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當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_yyjyyj/">液壓機(jī)械與元件</a>?<a href="http://www.cdcfah.com/cp/third-yyjyyj_qtyyjjzpj/">其他液壓機(jī)械及組配件</a>?揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜歡迎來(lái)電江蘇中徽測(cè)控儀表供應(yīng)</p><div id="gjfqm4j" class="leftbox clearfix"><h1>揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜歡迎來(lái)電江蘇中徽測(cè)控儀表供應(yīng)</h1><div id="fdekayc" class="proBig"><div id="hkq2nlw" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637412175298096304/2524378.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="f7w8l3g" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637412175298096304/2524378.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="83j4nvl" 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>揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜,雷達(dá)料位計(jì)</p><p><span>***更新：</span>2020-12-19 03:08:26</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="syzvrkv" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">江蘇中徽測(cè)控儀表有限公司</a></p><p><span>聯(lián)系人：</span>姜經(jīng)理</p><p><span>郵箱: </span>jszhck@163.com</p><p><span>電話: </span>13770424300</p><p><span>傳真: </span>0517_86903470</p><p><span>網(wǎng)址: </span>http://www.jszhckyb.com</p><p><span>手機(jī): </span>0517-86900078</p><p><span>地址: </span>江蘇省淮安市金湖縣工業(yè)集中區(qū)A區(qū)3號(hào)</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="7ytuaez" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="pi832io" class="box"><p><p> 如今這市場(chǎng)上，品種在不斷增加，型號(hào)規(guī)格也在日益發(fā)生著變化，所以選購(gòu)時(shí)，要注意三點(diǎn)問(wèn)題： </p> <p> 一、考慮其測(cè)量物質(zhì)的介質(zhì)問(wèn)題。也就是說(shuō)，其參考的標(biāo)志是會(huì)考慮測(cè)量介質(zhì)流速、儀表量程及口徑大小等。還需要來(lái)測(cè)量環(huán)境，挑選一個(gè)適合的測(cè)量環(huán)境，這所測(cè)量出來(lái)的結(jié)果具有一定的說(shuō)服力。 </p> <p> 二、一定要注意雷達(dá)料位計(jì)在測(cè)量上是否精細(xì)，這將主要是由于雷達(dá)料位計(jì)的精度等級(jí)與功能等級(jí)。在測(cè)量時(shí)，還會(huì)依據(jù)測(cè)量的場(chǎng)所、選擇精度等級(jí)不一樣的產(chǎn)品，從而做出非常精細(xì)的測(cè)量結(jié)果，揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜。所以當(dāng)你在使用時(shí)，自然需要考慮環(huán)境，從而做出精細(xì)的選擇，揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜，揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜。 </p> <p> 三、當(dāng)然選購(gòu)雷達(dá)料位計(jì)也是要將品牌考慮在內(nèi)，一些大品牌無(wú)論在技術(shù)上，還是在售后上，都是有一定保障的。耐溫高（200℃）雷達(dá)料位計(jì)對(duì)于安裝空間有一定的要求。揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜,雷達(dá)料位計(jì)" src="https://tyunfile.71360.com/UploadFile/jszhck/637412175298096304/2524378.png"></div><p style="text-indent:25px">物位是水泥工業(yè)生產(chǎn)過(guò)程的主要測(cè)量參數(shù)之一，和其他行業(yè)不同，在水泥工業(yè)中主要是固體物料的物位測(cè)量，液位測(cè)量則很少。固體物料種類(lèi)繁多，有塊料、顆粒狀、粉料，這些物料的介電常數(shù)、容重、溫度、水分含量也各不相同。接觸式測(cè)量是過(guò)去測(cè)量物位的主要手段，如電容式、重錘式、音叉式、阻旋式等測(cè)量方法，由于測(cè)量時(shí)儀表和物料是接觸的，在使用過(guò)程中往往會(huì)出現(xiàn)各種問(wèn)題，如電容的掛料；重錘的斷錘、埋錘；音叉的堵料等，且日常的維護(hù)量很大。到20世紀(jì)90年代，水泥工業(yè)開(kāi)始采用非接觸的物位測(cè)量，較早成熟的非接觸的測(cè)量技術(shù)有超聲波技術(shù)和核輻射技術(shù)（γ射線），核輻射技術(shù)因有放射源，在應(yīng)用上受到限制。上海專(zhuān)業(yè)高頻雷達(dá)料位計(jì)廠家雷達(dá)料位計(jì)具有比接觸式料位計(jì)和同類(lèi)非接觸料位計(jì)更加優(yōu)良的性能。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜,雷達(dá)料位計(jì)" src="https://tyunfile.71360.com/UploadFile/jszhck/637412175230860150/6929782.png"></div><p> 實(shí)施效果 </p> <p> 改造后的雷達(dá)料位計(jì)由4~20mA對(duì)應(yīng)~2lm爐內(nèi)空高,通過(guò)軟件的設(shè)置和換算,*終直接顯示出紅焦的物料高度。將料位測(cè)量的歷史數(shù)據(jù)儲(chǔ)存起來(lái),通過(guò)調(diào)用歷史趨勢(shì)圖,可對(duì)過(guò)往數(shù)據(jù)進(jìn)行査詢(xún)。在E&I程序中,根據(jù)料位測(cè)量信號(hào)重新設(shè)置料位的高、低報(bào)警、聯(lián)鎖值。 </p> <p> 微波雷達(dá)料位系統(tǒng)的測(cè)量精度高,無(wú)移動(dòng)部件,與被測(cè)物料不接觸,無(wú)污染,不需經(jīng)常維修再標(biāo)定,對(duì)熱與灰塵不敏感,適用于高溫工況,克服了原系統(tǒng)不能連續(xù)監(jiān)測(cè)的弊端改造后的干熄槽料位測(cè)量系統(tǒng)運(yùn)行穩(wěn)定,干熄槽料位的測(cè)量數(shù)據(jù)*,達(dá)到了預(yù)期效果。由于測(cè)量精度的大幅提髙,使紅焦料位聯(lián)鎖保護(hù)更加準(zhǔn)確而可靠,實(shí)現(xiàn)了生產(chǎn)中的物料平衡和系統(tǒng)的熱量平衡,干熄焦裝置的生產(chǎn)更加穩(wěn)定 </p><p> 改造方案 </p> <p> 構(gòu)筑測(cè)量通道 </p> <p> 改造的難點(diǎn)之一是構(gòu)筑微波雷達(dá)的測(cè)量通道,其成功與否直接關(guān)系到微波雷達(dá)料位計(jì)的使用效果。由于是在舊爐體上進(jìn)行安裝,需要考慮的主要因素有測(cè)量角度、通道直徑、天線尺寸、連接方式、爐體強(qiáng)度變化、磚型設(shè)計(jì)、砌筑方法、設(shè)備檢修及工期要求等。根據(jù)需要我們對(duì)干熄爐爐頂段安裝基礎(chǔ)的耐火磚材料重新進(jìn)行了設(shè)計(jì),通道引出部分采用了上圓下方的測(cè)量通道。 </p> <p> 設(shè)備選擇 </p> <p> 選擇了 Tank Radar </p> <p> Pro高溫型微波雷達(dá)料位計(jì)。雷達(dá)天線為錐型天線(耐高溫不銹鋼材);雷達(dá)頭為10GHz;儀表精度≤±5mm;測(cè)量量程0~21m:供電電壓220VAC;顯示設(shè)備為信號(hào)接入原E&I控制系統(tǒng)。 </p> <p> 信號(hào)連接與防護(hù) </p> <p> 釆用屏蔽控制電纜,信號(hào)線與電源線分開(kāi)使用。模擬量4~20mA疊加上HART。由于干熄爐內(nèi)正常生產(chǎn)時(shí)的溫度高達(dá)1050℃(*高1100℃),為保持微波雷達(dá)料位計(jì)的正常使用特別是為了防止高溫?zé)龎淖兯推鞯碾娮硬糠?需要采取下列防護(hù)措施: </p> <p> ①用氮?dú)膺B續(xù)對(duì)雷達(dá)頭、天線進(jìn)行吹掃降溫。 </p> <p> ②設(shè)置溫度傳感器,信號(hào)引到中控室,對(duì)雷達(dá)頭處的溫度進(jìn)行監(jiān)測(cè)、報(bào)警。 </p> <p> ③增設(shè)氮?dú)鈮毫z測(cè)和低壓報(bào)警。 </p> <p> 一旦出現(xiàn)氮?dú)鈮毫Φ突蚶走_(dá)頭處溫度高的報(bào)警,應(yīng)立即進(jìn)行檢查處理,如溫度繼續(xù)升高則應(yīng)先控制爐內(nèi)壓力為負(fù)壓,然后拆除雷達(dá)頭。發(fā)射－反射－接收是雷達(dá)式料位計(jì)工作的基本原理。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜,雷達(dá)料位計(jì)" src="https://tyunfile.71360.com/UploadFile/jszhck/637412175751377492/5115735.png"></div><p> 雷達(dá)料位計(jì)的基本原理。 </p> <p> 雷達(dá)式料位計(jì)組成：它主要由發(fā)射和接收裝置、信號(hào)處理器、天線、操作面板、顯示、故障報(bào)警等幾部分組成。 </p> <p> 發(fā)射－反射－接收是雷達(dá)式料位計(jì)工作的基本原理。雷達(dá)傳感器的天線以波束的形式發(fā)射小5.8GHz的雷達(dá)信號(hào)。反射回來(lái)的信號(hào)仍由天線接收，雷達(dá)脈沖信號(hào)從發(fā)射到接收的運(yùn)行時(shí)間與傳感器到介質(zhì)表面的距離以及物位成比例。 </p> <p> 即：h= H–vt/2 </p> <p> 式中 h為料位；H為槽高； v為雷達(dá)波速度；t為雷達(dá)波發(fā)射到接收的間隔時(shí)間。由于雷達(dá)料位計(jì)采用了上述先進(jìn)的回波處理和數(shù)據(jù)處理技術(shù)，加上雷達(dá)波本身頻率高，穿透性能好的特點(diǎn)。揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜</p><p style="text-indent:25px">雷達(dá)式料位計(jì)組成：它主要由發(fā)射和接收裝置、信號(hào)處理器、天線、操作面板、顯示、故障報(bào)警等幾部分組成。揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜</p><p style="text-indent:25px">雷達(dá)波是一種特殊形式的電磁波，雷達(dá)料位計(jì)利用了電磁波的特殊性能來(lái)進(jìn)行料位檢測(cè)。電磁波的物理特性與可見(jiàn)光相似，傳播速度相當(dāng)于光速。其頻率為300MHz-3000GHz。電磁波可以穿透空間蒸汽、粉塵等干擾源，遇到障礙物易于被反射，被測(cè)介質(zhì)導(dǎo)電性越好或介電常數(shù)越大，回波信號(hào)的反射效果越好。雷達(dá)物位計(jì)(3張)發(fā)射－反射－接收是雷達(dá)式料位計(jì)工作的基本原理。雷達(dá)傳感器的天線以波束的形式發(fā)射小5.8GHz的雷達(dá)信號(hào)。反射回來(lái)的信號(hào)仍由天線接收，雷達(dá)料位計(jì)雷達(dá)脈沖信號(hào)從發(fā)射到接收的運(yùn)行時(shí)間與傳感器到介質(zhì)表面的距離以及物位成比例。即：h= H–vt/2式中 h為料位；H為槽高； v為雷達(dá)波速度；t為雷達(dá)波發(fā)射到接收的間隔時(shí)間揚(yáng)州導(dǎo)波雷達(dá)料位計(jì)哪家便宜</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2463986.html</p></div></div></div></div></div><div id="ngwh2gs" class="page-right twoColRt"><div id="j2p44iu" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="i22fxyt" 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) 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