harmonic disturbance 中文意思是什麼

harmonic disturbance 解釋
諧波干擾
  • harmonic : n 1 【音樂】泛音；和聲。2 〈 pl 〉【數學】諧函數，調和函數。3 【物理學】諧波，諧音。adj 1 和睦的...
  • disturbance : n. 1. 動亂，變亂，騷亂。2. 煩悶；（心情）紛亂；（身心）失調。3. 【無線電】干擾；【氣象學】擾動；【地質學；地理學】（地殼的）局部運動。4. 【法律】侵犯（權利），妨害（治安）。
  1. It is discussed that the present harmonic analyzers do n ' t satisfy the requirements of china standard for harmonic measure of quick disturbance harmonic load. the measurement error brought about by the harmonic analyzers adopting ft or fft algorithm is analyzed. a cycle discrete fourier algorithm that should n ' t be effected by aperiodic component is presented, and the results of simulation show that it has higher accureacy

    本文對電力系統諧波的測量方法，數據處理及電力牽引負荷對電力系統的影響進行了研究，論述了目前國內外生產的諧波分析儀用於快速波動諧波負荷的測量不滿足國標的要求，分析了諧波分析儀普遍採用的ft或fft演算法所產生的測量誤差，提出了一種不受非周期分量影響的全周波離散傅里葉演算法，模擬結果表明精度好。
  2. In order to supervise the system status and restrain harmonic disturbance, accurate harmonic measure has become a pivotal problem

    為了監測系統狀態、抑制諧波干擾，對其進行準確測量成為一個關鍵性的問題。
  3. Test items : insertion loss ; disturbance voltages ; radiated electromagnetic disturbances ; harmonic current ( emission )

    電磁兼容檢驗項目：插入損耗；騷擾電壓；輻射電磁騷擾；諧波電流。
  4. Test standards : gb17743 - 1999 limit and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipment. gb17625. 1 - 1998 the limits for the harmonic current emissions caused by low - voltage electrical and electronic equipments ( equipment input current 16a per phase )

    採用標準： gb17743 - 1999 《電氣照明和類似設備的無線電騷擾特性的限值和測量方法》 ； gb17625 . 1 - 1998 《低壓電氣及電子設備發出的諧波電流限值（設備每相輸入電流16a ） 》 。
  5. The capability of power systems to bear disturbance loads is determined by the background harmonic voltage directly, so it is necessary to measure and study background harmonics in different power systems comprehensively

    由於其直接決定電網承受畸變負荷的能力，所以有必要對各種電網的背景諧波狀況作全面了解和測量。
  6. A model of an 110kv three - phase network is established by matlab / simulink spsfirstly, and the disturbance of harmonic in power system is simulated by a type - ss1electric locomotive in this model. secondly, kinds of short faults are analyzed, thestable and transient voltage waves are obtained. then, a de - noising method is presented, which is based on wavelet packettransform and has better resolution in time and frequency domain

    首先利用matlab / simulink電力系統工具箱中的模塊建立了一個110kv的三相輸電網路模擬模型，並以韶山1型電力機車為原型，實現對電網中主要諧波源的模擬;然後，對該輸電網路中多種短路故障進行了分析，並給出在穩態擾動和暫態擾動情況下的電壓擾動信號波形。
  7. It is an effective method to overcome the periodic disturbance. in ac power system, nonlinear loads are major sources of total harmonic distortion ( thd ). this built the motivation for this dissertation

    為了解決逆變電源系統中非線性負載引起的波形畸變問題，本文對基於重復控制理論的逆變電源控制技術進行了深入的研究。
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