查询词典 DC

Companies rely on some of Xi'an University of Electronic Science and Technology professor, research institutes of technology support, long-term cooperation in research and development power automation, electrical testing, electrical testing equipment, including: Switching mechanical properties tester, vacuum tester, cable fault tester, cable test Management systems, cables altimeter instrument, relay calibrator, DC high-voltage generator, or flow, test transformers, DC Resistance Tester, loop resistance tester, and change than the group tester, MOA tester, Transformer test aircraft, dielectric loss tester, ground resistance tester, such as electric Zhaoou table.

公司依托西安电子科技大学部分教授，科研院所的科技支持，长期合作研发电力自动化、电力测试、电气试验仪器设备，包括：开关机械特性测试仪、真空度测试仪、电缆故障测试仪、电缆测试管理系统、电缆测高仪、继电保护校验仪、直流高压发生器、升流器、试验变压器、直流电阻测试仪、回路电阻测试仪、变比组别测试仪、氧化锌避雷器测试仪、变压器试油机、介质损耗测试仪、接地电阻测试仪、电动兆欧表等。

The DC-Pulse power supply can be separated into two parts. One is the DC power supply and the other is the pulse switch unit.

此直流脉冲电源供应器可分为二部分，一为直流电源供应器部分，另一为脉冲切换单元部分。

The installation, positioning and turning of the work piece are driven by the DC speed regulated motor, and the speed of the DC motor is regulated by the pulse width, for stable and reliable speed regulation.

该设备工件安装定位转盘旋转由直流调速马达驱动，直流马达调速采用脉宽调速，调速稳定可靠。

The crawler and swing arm both are driven by DC servo motor directly, the complex driving devices are eliminated, swing arm drive DC servo motor is installed in the interior of driven wheel and swing arm wheel; it ensures robot has high maneuverability and strong over-obstacle capability, at the same time it overcomes the disadvantages of traditional drive and transmission system, such as a lot of elements, complex structure and low efficiency, it reduces energy consumption, saves interior space, reduces overall weight, increases the work reliability and running stability of robot and provides new design programs and new technology channels for small-sized crawler ground movable robot drive device.

机器人的履带和摆臂均由直流伺服电机直接驱动，省去了复杂的传动机构，摆臂驱动直流伺服电机则安装在从动轮和摆臂轮内部，在保证机器人具有高机动性和强越障力的同时，克服了传统驱动、传动系统零件众多、结构复杂、效率低下的缺点，降低了系统能耗，节省了内部空间，减轻了整体重量，提高了机器人的工作可靠性和行驶稳定性，为小型履带式地面移动机器人驱动装置提供了新的设计方案和新的技术途径。

The voltage distribution of Y-type insulator strings for AC/DC 500 kV transmission line is measured by sphere gap method and corresponding measures are adopted to reduce the impacts of environmental factors on measured results, thus the voltage distribution curve of Y-type insulator strings under AC/DC 500 kV conditions.

采用球隙法测量了交、直流500 kV输电线路中Y型串绝缘子的电压分布，采取相应措施减小了环境因素对测量结果的影响，得到了交、直流500 kV电压下Y型串的电压分布曲线。

Brushless DC motor driver for the use of six-phase control procedures, can be used for six three-phase full-bridge driver circuit of brushless DC motor control.

详细说明：无刷直流电机驱动程序，采用六段换相控制程序，可用于六管三相全桥驱动电路的无刷直流电机控制。

This system to dc voltage source as the core, mainly AT89S52 SCM, through the keyboard controller to install dc power supply output voltage, setting stepping class can reach.01v output voltage, the range of 0-9.9 V, the maximum current 330mA for, and can show the actual pipe by digital output voltage value s.

摘 要：本系统以直流电压源为核心，AT89S52单片机为主控制器，通过键盘来设置直流电源的输出电压，设置步进等级可达0.1V，输出电压范围为0—9.9V，最大电流为330mA，并可由液晶屏显示实际输出电压值。系统有过流保护电路，当输出电流过大时功率管自动截至，而且有红色指示灯发出警报。

Abstract摘要:This system to dc voltage source as the core, mainly AT89S52 SCM, through the keyboard controller to install dc power supply output voltage, setting stepping class can reach.01v output voltage, the range of 0-9.9 V, the maximum current 330mA for, and can show the actual pipe by digital output voltage values.

论文摘要摘要：本系统以直流电压源为核心，AT89S52单片机为主控制器，通过键盘来设置直流电源的输出电压，设置步进等级可达0.1V，输出电压范围为0—9.9V，最大电流为330mA，并可由液晶屏显示实际输出电压值。系统有过流保护电路，当输出电流过大时功率管自动截至，而且有红色指示灯发出警报。

Keywords: regulated power supply of direct current; single2ch ip m icrocomputer, digital control Abstract:This system to dc voltage source as the core, mainly AT89S52 SCM, through the keyboard controller to install dc power supply output voltage, setting stepping class can reach.01v output voltage, the range of 0-9.9 V, the maximum current 330mA for, and can show the actual pipe by digital output voltage values.

数控直流稳压电源论文关键词：论文关键词：直流稳压电源单片机数字控制论文摘要：论文摘要：本系统以直流电压源为核心，AT89S52 单片机为主控制器，通过键盘来设置直流电源的输出电压，设置步进等级可达 0.1V，输出电压范围为 0—9.9V，最大电流为 330mA，并可由液晶屏显示实际输出电压值。

This system to dc voltage source as the core, mainly AT89S52 SCM, through the keyboard controller to install dc power supply output voltage, setting stepping class can reach.01v output voltage, the range of 0-9.9 V, the maximum current 330mA for, and can show the actual pipe by digital output voltage values.

论文摘要：本系统以直流电压源为核心，AT89S52单片机为主控制器，通过键盘来设置直流电源的输出电压，设置步进等级可达0.1V，输出电压范围为0—9.9V，最大电流为330mA，并可由液晶屏显示实际输出电压值。系统有过流保护电路，当输出电流过大时功率管自动截至，而且有红色指示灯发出警报。

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。