The heat transfer of film boiling on an elliptical cylinder when forced convection coexists with volumetric force is investigated.
本文研究了体积力与强制对流共存时椭圆柱外的膜态沸腾换热问题；
The design of the intake ports of an internal combustion engine plays an important role in modern low emission engines. The port design determines the volumetric efficiency and in-cylinder charge motion thus influence performance of combustion systems.
对于现代低排放要求的发动机，进气道的设计发挥着重要的作用，它设计的好坏决定着充气效率的大小和缸内工质的运动情况，进而影响燃烧系统的性能。
This paper presents a quasi-steady gas flow method to indirectly measure the volumetric efficiency of individual cylinder of multi-cylinder engine by means of experimentally measured pressure wave before and after the intake valve.
提出了一种按准稳定流动处理方法，利用实测多缸内燃机进气门前后的压力波间接测量多缸内燃机单缸充气效率。
Air velocity in inlet pipe is measured with hot-wire anemometer and cycle-to-cycle volumetric efficiency in a single cylinder, four stroke diesel engine is calculated with the method of characteristics under stationary, acceleration and deceleration conditions.
本文通过热线流速仪测得进气管内流速，利用特征线法计算高速四冲程单缸柴油机在稳定工况、加速工况、减速工况时各循环充气效率的变化。
Effect of Inlet Manifold Construction and Dimension on Volumetric Efficiency and Performance of Four Stroke High Speed Multi-cylinder Truck Diesel Engine
进气管结构参数对四冲程多缸高速车用柴油机充气效率及性能的影响
Numerical computation and experimental study of the volumetric efficiency of a high speed four stroke single cylinder diesel engine
高速四冲程单缸柴油机充气效率的数值计算和实验研究
Swings the cylinder with the leaf blade type to compare, its torque big, the volumetric efficiency is high, composes with the reciprocation cylinder swings the organization to compare, it has the higher mechanical efficiency, and its slewing area may achieve 360°, may reduce worker's labor intensity.
与叶片式摆动油缸相比，它的扭矩大，容积效率高，与往复油缸组成的摆动机构相比，它具有较高的机械效率，并且它的转动范围可以达到360°，可以减轻工人的劳动强度。问题补充：请别用再线翻译来帮我，机器翻得太差，必需得再顺一下，我英语很差，不会弄，清高手帮助呀
Besides, the relationship among volumetric efficiency, amount of injected fuel and indicated mean pressure is studied by measuring pressures in cylinder and fuel pipe.
此外，本文还通过测量气缸压力和油管压力，研究了充气效率、供油量和平均指示压力之间的关系。
Studied in this paper is in-cylinder injection of natural gas engine, which improves the volumetric efficiency.
本文实现了天然气发动机缸内非高压直接喷射天然气，在结构上和控制时刻将空气的吸入和天然气的喷入完全分开，成功地解决了天然气发动机充气效率下降的问题。
In this paper, the flowrate formula of the annular clearance between piston and cylinder in hydraulic piston pump is revised because the seal length of piston becomes different. The revised coefficient makes things convenient for volumetric efficiency calculation in hydraulic piston pump.
考虑到柱塞密封长度的变化，对柱塞与缸孔间环形间隙流动流量公式进行修正，得出修正系数的计算公式，为柱塞泵（马达）容积效率的分析和计算提供了方便。