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- PWM microelectronic c ontrol technique and AC DC AC DC invert technique with MOSFET half bri... 具有短接限流、限时衰减和恒流、恒压相结合的特点。
- In the system,Intel 80C196MC is used as control center and IPM is used as an intelligent power device in the main circuit of AC DC AC voltage type inverter. 该系统以80C196MC为控制核心,采用IPM智能功率模块为功率元件,组成了交?直?交电压型逆变器主回路。
- The progress of automation in iron and steel industry in aspects of DCS,artificial intelligence,CIMS,modern control system and AC electric drive is described and the development trend prospected. 叙述了钢铁工业自动化在DCS、人工智能技术、CIMS、现代控制理论和交流传动技术等方面的进展,以及钢铁工业自动化的发展趋势。
- Single speed AC electric drive 单速交流电力拖动
- AC electric motor is widely used in cranes. 交流电动机在起重机上得到了广泛的应用。
- ac electric drive 交流电气传动
- DC motor speed to achieve the first to convert AC DC, which requires rectification circuit. 要实现直流电机调速首先要把交流电转换为直流,这就需要整流电路。
- Can electric drive challenge high-power shuttle bus? 电力驱动能挑战大功率豪华轿车吗?
- AC DC dual purpose electric motor vehicl 交直两用电车
- General technical parameters, along with the technical characteristics and working procedures at traction/braking mode of the electric drive system of the DF(subscript 8BJ) AC drive diesel locomotive are introduced. 摘要介绍了DF(下标8BJ)交流传动内燃机车的总体技术参数,电传动系统的技术特点,阐述了机车交流传动系统的牵引工况和制动工况的工作过程。
- Violent power oscillation will occur in independent AC DC combined power supply and may hamper the normal operation when the parameters of the generator and the DC motor load do not match. 交直流一体独立发电机系统在发电机和负载参数不满足一定条件时 ,会发生发电机和反电势负载之间的大幅度功率振荡 ,破坏系统的正常工作。
- This scheme has the great advantage in application to the stepless speed control of the new AC electric power plant for torpedo. 该方法在新型鱼雷交流电动力系统的无级调速应用上将有很大的优势。
- Application of Simulated Windlass Control System from Practical AC Electrically Driven Windlass 改交流三速电动锚机为锚机模拟器的探索
- The range of Liebherr electric drive mining trucks are designed and built in Virginia, USA. 利勃海尔电动矿用卡车系列在美国弗吉尼亚州设计和制造。
- The device of C9-PPV sandwiched between two SiO2 layers was prepared and we obtained the blue light in addition to yellow-green emission under AC electric field excitation. 以SiO2为加速层,共轭聚合物C9-PPV为发光层制备了有机无机复合器件,得到了长波发光和短波发光共存的固态阴极射线发光。
- The electric drive system is made detachable for ease of transportation and installation. 为了便于运输和安装,电力驱动系做成可以拆卸的。
- A Novel PWM ZVS AC DC Converter with PFC 新颖的含PFC的PWM ZVS AC-DC变换器
- Presented in this paper are the structure of SIBAS32 control system,TCN train communication network and its CCU control soft of type HXD1 high-power AC electric locomotive. 介绍HXD1型大功率交流电力机车用SIBAS32控制系统、TCN列车通讯网络及其CCU控制软件的结构,分析机车网侧部件控制、自动过分相控制、操作逻辑控制、牵引/制动控制等功能,给出了机车故障诊断和调试的方法。
- In 2007,Bosch Rexroth Electric Drives and Controls ( ShenZhen) Co. 在全国主要大中城市设有十八个办事处和四大维修服务中心。
- The electric drive system, dubbed Hi-Pa Drive, packs four permanent magnet brushless motors with one in each wheel. 电动驱动系统,被称为高新技术坝道,包四永磁无刷电机在每个车轮。