調速器放大器 的英文怎麼說

中文拼音 [diàofàng]
調速器放大器 英文
governor amplifier
  • 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...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • : releaseset freelet go
  • 放大器 : amplifier; pantograph; lawnmower; enlarger; magnifier
  • 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
  1. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了等比例長孔式混合控制空燃比;通過提高壓縮比來彌補動力性的損失;以動力性為主控目標,對最功率點、最扭矩點、中等轉、最低轉點所對應的發動機轉做了點火特性的調節;通過空燃比的合理控制,直接改善發動機的動力性、經濟和排指標;作為對缸內燃燒過程的理論分析,進行了燃燒特性的實驗測試;對原汽油機和新開發的液化石油氣發動機,進行了外特性和部分負荷特性以及怠的排及噪聲對比性測試。
  2. Progress on a long pulse relativistic klystron amplifier

    長脈沖相對論調的初步實驗研究
  3. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加度計及其測試技術的發展歷史和現狀,液浮擺式加度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置、帶通濾波、交流、相敏解調、脈寬調制、頻標電路以及力矩電流發生等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  4. The magnetic field requirement of the sth harmonic gyroklystrons over cyclotron resonance masers ( crms ) would be reduced by a factor of s relative to operate on the fundamental cyclotron frequency, so that the amplifier could be applied to highly mobile millimeter wave radar systems

    基於電子迴旋諧振脈塞原理工作的諧波迴旋調的工作磁場強度是基波的1 / s ( s是諧波數) ,因而能適用於機動性較高的軍用毫米波雷達系統。
  5. Investigation on s - band long pulse relativistic klystron amplifier

    波段長脈沖相對論調的實驗研究
  6. Characteristic study of output cavity in gyroklystron amplifier

    迴旋調輸出腔的特性研究
  7. The main results are presented. second, the theoretical analysis about electron beam and wave interaction is presented. base on the theoretical analysis, numerical simulations of electron beam and wave interaction in gyroklystron were done

    二、通過採用自洽非線性信號理論方法,在理論分析和高頻計算的基礎上對迴旋調注-波互作用進行了數值計算。
  8. Gyroklystron amplifier is a novel high - power millimeter - wave coherent radiation source. as a result of high - power capability and high - efficiency and moderate bandwidth advantages, gyroklystron amplifiers have received a great deal of attention in recent years for a variety of applications including high - power radars, electronic counter systems and the next linear collider etc. specifically in twenty years later, there was much developments on gyrotron

    迴旋調是一種能夠在毫米波段獲得高功率、高效率及一定帶寬的新型毫米波相干輻射源,因其在高功率毫米波雷達、電子對抗、定向能武、材料處理和加等領域的重要應用前景,在國際上受到了廣泛的重視。
  9. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,解析的研究了電子束在相對論調調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  10. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高計數以及相應的外圍整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動,實現plc與步進電機驅動之間數字介面。
  11. Cool wall wizard dreaming to automatically download various colors wallpaper to work intensely all day into your computer, no longer feel monotonous and boring ; extremely rich in the network wallpaper, the 12 classification, support manually download new wallpaper ; intelligent frame rapid trimming technology, adaptive various popular display size ; timing can be manually or replacement of desktop wallpaper, different timing of the transformation also supports random transform mode ; circle player in the process, support the insertion of local wallpaper, wallpaper and local networks of pictures that turn ; to hide / show desktop icons, wallpaper and user - friendly viewing ; since the launch set to boot, the first time you gave surprise ; cool wall wizard provide three kinds of styles console skin ( white fashion, classic black, gray and elegant ) ; wallpaper borders can set the color to the background transparent desktop text

    雪狐酷壁精靈自動下載各類絢麗的壁紙,讓整天對著電腦埋頭工作的你,不再感到單調、無聊;極豐富的網路壁紙庫,十二分類,支持手動下載新壁紙;智能邊框快切邊技術,能自適應各種流行的顯示尺寸;可以定時或手動更換桌面壁紙,提供不同變換時間的選擇,還支持隨機變換模式;循環播過程中,支持插入本地壁紙,實現網路壁紙和本地圖片的交替顯示;可隱藏/顯示桌面圖標,方便用戶觀賞壁紙;允許設定開機自啟動,第一時間就給你驚喜;酷壁精靈提供有3種風格的控制臺皮膚(白色時尚、黑色經典、灰色典雅) ;還能設置壁紙邊框的顏色,讓桌面文字的背景透明。
  12. The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics

    採用霍爾元件作為缺陷漏磁檢測傳感,獲得管道軸截面漏磁場切向分量的漏磁信號;研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法;分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性,研究了漏磁信號的小波去噪方法。
  13. Sum - of - gradient - magnitude measure is chosen to adapt all images with different enlargement according to analysis of focusing measures ’ character. for 3d bond targets, it is explained that why focusing window should be placed accurately. efficiency of the whole system is ensured by analyzing shift of focal plane when enlargement ratio is changing

    為了保證快採集到鍵合件的清晰圖像,通過對調焦評價函數特徵的分析,選擇能夠適應各個倍數顯微圖像的梯度作為系統的自動調焦評價函數;針對三維件說明了調焦窗口正確置的原則和必要性;分析了變倍過程中聚焦平面位置的變化規律,提高了自動調焦的效率。
  14. Based on these foundations, we give a perfect scheme of the bbo opos : single pass amplification coefficient of the opg under different pump intensity is calculated ; collinear type - i and type - ii phase matching tuning curve pumped by the q switch nd : yag various harmonics as well as noncollinear type - i tuning curve are calculated in details ; the effect of the walkoff for the nonlinear effect coefficient and the group velocity matching are analyzed ; the acceptance angle in parametric process is calculated ; the numerical threshold of the bbo opo is calculated ; the process of the saturation and depletion of the pump beam are analyzed ; the relationship of the conversion efficiency and reflectance of output mirror are discussed ; various linewidth controlling methods are discussed ; the improvement of the beam quality applying the unstable cavity is discussed ; and the crystal bbo design is considered

    在此基礎上,給出了一整套bbo - opo激光參數設計方案:計算了不同泵浦強度下的參量倍數;詳細計算了在nd : yag調q激光各次諧波泵浦條件下的共線類和類相位匹配的調諧曲線,以及非共線類相位匹配調諧曲線;分析了走離角對非線性系數和群匹配的影響;計算了參量過程的允許角;計算了bbo - opo的理論閾值條件;分析了飽和與泵浦光束的消耗過程;給出了轉換效率與超過泵浦閾值的倍數的關系;討論了轉換效率與輸出鏡反射率的關系;討論了線寬控制的各種方法;研究了利用非穩腔改善光束質量的方法;考慮了bbo晶體的設計。
  15. As for the tv transmitter of uhf of which the power grade is above 10kw, the valve power amplifier such as the electron tube, klystron and iot are widely adopted in high - frequency linear power amplifier

    功率等級在10kw以上的uhf (特高頻)電視發射機,其高頻線性功率普遍採用電子管、調管、感應輸出管( iot )等電真空管件。
  16. Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically

    本文在原有vxi總線四通道計數模塊的設計基礎上,通過對原模塊缺陷的分析,採用一些新的技術和新的電子件來重新設計該計數模塊:採用最新的fpga技術來提高數字電路的集成度,將原模塊中的所有數字電路全部集成在fpga晶元中,這樣不僅能節約成本,還能提高電路的可靠性和測量精度;採用高的數字信號處理( dsp )取代原有的單片機作為協處理,來接收vxi發來的各種命令,分析命令、執行命令、協調模塊各部分的工作以及對數據的處理;採用轉換率更高的比較晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號,能極提高測量頻率的范圍;採用d / a轉換晶元和隔離運算得到隔離通道所需的比較電平,該比較電平值能夠根據實際需求進行設置,能增強模塊的使用靈活性。
  17. The main design work as follow : four biomedical analog signals input channels " design ; the design of at89c51 microprocessor system which can change the sampling rate ; the dma interfacing circuit design by which the sampling data enter the computer ; the interfacing circuit design between pc and signal amplifier, and the reliability and anti - interference design of this system, etc

    具體設計內容包括:四路生物醫學模擬信號輸入通道設計;以at89c51為核心的可實現采樣率程式控制調整的微處理系統設計;采樣數據進入pc機的dma介面電路設計; pc機與生物信號之間聯系的介面電路設計;以及系統的可靠性和抗干擾設計等。
  18. This analogue measurement amplifier specially developed for very fast and accurate force measurement is used to adjust the output signal of strain gauge force transducers to make it suitable for information devices or a connected control system

    這款模擬測量是特別為快準確的力測量而設計的,可以調節應變測量力傳感的輸出信號,使之適應信息設備或所連接的控制系統。
  19. Sure, memory s cheap these days, but with several java applications running on a machine, even a big machine can be slowed down by constant memory paging

    當然,現在內存是便宜,但是當有幾個java應用程序同時在一臺機上運行時,即使是也可能由於持續的內存頁面調度而度。
  20. C ) to create the pwm signal that drives the new high speed on / off valve, the currency pwm - confection of intel 80c 196mc is used, and the voltage, power magnify electrocircuit that used for the actuater ' s dynamic application is chosed and designed

    應用intel80c196mc中的通用pwm調制輸出,產生驅動高開關閥的pwm信號,選擇和設計了適合驅動動態應用的電壓、功率電路。
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