1) cocurrent transportation system
直流运输系统
2) Operation of AC/DC hybrid Power System
交直流输电系统运行
3) Vertical transportation system
垂直运输系统
1.
Study on pull-out protection strategy of vertical transportation system for permanent magnetic linear synchronous electric motor
永磁直线同步电机垂直运输系统失步保护策略研究
2.
The mechanical design demands are discussed on a kind of vertical transportation system made up of many permanent magnet linear synchronous motors (PMLSM).
给出了以多台永磁直线同步电动机(PMLSM)为驱动源的垂直运输系统机械设计应满足的要求,分析了单台电机出入端效应及PMLSM垂直提升系统一侧单边双台电机并联工作时对总输出力的影响。
3.
This paper introduces the principle and present study situation of permanent magnet linear synchronous motor for vertical transportation system and indicates what should be researched specialiy in future.
介绍了永磁直线同步电动机垂直运输系统的原理及其在国内外的最新研究现状 ,指出今后应着重研究的内容和应用发展前
4) DC transmission system
直流输电系统
1.
The necessity and evidence of forming the voltage class series are analyzed,and the economy of each voltage grade is compared to present the applicable range of HVDC transmission systems.
根据直流输电技术发展及其在我国电力系统中长期发展规划中的应用前景,提出为直流输电系统划分电压等级标准化序列的思想。
2.
The effect of the common ground electrode to the HVDC transmission system and the environment are researched by modeling the common ground electrode with two High Voltage Direct Current (HVDC) transmission systems and analyzing the voltage variation (rise or down) of the neutral bus in converter station.
为分析共用接地极后两直流系统受端换流站中性母线电位升的变化情况,进而研究共用接地极对直流系统稳态运行的影响,首先讨论了直流输电系统共用接地极的型式和共用接地极的特点,建立了两回直流系统共用接地极的数学模型,并结合云广特高压直流输电与贵广II回直流输电系统参数,研究分析不同运行方式下该两回直流输电系统共用接地极对直流系统运行影响大小,以及与独立接地极相比共用接地极不同运行方式对环境的影响大小,最后对共用接地极对环境的影响以及公用接地极对直流系统运行的影响方面的问题提出了解决措施。
3.
The static characteristics of DC transmission system in renovation project of HVDC system from Gezhouba to Nanqiao are verified by simulation.
通过仿真实验对葛洲坝-南桥直流输电改造工程的直流系统静态特性进行了校核,基于葛南直流输电系统的参数,描述了在实验室条件下校核直流输电系统静态特性的方法和原理。
5) DC power transmission system
直流输电系统
1.
This paper offered the operation reliability index of nation - wide HVDC power transmission system in 2004, and analyzed the reliability index for each HVDC power transmission system.
提供了2004年全国5个在运高压直流输电系统的运行可靠性指标,并分别进行了简要分析,为直流输电系统进一步提高运行管理水平提供了信息和依据。
2.
This paper provides the operation and reliability index of nation-wide HVDC power transmission system in 2002, analyzes the reliability index of every system briefly, and offers information and basis for further improvement of operation and management of HVDC power transmit system.
文章提供了全国在运高压直流输电系统2002年的运行可靠性指标,对各个系统的可靠性指标进行了简析,为直流输电系统进一步提高运行管理水平提供了信息和依据。
6) HVDC
直流输电系统
1.
Comparison and research on the reliability between the 12-pulse and 2x12-pulse HVDC transmission system;
高压直流输电系统单双12脉接线可靠性对比研究
2.
ANALYSIS ON INFLUENCE OF GROUND ELECTRODE CURRENT IN HVDC ON AC POWER NETWORK;
直流输电系统接地极电流对交流电网的影响分析
3.
Coordinated recovery strategy for multi-infeed HVDC systems;
多馈入直流输电系统的协调恢复策略
补充资料：直流
直流
Direct current
直流(direet。urrent) ，仅按一个方向流过电路或设备的电流称为直流。与交流电压相比，直流电压的极性是不变的。直流电流相当于电荷沿着闭合的电路以不变的方向流动或位移。直流电流和电压的幅值可以恒定，也可以随时间变化。 蓄电池和旋转发电机产生幅值恒定的额定直流电压，整流器产生幅值随时间而变的直流电压。整流器把交流电压变换为脉动的直流电压。 通常电站不是广泛地将直流电输配给一般用户，相反，在需要直流电(d。)能的场所，是把商业上合用的交流电(ac)能整流为直流电能。 「罗布(D.D.Robb)撰]
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条