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- Keywords mine power substation;RTU;design; 矿井变电所;RTU;设计;
- Research and application of idle comprehensive control system for power voltage of mine power substation 矿井变电所电压无功综合控制系统的研究与应用
- There is Complete power system in the company composed by a 35KV power substation and 13,000 KVA is provided by 23 power subsidiaries . 公司动能设备齐全，水、电、汽供给条件完备，两路进线电源，35千伏的电力变电站和23个变电所供电负荷13000KVA。
- Be familiar with related equipment principle (power substation, chiller, air compressor, HVAC, water pump, heat exchanger ...etc. 熟悉相应厂务设备设施以及生产设备的原理。
- Establish and maintain the management system including SOPs of electric power supply system, electric facilities, and power substation. 建立、维护公司供电系统、电气设施和变配电所的管理制度和标准操作规程SOP。
- The power factor of mine power supply is lower,so it should be compensated.The result is optimum to use wattles power compensation fashion of concenser. 矿井供电网的功率因数偏低，必须进行功率补偿；采用电容器的无功功率补偿方式，效果较佳。
- Fourteen general subprograms of the graphic elements and one main program were designed. As an example for programming, the front elevation of a small power substation is presented. 本文设计了十四个图素通用子程序,一个主程序,以一个小型变电所的正立面图作为编程实例加以论述。
- Running and maintenance for utilities like waste water treatment, power substation, air compressor, boiler, and steam etc, make sure of utility facilities and equipments security &running. 污水处理系统、配电房、空压机、锅炉、蒸汽等公共基本设施的日常运行、维修保养等确保公共设施相关设备安全正常运行。
- The characteristics of mine power system,voltage stability and system stability margin were analyzed and the measures of preventing vlotage stability from destruction were set forth. 分析了矿山供电系统的特点,对电压稳定性、系统的稳定裕度及防止发生电压稳定破坏的措施进行了阐述。
- Great power &constantly open &stop of mine power equipment has great effect to network voltage. Application of frequency conversion speed control technique can economize power &omit its shortcoming. 矿山用电设备功率大,且经常开停,对电网电压影响很大。利用变频调速技术可克服此缺点,并节电效益显著。
- The paper discusses the influence on mine equipment such as ventilator and pump of instantaneous voltage-drop of bus from short-circuit and lightening over voltage in mine power supply system. 论述了煤矿供电系统因受短路和雷电过电压而引起母线电压瞬时降低对矿井通风、排水等设备的影响。
- Keywords mine;hoist;harmonics analysis;power factor;wava filter; 矿井;提升机;谐波分析;功率因数;滤波器;
- Keywords mine;power supply system;current-limiting reactance; 矿井;供电系统;限流电抗器;
- No-Man-On-Duty Management in Metro Power Substation 地铁变电所无人值班运行管理
- box-type traction power substation 箱式牵引变电所
- Keywords mine use methane sensor remotecontrol.; 矿用;瓦斯传感器;遥控;
- Keywords Mine resource Minging rights Value price; 矿产资源;矿业权;价值与价格;
- Keywords Mine Drivage haulage research; 矿山;掘进;运输;研究;
- Keywords mine R /p conveyor belt;NBR;co-cure; 矿用丁腈橡胶覆盖胶橡塑整芯输送带;丁腈橡胶;共硫化;
- Keywords mine;waste;leting speeper; 矿井;采空区;探放水;
