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class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/dxstbm/637346547434472656/4743888.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3cuwtvx" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/dxstbm/637346547434472656/4743888.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="3w7c7d7" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>上海5000w發(fā)電機(jī)銷售廠,發(fā)電機(jī)</p><p><span>***更新：</span>2020-12-20 07:12:20</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="83tvnul" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海鼎新電氣（集團(tuán)）有限公司</a></p><p><span>聯(lián)系人：</span>陳總</p><p><span>郵箱: </span>525985154@qq.com</p><p><span>電話: </span>13774466561</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.dingxin-sh.com</p><p><span>手機(jī): </span>021-395577</p><p><span>地址: </span>金園五路333號(hào)3幢1層A區(qū)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="yxm7r3d" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="ncwi3ti" class="box"><p><p style="text-indent:25px">柴油發(fā)電機(jī)燃燒噪聲：燃燒噪聲是柴油在燃燒過(guò)程中產(chǎn)生的結(jié)構(gòu)震動(dòng)和噪聲。在汽缸內(nèi)燃燒噪聲聲壓級(jí)是很高的，但是，發(fā)動(dòng)機(jī)結(jié)構(gòu)中大多數(shù)零件的鋼性較高，其自振頻率多處于中高頻區(qū)域，由于對(duì)聲波傳播頻率響應(yīng)不匹配，因?yàn)樵诘皖l段很高的汽缸壓力級(jí)峰值不能順利地傳出，而中高頻段的汽缸壓力級(jí)則相對(duì)易于傳出。柴油發(fā)電機(jī)冷卻風(fēng)扇和排風(fēng)噪聲：機(jī)組風(fēng)扇噪聲是由渦流噪聲和旋轉(zhuǎn)噪聲組成的，上海5000w發(fā)電機(jī)銷售廠，旋轉(zhuǎn)噪聲由風(fēng)扇的葉片切割空氣流產(chǎn)生周期性擾動(dòng)而引起；渦流噪聲是氣流在旋轉(zhuǎn)的葉片截面上分離時(shí)產(chǎn)生的，由于氣體的粘性引起的旋渦流，輻射一種非穩(wěn)定的的流動(dòng)噪聲。排風(fēng)噪聲、氣流噪聲、風(fēng)扇噪聲、機(jī)械噪聲均是通過(guò)排風(fēng)的通道輻射出去的，上海5000w發(fā)電機(jī)銷售廠，上海5000w發(fā)電機(jī)銷售廠?？得魉拱l(fā)電機(jī)的起動(dòng)，不僅決定于本身的技術(shù)狀況，還受外界氣溫的影響。上海5000w發(fā)電機(jī)銷售廠</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海5000w發(fā)電機(jī)銷售廠,發(fā)電機(jī)" src="https://tyunfile.71360.com/UploadFile/dxstbm/637346547434472656/4743888.png"></div><p style="text-indent:25px">柴油發(fā)電機(jī)的安全使用很重要！柴油發(fā)電機(jī)使用注意觸電危險(xiǎn)：發(fā)電機(jī)的電力進(jìn)入公用線路必須經(jīng)過(guò)具有機(jī)械連鎖的轉(zhuǎn)換開(kāi)關(guān)，一定要確保與市電的分開(kāi)。在需要與市電并網(wǎng)時(shí)必須經(jīng)專業(yè)部門(mén)（供電局）審批，并采用并網(wǎng)**設(shè)備。否則會(huì)有嚴(yán)重的設(shè)備及人身事故危害。機(jī)組一定要做到可靠接地，進(jìn)行帶電設(shè)備的檢修一定要使用絕緣工具，在潮濕的環(huán)境下更是要注意觸電危險(xiǎn)。需要遵守所有的電氣規(guī)定，設(shè)備的電氣部分安裝和檢修必須由具備資格的專業(yè)電氣人員進(jìn)行。上海5000w發(fā)電機(jī)銷售廠如果在柴油發(fā)電機(jī)零部件除銹過(guò)程中，可以使用酸性溶液來(lái)進(jìn)行清理銹蝕層操作。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海5000w發(fā)電機(jī)銷售廠,發(fā)電機(jī)" src="https://tyunfile.71360.com/UploadFile/dxstbm/637346547842050781/7797372.png"></div><p style="text-indent:25px">發(fā)電機(jī)起動(dòng)和運(yùn)行操作：1、對(duì)于停機(jī)超過(guò)24h的機(jī)組，須先打開(kāi)試動(dòng)閥，并起動(dòng)機(jī)油泵。對(duì)于停機(jī)超過(guò)7天的機(jī)組，應(yīng)測(cè)量勵(lì)磁機(jī)及操作電路的絕緣電阻，必須符合要求；2、起動(dòng)燃油泵，放出管路中的空氣，觀察電壓是否在規(guī)定的范圍內(nèi)。若正常，方可進(jìn)行正式起動(dòng)；3、察看起動(dòng)電源的電壓是否符合要求。若電壓正常，按下起動(dòng)按鈕等柴油發(fā)動(dòng)機(jī)正常運(yùn)行后即松開(kāi)；4、當(dāng)柴油發(fā)動(dòng)機(jī)運(yùn)轉(zhuǎn)后，觀察機(jī)油壓力表的指示值，當(dāng)升到規(guī)定值以上時(shí)，停止機(jī)油泵，并關(guān)閉掃氣泵排污閥，穿好前離合器螺釘；5、當(dāng)發(fā)電機(jī)起動(dòng)后，即認(rèn)為發(fā)電機(jī)及全部電氣設(shè)備均已帶電，人體不得接觸帶電部位；6、發(fā)電機(jī)起動(dòng)后，應(yīng)逐漸提高柴油發(fā)動(dòng)機(jī)的轉(zhuǎn)速，并進(jìn)行送電前的檢查；7、逐漸調(diào)整柴油發(fā)動(dòng)機(jī)的轉(zhuǎn)速，但在調(diào)整時(shí)應(yīng)注意觀察發(fā)電機(jī)運(yùn)轉(zhuǎn)是否正常。正常時(shí)，集電環(huán)及換向器上的電刷應(yīng)無(wú)跳動(dòng)、無(wú)冒火花現(xiàn)象、無(wú)異常響聲。</p><p style="text-indent:25px">發(fā)電機(jī)操作規(guī)程：1.啟動(dòng)前應(yīng)檢查燃油箱油量是否充足，各油管及接頭處無(wú)漏油現(xiàn)象；冷卻系統(tǒng)水量是否充足、清潔、無(wú)滲漏，風(fēng)扇皮帶松緊是否合適。檢查內(nèi)燃機(jī)與發(fā)電機(jī)傳動(dòng)部分應(yīng)連接可靠，輸出線路的導(dǎo)線絕緣良好，各儀表齊全、有效。2.啟動(dòng)后，應(yīng)低速運(yùn)轉(zhuǎn)3～5分鐘，待溫度和機(jī)油壓輪均正常后，方可開(kāi)始作業(yè)。發(fā)電機(jī)在升速中應(yīng)無(wú)異響，滑環(huán)及整流子上電刷接觸良好，無(wú)跳動(dòng)及冒火花現(xiàn)象。待運(yùn)轉(zhuǎn)穩(wěn)定，頻率、電壓達(dá)到額定值后，方可向外供電。3.運(yùn)行中出現(xiàn)異響、異味、水溫急劇上升及機(jī)油壓力急劇下降等情況時(shí)，應(yīng)立即停機(jī)檢查并排除故障。4.發(fā)電機(jī)功率因數(shù)不得超過(guò)遲相（滯后）0.95。頻率值的變動(dòng)范圍不得超過(guò)0.5HZ。5.停機(jī)前應(yīng)先切斷各供電分路主開(kāi)關(guān)，逐步減少載荷，然后切斷發(fā)電機(jī)供電主開(kāi)關(guān)，將勵(lì)磁變阻器復(fù)回到電阻較大值位置，使電壓降至較低值，再切斷勵(lì)磁開(kāi)關(guān)和中性點(diǎn)接地開(kāi)關(guān)，之后停止內(nèi)燃機(jī)運(yùn)轉(zhuǎn)。發(fā)電機(jī)組啟動(dòng)前的準(zhǔn)備檢查潤(rùn)滑油的油位、冷卻液液位、燃油量。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海5000w發(fā)電機(jī)銷售廠,發(fā)電機(jī)" src="https://tyunfile.71360.com/UploadFile/dxstbm/637346547967167968/3374194.png"></div><p style="text-indent:25px">更換柴油發(fā)電機(jī)防凍液時(shí)我們需要注意什么： 1、檢查冷卻系統(tǒng)不得有滲漏現(xiàn)象，然后再注入防凍液；? 2、完全排盡冷卻系統(tǒng)中的冷卻水，避免殘留水稀釋配制好的冷卻液，使冰點(diǎn)發(fā)生變化；? 3、防凍液沸點(diǎn)高、熱容量大、蒸發(fā)損失小、冷卻效率高，需要注意的是使用防凍液時(shí)發(fā)動(dòng)機(jī)冷卻溫度要比使用軟化水冷卻時(shí)高出10℃左右，此時(shí)，不能錯(cuò)誤地認(rèn)為是發(fā)動(dòng)機(jī)故障，切不可打開(kāi)水箱蓋，以免熱氣沖出導(dǎo)致?tīng)C傷；? 4、因防凍液具有毒性，使用中應(yīng)注意避免與人體接觸，尤其不得弄入眼內(nèi)；? 5、更換防凍液必須在冷車時(shí)進(jìn)行，并徹底放盡冷卻系統(tǒng)中所有的防凍液殘余，并用清潔軟水清潔后加注至規(guī)定的液面。柴油發(fā)電機(jī)換件修理注意有些配合件要成對(duì)更換。上海5000w發(fā)電機(jī)銷售廠</p><p style="text-indent:25px">柴油發(fā)電機(jī)應(yīng)該有合適的廢氣排出系統(tǒng)，保證柴油發(fā)電機(jī)組的廢氣排出室外。上海5000w發(fā)電機(jī)銷售廠</p><p style="text-indent:25px">如果在柴油發(fā)電機(jī)零部件除銹過(guò)程中，使用酸性溶液來(lái)進(jìn)行清理銹蝕層操作的話，除銹蝕層被溶解外，鋼鐵零部件本身也和酸性溶液發(fā)生化學(xué)反應(yīng)，所以在使用酸性溶液清理銹蝕層時(shí)，應(yīng)在酸性溶液中加入一定比例的石油磺酸或?yàn)趼逋衅返染徫g劑，通過(guò)這種方法能阻止零部件表面金屬再次發(fā)生腐蝕，也可防止氫的侵入。柴油發(fā)電機(jī)零部件電化學(xué)除銹法：電化學(xué)除銹法包括陽(yáng)極除銹和陰極除銹兩種方法，其基本原理是在化學(xué)除銹的酸液中通以電流，以加快除銹的速度，養(yǎng)活酸液的消耗量上海5000w發(fā)電機(jī)銷售廠</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2483427.html</p></div></div></div></div></div><div id="u7tacj3" class="page-right twoColRt"><div id="o322z4z" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="2v4y4ce" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div 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