介绍了新型电控大闸采用JZ-7机车制动机，通过微处理器和步进电机实现控制。
New type electric control big gate valve is introduced, which USES JZ - 7 locomotive brake and it is controlled by microprocessor and stepping motor.
介绍8k型机车PBL2按钮式电空制动机的一种国产化改造方案，并对改造后的制动机原理和结构进行了说明。
The localized modification program is given for PBL2 button electro-pneumatic brake in 8k locomotive. The principle and structure of the brake after modification is explained.
现有的韶山型电力机车空气制动系统大都采用DK—1型电空制动机作为控制部件，其核心是采用继电器有触点逻辑控制。
Existing electric locomotive air brakes of Shao Shan types are mostly used DK-1 model electric-air braking machine as control component, its core is to adopt the relay and touch logic control.
采用该测控系统测试机车电空制动机，不但提高了测试系统的自动化控制程度，而且提高了测试系统的精度和可靠性。
With this test system, not only automatic control degree but also accuracy and reliability in the test of electro pneumatic brake are improved.
从JZ 7型空气制动机本身的结构出发，提出了客运机车分配阀的方案，研制了新的分配阀主阀。
Based on the inhouse structure of JZ-7 air brakes, the design scheme of distribution valves for passenger locomotives was proposed and the main valve of new distribution valves was developed.
介绍了机车手制动机的作用及机车运行时手制动机处于制动状态的危害。
The usage and hidden trouble of hand brake of locomotive if introduced, an automatic protective set is added to limit locomotive moving on braking state.
简要介绍公路行驶的柴油发动机车辆在实施排气制动时防止发动机熄火的控制方式。
Control mode to prevent engine flameout in exhaust braking on diesel engine vehicle is introduced.
对重联机车中JZ 7型制动机系统的高压安全阀的安装位置及打风压力继电器（调压器）控制风管的连接位置进行了分析、讨论，指出了现有机车中设计、制造上存在的缺陷，并在实际运用中进行了改造。
The mounted location of high-pressure safty valve and the connecting position of the control air pipe of air pressure relay of JZ-7 brake system are analysed.
本实用新型主要用于铁道机车车辆空气制动机输送压缩空气和传递制动操作信号。
The utility model is mainly used in the railway locomotives air brakes to transport compressed air and transfer the brake operation signal.
本公司主要配套厂家有良好的质量信誉：如内燃机车配套的空压机、车钩、制动机及各种阀类均选用铁道部生产厂产品。
Our company has various machine tools, many key parts such as wheel, axles and jigging box can be made by ourselves.
本公司主要配套厂家有良好的质量信誉：如内燃机车配套的空压机、车钩、制动机及各种阀类均选用铁道部生产厂产品。
Our company has various machine tools, many key parts such as wheel, axles and jigging box can be made by ourselves.
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