hvdc
美 
英
- 網絡高壓直流(High Voltage Direct Current)；高壓直流輸電；高壓直流輸電系統
例句
Modern thyristor valves for HVDC are of high power rating and difficult to be tested in a conventional back-to-back test circuit.
現代晶閘管閥的大容量使得難以采用傳統的背靠背試驗回路對其進行運行試驗。
It is proved that by means of widely configuring PSSs and applying HVDC modulation the dynamic instability risk can be reduced.
證明了廣泛配置PSS和投入直流調制可以減少系統的動態失穩風險；
An iterative algorithm for the interface between the HVDC dynamic phasor model and the AC system is then investigated by hybrid simulation.
通過混合仿真研究了HVDC動態相量模型與交流系統之間的接口迭代算法。
HVDC is one typical FACTS device, which can improve the system dynamic characteristics.
高壓直流輸電HVDC是一種典型的柔性交流輸電FACTS裝置，它可以改善系統的動態特性。
Under the terms of the contract, ABB will supply the underwater and underground cables for the high-voltage direct current (HVDC) link.
根據合同條款，ABB將為該高壓直流（HVDC）電線提供水下和地下電纜。
The first China HVDC project, Zhoushan Project, is characterized by linking with a weak ac receiving network.
我國第一個高壓直流（HVDC）輸電工程——舟山工程，其特點是具有一個弱受端交流網絡。
Both performance of thyristor and parameters of snubber circuit significantly affect voltage distribution in HVDC thyristor valve.
換流閥內可控硅端電壓分布特性取決于可控硅器件性能和相應的緩沖電路參數。
This paper explores the effectiveness of using supplementary excitation damping control, or SEDC, for damping such kind of SSO.
對此，本文研究了利用附加勵磁阻尼控制（SEDC）抑制HVDC-SSO的有效性。
In this paper, the dynamic characteristics, stability control and analysis of multi-infeed HVDC transmission system are reviewed.
對多饋入直流輸電系統的動態特性及穩定控制與分析進行了綜述。
In the end of this chapter the model of the multi-circuit HVDC projects is given.
最后針對多回直流共站工程，提出了相應的計算模型。
ABB pioneered HVDC technology more than 50 years ago when the company built the world's first commercial HVDC transmission link in Sweden.
ABB在五十多年前開創了HVDC技術，其時該公司在瑞典建成了世界上第一條商業HVDC傳輸線。
ABB pioneered the technology in the 1950s, when the company built the world's first commercial HVDC transmission link in Sweden.
ABB在二十世紀五十年代開創了HVDC技術，其時該公司在瑞典建成了世界上第一條商業HVDC傳輸線。
Studies by Oak Ridge National Laboratory indicate that long-distance HVDC lines lose far less energy than AC lines do over equivalent spans.
橡樹嶺國家實驗室（OakRidgeNationalLaboratory）研究表明高壓直流電傳輸將可比交流電傳輸減少不少消耗。
Corona effect is an important factor that influencing HVDC transmission.
電暈影響是高壓直流輸電的重要影響因素。
DC voltage stability is one of the most important issues for reliable operation of VSC based HVDC system.
直流電壓穩定是關系到電壓源型直流輸電系統可靠運行的關鍵問題之一。
The reliable HVDC pole blocking universal criteria are studied, initiated and applied in the stability control system.
研究并提出了可靠的直流極閉鎖綜合判據，并將其應用到穩定控制系統。
The filtering devices at DC side are one of the most important components for high voltage DC transmission (HVDC) systems.
直流側濾波裝置是高壓直流輸電（HVDC）系統的重要組成部分。
The infrastructure will deliver a High Voltage Direct Current (HVDC) power system connecting the grids of Sardinia and peninsular Italy.
該基礎項目將建造一個高壓直流（HVDC）電力系統，連接撒丁島與意大利半島的電網。
A method for selecting the modulation signals of multiple HVDC supplementary controllers is proposed.
提出一種多直流附加控制器調制信號的選取方法。
HVDC Transmission Research Group of Zhejiang University. HVDC transmission[M]. Beijing: Electric Power Industry Press, 1982.
浙江大學直流輸電科研組。直流輸電[M]。北京：電力工業出版社，1982。
A coordinated recovery strategy for multi- infeed HVDC systems under large disturbance is proposed.
針對大擾動情形，提出了一種多饋入直流輸電系統的協調恢復策略。
HVDC technology can he applied to reduce short circuit levels in power systems.
在電力系統中，HVDC技術可以應用于減少短路。
All four HVDC links that have been built to date were delivered by ABB.
迄今為止，全部建成的四條HVDC傳輸線全部由ABB交付。
The mathematical model of VSC-HVDC system in dq synchronous rotating coordinates is presented.
建立了VSC-HVDC在兩相同步旋轉坐標系下的數學模型；
In addition, this dissertation involves operation and protection of multi-terminal VSC-HVDC system preliminary conclusions.
同時在文章最后對多端系統的保護特點進行了初步分析。
And then, the effect factors of HVDC transmission system reliability index are classified by outage component.
并將影響直流輸電系統可靠性指標因素按停運部件原因進一步分類分析。
Based on HVDC transmission system, this paper presents a design approach to decentralized robust adaptive controllers for converters.
針對高壓直流輸電系統（HVDC），提出了一種換流站的分散魯棒自適應控制器的設計方法。
As the core level of HVDC control system, the pole control unit's design decides the performance of HVDC system.
作為高壓直流輸電系統的控制核心，換流站控制系統的設計決定著整個直流輸電系統的性能。
And TransCanada, Inc. , is proposing 2, 200 miles of HVDC lines to carry wind energy from Montana and Wyoming south to Las Vegas and beyond.
TransCanada公司亦提出要鋪設2200英里的高壓直流電線路來輸送自蒙大拿州和懷俄明州的風能到南部拉斯維加斯及更遠。
In addition to handling the power exchange, this sophisticated HVDC system can stabilize voltages and frequencies on Sardinia.
除了處理電力轉換交流，該復雜的HVDC系統還可以穩定撒丁島的電壓和頻率。
Multi-Circuit HVDC in the same converter station causes more difficulties of AC filter design.
而多回直流共站給交流濾波器設計提出了更高的要求。
The faults of HVDC power transmission system make the electrical characteristics of AC system more complex.
高壓直流（HVDC）輸電系統故障會使交流系統電氣故障特性復雜化。
HVDC is high controllable. The control system is the core of DC transmission system.
HVDC系統是高度可控的，其中控制系統是直流輸電技術的核心。
This is undoubtedly a significant thing for the rest of the country more than 10 HVDC transmission engineering system.
對全國其他10余個直流輸電工程系統無疑是一件有重大意義的事情。
With the development of power electronic devices technology, HVDC got into a new period of vigorous advancement.
隨著電力電子器件制造技術的進步，高壓直流輸電技術迎來了一個蓬勃發展的新時期。
The 1, 000 megawatt HVDC undersea link will carry surplus power between the Italian mainland at Latina and the island of Sardinia.
該1,000兆瓦特的HVDC海底電線將傳送意大利大陸拉蒂納市和撒丁島之間的富余電力。
The use of thyristor valves has increased the reliability of HVDC converters to impressive levels.
晶閘管換流閥的采用已將高壓直流換流器的可靠性提高到相當驚人的水平。
This paper gives a new method to digitally simulate the transient process of HVDC power systems.
本文介紹了一種研究直流輸電暫態過程數字模擬的新方法。
The mathematical model representing the CCC-HVDC system's steady-state characteristics is derived, which is composed of 15 basic equations.
導出了描述CCC結構直流系統穩態特性的數學模型，主要由15個基本方程構成。
In HVDC system, It is meaningful to search for a new way to measure the harmonic current.
在高壓直流輸電系統中，研究運用新的測量諧波電流的方法和技術有著重要的意義。
