Combustion gases are collected by an exhaust hood for further analysis. 燃烧过的气体被抽油烟机收集以作进一步分析。
Experiment and analysis of performance parameters for refraction nozzle in vent wash exhaust hood 运水烟罩内折射式喷头性能参数分析及试验
A study of the influence of running speed on the exhaust characteristics of exhaust hood on metro vehicle 运行速度对地铁车辆排风风帽排风特性影响的研究
Principle and Characteristics of High Efficiency Tri-forked Self-force Exhaust Hood 三叉形自力式高效排气风帽的原理特性及应用
Selection of Dust Exhaust Hood and Its Application to Dust Prevention of Jade Carving Workplace 吸尘罩的优选及其在玉石雕刻防尘中的应用
Numerical Simulation and Experimental Research of the Rotary Air Curtain Exhaust Hood 旋转气幕式排风罩数值模拟及实验研究
The thesis expresses velocity distribution of the exit of the exhaust hood of300MW turbine effect on temperature difference of the condenser. 介绍了300MW汽轮机组排汽通道出口速度分布对凝汽器传热端差的影响。
However, most of the previous numerical simulations studied the exhaust hood separately without taking account of the effect of the inhomogeneous flow from the last stage. 数值模拟一直是研究大功率汽轮机低压排汽缸内流场的主要方法之一。
Study on Numerical Simulation of a new type of rotary air curtain exhaust hood 一种新型旋风气幕式排风罩数值模拟研究
Develops an exhaust hood incorporating air makeup. 研制了一种补风式排烟罩。
Research of Numerical Simulation of Flow Field and Calculation Method of Pressure Drop of Exhaust Hood 排汽缸流场数值模拟及压损计算方法研究
The report illustrates the influence of makeup air on exhaust hood performance. 研究了商用厨房环境的空气品质,阐明了补风对排风罩性能的影响。
A new online model for calculating the exhaust enthalpy was proposed aiming at the limitation of existing online calculation model for calculating the enthalpy of steam turbine LP exhaust hood. 针对现有的汽轮机低压缸排汽焓在线计算模型存在一定的局限性,提出了一种排汽焓在线计算新模型。
This paper stimulates the air-curtain exhaust hood of cyclone by using Fluent, and obtains the speed vector and pressure value of each flow field by adopting the standard k-ε turbulence model and supplying air from the different angles at the same speed. 利用Fluent软件对气幕旋风排风罩流场进行了模拟,采用标准k-ε紊流模型,以同一速度不同角度进行送风,得到各自流场的速度矢量和压力值。
The application of furnace cover with exhaust hood in the dust collection system of the refining furnace 炉盖排风罩在精炼炉除尘系统中的应用
In order to improve the efficiency of the purifying device with water mist in public kitchens, a disassembling purifying exhaust hood is manufactured. 目的为了提高水幕式公共厨房油烟净化装置的净化效率,设计制造了可拆装的便于安排不同试验方案的排烟罩。
Influences of Different Inlet Conditions to Gas Dynamic Performances of Exhaust Hood 不同进口条件对排汽缸气动性能的影响
A Further Experimental Research on Air-Curtain Exhaust Hood of Energy Saving 节能型气幕式排风柜的实验再研究
Provide guides theoretically for numerical simulation in compound flow of exhaust hood. 为复合流场的数值计算提供了理论指导。
Numerical Simulation on Steam Turbine Exhaust Hood Model and Its Result Analysis 汽轮机排汽缸模型的数值模拟与结果分析
The first job, in designing pipings of a direct cooling system, is to choose a structurally rational calculation model, which can warrant the piping's strength and stability and simultaneously satisfy thrust limitations, set by the steam turbine's exhaust hood structure. 在直接空冷系统主管道的设计中,首要任务是合理选择结构计算模型,以保证主管道自身的强度和稳定性,并满足汽轮机排汽装置推力的要求。
The flow characters and the requirement for aerodynamic performance of modern large steam turbine exhaust hood, and their several effects on the steam turbine are discussed in detail. 本文详细讨论了现代大功率汽轮机排汽缸的流动特点对其气动性能的要求及对机组的各种影响。
This paper analyzes the constitutes and results of numerical analysis system of the large power turbine's low pressure exhaust hood. 概要介绍了大功率汽轮机低压排汽缸数值分析系统各部分的构成及实施的结果。
With the CFD technology, the airflow characteristic on loop outlet exhaust hood and the traditional canopy exhaust hood was analyzed under the isothermal condition. 采用CFD技术分析了等温情况下环形风口排风罩和传统伞形排风罩排气气流特性。
Studying the flow structure and understanding the flow loss mechanism of the steam turbine low pressure exhaust hood provides a firm foundation for developing high performance low pressure exhaust hoods. 研究汽轮机低压排汽系统内部的流动结构和理解其内部流动损失机理为研制高性能的排汽系统提供了坚实的基础,而探讨排汽系统气动优化设计方法有利于进一步完善汽轮机的设计体系。
The diffusion capability of the exhaust hood represents the ability of leaving kinetic energy recovery. 排汽缸的扩压能力表征了其回收余速动能的能力。
The aerodynamic performance of exhaust hood which has a direct effect on the pressure of turbine outlet and the condition of condenser inlet effects the thermal efficiency of the whole steam turbine. 排汽缸气动性能直接影响到末级叶栅出口背压和凝汽器入口汽流的均匀程度,进而影响到整个汽轮机组的热效率。
The low pressure exhaust hood plays an important role in the stream turbine. 汽轮机的低压排汽缸在汽轮机中有着重要作用。
An aerodynamic optimization system for the low pressure exhaust hood has been developed on the Matlab platform. 在Matlab平台上开发了低压排汽系统的气动优化平台。
The stream discharged from the last stage blade is collected by the exhaust hood and guided into the condenser. 排汽缸收集从透平末级排出的工质,将其引导向凝汽器。