穩態運行 的英文怎麼說

中文拼音 [wěntàiyùnháng]
穩態運行 英文
steady-state operation
  • : 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動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
  • : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
  • 運行 : move; be in motion; run; working; machine run; operation; corotation; propulsion (影片)
  1. In order to deal with it, the concept of limit load under steady working conditions is put forward. it is a feasible alternative method

    本文提出了串並聯逆變器穩態運行重載極限的概念,它是研究啟動極限工況的一種替代方法。
  2. The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed

    本文對空芯動圈式直線同步電動機進了深入細致的研究,內容包括: ( 1 )採用電流模型推導出兩種計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空芯動圈式直線永磁同步電動機的靜推力計算公式,分析靜力?位移特性; ( 3 )建立空芯動圈式直線永磁同步電動機動模擬模型,模擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。
  3. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電機的kron變換和對稱分量變換,建立了系統較精確的數學模型,編制了系統動穩態運行的模擬計算程序分別計算系統的動性能。通過對系統的具體參數進了模擬算和實驗研究,實驗和模擬結果進比較,說明實驗和理論較為一致,並從系統效率、轉矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調速系統加以比較。在此基礎上,對兩相逆變器供電-異步電動機系統使用諧波抑制pwm控制進了研究,由於減少了低次諧波,改善了系統性能。
  4. 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,求出允許的穩態運行極限負載,啟動電路在此極限負載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。
  5. It also builds the mathematic model of all section of vscf ac exited wind power generation system on a - b - b and d - q coordinate system by the coordinate commutation technology. the thesis gives the characteristics of torque, active power, reactive power and the steady - state analysis of it. it proves that the capability of wind generator is determined to slip, the amplitude and phase of rotor voltage, the phase dispatch between stator voltage and rotor voltage

    並分析了交流勵磁風力發電機作變速恆頻時的工作原理,闡述了與同步發電機、異步發電機的不同之處,分析了其能量平衡關系,在坐標變換技術的幫助下,詳細推導了交流勵磁發電機在a - b - c坐標系和d - q坐標系下的數學模型,分析並模擬了其有功和無功特性、轉矩和功率調節特性、穩態運行和機械特性,證明了發電機的性能由轉差率、轉子電壓的相位和幅值、定轉子電壓相位差所決定的。
  6. An operation decision method for multi - stage pumping station system with adjustable - blade propeller pump is presented. it includes optimal water level of individual stage of pumping station and optimal operation method of every pump. the paper describes some mathematical models and decision making technique of multi - stage pumping station

    本文針對大型引水工程整個系統在進入穩態運行后,在各站的抽水流量或首級站進口水位發生變化的情況下及時做出決策,調整各梯級站間的水位,達到整個系統總能耗最小的目的。
  7. Specific issues examined are : compensation for the variation of the stator resistance, the offset error of the dc bus voltage, the voltage error generated by the forward voltage drop the dead time of the switches, improvement of the steady state performance, and the speed sensorless control for the pmsm dtc drive system are of major concern in this thesis

    定子電阻變化,直流母線電壓漂移,開關器件反向相電壓降、逆變器死區時間引起的電壓誤差的補償,提高系統穩態運行性能以及永磁同步電機直接轉矩控制的無速度傳感器方案等問題都是本文研究的重點。轉矩的快速響應是直接轉矩控制演算法的一個卓越的性能。
  8. 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動方程、穩態運行時負載與轉差率控制、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,驗算慣性制動器穩態運行時負載電機軸功率和慣性制動器制動時負載電機軸力矩,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。
  9. Regarding the study of transient operations for buried hot oil pipelines, resulted from changes of throughput and heating temperature, the mathematical model, where the flux between the outer wall of pipeline and soil acts as the coupling parameter, is put forward and one simple and effective method to calculate the flux is also presented in the paper

    摘要通過對因輸量、加熱溫度等因素引起的埋地熱油管道非穩態運行過程的研究,提出了以管外壁與土壤交界處的熱流量作為耦合參數的數學模型,並給出了熱流量的簡單有效的處理方法。
  10. Using direct current generator principle, set up electromagnetic limit speed auto - rotate nozzle stable state operate circuit, mechanics, energy equation

    應用直流發電機原理,建立電磁限速的自旋轉噴頭穩態運行時的電路、力學、能量方程。
  11. At the same time, a novel stator and rotor resistance identification method under steady state is presented in this paper

    此外,針對對稱穩態運行情況,本文提出了一種異步電動機定、轉子電阻辨識方法。
  12. The analytic study on the steady - state performance of the brushless doubly - fed machine

    無刷雙饋調速電機穩態運行特性分析
  13. Reactive power are calculated using the new algorithm. on the basis of analyzing different kinds of control strategies of var compensation, the paper applies the criterion of voltage and var to control switching and illustrates a improved mode of switching capacitor which can prevent the switched - capacitor from the impacting of instantaneous rush currents by means of zero - crossing triggering of scr components, and can realize auto - tracking var and auto - switching shunt capacitor bank. initial operating parameters are stored in information flash memory of the mcu using flash self - programming technique in order to decrease complexity of the circuit and improve stability

    高壓智能無功補償控制器以flash型16位單片機msp430f149為控制核心,採用了一種相角實時測量的新演算法,並在此基礎上計算出了功率因數、有功和無功,減少了算量提高了精度;在分析了各種無功補償控制策略的基礎上,以母線電壓和無功功率復合判據控制投切,並提出一種改進的電容器投切方式? ?暫投切控制晶閘管過零觸發,避免了電容器投切時的電流沖擊;穩態運行時接觸器替代晶閘管,實現無功補償的自動跟蹤和電容器的自動投切,解決了投切時的暫電流沖擊和時可靠的難題;控制器的原始參數採用flash自編程技術,將其保存在msp430f149片內的信息flash中,簡化了硬體電路,大大提高了系統的可靠性。
  14. In this paper, the steady state characteristic of brushless dc motor is simulated and analyzed by using pspice ; the torque - current characteristic is studied and baased on the analysis, a current - measure circuit for torque control is designed

    利用pspice模擬分析方波無刷直流電動機的穩態運行特性,研究了電機的力矩電流特性,並在此基礎上設計了適用於力矩控制的電流采樣電路。
  15. Plain bearings ; hydrodynamic plain journal bearings designed for operation under steady - state conditions ; functions necessary when designing circular cylindrical bearings

    滑動軸承.穩態運行條件下設計用流體動力普通徑向軸承
  16. Based on the tsc reactive compensation equipment, a new low - voltage intelligent controller is designed, which can slove switched - capacitor without instantaneous rush current by means of zero - crossing triggering of scr components, and can realize auto - tracking reactive power, compensating and auto - switching scb. msp430f149 mcu is used as its core controller. it is shown that the algorithm in hand has the vantage of decreasing power loss and lowers of voltage and increasing the distribution system efficiency, for example power factor

    該控制器以msp430f149為控制核心,暫投切控制晶閘管過零觸發,避免了電容器投切時的電流沖擊;穩態運行時接觸器替代晶閘管,實現了無功補償的自動跟蹤和電容器的自動投切,解決了投切時的暫電流沖擊和可靠的難題。
  17. As a result of compound material, there is large difference between the starting rotor parameters and the steaty - state work parameters. big error will be caused if the parameters which are measured by common non - load and locked - rotor tests are used to analyze the starting performance

    由於復合材料的作用,使得復合籠條轉子感應電動機起動時的轉子參數與穩態運行時有較大差異,所以用常規空載、短路實驗測得的參數,在分析起動性能時誤差較大。
  18. Power flow in brushless doubly - fed machine under motor operation

    大型雙饋風機穩態運行特性的模擬研究
  19. The operation characteristics and the limitations under high condition of hps lamps are described. according to these, a new low frequency invert circuit is designed based on current - track in this paper

    針對高壓鈉燈的穩態運行特點以及工作在高頻狀下的缺陷,本文設計了一種低頻的電子鎮流器逆變電路。
  20. The current research on the steady - state operation of grid - connected wind farms is introduced, including the power flow calculation models for power systems which contain wind farms, the analytic methods and models for the static voltage stability of wind farms, the voltage static stability indices and measures to control the voltage stability, the factors influencing the maximum power injection of wind farms and main relevant analytic methods, indices for wind farm scale, and the capacity credit

    摘要介紹了風力發電並網的穩態運行的研究現狀,包括含風電場的電力系統潮流計算及模型,風電場的靜電壓定性的分析方法與模型,電壓靜定性指標和控制電壓失措施,風力發電最大注入功率的影響因素及主要分析方法,衡量發電規模的指標及容量可信度等。
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