exhaust hood
英 [ɪɡˈzɔːst hʊd]
美 [ɪɡˈzɔːst hʊd]
排汽缸，后汽缸，排风罩
英英释义
noun
- metal covering leading to a vent that exhausts smoke or fumes
双语例句
- 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 - 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。 - 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。 - 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 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 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。 - 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。 - 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。 - 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。