sampling circuit 中文意思是什麼

sampling circuit 解釋
采樣電
  • sampling : n. 1. 取樣（品），取標（本）〈指行動或程序〉。2. 樣品，標本。3. 剽竊拼湊歌曲。
  • circuit : n 1 （某一范圍的）周邊一圈；巡迴，周遊；巡迴路線[區域]；迂路。2 巡迴審判（區）；巡迴律師會。3 【...
  1. Compared with primary second sampling a / d converter, it realizes digital feedback by digital circuit and does n ' t adopt high accuracy d / a converter with complex technology and high price. it has many excellent qualities, such as high - integration, high - accuracy, widely used, low - price. it can be widely used in test and measure system, scientific instrument, iatric instrument, automatic test system etc. so popularizing this new type a / d converter has very significant meaning

    與原有的兩次采樣a / d轉換器相比，用數字電路實現數字反饋可不用技術復雜、價格昂貴的高準確度d / a轉換器，具有集成度高、準確度高、適用性強、價格低等優點，可廣泛應用於測量測試系統、科學儀器、醫療儀器、稱重儀器、自動測試系統等。
  2. The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality

    而浸漆乾燥工藝作為電機、變壓器等電氣設備的修理、製造中的重要環節之一，對乾燥過程的質量要求有一定的特殊性。該文從乾燥爐的結構分析入手，聯繫到工廠的實際情況分析了結構功能缺陷和控制功能缺陷，提出了熱風循環乾燥的概念，同時，選擇了較為先進的a d板卡、熱電阻信號調理板等專業化智能卡，運用數字pid控制技術，構成了一個較有特色的計算機控制系統。此外，該文還從保證乾燥品質量的角度，採用智能化交流模塊和自製采樣調壓電路的方法，提出了在線檢測產修品的絕緣電阻的方法和手段，以確保企業產品質量不斷提高。
  3. At the same time the principles of triggering pulse to the three - phase thyristors is discussed, and a way using monostable multivibrator to produce the pulses has been given below. the hardware control system based on tms320f240 is designed, which includes sampling circuit, protective circuit, phase - compensated circuit and so on

    對三相晶閘管控制電抗器的觸發脈沖產生原理進行了分析，採用單穩態觸發器實現六相觸發同步；設計了以tms320f240為控制核心的硬體控制平臺，包括采樣電路、保護電路、六相觸發同步等外圍電路。
  4. According to the requirements on the system, this thesis accomplishes the design of the system ’ s hardware platform to realize channelization while evaluating the a / d sampling circuit and validating the functions of the hardware platform

    在此基礎上，結合系統需求，完成了系統中通道化處理模塊的硬體平臺的設計，同時對a / d采樣電路進行評估，對硬體平臺進行功能性的驗證。
  5. Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter

    硬體電路的設計主要分三大部分來實現：激勵源電路部分，由分頻電路和頻率合成電路組成，產生頻率穩定的激勵信號以確保檢測任務的正常進行；傳感器變換電路部分，由放大電路、濾波電路、檢波電路、鑒相電路和數據採集電路組成，主要將電渦流傳感器檢測線圈檢測到的信號變換成只含有被測信息的離散信號，易於后續電路處理；由dsp晶元構成的微處理系統，主要完成檢測系統的數據擬合、顯示及與主機通信等功能。
  6. The signal sampling circuit fulfill the tasks of sampling signal and changing the double polarities signal to the single polarity signal ; the drive circuit receives the pwm signals from dsp and pass the signals to ipm through optical - couple devices ; the protective circuit safeguard the system against high current, high voltage, low voltage and high temperature on the ipm model

    其中信號處理電路主要完成採集輸出電流和中間直流環節電壓信號，並對採集到的電流信號進行極性變換處理的功能；驅動電路接收dsp輸出的高頻驅動信號，通過耦合器件直接驅動ipm模塊；保護電路利用採集到電氣信號對整個系統實施保護，包括過電流、過電壓、欠電壓、 ipm模塊過熱等。
  7. Then the paper analyzes control system of hybrid active power filter, the way of harmonic detecting and the principle of control system, digital low pass filter and the generation of pwm, on the base of which the paper designs a new parallel hybrid active power filter which is controlled by tms320lf2407, and detailedly introduces drive circuit of pwm, sampling circuit of current, voltage adjustment and protection circuit, communication circuit, liquid crystal display circuit

    分析了混合型有源濾波器的控制系統、諧波檢測方法及控制原理、數字低通濾波器和pwm信號的產生，在此基礎上設計了一種基於tms320lf2407為控制核心的並聯混合型有源電力濾波器硬體原理圖。並對pwm驅動電路、電流采樣電路、電壓調整、按鍵輸入和保護電路、通信模塊、液晶顯示模塊進行了較詳細的分析說明。
  8. 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，有效地減少了元件的維護與損耗；二是採用工業控制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；三是採用顯示器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。
  9. In order to realize system ' s required function, this paper designs and realizes comparatively integrate microcomputer controlled circuit and its peripherals circuit, including triggering circuit, sampling circuit, displaying circuit and communicating circuit

    為了實現裝置應具有的功能，本文設計並製作了較為完整的控制電路及其外圍設備的硬體電路。它們包括觸發電路、采樣電路、顯示電路及通訊電路等。
  10. The hardware control system based on tms320f240 is designed, which includes sampling circuit, protective circuit, phase - compensated circuit, keyboard & display circuit and so on

    接著設計以tms320f240為控制核心的硬體控制平臺，包括了采樣電路、保護電路、相位補償電路、鍵盤顯示電路等外圍電路。
  11. In data sampling circuit, high - speed, complex programmable logic device cpld technique is used. high - speed double - port ram, control sampling time sequence logic, cpu interfaces and bus circuit are implemented in cpld. sampling speed is up to 80mhz, sampling depth is ik - byte, and cpld can fulfill the requirement of the software arithmetic to sampling

    在數據採集電路中採用了高速復雜可編程邏輯器件cpld技術，晶元內設計有高速雙埠ram 、控制采樣時序邏輯及cpu介面、總線等電路，采樣速率高達80mhz ，采樣深度1k位元組，很好地解決了超聲波微位移傳感器軟體演算法對采樣的要求，並可實現在線升級，大大提高了系統的整體性能。
  12. The hardware control system based on tms320lf2407a is designed, which includes sampling circuit, protective circuit, phase - compensated circuit, driving circuit and so on. the program of system is compiled

    設計以tms320lf2407a為控制核心的硬體控制平臺，包括了采樣電路、保護電路、相位補償電路、驅動等外圍電路，在此基礎上編制了程序軟體。
  13. Design of average sampling circuit

    一種平均值取樣電路的設計
  14. In the design process of hardware i studied in depth the a / d sampling circuit performance indicators and related test methods, while providing guidelines on design of the high - speed pcb circuit

    另外，在硬體設計過程當中，深入的研究了a / d采樣電路的性能指標和相關測試方法，同時給出了高速pcb電路設計注意事項。
  15. The main content and creative work in this dissertation include : ( 1 ) design a high precision sampling circuit based on a dual channel adc ad10242 to provide data for the whole system

    本文完成的主要工作和創新之處有: （ 1 ）基於雙通道模數轉換器ad10242設計高精度數據採集電路，為整個脈壓系統的工作提供必要的條件。
  16. The hardware section of irdc uses the computer control technology, viz., using computer as the control center, sending the testing messages to the computer by sensors, sampling circuit and a / d board, then feed backing these messages to the actuating mechanism

    硬體部分的設計採用了計算機控制技術，即以計算機作為控制，通過傳感器、采樣電路、 a d板等把測試信息傳送到計算機，經過處理以後再反饋到執行機構。
  17. Based on studying of the multi - level technique, a variable frequency speed regulation system based on the diode clamped three - level inverter is introduced in this thesis in detail. it includes ac - dc - ac main power circuit, snubber circuit, isolated driving circuit by optical fibre, delay time circuit on powering, sampling circuit of current and voltage, protection circuit and etc. a distributed power system ( dps ) which can reinforced the system ’ s security is developed to solve the power supply of the whole system

    本文在研究多電平技術的基礎上，研製了一套以二極體箝位式三電平逆變器為基礎的變頻調速系統，包括:交-直-交主功率電路，緩沖電路，光纖隔離驅動電路，上電緩沖延時電路，電流、電壓采樣電路，保護電路等。
  18. This dissertation grounds on the development of pattern i / o module, some key techniques including the design of a register _ based interface circuit and the data generating and sampling circuit are discussed explicitly. on the basis of virtual instrument software architecture, the programme of the instrument driver and application software are discussed detailedly. and some idea and experience developed by the author in the course of debugging and testing the circuit are discussed also

    本文立足於vxi總線自動測試系統圖形i / o模塊的研製工作，在vxi總線系統體系結構基礎上，介紹了vxi總線圖形i / o模塊介面電路和數據輸入輸出功能電路的實現方案;在虛擬儀器軟體構架visa的基礎上，根據測試任務完成了vxi總線圖形i / o模塊儀器驅動器和應用軟體的設計與編寫;對驅動程序調試過程中出現的問題，進行了較深入的分析，並提出了實際的解決措施。
  19. The a / d and cap circuits on dsp sample the voltage and current signals coming from the signal sampling circuit and the speed signal of the motor respectively. the " dead time " register of the dsp prevent directive - through of the igbts on the up and the down bridge arms

    利用dsp上的死區寄存器設置ipm驅動信號的死區時間防止上下橋臂igbt的直通；利用板上集成的a / d轉換器採集經過板級外圍電路處理的電路信號；利用板上的捕獲單元cap採集通過轉速計的輸出從而得到電機的轉速。
  20. This paper introduces a new method of data sampli ng and fault character extracting used in online fault diagnosis of cnc machine to ols spindle. a method of order ratio analyzing with variable turning angle was a dvanced. the data sampling circuit needed in this analyzing method was introdued in detail and the structure of the program was explained briefly

    介紹了一種用於cnc機床主軸故障特徵提取和數據採集的新方法，提出用可變回轉角度階比分析方法進行故障診斷，並詳細介紹了所需的數據採集電路和程序結構。
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