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href="http://www.cdcfah.com/cp/third-syyqzz_qtsyyqzz/">其他實驗儀器裝置</a>?廣東低濕度發(fā)生器信息推薦蘇州眾好實驗儀器供應(yīng)</p><div id="833smdk" class="leftbox clearfix"><h1>廣東低濕度發(fā)生器信息推薦蘇州眾好實驗儀器供應(yīng)</h1><div id="kmd3w7t" class="proBig"><div id="mlshczg" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zhsyyq/637382038994363671/7727949.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="fogifhe" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zhsyyq/637382038994363671/7727949.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="qzri2i8" 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>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>廣東低濕度發(fā)生器,濕度發(fā)生器</p><p><span>***更新：</span>2020-10-17 11:11:24</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="ap2pcjg" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">蘇州眾好實驗儀器科技有限公司</a></p><p><span>聯(lián)系人：</span>徐兵兵</p><p><span>郵箱: </span>xbbhdu@163.com</p><p><span>電話: </span>18268001581</p><p><span>傳真: </span>0512_</p><p><span>網(wǎng)址: </span>http://www.zonho-tech.com</p><p><span>手機: </span>0512-68290889</p><p><span>地址: </span>中國（江蘇）自由貿(mào)易試驗區(qū)蘇州片區(qū)蘇州工業(yè)園區(qū)現(xiàn)代大道88號物流大廈1801-02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="3q7ozgx" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="pph3ueq" class="box"><p><p> 雙壓濕度發(fā)生器通常由如下六個部分組成 </p> <p> <br /> </p> <p> （ 1 ）氣源系統(tǒng) </p> <p> <br /> </p> <p> （ 2 ）載氣干燥系統(tǒng) </p> <p> <br /> </p> <p> （ 3 ）飽和器系統(tǒng) </p> <p> <br /> </p> <p> （ 4 ）試驗腔 </p> <p> <br /> </p> <p> （ 5 ）恒溫系統(tǒng) </p> <p> <br /> </p> <p> （ 6 ）溫度和壓力的測量與控制系統(tǒng) </p> <p> <br /> </p> <p> <br /> </p> <p> 雙溫法濕度發(fā)生器 </p> <p> <br /> </p> <p> 原理：ts 和 tc 分別為飽和器溫度和試驗腔溫度，通過氣泵使氣流在飽和器與試驗腔之間不斷循環(huán)，經(jīng)過一定時間之后，氣流中的水汽達(dá)到飽和狀態(tài)。 e w (T s ) 是在溫度 T s 下的飽和水汽壓力， e c 是在較高溫度 T c 下的飽和水汽壓力。假設(shè)氣體為理想氣體，并且飽和器總壓力 P s 等于試驗腔內(nèi)氣體的總壓力 P c ，那么，廣東低濕度發(fā)生器，在溫度為 T c 的試驗腔內(nèi)氣體的相對濕度可以用如下式計算： </p> <p> U=(ew(Ts)/ew(Tc)) * 100 在 Ps 和 Pc 不一致時，特別是在氣流速度較高的情況下，廣東低濕度發(fā)生器，就需要考慮進行壓力修正，廣東低濕度發(fā)生器，U=(ew(Ts)/ew(Tc)) * (Pc/Ps) * 100 基于兩個溫度原理設(shè)計的密閉式濕度發(fā)生器有多種不同的結(jié)構(gòu)形式。上海智能化濕度發(fā)生器廠家。廣東低濕度發(fā)生器</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東低濕度發(fā)生器,濕度發(fā)生器" src="https://tyunfile.71360.com/UploadFile/zhsyyq/637382038994363671/7727949.png"></div><p> 濕度是指每單位容積的氣體所含水分的重量，一般用mg/L作指標(biāo)。相對濕度是指濕度與該溫度飽和狀態(tài)水蒸氣含量之比，用百分?jǐn)?shù)表達(dá)。濕度是指單位體積的空氣中含有水蒸氣重量的實際數(shù)值。飽和濕度是指在一定的氣壓和一定的溫度的條件下、單位體積的空氣中能夠含有水蒸氣的極限數(shù)值。 </p> <p> <br /> </p> <p> 濕度是指在一定溫度時，單位體積的空氣中所含水蒸氣的份量(mg)。相對濕度是指在一定溫度時,空氣中的實際水蒸氣含量與飽和值之比，用百分比表示。水汽含量是指一定體積空氣內(nèi)的水分總量,如水汽密度就是這些量值中的一個稱為濕度.相對濕度是空氣樣本內(nèi)實際水汽含量與同溫度下、同體積的飽和空氣的水汽含量的百分比,是可直接觀測的普通的濕度量值。廣東智能濕度發(fā)生器銷售廠家小型化濕度發(fā)生器廠家。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東低濕度發(fā)生器,濕度發(fā)生器" src="https://tyunfile.71360.com/UploadFile/zhsyyq/637382039483641015/5746535.png"></div><p> 分流法濕度發(fā)生器 </p> <p> 原理：干氣源（一般是干空氣）的氣體按一定的比例分成兩部分，一路進入飽和器 S ，被飽和的氣流在混合室 C M 中同另一股干氣混合，而后進入試驗腔 C T ，排入大氣。飽和器、混合室和試驗腔浸在同一個恒溫槽中。 </p> <p> <br /> </p> <p> 試驗腔中的相對濕度是下列因素的函數(shù)： </p> <p> <br /> </p> <p> (1) 通過飽和器的空氣的份數(shù)。 </p> <p> <br /> </p> <p> (2) 飽和器中的總壓力。 </p> <p> <br /> </p> <p> (3) 飽和水汽壓力。 </p> <p> <br /> </p> <p> (4) 試驗腔中的水汽分壓力。 </p> <p> <br /> </p> <p> 計算試驗腔中相對濕度的公式： </p> <p> <br /> </p> <p> U=100 * X / [1-(1-X) es/Ps ] </p> <p> <br /> </p> <p> 式中，X分流比，es為飽和器中的水汽分壓力， Ps為飽和器中的總壓力。 </p> <p> <br /> </p> <p> 分流法的相對溫度不確定度一般在 1-3 ％范圍內(nèi)；所以在低溫下使用上述簡化式完全能滿足方法的準(zhǔn)確度要求。 </p><p> 低霜點濕度發(fā)生器系統(tǒng)的簡介及規(guī)程或規(guī)范中的技術(shù)要求，如下展示： </p> <p> 低霜點標(biāo)準(zhǔn)濕度發(fā)生器是濕度校準(zhǔn)中必備的儀器之一，系統(tǒng)基于雙溫雙壓法的原理，選用高效的制冷恒溫槽，采用先進的壓力和流量控制技術(shù)，可用于各種類型**儀的校準(zhǔn)，霜點溫度zui底可達(dá)-75℃。 </p> <p> 整套系統(tǒng)符合以下規(guī)程或規(guī)范中的技術(shù)要求： </p> <p> GJB/J5873-2007雙溫雙壓法標(biāo)準(zhǔn)濕度發(fā)生器校準(zhǔn)規(guī)范 </p> <p> JJF1272-2011阻容法**濕度計校準(zhǔn)規(guī)范 </p> <p> JJF（**）38-2014底霜點濕度發(fā)生器校準(zhǔn)規(guī)范小型濕度發(fā)生器批量定制。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東低濕度發(fā)生器,濕度發(fā)生器" src="https://tyunfile.71360.com/UploadFile/zhsyyq/637382039111560936/7804244.png"></div><p> **（或霜點）溫度：指空氣在水汽含量和氣壓都不改變的條件下，冷卻到飽和時的溫度。形象地說，就是空氣中的水蒸氣變?yōu)槁吨闀r候的溫度叫**溫度。**溫度本是個溫度值，可為什么用它來表示濕度呢？這是因為，當(dāng)空氣中水汽已達(dá)到飽和時，氣溫與**溫度相同；當(dāng)水汽未達(dá)到飽和時，氣溫一定高于**溫度。所以**與氣溫的差值可以表示空氣中的水汽距離飽和的程度。 </p> <p> 改變已知濕度氣體（主要是指飽和濕氣）狀態(tài)的方法。我們知道，氣體的狀態(tài)由壓力、溫度和體積來確定，對于飽和濕氣，如果狀態(tài)條件不變，那末水汽的含量是恒定的，反之，若狀態(tài)改變，水汽含量亦隨之改變。于是可以利用熱力學(xué) P 、 v 、 T關(guān)系配制出所要求的濕度的氣體，基于這一原理的方法有改變壓力的方法，即雙壓法；改變溫度的方法，即雙溫法；以及同時改變壓力和溫度的方法新型濕度發(fā)生器廠家。新型濕度發(fā)生器山西新型濕度發(fā)生器售后服務(wù)</p><p style="text-indent:25px">蘇州便攜式濕度發(fā)生器。廣東低濕度發(fā)生器</p><p> 溫濕度校驗儀。系統(tǒng)包含了一個溫度和濕度的控制腔體能夠容納五個或者更多的濕度傳感器，這取決于他們的尺寸。內(nèi)部的溫度和濕度是閉環(huán)控制盒連接的由內(nèi)置的一個靜謐的冷靜式的**儀監(jiān)控。Optical的工作原理是通過簽名板的設(shè)置溫濕度點，會以相應(yīng)的流量比例混合干氣和飽和氣體，通過一段時間的循環(huán)，充滿腔室。 </p> <p> <br /> </p> <p> 濕度發(fā)生器的準(zhǔn)確性、和數(shù)據(jù)記錄都顯得十分重要。E+E公司研發(fā)的第二代雙壓法濕度發(fā)生器HUMOR 20是滿足這些技術(shù)要求理想的相對濕度校準(zhǔn)儀器。HUMOR 20的工作范圍為10-95%RH，既可用于圓柱形探頭變送器的校準(zhǔn)（如變送器、手持表等），也可用于墻裝方形變送器的校準(zhǔn)（如數(shù)據(jù)記錄儀、墻面安裝儀表等）。在發(fā)生器的測量室中，還安裝有溫度傳感器，用戶可對被測儀器的溫度值進行單點比對。廣東低濕度發(fā)生器</p><p style="text-indent:25px">蘇州眾好實驗儀器科技有限公司發(fā)展規(guī)模團隊不斷壯大，現(xiàn)有一支專業(yè)技術(shù)團隊，各種專業(yè)設(shè)備齊全。在蘇州眾好科技近多年發(fā)展歷史，公司旗下現(xiàn)有品牌蘇州眾好等。公司堅持以客戶為中心、經(jīng)營范圍：一般項目：技術(shù)服務(wù)、技術(shù)開發(fā)、技術(shù)咨詢、技術(shù)交流、技術(shù)轉(zhuǎn)讓、技術(shù)推廣；儀器儀表制造；實驗分析儀器制造；智能儀器儀表制造；地質(zhì)勘查**設(shè)備制造；環(huán)境保護**設(shè)備制造；泵及真空設(shè)備制造；通用設(shè)備制造（不含特種設(shè)備制造）；**設(shè)備修理；工業(yè)機器人安裝、維修；儀器儀表銷售；環(huán)境監(jiān)測**儀器儀表銷售；智能儀器儀表銷售；實驗分析儀器銷售；計算機軟硬件及輔助設(shè)備批發(fā)；工業(yè)控制計算機及系統(tǒng)銷售；軟件銷售；機械設(shè)備銷售；五金產(chǎn)品批發(fā)；氣體、液體分離及純凈設(shè)備銷售；電子元器件批發(fā)；電子產(chǎn)品銷售；泵及真空設(shè)備銷售；塑料制品銷售；橡膠制品銷售；閥門和旋塞銷售；辦公設(shè)備銷售；集成電路銷售；電力電子元器件銷售；專業(yè)設(shè)計服務(wù)；工業(yè)設(shè)計服務(wù)；集成電路設(shè)計；普通機械設(shè)備安裝服務(wù)（除依法須經(jīng)批準(zhǔn)的項目外，憑營業(yè)執(zhí)照依法自主開展經(jīng)營活動）市場為導(dǎo)向，重信譽，保質(zhì)量，想客戶之所想，急用戶之所急，全力以赴滿足客戶的一切需要。誠實、守信是對企業(yè)的經(jīng)營要求，也是我們做人的基本準(zhǔn)則。公司致力于打造***的濕度發(fā)生器，水蒸氣發(fā)生器，VOC發(fā)生器，固定床催化劑評價系統(tǒng)。</p></p><br /><p>文章來源地址: 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