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src="https://tyunfile.71360.com/UploadFile/zhiding/637448356579124065/1243336.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="2a2r7md" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>小型氣力輸送系統(tǒng)哪家便宜,氣力輸送</p><p><span>***更新：</span>2021-01-08 09:15:08</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="3no32l8" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">常州智鼎粉體設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>韓同德</p><p><span>郵箱: </span>409766127@qq.com</p><p><span>電話: </span>13815067402</p><p><span>傳真: </span>86_</p><p><span>網(wǎng)址: </span>http://www.czzdft.com</p><p><span>手機(jī): </span>86-13815067</p><p><span>地址: </span>五星街道新莊村委周家村49號(hào)</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="2tst3iu" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="k3jluqx" class="box"><p><p style="text-indent:25px">密相氣力輸送是氣固兩相流的復(fù)雜運(yùn)動(dòng)過(guò)程。目前密相倉(cāng)泵氣力輸送系統(tǒng)參數(shù)的確定仍基于懸浮型稀相正壓氣力輸送計(jì)算方法，重要參數(shù)仍依賴經(jīng)驗(yàn)選取，計(jì)算結(jié)果誤差較大，使工程設(shè)計(jì)和運(yùn)行管理具有不確定性。影響密相氣力輸送的關(guān)鍵因素是能耗和穩(wěn)定性，在參數(shù)設(shè)計(jì)、設(shè)備選型期間就需考慮系統(tǒng)壓力損失系統(tǒng)壓力損失包括供料裝置壓力損失、物料加速和提升壓力損失、管路沿程壓力損失（水平直管、垂直直管、彎管、斜管、管件、閥件等）及分離器壓力損失等，小型氣力輸送系統(tǒng)哪家便宜。通常采用經(jīng)驗(yàn)公式，以輸送氣體的壓力損失為基礎(chǔ)，用壓損因子來(lái)考慮輸送物料的壓力損失。設(shè)計(jì)計(jì)算時(shí)應(yīng)對(duì)易引起壓力下降或流阻較大的地方多加考慮，選擇合理的材料和設(shè)計(jì)方案。氣力輸送裝置的結(jié)構(gòu)簡(jiǎn)單，小型氣力輸送系統(tǒng)哪家便宜，小型氣力輸送系統(tǒng)哪家便宜，操作方便，可作水平的、垂直的或傾斜方向的輸送。小型氣力輸送系統(tǒng)哪家便宜</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="小型氣力輸送系統(tǒng)哪家便宜,氣力輸送" src="https://tyunfile.71360.com/UploadFile/zhiding/637448356579124065/1243336.png"></div><p style="text-indent:25px">氣力輸送系統(tǒng)設(shè)計(jì)：高速公路路面施工一般利用拌和站進(jìn)行瀝青混合料拌和，為了改善瀝青性能需要添加顆粒狀的外摻劑，例如顆粒狀纖維、抗車轍劑、瀝青改性劑、硬質(zhì)瀝青顆粒等［1］。目前瀝青混合料中外摻劑的添加以人工輔助的半自動(dòng)和自動(dòng)投料設(shè)備為主，人工輔助的半自動(dòng)投料設(shè)備適用于生產(chǎn)量較小的工程，但存在計(jì)量不準(zhǔn)確等問(wèn)題，采用自動(dòng)化投料設(shè)備是目前的發(fā)展趨勢(shì)。能夠?qū)崿F(xiàn)自動(dòng)投料功能的方式包括螺旋輸送、皮帶輸送、氣力輸送等［2］。在拌和站添加外摻劑時(shí)，由于拌和站比較高，采用螺旋方式和皮帶輸送方式時(shí)結(jié)構(gòu)復(fù)雜且不易安裝，而采用氣力輸送只需將管路連接到拌和站即可，安裝快速。小型氣力輸送系統(tǒng)哪家便宜確定輸送管路布置并計(jì)算輸送管路直徑。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="小型氣力輸送系統(tǒng)哪家便宜,氣力輸送" src="https://tyunfile.71360.com/UploadFile/zhiding/637448356535950232/397066.png"></div><p style="text-indent:25px">氣力輸送系統(tǒng)實(shí)際效果的保證要看這些綜合知識(shí)：負(fù)壓氣力輸送在料封泵屬于工業(yè)上常用的氣力輸送中的一種正壓負(fù)壓氣力輸送，它的氣力輸送操作過(guò)程是在全封閉狀態(tài)下進(jìn)行，因此氣力輸送機(jī)對(duì)環(huán)境幾乎沒(méi)有污染。而且機(jī)器設(shè)備的投資費(fèi)用低，負(fù)壓氣力輸送料封泵結(jié)構(gòu)簡(jiǎn)單、體積小、重量輕，氣力輸送管線同樣簡(jiǎn)便易安裝，土建投資非常少，尤其是在螺旋泵更換為料封泵的項(xiàng)目中，除了料封泵制作一小部分的材料費(fèi)，再無(wú)須增加其它任何費(fèi)用。另外負(fù)壓氣力輸送料封泵在運(yùn)轉(zhuǎn)操作過(guò)程中的檢修工作量非常小，一般只更換噴嘴、出料擴(kuò)散管，偶爾需要換換進(jìn)氣管的密封盤根。</p><p style="text-indent:25px">有針對(duì)性地控制輸送氣流：為了防止散裝粉體物料在運(yùn)輸過(guò)程中免受外部影響或者不會(huì)對(duì)環(huán)境造成不利影響，需要在封閉管道系統(tǒng)中運(yùn)輸。例如，開(kāi)放環(huán)境下運(yùn)輸細(xì)粉物料會(huì)污染環(huán)境，而且可能在輸送過(guò)程中吸收水份從而加劇其運(yùn)輸難度。干燥的壓縮空氣經(jīng)過(guò)測(cè)試和實(shí)踐是輸送此類物料的有效媒介。通常分為真空輸送系統(tǒng)和壓力運(yùn)輸系統(tǒng)兩種不同的形式。壓力運(yùn)輸需要對(duì)輸送空氣進(jìn)行有針對(duì)性的壓力、流量控制。具體取決于被運(yùn)輸?shù)漠a(chǎn)品，目的是為了防止管道堵塞、保持散裝物料的品質(zhì)及其特性，或保護(hù)環(huán)境免受污染。對(duì)加熱狀態(tài)下供給的物料，經(jīng)輸送可起到冷卻作用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="小型氣力輸送系統(tǒng)哪家便宜,氣力輸送" src="https://tyunfile.71360.com/UploadFile/zhiding/637448356632825170/5458119.png"></div><p style="text-indent:25px">氣力輸送管道磨損及對(duì)策：氣力輸送系統(tǒng)普遍應(yīng)用于各種粉粒狀物料的輸送、除塵等，由于輸送物料密度大等特性，導(dǎo)致氣力輸送管道磨損問(wèn)題，這種情況已經(jīng)嚴(yán)重的影響到工業(yè)生產(chǎn)輸送的連續(xù)性和生產(chǎn)安全。重視氣力輸送系統(tǒng)管道磨損問(wèn)題并合理解決，對(duì)于節(jié)能降耗有著重大意義。影響其磨損的幾個(gè)因素：1、輸送速度介質(zhì)速度是影響沖蝕磨損率的較大因素。2、粒子形狀粒子形狀對(duì)沖蝕磨損的影響主要體現(xiàn)為其對(duì)磨損機(jī)理的影響。粒子沖擊靶材時(shí)，粒子與靶材的接觸面積決定了兩者之間作用強(qiáng)度。尖角形粒子對(duì)塑性材料表面的沖蝕多為切削型磨損，球形粒子沖蝕所產(chǎn)生的磨損主要表現(xiàn)為塑性變形磨損。在密閉管道內(nèi)沿氣流方向輸送顆粒狀物料，是流態(tài)化技術(shù)的一種具體應(yīng)用。小型氣力輸送系統(tǒng)哪家便宜</p><p style="text-indent:25px">管道內(nèi)壓力低于大氣壓，自吸進(jìn)料。小型氣力輸送系統(tǒng)哪家便宜</p><p style="text-indent:25px">工藝流程:①進(jìn)料階段：進(jìn)料閥打開(kāi),物料自由落入泵體內(nèi)，當(dāng)泵內(nèi)的物料觸及到料位計(jì)探棒后，料位計(jì)發(fā)出料滿信號(hào)，進(jìn)料閥自動(dòng)關(guān)閉，完成進(jìn)料過(guò)程。②加壓階段：進(jìn)氣閥開(kāi)啟,壓縮空氣從泵體底部的氣化室進(jìn)入，擴(kuò)散后穿過(guò)氣化室，泵內(nèi)的氣壓也逐漸上升。③輸送階段：當(dāng)泵內(nèi)壓力達(dá)到一定值（輸送壓力）時(shí)，出料閥自動(dòng)開(kāi)啟，在泵內(nèi)壓力的作用下，氣化室上部的物料經(jīng)流化后快速進(jìn)入輸送管輸送，在這過(guò)程中，氣化室上的物料始終處于邊流化邊輸送的狀態(tài)中。④吹掃階段:當(dāng)管道內(nèi)物料輸送完畢后（泵內(nèi)壓力下降到管道阻力時(shí)），控制系統(tǒng)供氣延續(xù)一定時(shí)間，壓縮空氣清掃管路，然后關(guān)閉進(jìn)氣閥，間隔一定時(shí)間，關(guān)閉出料閥, 完成一次輸送過(guò)程，從而進(jìn)入下一工作循環(huán)。小型氣力輸送系統(tǒng)哪家便宜</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/2757405.html</p></div></div></div></div></div><div id="ap2qctk" class="page-right twoColRt"><div id="qub3yz2" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="znumdpw" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img 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