voltage between phases 中文意思是什麼
voltage between phases
解釋
相間電壓-
Power frequency withstand voltage between phases, to earth insolating fracture : 95kv 110kv
工頻耐受電壓相間對地隔離斷口： 95kv 110kv -
Lightning impulse withstand voltage between phases, to earth insolating fracture : 185kv 215kv
雷電沖擊耐受電壓相間對地隔離斷口： 185kv 215kv -
Line - to - line voltage line - to - line voltage is the voltage between any two phases of an ac generator
線電壓線電壓是指交流發電機任何兩相間的電壓。 -
Line - to - neutral voltage in a 3 - phase, 4 - wire, y - connected generator, line - to - neutral voltage is the voltage between a phase and the common neutral where the three phases are tied together
相電壓在三相四線星形連接的發電機中，相電壓是指三相連接點與每相之間的電壓。 -
The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method
本文的主要工作有： （ 1 ）分析電力系統在發生故障時的運行狀態，尤其對三相傳輸線上的故障行波進行了分析和研究，推導了考慮相間耦合的三相傳輸線電壓方程，並將傳輸線上任一點的電壓與故障點電壓建立起聯系，得出了傳輸線上電壓信號在故障點處的奇異性，並以此作為構造新的故障檢測演算法的理論基礎； （ 2 ）將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中，針對目前相關研究的不足，提出了電力系統故障檢測判據的補充判據，通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析，給出了一個可行的解決方案；模擬研究表明：這是一個快速、準確、有效的故障檢測演算法。 -
Based on the research project of my tutor the application of a new unified power flow controller in extra high voltage transmission lines operated in two phases, the existing principle of upfc and methods of the transmission lines operated in two phases, put the new upfc into hai - jin - jia 330kv extra high voltage transmission lines based on perfecting the framework of main net located in west of river in gansu which can improve the quality of electric power and ensure power transmission or transfer between the main net of gansu and the area of west of river
本文綜合分析了海-金-嘉330kv超高壓輸電線路在正常運行和故障情況下的諸多問題，在upfc的現有成果和非全相運行現有方案的基礎上，結合導師的研究課題? ?新型統一潮流控制器在超高壓輸電線路非全相運行中的應用。提出在完善甘肅河西主網架結構的基礎上，將新型的upfc應用於海-金-嘉330kv超高壓輸電線路，可以較好的解決電壓質量問題，確保甘肅主網與河西地區電網的功率傳輸、轉換。 -
Based on the results, the article analysis the main factors : the voltage level and the current of the line, the height of the line, the distance between two phases, the structure and the location of the lines, that affect the distribution in human body, and gets some basic principles
根據計算結果，分析了超高壓輸電線的電壓等級、電流、離地高度、導線的相對位置結構和距離等影響人體內電磁場分佈的主要因素，得出一些基本規律。
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