激動器 的英文怎麼說
中文拼音 [jīdòngqì]
激動器
英文
stimulator-
Under the incentive of the civil - market demanding such as laser material processing and the military - market demanding such as a new generation of laser weapon candidate and icf, diode - pumped solid laser ( dpsl ) develops rapidly worldwide. as an important application, diode - pumped intracavity - frequency - doubled laser is attached much importance in recent years, but there still remain many problems unresolved completely. in this paper, i have given some abecedarian study results on some of these problems theoretically and experimentally
因工業激光材料加工等民用市場的需求以及慣性約束聚變和作為新一代激光武器候選器件等軍方需求的推動,國際上高功率二極體泵浦固體激光器( dpsl )的研究進展迅速,作為dpsl的一個重要應用,內腔倍頻一直得到大家的重視,但仍有許多未徹底解決的問題和理論上的不完備之處,本論文擬對其中的一些問題作一初步的理論和實驗研究。First, it is compressible and cushiony ; second, it can be transported to a long distance with a little power loss ; the last, its flux and velocity of flow are quite high, so the reaction time of the operators can been considerably shortened. aiming to solve the problems of vibrating machinery such as short life - span, poor cushion and high energy consumption, the writer, on the basis of characteristic of pneumatic mentioned, contrives a set of valve controlled pneumatic vibrator, which has larger output vibrating force and longer life - span with simple structure. then, it is applied to drive a vibrating screen and the result is fairly well
文中針對氣動技術本身的特性及優點,如:可壓縮,具有緩沖性;能耗損失小,便於遠距離輸送;流量大、流速高,執行元件響應速度快等,以解決振動機械在應用過程中的緩沖、能耗以及使用壽命等問題為目的,設計出一套輸出激振力大、結構簡單、使用可靠的閥控氣動激振器,並將其成功地運用到振動篩上,取得了較好的效果。The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。Study on 10 ghz tunable active mode - locking fiber ring la sers
可調諧主動鎖模光纖環形激光器研究Two vibrating motors or vibration generator are installed on the two sides of the screening frame and circumrotates widdershins to make it rotate in - phase in line with in - phase chasing principle, the screen vibrates with beeline, the materials are cast and screened continuously
本系列篩砂機是由兩個振動電機或者激振器安裝于篩框兩側,並反向旋轉,根據自同步追逐原理使其做同步轉動,使篩體做直線振動,物料被連續拋起並被篩分。The paper has founded the model of laser transmission in launch process and the movement model of laser - powered vehicle, and has analyzed the influence on performance of launch system, which was raised by some factors, for instance, the performance of thruster, the attenuation in transmission, the height of mode - transform, the laser power, the air drag force, the launch height, and so on
本文研究了激光推進微小衛星發射系統的概念和性能。建立了發射過程激光傳輸和激光推進運載器運動模型,分析了推進系統性能、大氣傳輸衰減、模式轉換高度、激光器功率、大氣飛行阻力、發射點高度等因素對發射系統性能的影響。On the radiation range of l - 4gw / cm2, the effects of the modulation in intensity, beam aperture, pulse width and intensity of 3 w on tsrs in frequency convector crystals have been analyzed in detail. the interrelated thresholds have been gained by calculating and theoretical evidences have been offered to prevent tsrs from damaging frequency conversion crystals, which will be applied to the engineering design of the laser drivers on high - fluence
光的強度調制、光束口徑、脈寬和強度等因素對諧波轉換晶體中tsrs的影響,並計算得出了一些相關闡值,得到了驅動器工作的臨界狀態,為防止出現tsrs的光損傷提供了理論依據,對高功率激光驅動器的工程設計具有實用價值。The process of flowing in a combustion - driven gas - dynamic co2 laser was studied from theory and experiments in this paper
本文主要針對燃燒驅動氣動co2激光器流場進行了實驗和數值模擬分析。As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations
數值模擬方面,應用三維湍流n - s方程以及顆粒軌道模型描述了激光器燃燒室內部的噴霧兩相燃燒流動過程,兩相之間的質量、能量交換由液滴蒸發模型計算,氣相化學反應速率由arrhnius公式計算,通過耦合求解氣液兩相模型方程,模擬了燃燒室三維流場,得到了燃燒室內的溫度和組分濃度分佈。Stability of passively modelocked femtosecond fiber laser
飛秒被動鎖模光纖激光器的穩定性研究Femtosecond passively modelocked er3 doped fiber ring laser
飛秒被動鎖模環形腔摻er3光纖激光器It is well known that nonlinear self - focusing effect is one of the important factors to limit icf laser energy and worsen beam quality
實踐表明,非線性自聚焦效應是限制icf驅動器激光輸出能量及破壞光束質量的主要因素之一。Rf over voltage protection, laser over heat protection, automatic power control and automatic temperature control to ensure the reliability and stability
射頻過激勵保護激光器過熱關斷保護,自動功率控制,自動溫度控制,確保光發射機工作性The construct of the parts of swing movable teeth reducer is studied, renovating design of eccentric gear, moveable teeth and internal gear is given
探討了擺動活齒減速器中各零部件的結構,從提高傳動效率出發,對擺動活齒減速器的偏心輪激波器、活齒、中心輪內齒圈的結構進行了改進設計。In icf research, the diagnosis of laser - produced plasma is a important area. it is important to research each mechanism of interaction between laser and plasma and verify stimulant program, then to direct designs for driver and target form
對強激光產生等離子體的診斷,是icf研究中的重要領域。它對于研究激光等離子體相互作用的各種機制、校驗模擬程序進而指導驅動器和靶形的設計等方面有十分重要的意義。A number of electromagnetic vibration exciters of a large size have been produced for vibration testing in the aircraft and missile industries.
為了進行航空及導彈工業的振動試驗,已經建造了若干大型電磁式激振器。Theoretical result indicated that the self - q - switching in er - doped fiber laser based on sbs process was feasible in mathematics, and the conclusion has been presented that the dynamic characteristics of output pulse by sbs are effected tinily by the length of er - doped fiber in the system
模擬實驗結果表明利用單模光纖的受激布里淵散射效應可在摻鉺光纖激光器系統內穩定形成自調q過程,同時得到sbs產生激光脈沖動態特性受到摻鉺光纖長度改變量影響不大這一結論。Using operation amplifier to control power of laser emitter
基於斬波自動穩零運算放大器的激光器平均光功率控制The design of the full - automatic core system
無線電臺接收激勵器自動測試系統硬體平臺設計Minyu low head screens are horizontal screens to which an extremely powerful linear vibrating motion is imparted by two unbalanced eccentric shafts and weights. the screens ecciciently handle a large amount of materials. resist clogging, and suit best for classifying small granules. some features of the mlh screen are as follws
振動篩-振動篩是利用電動激振器或偏心軸偏心塊作為振動源,使物料在振動篩篩網上被拋起,振動篩同時向前作直線運動或做橢圓運動及復雜運動,以合理匹配的振動篩篩網達到篩分目的。分享友人