制动器

Compared with the traditional brake,the air diskbrake has great advantage in both performan ce an ddependability.

与传统的鼓式制动器相比。气压盘式制动器无论在性能还是可靠性方面都表现出极大的优势。

On the basis of the constitution and work principle of general drum brake and the theory of heat transfer and finite element method, the process of heat's creating and dissipating is analyzed detailed, and the mathematics model of temperature rising calculation is built.

本文在对目前常用的鼓式制动器结构和工作原理进行分析的基础上，从传热学的基本理论出发，研究了鼓式制动器的生热、散热过程，并应用有限单元法建立了制动鼓温升过程的理论计算模型。

Fist of all, braking system's development, structure and category are shown, and according to the structures, virtues and weakness of drum brake and disc brake, analysis is done.

首先介绍了汽车制动系统的发展、结构、分类，并通过对鼓式制动器和盘式制动器的结构及优缺点进行分析。

In comparison with the experimental results of the two types of friction materials, we find that the intensity of heat fading is greatly related to the component of brake lining.

0引言摩擦系数的稳定性直接影响制动器工作的稳定性和驾车的安全性，其中，热稳定性是其中一项重要的指标，它是指制动衬片在制动过程中所表现出的摩擦因数随温度而变化的特性，主要反映在制动器的热衰退性上。

Model structure is determined according to the principle of minimizing residual sum of squares, model parameters are estimated by optimum instrumental variable method and prediction error method and validation of the model is performed by examining the whiteness of model residuals.

采用最小二乘法估计制动器ARX模型的参数，以损失函数最小为优化准则，判断了制动器模型的阶次。运用最优辅助变量法和预报误差法，对制动器ARMAX模型的参数进行了估计。

Effect of Electromagnetic Stirring on CuCr Alloy Prepared by Combustion Synthesis;2. EHect of Strong Mechanical Stirring on the Crystallization of Al-Cu10% Alloy;3. The Effects of Stirring and Dispersant on Properties of Suspensive PVC Grains

本文提出了搅拌型制动器模型的设计，通过试验确定了该制动器搅拌磁流变体时产生制动力矩的制动特性，并与常用的剪切型，磁流变体制动器作了比较。

This instruction fist state the purpose and theoratical meaning of this design, the statue of the industry nationwide, and problem existed. According to that, follows the project approachment, which introduce the style and character of braking system, and the reason why drum brake was choosed. Then construct specification will be choosed according to this design. The last step is to calculate the design, and proof the feasibility of this design.

说明书先是阐述了本设计的目的与理论意义以及国内外的发展水平与存在问题，然后是方案论证，其中介绍了制动器的形式及其特点并说明了采用领从蹄式鼓式制动器的原因，接下来针对本课题对制动器的结构参数进行选取确定，最后是计算和校核，并通过校核表明了本设计的可行性。

The 450/80t casting hoist crane host lifts the organization disposition emergency brake goal is prevented after the work brake transmission chain appears the question or the host lift the system overspeed,the emergency brake can the rapid ground floodgate,thus avoids having the molten steel pot effectively to crash and so on significant acci.

450／80t 铸造起重机主起升机构配置紧急制动器目的是防止当工作制动器之后的传动链出现问题或主起升系统超速时，紧急制动器能迅速地上闸，从而有效避免发生钢水罐坠落等重大事故的发生。

Employment of high-damping steel plate and special construction give our brake low-noise capability. The brakes are ''fail safe'' brakes,i.e.,when the electrical power is off ,the spring sets the brake.

高阻尼钢板的使用和特殊结构可以充分保证我公司生产的制动器具有较低的噪音，我公司生产的制动器还带有&故障安全&制动功能，例如在电源被切断的情况下，弹簧使制动器自动制动。

The rear wheel drum brake of JETTA-GTX car was taken as testing object, average brake factor was measured on brake dynamometer.

以JETTA-GTX轿车的后轮鼓式制动器为研究对象，在制动器惯性实验台上对其平均制动器因数进行实际测试研究。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。