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class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/szyscg/637463270199558807/463998.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="x3jfghy" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/szyscg/637463270199558807/463998.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="cpar2n7" 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)品關鍵詞：</span>舟山水質監(jiān)測溶氧儀源頭廠家直銷,水質監(jiān)測溶氧儀</p><p><span>***更新：</span>2021-02-04 09:28:06</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="ilhtubs" 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: </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="prctfxy" class="page-proshow02"><p class="title">詳細說明</p><div id="usoabnd" class="box"><p><p> <span style="font-size:14px;">養(yǎng)殖環(huán)境的</span><strong><span style="font-size:14px;">溶氧含量</span></strong><span style="font-size:14px;">直接影響對蝦的代謝強度，從而影響其生長。利用機械空氣增氧水體中的DO含量保持在5 mg/L都比較困難。很多養(yǎng)殖戶在養(yǎng)殖中出現(xiàn)各種各樣的問題，魚在養(yǎng)，養(yǎng)不好，投入多，無效益，大多與溶氧達不到需求有關。 </span> </p> <p> <span style="font-size:14px;"><strong>溶氧量充足的好處：</strong>可以改善魚類棲息的生活環(huán)境；降低氨氮、亞硝酸態(tài)氮、硫化氫等有毒物質的濃度溶解氧是魚類賴以生存的必要條件，傳統(tǒng)養(yǎng)魚，以魚浮頭作為加氧的標志，魚游到水面上呼吸，至少缺氧3個小時以上，此時加氧就太遲了，那是在做救護，是在做魚蝦生病后的***。這種情況下，魚的成長會受阻，抵抗力會明顯下降。保持氧量高的區(qū)別在于是讓魚蝦始終處于一個良好的生長環(huán)境，魚蝦的新陳代謝越旺盛，魚蝦不生病，舟山水質監(jiān)測溶氧儀源頭廠家直銷，少不生病，提高生長速度，餌料利用率高，使水產(chǎn)養(yǎng)殖得以穩(wěn)產(chǎn)、高產(chǎn)，舟山水質監(jiān)測溶氧儀源頭廠家直銷，舟山水質監(jiān)測溶氧儀源頭廠家直銷。</span> 將溶解氧只需要將溶解氧控制1.0mg/L左右即可，合理又節(jié)能。舟山水質監(jiān)測溶氧儀源頭廠家直銷</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="舟山水質監(jiān)測溶氧儀源頭廠家直銷,水質監(jiān)測溶氧儀" src="https://tyunfile.71360.com/WaterMark/UploadFile/szyscg/637463270199558807/463998.jpg"></div><p> <strong><span style="font-size:14px;">攝食增加耗氧量：</span></strong><span style="font-size:14px;">剛攝食的河豚魚比斷食魚的耗氧快。含氧量為7毫克/升的水體，在28℃時的耗氧位為:剛攝食的魚120 </span><span style="font-size:14px;">mg/kg.h，攝食一小時后的魚680 mg/kg.h，斷食一夜后380 mg/kg.h，斷食三天后290 mg/kg.h，斷食九天后290 </span><span style="font-size:14px;">mg/kg.h。綸魚在溶氧童高的水中比溶氧量低時耗氧多。單位重量小的魚比大的魚耗氧量多。胖給魚比瘦給魚的耗氧多。</span> </p> <p> <p> <span style="font-size:14px;">禹山ODO系列<strong>養(yǎng)殖用熒光法溶解氧傳感器</strong>，</span><span style="font-size:14px;">專為養(yǎng)殖市場量身定制，采用禹山自主研發(fā)的熒光</span><span style="font-size:14px;">材料。不消耗氧，無流速限制，無需電解液，免于</span><span style="font-size:14px;">維護和校準，抗干擾能力強，具有出色的穩(wěn)定性。</span><span style="font-size:14px;">內置溫度傳感器，自動溫度補償。RS485輸出，無</span><span style="font-size:14px;">需控制器也可組網(wǎng)。</span> </p> <p> <br /> </p> </p> <p> <br /> 江蘇水質監(jiān)測溶氧儀排行榜水中魚類對水中的含氧量極其敏感，養(yǎng)殖魚類正常生長發(fā)育所需要溶氧量一般在4～5mg/L以上，此時魚類攝食好。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="舟山水質監(jiān)測溶氧儀源頭廠家直銷,水質監(jiān)測溶氧儀" src="https://tyunfile.71360.com/WaterMark/UploadFile/szyscg/637463270372291995/7315251.jpg"></div><p> <strong><span style="font-size:14px;">水生植物光合作用產(chǎn)生氧氣量的大小受光照的強度、水溫的高低的影響變化。</span></strong> </p> <p> <span style="font-size:14px;">在***之中，晴天光照很好，水生植物的光合作用很強，產(chǎn)生的氧氣就很多，通常使表層水體溶解氧達到過飽和狀態(tài)，在中午1～2點時溶解氧的含量達到最大值，此時水體溶解氧主要來源于光合作用，空氣中的氧氣難以溶解于水體之中。到了夜間，水生植物的光合作用基本停止，池塘水體的氧氣主要來源于空氣在水中的溶解氧。此時，水體對氧氣的消耗大于溶解氧的產(chǎn)生量，水體溶解氧逐漸降低，到早晨的5～6點為最小值。晴天池塘水體的溶解氧含量大于陰天。對于換水對池塘水體的溶解氧的增加只有在進入池塘的新水的溶解氧大于目標池塘水體溶解氧時才成為可能。</span> </p><p> <span style="font-size:14px;"><strong>魚的耗氧率</strong>隨魚的品種、大小、活動情況、溫度、營養(yǎng)狀況和其他因素的不同而異。 </span> </p> <p> <span style="font-size:14px;"><strong>運動增加耗氧量：</strong>在靜止狀態(tài)下，水溫17^20℃時，一般淡水魚的耗氧范圍為65～210mg/kg.h；強迫活動的魚，在20℃時，耗氧范圍為766～888</span> </p> <p> <span style="font-size:14px;"> mg/kg.h。強迫尼羅羅非魚以30厘米/秒的速度游動，在26℃時耗氧為300mg/kg.h;而以60厘米/秒的速度游動，耗氧增至458 </span> </p> <p> <span style="font-size:14px;">mg/kg.h。 </span> </p> <p> <span style="font-size:14px;"><strong>溫度增加耗氧量：</strong>適度活動的白給魚，在11℃時耗氧為60 mg/kg.h，而在25℃時耗氧增至276 mg/kg.h。</span> 溶解氧含量與空氣中的氧分壓、水溫有關。氧分壓變化甚微，水溫是主要影響因素，水溫愈低，水中溶解氧愈高。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="舟山水質監(jiān)測溶氧儀源頭廠家直銷,水質監(jiān)測溶氧儀" src="https://tyunfile.71360.com/WaterMark/UploadFile/szyscg/637463270316305449/3861346.jpg"></div><p> <span style="font-size:14px;"><strong>耗氧量、耗氧率及窒息點參考 </strong></span> </p> <p> <span style="font-size:14px;">對蝦耗氧量、耗氧率及窒息點 </span> </p> <p> <span style="font-size:14px;">親蝦耗氧量7.41—22.38ml/尾h,平均值為16.28 ml/尾h。 </span> </p> <p> <span style="font-size:14px;">幼蝦耗氧量1.05—3.20 ml/尾h,平均值為1.98 ml/尾h。 </span> </p> <p> <span style="font-size:14px;">幼蝦的耗氧量只是親蝦耗氧量的12.2％。 </span> </p> <p> <span style="font-size:14px;">親蝦耗氧率0.111—0.302ml/g.h,平均值為0.236 ml/g.h。 </span> </p> <p> <span style="font-size:14px;">幼蝦耗氧率0.253—0.442 ml/g.h,平均值為0.352 ml/g.h。 </span> </p> <p> <span style="font-size:14px;">親蝦的耗氧率只是幼蝦耗氧率的67.0％。 </span> </p> <p> <span style="font-size:14px;">親蝦窒息點1.57—1.82ml/L。 </span> </p> <p> <span style="font-size:14px;">幼蝦窒息點0.32— ml/L。 </span> </p> <p> <span style="font-size:14px;">親蝦平均體重74.0克，耗氧量20.23ml/尾h, 耗氧平均值為0.253 ml/g.h。 </span> </p> <p> <span style="font-size:14px;">親蝦窒息點1.61ml/L </span> </p> <p> <span style="font-size:14px;">親蝦平均體重66.8克，耗氧量13.73ml/尾h, 耗氧平均值為0.205 ml/g.h。 </span> </p> <p> <span style="font-size:14px;">親蝦窒息點1.81ml/L </span> </p> <p> <span style="font-size:14px;">耗氧量24.42ml/尾h,減少到17.70ml/尾h, 耗氧率由0.330ml/g.h。降低到0.239ml/g.h。說明溶氧偏低，呼吸強度受到抑制，也就影響了新陳代謝，對生、發(fā)育、繁殖不利。</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，水體中溶解氧的濃度。舟山水質監(jiān)測溶氧儀源頭廠家直銷</p><p style="text-indent:25px">禹山數(shù)字溶氧傳感器，RS485輸出，支持MODBUS l無膜，無需電解液，無干擾，無需頻繁校準。舟山水質監(jiān)測溶氧儀源頭廠家直銷</p><p> <strong><span style="font-size:14px;">水中氧氣的來源：</span></strong> </p> <p> <span style="font-size:14px;">（1）生物增氧：水中水生植物、浮游植物的光合作用所釋放出的氧氣，水生植物的盛衰對水體溶氧起著重要的作用。</span> </p> <p> <span style="font-size:14px;">（2）機械增氧：通過增氧機、氧氣泵、潛水泵等機械形式強制充氧。</span> </p> <p> <span style="font-size:14px;">（3）化學增氧：加入化學藥品增氧，多用于嚴重缺氧時的急救。目前使用的化學增氧劑主要有過氧化鈣、過氧化氫和過氧二硫銨等（增氧劑的主要成份）。</span> </p> <p> <span style="font-size:14px;">（4）換水增氧：更換新水可提高溶氧量，以及在換水的過程中水流經(jīng)過一定的流程和落差可使溶氧量提高。</span> </p> <p> <span style="font-size:14px;">（5）空氣中的氧氣的直接溶入：空氣溶入水體中的速度與大氣壓、水溫、鹽度、水流、氣流等有關。大氣壓高，氧氣溶入水體中的速度快，流水的溶氧量一般比靜水的高，水面的波動也可以增加空氣中氧氣溶解的速度。</span> </p> <p> <strong><span style="font-size:14px;">水中氧氣測量：</span></strong> </p> <p> <p> <strong><span style="font-size:14px;">禹山ODO系列熒光法溶解氧傳感器</span></strong><span style="font-size:14px;">采用新</span><span style="font-size:14px;">一代熒光壽命技術，由禹山自主研發(fā)高性能的熒光材料。不消耗氧，無流速限制，無需</span><span style="font-size:14px;">電解液，免于維護和校準，不受硫化氫干擾，具有出色的穩(wěn)定性。內置溫度傳感器，自動</span><span style="font-size:14px;">溫度補償。RS485輸出，無需控制器也可組</span><span style="font-size:14px;">網(wǎng)。</span> </p> <p> <br /> </p> 舟山水質監(jiān)測溶氧儀源頭廠家直銷</p><p style="text-indent:25px">蘇州禹山傳感科技有限公司是一家蘇州禹山傳感科技有限公司從事傳感技術研發(fā)、環(huán)境污染檢測產(chǎn)品及相關軟件的研發(fā)、組裝、測試及銷售；提供環(huán)境網(wǎng)絡解決方案及技術服務；從事上述商品及技術的進出口業(yè)務。（依法須經(jīng)批準的項目，經(jīng)相關部門批準后方可開展經(jīng)營活動）的公司，致力于發(fā)展為創(chuàng)新務實、誠實可信的企業(yè)。禹山傳感公司作為蘇州禹山傳感科技有限公司從事傳感技術研發(fā)、環(huán)境污染檢測產(chǎn)品及相關軟件的研發(fā)、組裝、測試及銷售；提供環(huán)境網(wǎng)絡解決方案及技術服務；從事上述商品及技術的進出口業(yè)務。（依法須經(jīng)批準的項目，經(jīng)相關部門批準后方可開展經(jīng)營活動）的企業(yè)之一，為客戶提供良好的溶解氧傳感器，水質監(jiān)測傳感器，COD傳感器，氨氮傳感器。禹山傳感公司不斷開拓創(chuàng)新，追求出色，以技術為先導，以產(chǎn)品為平臺，以應用為重點，以服務為保證，不斷為客戶創(chuàng)造更高價值，提供更優(yōu)服務。禹山傳感公司創(chuàng)始人Wen Li，始終關注客戶，創(chuàng)新科技，竭誠為客戶提供良好的服務。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3158595.html</p></div></div></div></div></div><div id="nlcyf2v" class="page-right twoColRt"><div id="c8euqhs" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="d3rnofg" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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