自动化博览
自動化博覽
자동화박람
Automation Panorama
2015年
10期
82-85
,共4页
磁浮子流量计%角位移%直位移%磁钢%霍尔元件
磁浮子流量計%角位移%直位移%磁鋼%霍爾元件
자부자류량계%각위이%직위이%자강%곽이원건
Magnetic float flow meter%Angular displacement%Direct displacement%Magnetic steel%Hall element
浮子流量计的浮子位移与流量之间对应着明确的函数关系,测出浮子的位移即可确定流量的大小。传统的浮子流量计的测量方法为角位移式测量,直位移测量式是在角位移测量式的基础之上而诞生的又一种测量方式,这种测量方式完全去掉了耦合磁钢、测量磁钢。它应用在小流量的测量中,比起角位移测量方式节约了成本,简化了结构。本文介绍了基于霍尔元件的直位移式磁浮子流量计的测量原理、方法,采集信号的处理、运算法则,实验数据及结果。
浮子流量計的浮子位移與流量之間對應著明確的函數關繫,測齣浮子的位移即可確定流量的大小。傳統的浮子流量計的測量方法為角位移式測量,直位移測量式是在角位移測量式的基礎之上而誕生的又一種測量方式,這種測量方式完全去掉瞭耦閤磁鋼、測量磁鋼。它應用在小流量的測量中,比起角位移測量方式節約瞭成本,簡化瞭結構。本文介紹瞭基于霍爾元件的直位移式磁浮子流量計的測量原理、方法,採集信號的處理、運算法則,實驗數據及結果。
부자류량계적부자위이여류량지간대응착명학적함수관계,측출부자적위이즉가학정류량적대소。전통적부자류량계적측량방법위각위이식측량,직위이측량식시재각위이측량식적기출지상이탄생적우일충측량방식,저충측량방식완전거도료우합자강、측량자강。타응용재소류량적측량중,비기각위이측량방식절약료성본,간화료결구。본문개소료기우곽이원건적직위이식자부자류량계적측량원리、방법,채집신호적처리、운산법칙,실험수거급결과。
There are specific function relationships between the amount of flows and displacements of floater. We obtain the exact flows through measuring the floater displacements. The angulardisplacement is adopted traditionally, and the direct displacement is,a kind of new measurement based on the angular displacement, which has eliminated the coupling magnetic steel and measuring magnetic steel. Compared to the angular measurement, this method simplifies device structure and saves the expenses. This article introduces the measure methods and principles of direct displacement magnetic float flow meter, particularly in signal process, algorithm, experiment statistics and results.