<p class="0" style="margin-top: 5pt; layout-grid-mode: char; text-align: justify"><span style="font-size: 12pt; font-family: " new=""><font face="宋體">智能V錐流量計:</font></span></p> <p class="0" style="margin-top: 5pt; layout-grid-mode: char; text-align: justify"><span style="font-size: 12pt; font-family: " new=""><font face="宋體">以孔板、噴咀、文丘里管及均速管為代表的差壓式流量計雖然經(jīng)歷過漫長的發(fā)展過程，在一定時期對流量作出過重要貢獻(xiàn)，但人們在使用上述流量傳感器時總感覺到一絲遺憾，因為它始終沒有很好解決精度低、測量范圍度窄、易磨損、現(xiàn)場安裝條件要求高，不能測量混相流、臟污流等一系問題。鑒于此，國內(nèi)外眾多流量專家致力于新型差壓流量傳感器的研究和開發(fā)，以彌補(bǔ)孔板、噴咀、文丘里管及均速管的不足之處，各種特殊節(jié)流元件層出不窮，V錐流量傳感器就是其中的*。它也是利用節(jié)流效應(yīng)來測量流量的，與其它節(jié)流體相比，它改變了節(jié)流布局，從傳統(tǒng)的中心孔節(jié)流改為環(huán)狀節(jié)流，即V錐傳感器是利用*線型圓錐體懸掛在管道中心將流體逐漸收縮到管道內(nèi)邊壁，這種新穎的節(jié)流效應(yīng)使其具有自整流、自清洗、自保護(hù)特性，從大量現(xiàn)場實際使用情況看，V錐傳感器流量測量效果優(yōu)于其它差壓式傳感器，它為差壓式流量計的使用揭開了嶄新的一頁。我公司投資巨額研發(fā)生產(chǎn)的AVZ系列V錐流量傳感器技術(shù)特點如下：</font> </span><span style="font-size: 12pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">1.<font face="宋體">精度高：+-0.5%，當(dāng)定制β<0.55的V錐體時，高精度可達(dá)+-0.1%</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">2.<font face="宋體">重復(fù)性好：0.1%</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">3.<font face="宋體">輸出差壓穩(wěn)定：V錐體尾部負(fù)壓端波動小</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">4.<font face="宋體">測量下限低：輸出差壓小值25Pa</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">5.<font face="宋體">量程比寬：可達(dá)10：1～50：1</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">6.<font face="宋體">*壓損小：只有孔板的1/3～1/2</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">7.<font face="宋體">具有自整流功能：可測混相流</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">8.<font face="宋體">具有自清掃功能：無雜物滯留，適用于臟污流測量</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">9.<font face="宋體">安裝直管段短：上游0～3D，下游0～1D</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">10.<font face="宋體">長期穩(wěn)定性好：流體被逐漸收縮到管道內(nèi)邊壁，對V錐體磨損小</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <p class="0" style="margin-top: 5pt; margin-bottom: 5pt; layout-grid-mode: char"><span style="font-size: 10.5pt; font-family: " new="">11.<font face="宋體">可測高溫流體：<600℃，其它流量計很難測量這樣高溫度的流體</font> </span><span style="font-size: 10.5pt; font-family: " new=""><o:p></o:p></span></p> <!--EndFragment-->