電地暖采暖爐值得信賴(lài) 強(qiáng)野機(jī)械科技供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買(mǎi)產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="儲(chǔ)熱技術(shù)基于大部分能量轉(zhuǎn)化都是通過(guò)熱能的形式實(shí)現(xiàn)這一事實(shí)，電地暖采暖爐，是非常簡(jiǎn)單的一種儲(chǔ)能方式，它在能源問(wèn)題日益嚴(yán)峻的將來(lái)必將發(fā)揮越來(lái)越重要的作用。從靜態(tài)功能上來(lái)講，儲(chǔ)熱的熱力學(xué)性能揭示了提高儲(chǔ)熱的質(zhì)，即密度是其發(fā)展的內(nèi)在要求，而研究開(kāi)發(fā)"><meta name="keywords" content="電地暖采暖爐,儲(chǔ)熱"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta 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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>電地暖采暖爐,儲(chǔ)熱</p><p><span>***更新：</span>2021-01-04 12:19:27</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="lprypbn" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">強(qiáng)野機(jī)械科技（上海）有限公司</a></p><p><span>聯(lián)系人：</span>陳經(jīng)理</p><p><span>郵箱: </span>328348633@qq.com</p><p><span>電話: </span>18621998725</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.qiangyeny.cn</p><p><span>手機(jī): </span>021-6192072</p><p><span>地址: </span>上海市青浦區(qū)滬青平公路9565號(hào)1幢2層L區(qū)260室</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="zy7z2on" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="lacevco" class="box"><p><p style="text-indent:25px">儲(chǔ)熱技術(shù)基于大部分能量轉(zhuǎn)化都是通過(guò)熱能的形式實(shí)現(xiàn)這一事實(shí)，電地暖采暖爐，是非常簡(jiǎn)單的一種儲(chǔ)能方式，它在能源問(wèn)題日益嚴(yán)峻的將來(lái)必將發(fā)揮越來(lái)越重要的作用。從靜態(tài)功能上來(lái)講，儲(chǔ)熱的熱力學(xué)性能揭示了提高儲(chǔ)熱的質(zhì)，即密度是其發(fā)展的內(nèi)在要求，而研究開(kāi)發(fā)新型寬溫域儲(chǔ)熱材料是提高其儲(chǔ)熱密度的非常有效途徑。從動(dòng)態(tài)功能上講，電地暖采暖爐，更應(yīng)該將儲(chǔ)熱放在整個(gè)熱力系統(tǒng)和網(wǎng)絡(luò)中，電地暖采暖爐，以通過(guò)對(duì)儲(chǔ)熱這一新模塊的動(dòng)態(tài)管理實(shí)現(xiàn)系統(tǒng)能源非常好的配置，而要實(shí)現(xiàn)這一目的就必須對(duì)儲(chǔ)熱過(guò)程進(jìn)行深入的研究和探索。為適應(yīng)太空技術(shù)需求，相變儲(chǔ)熱系統(tǒng)材料需要往低溫方向拓展。電地暖采暖爐</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="電地暖采暖爐,儲(chǔ)熱" src="https://tyunfile.71360.com/UploadFile/qyqyjx/637332909522041016/5723904.png"></div><p style="text-indent:25px">有機(jī)類(lèi)相變儲(chǔ)熱材料：有機(jī)相變材料具有的優(yōu)點(diǎn)：在固體狀態(tài)時(shí)成型性較好，一般不易出現(xiàn)過(guò)冷和相分離現(xiàn)象，并且對(duì)材料的腐蝕性較小，性能比較穩(wěn)定，毒性小，成本低。同時(shí)存在的缺點(diǎn)有：導(dǎo)熱系數(shù)小，導(dǎo)致對(duì)熱量變化的響應(yīng)速度慢，密度較低，從而單位體積的儲(chǔ)能能力較小，并且有機(jī)物一般熔點(diǎn)較低、不適于高溫場(chǎng)合，易揮發(fā)、易燃、易被空氣中的氧氣緩慢氧化老化。有機(jī)儲(chǔ)熱材料主要包括直鏈烷烴、脂肪酸、脂肪醇、多元醇以及高分子相變材料等，可以分為固-固相變和固-液相變兩種。目前，常用的固-固相變有機(jī)儲(chǔ)熱材料包括：層狀鈣鈦礦、高分子類(lèi)聚合物和多元醇等。電地暖采暖爐熔融鹽類(lèi)相變儲(chǔ)熱材料一般由堿金屬的氟化物、氯化物、硝酸鹽、碳酸鹽等組成。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="電地暖采暖爐,儲(chǔ)熱" src="https://tyunfile.71360.com/UploadFile/qyqyjx/637332910348662109/8243019.png"></div><p style="text-indent:25px">無(wú)機(jī)鹽材料來(lái)源普遍、相變焓值大、價(jià)格適中，特別適合用作中高溫相變儲(chǔ)熱材料。研究人員對(duì)溫度高于450 ℃的熔鹽的熱物性進(jìn)行了研究，并將溫度范圍為220℃~290 ℃的無(wú)機(jī)共晶鹽的應(yīng)用拓展到了太陽(yáng)能熱發(fā)電領(lǐng)域，通過(guò)差式掃描量熱等測(cè)試方法，測(cè)定了熔鹽的熱物性。另外，許多熔鹽體系的相變前后的體積變化率超過(guò)10%，較大的體積變化率增大了熔鹽相變材料體系內(nèi)空穴，影響了儲(chǔ)/釋熱速率，同時(shí)增加了儲(chǔ)熱系統(tǒng)設(shè)備的設(shè)計(jì)難度，降低了儲(chǔ)熱效率。為此，研究人員對(duì)熔鹽相變儲(chǔ)熱材料與不銹鋼的兼容性進(jìn)行了研究，結(jié)果表明不銹鋼對(duì)大多數(shù)熔鹽有較好的防腐蝕效果。</p><p style="text-indent:25px">儲(chǔ)熱材料的總結(jié)：微膠囊相變材料盡管有望解決材料相變時(shí)的滲漏、相分離等問(wèn)題，但微膠囊在實(shí)現(xiàn)較好的封裝效果的同時(shí)往往難以實(shí)現(xiàn)熱性能的提高。定形結(jié)構(gòu)相變材料更有利于平衡結(jié)構(gòu)與性能之間的關(guān)系，實(shí)現(xiàn)復(fù)合結(jié)構(gòu)儲(chǔ)熱材料的研究應(yīng)用領(lǐng)域的拓展。復(fù)合結(jié)構(gòu)儲(chǔ)熱材料的研究多集中在低溫范疇，對(duì)中高溫領(lǐng)域復(fù)合結(jié)構(gòu)相變材料的深入研究才剛剛起步，拓展復(fù)合結(jié)構(gòu)儲(chǔ)熱材料的溫度應(yīng)用領(lǐng)域、中高溫材料的篩選以及從材料界面-結(jié)構(gòu)-性能優(yōu)化等多尺度問(wèn)題的研究都是未來(lái)研究的重點(diǎn)。相變儲(chǔ)熱系統(tǒng)在高溫區(qū)同樣也需適應(yīng)更高的溫度以滿足更多應(yīng)用場(chǎng)景需求。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="電地暖采暖爐,儲(chǔ)熱" src="https://tyunfile.71360.com/UploadFile/qyqyjx/637332909325058594/2676052.png"></div><p style="text-indent:25px">當(dāng)前儲(chǔ)熱技術(shù)主要可分為四類(lèi)：顯熱儲(chǔ)熱、潛熱儲(chǔ)熱、吸附/吸收的熱化學(xué)儲(chǔ)熱、可逆反應(yīng)的熱化學(xué)儲(chǔ)熱。據(jù)報(bào)告介紹，除顯熱儲(chǔ)熱已經(jīng)使用百年以上，潛熱儲(chǔ)熱（相變儲(chǔ)熱）才剛剛開(kāi)始使用，其他兩類(lèi)熱化學(xué)技術(shù)還處于研發(fā)初期。在當(dāng)前儲(chǔ)熱技術(shù)發(fā)展中，儲(chǔ)熱技術(shù)在從材料、單元與裝置、優(yōu)化與集成等方面面臨著多項(xiàng)挑戰(zhàn)。在儲(chǔ)熱材料方面，當(dāng)前需要追求更高能量密度、更寬溫域、更長(zhǎng)壽命、更高經(jīng)濟(jì)性的材料，為適應(yīng)太空技術(shù)需求，儲(chǔ)熱材料需要往低溫方向拓展，在高溫區(qū)同樣也需適應(yīng)更高的溫度以滿足更多應(yīng)用場(chǎng)景需求，拓展溫區(qū)實(shí)現(xiàn)-200~1500℃。在相變儲(chǔ)熱系統(tǒng)過(guò)程方面，不僅關(guān)注相變儲(chǔ)熱系統(tǒng)換熱器本身的性能，而且以換熱系統(tǒng)網(wǎng)絡(luò)整體為著眼點(diǎn)。天津相變儲(chǔ)熱棒制造商</p><p style="text-indent:25px">相變儲(chǔ)熱系統(tǒng)數(shù)學(xué)上表現(xiàn)為物質(zhì)本身的比熱容和溫度變化的乘積。電地暖采暖爐</p><p style="text-indent:25px">從能源安全的角度來(lái)看，儲(chǔ)熱儲(chǔ)能是涉及基礎(chǔ)民生的工作，也是保障能源安全的重要環(huán)節(jié)。儲(chǔ)熱介質(zhì)吸收太陽(yáng)輻射或其他載體的熱量蓄存于介質(zhì)內(nèi)部，環(huán)境溫度低于介質(zhì)溫度時(shí)熱量即釋放。熱量以顯熱、潛熱或兩者兼有的形式儲(chǔ)存。顯熱是靠?jī)?chǔ)熱介質(zhì)的溫度升高來(lái)儲(chǔ)存。常溫下水和卵石均為常用的儲(chǔ)熱材料，水的儲(chǔ)熱量是同樣體積石塊的3倍。潛熱儲(chǔ)存是利用材料由固態(tài)熔化為液態(tài)時(shí)需要大量熔解熱的特性來(lái)吸收儲(chǔ)存熱量。熱量釋放后介質(zhì)回到固態(tài)，相變反復(fù)循環(huán)形成貯存、釋放熱量的過(guò)程。電地暖采暖爐</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2701454.html</p></div></div></div></div></div><div id="t7eh8yu" class="page-right twoColRt"><div id="f4mxxe7" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ueg7q89" 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" 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