• 

  2019-3-18 大功率充電機在鐵路輔助電源系統中的應用

  大功率充電(dian)(dian)(dian)機(ji)在(zai)行業(ye)內部是(shi)較(jiao)(jiao)有優勢且備(bei)受關注的(de)(de)一項，并在(zai)各(ge)行業(ye)廣(guang)泛應(ying)用(yong)，那大功率充電(dian)(dian)(dian)機(ji)在(zai)鐵(tie)路輔助電(dian)(dian)(dian)源系統中是(shi)怎樣(yang)得(de)以應(ying)用(yong)的(de)(de)呢？ SPWM(Sinusoidal PWM)法(fa)是(shi)一種比較(jiao)(jiao)成熟(shu)的(de)(de)，目前(qian)使用(yong)較(jiao)(jiao)廣(guang)泛的(de)(de)PWM法(fa)。SPWM法(fa)就是(shi)以該結論為理...

  查看詳細+
• 

  2019-3-18 大功率充電機快速充電技術的應用

  隨(sui)著各種蓄電(dian)池的(de)廣泛使(shi)用(yong)，快速(su)充(chong)電(dian)技術已經(jing)引起(qi)人們的(de)廣泛重視(shi)。傳統的(de)充(chong)電(dian)方(fang)法充(chong)電(dian)時間過長，且(qie)由于(yu)充(chong)電(dian)過程過于(yu)簡單而會(hui)使(shi)蓄電(dian)池壽命縮短，因此已經(jing)面臨淘汰。相應的(de)，一(yi)些新的(de)快速(su)充(chong)電(dian)方(fang)法開始(shi)涌(yong)現，并已應用(yong)于(yu)生產實踐中...

  查看詳細+
• 

  2019-3-15 大功率蓄電池充電機的使用技巧

  1、開箱：開箱時應(ying)查(cha)看箱內隨機附(fu)件。 2、通(tong)電前查(cha)看：通(tong)過(guo)貯存與運(yun)送的大功率充(chong)電機通(tong)電前應(ying)查(cha)看運(yun)送中(zhong)的受(shou)損(sun)狀(zhuang)況如螺(luo)絲能否松(song)動，外觀有無異常，否受(shou)潮等，如有上(shang)述現象發作應(ying)及時妥善處理。 3、接線(xian)：諸在大功率充(chong)電機輸入端(duan)加空(kong)...

  查看詳細+
• 

  2019-3-15 大功率充電機價格是怎樣變化發展的？

  隨著科(ke)技水平的(de)不斷發(fa)展，電(dian)氣革命的(de)出現和開(kai)展使得人(ren)類社會(hui)走出了(le)(le)蒸汽時(shi)代，正式進入了(le)(le)電(dian)氣時(shi)代，電(dian)這(zhe)(zhe)種比(bi)較(jiao)先進的(de)生產(chan)(chan)(chan)力(li)成為了(le)(le)主要的(de)生產(chan)(chan)(chan)加工能源(yuan)，引(yin)領(ling)了(le)(le)電(dian)力(li)新(xin)時(shi)代的(de)到來。而電(dian)力(li)生產(chan)(chan)(chan)加工的(de)活動中往往少不了(le)(le)對于大功率充電(dian)機(ji)產(chan)(chan)(chan)品(pin)的(de)應用，這(zhe)(zhe)種產(chan)(chan)(chan)品(pin)也有著比(bi)...

  查看詳細+
• 

  2019-3-14 大功率蓄電池充電機使用注意事項

  1、充(chong)電(dian)(dian)前先(xian)作(zuo)空載檢查，接(jie)通220伏交流電(dian)(dian)源后(hou)，充(chong)電(dian)(dian)器(qi)上的(de)(de)紅色和綠色發(fa)光二(er)極管均(jun)點亮(liang)，用萬用表測(ce)量一下空載輸出(chu)電(dian)(dian)壓，電(dian)(dian)壓應為待充(chong)電(dian)(dian)的(de)(de)蓄電(dian)(dian)池的(de)(de)電(dian)(dian)壓的(de)(de)1.2～1.3倍左右。 2、充(chong)電(dian)(dian)機輸出(chu)的(de)(de)正極接(jie)蓄電(dian)(dian)池的(de)(de)正極，負極接(jie)蓄電(dian)(dian)池的(de)(de)負極，不能接(jie)錯(cuo)...

  查看詳細+
• 

  2019-3-14 充電機的控制軟件怎么設計？

  （1）充電(dian)機作業中(zhong)的(de)首要(yao)使命是進行PWM占空比的(de)調整，以(yi)完結預訂的(de)充電(dian)操(cao)控(kong)(kong)需(xu)求。因而，PwM調整程序(xu)選用守時(shi)中(zhong)止方法(fa)，且界說其中(zhong)止優(you)先級為(wei)高(gao)，與(yu)充電(dian)操(cao)控(kong)(kong)密切關聯的(de)程序(xu)都(dou)在PwM守時(shi)中(zhong)止程序(xu)內完結。 （2）為(wei)確(que)保及時(shi)地(di)承受上位機發送的(de)操(cao)控(kong)(kong)指...

  查看詳細+
• 

  2019-3-13 蓄電池充電機使用方法

  1.電(dian)(dian)(dian)源(yuan)接(jie)通220v 電(dian)(dian)(dian)源(yuan) 鱷魚夾加(jia)入電(dian)(dian)(dian)瓶(ping)(ping)時(shi)電(dian)(dian)(dian)源(yuan)燈(deng)(deng)(deng)(deng)亮(liang)紅燈(deng)(deng)(deng)(deng) 充12v電(dian)(dian)(dian)瓶(ping)(ping)12v指(zhi)示燈(deng)(deng)(deng)(deng)亮(liang)。充24v電(dian)(dian)(dian)瓶(ping)(ping)24v指(zhi)示燈(deng)(deng)(deng)(deng)亮(liang) 當(dang)(dang)蓄(xu)電(dian)(dian)(dian)池充電(dian)(dian)(dian)機和電(dian)(dian)(dian)瓶(ping)(ping)連(lian)接(jie)好是工作燈(deng)(deng)(deng)(deng)亮(liang)紅燈(deng)(deng)(deng)(deng) 當(dang)(dang)電(dian)(dian)(dian)瓶(ping)(ping)充滿或者飽和時(shi)亮(liang)綠燈(deng)(deng)(deng)(deng)。 2紅燈(deng)(deng)(deng)(deng)：充電(dian)(dian)(dian)初期:亮(liang)紅燈(deng)(deng)(deng)(deng)。表示蓄(xu)電(dian)(dian)(dian)池充電(dian)(dian)(dian)機正(zheng)以額定電(dian)(dian)(dian)...

  查看詳細+
• 

  2019-3-13 大功率充電機電路

  大(da)功(gong)率(lv)充(chong)電(dian)(dian)機(ji)電(dian)(dian)路工作(zuo)原理：220V市(shi)電(dian)(dian)經(jing)變壓(ya)器降壓(ya)，橋堆整(zheng)流，C1、C2濾波后得(de)到35V的(de)脈(mo)動直(zhi)流電(dian)(dian)壓(ya)，從(cong)IC的(de)第1、2腳輸(shu)入(ru)，該IC最高輸(shu)人電(dian)(dian)壓(ya)可達40V。輸(shu)人的(de)電(dian)(dian)壓(ya)經(jing)IC內部的(de)振蕩調制(zhi)為(wei)200kHz左右的(de)開關電(dian)(dian)壓(ya)，其(qi)內部的(de)振蕩電(dian)(dian)壓(ya)和頻率(lv)...

  查看詳細+
• 

  2019-3-12 充電機如何控制過充？

  當(dang)蓄(xu)(xu)電(dian)(dian)(dian)(dian)(dian)池(chi)充(chong)(chong)(chong)滿電(dian)(dian)(dian)(dian)(dian)以(yi)后(hou)，充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)機需要適時地堵截充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)流，否則蓄(xu)(xu)電(dian)(dian)(dian)(dian)(dian)池(chi)將出現大量出氣、失(shi)水(shui)和(he)溫升等過(guo)充(chong)(chong)(chong)的(de)反應，這將危及到蓄(xu)(xu)電(dian)(dian)(dian)(dian)(dian)池(chi)的(de)使(shi)用壽(shou)命。因此，隨時監測蓄(xu)(xu)電(dian)(dian)(dian)(dian)(dian)池(chi)的(de)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)情況是非(fei)常有(you)必要的(de)，確保電(dian)(dian)(dian)(dian)(dian)池(chi)能夠把(ba)電(dian)(dian)(dian)(dian)(dian)充(chong)(chong)(chong)足并且又不過(guo)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)。主(zhu)要的(de)停充(chong)(chong)(chong)操控辦(ban)法(fa)有(you)：...

  查看詳細+
• 

  2019-3-12 直流電焊機能不能改成充電機？

  充(chong)電(dian)(dian)(dian)(dian)機(ji)廠家(jia)看到有網友在咨詢直流電(dian)(dian)(dian)(dian)焊(han)機(ji)是(shi)否(fou)能改成充(chong)電(dian)(dian)(dian)(dian)機(ji)這(zhe)個問題，那么答案是(shi)怎么樣的(de)呢？我們接(jie)下(xia)來就給大家(jia)介(jie)紹一(yi)下(xia)。 直流電(dian)(dian)(dian)(dian)焊(han)機(ji)能改成充(chong)電(dian)(dian)(dian)(dian)機(ji)，但(dan)是(shi)電(dian)(dian)(dian)(dian)壓要(yao)比電(dian)(dian)(dian)(dian)瓶只(zhi)高三至五伏。直流電(dian)(dian)(dian)(dian)焊(han)機(ji)約四十伏左右(you)，要(yao)把12伏的(de)電(dian)(dian)(dian)(dian)瓶串連三塊了充(chong)是(shi)可以的(de)，但(dan)是(shi)需要(yao)...

  查看詳細+