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class="pic"><img src="https://tyunfile.71360.com/UploadFile/15958815551/637255771859130859/3536956.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="m5cs2hx" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/15958815551/637255771859130859/3536956.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="qaqr0ez" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>浙江省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>舟山排煙通風(fēng)管道,通風(fēng)管道</p><p><span>***更新：</span>2021-01-09 06:07:30</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="8idzs5y" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">寧波盼達環(huán)保科技有限公司</a></p><p><span>聯(lián)系人：</span>李盼盼</p><p><span>郵箱: </span>305497921@qq.com</p><p><span>電話: </span>15958815551</p><p><span>傳真: </span>0574_</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0574-15958815</p><p><span>地址: </span>掌起鎮(zhèn)戎家村大佑塘18號</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="kpezb48" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="zq23lre" class="box"><p><p> 壓力計 </p> <p> (1)U形壓力計 </p> <p> 由U形玻璃管制成，其中測壓液體視被測壓力范圍選用水、酒精或汞，U形壓力計不適于測量微小壓力。壓力值由液柱高差讀得換算，p值按下式計算： </p> <p> p=ρgh (Pa) (2.8－1) </p> <p> 式中p—壓力，Pa； </p> <p> h—液柱差，mm； </p> <p> ρ—液體密度，g/cm3； </p> <p> g—重力加速度，m/s2。 </p> <p> (2)傾斜式微壓計 </p> <p> 測壓時，將微壓計容器開口與測定系統(tǒng)中壓力較高的一端相連，斜管與系統(tǒng)中壓力較低的一端相連，作用于兩個液面上的壓力差，使液柱沿斜管上升，壓力p按下式計算： </p> <p> p=K·L(Pa)(2.8－2) </p> <p> 式中L—斜管內(nèi)液柱長度，mm； </p> <p> K—斜管系數(shù)，由儀器斜角刻度讀得，舟山排煙通風(fēng)管道。 </p> <p> 測壓液體密度，常用密度為0.1g/cm3的乙醇。當(dāng)采用其他密度的液體時，需進行密度修正。 </p> <p> (三)測定方法 </p> <p> 1.試前，將儀器調(diào)整水平，檢查液柱有無氣泡，并將液面調(diào)至零點，然后根據(jù)測定內(nèi)容用橡皮管將測壓管與壓力計連接，舟山排煙通風(fēng)管道，舟山排煙通風(fēng)管道。畢托管與U形壓力計測量煙氣全壓、靜壓、動壓的連接方法。 </p> <p> 2測壓時，畢托管的管嘴要對準(zhǔn)氣流流動方向，其偏差不大于5°，每次測定反復(fù)三次，取平均值。 </p> <p> <br /> </p> <p> <br /> 通風(fēng)管道的平方米是怎么算的？舟山排煙通風(fēng)管道</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="舟山排煙通風(fēng)管道,通風(fēng)管道" src="https://tyunfile.71360.com/UploadFile/15958815551/637255771859130859/3536956.png"></div><p> 寧波盼達環(huán)?？萍加邢薰揪哂卸嗄晔┕そ?jīng)驗，專業(yè)從事工程通風(fēng)設(shè)計、施工安裝，排煙罩、通風(fēng)管道等白鐵制作產(chǎn)品，實現(xiàn)從設(shè)計、生產(chǎn)、安裝的一站式服務(wù)。 </p> <p> <br /> </p> <p> 1、凈化空調(diào)系統(tǒng)用通風(fēng)管道【鍍鋅版、不銹鋼】 </p> <p> 2、**系統(tǒng)用通風(fēng)管道【鍍鋅板、彩鋼保溫板】 </p> <p> 3、環(huán)境控制系統(tǒng)用風(fēng)管【鍍鋅板、不銹鋼】 </p> <p> 4、工業(yè)通風(fēng)系統(tǒng)用風(fēng)管【鋼板、鍍鋅板】 </p> <p> 無機玻璃鋼通風(fēng)管道 </p> <p> 無機玻璃鋼通風(fēng)管道又稱為玻鎂風(fēng)管，是以改性菱鎂水泥為膠結(jié)料，摻入有機或無機填充料，并用中堿玻璃纖維布進行增強而制成的一種管材。具有不燃燒、耐腐蝕、強度高和重量輕等特點，被廣泛應(yīng)用于賓館、飯店、大型商場、寫字樓的空調(diào)工程以及礦井通風(fēng)、工廠排煙、除塵等工程。在建筑工程、地下工程及工業(yè)廠房的通風(fēng)中，它已經(jīng)完全取代了不耐燃的有機玻璃鋼通風(fēng)管，并在逐步取代防腐性能差的鍍鋅鐵皮通風(fēng)管。尤其是在濕度大的地下工程和長江以南地區(qū)，它的優(yōu)越性更為明顯。 </p> <p> <br /> 仙居通風(fēng)管道維護事項空調(diào)通風(fēng)管道安裝？？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="舟山排煙通風(fēng)管道,通風(fēng)管道" src="https://tyunfile.71360.com/UploadFile/15958815551/637253977486992187/669973.jpg"></div><p> 1、通風(fēng)機安裝應(yīng)符合下列規(guī)定 </p> <p> （1）風(fēng)機試運轉(zhuǎn)時，葉輪旋轉(zhuǎn)方向正確，經(jīng)不少于2H運轉(zhuǎn)后，滑動軸承溫升不超過35度，比較高溫度不超過70度；滾動軸承溫升不超過40度，比較高溫度不超過80度。 </p> <p> （2）離心風(fēng)機與減震臺座接觸緊密，螺栓擰緊，并有防松裝置。 </p> <p> （3）管道風(fēng)機采用減震吊架安裝時，風(fēng)機與減震吊架連接緊密，牢固可靠；采用支拖架安裝時，風(fēng)機與減震器及支架、托架連接緊密，穩(wěn)固可靠。 </p> <p> 2、過濾器、紙除塵器、過濾器吸收器安裝應(yīng)符合下列規(guī)定 </p> <p> （1）各種設(shè)備的型號、規(guī)格、額定風(fēng)量必須符合設(shè)計要求。 </p> <p> （2）各種設(shè)備的安裝方向必須正確。 </p> <p> （3）設(shè)備與管路連接時，宜采用整體性的橡膠軟管接頭，并不得漏氣；固定支架應(yīng)平正穩(wěn)定。 </p> <p> （4）過濾器的安裝應(yīng)固定牢固，過濾器與框架、框架與維護結(jié)構(gòu)之間無明顯縫隙。 </p> <p> （5）紙除塵器和過濾器的安裝，應(yīng)固定牢固，位置準(zhǔn)確，連接嚴(yán)密。 </p> <p> <br /> </p><p> 給水排水管道、供油管道與附件的安裝 </p> <p> 1、壓力排水管宜采用給水鑄鐵管、鍍鋅管、鍍鋅鋼管或UPVC塑料管，其接口應(yīng)采用油麻填充或石棉水泥抹口，不得采用水泥砂漿抹口。 </p> <p> 2、油管絲扣連接的填料，應(yīng)采用甘油和紅丹粉的調(diào)和物，不得采用鉛油麻絲。油管法蘭連接的墊板，應(yīng)采用兩面涂石墨的石棉紙板，不得采用普通橡膠墊圈。 </p> <p> <p> 防爆清掃口安裝，應(yīng)符合下列要求： </p> <p> 1、當(dāng)采用防護蓋板時，蓋板應(yīng)采用厚度大于3mm的鍍鋅或鍍鉻鋼板制作；其表面應(yīng)光潔，安裝應(yīng)嚴(yán)密； </p> <p> 2、清掃口安裝高度應(yīng)低于周圍地面3～5mm。 </p> <p> 3、與工程外部相連的管道的控制閥門，應(yīng)安裝在工程內(nèi)靠近防護墻處，并應(yīng)便于操作，啟閉靈活，有明顯的標(biāo)志?？刂崎y門的工作壓力應(yīng)大于1MPa。控制閥門在安裝前，應(yīng)逐個進行強度和嚴(yán)密性檢驗。 </p> <p> 4、各種閥門啟閉方向和管道內(nèi)介質(zhì)流向，應(yīng)標(biāo)示清晰、準(zhǔn)確。 </p> <p> <br /> </p> </p> <p> <br /> 通風(fēng)管道有哪幾種做法？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="舟山排煙通風(fēng)管道,通風(fēng)管道" src="https://tyunfile.71360.com/UploadFile/15958815551/637238386942197266/2260183.jpg"></div><p> 通風(fēng)管道風(fēng)壓、風(fēng)速、風(fēng)量測定方法 </p> <p> 一、測定位置和測定點 </p> <p> (一)測定位置的選擇 </p> <p> 通風(fēng)管道內(nèi)風(fēng)速及風(fēng)量的測定，是通過測量壓力換算得到。測得管道中氣體的真實壓力值，除了正確使用測壓儀器外，合理選擇測量斷面、減少氣流擾動對測量結(jié)果的影響很大。測量斷面應(yīng)盡量選擇在氣流平穩(wěn)的直管段上。測量斷面設(shè)在彎頭、三通等異形部件前面(相對氣流流動方向)時，距這些部件的距離應(yīng)大于2倍管道直徑。當(dāng)測量斷面設(shè)在上述部件后面時，距這些部件的距離應(yīng)大于4～5倍管道直徑。當(dāng)測試現(xiàn)場難于滿足要求時，為減少誤差可適當(dāng)增加測點。但是，測量斷面位置距異形部件的**小距離至少是管道直徑的1.5倍。 </p> <p> <br /> </p> <p> <br /> 通風(fēng)管道主要用的是哪些鋼材原材料？仙居通風(fēng)管道維護事項</p><p style="text-indent:25px">通風(fēng)管道屬于哪個部門管？舟山排煙通風(fēng)管道</p><p> 柴油發(fā)電機組的試運行應(yīng)符合下列規(guī)定： </p> <p> 1、空載運行應(yīng)在設(shè)備檢查、試驗合格后進行，空載運行時間不應(yīng)少于30min； </p> <p> 2、負(fù)載運行應(yīng)在空載運行正常后進行。試運行時，負(fù)荷應(yīng)由空載狀態(tài)逐步增加并在額定容量的25％、50％、75％的負(fù)荷下各運行1h，滿載運行不少于2h； </p> <p> 3、超載運行應(yīng)在額定容量110％的負(fù)荷下運行30min； </p> <p> 4、并車試驗應(yīng)在各機組單機運行試驗正常后進行。并車裝置性能應(yīng)可靠。各并車機組在50％額定負(fù)荷以上時，有功功率和無功功率分配差度均應(yīng)符合設(shè)計要求； </p> <p> 5、自啟動試驗應(yīng)在上述試驗正常后進行，且不應(yīng)少于3次。機組各項功能應(yīng)符合設(shè)計要求。 </p> <p> <br /> 舟山排煙通風(fēng)管道</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2768281.html</p></div></div></div></div></div><div id="wt8uvhm" class="page-right twoColRt"><div id="xqwwwoe" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8pzkasi" 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配件哪家強信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="vi88zuf" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img 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