Pipe flowmeter is a very potential flow metering equipment.
弯管流量计是一种有潜力的流量计量仪器。
Introduces the design requirements and principle of gas flow metering station as well as the necessary equipment.
介绍了天然气流量计量交接站的设计要求、设计准则,以及建设计量站所需的设备。
The prominent characteristics of gear pump in application to flow metering and fluid transportation were introduced in this article.
介绍了齿轮泵用于流量计量和流体输送时所具有的突出特点。
Neither crude materials nor products in chemical industry enterprise, most of them are gas or fluid whose meterage belongs to flow metering.
化工企业的原料和产品大部分都是气体和液体,其计量类别都属于流量计量。
Menhwhile, this paper also describes features of air-assisted and liquid-assisted fuel flow metering methods and how they complement each other.
本文还叙述了流量气测法和流量液测法的特点和相互补充的情况。
A new multiphase flow metering model named flume-flow model was presented based on theoretical and experimental studies of multiphase fluid mechanics and multiphase flow testing.
在多相流体力学和多相流测量方面大量的基础理论研究和实验研究的基础上,提出了全新的明渠流模型等多个流量计测模型用于多相流量计量。
The single well flow metering unit, which is made up of oil meter, recorder, accessories such as pipe and valve and so on, was developed for the oil measurement of single well in series oil Wells.
单井流量计量装置是为解决串联油井的单井量油而研究的,该装置由量油器、记录仪表及管阀附件等组成。
The installed oil-saving device can reduce the gaps of metering-orifices, limits flow, increases oil atomization, and thus saves oil.
装上本节油器,能缩小量孔的间隙和限制流量,增加油的雾化从而达到节油效果。
Practical flow-metering devices have become available commercially .
实用的流量测量装置已在工业上使用。
These components are installed between the customer supplied regulation and metering station and the gas fuel flow meter installed just prior to the fuel gas module.
这些部件安装于用户提供的调压计量站和安装在燃气组件前的气体燃料流量计之间。
Experimemtal result shows that the metering valve has small weight and low resistant moment , and can meet the required flow characteristic.
试验结果表明: 燃油计量阀门阻力矩小、重量轻,流量特性基本满足设计要求;
Dynamic metering is an important way to measure oil flow, and errors shall be reduced as much as possible to achieve accurate measurement.
原油动态计量是油量计量的重要方式,要做到准确计量就应尽量减少误差。
An optimal control model of on-ramp metering was constructed, which was based on the dynamic discrete traffic flow model in multilane freeway.
建立了一个基于多车道动态离散交通流模型的高速公路入口匝道流量优化控制模型。
This paper introduces the revolution control principle of powdered coal metering valve for MAERZ vertical kiln and its program flow chart.
本文介绍了迈尔兹竖窑煤粉计量阀转速的控制原理,并给出了其程序流程图。
Standard volume pipe used for flow meter's calibration shall be calibrated every three years by metering calibration department.
用于检定流量计的标准体积管每三年要由计量检定部门检定一次。
This device is easy to control, simple in maintenance and low in cost; functionally it can substitute for metering pumps and electromagnetic flow meters used in system.
该装置易于控制,维护维修简单、成本低廉,功能上能取代系统中使用的计量泵和电磁流量计。
In previous studies usually two throttling devices were required for metering the loading ratio or the particles flow rate.
在前人研究中都采用两个节流元件来测量固体颗粒流量或浓度。
Mass flow meter; Refined methanol metering; Troubleshooting.
质量流量计;精甲醇计量;故障处理。
Up to now, a lot of methods for measuring the particles mass flow rate has been presented, but no metering method for industrial applications are yet available.
迄今提出的测量固体颗粒流量的方法不少,但尚无一种宜于在工业上应用的测量方法。
Flow is measured via an orifice plate metering run with a differential pressure transmitter providing feedback to the control loop.
这需要比例调节阀和流量测量形成的回路控制。
There is obvious advantage of the ultrasonic flow meter for the metering on the large diameter gas pipeline.
超声波流量计在大管径天然气计量中具有突出的优点。
The adapter is non-removably coupled to the fill valve and is configured with a larger proximal pathway, and a smaller distal metering pathway for restricting the refill flow rate.
所述管接 头以不可移除的方式耦合到所述进水阀,且配置有较大的近端通路和用于限制补水流速的较小的远端计量通路。
In certain conditions pressure and velocity distribution of air flow inside the conical holes of the seed-metering wheel can be analysed and calculated approximately as in an angular region.
论证了在一定条件下,排种器锥孔中的压力和速度分布可以近似的按角形域进行分析和计算。
All Stenner metering pumps have a 3-point roller design in the pump head, which ACTS as a check valve to prevent back flow, siphoning, overdosing and loss of prime.
泵头有3点滚筒设计,设备可作为止回阀阻止回流,虹吸,过量用药和避免大量的材料损失等。
Both pumps offer excellent metering performance, high vacuum lift, dry priming capability and no possibility of back-flow.
两类泵还具有良好的计量、高真空提升、干启动以及防回吸等功能。
Both pumps offer excellent metering performance high vacuum lift dry priming capability and no possibility of back-flow.
两类泵还具有良好的计量、高真空提升、干启动以及防回吸等功能。
Both pumps offer excellent metering performance high vacuum lift dry priming capability and no possibility of back-flow.
两类泵还具有良好的计量、高真空提升、干启动以及防回吸等功能。
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