速放電路 的英文怎麼說
中文拼音 [sùfàngdiànlù]
速放電路
英文
dump circuit- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 放 : releaseset freelet go
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves
2電控單元電路連接器設計製成輸入輸出電子控制檢測端子,並在檢測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試系統能實現對電噴發動機的燃油系統、直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態檢測;並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單元實現對電噴發動機電控系統各傳感器、電控單元、執行器進行故障碼讀取與清除;動態數據讀取和波形測試和故障模擬等。此外,本論文還分析了傳感器和執行器典型故障波形。This article firstly describes the structure and operational principle of a flash memory and analyzes the commonly used structures of its peripheral circuits. . . sense amplifier. then emphasizes on illustrating the design of two novel structures of sense amplifier applied in a 3v full - cmos flash memory, and then simulate them using innosis 0. 15um process technology and obtain satisfying simulation results under different conditions
然後著重論述了兩種應用3v全cmosflashmemory中的全新結構靈敏放大器,並用innosis0 . 15 m工藝,對其進行模擬,得到了不同條件下的模擬結果,結果表明新設計的全新靈敏放大器具有電路結構簡單,讀取速度快等優點,完全能夠滿足flashmemory的要求,達到了預期的目標。When circuitry malfunction happens, the current is so strong that the fuse wire melts and breaks, and the active joint is released, as a result, the fuse tube falls and the electrical circuit is shut off
當線路發生故障時,故障電流使熔絲熔斷,活動關節被釋放,熔管迅速跌落,將電路切斷。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
首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速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放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器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器工具? ? 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。Secondly, compared with some other kinds of comparator structure and based on the preamplifier - latch fast - compare theory, a novel topology of cmos preamplifier latch comparator circuit is presented. considering trade - off between kickback noise and power dissipation, reference resistance value is optimized. according to the encode demands of different stage resolution, clock - control encode circuit is designed
其後,在具體的子adc設計中,對比各比較器類型的優缺點,並基於預放大鎖存快速比較理論,提出一種新型高速低功耗預放大鎖存比較器電路拓撲;根據adc系統所允許的參考電壓最大波動限制,在回饋噪聲對輸入參考電平的影響和功耗之間折衷,確定優化的參考電阻串阻值;根據不同級精度的編碼要求,設計出時鐘控制編碼電路。After which, the battery will be charged by large constant current to allow the fast charging. finally, the constant voltage charging is adopted to guarantee the battery was charged to its full capacity. under the condition that the temperature has raised to a certain threshold at the constant current charging stage, the over temperature circuit is performing and it provides a compensation current which switches the system to constant temperature charging mode with the intention of protecting the ic
即在充電初期採用較小的電流對電池進行預處理,對出現過放電的電池進行修復和保護;然後採用較大的恆定電流對電池充電,實現快速充電的目的;最後採用恆定壓充電,確保電池充滿;在恆流充電階段,當晶元溫度上升到一定程度時,晶元過熱保護電路開始工作,該電路以提供充電補償電流的形式使充電進入恆溫充電模式,對晶元進行保護。The design and analysis of vertical pnp transistor was accomplished through the relationship between carriers lifetime of epitaxy layer and current gain, rate of surface combination and leakage current, carriers lifetime of epitaxy layer and switch speed
從外延層載流子壽命與晶體管放大倍數,表面復合率與漏電流,以及外延層載流子壽命與晶體管開關速度等方面對于輸出級縱向pnp管進行了較為詳細的設計與分析,達到了電路中對輸出級縱向pnp管主要參數指標的要求。Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method
在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。On the analyzing of the technology trend, a plan of developing a multifunctional mark printer is brought forward the procedure of the development of a multifunctional mark printer is detailed in this thesis. a interface - card and a photoelectric board is designed, a control circuit is assembled by using them, through which a computer can control the mark printer ; a mark printer driver is developed by using com technology ; the mechanical part of the mark printer is designed by imitating milling machine ; a database software for components management is developed for high - speed train bearing industry. the managements include the registering for components, unique mark printing on components and analyzing of useful parameters. the user can complete the lifetime tracing for a component expediently
設計介面卡和光電隔離放大電路,組成了電機控制和抬筆控制電路,通過它們pc機可以控制標號印表機工作;採用組件化技術開發了標號印表機控制軟體,驅動標號印表機工作;參考刻模銑床原理,設計了機械部分;針對高速客車軸承廠,開發了零件標號管理軟體,使標號列印和信息管理系統有機結合起來,達到在登記零件信息的同時,自動列印零件的標號,方便了對零件的跟蹤管理。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。In the following chapters, a 16 - channel experimental phased array ultrasonic testing system is thoroughly explained, including digital beam forming, low noise programmable amplification of received ultrasound signal, multi - channel hi - speed hi - precision data acquisition, hi - speed real - time processing of multi - channel ultrasound signal, and hi - speed data transfer based on pci bus. in addition, the frame of software system is built
本文詳細闡述了作者所獨立研製的16通道相控陣超聲檢測實驗系統,包括數字化超聲發射/接收波束形成、超聲信號的低噪聲程式控制放大、多通道高速高精度數據採集、多通道超聲信號高速實時處理、基於pci總線的高速數據傳輸等全部電路模塊的結構及工作原理,並說明了所編寫的底層軟體系統的框架。All the pile foundation projects of jilin yinmahe bridge, changchun ring freeway crossing bridge, haerbin - dalian line dongliaohe bridge and changtu highway bridge etc, designed and constructed by jilin geological prospecting institute, have won the high opinion for its rapid and high quality construction, the geological survey for many projects such as teachers ' high - rise residence building for changchun jiefangda road primary school, and dalian binhaiyinyue hotel etc, and the engineering survey for jilin television transmitting tower, hawaii hotel, zhongma building and fangzhi building etc projects have won the high opinion
承擔施工的吉林省飲馬河大橋、長春環城高速公路立交橋、哈大線東遼河大橋及昌圖公路大橋等工程的樁基礎工程均以快速優質的施工受到好評,承擔施工的長春市解放大路小學教師高層住宅樓、大連濱海音樂渡假賓館等多項工程的勘察項目以及吉林電視臺發射塔、夏威夷大酒店、中馬大廈和紡織大廈等工程勘察項目均受到委託方贊譽。The pulse - peek sampling and adc module is able to catch a single and very narrow pulse in order to sample its peek value without being influenced by other pulses or noise. the pulse - peek sampling and adc module can also adapt itself to different rising edge of pulses, so it can scale different types of explorers made by our research institute
X射線探測器定標分析系統的前端脈沖峰值採集及其轉換電路能夠實現單個快速脈沖的捕捉及對不同脈沖上升沿陡緩的適應,它對不同傳感器的放大信號特徵都有很好的適應性,對脈沖峰值采樣的結果具有很高的精度。Specifications of tdm equipment operating on analog telephone - type circuit for telegraph and lower - speed data
在模擬電話電路上開放電報及低速數據的時分復用設備技術要求Based on the study of circuit cells which are applied in sige bicmos operational amplifier, the telescope cascode configuration is selected to realize high speed and high gain
其次,通過對sigebicmos運算放大器中電路單元的研究,並結合運放實際設計指標,選擇套筒式共源共柵結構作為運放的主體結構以確保高速、高增益的實現。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 focus, field of view and transmissivity of the optical system of the receiver are analyzed. a high - speed transimpedance amplifier circuit is designed with optimized noise. through the noise model
設計了一種噪聲優化的高速跨阻前置放大電路,根據跨阻放大電路的噪聲模型詳細分析了輸出噪聲電壓、信噪比和信號動態范圍。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。It was satisfied for performance testing of high - speed a / d circuit in the project assess the factors of reducing a high speed a / d circuit performance were found out, such as harmonic distorted in front analog circuit, . sample clock shaking, analog power and the noise in ground plane etc
並在試驗測試的基礎上找出了影響高速模數轉換電路轉換性能的幾個主要的因素,即:前端運放電路諧波失真、采樣時鐘抖動、模數電源及共地噪聲串擾等。Special mosfet discharge circuit design to fasten processing speed, lower electrode loss and instead of harden surface, it is smooth
采特殊mosfet放電?路設計,加工速度快,電極損耗少,使表面更加光滑且不硬化。分享友人