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差压式流量测量系统 被引量:2

A differential pressure system for flow measurement
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摘要 文章提出了差压流量测量系统方案,重点介绍了差压式流量测量系统的各个组成部分,对将流量Q转换为与之成线形关系的数字输出也进行了详细的公式推导。该系统结构简单,对测量出流体的流量有着方便、可靠性高、测量精度准确的特点,可广泛应用于多种领域的流量测量。 The different pressure system for flow measurement is a kind of system which utilizes different pressure principle to measure flow. This paper introduces some components of the measuring system,and derives the formulate changing flow Q into the line shape relation digital output in detail. The system is very convenient to measure flow.
出处 《石油仪器》 2005年第2期53-55,91,共3页 Petroleum Instruments
关键词 节流式流量计 电容式差压传感器 变压器电桥 AD736 开方器 MC14433 LED orifice meter,capacitance differential pressure transducer,transformer bridge,AD736,extraction,MC14433,LED
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参考文献1

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同被引文献15

  • 1邓亲恺.现代医学仪器设计原理[M].北京:科学出版社,2007:156-202.
  • 2World Health Organization. Global Surveillance, Prevention and Control of Chronic Respiratory Diseases: A Comprehensive Approach[ R]. 2007 : 14-19.
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  • 5Lopez V A, Del Castillo A F. Influence of Peak Expiratory Flow Monitoring on an Asthma Self-Management Education Programme [ J]. Respiratory Medicine ,2000,94 ( 8 ) :760-766.
  • 6朱富华,李金池,金攻.传感哮喘测定仪[P].中国:01246960.2.2002-12-18.
  • 7Gretchen W Cook. Peak Flow Diaries:Tracking Your Asthma for Better Care:With You and Your Doctor on the Same Page [ J]. Asthma Magazine ,2003,8 (6) :21-23.
  • 8Helen Jewitt, Gary Thonms. Measurement of Flow and Volume of Gases[ J ]. Anaesthesia and Intensive Care Medicine, 2012, 13 (3) :106-110.
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  • 10GB/T2624.4-2006/ISO.用安装在圆形截面管道中的差压装置测量满管流体流量:第四部分:文丘里管[S]:1-6.

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