driving frequency 中文意思是什麼

driving frequency 解釋
策動頻率
  • driving : adj. 1. 推動的，起推動作用的。2. 【機械工程】傳動的；主動的。3. 猛沖的。4. 精力充沛的，有上進心的；（監工等對工人）苛刻的。5. 駕駛的，操縱的。
  • frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
  1. This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective

    本論文針對傳統伺服控制系統效率不高、元件壽命短、抗污染能力差、驅動系統效率低、存在流量及壓力脈動等缺陷，利用先進的交流變頻調速技術改變液壓泵轉速的容積調速新方法，提出了在液壓系統中加一個定差減壓閥的新思路，較好地解決了液壓伺服系統存在的上述問題。
  2. One is based on vco, and the other is based on frequency divider. the advantages and disadvantages of them are discussed in the thesis. furthermore, a method of realizing dead time changeable circuit is given, which makes the designed driving circuit have more latitude when it is used

    此外，論文還設計了兩種驅動信號產生電路，一種基於vco ，另一種基於振蕩器和分頻器，並對比了兩者的優缺點;給出了一種死區時間可變的電路實現方案，使所設計的驅動電路使用時具有更大的靈活性。
  3. This controllable compound excitation is suitable for the small moveable power station driving by internal combustion engine, the land or marine generating sets for the industrial frequency power of moving force or lightening also can be used for power generator in other stage

    該相復勵發電機適用於由內燃機拖動組成移動電站、陸用發電機組、作為動力或照明的工頻電源，亦可用於其它場合作為電源發電機。
  4. Influence of driving voltage frequency on sm - pdp

    驅動電壓頻率對蔭罩式等離子顯示屏的影響
  5. We developed the power system of electric drill based on dc - ac. the system use the technique of spwm frequency cowersation control. it changed th d. c provided by trolly wire of d. c motor into stable a. c adopted igbt and driving circuit adopted high speed module of exb840

    針對當前我國煤礦電鉆電源的使用現狀，提出研製dc - ac變換的電鉆電源系統，該電源系統直接利用spwm變頻控制技術，將井下直流電機車的架空線所提供的直流電轉變成頻率是50hz的1 . 27v的穩定交流電。
  6. A new kind of driving circuit is designed, it realizes driving and frequency tracking of usm

    本文研究並設計了一種新型的驅動電路，用以實現超聲波電機的驅動和頻率的自動跟蹤。
  7. It is studied that the formation mechanism of taylor bubble and its control method in gas - liquid two - phase flow, which affects the pressure balance and mechanical driving efficiency in the flow of petroleum engineering. experiments show that the formation of taylor bubble in gas - liquid two - phase flow is due to the intensive congregation and amalgamation of small bubbles driven by void fraction waves and that the highly turbulent flow is able to restrain this formation. thus, the flow regime transition may be checked by increasing the flow turbulence and controlling the disturbed frequency

    對大管徑氣-液兩相流動中嚴重影響壓力平衡與機械驅動效率的段塞流生成機制和控制方法進行了研究，實驗證明段塞流的形成是由於空隙率波的大幅度增長使氣泡高度集中，並形成聚並所致。強湍流運動可以抑制taylor泡的形成。因此，通過強化湍流或控制擾動頻率可以對氣泡聚並起明顯的抑制作用。
  8. Principal conclusions were drawn as the following : the non compatibility of pressure or velocity of the gas on both sides of the contact surface is the cause of the formation of shock wave ; the heating effect of reflective shock wave to driving gas during charging or exhausting process is the internal mechanism of peak oscillating effect, and all the factors that influence the formation and the running of the shock wave will influence the peak oscillating frequency, cooling effect

    主要結論如下：熱分離機內激波形成的原因是射氣瞬間接觸面兩側壓力和速度不相容；峰值振蕩效應的內在機制為反射激波對充氣階段的驅動氣或低溫排氣的加熱，凡是影響激波形成及運動的因素都將對峰值振蕩頻率、冷效應及熱效應產生影響；當充、排氣時間比為0 . 1763時，最佳射流激勵頻率出現在高階峰值振蕩頻率上。
  9. Smart materials and structure have definite requirements of sensor components and driving components, for example, they can adhere well to the matrix and have higher strength, fatigue strength, more broad scope of frequency response and faster response speed, etc. piezodielectric ceramics have characteristic of easily preparing, heat - resistance, wet - resistance, high strength and broad scope of frequency response, etc. furthermore, it has piezoelectric effect and inverse piezoelectric effect, namely it can produce electric potential energy when it is transformed by mechanical strength and its mechanical dimension can be transformed when voltage is put on it

    壓電陶瓷能與基體材料很好結合，具有制備容易、耐熱、耐濕、強度高、頻響寬等特點，另外它具有正壓電效應和逆壓電效應，即當它受到機械力變形時，能產生電勢，對它施加電壓時，能改變其機械尺寸，因此它在智能材料結構中既能用作傳感元件又能用作驅動元件。
  10. Through the controls of geometric dimension of micro - nozzle and driving frequency to obtain the volume of droplets in the grade of pico to femto litre, which is applicable to make high density micro - array

    通過微噴嘴幾何尺寸控制和驅動頻率控制獲得從飛升到皮升級樣點體積，可以用於製作高密度的微陣列。
  11. Combined with the graph correlating the first resonance frequency with driving point location, the method localizes the crack by monitoring a jump in the graph

    結合裂紋梁第一階諧振頻率與驅動點位置關系曲線，利用曲線上出現的突變點，準確地識別了梁的損傷狀態和裂紋損傷位置。
  12. No frequency other than the driving frequency will satisfy the equation of motion.

    除策動頻率外，沒有一個頻率能夠滿足運動方程。
  13. In section one, we analyze the mechanism of lwi gain, and study the effects of the rabi frequency q of the driving field, the injection rates ratio rb / r ~, the exit rate r0, the decay rates ~ and rab between atomic levels, as well as 3 incoherent pump rate r on the gain without inversion, dispersion and population difference of the system. in section two, we discuss the effects of the detuning of the driving field and the probe field on the gain

    在第一節中分析了無粒子數反轉激光增益產生的機制、研究了驅動場的rabi頻率、粒子注入速率比值r _ b / r _ c 、粒子退出速率r _ o 、能級間的自發衰減速率r _ （ c - b ） 、 r _ （ a - b ）和非相干泵浦速率r對增益、色散和粒子數差的影響；第二節討論了驅動場和探測場的失諧對無粒子數反轉激光增益的影響。
  14. A new drive circuit for igbt is designed. it features high switching frequency, high driving power, simple - structure and reverse - turn - off

    論文中還設計了一種新型的igbt驅動電路，它具有開關頻率高、驅動功率大、結構簡單且具有負壓關斷的特點。
  15. Firstly, the driving characteristics of high frequency power mosfet and parameter computation of drive circuit are introduced briefly. then the useful and reliable drive circuit is designed

    首先簡要介紹了高頻功率mosfet的驅動特點以及驅動電路參數的計算，然後根據實際情況選擇並設計了實用可靠的驅動電路。
  16. The author holds that, for the operation in urban mass transit, it is beneficial to design by stages, especially to determine the train - frame and driving frequency in the initial - stage, the short - term as well as the long - term separately

    對于軌道交通的運營組織，採取分期設計很重要，尤其是應分別確定初、近期和遠期的車輛編組和行車密度，這有利於抗風險設計。
  17. Now the driving system of cmf works in the analog mode. the operation principle of the driving system is analyzed, various driving signals are compared from power consume, feasibility, and driving frequency. then several kinds of driving circuits are studied in this paper

    本文分析這種驅動系統的工作原理，並且從能量的觀點、實現的難易程度、對高低頻振動管的驅動等方面比較了各種波形的驅動信號，本文還研究幾種驅動電路，以產生相應的驅動波形。
  18. The sandwiched films with the structure of 2. 5um / 2um / 2um and 2u m / 2um / 2 u m have been prepared by covered - module method. gmi effect will be studied in deposited and annealed samples with variation of magnetic field, driving frequency and current

    用掩膜法制備了每層厚度為2 m和2 . 6 m的三明治膜，將研究退火前後樣品的gmi效應，包括隨磁場、驅動頻率、交流幅值的變化。
  19. By comparing the flow fields of microjet under different working parameters, the law of jet strength changing with driving frequency was obtained

    通過對作動器不同工作參數下流場的對比分析，得到了驅動頻率對微射流形態的影響。
  20. In the study of oled performance under ac - voltage driving, we also found the performance of oled is largely impacted by driving frequency and duty ratio, the frequency around 50hz and duty ratio around 50 % is most fit for oled

    交流驅動的頻率和占空比對oled器件各方面的性能都有很大的影響，當頻率為50hz左右，占空比為50 %左右時， oled器件的性能為最佳。
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