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class="proBig"><div id="fu82kkb" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/qyqyjx/637332908941503906/8521174.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="nmjgxof" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/qyqyjx/637332908941503906/8521174.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8f7942m" 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>山西電地暖采暖爐哪個(gè)牌子好,儲(chǔ)熱</p><p><span>***更新：</span>2020-09-02 18:16:24</p><p><span id="click" >瀏覽次數(shù)：3次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="0mllbtg" 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="crsumjv" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="scumoq7" class="box"><p><p> 國家標(biāo)準(zhǔn)《蓄熱型電加熱裝置（送審稿）》,本標(biāo)準(zhǔn)適用于以電為加熱熱源進(jìn)行蓄熱、采用熱能作為輸出形式，且額定工作電壓等級(jí)10kV及以下、標(biāo)稱蓄熱電功率5kW及以上的蓄熱型電加熱裝置（以下簡稱“裝置”）。其他額定工作電壓或標(biāo)稱蓄熱電功率的裝置可參照使用。本標(biāo)準(zhǔn)不適用于特種設(shè)備和作為建筑供暖末端的器具。 </p> <p> 主要技術(shù)要點(diǎn)如下： </p> <p> 通用性要求：提出產(chǎn)品的共性規(guī)定，考慮了與其他已有相關(guān)標(biāo)準(zhǔn)的協(xié)調(diào)性問題，首先參考國內(nèi)現(xiàn)行的相關(guān)標(biāo)準(zhǔn)，然后再根據(jù)本產(chǎn)品的實(shí)際情況進(jìn)行細(xì)化，山西電地暖采暖爐哪個(gè)牌子好。主要包括基本規(guī)定、防護(hù)、材料，山西電地暖采暖爐哪個(gè)牌子好，山西電地暖采暖爐哪個(gè)牌子好、部件與結(jié)構(gòu)以及運(yùn)行控制四個(gè)部分。顯熱儲(chǔ)熱技術(shù)目前主要應(yīng)用領(lǐng)域包含工業(yè)窯爐和電采暖、居民采暖、光熱發(fā)電等領(lǐng)域中。山西電地暖采暖爐哪個(gè)牌子好</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="山西電地暖采暖爐哪個(gè)牌子好,儲(chǔ)熱" src="https://tyunfile.71360.com/UploadFile/qyqyjx/637332908941503906/8521174.png"></div><p style="text-indent:25px">無機(jī)水合鹽相變儲(chǔ)熱材料：無機(jī)結(jié)晶水合鹽的通式為AB?nH2O，熔點(diǎn)固定，具備較大的相變熱(～254kJ/kg)、導(dǎo)熱系數(shù)(～0.5W/m℃)和體積儲(chǔ)熱密度(～350MJ/m3)，其相變溫度范圍是10～130℃此外由于成本低、制備簡單，因此具有良好的應(yīng)用前景。儲(chǔ)熱過程主要是升溫時(shí)結(jié)晶水脫出，無機(jī)鹽熔解而吸熱；降溫時(shí)發(fā)生逆過程，無機(jī)鹽吸收結(jié)晶水而放熱。這類相變材料主要包括堿及堿土金屬的鹵化物、硝酸鹽、磷酸鹽、碳酸鹽、硫酸鹽及醋酸鹽等，無機(jī)水合鹽儲(chǔ)熱材料的實(shí)驗(yàn)室制備過程是利用水浴加熱使無機(jī)鹽熔解，冷卻后即可獲得含有結(jié)晶水的儲(chǔ)熱材料。山西電地暖采暖爐哪個(gè)牌子好熱化學(xué)反應(yīng)儲(chǔ)熱如果反應(yīng)過程能用催化劑或反應(yīng)物控制，可長期儲(chǔ)存熱量。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="山西電地暖采暖爐哪個(gè)牌子好,儲(chǔ)熱" src="https://tyunfile.71360.com/UploadFile/qyqyjx/637332910462285156/419867.png"></div><p style="text-indent:25px">相變儲(chǔ)熱的優(yōu)點(diǎn)：容積儲(chǔ)熱密度大：因?yàn)橐话阄镔|(zhì)在相變時(shí)所吸收(或放出)的潛熱約為幾百至幾千kJ/kg。例如，冰的熔解熱為335kJ/kg，水的比熱容為4. 2kJ（kg?℃），巖石的比熱容為0.84kJ（kg?℃）。所以儲(chǔ)存相同的熱量，相變儲(chǔ)熱體所需的容積小得多，即設(shè)備投資費(fèi)用降低。許多場(chǎng)合需要限制儲(chǔ)熱設(shè)備的空間尺寸及質(zhì)量(如在原有的建筑物中安裝儲(chǔ)熱設(shè)備等)，就可優(yōu)先考慮采用相變存儲(chǔ)設(shè)備。溫度波動(dòng)幅度小：物質(zhì)的相變過程是在一定的溫度下進(jìn)行的，變化范圍極小，這個(gè)特性可使相變儲(chǔ)熱體能夠保持基本恒定的熱力效率和供熱能力。因此，當(dāng)選取的相變材料的溫度與熱用戶的要求基本一致時(shí)，可以不需要溫度調(diào)節(jié)或控制系統(tǒng)。這樣，不僅設(shè)計(jì)簡化，而且能降低不少成本。</p><p style="text-indent:25px">復(fù)合類相變儲(chǔ)熱材料：通過制備復(fù)合結(jié)構(gòu)儲(chǔ)熱材料實(shí)現(xiàn)相變材料的微封裝以解決相變材料的相分離、導(dǎo)熱性能差、儲(chǔ)熱密度不高以及儲(chǔ)/釋熱性能的結(jié)構(gòu)優(yōu)化等問題是目前儲(chǔ)熱材料研究的熱點(diǎn)。復(fù)合結(jié)構(gòu)儲(chǔ)熱材料的微封裝主要通過微膠囊化以及定形結(jié)構(gòu)實(shí)現(xiàn)。微膠囊相變材料主要是以高分子聚合物或者無機(jī)材料為壁材、PCM 材料為芯材，采用固定形狀包裹技術(shù)制備而成的復(fù)合結(jié)構(gòu)儲(chǔ)熱材料。微膠囊方法主要包括原位聚合、界面聚合、懸浮聚合、噴霧干燥、相分離以及溶膠-凝膠和電鍍等工藝。由于制備方法的不同微膠囊相變材料也表現(xiàn)出不同的結(jié)構(gòu)，但以核殼結(jié)構(gòu)非常為多見。儲(chǔ)熱技術(shù)普遍地應(yīng)用于化工、冶金、熱動(dòng)等熱能儲(chǔ)存與轉(zhuǎn)化領(lǐng)域。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="山西電地暖采暖爐哪個(gè)牌子好,儲(chǔ)熱" src="https://tyunfile.71360.com/UploadFile/qyqyjx/637332909256220703/7131860.png"></div><p style="text-indent:25px">“當(dāng)前，儲(chǔ)能儲(chǔ)熱是我國能源**的短板，是規(guī)模化使用可再生能源的關(guān)鍵，是積極發(fā)展微電網(wǎng)的保障、是普及推廣電動(dòng)汽車的重點(diǎn)，所以，儲(chǔ)能儲(chǔ)熱工作意義重大，我們要補(bǔ)短板，發(fā)展高效儲(chǔ)能儲(chǔ)熱工作，才能推動(dòng)能源**、推動(dòng)供熱工作發(fā)展”。做好清潔供熱工作是保民生，得民心的重大工程，是打贏藍(lán)天保衛(wèi)戰(zhàn)的重要保證。未來的供熱工作必須實(shí)現(xiàn)“六個(gè)**”：集中與分散相結(jié)合、固定與移動(dòng)相結(jié)合、大型與小型相結(jié)合、供熱與供冷相結(jié)合、民用與工業(yè)相結(jié)合、功能與儲(chǔ)能相結(jié)合，通過蓄熱等技術(shù)來搭建現(xiàn)代化的供熱供冷體系。熔融鹽類相變儲(chǔ)熱材料一般應(yīng)用于中高溫領(lǐng)域，120～1000 ℃及以上。天津相變儲(chǔ)熱棒制造商</p><p style="text-indent:25px">儲(chǔ)熱技術(shù)包括熱能的儲(chǔ)存，即熱能在物質(zhì)載體上的存在狀態(tài)，理論上表現(xiàn)為其熱力學(xué)特征。山西電地暖采暖爐哪個(gè)牌子好</p><p style="text-indent:25px">從儲(chǔ)熱材料的相變方式來說，相變材料可以分為固-固相變材料，固-液相變材料，氣-液相變材料和固-氣相變材料。其中固-固相變材料主要是通過材料分子結(jié)構(gòu)方式的改變實(shí)現(xiàn)能量的存儲(chǔ)和釋放(如由無定形材料轉(zhuǎn)變?yōu)榫w等)，不過這種轉(zhuǎn)化方式的能量密度較低，因此發(fā)展?jié)摿Σ淮?。?液相變和固-氣相變材料因其在相變過程中會(huì)發(fā)生較大體積變化，需要較大體積的壓力容器，因而應(yīng)用受到了極大的限制，而固-液相變材料因其體積變化較小且能量密度合理而得到了較為普遍的應(yīng)用。山西電地暖采暖爐哪個(gè)牌子好</p><p style="text-indent:25px">強(qiáng)野機(jī)械科技（上海）有限公司是一家機(jī)械科技、新能源科技、節(jié)能科技、環(huán)保科技專業(yè)領(lǐng)域內(nèi)的技術(shù)服務(wù)、技術(shù)咨詢、技術(shù)開發(fā)、技術(shù)轉(zhuǎn)讓，機(jī)械設(shè)備的安裝，銷售機(jī)械設(shè)備、電子產(chǎn)品，生產(chǎn)加工機(jī)械設(shè)備、電子產(chǎn)品?！疽婪毥?jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門批準(zhǔn)后方可開展經(jīng)營活動(dòng)】的公司，是一家集研發(fā)、設(shè)計(jì)、生產(chǎn)和銷售為一體的專業(yè)化公司。公司自創(chuàng)立以來，投身于相變儲(chǔ)熱器，相變儲(chǔ)熱棒，，，是能源的主力軍。強(qiáng)野儲(chǔ)能繼續(xù)堅(jiān)定不移地走高質(zhì)量發(fā)展道路，既要實(shí)現(xiàn)基本面穩(wěn)定增長，又要聚焦關(guān)鍵領(lǐng)域，實(shí)現(xiàn)轉(zhuǎn)型再突破。強(qiáng)野儲(chǔ)能始終關(guān)注自身，在風(fēng)云變化的時(shí)代，對(duì)自身的建設(shè)毫不懈怠，高度的專注與執(zhí)著使強(qiáng)野儲(chǔ)能在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1131481.html</p></div></div></div></div></div><div id="b78bvry" class="page-right twoColRt"><div id="uj34dur" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="hrol8wy" class="recomPic likePro"><a 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