An airplane lubricating oil injection gun comprises an oil storage cylinder plug ( 1), a decomposed joint ( 2), a cloth clamping hose ( 3) and an oil injection nozzle ( 4). 一种飞机滑油注油枪,其包括储油筒堵头(1)、分解接头(2)、夹布胶管(3)、注油嘴(4)。
Also implementation of the plan of direct injection of natural gas into engine cylinder is briefly described. 简述了气缸内直接喷射天然气方案的实施。
Injection cylinder and accumulator are hardened by heat-treatment. 射料油缸,储能器经热处理及氮气处理永不磨损;
When this indentation is aligned with a special hole provided in the bell housing, the piston is at top dead center ( TDC) or indicates the start of fuel injection into the first cylinder. 当该凹口与屏蔽套里的特别设计的口排成一线时,活塞就位于最上端的静点或者说明燃油喷射在第一个气缸内开始进行。
The influences of injection pressure, gas temperature of cylinder and the diameter of nozzle hole on the spray characteristics were analyzed. 分析了喷射压力、缸内温度和喷孔直径对喷雾特性的影响。
Application of restricted spraying technology to the direct injection diesel with small diameter cylinder 受限喷雾技术在小缸径直喷式柴油机中的应用
Computer Model of the Fuel-Air Mixing Process in the Direct injection Diesel Engine Cylinder 直喷式柴油机缸内燃空混合过程的计算机模型
This demonstrated that swirl motion has effect on the distribution of the fuel by second injection in the cylinder. 这说明涡流运动对二次喷油在缸内的分布存在明显的影响。
The research shows that the liquefied LPG injection, especially in cylinder LPG direct injection, can be an effective way to enhance the power performance of LPG engine. It would be a main developing direction in the future. 结果表明,液态LPG喷射尤其是气缸内直接喷射能有效提高LPG内燃机的动力性,具有良好的发展前景。
The results show that DME operation has longer injection delay, lower maximum cylinder pressure, lower ratio of pressure rise, shorter ignition delay in comparison with diesel operation. 结果表明:与柴油相比,发动机燃用二甲醚时的喷油延迟期延长,滞燃期缩短,最高爆发压力和最大压力升高率均低于柴油机。
Application of the EUI with Ultra High Injection Pressure to a Single Cylinder Diesel Engine 超高喷射压力泵喷嘴在柴油机上的应用
The instantaneous change and the pulsating cause of the working pressure in the injection pump cylinder. 对三腔往复式活塞注浆泵压力脉动进行研究,定性分析了注浆泵瞬时压力变化及压力脉动形成原因。
Effects of Fuel-Injection Pump Cam Designing on the Injection Process of Single Cylinder Direct Injection Diesel Engine 油泵凸轮设计对单缸直喷柴油机喷油过程的影响
New Technologies of Gasoline Direct Injection Engines THE STATE OF ART OF GASOLINE DIRECT INJECTION INTO CYLINDER 缸内直接喷射汽油机的新技术缸内电子喷射汽油机的研究进展
ECU for automotive diesel injection performs the electronic control of high pressure injection in cylinder, which is hampered by the hardware for driving of high-speed powerful solenoid valve and the software for real-time control of crank angle-based injection. 汽车柴油机喷射控制单元是对缸内高压喷射的电子控制,其难点在于高速强力电磁阀的功率驱动硬件和基于角度的喷射实时控制软件。
The calculation result indicates that choose the appropriate compression ratio, the angle of fuel injection can improve the cylinder burn and reduce the fuel exhaust. 计算结果表明,选择合适的压缩比、喷油提前角,可以改善缸内的燃烧过程,降低燃油消耗率。
In this system, the electric injected unit uses the techniques of AFR closed loop control, sequential multiple injection and fuzzy control arithmetic to achieve the strict control of natural gas quantity and injection time of each cylinder. 该系统电控喷射单元采用空燃比闭环控制和顺序多点喷射技术,利用模糊控制算法实现了对发动机各缸燃气喷射量和喷射时刻的精确控制;
Reliability Optimization Design of Plastic Injection Molding Machine Close Mould Cylinder Screw Group 注塑机合模油缸螺栓组的可靠性优化设计
The requirements of two above-mentioned conditions inquired by direct fuel injection in cylinder are described, the engine emissions and their solutions are discussed also. 阐述了缸内直喷对上述两个方面提出的要求,并讨论了发动机排放及其解决方法。
Experimental research on guiding fuel injection to improve performance of single cylinder diesel engine 引导喷射燃烧改善单缸柴油机性能的研究
This paper simulates the gasoline direct injection spray in the cylinder and investigates the effects of chamber pressure, initial droplet diameter and spray cone angle on spray structure and configuration. Computational results are compared with experimental ones. 用三维计算流体力学软件模拟了汽油缸内喷射的静态喷雾特性,研究了燃烧室压力、初始液滴直径和喷雾锥角对喷雾特性的影响,并与试验结果进行了比较。
Increasing the nozzle lift pressure, it will increase fuel injection pressure in cylinder at begin of injection, faster speed of fuel injection. 适当地提高启喷压力,能使初期喷入气缸的燃油在较高的压力下喷入,较快的将燃油喷入气缸,缩短燃油喷射持续期,形成晚开早关的局面。
The pressure in the rail, as well as the start and end of the injection in each cylinder are electronically controlled. 高压蓄压轨中的压力、各个缸喷油的开始和结束都是电控的。
Its high injection pressure, the real-time detection from all kinds of sensors and precisely controlled fuel injection provide the necessary conditions for cylinder imbalance control. 其较高的喷射压力、各类传感器对工况的实时监测、对各缸喷油的精确控制等为各缸均匀性的检测与控制提供了必要的条件。
As the injection pressure increased, the maximum cylinder pressure and the peak heat release rate both increased. And the combustion duration was shortened. 随着喷油压力的提高,最高气缸压力和放热率峰值基本随之增大,燃烧持续期缩短。
By adjusting the system structure, parameter, the deviation of injection quantity in each cylinder is controlled within a reasonable range, then according to the calculation results design the common rail system. 通过调整系统结构、参数,使各缸喷油量偏差控制在许可的范围内,根据计算结果对共轨系统结够参数进行了设计。
The results of simulation show that comparing with the original temperature of the injection molding machine cylinder integral PID controller, the forecast function based on particle swarm decoupling control method can achieve better control performance and robustness. 仿真实验表明,与原来的注塑机料筒温度积分PID控制相比,基于粒子群的预测函数解耦控制具有更好的控制性能。
The different injection law resulted in different cylinder pressure, temperature, heat release rate, etc. These parameters have a direct influence on engine economy 、 emission and noise. 不同的喷油规律导致缸内压力、温度、放热率等的不同,这些参数将直接影响柴油机的经济性、排放和噪声。
In DI diesel engine the mixing of fuel and air influences the combustion highly and the quality of the mixture depends on fuel injection parameters and the flow in cylinder to a great extent. 对于直喷式柴油机,燃烧性能在很大程度上取决于缸内可燃混合气的形成过程,而喷油参数和缸内流场直接影响着油气混合气的形成质量。