e transformer 中文意思是什麼

e transformer 解釋
e變量器
  • e : （pl E s e s ）1 英文字母表第五字母。2 【音樂】E調，E音。3 E字形。4 〈美國〉（順序）第五等，（成...
  • transformer : n. 使變化的人[東西]；【電學】變壓器；變換器；互感器。 polarity of transformer 變壓器繞線方向。
  1. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況，在回顧電梯液壓控制系統節能技術的基礎上，介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理，分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式；詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計，重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容；最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。
  2. The model of fujian power grid and models of generators, excitation systems, governor systems and loads are established, the tested excitation system models of large hydro and thermal units, the model of wind turbine are established as well in this paper with pss / e, a new software imported from pti of u. s. a. recently. some key points are proposed on data convertion from psasp and bpa to pss / e. the transient and dynamic characteristics between separate excitation system and transformer - fed excitation ( self excitation ) system are compared with pss / e

    本文完成了pss e的福建省電力系統的基本框架以及發電機、勵磁系統、調速系統、負荷的數學模型和參數，實現了大型水、火電廠發電機組勵磁系統實測模型和風電機組的pss e建模，提出了pss e與bpa 、 psasp數據互轉的部分要點，比較了福建電力系統現有大型水、火電廠發電機組它勵與自並勵勵磁方式的動態和暫態性能的差別。
  3. The paper presents another definition of dynamic phasor, i. e., dynamic phasor. based on park transformer and points out the relationship between dynaxnic phasor based on park transformer and dynarnic phasor based on fourier coefficient which is deflned by another person

    本文提出了park變換意義下動態相量的概念，並指出park變換意義下的動態相量與前人所定義的動態相量，即傅立葉系數意義下的動態相量之間的關系。
  4. The switching voltage stabilizer for the transformer substation is presented. th e principle of the main circuit and control circuit is analysed. this switching voltage stabilizer is high reliable

    介紹一種變電站用的開關穩壓電源，分析其主電路及控制電路的原理，及其高可靠性。
  5. Abstract : the switching voltage stabilizer for the transformer substation is presented. th e principle of the main circuit and control circuit is analysed. this switching voltage stabilizer is high reliable

    文摘:介紹一種變電站用的開關穩壓電源，分析其主電路及控制電路的原理，及其高可靠性。
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