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- The cautions of operations of vortex flow meter in flow measurement of chemical industry are given. 提出了在化工行业的流量测量中使用涡街流量计的注意事项。
- vortex flow measurement 涡街流量检测
- In-line vortex meters shall be the first choice for general duty flow measurement unless otherwise noted herein. 除非在此另有注解，对于普通工况的流量测量的第一选择应是在线涡流表。
- Research on Dilute Parti-cles Motion in Secondary Vortex Flow. 旋涡二次流中稀疏颗粒的运动特性研究。
- Orifice plates are the second choice for general duty flow measurement where vortex meters or other types of meters are not suitable or where redundant measurement is required. 在涡流表或其它类型的仪表不适合的普通用途的流量测量，或要求冗余测量的地方，孔板是第二选择。
- Application for Flow Measurement in Annulus Logging. 流量测量方法在环空测井中的应用。
- Interaction between the axisymmetric and non-axisymmetric disturbances in a vortex flow is investigated. 本文研究涡旋流动中轴对称和非轴对称扰动的相互作用。
- Suitable for positive isolation as well as flow measurement and control. 不但适合于流量测量和控制,而且也适用于积极的保温绝缘保护。
- The high temperature vortex flow - sensor is a sensitive part which is made of high temperature piezoelectric ceramics with Karman vortex theory. 高温涡街流量传感器是根据卡门涡街理论,采用高温压电陶瓷制成的敏感器件,本传感器使用PNC型改性偏铌酸铅高温压电陶瓷。
- LIQUID FLOW MEASUREMENT IN OPEN CHANNELS. PARSHALL AND SANIIRI FLUMES. 明渠液流测量。
- Karman vortex street was observed in the wake of a rough Mat plate at M=2.2.The supersonic vortex flow was investigated by optical methods. 在一块粗糙平板的超音速尾流中(M数2.;2);产生了卡门涡街。用光学方法研究了超音速卡门涡街。
- This paper discusses the selection arid design of the gas measuring device of the Yokogawa vortex flow meter made in Japan. 摘要在介绍流量计量基础上，重点介绍由日本横河涡街流量计进行煤气计量选型及应用。
- This article introduces the method of vortex flow meter intelligencing processing and gives basic hardware circuit draw and software flow. 介绍了涡街流量计智能化处理方法,给出了基本硬件电路框图和软件流程图。
- The measuring principle of Vortex flowmeter is introduced and the causes are analyzed,which could affect the precision of flow measuring. 讨论了流量仪表在应用中常见的失误情况,包括操作不善以及不良安装等。
- Combining with the experience on application of flow meters in chemical industry, the measuring principle of vortex flow meters,the selection and installation are introduced. 结合化工行业流量仪表应用的实践,介绍了涡街流量计的测量原理,涡街流量计的选择和安装。
- Before taking a flow measurement reading, set the valve to its fully open (4.0) or at a preset position. 在获取流量测量读数之前，将阀门设置在全开（4.;0）或在一个预调的位置。
- It also analyses the causeof vorlex flow emergence in the triangle area,and puts forward the technical measures which could weaken the vortex flow of area. 本文阐述了高产梳棉机锡林、道夫三角区气流运动的规律,以及该区纤雏的转移情况。
- Techniques borrowed from the ring laser gyro can be adapted to fluid flow measurement. 借环形激光陀螺仪的技术，加以改进使之适用于流体流量的测量。
- The Cutthroat Flume with Flat Bottom Can be Used in the Channel Flow Measurement with or without Sediment. 平底矩形无喉道量水槽是在巴歇尔量水槽基础上加以改进，研制成的新型量水槽，结构简单、工方便、算简捷，适用于清水和引黄多泥沙渠道量水。
- A sample size needs to be established when this method of mass flow measurement is used. 在使用这种质量流量测量方法时，需要测定试样的大
