Based on flow and heat transfer model of discrete and continuous phases, three-dimensional numerical simulation of flow and heat transfer in Venturi tube was studied on FLUENT platform. 由于文氏管内部的流动与传热较为复杂,基于离散相和连续相流动与传热模型,在FLUENT平台上,对文氏管内部的流动与传热过程进行了三维数值模拟;
The Derivation of Characteristics of the Venturi Tube with Oval Adjusting Valve 椭圆调径挡板文氏管调节特性曲线方程的推导
By using the fiber grating pressure sensing setup and Venturi tube, a novel flow velocity sensor based on double fiber Bragg gratings ( FBGs) is proposed. 设计了一种基于双光纤布拉格光栅的新型流速传感器,它包括双光纤光栅压强传感机构和文丘里管。
In this system, single Venturi tube, floral hoop in series and wire mesh dehydrator are used instead of the dedusting process of electric precipitator and Venturi tube in series. 该系统采用单根文氏管、串联花环、丝网脱水器湿法除尘,取代原串联文氏管电除尘净化工艺。
The wet type dust-removing apparatus comprises a venturi tube, a cyclone body, a wet cap, a foam dedusting chamber, a water blocking gate, a water supply system and an inducing draught device. 该除尘器装有文氏管、旋风体、湿帽、泡沫除尘室、挡水栅、供水系统和引风装置。
Under the control of pneumatic valves, the normal saline injection, ISF extraction and collection function of the tool are implemented by using the vacuum generated from the Venturi tube. 该装置可在气动阀的控制下,利用文氏管产生的真空负压,自动完成生理盐水的注入、组织液的抽取和收集。
The utility model relates to a preservation type water-jet vacuum pump, which comprises a Venturi tube, a sucking room and a jet. 本实用新型涉及一种防腐型水喷射真空泵,它包括文丘里管、吸入室和喷嘴。
To obtain the state of heat and mass transfer inside Venturi tube is very helpful to guide design and management of Venturi tube. 获得其内部的传热传质情况对文氏管的设计和运行管理具有非常重要的指导意义。
These thesis bases on energy equation and continuity equation design Venturi tube. 本课题根据能量方程和连续性方程自行设计文丘里管采样器。
This paper introduces the application of the new type differential pressure inner venturi tube flow meter in measuring coke oven gas and satisfactory result. 介绍了差压式内文丘里管流量计在焦炉煤气上的应用。
The system adopts lots of advanced technologies and devices such as R-D Venturi tube, micro-differential meter accurately and automatically adjusting device for converter mouth, gas analyzing device and dry-style gas cabinet etc. 该系统采用了R-D文氏管、炉口微差压仪表自动调节装置、气体分析装置、干式煤气柜等多项先进技术和设备。
The oil-water flow measurement could be better made if flow regime identification was combined with the model of the oil-water two-phase flow measurement using a Venturi tube. 如果将流型识别与推导得到的文丘里油水两相流流量测量模型相结合,可以较好地实现油水两相流的流量测量。
Relationship between fluctuating differential pressure and void fraction of gas-liquid two-phase flow in Venturi tube 在两相流系统中,空隙率和流型是两相流中两个非常重要的参数。文丘里管中气液两相流差压波动信号与空隙率关系
Heat and mass transfer with spraying in Venturi tube is very complex in converter coal gas recovery system. 在转炉煤气回收系统中,文氏管内部有喷射行为的传热传质非常复杂。
The calculated results showed that the converging-diverging nozzle worked as Venturi tube under economical and efficient spraying pressure. 计算结果表明,在经济有效的喷雾压力下,缩放喷管以文丘里管方式工作;
An experimental device has been designed, which incorporates a horizontal orifice plate and a vertical descending Venturi tube connected in series. An experimental study was conducted with air and water serving as working mediums. 设计了水平孔板和垂直下降文丘利管串联组合的实验装置,并以空气和水为工质进行了实验研究。
Performance analysis of flow and heat transfer of spraying cooling for converter gas with high temperature in Venturi tube 转炉高温烟气除尘文氏管喷淋降温流动与传热性能分析
Research on Gas-Liquid Two-Phase Flow Parameters Measurement with Venturi Tube 基于文丘里管的气液两相流参数检测方法研究
Numerical Simulation of Temperature Decrease and Fluid Flow With Water Spraying in Venturi Tube of Converter Coal Gas Recovery System 转炉煤气回收系统文氏管喷淋降温与流动数值模拟
The condition adaptable to air exhaust using Venturi tube was analyzed, and then the basic principle on the design and calculation was presented. 对文氏管排气的适用条件进行了分析计算,提出了设计计算的基本原则;
The Study of Wet Gas Measurement Technology for Applications: Venturi Tube 文丘里管在湿气测量中的应用研究
The problem with the first venturi tube throat inlet of BFG washing system was analyzed with advancing the corresponding measures of improvement, thus reduced equipment failure rate and enhanced operation safe reliability of the dedusting system. 对高炉煤气洗涤系统一文喉口存在的问题进行了分析,提出相应改进措施,通过改进降低了设备故障率,提高了除尘系统运行的安全性、可靠性。
Experimental investigation of pipeline pulverized coal flow measurements using a Venturi tube 文丘里法管道煤粉流量测量的实验研究
To overcome the difficulties in measuring the oil-water two-phase flow, the oil-water two-phase flow regime was studied with a horizontal Venturi tube and a model of flow measurement was established. 针对油水两相流的测量难题,利用文丘里管对水平管内油水两相流流型进行了研究。
A Study of the Gas-solid Two-phase Flow Resistance Characteristics in a Non-standard Venturi Tube 非标准文氏管气固两相流阻力特性的研究
Optimization of Venturi tube design for pipeline pulverized coal flow measurements 用于管道煤粉流量测量的文丘里管型设计及优化
Application of Inner Venturi Tube Flow Meter in Measuring Coal Gas 内文丘里管流量计在煤气计量中的应用
The feasibility was discussed for the use of Venturi tube and automatic exhaust valve for expelling air from siphon tube. 探讨了虹吸管利用文氏管及自动排气阀排气的可行性。
Based on the analysis of the dynamic differential pressure signal of two-phase flow through Venturi tube, the various flowrate equations were established according to the flow pattern. 论文通过对文丘里管前后两端的动态差压信号的分析和处理,根据用波动系数确定的流型,建立了不同流型下的各种流量测量公式。
The common hydrodynamic generator have perforated plate and venturi Tube, which are simple and durable; the process load is big; the power consumption is small as well as its power supply convenient. It suits in the industry apply. 常见的流体动力式空化发生器有穿孔板和文丘里管,它结构简单,坚固耐用,处理量大,耗电量小,很适合在工业上应用,已显示出了自己独特的优点和巨大生命力。