Through analysis of the wear data of wheels and brake shoes of the freight cars running on the heavy haul freight traffic line, the Datong-Qinhuangdao Railway Line, it is concluded that the main factors affecting wheel wear of heavy haul freight cars are the axle load, goods turnover capacity, brake shoe quality, wheel hardness and wheel diameter difference between the two wheels of the same wheelset.
通过对重载货运专线－大秦铁路运行的货车车轮磨耗数据的统计、分析和对铁路货车运用中出现的闸瓦磨耗等问题的分析，将影响铁路重载运输货车车轮磨耗的主要因素归结为：货车轴重、货物周转量、闸瓦质量、车轮硬度及同一轮对两车轮的轮径差。
To meet the technology requirements of detection process of brake cylinder buffer spring for railway truck, the papers was described and analyzed in numerical control, and designed a siemens S7-200 series PLC to control the core of the detection devices, to achieve the precise positioning control for numerical control system.
针对铁路货车制动缸缓解弹簧检测工艺的技术要求，文章在数控测控方面进行了详细的阐述和分析，并研制出了一种以西门子S7-200系列 PLC为控制核心的检测装置，实现了数控系统的精确定位控制。
Because of railway transport characteristics, they results in the complicated working environment of the brake shoe.
由于铁路运输的特点，闸瓦工作条件极为复杂，它承受着高温、静载荷和动载荷的作用。
The following is currently the Deputy welding equipment sales at home and abroad: l CD series capacitor discharge stud welding machine type; 2 ARC series of pull-type bolt-arc welding machine; 3 hanging arc-type welding nuts; 4 insulation nails dedicated welder; 5 shaped nails welding machine; handle 6 aluminum nails Quartet automatic welding machine; 7 programmable automatic positioning of stud welding machine; 8 the automotive industry all-in-one manual welding clamp L-and C-type (frequency or intermediate frequency selectable 9 X-type and C-type welding robot Continental General forceps; 10 desktop point Welder and Welder convex desktop (optional-frequency or IF 11 vertical points Welder (optional-frequency or intermediate frequency 12 seam welding machine (frequency or intermediate frequency optional 13 servo motor-driven pressure on the intermediate frequency welding electrode technology; 14 intermediate frequency transformers; 15 microprocessor controller Introduce SCR welding; 16 for resistance welding electrode cap Automatic repair device; 17 electrode cap center services aircraft; 18 robot welding equipment; 19 rotary table welding equipment; 20 car shell welding robot equipment production line; 21 IGBT inverter DC argon arc welding machine; 22 IGBT inverse Variant AC/DC argon arc welding machine; 23 IGBT inverter air plasma cutting machine; 24 IGBT inverter welding machine manual; 25 inverter welding machine cut one three composite machine; 26 MAG/MIG CO2 gas shielded welding machine; 27 Pneumatic exchange points Welder (25-200KVA 28 three-phase secondary rectification points Welder (340-3160KVA 29; secondary rectification welding seam (160, 200 KVA 30 convex roller brake shoe welding machine; 31 gas security automatic straight seam welding machine; 32 flash butt welding machine (100-160KVA 33 car tubeless wheels flash butt welding machine (400, 630, 800 KVA 34 tubeless wheel hub motor vehicle production line; 35 car shock absorber linkage TIG/MAG welding machines; 36 car shock absorber assembly line; 37 Fully Automatic Shock Absorber Seam Welding Machine; 38 car shock absorberautomatic CO2 MAG Welder; 39 auto driveshaft automatic welding production lines; 40 high-speed railway track flash butt welding machine; 41 other automatic welding equipment and welding production lines turnkey project
以下是公司目前所代理销售的国内外焊接设备：l CD系列电容储能式螺柱焊机；2 ARC系列拉弧式螺栓焊机；3 悬弧式螺母焊机；4 保温钉专用焊机；5 异型钉焊机；6 铝锅手柄四方铝钉自动焊机；7 可编程自动定位螺柱焊机；8 汽车工业一体式手动焊钳L型和C型；9 X型和C型欧式通用机器人焊钳；10 台式点焊机和台式凸焊机；11 立式点焊机；12 缝焊机；13 伺服电机驱动电极压力的中频焊接技术；14 中频变压器；15 微处理器可控硅焊接控制器的介绍；16 用于电阻焊机的自动电极帽修理器；17 电极帽中心服务架；18 机器人焊接设备；19 旋转工作台焊接设备；20 汽车外壳成套装备机器人焊接生产线；21 IGBT逆变式直流氩弧焊机；22 IGBT逆变式交/直流氩弧焊机；23 IGBT逆变式空气等离子切割机；24 IGBT逆变式手工电焊机；25 逆变式焊切三机一体复合机；26 MAG/MIG CO2气保焊机；27 气动式交流点焊机（25-200KVA）；28 三相次级整流点焊机（3×40—3×160KVA）；29 次级整流缝焊机（160、200KVA）；30 制动蹄滚凸焊机；31 气保自动直缝焊机；32 闪光对焊机（100—160KVA）；33 汽车无内胎轮圈闪光对焊机（400、630、800KVA）；34 汽车无内胎车轮毂生产线；35 汽车减震器连杆TIG/MAG自动焊机；36 汽车减震器焊装生产线；37 全自动减震器缝焊机；38 汽车减震器CO2 MAG双枪自动焊机；39 汽车驱动轴自动焊接生产线；40 高速铁路轨道闪光对焊机；41 其它自动焊接设备和焊接生产线
Following the leap-over development of railway and speed-up of passenger car in China, the freight car develops towards heavy hual and fast-speed which make the traditional brake system not to adapt to the development of freight cars.
随着我国铁路的跨越式发展和铁路旅客列车的不断提速，铁路货车正在朝着重载化的方向发展，传统的铁路货车制动系统已不能满足铁路货车发展的需要。
Finally, the brake system of heavy hual which adapt to Chinese railway is put forward. In this paper, charging time, brake and release rate, brake and release wave celerity and longitudinal impact were analyzed. The results show that the type 120 air brake system is fit for 25t axle weight freight car in China.
本文分析表明，103型空气制动机、AB型制动机及三压力机构制动机都不满足重载货车的制动需要。120型空气制动机的空车制动缸的压力过高，须经优化才能满足重载货车的制动要求。
Stop retarders are used at the tail of hump shunting yard instead of putting skates on the tracks and operating the hand brake by men for stopping railway cars and preventing railway cars from running off.
宝丰车站调车场尾部应用停车顶代替人工上鞋和拧手闸使车辆停车防溜，文章详细介绍了停车顶布顶数的确定、布顶位置和布顶方式及安装停车顶以后的使用效果
This paper reviews their applications in railway engineering, such as in railway axles, brake discs, piston rings, railway bridges and so on.
本文综述了热喷涂技术在铁路工程构件上的一些应用性研究，其中包括车轴、制动盘、活塞环、铁路桥梁等。
Study on the application of a Hybrid Fibers Reinforced PF brake pad in the PARA-HIGH-SPEED railway car
混杂纤维增强酚醛闸片在提速列车上的应用研究
Railway locomotive adhesion control science and technology as a research direction of the traction and brake control is the the important issues for enhancing the locomotive traction capacity and speed.
机车粘着控制技术作为铁道科学中牵引制动控制系统的一个研究方向，是提高我国机车牵引能力和运行速度的重要课题之一。
Glossary of terms for railway locomotive & Names of component parts for air brake equipment
GB/T3367.5-1982铁路机车名词术语空气制动装置零部件名称
The utility model is mainly used in the railway locomotives air brakes to transport compressed air and transfer the brake operation signal.
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。
Analysis and Test of Plateau Characteristic on the Brake System in Qinghai-Tibet Railway
青藏铁路列车制动系统高原性能的分析及试验研究
Ministry of railway has already made the transportation of the heavy haul freight train of twenty-thousand tons as a policy Heavy haul means that the formation of will be longer than that of normal train and the disadvantages of traditional automatic air brake are more serious.
铁道部已经将开行2万吨重载列车作为既有政策。重载意味着列车的编组比普通列车将加长，传统自动空气制动的缺点将越来越明显。
Used for brake beam of railway vehicle, the automatic welder, the numerical control system of which is based on the DSP motion control card, has been introduced with details of the key technology.
介绍了以DSP运动控制卡作为控制系统核心的货车制动梁自动焊接机，详细论述了自动焊接机的关键技术。
RUIAN Dongtian car parts factory industry RUIAN Dongtian car industry Auto Parts Factory in China combined are - Ruian City, Zhejiang Province, was founded in 1983, is located on the southeast coast of Zhejiang Province, west of 104 State Road, north gold Wen Railway and Wenzhou airport, excellent geographical location, transportation convenient, fast, is a company specializing in the production of oil pressure gauge sensor, water temperature table sensors, temperature switches, oil pressure switch, brake light switch, reversing lamp switch, stepper motor, idle speed motors and other electrical products exports backbone enterprises.
瑞安市东田车业部件厂位于中国汽摩配之都--浙江省瑞安市，创建于1983年，地处浙江省东南沿海，西靠104国道，北接金温铁路与温州飞机场，地理环境优越，交通方便、快捷，是一家专业生产机油压力表传感器、水温表传感器、温控开关、油压开关、刹车灯开关，倒车灯开关，步进电机，怠速马达等其它电器产品系列出口的骨干企业。
The bad release of the composite brake beam in speed increased bogies for railway freight cars is analyzed through calculation and test.
通过计算和试验，对铁路货车提速转向架组合式制动梁缓解不良问题进行了分析，提出了影响因素和改进方案。
Utilizing the existing tracklayer and bridge-erector to develop the new hauling and running motor and reducer, and improving their suspension installation mode and power transmission mode, and improving brake rigging, to make them good for the operation in railway section with complex foundations.
文章论述了利用现有的铺轨、架桥机，重新研制新的牵引走行电机、减速机，且改进他们的悬挂安装方式和动力传递方式，改变基础制动装置，以适用地质复杂区段铁路线路的铺架。
In accordance with axle load and speed and average deceleration on the basis of stopping brake energy and average axle braking power, it is calculated and compared braking heat load of different railway cars.
文中根据轴重、速度和紧急制动能力（减速度），对不同客货车辆的制动热负荷从停车制动能量和平均轴制动功率两方面进行了计算比较。
The China Academy of Railway Sciences cooperated with the JAPAN Railway Technical Research Institute on the evaluation of the thermal effect of the composite brake block upon the wheel tyre under the service conditions of the Rapid Freight Train.
铁道科学研究院与日本铁道综合技术研究所合作，在快运货车运用条件下合成闸瓦对车轮的热影响进行了研究与评估。