穩態負載 的英文怎麼說

中文拼音 [wěntàizǎi]
穩態負載 英文
steady-state load
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • : Ⅰ名詞1 (負擔) burden; load 2 (虧損) loss 3 (失敗) defeat Ⅱ動詞1 [書面語] (背) carry on th...
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 負載 : [電學] load
  1. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統( pwm )和位置環構成的定位系統中,速度環的參數隨特性;電網電壓;給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 , 2 .因此在設計位置環的離散滑模控制時,必須針對速度環(即位置環的控制對象)的參數攝動范圍採用「對象參數攝動離散滑模控制器的設計方法」 ,以確保系統在參數攝動時的定性和快速、無超調、準確定位的優良動品質.為剖析該設計方法的控制效果,本文作了對比性研究,並將該設計方法用於工業試驗中,取得了滿意的結果
  2. The steady state saturation and transient state saturation of the current transformer are theoretically analyzed and simutated under different burder at secondary side

    針對二次側不同的,對電流互感器的飽和與暫飽和做出理論分析和模擬。
  3. Under the result of the inverter ' s steady sate study, the limitation limited by two factors : the minimum time of opposing voltage and the ajustive range of power factor can be gained. a qualitative analysis method based on energy decomposing is applied to study the initialized energy

    在討論串並聯逆變器工況的基礎上,從最小反壓時間和功率因數調節范圍兩個限制條件,求出允許的運行極限,啟動電路在此極限下能可靠地啟動就足夠了,追求更高的啟動能力沒有實際意義。
  4. Using its two characteristics - fully automatic and rapid, this system can accomplish simultaneous, rapid, stable and repeatable matching with the load impedance, especially the dynamic load impedance ( eg : plasma load ). at the same time, it maintains the reflection coefficient at the desired value ( eg : 1. 2 ) to assure that the microwave transmission is at its best

    此系統可利用它全自動化和快速的特點,實時的為尤其是動(比如:等離子體)提供快速,定,可重復的匹配,自動將反射系數保持到工程理想值,從而實現微波功率的最佳傳輸。
  5. The possible factors including the deviation of temperature in length and breadth of rod, the changes of transfiguration resisting force under the changes of temperature, the adjustment of roll gap, the variation of rolling pressure, the changes of roller speed during dynamic adjusting press, the unmatched of seconds - flux under the dimension fluctuation of the coming sample and so on. the whole system was a closed loop which factors in it interacts each other

    可能的影響因素有:沿軋件縱橫向溫度變化、由溫度引起的軋件變形抗力變化、軋機輥縫值變化、變化、電機調節系統由不定向定過渡過程中軋輥轉速的變化(如咬鋼過程中的動速降后的回復階段) 、來料尺寸波動造成秒流量不匹配等,整個模擬系統是各個因素相互影響關聯的一個閉環系統。
  6. After we apply the design scheme of this paper to a three - phase asynchronous motor, the simulating experiment result indicates that the digital control system realizes the motor ' s stable running and fast response during the start - up and unexpected change in load ; moreover, it realizes the good dynamical performance

    將本文的設計方案應用到一臺實驗用三相異步電動機上,模擬實驗結果表明本文所設計的基於tms320f240dsp晶元的數字控制系統能夠控制電機定運行,啟動及突變時反應迅速,被試電機動性能良好。
  7. In steady and transient state, air temperature field and flow field inside the thermoelectric refrigerator, loaded and no loaded, are calculated by using a cfd software pheonics

    採用pheonics數值模擬軟體,對熱電冰箱的無工作、有和瞬工作時箱內溫度場和流場進行了數值模擬。
  8. This thesis carries out studies aiming at the impact of load characteristics and on load tap changer on voltage stability

    本文針對荷特性和有調壓變壓器對電力系統靜電壓定性的影響展開研究。
  9. Through establishing three mathematics models including the movement equation of the mechanical and electrical transmission system, the control of the load and the sliding in stable status, direct - current - brake of ac motor, this paper ascertained the range of the frequency value of drive motor and the efficiency of transmission system, calculated the efficiency of load motor in stable status and the moment of load motor in braking. this paper completed the design of the mechanical part of inertia brake test platform and provides a tool for the measurement of the inertia brake parameters

    本文還通過建立慣性制動器試驗臺的包括機電傳動系統的運動方程、運行時與轉差率控制、交流電動機直流制動在內的三個數學模型,確定驅動電機的頻率取值范圍和傳動系統的傳動效率,驗算慣性制動器運行時電機軸功率和慣性制動器制動時電機軸力矩,完成慣性制動器試驗臺設計中的機械部分,為慣性制動器各參數的測量提供工具。
  10. But often what is not obvious when reading a manufacturer ' s data sheet is how the initial accuracy of the device is affected by other key device parameters such as line regulation, load regulation, initial voltage error, output voltage temperature coefficient ( tc ), output voltage noise, turn - on settling time, thermal hyste - resis, quiescent supply current, and long - term stability

    但,人們閱讀廠家的數據手冊時,因受諸如(電源電壓)線性調整率、調整率、初始電壓誤差、輸出電壓溫度系數tc 、熱遲滯(系數) 、靜電流和長期定度等參數的影響而使初始精度往往不明顯。
  11. The experiment result shows that conversion efficiency in ccm is improved by 2 percent compared with that in dcm, although the on - resistance of winding in ccm is more than that in dcm. the analysis of open - loop transfer function in both dcm and ccm shows that pull - push hfl inverter at ccm

    微分補償網路的推挽高頻鏈逆變電路在輸出從空變化到額定阻性變化的過程中,逆變電路工作模式從dcm變化到ccm模式,實驗結果表明電路在這兩種模式下都能輸出定的正弦電壓,且具有較高的精度。
  12. The simulation results indicate that the algorithm is suitable for the speed regulation of srm. within a wide speed range the system has a good regulation character and a high precision of steady state, also the system can well constrain the disturbance of the load torque varying

    模擬結果表明,採用本演算法構成的sr電機凋速系統在整個調速范圍內具有良好的調節性能及精度,對轉矩的變化造成的擾動輸入能夠很好的加以抑制。
  13. After the ramp - up period, each workload was maintained at " steady state " for at least two hours

    經過了過渡時期,每一個工作都會保持在「定狀」至少兩個小時以上。
  14. On the base of the fujian power system that has the special configuration of " large power generator with small power system " in 2000, constructs power system models of fujian and fujian interconnected with other parts, does a lot of calculation and analysis and simulation, researches the security mechanism and rule of the fujian special power system interconnected with large power system. the above connection can keep security and stability and can make obvious benefits, but when the transmission power reach to excessive quantity the main power grid will increases interconnected flow - in or flow - out exchange power load. the power operation state tended to instability ; the infirmable interconnection make s the damp infirmable

    本文以2000年前後具有「大機組小電網」特殊結構的福建電力系統為背景,建立了福建電力系統及其與外部互聯的數學模型,開展大量的模擬計算分析,研究了「大帆組小電網」電力系統與大容量電力系統互聯偏弱的安全定性的機理和規律:前述互聯可以安全定運行,取得顯著效益,當傳輸功率達到一定量后,主網架增加了送出或吸收互聯交換功率的,系統運行狀定性水平有所下降的方向轉移;聯絡偏弱使阻尼偏弱,聯絡線小幅低頻振蕩和大幅低頻振蕩易被激發,聯絡線一旦重斷開,系統高周或低調嚴重。
  15. The zero - voltage vector, whose function is to keep the output torque unchanged, is applied to a switching table to minish the ripple of the torque and improve the performance of the steady characteristic of the system

    指出了恆定磁鏈幅值的直接轉矩控制系統在輕時效率不高的缺點。針對這一缺點,提出了根據改變磁鏈幅值的新型直接轉矩控制方法。
  16. This paper presents the three - dimensional nonsteady temperature field equation including transfer of mass and heat, and conditions determining solutions

    為了反映外界溫度和的變化,建立了含有傳質傳熱的三維非溫度場方程及其定解條件。
  17. This model is consist of three stage switchboard, and 8 nodes. this general simulation soft can simulate the stable state and all sorts of transit state ( fault

    該通用數值模擬程序能夠進行的模擬,以及各種暫(故障、突加突卸、並車等)過程模擬。
  18. With the 300mw turbo - generator as an example, the effects of saturation on operational characteristics and the stator and rotor ' s practical dimensions and configuration on the saturated characteristics have been studied ; some work on the grid division strategy considering the practical dimensions and configuration and the precision of the nonlinear finite element equation also has been studied. then the program for calculating and analyzing turbo - generaors " steady characteristics has been compiled and devised

    本文在系統地研究了汽輪發電機運行特性(飽和特性、短路特性、零功率因數特性和u形曲線) 、非線性有限元方程計算精度、定轉子實際結構對飽和特性的影響及計及定轉子實際結構時的剖分策略等問題之後,進一步研究開發了適于不同型號汽輪發電機分析的通用性有限元軟體。
  19. The impact of load characteristics and on load tap changer on static voltage stability is analyzed with the methods based on v - q and v - p curves, and the phenomenon of voltage stability voltage instability and voltage collapse are studied with steady - state simulation. finally the thesis presents the essential explanations of both voltage stability and the mechanism of voltage collapse. xu yonghua ( electrical engineering ) directed by prof

    通過電壓?功率曲線分析法定性分析了不同荷特性和有調壓變壓器對靜電壓定性的影響,並通過靜模擬法從物理現象上研究了電壓失和電壓崩潰現象,最後針對這些現象給出了關于電壓定、以及電壓崩潰的本質解釋。
  20. 4. the theoretical curves v ( f, [ atp ] ) and r ( f, [ atp ] ) under the steady state are compared to experiments when a load acts on the molecular motor, the result is that these theoretical curves accord basically with experiments, which illustrates better the kinetic behaviors of a molecular motor

    將分子馬達拖動時的速度v和隨機參數r隨atp濃度[ atp ]的理論變化擬合曲線同實驗進行了比較,結果表明:擬合曲線與實驗基本吻合,較好地說明了馬達在拖動運動時的各種動力學行為。
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