磁場調節 的英文怎麼說

中文拼音 [cíchǎngdiàojié]
磁場調節 英文
field adjustment
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 場 : 場Ⅰ名詞1 （平坦的空地 多用來翻曬糧食 碾軋穀物） a level open space; threshing ground 2 [方言] （...
  • 調 : Ⅰ動詞1 （配合得均勻合適） harmonize; suit well; fit in perfectly 2 （使配合得均勻合適） mix; adju...
  • 節 : 節構詞成分。
  • 磁場 : [物理學] （傳遞運動電荷或電流之間相互作用的物理場） magnetic field
  • 調節 : regulate; adjust; monitor; measure; take care of; condition; regulation; adjustment; conditioning...
  1. By introduction of two lif layers, the adjustment of the position of thin layer alq3 in the microcavity is achieved and the effect of the coupling strength between the emissive dipole and vacuum electric - field on the emission intensity in ( / 2 - length microcavity is studied for the first time

    在帶有dbr結構的高q值微腔中，觀察熒光壽命變短輻射速率提高的現象。通過使用填充層，來實現對薄層alq在腔中位置的調節，研究了輻射偶極子同光電磁場的耦合強度對輻射強度的影響。
  2. The stator of aceg is connected to the grid and the three symmetrical excitation windings in the rotor are fed by converter. the magnitude and frequency and phase and phase sequence of excitation voltage can be controlled, so the magnitude and position of excitation mmf as well as the speed of rotor can be controlled. therefore, acegs have superior performances by contrast with conventional synchronous generators and induction generators, such as upstanding stability, power generation of variable speed constant frequency ( vscf ), adjusting active power and reactive power independently, and absorbing lag reactive power deeply

    交流勵磁發電機的基本結構與繞線式異步電機相同，其定子側接電網，轉子上採用三相對稱分佈的勵磁繞組，由變頻器提供對稱交流電勵磁，且勵磁電壓的幅值大小、頻率、相位、相序都可根據要求加以控制，從而可以控制發電機勵磁磁場大小、相對于轉子的位置和電機的轉速，使得交流勵磁發電機具有良好的穩定性及轉速適應能力、獨立的有功與無功調節能力和較強的進相運行能力，性能超越傳統同步發電機和感應發電機，因而有著廣闊的應用前景。
  3. By the test of three - dimensional distribution, form character, rotating frequency and magnetic field intensity of rotating magnetic field, it showed that the magnetic field produced is a highly rotating magnetic field and mainly distribute on welding arc region, rotating frequency and magnetic intensity can be regulated through excitation power source

    通過對產生磁場的空間分佈，形態特徵，以及旋轉頻率和場強大小的測試證明該磁場是一個高速旋轉的磁場空間，而且磁場主要集中分佈在焊接電弧區域內，磁場的旋轉頻率和場強大小都可以通過勵磁電源進行良好調節。
  4. To solve the problem that output voltage can not be adjusted of the permanent magnet synchronous machine ( pmsm ), the paper deuelope a new type of machine, the paratactic structure hybrid excitation synchronous machine, describing the structure and working principle of the machine, and anolysing its non - load characteristics, the voltage characteristics and regulative characteristics

    摘要針對永磁同步電機磁場調節困難、輸出電壓不可調的問題，研製了一種新型的並列結構混合勵磁同步發電機，並對其空載特性、外特性及調節特性進行了分析。
  5. For the self - magnetic field mid with relatively simple structure, the stability of self - magnetic field generated by electron flow is obtained by adjusting the diode gap and the delay time of bipolar pulse. under the combined effect of self - magnetic field and electrical field in the diode, stable and dense anode plasma was produced

    對于具有簡化結構優點的自磁絕緣離子二極體，通過調節陰陽極間距保證電子流造成的自磁場穩定形成，同時控制合適的雙極脈沖延遲時間，電磁場共同作用形成了穩定的稠密陽極等離子體。
  6. The power angle characteristics are acquired and compared with the unsaturated curves. it is concluded that the stability limit of the power angle is less than 90 degree. reactive power regulating curves are calculated and compared with those curves when saturation effect is not considered, the result is that u type curves are deviated to the right

    通過對同步發電機各種運行曲線的計算，在已有文獻的基礎上更進一步分析了鐵磁材料飽和以及磁場畸變對同步發電機運行特性和參數的影響；求出了空載特性曲線和零功率負載特性曲線，在不同的電樞電流下計算得到的波梯電抗不同；求出了功角特性曲線，與不計飽和時的功角特性曲線相比較，功角穩定極限小於90 ；求出無功調節曲線，與不計飽和時相比較， u型曲線向右偏移。
  7. The advantage of this method is that, the compensation loop is applied for eliminating the change of toroidal flux produced by the toroidal coils and the adjustable structure can be used to decrease the error signals come from the poloidal field

    該方法的優點是補償線圈有效地消除了縱場線圈產生的磁通變化，而調節機構能降低來自極向場的誤差信號。
  8. In fact, the structure of device decide the output power, efficiency and focusing magnetic. to adjust the parameters of the beam is to research the optimum output power of given structure

    實際上，器件的結構決定了rbwo的輸出功率、輸出效率以及聚焦磁場，調節電子注參數實際上是尋找一定結構下的最優化輸出。
  9. It is found from the experiment that under the conditions of peak magnetic field of 0. 57t, beam pulse fwhm ( full width of half maximum ) of 44ns, a microwave radiation pulse with fwhm 25ns and whole width of 35ns is produced, when the intensity of the guiding magnetic field rises, the peak microwave power changes little but the width of the pulse reduces. the a - k gap also has obvious influence on the microwave radiation, the stable and higher microwave output is obtained under suitable gap

    實驗中還發現，在峰值磁場0 . 57t和束流半高寬44ns情況下，得到了25ns半高寬和35ns底寬的微波脈沖信號，隨著導引磁場增加，微波信號幅值基本不變，但國防科學技術大學研究生院學位論文是微波脈沖寬度會逐步減少;實驗中還發現磁場線圈位置有一定的軸向調節范圍，說明在磁場軸向分佈的一定變化范圍內，器件都可以正常工作，這對以後的永磁場系統導引的微波實驗有利。
  10. 4. this thesis introduces the application of rd - 1005 mrfd in hunan yueyang dongting lake bridge and permanent magnetism adjustable assemblage mrfd in changsha hongshan bridge and changsha liuyang river bridge. the studies on cable vibration mitigation field tests in these bridges are presented

    4 .介紹了湖南嶽陽洞庭湖大橋上安裝磁流變阻尼器的情況，在長沙洪山大橋、長沙瀏陽河大橋全橋拉索上安裝了永磁調節裝配式磁流變阻尼器，並進行了現場拉索減振試驗研究。
  11. Mechanism of the influence of low frequency modulating magnetic field on brain wave rhythm

    低頻調制磁場對腦電節律的影響機理
  12. The design of excitation power source based on principle of three phase step motor and pulse width modulation ( pwm ) technology, intelligent power model ( ipm ) is used for inverter switches, the output ac pulse used as excitation signals. the speed of rotation and magnetic intensity can be changed by regulate the exciting converted frequency and magnitude of exciting current. constant current is achieved by closed loop feed back

    勵磁電源結合步進電機原理與脈寬調制技術，選用智能功率模塊ipm作為逆變開關器件，輸出交流脈沖勵磁信號，以調節勵磁轉換頻率和勵磁電流大小為手段，實現對磁場旋轉頻率和磁場強度大小的有效調節，並通過閉環反饋實現閉環恆流控制。
  13. The hybrid claw - pole alternators have magnetic fields contributed by permanent magnet as well as excitation coil, and the advantages are high efficiency, have good low - speed characteristics, excitation adjustable and high flux densities. for the reason of complex claw - pole construction and 3 - d magnetic field distributions, there is lack of the research on the alternators

    混合勵磁爪極發電機是由永磁體和勵磁線圈共同產生電機磁場的一種發電機，與傳統的爪極發電機相比有高效、低速性能好和集線圈勵磁的電壓調節性能與高磁通密度的優點，具有很好的研究前景和使用價值。
  14. The results show that transformation of transmission mechanism and much higher birefringence can be achieved after nlc - filling. farther, we firstly demonstrate the realization of modulating pbg and modes of pbg - pcfs by changing refractive index filled of filled nlc by virtue of temperature or electric field, and finally tunable

    在此研究的基礎上，首次提出並設計出通過用溫度或者電磁場來調節空氣孔中液晶的折射率來連續調節這種高雙折射光子帶隙光纖中的傳輸帶隙和傳導模式，最終實現的高雙折射可調的光子帶隙光纖。
  15. Analysis of the mathematics model of the field oriented vector - control system, design of the closed - loop pi controller of speed, torque and flux ; studies on the control principle and algorithm of svpwm, and analysis of the two control methods of svpwm. 2

    深入研究了轉子磁場定向矢量控制系統的數學模型，設計了轉速、磁通及轉矩的閉環調節器：對svpwm的工作原理和控制演算法進行了研究，並分析比較了它的兩種控制方式。
  16. This paper studies on used the ac servo system based on ti dsp ( lf2407a ) and the foc and digital signal processing thorem, achieves following results : algorithm. we employ svpwm ( space voltage pwm ) algorithm, improve the efficiency of the electric source, and decrease the harmonious elements. we build the mathematic model of the system and simulate it on matlab platform, dsigne segmented pid regulator to adapt variable speed and widen the speed range. measurement. the velocity and electric current measuring, we adopt multi - sampling - rate and digital filter principles. as more improvements we make, the whole system gets a good results. pc control. the complete controlling system can be controlled remotely. so we develop the pc controlling program.

    採用磁場定向脈寬調制演算法，提高了電源利用率，降低了逆變電壓的諧波，改善了電機的運行特性，降低了對電網的污染；在matlab平臺上建立了交流永磁同步伺服電機和電壓空間矢量脈寬調制控制系統的數學模型，在模擬的基礎上，對傳統pid調節器進行了改進，提出轉速調節器和電流調節器採用分段pid結構，根據給定轉速所處的區間，自動選擇相應pid調節器的參數，拓寬了調速范圍，提高了控制精度。
  17. Now the electrical power system is developing the big and gigantic scale dynamo on the base of saving the energy and reducing the wastage, but on the base of protecting environment, from now on the small and the middle water electric power will be developed, so the auto excitation regulator fit for the small electrical power has the great market potentialities

    雖然目前電力系統從節能降耗的角度正積極發展大型機組、巨型機組，但從積極發展小型電站和增強環保意識的國策上看，今後小水電、中小型熱電廠將大量發展，因此對高性能的實用於小型機組的自動勵磁調節器具有巨大的市場潛力。
  18. As an advanced power generation and adjusting speed technology of a. c motor, a. c excited machines ( acem ) can be applied in power generation using a variable - speed constant - frequency scheme to produce electricity, in a pumped - storage hydraulic power plants, and in high rate variable speed drive fields

    交流勵磁技術是一種先進的交流電機發電及調速技術，可用於變速恆頻發電、抽水蓄能電站和大容量調速場合，能實現電機有功功率、無功功率的獨立調節和功率因數控制。
  19. Though electric system is developing large - scale machine shop in the view of energy saving and reducing waste, small - scale hydraulic power plant and micromidi thermal - electric plant will largely develop because of the national policy of developing small - scale power plant and strengthening environmental protection idea. therefore, the high performance automatic excitation regulator which is applied in small - scale machine shop will have great market potential

    雖然目前電力系統從節能降耗的角度正積極發展大型機組、巨型機組，但從積極發展小型電站和增強環保意識的國策上看，今後小水電、中小型熱電廠將大量發展，因此對高性能的實用於小型機組的自動勵磁調節器具有巨大的市場潛力。
  20. Automatic generator field regulator

    發電機磁場自動調節器
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