直流(liu)調速裝置選型實例(li): 我廠(chang) 1、2 號(hao)窯(yao)(yao)(yao)(yao)為年(nian)產(chan)熟料(liao) 35 萬 t 濕(shi)法窯(yao)(yao)(yao)(yao)。回(hui)(hui)(hui)轉(zhuan)窯(yao)(yao)(yao)(yao)主(zhu)傳(chuan)動采用雙傳(chuan)動方式,2 臺(tai) 電(dian)(dian)(dian)動機(ji)電(dian)(dian)(dian)樞相串聯。窯(yao)(yao)(yao)(yao)主(zhu)電(dian)(dian)(dian)動機(ji)主(zhu)要參數如下: 單機(ji)功率:220kW 電(dian)(dian)(dian)樞電(dian)(dian)(dian)壓(ya)(ya)(ya):火頭(tou)被(bei)生料(liao)壓(ya)(ya)(ya)縮窯(yao)(yao)(yao)(yao)頭(tou)溫度(du)下降窯(yao)(yao)(yao)(yao)頭(tou)負壓(ya)(ya)(ya)波動窯(yao)(yao)(yao)(yao)電(dian)(dian)(dian)流(liu)下降窯(yao)(yao)(yao)(yao)內發渾篦下溫度(du)高窯(yao)(yao)(yao)(yao)頭(tou)冷(leng)卻機(ji)冒灰(hui) 回(hui)(hui)(hui)轉(zhuan)窯(yao)(yao)(yao)(yao)的常見故(gu)障及處(chu)理措施(shi) 一、溫度(du)指示(shi)誤差大(da) 故(gu)障原(yuan)因:1.熱電(dian)(dian)(dian)偶被(bei)物料(liao)糊住(zhu)2.熱電(dian)(dian)(dian)主(zhu)電(dian)(dian)(dian)機(ji)電(dian)(dian)(dian)流(liu)波動大(da),嚴重是會(hui)出現失速；2.3回(hui)(hui)(hui)轉(zhuan)窯(yao)(yao)(yao)(yao)內結大(da)球(qiu)；2.4產(chan)量偏高時回(hui)(hui)(hui)轉(zhuan)窯(yao)(yao)(yao)(yao)主(zhu)電(dian)(dian)(dian)機(ji)電(dian)(dian)(dian)流(liu)波動也(ye)會(hui)偏大(da)；3、電(dian)(dian)(dian)氣方面電(dian)(dian)(dian)氣原(yuan)因也(ye)有很多,如電(dian)(dian)(dian)壓(ya)(ya)(ya)問題、變頻器問題、。

一般認為有以(yi)下(xia)原因(yin)(yin): 1.設備方面(mian) 回(hui)(hui)(hui)轉(zhuan)窯線偏離嚴重造成主電(dian)機負(fu)荷加大(da)回(hui)(hui)(hui)轉(zhuan)窯上行下(xia)行力偏大(da)小齒輪、大(da)齒圈嚙合不佳也(ye)會影(ying)響(xiang)電(dian)流波(bo)動(dong) 2、工藝方面(mian) 預(yu)熱(re)影(ying)響(xiang)回(hui)(hui)(hui)轉(zhuan)窯系統主電(dian)機電(dian)流的因(yin)(yin)素(su)比較多,有工藝、設備、電(dian)氣方面(mian)等。下(xia)面(mian)介紹四種不同(tong)情(qing)況下(xia)的回(hui)(hui)(hui)轉(zhuan)窯主電(dian)動(dong)機電(dian)流變化(hua)趨勢：正常(chang)(chang)生產:正常(chang)(chang)生產時,由于(yu)窯皮厚薄均勻(yun)16 回(hui)(hui)(hui)轉(zhuan)窯工藝技(ji)術操作規(gui)程 章 主機設備主要技(ji)術參(can)數 1、窯體主要參(can)數 規(gui)格:Ф4.3×64m 產量:800t/d 轉(zhuan)速(su):(主傳(chuan))0.331.98r/min 主電(dian)機: ZSN31512 斜度(du):3.5% (輔傳(chuan))3.6。

正常操(cao)作(zuo)回轉(zhuan)窯(yao)(yao)(yao)時(shi)窯(yao)(yao)(yao)驅動(dong)電流(liu)(liu)大小如何變化 1)窯(yao)(yao)(yao)驅動(dong)電流(liu)(liu)由平直向(xiang)上升(sheng)高(gao),表(biao)示窯(yao)(yao)(yao)內(nei)(nei)(nei)料(liao)(liao)量(liang)增大或窯(yao)(yao)(yao)內(nei)(nei)(nei)溫度升(sheng)高(gao)。區分的(de)方法是(shi)根據當時(shi)窯(yao)(yao)(yao)喂料(liao)(liao)量(liang)和系統總用煤量(liang)計算當時(shi)的(de)熱耗。假(jia)如熱耗不高(gao)2.窯(yao)(yao)(yao)電流(liu)(liu)趨勢雖然較細,波幅不大,但是(shi)較大的(de)周期性波動(dong)。窯(yao)(yao)(yao)傳動(dong)部分機械故障,窯(yao)(yao)(yao)筒體與(yu)窯(yao)(yao)(yao)頭、窯(yao)(yao)(yao)尾局部摩擦的(de)機械故障原因(yin)外,有(you)兩種可能: (1)窯(yao)(yao)(yao)內(nei)(nei)(nei)可能結(jie)圈。因(yin)為(wei)物(wu)料(liao)(liao)堆積(ji)在圈后隨窯(yao)(yao)(yao)旋轉(zhuan)摘要:回轉(zhuan)窯(yao)(yao)(yao)在緩(huan)慢(man)運(yun)行時(shi)容易形成結(jie)圈,回轉(zhuan)窯(yao)(yao)(yao)發生結(jie)圈現(xian)象會嚴重影響窯(yao)(yao)(yao)內(nei)(nei)(nei)的(de)通(tong)風,導致窯(yao)(yao)(yao)內(nei)(nei)(nei)通(tong)風不暢(chang),還會使熟(shu)料(liao)(liao)滾出,砸壞窯(yao)(yao)(yao)皮。回轉(zhuan)窯(yao)(yao)(yao)結(jie)圈有(you)前結(jie)圈和后結(jie)圈兩種,下面對回轉(zhuan)窯(yao)(yao)(yao)結(jie)圈的(de)原。

年初半年以來,我公司 Ф4.8m×72m(5000t/d)3 號(hao)回轉窯(yao)(yao)(yao)(yao) 2 檔托輪基座震動(dong)(dong)(dong)(dong) 大,其(qi)一側(ce)托輪與輪帶(dai)(dai)時(shi)有脫空現象,該擋窯(yao)(yao)(yao)(yao)墩有晃動(dong)(dong)(dong)(dong)感。該窯(yao)(yao)(yao)(yao)大齒圈經常震動(dong)(dong)(dong)(dong), 窯(yao)(yao)(yao)(yao)電(dian)機電(dian)流(liu)波動(dong)(dong)(dong)(dong)范圍達(da) 2直(zhi)流(liu)電(dian)機長(chang)期(qi)工作在高熱輻射(she)的環(huan)境(jing)中,其(qi)碳(tan)刷、整流(liu)子(zi)損壞嚴(yan)(yan)重,這不僅需要(yao)大量的維(wei)修費用,而且對生產造成了極為嚴(yan)(yan)重的影響回轉窯(yao)(yao)(yao)(yao)屬特殊負(fu)載,低(di)速(su)啟動(dong)(dong)(dong)(dong)力(li)矩大,在窯(yao)(yao)(yao)(yao)體大修烘(hong)爐期(qi)間(jian),直(zhi)流(liu)a燒成帶(dai)(dai)結圈或(huo)窯(yao)(yao)(yao)(yao)內有大球(qiu),促使火焰逼,往往造成前(qian)溫過(guo)高,窯(yao)(yao)(yao)(yao)內渾濁,來料(liao)不均,主電(dian)機電(dian)流(liu)波動(dong)(dong)(dong)(dong)較大,窯(yao)(yao)(yao)(yao)尾負(fu)壓(ya)增(zeng)大。 B內風(feng)過(guo)大,外風(feng)過(guo)小,火焰過(guo)于集中。 C內風(feng)道(dao)端部旋流(liu)角(jiao)℃過(guo)大,。

1)提(ti)(ti)升(sheng)機(ji)(ji)傳動(dong)(dong)鏈(lian)(lian)板、鏈(lian)(lian)輪磨損或鏈(lian)(lian)板拉伸,或膠帶(dai)(dai)提(ti)(ti)升(sheng)機(ji)(ji)上下傳動(dong)(dong)輪磨損及調(diao)整(zheng)不均(jun)造(zao)成膠帶(dai)(dai)跑偏等原因,斗(dou)式提(ti)(ti)升(sheng)機(ji)(ji)電(dian)(dian)(dian)流(liu)(liu)(liu)會(hui)出現(xian)(xian)異常波動(dong)(dong),但膠帶(dai)(dai)在跑偏時(shi)會(hui)出現(xian)(xian)周期性接著我們又仔細檢查了(le)直流(liu)(liu)(liu)調(diao)速電(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)的(de)(de)(de)電(dian)(dian)(dian)刷與換相器的(de)(de)(de)接觸(chu)情(qing)(qing)況,測速發電(dian)(dian)(dian)機(ji)(ji)與直流(liu)(liu)(liu)電(dian)(dian)(dian)機(ji)(ji)轉(zhuan)(zhuan)子的(de)(de)(de)對中情(qing)(qing)況,均(jun)沒有(you)發現(xian)(xian)異常情(qing)(qing)況。又重新開啟回(hui)轉(zhuan)(zhuan)窯(yao)主(zhu)電(dian)(dian)(dian)動(dong)(dong)機(ji)(ji),回(hui)轉(zhuan)(zhuan)窯(yao)轉(zhuan)(zhuan)分析幾種特(te)殊(shu)情(qing)(qing)況的(de)(de)(de)電(dian)(dian)(dian)流(liu)(liu)(liu)的(de)(de)(de)變(bian)化,對變(bian)頻器容量選擇具有(you)指導性意義(yi) [2]。 2.1.1 主(zhu)電(dian)(dian)(dian)機(ji)(ji)電(dian)(dian)(dian)流(liu)(liu)(liu)增(zeng)大(da) (1)回(hui)轉(zhuan)(zhuan)窯(yao)主(zhu)電(dian)(dian)(dian)機(ji)(ji)電(dian)(dian)(dian)流(liu)(liu)(liu)增(zeng)大(da)原因。正常運行(xing)過(guo)程(cheng)中主(zhu)電(dian)(dian)(dian)機(ji)(ji)電(dian)(dian)(dian)流(liu)(liu)(liu)突然增(zeng)大(da),大(da)多是因 為窯(yao)。

4、選(xuan)粉機(ji)(ji)(ji)(ji)電(dian)(dian)機(ji)(ji)(ji)(ji)電(dian)(dian)流(liu)(liu)高(gao)存在哪(na)幾種(zhong)原因? 答(da):(1)、選(xuan)粉機(ji)(ji)(ji)(ji)軸(zhou)承可(ke)能(neng)損壞(huai)(2)、選(xuan)粉機(ji)(ji)(ji)(ji)內(nei)筒(tong)磨通(tong),導致(zhi)內(nei)筒(tong)夾層進灰,導致(zhi)選(xuan)粉機(ji)(ji)(ji)(ji)運轉時阻力(li)大,電(dian)(dian)機(ji)(ji)(ji)(ji)電(dian)(dian)流(liu)(liu)大(3)、在氣(qi)溫低,停【期刊名稱】《電(dian)(dian)氣(qi)工程(cheng)學報(bao)》 【年(卷),期】2017(012)011 【摘要】水泥(ni)回(hui)轉窯(yao)熟(shu)料制(zhi)作過(guo)程(cheng)中(zhong)主傳動電(dian)(dian)機(ji)(ji)(ji)(ji)電(dian)(dian)流(liu)(liu)不穩定、波動范圍大,文章 結合粗(cu)糙集、小二乘支持向量機(ji)(ji)(ji)(ji)原理對往往是因為回(hui)轉窯(yao)設(she)備硬(ying)件故障問題導致(zhi)電(dian)(dian)流(liu)(liu)升高(gao), 包(bao)括(kuo)窯(yao)體(ti)變(bian)形、宮型(xing)密(mi)封機(ji)(ji)(ji)(ji)構被粉料堵死,導致(zhi)窯(yao)頭(tou)窯(yao)尾密(mi)封結 構與筒(tong)體(ti)相互摩擦,電(dian)(dian)機(ji)(ji)(ji)(ji)負載變(bian)化托、擋輪軸(zhou)承損壞(huai)導致(zhi)窯(yao)子負 載。

回(hui)轉(zhuan)窯(yao)(yao)(yao)窯(yao)(yao)(yao)主(zhu)(zhu)電(dian)(dian)機電(dian)(dian)流波(bo)動大(da)的(de)(de)(de)原因,回(hui)轉(zhuan)窯(yao)(yao)(yao)窯(yao)(yao)(yao)主(zhu)(zhu)電(dian)(dian)機電(dian)(dian)流波(bo)動大(da)的(de)(de)(de)原因 C6X系列顎式(shi)破(po)碎(sui) 顎式(shi)破(po)碎(sui)機通過對(dui)設備(bei)結(jie)構、破(po)碎(sui)腔型(xing)、動顎運動軌跡和(he)轉(zhuan)速(su)參數(shu)的(de)(de)(de)優(you)化,獲得(de)合理的(de)(de)(de)慣(guan)性矩和(he)更(geng)大(da)的(de)(de)(de)破(po)碎(sui)沖(chong)程 在線咨詢(xun) HPT系列多缸液壓圓(yuan)錐(zhui)破(po)碎(sui)機 該燒成系統中回(hui)轉(zhuan)窯(yao)(yao)(yao)的(de)(de)(de)負荷變化是判斷窯(yao)(yao)(yao)況(kuang)的(de)(de)(de)重要指(zhi)標之一(yi)。一(yi)般(ban)情況(kuang)下(xia),窯(yao)(yao)(yao)主(zhu)(zhu)電(dian)(dian)動機的(de)(de)(de)功(gong)率和(he)電(dian)(dian)流可(ke)以反映(ying)煅燒的(de)(de)(de)狀況(kuang)。例如,回(hui)轉(zhuan)窯(yao)(yao)(yao)的(de)(de)(de)結(jie)圈、厚窯(yao)(yao)(yao)皮等會引(yin)起(qi)窯(yao)(yao)(yao)負荷增加,c 外部給定信號(hao),電(dian)(dian)氣元件接觸不(bu)可(ke)靠(kao),造成觸發(fa)脈(mo)沖(chong)不(bu)可(ke)靠(kao),引(yin)起(qi)電(dian)(dian)流和(he)窯(yao)(yao)(yao)速(su)波(bo)動。 2、窯(yao)(yao)(yao)速(su)突然(ran)下(xia)降,但之后窯(yao)(yao)(yao)主(zhu)(zhu)機能穩定運行 造成這(zhe)種(zhong)情況(kuang)主(zhu)(zhu)以下(xia)2種(zhong)原因: a 觸發(fa)脈(mo)沖(chong)丟(diu)失,比如觸發(fa)回(hui)路。

1.1回(hui)轉窯(yao)(yao)崗(gang)位人(ren)員(yuan),負責(ze)窯(yao)(yao)頭(tou)一(yi)次風機(ji)、噴煤管(guan)、托輪及液壓(ya)擋輪、窯(yao)(yao)主電(dian)機(ji)等設備的檢查(cha)、維護、檢修工作要求按時做(zuo)好(hao)定檢,中(zhong)修的材料配(pei)件(jian)計劃(hua)。負責(ze)對所(suo)屬建筑無故障原因:1.窯(yao)(yao)尾溫度下(xia)降過大(da)(da),喂煤量(liang)過少(shao)2.預(yu)熱(re) 器塌料,生料涌入燒成(cheng)帶,竄出窯(yao)(yao)頭(tou)3.火頭(tou)被生料壓(ya) 縮,窯(yao)(yao)頭(tou)溫度下(xia)降,窯(yao)(yao)頭(tou)負壓(ya)波動,窯(yao)(yao)電(dian)流下(xia)降,窯(yao)(yao)內 發渾(hun),篦下(xia)溫度高,窯(yao)(yao)頭(tou)、冷1.1回(hui)轉窯(yao)(yao)線偏(pian)離嚴重(zhong)造成(cheng)主電(dian)機(ji)負荷加大(da)(da)；1.2回(hui)轉窯(yao)(yao)上行下(xia)行力偏(pian)大(da)(da)；1.3小齒輪、大(da)(da)齒圈嚙合(he)不佳(jia)也會影響(xiang)電(dian)流波動；2、工藝方面 2.1預(yu)熱(re)器塌料,大(da)(da)量(liang)物(wu)料涌入回(hui)。

電(dian)(dian)機(ji)(ji)(ji)電(dian)(dian)流(liu)(liu)(liu)(liu)波(bo)動(dong)(dong)大(da)(da)原因(yin)、電(dian)(dian)機(ji)(ji)(ji)啟(qi)(qi)動(dong)(dong)電(dian)(dian)流(liu)(liu)(liu)(liu)大(da)(da)的(de)原因(yin)、電(dian)(dian)機(ji)(ji)(ji)電(dian)(dian)流(liu)(liu)(liu)(liu)波(bo)動(dong)(dong)大(da)(da)原因(yin)、電(dian)(dian)機(ji)(ji)(ji)的(de)啟(qi)(qi)動(dong)(dong)電(dian)(dian)流(liu)(liu)(liu)(liu)、電(dian)(dian)機(ji)(ji)(ji)運行電(dian)(dian)流(liu)(liu)(liu)(liu)大(da)(da)的(de)原因(yin)、直(zhi)(zhi)接啟(qi)(qi)動(dong)(dong)的(de)電(dian)(dian)機(ji)(ji)(ji)電(dian)(dian)流(liu)(liu)(liu)(liu)等(deng)相關(guan)主題文檔下載回轉(zhuan)(zhuan)窯窯試(shi)題庫清掃預熱器(qi)結皮時如遇到(dao)厚而大(da)(da)的(de)結皮可以開兩(liang)個以上(shang)的(de)清料(liao)孔同時作(zuo)業在(zai)高(gao)溫(wen)風(feng)(feng)(feng)機(ji)(ji)(ji)慢轉(zhuan)(zhuan)時直(zhi)(zhi)接啟(qi)(qi)動(dong)(dong)風(feng)(feng)(feng)機(ji)(ji)(ji)主電(dian)(dian)機(ji)(ji)(ji)有利于節能為避免熟料(liao)落偏現象故篦冷機(ji)(ji)(ji)的(de)線(xian)應(ying)與回轉(zhuan)(zhuan)窯的(de)線(xian)在(zai)一(yi)條(tiao)直(zhi)(zhi)(使用(yong) 2#煤(mei)粉(fen)風(feng)(feng)(feng)機(ji)(ji)(ji))—啟(qi)(qi)動(dong)(dong)噴煤(mei)羅(luo)茨風(feng)(feng)(feng)機(ji)(ji)(ji)—調(diao)整燒(shao)嘴(zui)前各風(feng)(feng)(feng)道閥門,保證火焰形狀(zhuang)適合—進行輔機(ji)(ji)(ji) 轉(zhuan)(zhuan)窯,掛上(shang)慢轉(zhuan)(zhuan)聯(lian)軸(zhou)器(qi)—啟(qi)(qi)動(dong)(dong)慢轉(zhuan)(zhuan)電(dian)(dian)機(ji)(ji)(ji)—啟(qi)(qi)動(dong)(dong)冷風(feng)(feng)(feng)套風(feng)(feng)(feng)機(ji)(ji)(ji) 預熱器(qi)進口溫(wen)度(du)達到(dao) 600℃啟(qi)(qi)。

回(hui)(hui)轉(zhuan)窯(yao)(yao)(yao)窯(yao)(yao)(yao)主(zhu)(zhu)電(dian)(dian)機電(dian)(dian)流(liu)波(bo)動大(da)的(de)原(yuan)(yuan)因,回(hui)(hui)轉(zhuan)窯(yao)(yao)(yao)窯(yao)(yao)(yao)況的(de)原(yuan)(yuan)因及處(chu)理(li)首先減(jian)少或停(ting)止入窯(yao)(yao)(yao)的(de)給料量(liang)視(shi)結(jie)圈(quan)程度而定加大(da)煤氣量(liang)和風量(liang)提高(gao)結(jie)圈(quan)處(chu)溫度再(zai)停(ting)止噴煤氣降低結(jie)圈(quan)處(chu)溫度這樣反復處(chu)理(li)使結(jie)圈(quan)受冷(leng)熱交(jiao)替相互作用造成(cheng)開裂因此,回(hui)(hui)轉(zhuan)窯(yao)(yao)(yao)是石(shi)灰生產中的(de)主(zhu)(zhu)機,俗稱石(shi)灰工(gong)廠的(de)"心臟"。本文中,我公(gong)司(si)的(de)工(gong)程師為您介紹石(shi)灰回(hui)(hui)轉(zhuan)窯(yao)(yao)(yao)的(de)投料規(gui)程:1.通知(zhi)現場巡檢(jian)工(gong)停(ting)止回(hui)(hui)轉(zhuan)窯(yao)(yao)(yao)慢轉(zhuan),脫開慢轉(zhuan)離合器(qi),將窯(yao)(yao)(yao)速設定為對于一次窯(yao)(yao)(yao)電(dian)(dian)流(liu)高(gao)且波(bo)動大(da)的(de)原(yuan)(yuan)因分析及總(zong)結(jie) 我公(gong)司(si)是中材南(nan)京院設計的(de) 5000t/d 水泥熟料生產線。回(hui)(hui)轉(zhuan)窯(yao)(yao)(yao)規(gui)格:Ф4.8m×74m、篦冷(leng)機為 NC39325。轉(zhuan)速 0.35rpm—4.0rpm/min、主(zhu)(zhu)電(dian)(dian)。