查询词典 internal combustion engine

How to improve the quality of thin-wall internal-combustion engine cylinder's internal surface is always a problem in internal-combustion engine field.

怎样进一步提高薄壁内燃机汽缸内壁表面质量，一直是内燃机行业研究探讨的问题之一。

A chemical reaction mechanism model has been established to simulate the combustion process in the cylinder of dual fuel engine. The pilot fuel model has been given to calculate the distribution of the liquid fuel and time of fuel pre-combustion, at the same time, analyzing the important action to the combustion of the natural gas in the combustion chamber of engine, determining the best quantity of pilot fuel.

理论方面，提出了基于化学反应的燃烧模型—多组分气相反应系统的化学反应动力学模型，以此进行双燃料发动机的热力学—化学反应动力计算；引燃油燃烧模型，计算引燃油液滴的分布规律和滞燃期，验证引燃油在双燃料发动机燃烧过程中的作用，揭示不同喷油规律对双燃料发动机的影响，确定在不同负荷下的合理引燃油量；爆震模型，揭示爆震与工质能量释放间的关系和影响爆震的各种运转因素，确定合理的爆震依据，减小爆震倾向。

The heavy oil combustion activator mainly used in heating stove of steel rolled, industrial stove, power plant stove, glass furnace ,metal furnace ,ceramic roller kiln and channel kiln .It can accelerate combustion , prevent over-burning, reduce the harmful gas emission. Its energy-saving reaches to 5-8%. Diesel oil combustion activator mainly used in the diesel oil engine which can strengthen atomization ,improve ignition conditions, adjust the value of cetane,restrict intense or knocking vibrations, reduce the fuel de-compound and black smoke emission, prevent over-burning, carbonization and reduce the machine's friction. Its fuel-saving reaches to 3-5%. High efficiency gasoline combustion activator mainly used in gasoline engine, which can improve the gasoline octane rating ,restrain extensive or knocking vibrations, reduce fuel de-compound , prevent over burning , carbonization, reducing machine's friction and toxic gas or black smoke emission, Its fuel saving reaches to 3-5%.

该产品分为重油、柴油和汽油燃烧催化剂三大类，重油燃烧催化剂主要用于轧钢加热炉，工业锅炉，发电厂锅炉，玻璃熔窑，金属熔炼炉，陶瓷辊道窑，隧道窑中，能够促进燃烧，防止结焦，节能达5-8%，减少有害气体的排放；柴油燃烧催化剂主要用于柴油发动机中，起到增强雾化、改善着火条件，调整十六烷值，抑制隆震爆震，降低燃料分解，防止结焦积碳的作用，同时减少机器磨损，节约燃料3-5%，减少黑烟及有害气体的排放；高效汽油燃烧催化剂用于汽油发动机中，能提高汽油辛烷值，平抑隆震爆震，降低燃料分解，防止结焦积碳，减少机器磨损，节约燃料3-5%，减少有害气体及黑烟的排放。

According to the experimental single-cylinder carbureted gasoline engine Honda G200, combustion chamber geometry is measured by three coordinate measuring machine,and a combustion chamber model is proposed by node integral,method.Boundary conditions are confirmed,the characteristics of flame propagation in combustion process and some parameters,such as burned volume,are calculated to analyze combustion model of engine.

5利用三坐标测量仪对Honda G200型单缸化油器式发动机燃烧室结构进行测量，利用节点积分法建立燃烧室几何模型，确定边界条件，获得汽油燃烧过程中火焰传播特征，用于燃烧模型的分析计算。

Department of Internal Combustion Engine Engineering, JilinUniversity, Changchun 130025, ChinaAbstract: Combustion parameters were studied from a turbocharged inter-cooled diesel engine under constant speed and increasing torque operating conditions with combustion analyzer.

为了研究车用增压柴油机瞬态工况下燃烧参数的变化规律，利用燃烧分析仪在试验台上研究了恒转速变转矩瞬态工况下，油门开度变化率对燃烧参数的影响规律。

The basic equation and its combustion index can only be used to correctly determine combustion cheracteristics before the combustion rate has reached its maximal value,while the new combustion index can be used to correctly adjudge characteristics in the whole combustion stage.

但是，在利用热重实验曲线研究燃料燃烧特性时，许多研究者往往根据现有燃烧特性经验公式和热重曲线的特征点来研究煤的燃烧特性，但是对这类燃烧指标的可行性和局限性却很少报道。

The burning propagation and displacement characteristics of in-situ combustion are very complex. This experimental research focuses on the effects of temperature on combustion mode (dry combustion or wet combustion) and water air ratio for wet type by oil oxidation cell and combustion tube.

利用原油氧化釜及火烧驱油装置进行实验，研究了温度对原油燃烧的影响和不同的燃烧方式、水气比条件下的火驱前缘特征及驱油特征。

The combustion of coke sampling from a boiler of ethylene plant was studied on a laboratory unit. The effects of combustion temperature and oxygen flow rate on coke combustion were investigated. Four combustion promotors were prepared and added into the coke for proceeding the combustion test.

摘 要：采用国内某乙烯厂余热锅炉生成的焦炭为原料，在自行设计的焦炭燃烧试验装置中，对乙烯装置余热锅炉焦炭的燃烧过程进行研究，考察了温度、氧气流量等主要因素对焦炭燃烧的影响，并研究配制了4种具有良好助燃效果的助燃剂组分进行焦炭催化燃烧试验。

The combustion of coke sampling from a boiler of ethylene plant was studied on a laboratory unit. The effects of combustion temperature and oxygen flow rate on coke combustion were investigated. Four combustion promotors were prepared and added into the coke for proceeding the combustion test.

采用国内某乙烯厂余热锅炉生成的焦炭为原料，在自行设计的焦炭燃烧试验装置中，对乙烯装置余热锅炉焦炭的燃烧过程进行研究，考察了温度、氧气流量等主要因素对焦炭燃烧的影响，并研究配制了4种具有良好助燃效果的助燃剂组分进行焦炭催化燃烧试验。

The results show that fuel consumption and running unevenness of three-cylinder internal combustion water pump are higher than those of engine driving pump system while effective thermal efficiency of three-cylinder internal combustion water pump is less than that of engine driving pump system.

并与发动机驱动柱塞泵系统的外特性进行了对比分析，结果表明三缸内燃式水泵的燃油消耗率和运转不均匀度明显低于发动机驱动柱塞泵系统，而有效热效率明显高于发动机驱动柱塞泵系统。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。