harmonic development 中文意思是什麼

harmonic development 解釋
諧波展開
  • 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...
  • development : n. 1. 發展，發達；進化。2. 展開；擴充；開發。3. 發達物，新事物，發展階段。4. 【生物學】發育（史）；【軍，數】展開；【攝影】顯影，顯像；【音樂】展開（部）；研製，研製成果。
  1. Powerformer have some changes in constract with the conventional generator ， subsequently it also have some new problems in order to have an economical ， efficient ， credible development and application the structure and the philosophy of electromagnetism of powerformer will be on speaking terms changes electrical design ， magnetism design ， thermal design and structural design are have some new changes above all ， the electromagnetism parameter and the harmonic magnetomotive force of powerformer are studied in this paper first ， it mainly utilizes analytics to deduce formula of slot leakage reactance it considers three instances ， including monolayer - slot ， multilayer isometric - slot and multilayer anisometric - slot then ， the analytics and the fem are utilized to calculate slot leakage reactance of stator winding of prototype of powerformer and compare their results second ， the theory of utilitzing fem to calculate the reactance of powerformer is simply introduced ， including stable reactance ， transient and subtransient reactance specially ， the saturated influence of the stable reactance is considered then ， the results are analysed final ， it mainly introduces the influence of harmonic magnetomotive force of stator winding and analyses the harmonic magnetomotive force of stator winding then ， it mainly analyse harmonic magneto - motive force of stator winding through arranging various arrays of stator winding and observe their influence

    基於上述原因，本文對powerformer的電磁參數以及定子繞組諧波磁勢進行了研究。首先是用解析法推導出powerformer定子繞組槽漏抗的計算公式，考慮了單層圓形半閉口槽、多層等半徑圓形半閉口槽和多層不等半徑圓形半閉口槽三種情況，並對powerformer樣機的定子繞組槽漏抗用解析法和有限元法進行了計算，並比較其結果；其次，簡要介紹了有限元法計算powerformer電抗參數的原理，包括穩態電抗、瞬態電抗和超瞬態電抗，對穩態電抗考慮飽和影響，對結果進行分析；最後，介紹定子繞組諧波磁勢對電機運行性能的影響並對定子繞組諧波磁勢進行了分析。然後通過對定子繞組進行不同排列來分析定子繞組諧波磁勢，看看繞組排列對諧波磁勢的影響。
  2. Based on the principle of advance, adaptive, reliability, high efficiency and flexibility, the general configuration strategy and the key technology has been deeply analyzed and optimized with the systematic and community in general and adaptive and contraposition in detail. the harmonic in both respects has been realized technically and the contradiction between adaptive and community solved. with the synthetic developing tool based on the database, the capp system called synthetic development capp ( sd - capp ) which is of the properties of synthetic, modular redeveloped and integrated has been developed

    本論文以提高系統的先進性和實用性以及高效，靈活為基本原則，對capp的總體構成策略及其關鍵技術進行了深入地分析和優化，宏觀上充分體現系統性和通用性，微觀上切實體現針對性和適應性，技術上實現二者的協調統一，較好地處理了適應性與通用性這對既相互關聯、又相互制約的矛盾；採用基於數據庫的綜合開發工具模式，研究並開發了綜合式、模塊化、具有二次開發和一定集成功能的capp系統? ?基於數據庫的典型零件capp綜合開發系統（ syntheticdevelopmentcapp ） （ sd - capp ） 。
  3. Company after years of development, the formation of a series of steel products ( electricity galvanized, hot galvanized, cold - rolled, acid pickling and galvanized iron, etc. ) while at the same marketing agent stainless steel, aluminum, copper and sophisticated materials such as stainless steel harmonic

    公司經過多年的發展，形成以寶鋼系列產品（電鍍鋅，熱鍍鋅，冷軋，酸洗，馬口鐵等）為主，同時代理銷售不銹鋼，鋁材，銅材及精密不銹鋼鋼帶等材料。
  4. Development and application of wattles low pressure compensating and harmonic wave processing technique on mine heating furnace

    礦熱爐無功低壓補償及諧波治理技術發展和應用
  5. Combining with the practical project, the development of an instrument for multi - channel harmonic detection and analysis were described in the third chapter, including the system structure, hardware and software of the device. then the technology of multi - channel data gathering was discussed, and some key techniques have been presented including high precision 、 high speed sampling of the voltage and current, fast flourier transform ( fft ), data compression and storage techniques, planar graphic fitting, three dimensional graphic projection, multithreading and the computer graphics techniques

    第三章結合多通道諧波監測及故障錄波一體化裝置的研製這一課題，介紹了裝置的體系結構和硬體、軟體構成，詳細介紹了在裝置研究過程中所提出的關鍵技術，主要包括電流電壓信號高精度、高速采樣技術，快速傅立葉變換fft 、數據壓縮存儲技術，多線程技術，二維圖形擬合、三維圖形投影技術及海量存儲技術，計算機圖形技術等。
  6. First, we concisely recall the formation and development of bose - einstein condensa - tion ' s theory and it ' s experimentation. secondly, we briefly intro - duce some properties of weakly interactive bose gases, and derive the nonlinear gross - pitaevskii equation that is the condensate macroscopic wave function ' s equation. thirdly, we give a exam - pie, an approximation analytical solution of the gross - pitaevskii equation in a spherical symmetric harmonic trap is derived by a perturbation theory approach, this solution is consistent with that numerically obtained

    全文共分為四章：第一章首先簡要的介紹和回顧了玻色-愛因斯坦凝聚理論的產生和發展，以及其實驗研究的過程，然後著重介紹了弱相互作用的玻色氣體的一些性質，並推導出了凝聚體宏觀波函數滿足非線性的gp方程，還以球對稱的諧振子勢為例，用標準的微擾方法求出了定態的gp方程近似解，發現其與已知的數值結果符合得很好。
  7. As the development of harmonic analysis, wavelet theory has met wide application dependent on its engineering background, which is very suitable for the research of image coding

    作為調和分析的一個分支，小波理論所具有的廣泛工程內涵使之成為目前最為活躍的應用研究方向，也為圖像編碼研究建立了良好的框架。
  8. The harmonic pollution and its harm are introduced, and a general description about the development of harmonic elimination in power system and application foreground of active power filter is given in this paper at first

    本文首先介紹了諧波污染情況及其嚴重的危害性，綜述了國內外電力系統諧波抑制技術的發展概況以及有源電力濾波器在諧波抑制中的應用前景。
  9. With the development of electric - electronic technology, the use of electric - electronic installations is being extensive, harmonic pollution of which produces is also heavy more and more, which forces us to study it harder that suppressing harmonic and compensating the reactive power

    隨著電力電子技術的發展，電力電子裝置應用日益增多，它們所產生的電網諧波污染已越來越嚴重，促使諧波抑制和無功功率補償的研究日益急迫。
  10. With the development of electric - electronic technology, microelectronic technique and modern control theory, and with studying harmonic suppression and reactive power compensation using it, the active power filter has improved greatly. the methods and the circuit of detecting current have already improved greatly

    隨著電力電子技術、微電子技術和現代控制理論的發展，及其在諧波抑制和無功功率補償研究中的應用，有源電力濾波器得到了飛速的發展，同時其電流檢測方法以及檢測電路也取得了長足的進步。
  11. The author further discusses some specific suggestions for the c company on how to reform its current hr management system, including empowering people, holding people accountable, providing training and development opportunities, a fair compensation system, an objective performance evaluation mechanism, a clear job design, and a harmonic organizational culture

    在本論文的第四章中，首先在前文論述的基礎上，對國有企業應對人才流失問題提出了三點對策；其次，針對c公司的具體情況，為c公司應對其人才流失問題提出了十項具體建議。
  12. The main results include : ( 1 ) ecological economy and landscape ecology are merged and applied in sustainable development evaluation of beijing mountainous region. the landscape measure of regional sustainable development is to build a model landscape with reasonable structure, efficient function and harmonic relationship of ecological system

    主要取得的研究結果： （ 1 ）提出了生態經濟理論與景觀生態理論相結合進行北京山區可持續發展評價，區域可持續發展的景觀途徑就是將人類活動對于景觀演化的影響導入良性循環，建立一種由結構合理、功能高效、關系協調的生態系統組成的模式景觀，以實現區域可持續發展。
  13. Secondly, the modification function and resonance produced by running power capacitor increased the harmonic at the same time, which worsen the operation environment of itself. it is very important to analyze the reason of harmonic and conduct the valid measure to restrain its affect and guarantee the safely operation of power network. the author has present the point in this paper, based on the operation characteristic of modern power system, the author described the production and development of network harmonic with the consideration on the same kind of problem

    本文以現代電力網路的運行特點為基礎，結合近年來對所涉及的同類問題的思考，對系統諧波的產生、發展的一般規律進行較為全面的理論闡述；以大量事故案例分析諧波所帶來的危害和影響；通過實地測試和對所得數據的分析研究，推導出一種應用matlab的fft的諧波分析方法，給出了該方法的程序流程框圖及結果界面顯示；在此基礎上進一步探討了利用現代通信網路建立電網諧波網路管理分析系統的總體構想和功能。
  14. Aiming at present problems, the author also studied the hysteresis control system based on voltage vector control and its corresponding scheme. in chapter one, the harmonic problems and the development of active power factor filter are discussed

    又針對目前存在的問題，研究了基於電壓矢量控制的滯環控制系統及方案，其基本內容如下：本文第一章闡述了諧波問題及其危害，回顧了有源電力濾波器的發展情況。
  15. In t his p aper r otating s tall a nd t he inlet v ortex in c entrifugal fans with inlet v ane control has been studied in laboratory. the harmonic wavelet is firstly used for time - frequency analysis and feature extraction of pulsation amplitude and frequency and development of rotating stall and inlet vortex. the development rule of rotating stall and inlet vortex and the effect to fans performance from the two has been found

    文中對採用入口導流器調節的離心通風機的旋轉失速和進口渦流問題進行了實驗研究，並藉助諧波小波對旋轉失速和進口渦流的頻率、幅值特性及動態過程進行了時頻分析和特徵提取，揭示了旋轉失速和進口渦流發展的規律及二者對風機性能的影響。
  16. According to the present actual underground power system which neutral point is grounded through arc suppression coil in many supper big shaft, the development history and present situation of synthetic protection system used in hv flameproof switchgear are reviewed, and on the basis of analyzing the problems existed in high voltage flameproof switchgear, the selective leakage protective method based on the detecting harmonic direction of zero sequence current as well as the value of zero sequence voltage is proposed in this paper, and at the same time, harmonics extracting schematic and transforming circuit are also designed

    本文深入系統地研究了基於intel80c196kb單片機控制的6kv防爆開關綜合保護系統，主要內容如下：針對大型及特大型礦井供電系統中性點普遍採用消弧線圈接地方式的現狀，回顧了國內外礦用高壓防爆開關保護系統的發展歷史，分析了目前國內高壓饋電開關保護系統所存在的問題，提出了「基於零序電壓基波啟動，五次諧波功率方向比較」的選擇性漏電保護原理，設計了相應的五次諧波提取電路和功率方向鑒別電路。
  17. With the development and advancement of the technology, the harmonic drive products will have better prospect and ctkm do will have more outstanding future

    隨著科技的發展與進步，諧波傳動產品有著廣闊的市場前景，北京中技克美公司的未來也會更加美好。
  18. Lastly, it studies the current hot issues appearing in the process of agricultural resource environment, so as to further promote its harmonic development

    最後，對當前農業資源環境與經濟發展過程中存在的幾個熱點問題進行實證研究，以進一步促進農業資源環境與經濟的協調發展。
  19. Therefore, hi order to achieve the ultimate goal of perpetual utilization of agricultural resource and sustainable development of economy, we should strengthen the research on the harmonic development of agricultural resource environment and economy

    因而要加強農業資源環境與經濟協調發展研究，以實現農業資源永續利用和經濟可持續發展的最終目標。
  20. Thirdly, it learns from advanced overseas experience and explores the internal operation mechanism of harmonic development of agricultural resource environment and economy. it formulates its segmental - developing pattern on this basis and proposes corresponding countermeasures and suggestions

    然後，在充分借鑒國外先進經驗，認真探尋農業資源環境與經濟協調發展的內在運作機制的基礎上，構建出分階段分層次遞進的農業資源環境與經濟協調發展模式，並提出相應的對策與建議。
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