Engine performance is expressed in terms of brake thermal efficiency. 发动机的性能表现在刹车的热效率。
An automobile must have a brake with high efficiency. 汽车的刹车必须高度有效。
The utility model relates to a display for monitoring the brake efficiency of a car, belonging to the technical field of signal-devices for monitoring or testing the brake system. 一种汽车制动效果监测显示器,属用于监测或检查制动系统的信号装置技术领域。
Analysis of the influencing factors on the muzzle brake efficiency based on simulation 基于仿真的炮口制退器效率影响因素分析
The FSW hand brakes have such features as complete functions, big brake force, high operation efficiency. FSW型手制动机具有功能齐全、制动力大、操作效率高等特点。
The results show that under the conditions of same engine speed and equal excess air coefficient, the brake thermal efficiency of diesel-methanol blended fuels is higher than that of neat diesel fuel due to the improvement of combustion caused by the properties of diesel-methanol blended fuels. 结果表明:在等转速和等过量空气系数条件下,加入一定量的甲醇改善了柴油机的燃烧特性,具有较高的燃烧热效率;
However, the brake thermal efficiency increases and the CO emissions almost equal at high loads. 高负荷时发动机有效热效率增加而CO排放基本相当。
The result shows that brake efficiency and the security of the vehicle increase. 所得结果表明,盘式制动器的制动效率得到提高,保证了汽车行驶的安全性。
A study on Cold Brake Efficiency of Motor Vehicles with ABS 装用防抱制动装置的汽车冷态制动效能分析
Discussion on General Characteristics of Freight Car Brake Rigging Transmission Efficiency 货车基础制动装置静态传动效率一般规律的探讨
The HC emissions increase then decrease under the same pilot diesel quantity. Low brake thermal efficiency and excess HC emissions at light loads can be improved by increasing the amount of pilot diesel at the cost of high NOX emissions at high loads. 在同一引燃柴油量下,HC排放呈先增加后减少的趋势,增加引燃柴油量,可以提高发动机低负荷时的有效热效率和降低HC排放,但在高负荷时,会导致NOX排放增加。
Under rated load conditions, the quantity of methanol can be burned up to 80% of the total weight of methanol and diesel fuel consumed with a brake thermal efficiency of 38.3% which is 6.1% higher than that when only diesel fuel is used. 在标定负荷时,发动机燃用甲醇量最大可达甲醇、柴油消耗量的80%以上(按重量计),有效热效率最高值为38.3%,比燃用纯柴油时提高了6.1%。
The test results showed an improvement in brake efficiency and exhaust emissions when the engine was fueled with DM instead of VM, Thermodynamic analyses revealed that the main factors responsible for higher efficiency of DM engine are faster and leaner burning. 试验结果表明燃用甲醇裂解燃料比燃用甲醇蒸汽燃料发动机热效率较高、排放较低。由发动机工作过程热力学循环分析结果表明,发动机燃用裂解燃料时性能较好的主要原因是实现了快速燃烧与稀薄燃烧。
Brake efficiency factors calculated with two different methods are compared and verified. 对同一制动器采用两种不同的制动效能因数计算方法所得计算结果进行了对比及验证。
Based on the view point of system theory and the connection of vehicle-road surface-enviroment, the calculation method for optimizing the braking force distribution has been found with the intention of obtaining the optimum brake efficiency and stability for the motor vehicles. 从系统理论观点出发,并考虑车辆-地面-环境的关系,以车辆制动效率和稳定性为优化目标,寻求制动力最优分配的计算方法。
It laid a foundation for the study of brake efficiency. 从而为理论研究鼓式制动器在制动过程中的制动效能提供依据。
Calculation of Brake Efficiency Factor of Automotive Brakes and Result Analysis 汽车制动器制动效能因数计算及结果分析
In calculating the braking torque of a brake, the braking efficiency method is often used. 效能因数法是制动器动力矩常用计算方法之一。
It is proved that, frequency conversion has excellent accent speed, a brake capability, high efficiency rate, great credit rate factor and joint electricity effect and other merits. 实践证明,变频调速具有优异的调速和起制动性能,以及高功率因素和高效率的节电能力等优点,而被国内外公认为最有发展前途的调速方式。
Study on Measurements of Brake Rigging Dynamic Efficiency 基础制动装置动态传动效率测试方法的研究
Analysis of Brake Efficiency of the Electromechanical Brake System 新型电控机械制动系统制动效能分析
If OSW is caused by abnormal condition, it will damage some parts of brake seriously, even affect brake efficiency and cause brake failure, finally reducing the lifespan of disk brake. 由于摩擦块某些偏磨是由非正常情况引起,将会严重损坏制动器相关零部件,甚至影响制动效果或导致制动失效,极大缩短盘式制动器使用寿命。
Drum brake, which applies friction to assuring parking and slowing down the running vehicles, is widely installed in automobiles because of high brake efficiency, simple structure and low price. 鼓式制动器是利用摩擦力实现驻车或使行驶中的汽车减速、停车的装置,由于制动效能高、结构简单、价格便宜,在汽车上得到广泛的使用。
The foundation brake rigging transmission efficiency is a significant parameter for the brake system design. 基础制动装置的传动效率是制动系统设计的重要参数。
Based on the analysis of sensibility about drum electromagnetic brake to brake factor, the structure parameters for optimization and mathematic model of the drum brake are ascertained taking the braking efficiency as optimum goal. 基于鼓式电磁制动器结构参数对制动效能因数的敏感性分析,以制动效能为优化目标,建立了制动器优化设计数学模型,确定了鼓式电磁制动器优化设计的主要结构参数。
Due to the above reason, it has great value in research on the braking process of drum brake, especially about how to enhance brake efficiency. 基于以上原因,对鼓式制动器制动过程的研究,尤其是如何提高制动性能的研究,有很好的应用价值。
So, in a sense, the working state of pads will affect brake efficiency directly. 因此从某种意义上说,摩擦块的工作状态将直接影响制动器效能。
The brake system adopts hydraulic brake, frictional brake and electric-hydraulic control working together, so it has a good brake efficiency. 制动系统采用静液压制动,多片式摩擦制动和电液操作下的同时制动,制动效果良好。
With the increase of train speed, it has propounded higher requirements for tribological properties of brake friction materials. While high efficiency test bench is a key element in the investigation of high-performance friction materials. 列车速度的提高,对制动摩擦副材料的性能提出了更高的要求,而高效的试验台成为了研发制动摩擦材料的关键。