electrical transient 中文意思是什麼

electrical transient 解釋
瞬時產生的不穩定電流
  • electrical : adj. 1. 電力的，電動的，發電的；電氣科學的。2. 令人激動的，緊張的，驚人的。adv. -ly ,-ness n.
  • transient : adj 短暫的，一時的；過渡的；匆匆而過的；易逝的；虛幻的，無常的 （opp lasting permanent）; 【物理...
  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. The main features of the apparatus are focus on small volume, light weight, no iron core, no magnetic saturation and no ferreous resonance, moreover, related advantages such as the large range of transient and frequency response, excellent electrical magnetic compatibility, oil - free configuration, reliable insulation structure, are all the trends of current transformer in the future. meanwhile, it should agree with the future power gauge and digital, computer, automatic relay protection. it will meet the demand of digital power network

    它具有體積小、重量輕；無鐵芯、不存在磁飽和與鐵磁諧振問題；動態響應范圍大，頻率響應寬；抗電磁干擾性能強；無油化結構、絕緣可靠、價格低等優點；是未來電流互感器發展的方向，是新一代電力數字網發展的需要，適應電力計量和保護數字化、微機化和自動化發展的潮流。
  3. Being a method of time - domain electrical magnetic surveying, the transient electromagnetic method ( tem ) can transmit first pulse electromagnetic field to underground making use of loop or electrical source and receive secondary induction field during of the pulse intermission

    瞬變電磁法是一種時間域電磁測量方法，是利用不接地回線或接地線源向地下發送一次脈沖磁場，在一次脈沖磁場的間歇期間，採用不接地線圈接收感應二次磁場。
  4. Point type heat fire detector meets the requirements of gb4716 - 1993. the test itemsinclude electrostatic discharge, radiated electromagnetic fields, and electrical transient bursts

    點型感溫火災探測器應符合gb4716 - 1993標準的要求。檢測項目有：靜電放電；輻射電磁場；電快速瞬變脈沖群。
  5. Electrical relays - part 22 - 4 : electrical disturbance tests for measuring relays and protection equipment ; electrical fast transient burst immunity test

    電氣繼電器.第22 - 4部分:量度繼電器和保護裝置的電氣騷擾試驗.快速瞬變猝發騷擾試驗
  6. Electrical relays - part 22 - 4 : electrical disturbance tests for measuring relays and protection equipment - electrical fast transient burst immunity test

    繼電器.第22 - 4部分:測量繼電器和保護裝置的電氣干擾試驗.電氣快速瞬變猝發抗擾性試驗
  7. Electrical relays - electrical disturbance tests for measuring relays and protection equipment - electrical fast transient burst immunity test

    電氣繼電器.測量繼電器和保護設備的電氣干擾試驗.電器快速瞬間短促消隱脈沖試驗
  8. Electrical relays. part 22 : electrical disturtance tests for measuring relays and protection equipment. section 4 : fast transient disturbance test

    電氣繼電器第22部分:量度繼電器和保護裝置的電氣干擾試驗第4篇:快速瞬變干擾試驗
  9. In order to resolve the question, in the thesis a simulation arithmetic of hydro - electrical system is put up. the equations of hydro - electrical system are divided to two parts, one of which consists of the differential equations of conduit system, hydro turbine and generator ' s rotator and is solved by characteristic equation arithmetic, the other of which consists of the differential equations of generator, magnetic system and grid and is solved by longge - kuta arithmetic or covert integrated arithmetic. through the alternative solving of the two parts, the simulation results of the large - disturbance transient could be abstained eventually

    為解決這一問題，本文提出了一種將水力系統和電力系統方程交替求解的水電系統聯合模擬演算法，即將包括輸水系統、水輪機以及機組轉子等部分的水力系統差分方程作為一部分，將包括同步發電機、勵磁系統以及電網等部分的電力系統微分方程或差分方程作為另一鄭州大學工學碩士論文部分，對前一部分採用特徵線法求解，對后一部分根據模型形式採用龍格一庫塔法或隱式積分法等演算法求解，這兩部分的求解過程交替進行，最終即可得到水電系統大擾動過程的模擬結果。
  10. Road vehicles. electrical disturbance by conduction and coupling. part 2 : commercial vehicles with nominal 24 v supply voltage. electrical transient conduction along supply lines and board network control lines

    道路車輛.連接和耦合產生的電干擾.第2部分:額定24伏供電電壓商用車輛.通過供電線和插件板網路控制線的電瞬變感應
  11. Road vehicles. electrical disturbance by conduction and coupling. part 3 : vehicles with nominal 12 v or 24 v supply voltage. electrical transient transmission by capacitive and inductive coupling via lines other than supply lines

    道路車輛.傳導和耦合引起的電擾.第3部分:公稱電源電壓為12 v或24 v的車輛.通過電容耦合和電感耦合經由非電源線線路的瞬間電傳輸
  12. Integrated fire control equipment meets the requirements of gb16806 - 1997. the test items include electrical transient bursts, electrostatic discharge, and radiated electromagnetic fields

    消防聯動控制設備應符合gb16806 - 1997標準的要求。檢測項目有：靜電放電；輻射電磁場；電快速瞬變脈沖群。
  13. According to the characteristics, it is presented that the realization of choosing the fault line based on the post - fault - transient electrical quantities

    根據故障時暫態信號的特徵，提出了利用故障后信號的暫態高頻分量來實現故障選線的方法。
  14. In these mathematic models, the essential vedables are propulsion motor ' s input voltage, input currefit and outpllt rotate rate and output torque. with these variables, the transient process of torpedo ' s electrical counterrotating propulsion system is studied both in quality and in quantity by computing its mathematic models

    在這些數學模型中，以推進電機的輸入電壓、輸入電流、輸出轉矩和輸出轉速等為基本分析變量，對魚雷電動力推進系統的暫態過程進行定性定量的分析。
  15. Electromagnetic compatibility - testing and measurement techniques - electrical fast transient burst immunity test

    電磁兼容試驗和測量技術電快速瞬變脈沖群抗擾度試驗
  16. Electromagnetic compatibility of letter sorting equipment. immunity technical requirements of electrostatic discharge electrical fast transient burst

    信函分揀設備電磁兼容性.靜電放電和電快速瞬變脈沖群抗擾度要求
  17. Electromagnetic compatibility of small - size post products - lmmunity test requirements of electrostatic discharge, electrical fast transient burst, voltage dips and short interruptions

    小型郵政產品族電磁兼容性-靜電放電電快速瞬變脈沖群電壓暫降和短時中斷的抗擾度試驗要求
  18. Point type smoke fire detector meets the requirements of gb4715 - 1993. the test itemsinclude electrostatic discharge, radiated electromagnetic fields, and electrical transient bursts

    點型感煙火災探測器應符合gb4715 - 1993標準的要求。檢測項目有：靜電放電；輻射電磁場；電快速瞬變脈沖群。
  19. Control and indicating equipment ( c. i. e ) meets the requirements of gb4717 - 1993. the test items include electrical transient bursts ， electrostatic discharge ， and radiated electromagnetic fields

    火災報警控制器應符合gb4717 - 1993標準的要求。檢測項目有：靜電放電；輻射電磁場；電快速瞬變脈沖群。
  20. The transient state of torpedo electrical drive system, caused by torpedo ' s steding, shifting, and the fluctuation of battery voltage, and the change of the resistance in voyage, will influence efltire attitude and stability of the torpedo immediately, as well as every parts of electrical propulsion system. therefore, it is necessary to theoretically analyze the transient state of torpedo electrical power propulsion system

    魚雷電動力推進系統在魚雷啟動、變速及因電池電壓的波動和在魚雷航行阻力變化時而產生的暫態過程都將直接對整個魚雷的姿態和穩定性產生影響，同時對電動力推進系統本身各個組件也將產生不同影響，因此有必要對魚雷電動力推進系統的暫態過程進行一些理論分析。
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