Numerical analysis of combustion performance in an annular combustor with two-stage swirler;
数值分析二级涡流器环形燃烧室的燃烧性能
Numerical simulations and optimization of a micro annular combustor;
微型环形燃烧室数值模拟及优化设计
Numerical study on annular combustor combustion flow of a gas turbine;
燃气轮机环形燃烧室燃烧流动的数值研究
In order to study the effects of combustion chamber geometry on combustion characteristics in a DI diesel engine,CFD software FIRE is used to simulate the combustion processes in four types of combustion chambers of the diesel engines.
为研究燃烧室形状对直喷柴油机燃烧性能的影响,应用发动机燃烧过程多维模拟软件FIRE对4类燃烧室柴油机燃烧过程进行了三维数值模拟。
Three kinds of combustion chambers with different ratios of diameter to depth were designed under the condition of keeping compression ratio of a diesel engine invariable,and the influences of fuel injection timing and combustion chamber geometry on combustion process,soot and NOx emissions of a diesel engine were investigated by using CFD numerical simulation method.
在保持压缩比不变的条件下,设计了3种不同径深比的燃烧室,并采用CFD数值模拟方法研究了喷油定时和燃烧室形状对柴油机燃烧过程、碳烟和NOx排放的影响。
The photos of spray and combustion process were acquired by this unit under different injection pressures and combustion chamber shapes.
在该试验装置上,分别对25MPa和18MPa的喷油压力下以及62mm圆柱形、55mm圆柱形、55mm圆柱左偏斜形、55mm圆柱右偏斜形4种燃烧室形状下的喷雾燃烧过程进行了喷雾燃烧可视化试验,获得了喷雾燃烧照片,通过对比分析得出高喷油压力及偏斜形状燃烧室具有更优的喷雾燃烧特性。
The results indicate the cooperation of CHG air supply angle and spark-ignition advancing angle as well as the combustion chamber shape are important to engine work process.
试验结果表明:供气角度与点火提前角的配合及主燃烧室形状对发动机工作过程具有重要影响;减小主副燃烧室之间的通道直径可以强化分层,有利于二次点火,实现主燃烧室内的稀混合气体燃烧,抑制NOX的生成。
On this basis,the effects of different fuel injection advance angle and different combustion chamber shape on combustion and emissions performance of diesel engine are calculated and analyzed.
在此基础上,计算分析了不同喷油提前角和不同燃烧室形状对柴油机燃烧和排放性能的影响,研究结果表明:1。
Based on this model,the effects of combustion chamber configuration upon combustion performance and engine performance were studied.
在此基础上研究了主要结构参数——燃烧室形状对燃烧特性和整机性能的影响。
Research on Numerical Simulation of Two-Phase Reacting Flow Field and Combustion Performance of Annular Combustors;
环形燃烧室两相燃烧流场与燃烧性能数值研究
Numerical investigation of influence of swirler on combustion performance in annular combustors
数值研究涡流器对环形燃烧室燃烧性能的影响
Acoustic excitation sources, high order modes and cutoff frequencies of noise were discussed for an annular combustion chamber.
论述了燃烧室的声激励源、环形燃烧室内高阶声模态及其截止频率。
Measurements of the flow fields in a model annular combustor using particle image velocimetry
应用PIV技术测试模型环形燃烧室流场
Numerical Simulation of Three-Dimensional Flow Field of Annular Combustor for Aero-Derivative Gas Turbine
航改燃气轮机环形燃烧室三维全流场数值模拟
Analysis of inner acoustic field character of annular combustion chamber modal of aero-engine
航空发动机环形燃烧室模型内部声场特性分析
Numerical analysis for two-phase flow in dual-thrust chamber with finocyl grain
某单室双推力复杂翼柱形燃烧室的两相流数值分析
combustion efficiency
燃烧效率燃烧室效率
"These high-voltage surges then cause electric sparks in the combustion chambers. The sparks ignite, or set fire to, the air-fuel mixture in the combustion chambers so that it Burns and causes the engine to operate."
高压电脉冲在燃烧室中形成电火花,引燃燃烧室中的可燃混合气,使发动机运转.
After hydrogen injecting,firstly,a combustion flow pattern developed in the combustion chamber with the flow velocity being supersonic on average.
注入氢后,首先在燃烧室内形成平均流速是超声速的燃烧流动。
Improving Combustion of CNG Engine Through Changing Combustion Chamber Shape and Injection Pattern;
燃烧室形状和喷气规律对天然气发动机燃烧的改善
Investigation on the Effects of Combustion Chamber and CNG Injection Timing of CNG Engine;
燃烧室形状和喷气时刻对CNG发动机燃烧影响的研究
Effects of Fuel Injection Timing and Combustion Chamber Geometry on Combustion Process and Emissions of Diesel Engine
喷油定时和燃烧室形状对柴油机燃烧及排放的影响
Effect of Combustion Chamber Geometry on Combustion Process in Spark Ignition Natural Gas Engine
燃烧室形状对天然气发动机燃烧过程影响的研究
Numerical Simulation Was Made of the Combusting Flow in the Gas Turbine Combustion;
燃气轮机燃烧室燃烧流场的数值模拟
The underside forms the combustion chamber with the top of the piston.
气缸盖下面与活塞顶上的空间形成燃烧室。
Research on Heat Treatment Deformation of Big Diameter Thin Wall Combustion Chamber Case
大直径薄壁燃烧室壳体热处理变形研究
Effect of Combustion Chamber Shape on Performance of Natural Gas Engine;
燃烧室形状对天然气发动机性能的影响