conduction current 中文意思是什麼

conduction current 解釋
傳導電流
  • conduction : n. (用管對流體的)引流;【物理學】傳導,導電;【生理】神經脈沖的傳導。
  • current : adj. 1. 通用的,流行的。2. 現在的,現時的,當時的。3. 流暢的;草寫的。n. 1. 水流;氣流;電流。2. 思潮,潮流;趨勢,傾向。3. 進行,過程。
  1. The results of the tests were that : current two metal layers wave - guide film on columned ferrites was replaced by multi - function gradual films which improved the influence of rheotaxis to some extent. so the wave - guide films of ferrites were good to meet to the micro - wave conduction and driving consumption

    主要結果如下:用多層梯度功能膜代替了現有的雙層鐵氧體金屬波導薄膜,在一定程度上改善了趨肽效應的影響,使得鐵氧體波導薄膜在微波傳輸和驅動功耗上達到比較好的結果。
  2. Skin effect is current conduction along only the outer surface of a conductor at high frequencies

    趨膚效應是指在高頻下僅通過導體的外表面進行傳導的電流。
  3. Furthermore, both current in - situ conductivity test data interpretation methods and gshp design methods are based on models that only consider heat conduction. therefore, the groundwater flow may impact the results of in - situ thermal property of soil, and then the ghe size, and make the short - time economics of gshp comparatively unattractive consequently

    此外,由於現場對巖土熱物參數的測試及分析也都僅考慮了熱傳導的影響,這勢必影響現場測試結果的精度,最終又會引起換熱器大小的變化,使土壤源熱泵的經濟性受到挑戰。
  4. Furthermore, this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor, torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode, 180 conduction mode and self - synchronous svpwm mode respectively. the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles

    對準正弦波反電動勢無刷直流電動機在120導通方式、 180導通方式和自同步svpwm三種控制方式下的轉矩脈動系數、轉矩電流比等方面進行了全面的分析與比較,模擬研究和實驗結果表明,當反電動勢的平頂寬度小於107電角時,採用自同步svpwm控制方法可以在不損失轉矩電流比的基礎上,更有效地抑制電磁轉矩脈動。
  5. The system exhibits fast response for the load current disturbance and the system always operates at discontinuous conduction current mode so that no slope compensation is required and high efficiency will be achieved when driving 4 leds. the design and analysis of sub - block circuits are provide in the thesis where band gap reference, oscillator, current sensing and over current protection, led load current

    本文完成了各個單元電路的分析與設計,著重分析了帶隙基準源、振蕩器、采樣和過流保護、負載led電流控制和開負載保護五個子電路,對其餘子電路也作了簡要分析。
  6. Two kinds of nonlinear conduction behavior for polymer based conducting composites can be : one is the irreversibly electrical nonlinearity taking place in extreme conditions owing to application of high voltage or current ; the other one is reversibly electrical nonlinearity occurring in moderate conditions due to application of small bias or current

    摘要導電填料復合材料的非線性導電行為可分為兩大類,即在高壓或強電流作用下發生不可逆非線性導電行為,以及在低壓或弱電流作用下的宏觀可逆非線性導電行為。
  7. In simulations, all important phenomena, such as non - neutral sheath widening near cathode, cathode electron emitting, current channel migrating to the load side of the plasma, ion accelerating toward cathode and magnetic insulation of cathode emitting electrons etc, have been observed and depict the internal physics of this device. also presented is the influence of cathode emitted electrons on phenomena in the conduction processes of pegs. the simulation results show, without cathode emitted electrons, rapid magnetic field penetration takes place only in region near the cathode, with cathode emitted electrons, magnetic field penetration takes place in all plasma region

    診斷發現了陰極表面非中性鞘層的形成、陰極電子發射、電流通道的漂移、等離子體離子加速以及陰極電子磁隔離等物理現象,揭示了這一斷路器件的物理機制;分析了陰極電子對peos導通過程中的物理現象的影響,模擬結果顯示:忽略陰極電子作用,磁場滲透現象主要出現在陰極表面區域,考慮陰極電子作用,磁場滲透現象出現在整個等離子體區域。
  8. For ionic materials a net motion of charged ions is possible that produces a current ; such is termed ionic conduction

    對于離子型材料來說,帶電荷離子的凈運動可以產生電流,這被稱為離子導電。
  9. The gap formation process, in the last stages of conduction phase of high density ( 1015 / cm3 ) pegs, is examined by pic simulation. in simulations, evolution plots of plasma and current streamline are used to analyze the mechanism of gap formation

    利用粒子模擬程序,對高密度( 10 ~ ( 15 ) cm ~ 3 ) peos導通電流最後階段真空鞘層的形成過程進行了模擬研究。
  10. The main work lists as following : 1 on the condition that cfrc is an macroscopically isotropic material, the governing equations of electric and thermal conduction for the inspection were established ; the current density and joule heat distribution around several kinds of flaws were investigated 2 by fem, the process of inspection was simulated ; the current density, joule heat and temperature distribution were also investigated, and the simulation results were contrasted with experimental data

    主要工作為: 1 、將機敏混凝土合理假定為宏觀各向同性材料的基礎上,建立了檢測過程中的熱、電傳導相關的控制方程;並研究了幾種不同缺陷周圍檢測過程中的電流密度、焦耳熱分佈規律。 2 、通過有限元方法對機敏混凝土的電熱場進行了模擬分析,研究電流密度、焦耳熱分佈及試件表面溫度分佈變化規律並與實驗所得試件表面溫度場進行了對比分析研究。
  11. With respect to a bipolar transistor, the condition in which the gate current equals or exceeds the value necessary to provide full emitter collector conduction

    就雙極型晶體管而言,其門電流等於或超過必要的值,使發射極集電極充分導通的一種狀態。
  12. The ideal bemf waveform of bldcm is trapezoid with 120 ! platform width. in the 120 conduction mode, the stator current is not ideal due to the stator inductance, and the torque ripple occurs

    理想的永磁無刷直流電動機的反電動勢的波形是120平頂的梯形波,在三相六狀態120導通方式控制下,電流由於電機定子電感的存在而不是理想方波,因此產生了換相轉矩脈動。
  13. With the conduction property of the triggered thyristor and the intellective numerical controlled frequency reduction of the triggering pulse by mpu, we can divide alternating current into several complete sinusoidal waves to supply some loads. it can be made as a controller or a pcb ware, which is suitable for the air conditioning, machine tool and various instruments that require electric power or rotate speed adjustment

    利用晶閘管的觸發導通特性,用單片機對觸發信號進行智能數字降頻,可在交流電中切分出部分完整的正弦波形供負載使用,可以單獨做成一臺控制儀器或者作為一個控制電路板用於需要電功率和轉速調節的空調、機床以及各類儀器設備中。
  14. Conduction part of electric current

    電流傳導部分
  15. With the finite - difference method, self - consistent solutions for the possion ' s equation, injected current density, carrier concentration, optical field and thermal conduction equations have been realized to study the thermal - field properties, the coupling of electricity, thermal and optical - fields, and the influences of n - dbr and double oxide - confining regions on the characteristics of vcsels

    本文建立了一個直接耦合的準三維理論模型,通過有限差分法求解泊松方程、載流子擴散方程、熱傳導方程和光場方程的自洽解,研究了vcsel的熱場分佈特性,並實現了電、熱和光場的耦合,同時考慮了n - dbr及雙氧化限制層對vcsel特性的影響。
  16. Abstract : this paper describes the thermal effects of a coaxial rf - excitedco2 laser , based on the balance equations of electron density and energy , current continuity equation , and heat conduction equation. depende ncies of the spatial distributions of gas temperature on some discharge parameters arediscussed

    文摘:通過求解放電等離子體中的帶電粒子密度和能量的平衡方程、電流連續性方程以及熱傳導方程,研究了同軸射頻( rf )激勵co2激光器中放電混合氣體的溫度效應,分析了有關放電參數對溫度分佈的影響。
  17. In charter iii, the author designed a set of direct current bias and a schematics for measuring signal, by which the character of conduction of the laser plasma in electrical field caused by bias was studied

    第三章中本文作者自己設計了一套直流偏壓裝置及信號測量裝置及方案,從激光等離子體在偏壓電場作用下的導通特性測量,研究了偏壓對激光等離子體空間膨脹過程的影響機理。
  18. There are many kinds of tactile sensors based on resistance, piezoelectricity effect, pyroelectricity effect, capacitance, magnetic conduction , etc. this paper reviews the current development of tactile sensing technology at home and abroad, and points out their advantages and disadvantages

    本文介紹了國內外觸覺傳感器技術發展的現狀,並介紹了一些典型觸覺傳感器的設計方法,分析了它們各自所具有的優點和所存在的缺點。
  19. Compare to the operation under the dcm mode, the power switches of the inverter under the ccm mode has lower peak current and rms current, so the efficiency can be improved. as the synchronous rectification strategy can reduce the conduction losses of the rectifier, and also due to the zvs realization of all synchronous rectifiers, the

    採用非互補導通控制,在ccm模式下由於功率管電流峰值和有效值的減小,逆變器變換效率較dcm模式下有所提高;另外, ccm模式下,反激逆變器採用同步整流控制,減小了整流二極體的導通壓降,並且電路中同步整流管可實現零電壓開通。
  20. By collecting and filing all data information reflecting the conduction of children development plan, analyze the current situation and development trend of children ' s development ; evaluate the effect of conducting this plan ; monitor and encourage carrying on the related polices

    通過搜集和整理反映兒童發展規劃執行情況的各項數據資料,分析兒童發展現狀和趨勢,評估本規劃的實施效果,監督和推動有關政策措施的落實。
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