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Two-Dimensional Flow and NOx Emissions in Deflagrative Internal Combustion Wave Rotor Configurations
Two-Dimensional Flow NOx Emissions
2014/11/13
A wave rotor is proposed for use as a constant volume combustor. A novel design feature is investigated as a remedy for hot gas leakage, premature ignition, and pollutant emissions that are possible i...
Assessment of Combustion Modes for Internal Combustion Wave Rotors
Combustion Modes Internal Combustion Wave Rotors
2014/11/13
Combustion within the channels of a wave rotor is examined as a means of obtaining pressure gain during heat addition in a gas turbine engine. Three modes of combustion are assessed: premixed autoigni...
Free Energy and Internal Combustion Engine Cycles
Free Energy Internal Combustion Engine Cycles Chemical Physics
2012/5/17
The performance of one type (Carnot) of Internal Combustion Engine (ICE) cycle is analyzed within the framework of thermodynamic free energies. ICE performance is different from that of an External Co...
Two-dimensional flow and NOx emissions in deflagrative internal combustion wave rotor configurations
Two-dimensional flow NOx emissions internal combustion wave rotor configurations
2009/12/23
A wave rotor is proposed for use as a constant volume combustor. A novel design feature
is investigated as a remedy for hot gas leakage, premature ignition, and pollutant emissions
that are possible...
A QUICK, SIMPLIFIED APPROACH TO THE EVALUATION OF COMBUSTION RATE FROM AN INTERNAL COMBUSTION ENGINE INDICATOR DIAGRAM
internal combustion engine indicator diagram rate of heat release
2009/10/14
In this paper a simplified procedure of an internal combustion engine in-cylinder pressure record analysis has been presented. The method is very easy for programming and provides quick evaluation of ...
COMPARISON OF DIFFERENT CHEMICAL KINETIC MECHANISMS OF METHANE COMBUSTION IN AN INTERNAL COMBUSTION ENGINE CONFIGURATION
chemical kinetics combustion methane
2009/10/14
Three chemical kinetic mechanisms of methane combustion were tested and compared using the internal combustion engine model of Chemkin 4.02 [1]: one-step global reaction mechanism, four-step mechanism...
A COMPUTATIONAL FLUID DYNAMICS ANALYSIS ON STRATIFIED SCAVENGING SYSTEM OF MEDIUM CAPACITY TWO-STROKE INTERNAL COMBUSTION ENGINES
SI engines scavenging engine emissions
2009/10/14
The main objective of the present work is to make a computational study of stratified scavenging system in two-stroke medium capacity engines to reduce or to curb the emissions from the two-stroke eng...
内燃加热式生物质气化炉设计（Design of an Internal Combustion Type Heating Biomass Gasifier）
生物质气化炉 催化裂解 炉内旋转机构
2009/5/22
根据生物质气化原理，针对目前气化炉产气热值低和存在焦油的问题，设计了一种内燃加热式气化炉。内燃加热式气化炉优于已有的固定床气化炉、流化床气化炉；类似于下吸式固定床气化炉，热解气中焦油含量低；设置以热解气为燃料的内加热系统，减少了空气入炉量，提高了热解气热值。内燃加热式气化炉是将生物质气化与焦油的催化裂解集于一体，不需要再为催化裂解提供热源。
内燃—直线发电集成动力系统的喷油器流量特性（Flux Characteristic of Injector for Internal Combustion Linear Generator Integrated Power System）
内燃机 直线电机 喷油器
2009/5/22
为确定符合内燃—直线发电集成动力系统（ICLG）工作要求的电控喷油器，在分析喷油器工作原理的基础上，建立了一套用于喷油器流量特性研究的测控系统。本文利用该系统对所选用的喷油器进行了流量特性测试，得到了其动态流量特性曲线，并通过误差分析和电流信号分析，最终确定了该喷油器的喷油量计算公式，为燃油量的精确控制提供了依据。
配流阀容积效率对三缸内燃水泵工作性能的影响（Effect of Distributing Valve’s Volumetric Efficiency on Working Performance of Three Cylinders Internal Combustion Water Pump）
内燃泵 配流阀 容积效率
2009/5/22
综合考虑液体可压缩性与液体连续流条件的影响，建立了三缸内燃泵(ICP)配流阀的动力学模型，研究了配流阀的容积效率特性。样机工作频率与配流阀的固有频率成整数倍关系时，容积效率大幅度降低。样机标定转速与容积效率最低时的转速较为接近，不利于系统正常稳定工作。容积效率的变化对ICP的燃油消耗率、输出流量、有效热效率、有效功率等性能指标影响较大，但对输出压力基本没有影响。
Productivity in the internal combustion engine industry
internal combustion engine industry an annual rate lackluster growth
2009/5/20
During 1967-82, output per hour increased at an annual rate of 2.1 percent; the impact of cyclical downturns in the economy, particularly in the later years, contributed to this lackluster growth.
Analysis of spray evolution in internal combustion engines using numerical simulation
Diesel injection, numerical simulation, primary breakup, child droplet size distribution
2010/3/11
Numerical simulation is a widely used research tool in internal combustionrelated research. This paper summarizes results of research about a new approach of spray formation calculations. Using a prim...
The influence of coolant scale deposit inside the internal combustion engine on the piston and cylinder deformations
internal combustion engine coolant piston cylinder deformations
2010/11/2
This paper presents the analysis of the influence of engine coolant scale deposits on the deformations in the piston – cylinder pair. The results of carried out calculations enable to make more precis...
The spring of internal combustion engine valve mechanism
spring valve spring valve linkage IC engines
2014/2/28
This article deals with computational research of piston engine valve train including helical spring with variable number of active coils. This engine is destined for passenger car and therefore is fe...
The vibroacoustical indexes of the internal combustion engine when the mass of the details of the crankshaft device varies
internal - combustion engine crankshaft device vibroacoustical sound pressure unbalanced moment speed oscillation actual mass
2010/11/3
The vibroacoustical indexes of the internal combustion engine retrogress when the mass of the details of the crankshaft device increases. The blatancy of sound pressure, oscillation speed, the whole e...