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烽火臺 > 行業資訊 > 電(dian)子/電(dian)氣/電(dian)工
  • 案例

    摘(zhai) 要(yao) :3.企(qi)業(ye)業(ye)績(ji)(參與供應過哪(na)些單位的供應,或者是工(gong)程的承包施工(gong)) 3.1合生天地--上(shang)(shang)海(hai)青浦(pu)區合生新(xin)天地EPS/UPS 3.2某某解放軍部隊UPS不間斷電(dian)源供應 3.3深圳中海(hai)油 3.4 上(shang)(shang)海(hai)紅(hong)十字會新(xin)冠病防疫國際(ji)援助物(wu)資(有創呼(hu)吸(xi)機電(dian)池) 3.5 張北新(xin)能(neng)源基地風力變槳(jiang)儲能(neng)系(xi)統供

    2021-12-11
  • 起動電容作用是什么?

    摘(zhai) 要 :起動機(ji)(ji)的(de)啟動電(dian)(dian)(dian)容是(shi)為了(le)讓單(dan)相電(dian)(dian)(dian)機(ji)(ji)形(xing)成旋轉磁場,讓機(ji)(ji)械能(neng)夠旋轉。原(yuan)因是(shi)單(dan)相電(dian)(dian)(dian)機(ji)(ji)流過的(de)單(dan)相電(dian)(dian)(dian)流不能(neng)產(chan)生旋轉磁場,需要采取電(dian)(dian)(dian)容用來分相,目的(de)是(shi)使兩(liang)(liang)(liang)個(ge)(ge)繞(rao)(rao)(rao)組(zu)中的(de)電(dian)(dian)(dian)流產(chan)生近于90゜的(de)相位差,以產(chan)生旋轉磁場。更多介紹如下: 1、電(dian)(dian)(dian)容感(gan)應式電(dian)(dian)(dian)機(ji)(ji)有兩(liang)(liang)(liang)個(ge)(ge)繞(rao)(rao)(rao)組(zu),即啟動繞(rao)(rao)(rao)組(zu)和運行繞(rao)(rao)(rao)組(zu)。兩(liang)(liang)(liang)個(ge)(ge)繞(rao)(rao)(rao)組(zu)在

    2021-12-11
  • 絕緣套管都由哪些材料做成?

    摘 要(yao) :絕緣(yuan)(yuan)套管的應用場合(he)非常廣(guang)泛,它(ta)屬于絕緣(yuan)(yuan)材料的一種,產品成本相對于整(zheng)(zheng)個機器設(she)備(bei)(bei)很渺小(xiao),但因關乎整(zheng)(zheng)個設(she)備(bei)(bei)的安全性(xing),它(ta)又是(shi)起著非常重要(yao)的角色。 在選用絕緣(yuan)(yuan)套管的時(shi)候,首先要(yao)考慮耐(nai)擊穿電(dian)壓,長期耐(nai)熱溫度,再來考慮其他(ta)特性(xing),如耐(nai)低(di)溫性(xing),耐(nai)化學性(xing),彈性(xing),燃燒性(xing)等。 玻璃纖維絕緣(yuan)(yuan)套管是(shi)以無

    2021-12-11
  • 電源該如何選擇

    摘(zhai) 要 :挑選應(ying)(ying)用(yong)dc/dc模(mo)塊(kuai)電(dian)(dian)源(yuan)除開最主(zhu)要的(de)工作電(dian)(dian)壓變換功(gong)(gong)用(yong)外,也(ye)有下列一(yi)些(xie)層面必須考(kao)慮到: 1.額定值功(gong)(gong)率   一(yi)般(ban)提議具體應(ying)(ying)用(yong)功(gong)(gong)率是模(mo)塊(kuai)電(dian)(dian)源(yuan)額定值功(gong)(gong)率的(de)30~80]為宜(yi)(實(shi)際占(zhan)比尺寸還(huan)與(yu)其他(ta)要素(su)相關,后邊可能(neng)提及),這(zhe)一(yi)功(gong)(gong)率范疇內模(mo)塊(kuai)電(dian)(dian)源(yuan)各層面特性充(chong)分(fen)發揮都較為充(chong)足并且(qie)穩定性靠譜。

    2021-12-11
  • 變壓器吸濕器的結構及作用

    摘(zhai) 要 :在(zai)電力行業變(bian)壓(ya)器(qi)(qi)(qi)是(shi)最常(chang)見的電氣設(she)備之一,我們(men)也常(chang)常(chang)可(ke)以(yi)(yi)看(kan)見它(ta)往往會裝設(she)一個成為吸(xi)濕器(qi)(qi)(qi)的裝置,吸(xi)濕器(qi)(qi)(qi)也被很多人稱為呼吸(xi)器(qi)(qi)(qi)。 就(jiu)變(bian)壓(ya)器(qi)(qi)(qi)吸(xi)濕器(qi)(qi)(qi)來說,被廣泛使用(yong)的結構(gou)是(shi)吊式的結構(gou),它(ta)的內(nei)部放置有(you)吸(xi)附(fu)劑硅膠(jiao),作用(yong)就(jiu)是(shi)可(ke)以(yi)(yi)將變(bian)壓(ya)器(qi)(qi)(qi)油(you)(you)枕內(nei)的絕緣油(you)(you)與大(da)氣連(lian)通。因為這個吸(xi)附(fu)劑可(ke)以(yi)(yi)將空氣中的水分和(he)

    2021-12-10
  • 直流充電樁的工作原理

    摘(zhai) 要 :直流充(chong)(chong)電(dian)(dian)(dian)(dian)樁(zhuang)(zhuang)的工(gong)作原理 一、充(chong)(chong)電(dian)(dian)(dian)(dian)樁(zhuang)(zhuang)分(fen)類。 充(chong)(chong)電(dian)(dian)(dian)(dian)樁(zhuang)(zhuang)分(fen)為交流充(chong)(chong)電(dian)(dian)(dian)(dian)樁(zhuang)(zhuang)和直流充(chong)(chong)電(dian)(dian)(dian)(dian)樁(zhuang)(zhuang)。前者俗稱(cheng)慢充(chong)(chong),后者俗稱(cheng)快充(chong)(chong)。 充(chong)(chong)電(dian)(dian)(dian)(dian)交流充(chong)(chong)電(dian)(dian)(dian)(dian)樁(zhuang)(zhuang)將電(dian)(dian)(dian)(dian)網(wang)的交流電(dian)(dian)(dian)(dian)轉換(huan)為直流電(dian)(dian)(dian)(dian),然后通(tong)過(guo)電(dian)(dian)(dian)(dian)動汽車內置的車載充(chong)(chong)電(dian)(dian)(dian)(dian)器向電(dian)(dian)(dian)(dian)池充(chong)(chong)電(dian)(dian)(dian)(dian)。目前國內市場主要有兩種功率大(da)小:3.3kW(輸(shu)入:220VAC/16A,輸(shu)出:

    2021-12-07
  • 充電樁安裝問答

    摘 要 :充電(dian)樁(zhuang)安裝問答 隨著綠色(se)環(huan)保已(yi)成為(wei)(wei)一種發展趨勢,新(xin)能源(yuan)汽(qi)車(che)已(yi)成為(wei)(wei)一個熱點。我們(men)討論的(de)話題已(yi)經(jing)從電(dian)動汽(qi)車(che)范圍和其他車(che)輛本身的(de)使用經(jing)驗(yan)轉移到配(pei)套設(she)施(shi)的(de)充電(dian)樁(zhuang)。下(xia)面是(shi)璽源(yuan)環(huan)保科技為(wei)(wei)大家(jia)這整理的(de)一些問題及解答。 (1)安裝電(dian)樁(zhuang)需要多方協調嗎(ma)? 充電(dian)樁(zhuang)不認(ren)為(wei)(wei)在地面上打幾個孔來(lai)固

    2021-12-06
  • 凈水器的工作原理

    摘 要 :凈水(shui)器(qi)的工作原理(li) 第一級(ji)(ji):微濾(lv)膜:微濾(lv)膜去(qu)除自(zi)來(lai)水(shui)中(zhong)的各(ge)種可見物(wu)/灰塵(chen)和(he)雜質(zhi)。這些(xie)顆粒來(lai)自(zi)管道(dao)老化(hua)、銹蝕(shi)、屋頂水(shui)箱二(er)次(ci)污(wu)染等。 第二(er)級(ji)(ji):壓縮碳(tan):壓縮碳(tan)去(qu)除氯和(he)有機(ji)雜質(zhi),如有害殺蟲劑。它還(huan)能吸收水(shui)中(zhong)有機(ji)化(hua)合物(wu)產(chan)生的氣味(wei)、顏色和(he)氣味(wei),來(lai)自(zi)自(zi)來(lai)水(shui)消毒副產(chan)品。 第三級(ji)(ji):超濾(lv)膜 

    2021-12-06
  • 選擇充電樁制造商需要考慮什么?

    摘 要(yao) :選(xuan)擇(ze)充電(dian)(dian)(dian)(dian)(dian)樁(zhuang)制造(zao)商需(xu)要(yao)考(kao)慮什么? 隨著新(xin)能源技術的不斷發(fa)展(zhan)和(he)完善,汽車(che)充電(dian)(dian)(dian)(dian)(dian)樁(zhuang)模塊(kuai)可以迅速(su)出(chu)現在人(ren)們面(mian)前,因(yin)為高質(zhi)量的充電(dian)(dian)(dian)(dian)(dian)樁(zhuang)模塊(kuai)可以為充電(dian)(dian)(dian)(dian)(dian)樁(zhuang)提(ti)供(gong)能量輸(shu)出(chu),這(zhe)對充電(dian)(dian)(dian)(dian)(dian)樁(zhuang)的質(zhi)量是否可靠(kao)有著至關重要(yao)的影響(xiang)。因(yin)此,消費者在選(xuan)擇(ze)充電(dian)(dian)(dian)(dian)(dian)樁(zhuang)模塊(kuai)時(shi)也花(hua)了(le)很多心思,那么,在選(xuan)擇(ze)充電(dian)(dian)(dian)(dian)(dian)樁(zhuang)模塊(kuai)時(shi),應(ying)該考(kao)慮哪

    2021-12-06
  • 關于RFID讀寫器詳細介紹

    摘 要(yao) :RFID讀(du)寫(xie)(xie)器(qi)是(shi)(shi)RFID系(xi)統的核(he)心,是(shi)(shi)一種通過發送(song)和接(jie)收無(wu)線(xian)電波以(yi)便與RFID標簽進(jin)行通信的設備(bei),可(ke)以(yi)自動識(shi)別目(mu)標對象(xiang)進(jin)行物品追蹤和數據交換。RFID讀(du)寫(xie)(xie)器(qi)通常分為(wei)兩種不同的類型,固定式(shi)RFID讀(du)寫(xie)(xie)器(qi)和手持式(shi)RFID讀(du)寫(xie)(xie)器(qi)。 固定式(shi)RFID讀(du)寫(xie)(xie)器(qi) 固定式(shi)RFID讀(du)寫(xie)(xie)器(qi)一般會配備(bei)

    2021-12-06
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