Analysis on the Unbalance Current of HVDC Pole Bus Differential Protection
Study on HVDC Transmission System with Parallel Large Capacitor Connected in the DC Side of the Rectifier;
Due to its distinct advantages, HVDC plays an important role in long distance power transmission and large-scale interconnected power systems.
最後對含hvdc線路的發輸電系統進行了充裕度評估，研究了網損、電壓及HVDC系統元件備用等因素對交直流系統可靠*指標的影響。
This paper presents a transient mathematical model of the HVDC converters-Equivalent Circuit Method (ECM), which can describe all possible states of converter valves in a simple and explicit way.
實時數字*系統與HVDC原型模擬換流器構成的混合實時*系統在天—廣高壓直流控制與保護系統測試中得到了成功應用。
In future, several HVDC systems will set in Shanghai, which is expected to create a multi-inked HVDC system.
Back to back HVDC system had been used to join ac systems.
The light HVDC transmission is a new power transmission technology based on the voltage source converters(VSCs) and IGBT power semiconductors.
高壓直流（HVDC）輸電換流器兩側的諧波阻抗對確定地磁感應電流（GIC）引發的諧波有重要意義。
隨着高壓直流輸電(HVDC)系統的發展及多饋入直流輸電系統的逐步形成，多饋入直流系統的諧波問題日顯突出。
Research on DC/DC Converter for HVDC Power System;
The design of filtering equipments is one of the key technologies of the High Voltage Direct Current (HVDC) system.
The VSC translating power control system adopting inverse system nonlinear control and VSC-HVDC control system based on respective adjustment of active and reactive power are designed.
現在有人開始質疑這一標準的適用*，因為在遠距離輸電的情況下，採用高壓直流(HVDC)要比高壓交流損耗小。
According to the given topology of voltage source converter based HVDC system (VSC-HVDC), three-phases mathematic model in stationary frame is established.
Finally, the method of simplifying calculations and the application of this method to power systems with HVDC are introduced.
電力的傳輸損失將少於7%，遠遠低於傳統500千伏高壓直流（HVDC）傳輸計劃的損失量。
Tianshengqiao converter station's, as Tian-Guang HVDC rectifier station, shunt capacitor failures or defects are more serious, affecting the Tian-Guang HVDC transmission system's normal operation.
The stable and secure operation of an HVDC transmission system is influenced by the operating performance of its control and protection system.
Calculation of Three-pulse Harmonic Voltage Source for HVDC Transmission
高壓直流輸電(HVDC)由於其許多獨特的優點，在遠距離輸電和大型互聯電網中起着很重要的作用。
建立了基於電壓源換流器（VSC）的高壓直流（HVDC）（VSC-HVDC）輸電系統的標幺值數學模型。
HVDC is high controllable. The control system is the core of DC transmission system.
The filtering equipment is an important part of a series of key techniques of high voltage direct current (HVDC)power transmission systems.
Brief Introduction of Capacitor Used in HVDC PLC Filter
萬順昌轉換功率控制系統，採用逆系統非線*控制和VSC - HVDC控制系統的基礎上相應的調整有功和無功功率的設計。
國文精選館
