整形放大器 的英文怎麼說
中文拼音 [zhěngxíngfàngdàqì]
整形放大器
英文
shaping amplifier- 整 : Ⅰ形容詞1 (全部在內; 完整) whole; all; complete 2 (整齊) neat; tidy; orderly Ⅱ動詞1 (整理; 整...
- 放 : releaseset freelet go
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 整形 : [電學] reshaping; shaping; [冶金學] coning; [醫學] plastic; reforming; true up; profiling; topiar...
- 放大器 : amplifier; pantograph; lawnmower; enlarger; magnifier
- 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
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Delay line oscillator is composed of broadband amprifer adjustable attenuator and saw sensor device. after output signal of delay line oscillator is smoothed, it mixes with 109mhz local oscillation signal. its differential frequency signal is smoothed by low - pass filter trimmed by shaping circuit and processed by digital processing circuit
延遲線振蕩器由寬帶放大器、可調衰減器和聲表面波質量傳感器件構成。延遲線振蕩器輸出信號經濾波后與109mhz的本機晶體振蕩器輸出信號相混頻,通過低通濾波取其差頻,並經整形後由數字信號處理電路處理。The hardware is composed of the selection of sensor, magnifying circuit, filter circuit of multi - plot tracing, shaping circuit, demodulation circuit, peak value holding circuit, and voltage comparing circuit
硬體部分包括傳感器的選擇、放大電路、多點跟蹤濾波電路、整形電路、檢波電路、峰值保持電路、電壓比較電路。Because of the using of interpolation, noise shaping and switching amplification in the digital audio amplifier technology, the power supply modulator is not only much efficient but also behaving good in envelope amplification, this advantage is hard to implemented with conventional technology
數字音頻功放技術是近年發展起來的高效率音頻放大技術,該放大技術採用了過取樣、噪聲整形等數字音頻處理演算法和開關功率放大。採用該技術實現的電源調制器不但具備很高的效率,而且能高指標地放大包絡信號,是常規的電源調制技術無法實現的。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,以及調速器動態特性、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速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、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;調速器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器,實現plc與步進電機驅動器之間數字介面。On top of its conventional activities of signal magnification, reshaping, filtering, sampling, a / d transformation and scale switching, the intelligent sensor system can perform kinds of advanced operations such as on - line storage of parameters, real - time data processing, self - diagnosing of the system and so on. because of its communication interface with pcs, it serves as intelligent plug & play network sensor
它除了能完成對傳感敏感器件的信號進行放大、整形、濾波、采樣、 a d變換及標度變換外,還可實現參數在線存儲、數據實時處理、系統自我診斷等功能,並可以通過其通訊介面與溫室現場總線相接,組成即插即拔的智能網路傳感節點。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器,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、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、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。The signal testing unit examines directly the production parameter - the belt " s velocity and sends out electrical signal similar to sine wave. the signal handling and analyzing unit disposes of the sensor " s output signal by amplifying, plasticisering a / d transforming and measuring and displays it digitally. after the alarming and controlling unit compares the testing signal with the standard one and analyses, it will show the normal production situation or alarm at the abnormal state and control the related equipments if it is necessary
信號檢測單元直接檢測皮帶速度,並輸出近似正弦波的電信號:信號處理與分析單元對傳感器輸出信號進行放大、整形、 a d轉換和計算等處理,並進行數字顯示;預警、報警、控制單元將信號與標準信號進行比較,經分析后顯示正常狀態或對異常狀態進行聲、光預警、報警。This paper is based on the working theory of anti - lock braking system, the properties of fuzzy control, the modelling for vehicle system and vhicle tyre. by using of wheel speed sensor, the gather of wheel speed is practiced by filter, amplier, modifying of wheel speed. based on the wheel slip ratio of abs. given vehicle speed and wheel speed, the wheel slip ratio is computed. the error and error change ratio of slip ratio is obtained by given refering slip ratio. which is the input of fuzzy control which comprises of input fuzzy
本文根據防抱死制動系統的工作原理,模糊控制的性能特點,車輛系統模型及車輪輪胎模型,利用輪速傳感器,對輪速進行濾波、放大、整形等實現了車輪速度的採集。採用基於車輪滑移率的防抱控制理論,根據車速、輪速來計算車輪滑移率。由參考滑移率計算出滑移率的誤差、誤差變化率並作為控制器的輸入變量完成了模糊控制的模糊化、模糊推理、模糊判決。The current in the dac ’ s output can drive the load, and the structure can save a buffer consisted of operational amplifier, so the structure can achieve high speed with no close - loop and feedback in this circuit
該10位分段式電流舵型數模轉換器的輸出端可直接用電流輸出來驅動負載阻抗,省去運算放大器構成的輸出緩沖,整個電路中沒有形成閉環和反饋,因此這種電路結構可以達到很高的速度。The system composition structure includes 8031 single chip computer, signal test ( count sensor and speed sensor ), electrical interfaces ( amplification shaping circuit, drive, relay, 8155 parallel i / o, 8279 keyboard display, d / a converter ) and executive mechanism ( electromagnet and electromotor )
系統組成結構由8031單片機、信號檢測(計數傳感器和測速傳感器) 、電氣介面(放大整形電路、驅動介面、繼電器介面、 8155并行i o介面、 8279鍵盤顯示器介面和d a轉換介面) 、執行機構(電磁鐵和電機)組成。Through analyzing strata ' s absorbtion and attenuation, the specialty of ssf in system - one ( two ) and 24 - bit a z a / d, the scheme to improve the data acquisition system is brought forward including the design of multiple differential spectrum equilibrium filter ( mdsef ) and program control amplifier
通過詳細分析地層的吸收衰減特性, system - one ( two )頻譜整形濾波器及24位a d的特點,對現有採集系統提出了改進方案。其中包括對多級微分頻譜均衡濾波器的理論設計,程式控制型前置放大器的理論分析與設計。Considering all the factors of the force sensor together, such as isotropy indices, generalized amplifying coefficients, physical size and so on, a series of prior data is selected to be as configuration parameter
在綜合考慮六維力傳感器的各向同性指標、廣義放大倍數指標以及傳感器的整體外形尺寸等多方面因素的情況下,選出了一組較優的數據作為傳感器的結構尺寸參數。The signal handling and analyzing unit dispose of the sensor ' s output signal by amplifying, plasticisering, a / d transforming and measuring, then displays it digitally. at the same time, power speech alarm system and speech alarm system, speech alarm system will give alarm, and control the related equipment if it is necessary
信號處理單元對傳感器輸出的信號進行放大、整形、 a / d轉換和測量等處理,並進行數字顯示,同時接通語音報警系統電路,語音報警系統進行相應的預警和報警,在必要時對相關設備進行自動控制。The clock and data pulsation signals from upper sensor heads can be received using pin diode, then, amplified and inverted in logical control unit for the purpose of cpu operation. hereinafter, the digital signal will be delivered into the central processing unit ( cpu ) for related calculation, and meanwhile transmitted to a d / a converter for signal recovery after filter and phase - shift circuit
通過採用pin管接收從傳感頭傳遞下來的時鐘脈沖和數據脈沖信號,並將它們放大整形傳送到邏輯控制單元,產生邏輯控制信號,再將數字信號傳送給d / a轉換器,設計了濾波器和移相器電路,還原出了原始的被采樣信號。Its function is that the weak pulse of the detector outputs are carried on enlargement and reshaping
該放大器的作用是對探測器輸出微弱脈沖進行放大、整形。分享友人