OVAL椭圆流量计.OVAL双转子流量计.OVAL质量流量计.OVAL涡街流量计.OVAL电磁流量计。
OVAL elliptical flowmeter. OVAL double rotor flowmeter. OVAL mass flowmeter. OVAL vortex street flowmeter. OVAL electromagnetic flowmeter.
介绍LUGB系列涡街流量计的工作原理，使用过程中干扰现象及排除方法。
The article introduces the principle of LUGB series flowmeter, failure in use and repair method.
本文论述了防爆型涡街流量计检测电路的设计原则，并对具体电路作了较详尽的剖析。
This paper discussed the design principle of detection circuits for explosion-proof vortex flowmeter and analyzed some specific circuits in detail.
涡街流量计是最为常用的流量测量装置之一。
Vortex flowmeter is one of the most widely used flow measurement devices.
结合涡街流量计安装的一般要求，就其安装前的准备工作进行了介绍，着重阐述了仪表安装中应注意的几个问题，以便更好地为安装涡街流量计提供一些帮。
According to installation requirements of vortex flowmeter the preparation work is introduced as well as the matters needing attention in installation in order to provide reference for engineers.
设计一种基于变增益运算放大器和DSP数字信号处理单元的新型涡街流量计信号处理电路。
A new signal processing circuit of vortex flow meter based on variable gain amplifier and digital signal processor (DSP) unit is designed.
研究雾状流条件下，离散液相对涡街流量计测量误差的影响。
The measuring error of vortex street flowmeter was investigated in condition of mist flow.
介绍涡街流量计的基本原理、检测方法及其安装结构，提出了现场使用中出现问题的解决方法。
This article recommends the basic principle and test measure as well as the installation structure of vortex street flowmeter, solves the problems occurred on the jobsite application.
介绍了孔板、涡街流量计测量不同流体时引起的能耗量的计算方法，举例说明了能耗量的大小。
The paper introduces calculating method of energy consumpation caused by flowmeters, such as orifice flow meter, vortex flow meter, and illustrates magnitude of energy consumpation with examples.
文摘：介绍涡街流量计的测量原理及应用。
Abstract: The measuring principle and application of vortex flowmeter are introduced.
介绍涡街流量计的测量原理及应用。
The measuring principle and application of vortex flowmeter are introduced.
采用双钝体组合结构和差动传感技术，能够研制出抗干扰性能良好和高灵敏度的新型涡街流量计。
Therefor, using the dual bluff body configuration and the differential sensing technique, a novel prototype of vortex flowmeter with excellent noise immunity and improved sensibility was developed.
成功实现了一台脉冲输出型数字涡街流量计。
A pulse output model digital vortex flowmeter is developed successfully.
介绍一种集温度、压力、流量就地显示于一体的智能涡街流量计的研制。
This paper presents the development of an intelligent vortex flow meter which combines the show of temperature pressure and flow in field.
将频谱重心校正方法应用于涡街流量计数字信号处理系统，实验结果表明该方法提高了流量计的测量精度。
The spectrum center correcting is applied to the digital signal processing system for vortex flowmeter, and the results show the measuring precision of flowmeter is improved by this method.
本文首先介绍了涡街流量计的工作原理，之后详细说明了前端信号调理模块的硬件结构。
The paper introduces firstly the working principle of vortex street flowmeter, secondly the signal conditioning circuit.
根据涡街流量计的工作原理和生产工艺流程，提出了其在生产过程中的关键工艺问题，应用定位夹具来满足相应的技术要求，以保证质量和提高效率。
Based on vortex shedding flowmeter work theory and manufacturing technique, we used positioning fixture to fill with the technique requirement, guarantee the quality and raise efficiency.
本文讨论的就是与长沙矿山研究院自动化仪表厂合作开发的智能涡街流量计系统。
What our paper argues is intelligent vortex street flowmeter system developed by us, along with Automation Meter Factory Of Changsha Mining Research Institute.
智能型涡街流量计是以微处理器为基础的新型流量检测仪表。
Intelligent vortex street flowmeter is a new type of checking instrument on the basis of microprocessor.
在传统涡街流量计的基础上，设计出带有HART通讯协议的多变量涡街流量计。
On the basis of traditional vortex flowmeter, a multi-variable vortex flowmeter based on HART communication protocol is designed.
具体介绍涡街流量计的选择，涡街流量计的参数设定，安装及使用注意事项。
The selection of vortex flowmeters, the Settings of the parameters and the cautions in installation and operation of vortex flowmeters are presented concretely.
涡街流量计中的处理电路不能保证仪表在工业现场的测量精度。
The processing circuits in the vortex flowmeter are unable to ensure the measuring accuracy in the industrial fields.
涡街流量计是现代化工生产中测量流量的重要工具之一。
Vortex Flowmeter is one of the most important implements of flow measuring in modern chemical industry.
计量分离器中常用涡轮流量计、涡街流量计或齿轮流量计等在线式仪表计量原油产量。
On line instruments, such as turbine meter, vortex meter and positive displacement meter are usually used for crude oil metering in oil fields.
本文提出采用自适应陷波方法计算涡街流量计输出信号的频率，并给出实验结果。
An adaptive notch filtering method is proposed for computing the output signal frequency of vortex flowmeters, and the experimental results are given in this paper.
介绍一种新型的光纤涡街流量计原理。
The principle of an optical fiber vortex-shedding flowmeter is introduced.
研究结果表明，基于HHT的涡街频率估计方法，可以精确估计涡街信号频率并提高涡街流量计的抗干扰能力。
Research results show that vortex frequency estimation method based on HHT can estimate vortex signal frequency accurately, and increase the antiinterference ability of the vortex flow meter.
本文中设计的智能涡街流量计采用硬件和软件相结合的方案来扩大仪表量程下限。
The intelligent Vortex Flowmeter introduced in this paper expands the low limitation through hardware combining with software.
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的选型及应用。
This paper, based on flow measuring, presented the selection, design and application of gas measuring by the Yokogawa vortex flowmeter made in Japan.
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的选型及应用。
This paper, based on flow measuring, presented the selection, design and application of gas measuring by the Yokogawa vortex flowmeter made in Japan.
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