常用流量計的性能及運行條件

       流量計deyunxingtiaojianhuocaozuotiaojianzhijieyingxiangqijiliangxingneng，caozuoyalihuowendubianhuaduiliuliangjidezuizhijieyingxiangjiushiqijiliangqiangtidegaibian。xiamianwomenhefeichuangpuzikongjishuyouxiangongsijiujiandanjieshaojizhongchangyongdeliuliangji，xiwangduigeweiyonghuyoubangzhu。

       流量計間接影響是被測介質粘度、密mi度du等deng物wu性xing參can數shu的de變bian化hua，但dan間jian接jie影ying響xiang可ke在zai修xiu正zheng物wu性xing影ying響xiang時shi考kao慮lv。由you於yu流liu量liang計ji結jie構gou和he形xing狀zhuang的de複fu雜za性xing及ji加jia工gong裝zhuang配pei的de離li散san性xing，幾ji乎hu不bu可ke能neng采cai用yong計ji算suan的de方fang法fa對dui其qi腔qiang體ti隨sui操cao作zuo條tiao件jian的de變bian化hua精jing確que地di進jin行xing修xiu正zheng，也ye不bu可ke能neng根gen據ju試shi驗yan數shu據ju針zhen對dui所suo有you流liu量liang計ji擬ni合he出chu滿man足zu準zhun確que度du要yao求qiu的de經jing驗yan公gong式shi。

       渦輪流量計對於容積流量計而言，在進行流量計的型式鑒定、樣yang機ji試shi驗yan或huo質zhi檢jian抽chou查zha時shi，自zi然ran吸xi氣qi式shi發fa動dong機ji被bei改gai裝zhuang為wei增zeng壓ya式shi發fa動dong機ji後hou，不bu管guan是shi采cai用yong廢fei氣qi渦wo輪lun增zeng壓ya器qi還hai是shi機ji械xie增zeng壓ya器qi，渦wo街jie流liu量liang計ji都dou會hui遇yu到dao進jin氣qi溫wen度du高gao的de問wen題ti，

       wojieliuliangjiyinweijingguoyasuohoudekongqiwendukendingbiweijingguoyasuodegao。ziranxiqishifadongjidejinqiwendubuguanfadongjizaishenmezhuangtaixiadoumeiyoudadebianhua，buguanshizhuangzaikongqiliuliangjinei，haishilijieqimenbuyuandejinqiqiguanshanghuofenggexiangchu
，douxiangchabuda;

       duiyusudushiwolunliuliangji，caozuotiaojiangaibianjiangyinqiqiliutongmianjidebianhua
，congerdaozhiyibiaoxishudebianhua。ruguojiandingshiliuliangjidecaozuotiaojiannengyushijishiyongshixiangtonghuojiejin，zelixianjiandingjikemanzuyaoqiu。danshi，youyucaozuotiaojiandefuzaxingheduobianxing，lixianjiandingwangwangbunengfuxianshijicaozuotiaojian
，zhiyouzaixianshiliujiandingcainengjiejuegaozhunquedudeliuliangceliangwenti，fouzeyaokaolvfujiadewucha。

       從廣義上講，被測介質的均勻度、含氣(液)量
、雜質含量等來流條件，也屬於流量計操作條件的範疇
，但其對流量計性能的影響更加複雜，有時在線實流檢定也難以解決。