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临界流文丘里喷嘴流量计的原理与应用 被引量:28

The principle and application of critical flow Venturi nozzle flowmeters
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摘要 提出了流出系数和临界流函数实用公式和图表对临界流文丘里喷嘴的实际应用能起到指导作用 Methods for calculation of actual mass flow rates through critical flow Venturi nozzles and critical flow functions are proposed. These methods are essential to obtain correct flow rates for real gases.
出处 《中国计量学院学报》 2004年第3期186-190,共5页 Journal of China Jiliang University
基金 浙江省自然科学基金资助项目 ( NO.2 0 2 0 80 )
关键词 文丘里 喷嘴 流量计 临界 图表 指导作用 critical flow Venturi nozzle flowmeter discharge coefficient critical flow function
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参考文献7

  • 1[1]ISO9300-1990. Measurement of gas flow by means of critical flow venturi nozzles[S].
  • 2[2]BRAIN T J S ,CHIPCHASE R. High pressure gas flow nozzle exchange tests undertaken between the national engineering laboratory and the engineering research station of the british gas corporation[J]. International Conference of Advances in Flow Measurement Techniques, 1981 (9): 9-11.
  • 3[3]BRAIN T J S, REID J. An investigation of the discharge coefficient characteristics and manufacturing specification of toroidal Inlet critical flow venturi nozzles proposed as ISO standard flowmeters[J]. International Conference of Advances in Flow Measurement Techniques, 1981 (9): 9-11.
  • 4[4]SCHLEY P. Simulation of critical nozzle flow considering real gas effects[J]. The 10th International Conference of Flow Measurement, 2000 (5) : 4 - 8.
  • 5[5]REIMER ROBERT M. Computation of the critical flow function, pressured ratio, and temperature ratio for real air[J]. Journal of Basic Engineering, 1964 (5): 169- 174.
  • 6[6]JOHNSON ROBERT G.. Calculation of real-gas effects in flow through critical-flow nozzles[J]. Journal of Basic Engineering, 1964(9) :519-526.
  • 7[7]MURDOCK J W, BAUMAN J W. The critical flow function for superheated steam[J]. Journal of Basic Engineering, 1964(9):507-517.

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