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href="http://www.cdcfah.com/cp/second-jxjxysb_crsbje/">傳熱設(shè)備</a>?<a href="http://www.cdcfah.com/cp/third-crsbje_huanreqifp/">換熱器</a>?安徽板式熱交換器工廠上海板換機(jī)械設(shè)備供應(yīng)</p><div id="er8iurd" class="leftbox clearfix"><h1>安徽板式熱交換器工廠上海板換機(jī)械設(shè)備供應(yīng)</h1><div id="bldf8kp" class="proBig"><div id="t8tl9pf" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shbhjxsb/637221141780898437/5891666.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="yvs7fcp" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shbhjxsb/637221141780898437/5891666.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="a7vsc8v" 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>安徽板式熱交換器工廠</p><p><span>***更新：</span>2020-06-09 07:20:41</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="r4zqubi" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海板換機(jī)械設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>張?jiān)浦?/p><p><span>郵箱: </span>shinfo@shphe.com</p><p><span>電話: </span>15921733465</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.shphe.com</p><p><span>手機(jī): </span>021-57247534</p><p><span>地址: </span>山陽(yáng)鎮(zhèn)山寧路99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="7w2cegi" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="2mbj8j2" class="box"><p><p> 對(duì)碳鋼、低合金鋼、銅合金和某些牌號(hào)的不銹鋼而言,熔解氧是影響它們?cè)谒懈g行為的**重要因素。其他溶解氣體在水中無(wú)氧時(shí)CO2將導(dǎo)致銅和鋼的腐蝕,但不促進(jìn)鋁的腐蝕。微量的氨腐蝕銅合金,但對(duì)鋁和鋼沒(méi)有影響。H2S促進(jìn)銅和鋼的腐蝕,但對(duì)鋁無(wú)影響。SO2降低了水的pH值,增加了水對(duì)金屬的腐蝕性。硬度一般說(shuō)來(lái),淡水的硬度增高對(duì)銅、鋅、鉛和鋼等金屬的腐蝕減小。非常軟的水腐蝕性很強(qiáng),在這種水中,不宜用銅、鉛、鋅。相反,鉛在軟水中耐蝕,在硬度高的水中產(chǎn)生孔蝕。pH值鋼在pH>11的水中腐蝕較小,pH<7時(shí)腐蝕增大。離子的影響氯離子可以破壞不銹鋼等鈍化金屬的表面,誘發(fā)孔蝕或。垢的影響淡水中的CaCO3垢。CaCO3垢層對(duì)傳熱不利,但是有利于防止腐蝕。4·傳熱過(guò)程對(duì)腐蝕的影響金屬在有傳熱和沒(méi)有傳熱的條件下,腐蝕行為是不相同的，安徽板式熱交換器工廠。一般說(shuō)來(lái),傳熱使金屬的腐蝕加劇,特別是在有沸騰、汽化或過(guò)熱的條件下更明顯。在不同介質(zhì)中,或?qū)Σ煌慕饘伲不瞻迨綗峤粨Q器工廠,傳熱的影響也不相同。5·防腐方法知道了熱交換器各種腐蝕的原因,合理的選擇防腐措施,才能達(dá)到***利用設(shè)備的目的。折疊防護(hù)針對(duì)以上討論的有關(guān)腐蝕情況，安徽板式熱交換器工廠,提出以下防腐方法:這里主要介紹緩蝕劑,電化學(xué)保護(hù)。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽板式熱交換器工廠" src="http://tyunfile.71360.com/UploadFile/shbhjxsb/637221141780898437/5891666.jpg"></div><p> 在振蕩平面中觀察)兩個(gè)內(nèi)部塊圍成楔形的主流通道103。兩個(gè)內(nèi)部塊11a、11b彼此的**小間距(或者說(shuō)b103)原則上位于內(nèi)部塊11a、11b的上游端部處。由于半徑119a、119b，**小間距(b103)稍微向下游移動(dòng)。主流通道103在其**窄部位的寬度b103大于入口101的寬度bin。主流通道103的形狀尤其通過(guò)塊11a、11b的指向內(nèi)(朝向主流通道103)的表面110a、110b形成，所述表面基本上垂直于振蕩平面延伸。由指向內(nèi)的表面110a、110b圍成的角度在此稱為γ。指向內(nèi)的表面110a、110b可以具有(輕微的)曲率，或可以通過(guò)一個(gè)或多個(gè)半徑、多邊形和/或一個(gè)或多個(gè)直線形成，或通過(guò)它們的混合形式形成。在副流通道104a、104b的入口104a1、104b1處設(shè)有彎部形式的分離器105a、105b(進(jìn)入流動(dòng)室)。從流動(dòng)的角度看，分離器是凸起。在此，在每個(gè)副流通道104a、104b的入口104a1、104b1處，彎部105a、105b在副流通道104a、104b的圓周邊緣的部段上突出到每個(gè)的副流通道104a、104b中，并且在所述位置改變其橫截面形狀，從而減小橫截面面積。在圖1中，如此選擇圓周邊緣的部段，使得每個(gè)彎部105a、105b(此外還)朝向入口101(基本上平行于縱軸線a取向)。根據(jù)應(yīng)用情況，分離器105a、105b可以不同地取向或還可以完全省略。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽板式熱交換器工廠" src="http://tyunfile.71360.com/UploadFile/shbhjxsb/637221141782080078/4786781.jpg"></div><p> 漏斗形的延伸部106和出口通道107如此變細(xì)，使得僅其寬度，也就是，它們?cè)诖怪庇诳v軸線a的振蕩平面中的擴(kuò)展尺寸分別向下游減小。附加地，漏斗形的延伸部106和出口通道107也可以沿部件深度t向下游變細(xì)，也就是垂直于振蕩平面并且垂直于縱軸線a。此外，只有延伸部106可以在深度或?qū)挾壬献兗?xì)，而出口通道107不僅在寬度上而且在深度上變細(xì)，并且反之亦然。出口通道107的變細(xì)程度影響從出口102流出的流體流的方向特性，并且因此影響流體流的振蕩角度。漏斗形的延伸部106和出口通道107的形狀僅在圖1中示例性示出。在此，所述漏斗形的延伸部和所述出口通道的寬度向下游分別線性地減小。其他形式的變細(xì)是可能的。出口可以通過(guò)半徑109倒圓。優(yōu)選地，所述半徑109小于入口101的寬度bin或主流室103的**小寬度b103(沿縱軸線a觀察)。如果半徑109為0，那么出口102是銳利的。入口101和出口102分別具有矩形的橫截面(橫向于縱軸線a)。所述入口和出口分別具有相同的深度t，然而所述入口和所述出口的寬度bin、bex不同。替選地，也可以考慮用于入口101和出口102的非矩形的橫截面，例如圓形的。在圖1的實(shí)施形式中。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽板式熱交換器工廠" src="http://tyunfile.71360.com/UploadFile/shbhjxsb/637221141781054687/1368051.jpg"></div></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/199175.html</p></div></div></div></div></div><div id="xjgy9sm" class="page-right twoColRt"><div id="pw27dug" class="box01 margin10 clearfix"><h3><a 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