查询词典 flowmeter

Our company besides produces the above standard throttling gear, but also produces the present domestic ordinary application each kind of special throttle, like wing anemography installment, ring-like throttle type flowmeter, double repeated passage hamlet anemography installment, 1/4 round spray nozzle, segment of orifice, dual orifices, Inner Tibet orifice, fast tube Flow sensor, jack-in low damaged due to pressing flowmeter, against wall wind pressure thief and so on 30 many kinds of varieties, 1000 many kinds of specifications, caliber from DN10-3000mm, pressure from PN0.01-32MPa, temperature from negative 260℃- 550℃.

我公司除生产上述标准节流装置外，还生产目前国内普通应用的各种特殊的节流件，如机翼型测风装置、环状节流式流量计、双重文丘里测风装置、1/4圆喷嘴、圆缺孔板、双重孔板、内藏孔板、均速管流量传感器、插入式低压损流量计、防墙风压取样器等30多种品种，1000多种规格，管径从DN10-3000mm，压力从PN0.01-32MPa，温度从负260℃-正550℃。

a design ideology and realization method of the medical intelligent oxygen flowmeter based on a single chip computer are proposed, which performs the coding by the aid of the rotating angle of the nob on the valve of the metal ball cock oxygen flowmeter and aims at the corresponding relationship of the valve nob rotating angle and flow of the oxygen flowmeter available in hospitals.

小 摘要：针对医院现有吸氧系统中金属浮球氧气流量计阀门手柄旋转角度和流量的对应关系，通过对手柄旋转角度进行编码，提出了一种基于单片机的医用智能氧气流量计的设计思想与实现方法，对病人吸氧时氧气流量和总吸氧量进行记录。

To ensure accurate and consistent performance from a steam flowmeter, it is essential to match the flowmeter to the application.

为了确保准确性和一致性，从蒸汽流量计的性能，必须以符合流量计的应用程序。

Company main products: vortex flowmeter, electromagnetic flowmeter, turbine flowmeter, metal tube rotameter, glass rotameter, magnetic level gauge products such as flip widely used in petroleum, chemical industry, papermaking, metallurgy, system medicine, water companies in other industries.

公司主要产品：涡街流量计、电磁流量计、涡轮流量计、金属管转子流量计、玻璃转子流量计、磁翻转液位计等产品广泛应用于石油、化工、造纸、冶金、制药、自来水公司等行业中。

Our company specializes in the production and sale of savings Orifice, nozzle length, the standard nozzle, three curves of the wings, wind measuring devices Venturi, V-cone flowmeter, vortex flowmeter, metal tube rotameter, electromagnetic flowmeter , 1151.3351 differential pressure transmitter, pressure transmitter, multi-channel pressure measurement device, purge devices, anti-samplers, Rosemount transmitter, EJA transmitter and other products the company spirit of "good faith User envisaged "business philosophy, we are bound to quality products, low prices, first-class services to meet your requirements Let us work together hand in hand and a better future. www.wxhtyb.com contact: Shen Yong-gang Mobile: 13921233600 Tel :0510-86023630QQ:

我公司专业生产和销售节流孔板，长径喷嘴，标准喷嘴，三曲线机翼，测风装置文丘里管，V型锥流量计，涡街流量计，金属管转子流量计，电磁流量计，1151.3351差压变送器，压力变送器，多路风压测量装置，吹扫装置，防堵取样器，罗斯蒙特变送器，EJA变送器等产品公司本着"真诚地为用户设想"的经营理念，我们必将优良产品，低廉的价格，一流的服务来满足您的要求让我们一起携手并进，共创美好未来。www.wxhtyb.com联系人：沈勇刚手机：13921233600电话：0510-86023630QQ：

Main business: Sales Main Products: Temperature instrumentation, pressure instrumentation, flow meters, material / liquid level instruments, metering equipment, control systems thermocouples, thermal resistors, wire compensation, pressure gauge, transmitter, pressure transmitter, Smart Transmitter, Level Transmitter, Flow Meter, Orifice flowmeters, electromagnetic flowmeter, vortex flowmeter, Verabar, metal tube rotameter, gas flowmeter, no NG Paperless Recorder, indicating regulator, regulator, hand fuck, and Flow Totalizer, level transmitter, pressure calibrator, process calibrator, digital pressure gauge, check simulation device, auto-calibration system.

主要业务∶销售主营产品：温度仪表，压力仪表，流量仪表，物/液位仪表，计量仪器，控制系统热电偶，热电阻，补偿导线，压力表，变送器，压力变送器，智能变送器，液位变送器，流量计，孔板流量计，电磁流量计，涡街流量计，威力巴流量计，金属管浮子流量计，气体流量计，无仪纸记录仪，显示调节仪，调节器，手操器，流量积算仪，液位变送器，压力校验仪，过程校验仪，数字压力计，校验仿真仪，自动校验系统。

Advanced ultrasonic flowmeter of overseas is adopt, technical flow of gas well is predigested. At the same time, syphon flowmeter is applied for the first time in the measure of gas well and spot experimental work of syphon flowmeter is accomplished.

采用了目前国外先进的超声波流量计，简化采气井工艺流程，同时首次将弯管流量计应用到了采气井计量中并完成了弯管流量计的现场试验工作。

The invention belongs to the fluid measuring technical field and relates to an oil, gas and water three-phase oil well continuous gauging device, which comprises a high-efficient gas-liquid separator; the high-efficient gas-liquid separator is connected with an oil, gas and water three-phase inflowing port; a gas phase outlet of the oil, gas and water three-phase inflowing port is connected with a gas phase measuring pipeline; a gas path temperature sensor, a gas path pressure sensor and a gas path endocone flowmeter with high-frequency differential pressure transmitter are arranged on the gas phase measuring pipeline; a liquid phase outlet of the high-efficient gas-liquid separator is connected with a liquid phase measuring pipeline; a liquid path Coriolis mass flowmeter and a liquid path endocone flowmeter are arranged on the liquid phase measuring pipeline; and the cross section of the pipeline for mounting the liquid path Coriolis mass flowmeter is more than the cross section of the pipeline for mounting the liquid path endocone flowmeter.

本发明属于流体测量技术领域，涉及一种油、气、水三相油井连续计量装置，包括高效气液分离器，高效气液分离器与油、气、水三相流入口相连，其气相出口与气相测量管路相连，在气相测量管路上装有气路温度传感器、气路压力传感器、带有高频差压变送器的气路内锥流量计；高效气液分离器的液相出口与液相测量管路相连，在液相测量管路上装有液路科氏质量流量计和液路内锥流量计，安装液路科氏质量流量计的管路的截面积大于安装液路内锥流量计的管路的截面积。

After analyzing the performance anduncertainty of the DDPM vortex flowmeter in gas-liquid bubble flows, the vortexflowmeter-Venturi tube combinative method using the vortex flowmeter and the Venturi tube as measuring cells was put forward, the measurement model based on thevortex frequency and the Venturi differential pressure was established, and it showsthat the relative errors of this method for the mass flow measurement of bubble flowsare within±5%. Furthermore, the flowrate and volume void fraction of bubble flowswere obtained using a single DDPM vortex flowmeter through the relationshipbetween the frequency and amplitude of the circumferential DDPM signal, and resultsdemonstrate that the relative errors of the flowrate and volume void fraction of bubbleflows are within±5% and±10% respectively, which indicates the broad applicabilityof this method to large numbers of engineering fields.

通过分析管壁差压式涡街流量计在气液泡状流中的性能和不确定度，提出了以涡街流量计和文丘里管作为测量元件的&涡街—文丘里联合法&，建立了以涡街频率和文丘里差压为被测量的测量模型，该方法对气液泡状流质量流量的测量相对误差可达±5％；通过建立涡街周向管壁差压信号频率和幅度与被测流体的关系，使用单个涡街流量计实现了对气液泡状流流量和体积含气率的双参数测量，该方法对气液泡状流流量和体积含气率的测量相对误差分别为±5％和±10％，可以满足大量工业实际应用的要求。

My company Vortex Flowmeter, Metal Tube Variable Area Flowmeter, standard orifice flowmeter flow measurement and other products are also made vast numbers of users, our products have independent intellectual property rights, with the National Metrology production permits for the adapt to the rapid development of high technology and business challenges of the sea fierce competition, our company continuously introducing advanced technology, technical and technological equipment, product technology, quality levels improved steadily and gradually in line with international standards, a variety of products with the domestic industries, and a number of national patents and awards.

我公司的涡街流量计、金属管浮子流量计、标准孔板流量计等产品也在流量计量方面也取得广大用户的认可，我公司产品均具有自主知识产权，拥有国家计量生产许可证，为适应高科技的飞速发展和商海激烈竟争的挑战，我公司不断引进先进技术、工艺和技术装备，使产品技术、质量水平稳步提高并逐步与国际接轨，多种产品居国内同行业之首，并获得多项国家专利权和各种奖项。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐