du)過(guo)(guo)
2021-12-31 -
摘 要(yao) :汽(qi)(qi)車(che)(che)(che)線束被稱為(wei)汽(qi)(qi)車(che)(che)(che)的(de)(de)(de)血管,通常被認為(wei)是(shi)汽(qi)(qi)車(che)(che)(che)的(de)(de)(de)中(zhong)樞神經系統,它將(jiang)汽(qi)(qi)車(che)(che)(che)計(ji)算(suan)機(ji)與汽(qi)(qi)車(che)(che)(che)上的(de)(de)(de)相關功能連接起來。汽(qi)(qi)車(che)(che)(che)線束在汽(qi)(qi)車(che)(che)(che)中(zhong)的(de)(de)(de)電子技術含(han)量和數量逐(zhu)漸成為(wei)評價汽(qi)(qi)車(che)(che)(che)性能的(de)(de)(de)重要(yao)指(zhi)標。隨著我國(guo)汽(qi)(qi)車(che)(che)(che)工業的(de)(de)(de)不斷增長,汽(qi)(qi)車(che)(che)(che)線束工業也發(fa)展迅速。汽(qi)(qi)車(che)(che)(che)產(chan)量的(de)(de)(de)激增促進了我國(guo)汽(qi)(qi)車(che)(che)(che)線束行業的(de)(de)(de)快速發(fa)展。近年來,中(zhong)國(guo)
2021-12-31 -
摘(zhai) 要 :傳(chuan)(chuan)感(gan)(gan)器的(de)(de)定(ding)義 國家標準 GB7665-87 對(dui)傳(chuan)(chuan)感(gan)(gan)器下的(de)(de)定(ding)義是(shi): “ 能感(gan)(gan)受(shou)(shou)規(gui)定(ding)的(de)(de)被測量(liang)并按(an)(an)照一(yi)(yi)定(ding)的(de)(de)規(gui)律(lv)轉(zhuan)換成(cheng)可用信(xin)號(hao)的(de)(de)器件(jian)或裝置(zhi),通常(chang)由(you)敏(min)感(gan)(gan)元件(jian)和轉(zhuan)換元件(jian)組成(cheng) ” 。傳(chuan)(chuan)感(gan)(gan)器是(shi)一(yi)(yi)種檢測裝置(zhi),能感(gan)(gan)受(shou)(shou)到被測量(liang)的(de)(de)信(xin)息,并能將(jiang)檢測感(gan)(gan)受(shou)(shou)到的(de)(de)信(xin)息,按(an)(an)一(yi)(yi)定(ding)規(gui)律(lv)變換成(cheng)為電信(xin)號(hao)或其
2021-12-31 -
摘 要 :絕(jue)緣紙(zhi)是一種合成的(de)(de)(de)芳香(xiang)族(zu)酰胺聚(ju)合物,具有(you)以(yi)下優(you)良的(de)(de)(de)特(te)性(xing): 1.固(gu)有(you)的(de)(de)(de)介(jie)(jie)電強(qiang)度(du) 經過(guo)壓(ya)光處(chu)理的(de)(de)(de)產品能耐18~40KV/mm的(de)(de)(de)短時(shi)電壓(ya)場(chang)強(qiang),無(wu)需用清漆及樹脂作進一步的(de)(de)(de)處(chu)理;由于具有(you)低(di)的(de)(de)(de)介(jie)(jie)電常(chang)數,因而使得絕(jue)緣和冷卻(que)介(jie)(jie)質間的(de)(de)(de)電場(chang)分(fen)布(bu)更為均勻; 2.機械韌(ren)性(xing) 壓(ya)光后絕(jue)緣紙(zhi);產品強(qiang)度(du)非常(chang)高
2021-12-31 -
摘(zhai) 要 :熱收縮(suo)膜(mo)是一種常(chang)見的(de)包(bao)裝(zhuang)薄(bo)(bo)膜(mo)。在(zai)(zai)包(bao)裝(zhuang)應用中,經常(chang)利(li)用它(ta)受熱收縮(suo),實現貼體(ti)效果或(huo)(huo)者集束包(bao)裹(guo);同(tong)時利(li)用它(ta)保護內(nei)容(rong)物避免污染或(huo)(huo)者破壞(huai)。受熱收縮(suo)的(de)原理都是在(zai)(zai)生產薄(bo)(bo)膜(mo)時,在(zai)(zai)熔點或(huo)(huo)者玻璃化溫度(du)附件對具(ju)有(you)活動性的(de)分(fen)子鏈段進行取向,然后冷卻到結晶點或(huo)(huo)玻璃化溫度(du)以下,快(kuai)速固(gu)化分(fen)子取向;當重新加熱到
2021-12-31