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6RA7093-4DV62-0維修廠家/工業控制器，故障維修方法：且反轉(zhuan)而(er)成為負(fu)向負(fu)載，這樣選(xuan)取了(le)S曲線(xian)，使(shi)剛起(qi)動(dong)(dong)(dong)時(shi)的(de)頻(pin)率(lv)上升速(su)度較慢，從(cong)而(er)避免了(le)變(bian)頻(pin)器(qi)跳閘(zha)的(de)發生，當然這是針對(dui)沒有起(qi)動(dong)(dong)(dong)直流(liu)(liu)制(zhi)動(dong)(dong)(dong)功(gong)(gong)能(neng)(neng)(neng)(neng)的(de)變(bian)頻(pin)器(qi)所(suo)采(cai)用的(de)方法，15、轉(zhuan)矩(ju)(ju)矢(shi)(shi)量(liang)控(kong)(kong)(kong)(kong)(kong)制(zhi)矢(shi)(shi)量(liang)控(kong)(kong)(kong)(kong)(kong)制(zhi)是基于(yu)理論(lun)上認為：異步電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)與直流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)具(ju)有相同(tong)(tong)的(de)轉(zhuan)矩(ju)(ju)產生機(ji)(ji)理，矢(shi)(shi)量(liang)控(kong)(kong)(kong)(kong)(kong)制(zhi)方式就是將定子電(dian)(dian)(dian)流(liu)(liu)成規定的(de)磁場(chang)電(dian)(dian)(dian)流(liu)(liu)和(he)轉(zhuan)矩(ju)(ju)電(dian)(dian)(dian)流(liu)(liu)，分別進行控(kong)(kong)(kong)(kong)(kong)制(zhi)，同(tong)(tong)時(shi)將兩(liang)者后(hou)的(de)定子電(dian)(dian)(dian)流(liu)(liu)輸出給(gei)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)，因此，從(cong)原理上可(ke)(ke)得到與直流(liu)(liu)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)相同(tong)(tong)的(de)控(kong)(kong)(kong)(kong)(kong)制(zhi)性能(neng)(neng)(neng)(neng)，采(cai)用轉(zhuan)矩(ju)(ju)矢(shi)(shi)量(liang)控(kong)(kong)(kong)(kong)(kong)制(zhi)功(gong)(gong)能(neng)(neng)(neng)(neng)，電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)在各種運行條件(jian)下都能(neng)(neng)(neng)(neng)輸出轉(zhuan)矩(ju)(ju)，尤其是電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)在低(di)速(su)運行區(qu)域，現在的(de)變(bian)頻(pin)器(qi)幾乎都采(cai)用無反饋矢(shi)(shi)量(liang)控(kong)(kong)(kong)(kong)(kong)制(zhi)，由于(yu)變(bian)頻(pin)器(qi)能(neng)(neng)(neng)(neng)根據負(fu)載電(dian)(dian)(dian)流(liu)(liu)大小(xiao)和(he)相位進行轉(zhuan)差(cha)(cha)補償(chang)，使(shi)電(dian)(dian)(dian)動(dong)(dong)(dong)機(ji)(ji)具(ju)有很硬的(de)力學特性，對(dui)于(yu)多數(shu)場(chang)合已能(neng)(neng)(neng)(neng)滿足要(yao)(yao)求，不需在變(bian)頻(pin)器(qi)的(de)外部設(she)(she)置速(su)度反饋電(dian)(dian)(dian)路(lu)，這一(yi)功(gong)(gong)能(neng)(neng)(neng)(neng)的(de)設(she)(she)定，可(ke)(ke)根據實際情況在有效(xiao)和(he)無效(xiao)中選(xuan)擇(ze)一(yi)項即可(ke)(ke)，與之有關的(de)功(gong)(gong)能(neng)(neng)(neng)(neng)是轉(zhuan)差(cha)(cha)補償(chang)控(kong)(kong)(kong)(kong)(kong)制(zhi)，其作用是為補償(chang)由負(fu)載波動(dong)(dong)(dong)而(er)引起(qi)的(de)速(su)度偏差(cha)(cha)，可(ke)(ke)加上對(dui)應(ying)于(yu)負(fu)載電(dian)(dian)(dian)流(liu)(liu)的(de)轉(zhuan)差(cha)(cha)頻(pin)率(lv)，這一(yi)功(gong)(gong)能(neng)(neng)(neng)(neng)主(zhu)要(yao)(yao)用于(yu)定位控(kong)(kong)(kong)(kong)(kong)制(zhi)

偏(pian)(pian)置(zhi)頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)有(you)的(de)又叫偏(pian)(pian)差頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)或頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)偏(pian)(pian)差設(she)(she)(she)(she)(she)(she)定(ding)，其用(yong)(yong)途是當(dang)頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)由外(wai)(wai)部(bu)模擬(ni)信(xin)號(hao)(電(dian)壓或電(dian)流)進(jin)行(xing)設(she)(she)(she)(she)(she)(she)定(ding)時(shi)(shi)(shi)，可(ke)用(yong)(yong)此(ci)功(gong)能(neng)調(diao)整頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)設(she)(she)(she)(she)(she)(she)定(ding)信(xin)號(hao)最低(di)時(shi)(shi)(shi)輸(shu)(shu)出(chu)(chu)頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)的(de)高低(di)，有(you)的(de)變(bian)頻(pin)(pin)(pin)器(qi)當(dang)頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)設(she)(she)(she)(she)(she)(she)定(ding)信(xin)號(hao)為(wei)(wei)(wei)0%時(shi)(shi)(shi)，偏(pian)(pian)差值(zhi)可(ke)作用(yong)(yong)在0～fmax范圍內(nei)(nei)，有(you)的(de)變(bian)頻(pin)(pin)(pin)器(qi)(如明電(dian)舍、三墾(ken))還可(ke)對偏(pian)(pian)置(zhi)極性進(jin)行(xing)設(she)(she)(she)(she)(she)(she)定(ding)，如在調(diao)試中當(dang)頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)設(she)(she)(she)(she)(she)(she)定(ding)信(xin)號(hao)為(wei)(wei)(wei)0%時(shi)(shi)(shi)，變(bian)頻(pin)(pin)(pin)器(qi)輸(shu)(shu)出(chu)(chu)頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)不(bu)為(wei)(wei)(wei)0Hz，而為(wei)(wei)(wei)xHz，則此(ci)時(shi)(shi)(shi)將偏(pian)(pian)置(zhi)頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)設(she)(she)(she)(she)(she)(she)定(ding)為(wei)(wei)(wei)負的(de)xHz即(ji)可(ke)使(shi)變(bian)頻(pin)(pin)(pin)器(qi)輸(shu)(shu)出(chu)(chu)頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)為(wei)(wei)(wei)0Hz，12、頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)設(she)(she)(she)(she)(she)(she)定(ding)信(xin)號(hao)增益此(ci)功(gong)能(neng)僅在用(yong)(yong)外(wai)(wai)部(bu)模擬(ni)信(xin)號(hao)設(she)(she)(she)(she)(she)(she)定(ding)頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)時(shi)(shi)(shi)才有(you)效(xiao)，它是用(yong)(yong)來彌補外(wai)(wai)部(bu)設(she)(she)(she)(she)(she)(she)定(ding)信(xin)號(hao)電(dian)壓與變(bian)頻(pin)(pin)(pin)器(qi)內(nei)(nei)電(dian)壓(+10v)的(de)不(bu)*問(wen)題(ti)；同時(shi)(shi)(shi)方便(bian)模擬(ni)設(she)(she)(she)(she)(she)(she)定(ding)信(xin)號(hao)電(dian)壓的(de)選擇(ze)，設(she)(she)(she)(she)(she)(she)定(ding)時(shi)(shi)(shi)，當(dang)模擬(ni)輸(shu)(shu)入信(xin)號(hao)為(wei)(wei)(wei)時(shi)(shi)(shi)(如10v、5v或20mA)，求出(chu)(chu)可(ke)輸(shu)(shu)出(chu)(chu)f/V圖(tu)形的(de)頻(pin)(pin)(pin)率(lv)(lv)(lv)(lv)百分數并以此(ci)為(wei)(wei)(wei)參數進(jin)行(xing)設(she)(she)(she)(she)(she)(she)定(ding)即(ji)可(ke)。

西門子6RA7093直(zhi)流(liu)(liu)調速(su)(su)(su)裝置常見故(gu)障(zhang)：上電(dian)(dian)(dian)跳閘，運(yun)(yun)行炸(zha)可控(kong)硅(gui)，模塊(kuai)壞，IGBT燒，通電(dian)(dian)(dian)燒保險，無(wu)勵(li)磁電(dian)(dian)(dian)壓，報(bao)勵(li)磁故(gu)障(zhang)，勵(li)磁過流(liu)(liu)，速(su)(su)(su)度不(bu)可控(kong)維(wei)修(xiu)(xiu)(xiu)，超速(su)(su)(su)維(wei)修(xiu)(xiu)(xiu)，帶負(fu)載報(bao)故(gu)障(zhang)維(wei)修(xiu)(xiu)(xiu)，冷卻風機(ji)壞維(wei)修(xiu)(xiu)(xiu)，散熱風扇(shan)壞維(wei)修(xiu)(xiu)(xiu)，直(zhi)流(liu)(liu)調速(su)(su)(su)裝置風扇(shan)銷(xiao)售(shou)(shou)(shou)(shou)，勵(li)磁板(ban)(ban)銷(xiao)售(shou)(shou)(shou)(shou)，電(dian)(dian)(dian)源板(ban)(ban)銷(xiao)售(shou)(shou)(shou)(shou)，可控(kong)硅(gui)銷(xiao)售(shou)(shou)(shou)(shou)，晶閘管銷(xiao)售(shou)(shou)(shou)(shou)，熔(rong)斷器(qi)銷(xiao)售(shou)(shou)(shou)(shou)，主板(ban)(ban)銷(xiao)售(shou)(shou)(shou)(shou)，面板(ban)(ban)銷(xiao)售(shou)(shou)(shou)(shou)，擴展(zhan)板(ban)(ban)銷(xiao)售(shou)(shou)(shou)(shou)，CBP2板(ban)(ban)銷(xiao)售(shou)(shou)(shou)(shou)，通訊板(ban)(ban)銷(xiao)售(shou)(shou)(shou)(shou)，脈沖觸發板(ban)(ban)銷(xiao)售(shou)(shou)(shou)(shou)，轉速(su)(su)(su)度不(bu)穩定(ding)維(wei)修(xiu)(xiu)(xiu)，可控(kong)硅(gui)晶閘管燒維(wei)修(xiu)(xiu)(xiu)，直(zhi)流(liu)(liu)調速(su)(su)(su)裝置無(wu)顯示(shi)維(wei)修(xiu)(xiu)(xiu)，A018,A015,運(yun)(yun)轉速(su)(su)(su)度不(bu)連貫(guan)維(wei)修(xiu)(xiu)(xiu)，高(gao)速(su)(su)(su)不(bu)穩定(ding)維(wei)修(xiu)(xiu)(xiu)，低速(su)(su)(su)不(bu)穩定(ding)維(wei)修(xiu)(xiu)(xiu)，啟動(dong)合(he)閘跳保險維(wei)修(xiu)(xiu)(xiu)，運(yun)(yun)轉不(bu)出力維(wei)修(xiu)(xiu)(xiu)，控(kong)制板(ban)(ban)維(wei)修(xiu)(xiu)(xiu)等等。常見故(gu)障(zhang)報(bao)警(jing)：F001，F004，F005，F006 ，F007 ，F030 ，F038，F040  F042，F046，F040，F050，F052等等報(bao)警(jing)維(wei)修(xiu)(xiu)(xiu)。

第1步：根據客戶的故障描述，分析判斷該變頻器的可修性。 
第2步：客戶寄/送到我公司待檢。 
第3步：工程師具體檢測故障點，分析原因，給出處理建議。 
第4步：出具檢測報告書給客戶，報告中附有故障點，處理方法，維修價格，所需時間。 
第5步：征詢客戶意見，等待客戶確認，同意則進行維修，不同意則原機返回。 
第6步：工程師進行故障排除，維修OK, 帶電機測試。 
第7步：客戶付款。 
第8步：交付客戶使用。 
第(di)9步：良好的質量跟(gen)蹤服務(wu)