transient influence 中文意思是什麼

transient influence 解釋
瞬變影響
  • 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...
  • influence : n 1 影響,感化 (on; upon)。2 勢力,權勢。3 有影響的人物[事物],有權勢的人。4 感應。vt 1 影響。2...
  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 influence of pss on transient power system stability

    對電力系統暫態穩定的影響分析
  3. The influence of stray inductance in the module circuit to turn - off transient over voltage of igct has been investigated systematically, the surge current calculation has been done by simulation, and the short circuit failure once occurred in experiment has been analyzed by computer simulation, reproduced the breakthrough failure happened in experiment by means of simulation

    充分利用計算機模擬的優勢,詳細分析了模塊電路雜散電感對igct關斷過電壓的影響,進行了短路浪涌電流計算,對試驗中發生的短路故障進行計算機模擬分析,重現了試驗中出現的誤觸發貫穿短路故障現象。
  4. The influence of the initial conditions comes into play only through the transient part.

    初值條件的影響只通過暫態部分來實現。
  5. Buddhism in late ming : transient brilliance and deep influence

    短暫的輝煌與深遠的影響
  6. Transient analytical method of vane forcing response under stator - rotor wake influence

    尾流激振情況下葉片強迫響應瞬態分析方法
  7. Analysis results of histogram statistics and section electron microscopic scan technique, are that fracture feature of the cracks of the hbbb is similar and the crack is multi - source strain fatigue one. internal defects of the cast, such as impurities, gas holes, etc, are the main causes for early cracks. the contrast analysis of static strength, model and transient respond on three structures with fem proves that geometrical stress concentration in partial area has influence on early crack, also

    利用直方圖等統計方法和電鏡掃描技術對該抱軸箱體裂紋分析的結果是:抱軸箱體的裂紋斷口特徵相近,裂紋性質屬于多源性低周疲勞裂紋,鑄件中的夾雜、氣孔等內部缺陷是導致過早裂損的主要原因;利用有限元法對該抱軸箱體三種結構的靜強度、模態和動態響應對比分析,證實了局部幾何性應力集中對過早裂損也有一定影響。
  8. The influence of electric transient process on speed regulation quality

    電氣過渡過程對轉速調節品質的影響
  9. Thermal fluctuation of resistance in rl serial circuit influence on the current transient process

    串聯電路中電阻熱漲落對電流暫態過程的影響
  10. Transient influence electricity test 12kv

    瞬態感應電測試: 12kv
  11. Influence of pulse duration and interaction length on transient sbs induced damage

    誘導的激光超聲破壞效果的影響
  12. Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given

    分上橋和下橋兩種情況,考慮車路耦合和橋面沉降坡差的影響,對車輛通過設和不設搭板的路橋過渡段時「人?車?路」系統的相互作用用拉普拉斯變換法進行了動力響應分析,得到了人的加速度及路面對車的垂直作用力隨時間的變化曲線、人的加速度最大瞬態振動值和路面對車的最大作用力,分析了車輛的行進方向、速度和載重,橋面沉降坡差和搭板長度等車和路各參數對計算結果的影響,並編制了相應的計算程序。
  13. Along with the development of power system, more and more generators and ehv transmission systems are put into operation. there come many new situations, such as the lengthening transmission distance, the heavier load, the increasing transient elements during the transient process. these new conditions influence the correct working of relay protections

    隨著電力系統的不斷發展,大容量發電機組和超高壓輸電系統的相繼投入運行,系統中出現了許多新的情況,如輸電距離增大、負荷加重、故障暫態過程中的暫態分量大大增加、持續時間變長等,這些情況對目前常用的各種繼電保護方法的正確動作會產生許多不利的影響,甚至不能正常運行。
  14. The influence of induction - motor ration on the problem of transient stability is discussed. the case of henan provincial power system using actual load parameters is studied. comparative results show that the influence of dynamic load characteristics on the stability of power system is important and profound

    模擬計算了在暫態穩定問題中,負荷感應電動機比例對極限切除時間的影響,採用實測的三階感應電動機負荷模型來進行河南全網的穩定計算,並與以往使用的近似的負荷模型計算結果進行比較。
  15. Several transient simulation programs have been developed based on the models above, and were put into practice of the transient simulations of following : ( 1 ) autoregulation on water height of the fore bay in single pump station, and the influence of governor parameters ; ( 2 ) autoregulation on output of adjustable - blade pump in single pump station, and the influence of governor parameters ; ( 3 ) on - line autoregulation on flow equation of multilevel pump stations system

    本文應用上述方法編制了過渡過程模擬程序, ( 1 )進行了單級泵站中轉槳泵在線自動調節泵站前池水位的動態模擬計算,並對調節參數的影響做了比較研究; ( 2 )進行了單級泵站中轉槳泵在線自動調節泵輸出流量的動態模擬計算,並對調節參數的影響做了比較研究; ( 3 )進行了多級泵站中轉槳泵在線自動調節輸水系統流量平衡的動態模擬計算。
  16. The calculation of hydraulic friction in transient flow and the influence of hydraulic friction to transient

    瞬變流摩阻計算及摩阻對水力瞬變的影響
  17. The influence of air conditioners on the problem of transient stability is discussed, mainly putting emphasis on the restarting of air conditioners after voltage ' s comeback

    簡略分析空調負荷對電網的影響,其中主要是空調在電壓恢復后的重啟對電網的影響。
  18. In the experiment of testing instantaneous characteristics for circuit breaker, the transient current exists in the experimental circuit because of the closing making angle, which has serious influence on the testing precision

    斷路器進行瞬動特性試驗時,由於合閘相角的原因,試驗電路中會產生暫態電流,暫態電流的存在對試驗精度產生嚴重的影響。
  19. The influence of transient soft terrain on vertical vibration of vehicle

    松軟路面突變性對車輛垂向振動的影響
  20. With development of high - speed missile imaging detection aero - optical effects, certain accomplishments on theoretical analysis have been obtained. the laboratory test system needs to be built to vertify the correctness and validity of theory. at the same time, to study the transient influence of high - speed flow on image transmission, an aero - optical effect experiment of wind tunnel is needed furtherly on the foundation of the transform of wind tunnel, in order to use the researching accomplishment of aero - optical effects in the aero - optical distortion image adjustment evaluation

    隨著高速導彈成像探測氣動光學效應機理研究工作的深入開展,在理論分析上取得了一定的成果,需要搭建實驗室試驗系統來驗證理論的正確性和有效性,同時為了較真實地研究高速流場對圖像傳輸的瞬態影響效應,需要在風洞改造的基礎上進一步進行氣動光學效應風洞試驗,期望將獲得的氣動光學效應研究工作成果用於氣動光學畸變圖像校正效果的評估。
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