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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="e5k5tqz" 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>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>淮安水質(zhì)監(jiān)測溶氧儀經(jīng)濟(jì)環(huán)保,水質(zhì)監(jiān)測溶氧儀</p><p><span>***更新：</span>2021-02-06 07:25:30</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="3305zll" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">蘇州禹山傳感科技有限公司</a></p><p><span>聯(lián)系人：</span>徐海琴</p><p><span>郵箱: </span>1057207495@qq.com</p><p><span>電話: </span>15150123732</p><p><span>傳真: </span>0512_87663911</p><p><span>網(wǎng)址: </span>http://www.yosemitech.com</p><p><span>手機(jī): </span>0512-87663997</p><p><span>地址: </span>東長路18號中節(jié)能環(huán)保產(chǎn)業(yè)園25棟 </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="xjs0hio" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="vvco5gw" class="box"><p><p> <strong><span style="font-size:14px;">臨界溶氧和致死溶氧</span></strong> </p> <p> <strong><span style="font-size:14px;">水中溶氧</span></strong><span style="font-size:14px;">低于某一水平時(shí)，養(yǎng)殖動物的生理代謝和生長開始受到不利影響，但并不會導(dǎo)致死亡，這時(shí)的溶氧濃度稱為</span><strong><span style="font-size:14px;">臨界溶氧</span></strong><span style="font-size:14px;">，淮安水質(zhì)監(jiān)測溶氧儀經(jīng)濟(jì)環(huán)保。若</span><strong><span style="font-size:14px;">溶氧</span></strong><span style="font-size:14px;">繼續(xù)降低，到不能滿足生理上的比較低需要時(shí)，養(yǎng)殖動物會因窒息而死亡，此時(shí)的溶氧濃度稱為</span><strong><span style="font-size:14px;">致死溶氧</span></strong><span style="font-size:14px;">。臨界溶氧和致死溶氧依動物種類和規(guī)格不同而異，并且受到水溫、鹽度等其它環(huán)境因子的影響，例如，隨著水溫升高動物的致死溶氧下降。</span> </p> <p> <span style="font-size:14px;">禹山ODO系列</span><strong><span style="font-size:14px;">熒光法溶解氧傳感器</span></strong><span style="font-size:14px;">(Y504-A)采用新一代熒光壽命技術(shù)，由</span><strong><span style="font-size:14px;">禹山</span></strong><span style="font-size:14px;">自主研發(fā)高性能</span><span style="font-size:14px;">的熒光材料。不消耗氧，無流速限制，無需電解液，免于維護(hù)和校準(zhǔn)，不受硫化氫干擾，具</span><span style="font-size:14px;">有出色的穩(wěn)定性。內(nèi)置溫度傳感器，淮安水質(zhì)監(jiān)測溶氧儀經(jīng)濟(jì)環(huán)保，自動溫度補(bǔ)償。RS485輸出，淮安水質(zhì)監(jiān)測溶氧儀經(jīng)濟(jì)環(huán)保，無需控制器也可組網(wǎng)。</span> 禹山ODO系列養(yǎng)殖用熒光法溶解氧傳感器，專為養(yǎng)殖市場量身定制，采用禹山自主研發(fā)的熒光材料?；窗菜|(zhì)監(jiān)測溶氧儀經(jīng)濟(jì)環(huán)保</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="淮安水質(zhì)監(jiān)測溶氧儀經(jīng)濟(jì)環(huán)保,水質(zhì)監(jiān)測溶氧儀" src="https://tyunfile.71360.com/WaterMark/UploadFile/szyscg/637463270511705806/1513268.jpg"></div><p> <span style="font-size:14px;"><strong>溶解氧</strong>是指溶解于水中的氧量，它與溫度、壓力、微生物的生化作用有密切關(guān)系。在一定溫度下，水中只能溶解一定量的氧，例如20℃時(shí)，蒸餾水的溶解氧飽和值為9.17mg/L。</span> </p> <p> <span style="font-size:14px;">在<strong>污水處理中</strong>常常測定出水和曝氣池中的<strong>溶解值</strong>，根據(jù)它的大小來調(diào)節(jié)空氣供應(yīng)量，通過<strong>溶氧值</strong>了解曝氣池內(nèi)的耗氧情況以判斷在各種水溫條件下，曝氣池耗氧速率。在運(yùn)轉(zhuǎn)過程中，要求曝氣池內(nèi)的溶解氧在1 mg/L以上，過低的溶解氧值表明曝氣池內(nèi)缺氧，過高的溶解氧不但浪費(fèi)能耗，且可能造成污泥松碎老化。</span> </p> <p> <br /> 連云港水質(zhì)監(jiān)測溶氧儀分析方法是什么水質(zhì)監(jiān)測傳感器生產(chǎn)廠家-禹山傳感匯聚了專業(yè)的研發(fā)團(tuán)隊(duì)，擁有納米材料及光學(xué)傳感在內(nèi)的多項(xiàng)技術(shù)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="淮安水質(zhì)監(jiān)測溶氧儀經(jīng)濟(jì)環(huán)保,水質(zhì)監(jiān)測溶氧儀" src="https://tyunfile.71360.com/WaterMark/UploadFile/szyscg/637465732606116619/5015308.jpg"></div><p> <span style="font-size:14px;">溶氧量5mg/L以上，魚類攝食正常；溶氧量降為4mg/L，魚類攝食量下降13%；溶氧量降為2mg/L，魚攝食量下降54%，生長停滯，開始出現(xiàn)浮頭現(xiàn)象；溶氧量降為1mg/L，魚蝦類基本不吃食，而且浮游出水面，形成浮頭現(xiàn)象；溶氧量降為0.5mg/L，，魚蝦類在幾小時(shí)就會全部窒息死亡。</span> </p> <p> <br /> </p> <p> <strong><span style="font-size:14px;">金魚：</span></strong><span style="font-size:14px;">金魚要求水中的溶氧量在3毫克／升以上，溶氧量越高，變色速度也越快。如果下降到1毫克／升，金魚就會浮頭，變色慢且無光澤。 </span> </p> <p> <strong><span style="font-size:14px;">鰱、鳙：</span></strong><span style="font-size:14px;">青魚、鰱、鳙在水中溶氧低于1毫克/升時(shí)開始浮頭，當(dāng)?shù)陀?.4毫克/升時(shí)就窒息死亡； </span> </p> <p> <strong><span style="font-size:14px;">鯉、鯽：</span></strong><span style="font-size:14px;">鯉、鯽的窒息范圍為0.1-0.4毫克/升。 </span> </p> <p> <strong><span style="font-size:14px;">草魚：</span></strong><span style="font-size:14px;">草魚在5.5毫克/升溶氧的水體生長比2.7毫克/升增肉率提高9.88倍，飼料系數(shù)降低5.5倍。 </span> </p> <p> <strong><span style="font-size:14px;">鯰魚：</span></strong><span style="font-size:14px;">在美國的一個(gè)實(shí)驗(yàn)中，將增氧的鯰魚水塘同不增氧的比較，在同等投資的情況下，增氧的水塘獲利多92%。 </span> </p> <p> <strong><span style="font-size:14px;">河蟹：</span></strong><span style="font-size:14px;">河蟹育苗場：溶氧8.4毫克/升，70公斤苗/畝；溶氧6.6毫克/升，50公斤苗/畝；比未增氧的土池育苗高出更多，而且蟹苗病少、活潑、個(gè)體大、培育豆扣蟹種成活率高，能長大蟹溶氧。 </span> </p> <p> <strong><span style="font-size:14px;">蝦：</span></strong><span style="font-size:14px;">溶氧量降低到3mg/L以下時(shí)，對蝦攝食量明顯減少；溶氧含量降低到2mg/L以下時(shí)，對蝦幾乎不攝食。對蝦集約化養(yǎng)殖中溶氧含量比較好控制在7mg/L以上，對蝦生長較快。</span> </p> <span style="font-size:14px;"></span> <p> <br /> </p><p> <strong><span style="font-size:14px;">溶解氧的飽和度 </span></strong> </p> <p> <span style="font-size:14px;">飽和度是表示溶氧含量的另一種方法，溶解氧飽和度%=溶解氧的實(shí)測含量÷實(shí)測條件下溶解氧的飽和含量×100% </span><span style="font-size:14px;">。飽和度對于判斷水體--空氣之間進(jìn)行氧氣交換的方向，甚為方便。當(dāng)飽和度小于100%、溶氧未達(dá)飽和時(shí)，水可以從空氣溶解吸收O2；反之，當(dāng)溶氧飽和度大于100%、過飽和時(shí)，就有氧氣從水中溢出，進(jìn)入空氣。</span> </p> <p> <p> <strong><span style="font-size:14px;">禹山在線熒光法溶解氧</span></strong><strong><span style="font-size:14px;">傳感器特點(diǎn)：</span></strong> </p> <p> <span style="font-size:14px;">數(shù)字傳感器，RS485輸出，支持MODBUS</span> </p> <p> <span style="font-size:14px;">無膜，無需電解液，無干擾，無需頻繁校準(zhǔn)</span> </p> <p> <span style="font-size:14px;">不會消耗氧，沒有流速限制</span> </p> <p> <span style="font-size:14px;">內(nèi)置溫度傳感器，自動溫度補(bǔ)償</span> </p> 水質(zhì)監(jiān)測傳感器生產(chǎn)廠家-蘇州禹山傳感科技有限公司聯(lián)系方式：+86-512-87663997。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="淮安水質(zhì)監(jiān)測溶氧儀經(jīng)濟(jì)環(huán)保,水質(zhì)監(jiān)測溶氧儀" src="https://tyunfile.71360.com/WaterMark/UploadFile/szyscg/637465732606048267/1095132.jpg"></div><p> <span style="font-size:14px;">氧氣是魚類及水生生物賴以生存的基礎(chǔ)。魚通過鰓吸收水中氧氣，氣體交換出二氧化碳。天然水中水面的含氧量大于水下，可供魚類及其它水生生物生存。因此，水中溶解氧含量的多少，不*關(guān)系到魚的攝食，而且影響到魚的成長、生存及生態(tài)系統(tǒng)的平衡穩(wěn)定，也是衡量水質(zhì)的重要指標(biāo)之一。</span> </p> <p> <span style="font-size:14px;">水產(chǎn)動物同人一樣，水產(chǎn)動物也必須在有氧的條件下生存，不同的是人呼吸空氣中的氧氣，而水產(chǎn)動物呼吸的是水體中的溶解氧。水體缺氧可使其浮頭，嚴(yán)重時(shí)泛塘致死。</span> 溶解氧指溶解在水中的氧含量。又稱氧飽和值，指水體與大氣中氧交換處于平衡時(shí)，水體中溶解氧的濃度。連云港水質(zhì)監(jiān)測溶氧儀分析方法是什么</p><p style="text-indent:25px">禹山ODO系列養(yǎng)殖用熒光法溶解氧傳感器內(nèi)置溫度傳感器，自動溫度補(bǔ)償。RS485輸出，無需控制器也可組網(wǎng)?；窗菜|(zhì)監(jiān)測溶氧儀經(jīng)濟(jì)環(huán)保</p><p> <strong><span style="font-size:14px;">不同魚的耗氧率 </span></strong> </p> <p> <span style="font-size:14px;">鰱：在27℃時(shí)，鰱夏花耗氧率是620mg/kg.h。 </span> </p> <p> <span style="font-size:14px;">鳙：在27℃時(shí)，鳙夏花耗氧率是430mg/kg.h。 </span> </p> <p> <span style="font-size:14px;">黃顙魚：耗氧率隨體重增加而降低，而耗氧量和窒息點(diǎn)隨體重的增加而上升； </span> </p> <p> <span style="font-size:14px;">體長9.43cm、體重16.58g：耗氧率為0.1264mg/g·h，耗氧量2.0946mg/尾·h，窒息點(diǎn)0.398mg/L；平均體長7.16cm、體重7.07g：耗氧率為0.1533mg/g·h，耗氧量1.0841mg/尾·h，窒息點(diǎn)0.208mg/L。 </span> </p> <p> <span style="font-size:14px;">烏鱧、胡子鯰：具輔助呼吸***，耐低氧力強(qiáng)，耐運(yùn)能力也**提高。 </span> </p> <p> <span style="font-size:14px;">羅非魚：羅非魚耗氧量為0.3g/kg.h，排氨量為0.57g/kg.d，即0.024g/kg.h。 </span> </p> <p> <span style="font-size:14px;">根據(jù)硝化反應(yīng)式，每硝化1 g氨氮需耗氧4.57g，則硝化反應(yīng)需氧0.109/kg.h。</span> 淮安水質(zhì)監(jiān)測溶氧儀經(jīng)濟(jì)環(huán)保</p><p style="text-indent:25px">蘇州禹山傳感科技有限公司致力于儀器儀表，是一家生產(chǎn)型公司。公司業(yè)務(wù)分為溶解氧傳感器，水質(zhì)監(jiān)測傳感器，COD傳感器，氨氮傳感器等，目前不斷進(jìn)行創(chuàng)新和服務(wù)改進(jìn)，為客戶提供良好的產(chǎn)品和服務(wù)。公司秉持誠信為本的經(jīng)營理念，在儀器儀表深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為重點(diǎn)，發(fā)揮人才優(yōu)勢，打造儀器儀表良好品牌。禹山傳感公司立足于全國市場，依托強(qiáng)大的研發(fā)實(shí)力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3190575.html</p></div></div></div></div></div><div id="zt5gqax" class="page-right twoColRt"><div id="0glbhpv" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="08oqhbl" 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" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="jec5eb0" 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