Application of Catalytic Control Technology on Universal Two-stroke Gasoline Engine

According to structure and working theory of two-stroke engine and four-stroke engine, theory of engine with multiple-stroke working mode is put forward. Its working theory, working process and continuous changeable compression-ratio in a certain range are described.

根据二冲程与四冲程发动机的结构和工作原理，提出发动机的多行程工作模式理论，描述其工作原理、工作过程和一定区间连续可变压缩比的工作原理。

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The gas flow characteristics inside the cylinder and internal EGR rate under different scavenging pressures of the two-stroke engine were investigated by means of numerical simulation. The thermal effect and specific heat capacity effect of internal EGR were analyzed theoretically.

采用数值模拟技术研究了二冲程柴油机的气体流动特性，计算了不同扫气压力下的内部EGR率，理论分析了内部EGR的高温作用和比热容作用。

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As the semi-direct fuel injection system was used, the fuel consumption rate was obviously decreased at full load in comparison with the carburetor two-stroke engine, and the power and torque had a slight increasing.

采用电控低压半直接喷射系统后，发动机在全负荷时的燃油消耗率下降显著，同时功率与扭矩也稍有增加。

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Single-acting turbocharged two-stroke engine

单作用增压式二冲程发动机

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It is the better method by using numerical simulations to study the scavenging process of two-stroke engine and direct the design of it in order to improve the scavenging process and get higher scavenging efficiency.

采用数值模拟的方法来研究内燃机扫气流动过程，以至最终用它来优化气口设计、改善扫气过程、提高扫气效率，已是近年来内燃机设计和研究人员所追求的目标。

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Two-stroke engine oils with biodegradability

具有生物降解性的二冲程发动机油

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The Two-stroke Engine will Remain the Main Powerplant for Motorcycle in the 21~ ( st) Century

二冲程发动机仍将是21世纪摩托车的主要动力源

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In this paper, multi-dimensional simulation of the scavenging process in a two-stroke engine was used to optimize the scavenging process.

本文采用多维数值模拟方法对二冲程发动机的扫气过程进行优化。

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Providing reference and guidance for domestic R& D on large marine low-speed two-stroke engine of high-pressure common rail system.

为国内对船用大型低速二冲程高压共轨系统的研发提供了参考和指导。

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Because the two-stroke engine can develop twice the power of the four-stroke engine of the same size.

由于二冲程发动机的两倍，可发展的四个权力同样大小的冲程发动机。

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Two-stroke engine has its intrinsic advantages in terms of high specific power, compactness, light weight, low cost, etc.

二冲程汽油机具有升功率大、机械损失小、结构简单、制造成本低以及便于维修等特点。

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Studies on biodegradable water-cooling two-stroke engine oil

可生物降解TC-WⅡ水冷二冲程发动机油的研究

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The proper additive package was determined through crankcase simulation test and 12h accelerated two-stroke engine test.

通过曲轴箱模拟试验、二冲程汽油发动机12h强化试验对添加剂进行筛选。

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Deduces the calculation formulas of the two-stroke engine port time-area respectively.

根据活塞运动规律，推演出二冲程发动机各气口时间截面等参数的计算公式，并给出了通用计算程序。

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The Design of Air-forced EFI System for Two-stroke Engine

二冲程发动机夹气电控汽油喷射系统设计

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This article describes the formulation study of two-stroke engine oil using Daqing neutral oil as base stocks.

本文介绍了以大庆中性油研制Ⅱ档二冲程汽油机油。

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Research on Crosshead Bearing Oil Groove in Two-Stroke Engine

二冲程柴油机十字头轴承油槽优化研究

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Current Situation and Development of Model Research of Mathematics-Physics in the Gas Exchange Process for a Two-Stroke Engine

二冲程发动机换气过程数理模型研究的现状与发展

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Numerical Simulation of Air Flow in a Loop-Scavenged Two-Stroke Engine with Finite Volume Method

二冲程发动机换气过程的有限体积法数值模拟

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The new fuel was tested successfully on a model airplane with a two-stroke engine.

新燃料通过二冲程功率发动机的模型飞机测试成功。

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