控制進動率 的英文怎麼說

中文拼音 [kòngzhìjìndòng]
控制進動率 英文
command rate
  • : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • : 進構詞成分。
  • : 率名詞(比值) rate; ratio; proportion
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. This paper describes the components and structure of advanced signaling system : automatic train control system ( atc ), analyzes the function and classification of its three subsystems : ats, atp and ato, with emphasis on currently widely adopted atc system - quasi - moving - block signaling system, which works on coded digit track circuit, and discusses the operating principles of coded digit track circuit and the features of train control of quasi - moving - block signaling system

    信號系統是確保城市軌道交通列車運行安全及提高運營效的關鍵設備。本文詳細討論了應用於城市軌道交通的先的信號系統? ?列車運行自系統( atc )的組成和結構,對其三個子系統:列車自系統ats 、列車自保護系統atp 、列車自運行系統ato的功能和分類行了詳細分析和比較。
  2. Bx - scc2 is the machine specially designed for photovoltaic industry , which is used to automatically cut the solar - cell interconnect ribbon

    Scc2採用了上海博顯實業自主知識產權的單板計算機系統、檢測系統和高級步電機驅器,功能和裁切效達到了國際先水平。
  3. Wl - fa2000 double units laminator is the newest and highest intellective full automatic laminator, use intellective numbers meter control the temperature, you needn ' t do any other operations during it ' s working, import the hydraulic pressure mode, excellent calefaction 、 refrigeration elements, two - double designing, use water and air cooling mode, so that effective improve the working efficiency and better effect, it ' s diploid more quickly than wl - fa1000 laminator

    Fa2000型雙塔層壓機是最新研製出的高效智能型全自層壓機,溫度採用智能化數碼儀,工作時不需要行任何操作,壓力採用用口液壓加壓方式,優質的加熱、散熱元件。
  4. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採用單片機實現了混合式直流直線步機的開環數字;利用v f變換和復合鍵方法實現了系統轉速等參數的數字設定;利用細分技術保證了電機運行的平穩性,並行了波形分析和理論研究;採用單片機軟體降速策略解決直線步電機行程末端的機械沖擊問題;同時對主功電路、驅電路和系統保護電路行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步機上行了全面測試。
  5. Early speed control systems on turbine all adopted pure mechanical hydraulic speed control systems, which had intrinsic defects. for example, the percentage of delay is large, dynamic regulation characteristic is bad, control accuracy is low, the operation is cockamamie, the running and maintenance are not convenient, and so forth. in order to solve these problems, it is necessary to substitute a completely new, advanced speed control system for previous mechanical hydraulic one

    早期的汽輪機調速系統均採用機械純液壓調速系統,機械液壓系統具有固有的缺陷,如遲緩大、態調節品質差、精度低以及操作繁瑣、運行、維護十分不便等,解決這些問題均要求採用一種全新、先調節系統來取代原有的機械液壓式調節系統。
  6. Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type

    液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、功耗、壽命、成本、驅電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏轉范圍等等。液晶光開關、光偏轉器、光掃描器已經開始應用於光纖通信的實驗系統中。液晶類器件應用於光通信的唯一重大缺陷,是其響應速度目前只能達到微秒級或亞微秒級,不過,在不涉及到碼型碼的空間光束捕獲、掃描、偏轉、方面,液晶器件完全可能入實用化。
  7. In the next place, by studying the change of the resonant frequency of the whole system, this paper designs the circuit to track the resonant frequency of the system by cd4046 mainly. at the same time, in order to improve the efficiency and get better dynamic capability of the converter, we choose pll and fuzzy control after comparing the pll circuit, fuzzy circuit and pll ? fuzzy control circuit. in the end, this paper brings forward the control blue print to realize the drive control circuit of the high frequency converter, using the dsp chip as the key part to realize four routes of pwm drive pulses with dead band of the control system

    其次,通過對整個系統諧振頻變化的分析和研究,設計了以鎖相環cd4046為核心的鎖相環電路,同時,在綜合比較鎖相環、模糊以及模糊和鎖相環復合三種演算法的基礎上,行了系統模擬,得出採用復合可使跟蹤電路既具有鎖相環路較好的穩態性能,又擁有模糊較好的態性能,系統魯棒性能好,同時也提高了逆變器的效
  8. This paper presents a method that chopping wave is done by switch devices which consist of three - level resistance regulating module and intelligence power module ipm, and which realizes constant - current discharge of storage battery. to achieve the intelligence control of the drive protection and the discharge process of ipm, the paper designs circuit formed by igbt threshold drive pulse pwm signals. ipm fault - blocking protection circuit and microcomputer 80c196. the devices can accurately control the 0 ~ 150a discharge current and the discharge time of the storage battery and calculate the releasing power

    實現蓄電池恆流放電過程智能是蓄電池放電裝置發展的必然趨,本文提出了一種通過三極電阻調節模塊和由智能功模塊ipm為開關器件行斬波從而實現蓄電池恆流放電的方法。為達到對ipm的驅保護和放電過程的智能,文中設計了igbt門極驅脈沖pwm信號形成電路和ipm故障封鎖保護電路及由單片機80c196為核心的微機器。本裝置能夠對蓄電池行0 150a放電電流及放電時間的精確及釋放容量的計算。
  9. 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系統效不高、元件壽命短、抗污染能力差、驅系統效低、存在流量及壓力脈等缺陷,利用先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。
  10. 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-液兩相流中嚴重影響壓力平衡與機械驅的段塞流生成機方法行了研究,實驗證明段塞流的形成是由於空隙波的大幅度增長使氣泡高度集中,並形成聚並所致。強湍流運可以抑taylor泡的形成。因此,通過強化湍流或可以對氣泡聚並起明顯的抑作用。
  11. Based on calculating and comparing with the transmission ratio, transmitting efficiency and power flow of the transmission plans in the controllable initation planet gear device referred in the literatures, the best reasonable solution was confirmed which can reduce the device dimensions and improve the transmission efficiency

    摘要在對已有文獻提出的可行星齒輪減速裝置傳方案從傳比、傳及功流向等方面行計算與比較的基礎上,確定了能夠使減速器裝置的整體尺寸小、外形美觀、傳高的最合理方案。
  12. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電機的kron變換和對稱分量變換,建立了系統較精確的數學模型,編了系統態及穩態運行的模擬計算程序分別計算系統的態和穩態性能。通過對系統的具體參數行了模擬運算和實驗研究,實驗和模擬結果行比較,說明實驗和理論較為一致,並從系統效、轉矩脈及兩相逆變器電容的影響等方面與各種逆變器和單相異步電機組成的變頻調速系統加以比較。在此基礎上,對兩相逆變器供電-異步電機系統使用諧波抑pwm行了研究,由於減少了低次諧波,改善了系統性能。
  13. The cooling system for engine adopted hydraulic drive and control technology to control the speed of the fan : the chip adjust the control - current of the proportional value, which used in the engine cooling system, to control the speed of the fan. and the size of the control - current is according to the coolant temperature, coolant temperature change rate and target temperature. as for as the hydraulic cooling system we used a motor to drive and control the fan ’ s work or stop according to the temperature of the hydraulic oil

    該系統的特點及其實現的功能為:電液混合驅方式改變了工程機械冷卻裝置驅方式單一的缺點,發機冷卻系統採用了電液比例技術風扇轉速;單片機可以根據冷卻液溫度、冷卻液溫度變化和目標冷卻液溫度調節液壓驅系統中電液比例閥的電流,液壓油的流量,即可以實現冷卻風扇轉速的連續調節;液壓油冷卻系統採用了電機驅,然後由單片機根據液壓油的溫度機的起和停止。
  14. We did some analysis about the relativity between the vibration and the noise of the wheel. after the testing of the first line of guangzhou underground, we found that the existing wheel damper has nothing to do with the noise of wheel less than four thousands hz. compared of different contributions of the tread vibration and the web vibration on sound level of railway noise

    在實驗過程中,改了對車輪的激振方式,利用單擺激振提高了激振力的精度;實驗分析了車輪阻尼器的結構、安裝方式及其力學參數對車輪阻尼器降噪效果的影響;也分析了車輪振與噪聲的相關性;現場測試廣州地鐵一號線的噪聲特性,確定了車輪阻尼器所要的頻范圍;對比分析不同激振情況下,踏面徑向振與輻板軸向振對噪聲聲壓級的貢獻比例。
  15. The system is based on chopper constant current drive technique, according to the top level design idea, adopting advanced specical subdivision control integrate circuit and powerful function 80c196kc to organize the system frame, desiging the minimum system of single - chip microcomputer, multifunction i / o interface circuit, relay switch circuit, keyboard and display circuit, multifunction digital setting interface circuit and so on, utilizing the hso and hsi interface circuit which are owned by this single - chip microcomputer exclusively and its powerful command system to realize dual - degree switch control, automation orientation, automatically searching zero position, locking machine when stopping, frequency to set digitally, automatically adjusting speed through changing frequency, swithing subdivision or squarewave control, on the basis of above, the system also have the function of running according to the setting steps and the frequency, voltage and current to display through the led, etc

    系統基於斬波恆流驅技術,按照頂層設計思想,採用先的專用細分電路和功能強大的80c196kc單片機來組建系統構架,設計了單片機最小系統、多功能i o介面電路、繼電器切換電路、鍵盤顯示電路和多功能數字設定介面電路等,利用該單片機獨有的hso和hsi介面及其強大的指令系統,實現了雙余度混合式步機的余度切換、自定位、零位自搜索、停機鎖定、數字化頻設定、自調頻變速、細分方波切換,在此基礎上,該系統還設有按預置步運行、 led頻電壓相電流顯示等功能。
  16. By using for reference, in theory, simply introduced the basic working principle of the secondary adjusting hydrostatic transmission system, the basic controlling rules of secondary regulation, and the most radical controlling rules such as rotational speed, torque control and power control etc. by analyzing theory and studying, check - uping the motion parts of secondary element and constructing the control system ; and setting up the topmost rotational speed control system ; designing and completing the software of date processing and system control

    通過參考相關的資料,從理論上介紹了二次調節靜液傳系統原理,二次調節系統的基本規律,簡要介紹了最基本規律如:轉速、扭矩和恆功等。在理論分析和研究的同時,對二次元件的運部件的檢測和系統行構建;組建了二次元件最高轉速系統;設計並完成了數據採集和系統軟體;同時,對二次元件系統和特性採用pid行計算機模擬研究。
  17. In the control loop, the phase - lock loop was used to trace the operating frequency, the vibrating - amplitude loop was used to control the driving influence, the compensate control loop was used to adjust balance, and the measuring loop was used to measure. with the simulation charts of various subsystems, the system parameters were designed

    迴路中,利用鎖相迴路來追蹤工作頻,用振幅迴路來力,用補償迴路調節平衡,用感測迴路行感測,並且利用各分系統的模擬圖設計出系統參數。
  18. With the aid of these blocks, it is convenient and flexible to make up different kind of automatic - controlled simulating system and so to accomplish different kind of automatic adjusting task. this paper is focused on the construction of the simulation model of ccs by using the contrived control section model. the ccs employs advanced direct energy balance control strategy and can simulate different running patterns such as turbine following boiler pattern, boiler following boiler pattern, etc. two independent control loops : power control and frequency control, are used in the contrivance of deh and they are separately corresponding to the normal condition and the abnormal condition

    本文利用開發的環節模塊,著重建立了協調系統的模擬模型,該協調系統採用了先的直接能量平衡策略,並能模擬機跟爐、爐跟機、機爐協調、手以及定壓和滑壓等運行方式;開發的功頻電液系統模型採用了功和頻兩個獨立的迴路,能夠在機組正常運行和啟停時對汽輪機
  19. In this dissertation the author firstly gives a brief report on development of mobile ip and research on mobile ip, then analyses mobile ipv4 and mobile ipv6 in detail, such as function - based constituents, working process and control messages. in addition, we discuss the commons and difference between mobile ipv4 and mobile ipv6. finally the thesis make a deep research on all kinds of invasion in mobile ip network, then author employs the " routing mechanism security " standpoint to provide a new security solution

    最後深入地分析了移ip協議在安全方面所面臨的威脅與對策,並從ip路有機安全的角度提出了一種新的移ip協議擴展方法,對協議中的三個報文行了擴展,引入了新的擴展項,使之即可已提供強的認證服務,同時又具有較高的協議效和擴展性。
  20. The research and the application shows that the resonator geometrical parameter has effect on its resonant frequency, and the one dimension ( 1 - d ) model can predict the frequency accurately. therefore, if an engine intake noise spectrum is known, one can design a helmholtz resonant silencer to control the intake noise

    一維軸向傳播理論能夠準確預測共振腔的共振頻,從而為正確設計出針對發氣噪聲頻特性的helmholtz共振型氣消聲器提供依據,達到有效氣噪聲的目的。
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