調制器元件 的英文怎麼說

中文拼音 [diàozhìyuánjiàn]
調制器元件 英文
modulator element
  • 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...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
  1. The load current is handled directly by the controller through semiconductor switching devices.

    負荷電流由調通過半導體開關直接控
  2. On the base of the familiarity with the working capacity of every unit the section is one of the main content of the task including the debugging motor servo amplifier servo controller and the whole hardware system ( 5 ) programming on the base of the above work, programming to control the system with mint

    系統硬體部分的調試。在熟悉各工作性能的基礎上,通過大量的實驗,找到正確的連接方法,使硬體系統正常工作。這一部分是本課題的主要內容之一,主要包括對電機、伺服放大和伺服控調試,以及對整個硬體系統的訝試。
  3. The analog signals are regulated to satisfy the system and analog - to - digital converter ( adc ) ; dsp is the core part and is connected with adcs, a controller of ethernet, a rs - 485 bus transceiver, a can bus transceiver and a clock. the real - time data is disposed by dsp and is transferred to the upper computer when the alarm is happened

    模擬信號調理模塊對輸入的信號進行調理,以達到系統和模數轉換( adc )采樣的要求; dsp作為系統的核心部,外擴了adc 、以太網控、 rs - 485總線收發、 can總線收發和時鐘晶, dsp對實時數據進行處理,當報警發生時將實時數據通過以太網上傳給上位機。
  4. In this dissertation, correlative research of longer - term voltage stability have been carried out, including some slow dynamic elements, such as on - load tap changer ( oltc ), maximum excitation limiters ( mel ), etc. the effects of these slow dynamic elements on the course of voltage instability or collapse are revealed from the point of view of time - domain simulation

    本文基於pss e程序中的擴展動態模擬模塊,對考慮有載調壓變壓( oltc ) 、最大勵磁限等慢動態的中長期電壓穩定進行了相關的研究,從時域模擬的角度揭示這些慢動態在電壓崩潰過程中所起的作用。
  5. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感在兩主軸方向的靈敏度大致相同,敏感採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感結構參數進行了計算,並利用有限法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調處理,然後通過解調輸出與加速度成正比的電壓信號。
  6. The control method was introduced and the hardware of the controller was designed. the controller uses the 89c52 and 89c2051 as the main control unit and produces the on and off and angle signal of each phase. combined with protecting signal and current chopping signal, it can control the igbt on and off

    介紹了srd的控方式和本系統所採用的控策略,對控的硬體電路進行了設計,控以89c52和89c2051雙cpu為主控單,採用模糊調節,發出相通斷信號和角度信號,並和電流、電壓等保護信號以及斬波信號相結合,實現對主功率的通斷控
  7. And, this thesis return as to it ' s measure to measure the proceeding error margin the analysis, and was analyzed by error margin the enthalpy different laboratory matchs the gb / t 7725 - 1996 standard, can be used for measuring the making the cold and making the heat ' s ability, the consuming, the cop, the breeze deal under the steady state or not steady state of air condition of diagraph room, and it can also test the influence of the four channels change to the face valve and and the electronic expanding valve to the whole function of the air condition

    而且,本論文還對其測量量進行誤差分析,經誤差分析該焓差室符合gb t7725 - 1996標準,可用於測量房間空調穩態及非穩態製冷能力和熱能力、工耗、 cop以及空調室內機組的風量,並能測試四通換向閥、電子膨脹閥等控對空調整體性能的影響。
  8. The object to study in this paper is the electric heat reservoir boiler, which is used to supply heat water and bask for the resident population. the use of the system define the character of the output medium with the lower request on quality and parameter, at the same time, it ask the boiler should has the higher character on the respect of the cost, reliability, economy, and so on. hence, the paper carefully design and study the system for the choice and design of the boiler core heating componet, the lay of the heat exchanger, the working status of the heat reservoir equipment, the adjustment and control mode of to supply heat water. the study work mainly include underside some contents, forexample : 1. to confirm the heat medium parameter to adapt the requirements of the most of the heating equipments and to design the instruction of the boiler and heat reservoir as simple as possible

    圍繞上述原則,本文從電熱鍋爐核心加熱的選型及設計、換熱面的布置、蓄熱設備的運行工況、供熱的調節方式以及控方法進行了較細致的研究和計算,具體研究工作有以下幾個方面: 1 .根據使用要求,確定適用於多數採暖設備的熱介質參數,設計在結構型式上盡可能簡單的鍋爐和蓄熱; 2 .對製造加熱電熱管的各種材料進行了對比和分析、在結構尺寸上進行了仔細的分析和計算,根據實際使用條給出合理的設計,使其具有較高的可靠性和使用壽命; 3 .對不同換熱面布置形式進行傳熱分析。
  9. In this paper, a simple and practical circuit for laser diode modulation is presented, the principle circuit and the principle of choosing component are given, at last, application in sine wave modulation in non - cooperative target phase shift laser rangefinder is introduced

    本文介紹了一種簡單有效的半導體激光調電路,給出了電路原理圖,的選擇原則,最後介紹了在非合作目標相位式激光測距系統中實現正弦調的應用。
  10. Based on remaining the dismantling and loading, we make full of the equipped instrument, and fall the whole cycle into three modules : speed - adjusting module, pressure module and multi - execution instrument module. we must compile the related plc control program and pc control program, and redesign the control cabinet and re - fix the electric cycle. we complete the auto - control of the hydraulic experiment table through the loading and recapitulate debugging

    在保留其可裝拆性的基礎上,我們充分利用現有液壓實驗臺的液壓,對其基本迴路進行重新組合,分為調速、壓力和多執行迴路三個模塊,並編可編程式控程序和上位機數據採集程序控迴路動作,重新設計該實驗臺的電氣控櫃,並進行現場接線和安裝調試,實現所有教學必須實驗迴路的自動控
  11. This distributed system was consisted of three layers. the first layer is data acquisition and control circuit units which are primarily composed of single - chip microcomputers, cplds and designed according to the standards of nim modules so as to attain the acquisition and control of the data of multi - parameters and to make this kind of nim to be able to communicate directly with upper pc computers. the second one is pc computers which are used to respond and control the multi units of data acquisition and control

    這種分散式系統分為三級,第一級數據採集控以單片微機和cpld ( complexprogrammablelogicdevice )為主,按照nim插的機械和電氣標準設計,完成多參數數據的採集控,解決了傳統nim系統不能和計算機互連的問題;第二級是pc微機,負責協調和控多個數據採集控;一、二級構成一個獨立的子系統,可以完成多參數及相關量數據的採集和處理。
  12. Through describing the space sampling process of ccd, the composing factors of modulate transfer function ( mtf ) of ccd integral sampling process are analyzed. meanwhile, an effective method to analyze the mtf of discrete sampling image system is put forward and is used to analyze and compare mtfs of sub - pixel image system and singlechip ccd system. as a result, definitions of ccd optical transfer function ( otf ) and optical mtf are presented and effective methods to measure ccd mtf are brought forward

    本文通過對ccd空間采樣過程的描述,詳細分析了ccd積分采樣過程調傳遞函數的構成要素,提出了分析離散采樣成像系統調傳遞函數的有效方法,並用該方法分析比較了亞像成像系統與單片ccd系統的mtf ,給出了ccd光學傳遞函數( otf )和光學調傳遞函數( mtf )的定義,提出了檢測ccd調傳遞函數有效方法,採用幾種不同測量方法測定了tdiccd的調傳遞函數,並進行了比較分析。
  13. The controller uses the tms320f240 of ti company as the main control unit, adopts pi digital adjusting and pwm controlling, produces turn - on and turn - off signal of the igbt, combining with the protection current and voltage

    該控以ti公司的tms320f240為主控單,採用pi數字調節及pwm控,並結合電流、電壓保護,實現對主功率的通斷控
  14. This difficult task of adjusting oil pressure, and adjusting to variable driving conditions is handled completely by the ecu, and allows the transmission to extract the maximum performance out of an engine - making this a revolutionary automotive transmission

    調整油壓的艱難任務和調整多變驅動條完全由電子控( ecu )控,並允許變速工作到超過發動機的最高性能? ?使得這是一個具有革命意義的自動變速
  15. It is composed of thirteen functin ? components including two 3 - db y - junction power splitter, two directional couplers, two waveguide attenuators and one polarizer of waveguide itself. the prominent feature of the device is that it has a beat detection function with respect to the single y - branch mioc device, and it plays an important role in improving the inertial - grade and the high precision steady - aim system because of the beat detection function. farthermore it has direct influence on the improvement of the high flexibility, shockproof and overload - resistance for the steady - aim system

    的工作波長為1 . 3 m ,集分束、合束、起偏/檢偏、相位調、波導吸收等十三個功能單於一體,除了單y多功能集成光路具備的功能外,它還具有拍頻檢測功能,因而對提高慣導級和高精度穩瞄系統起著重要的作用,並直接影響著穩瞄系統的高機動性、抗沖擊力和過載能力的提高。
  16. In this system, mean velocity pipe is applied to transform the air velocity signal into pressure difference signal, and then the pressure difference signal is input into pressure difference transmitter to realize the transform of the pressure difference signal from non - electricity signal to electric current, and through the resistance in the corresponding sampling circuit the electric current is transformed into voltage signal ; the thermocouple is used as the primary element to realize the transform from temperature signal to the voltage signal ; under the control of communication agreement module, diversified voltage signal is transported into computer by way of a / d conversion module, and then the monitoring software compiled beforehand is transferred to deal with all the voltage signals relatively, the result of which is conveyed to relative interface to display

    該裝置具有三個特點:一是採用表面式測溫方法,有效地減少了的維護與損耗;二是採用工業控計算機及信息就地採集、數據總線傳輸的方式,充分利用計算機和數據自動採集方面的技術,實現各種參數的在線測量,監測指標全面,能與dcs系統聯用,具有技術先進性和一定的前瞻性;三是採用顯示配工業觸摸屏的顯示方式,為現場運行人員提供了簡單、易學、方便的操作模式。本裝置自2001年8月投入運行以來,有效地幫助、指導運行人員進行燃燒調整,對于鍋爐和機組的安全、經濟運行發揮了重要作用。
  17. The microprocessor is used to realize digital control as flip plus of the scr. the ic chip sa866ae of mitel company is utilized as the low frequency signal generator of the system. furthermore in the zero - current detection circuit, use the photocoupler gaalas ired and photo ic to detect zero - current, furthest shorten the commutating " died region ", prevent the current from distorting

    設計中採用單片機控可控硅的觸發脈沖,實現數字化控,並利用mitel公司的三相pwm交流電機脈寬調sa866ae ,成功研製了交-交頻中的低頻信號發生裝置,效果良好;此外利用用光電檢測進行系統零電流的檢測,盡可能地縮短換相死區,防止電流發生畸變,成功地解決了原有低頻電源系統中存在的兩大難題。
  18. In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given

    從光路、光學的自行設計到理論分析計算,初步建立了一臺實驗系統;採用abcd矩陣法結合collins公式計算了四通式單光柵展寬的展寬量,並模擬了相關參數對展寬比的影響,對實驗具有指導意義;評價了再生放大和多通放大的優缺點,對放大過程中通常忽略的放大自發輻射現象( ase )進行了分析,並提出了相應的解決方法;針對放大過程中出現的增益窄化和增益飽和現象,對輸入種子脈沖提出了一種新的分段頻率調函數,實現了對增益窄化效應和增益飽和效應的共同抑;提出了系統的材料(包括放大介質和光路中的普通介質)正是融合高階色散的來源。
  19. Its control precision must fit a certain extent standard. now, proportional hydraulic valve which developed from the general hydraulic valve is applied in ali kind of control scopes. it uses proportional electromagnetic iron to change the electron signal into mechanical signal instead of the manual adjuster or general switch electromagnetic iron

    現在工業生產中得到廣泛應用的比例液壓閥多是在普通液壓閥的基礎上,採用廉價而可靠的比例電磁鐵作為電-機轉換,把電氣控信號轉為機械信號,以代替原閥內的手動調或普通開關式電磁鐵。
  20. In this dissertation, a boa - type waveguide optic switch with double - heterostructure gaas / gaalas has been researched. gaas - based integrated optical devices have good temperature, good anti - radiation and optical - transmission characteristics, and also have wide transparent range of wavelength. they can also be integrated on a chip with optical active devices and electronic devices, such as semiconductor laser, optical modulation, optical amplifier, pin, and so on

    基於gaas材料的集成光學不僅具有良好的光傳輸特性、溫度特性、抗輻射能力和其較寬的透明波長范圍,還有望進一步實現晶與光源、光調、光探測和半導體光放大等其它光電以及集成電路的單片集成;採用gaas gaalas雙異質結材料製作的光開關可以得到較低的開關電壓,而且採用gaas gaalas異質結材料的光傳輸損耗很小。
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