相位控制電路 的英文怎麼說
中文拼音 [xiāngwèikòngzhìdiànlù]
相位控制電路
英文
phase control circuit- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 控 : 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...
- 制 : 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...
- 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...
- 相位 : phase position; phase
- 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
- 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 refers to several creation in compatibility with large volume of fed display and conversion of different video signal. it firstly used special central chip al300, designed correlative circuits, successfully developed vga full - color fed console system, compatible with resolution 1280 1024, achieved functions such as multi - video signal conversion and interleaving, met vga ’ s resolution of fed. it firstly designed and fabricated vga interface and separated video interface - - s - video, converting several video signals to 24 bits full - colored digital image signal in fed driving system, achieved separation of luminance signal and chromatism signal, enhanced the bandwidth of luminance signal
首次採用平板顯示專用控制晶元al300 ,設計並製作了相關配套電路,支持的最高解析度是1280 1024 ,實現解隔行和多種視頻格式轉換的功能,滿足了fed顯示屏對vga解析度的要求。首次在基於fpga的vga級彩色fed控制系統中設計並製作了vga介面和分離電視信號s - video介面,可以將多種視頻信號變換為fed驅動系統可用的24位彩色數字圖像信號,實現亮度信號和色差信號的分離,提高了亮度信號的帶寬。The chip simulation network laboratory system this paper disguessed is a distribute network simulation system based on lan. the system ' s architecture is a c / s of three lays. the front platform are the chip simulation network system application program terminer ; the middle lay is a dcom server, it ' s duty is to deal with the communication and data transmission between the terminer and then database server, and to execute the logical operation. the application program just connect with the middle lay and get data from it, the connection and operation with database server will be managed by the dcom server. the duty of database server is to access and backup the final data
具體是由位於網路各個終端的晶元模擬網路實驗系統應用程序為前臺;中間層為dcom應用程序服務器,負責處理前臺應用程序與后臺數據庫的通信和數據傳輸,並執行業務邏輯,前臺應用程序只需要與應用程序服務器建立連接,在中間層操作數據即可,與后臺數據庫的連接和操作由應用程序服務器來統一管理操作。后臺數據庫只負責數據的存取操作。本論文實施的晶元模擬網路實驗系統模擬了主要的邏輯電路器件, 8088cpu ,存儲器,寄存器,數據總線,地址總線和控制總線,及其它相關晶元。The control system of auto lensmeter is designed, including the drive circuit and restoration circuit of step - motor. the corresponding software is designed and debugged for step - motor based on the control principle of dsp
對全自動數字查片儀的控制系統進行了設計,包括步進電動機的驅動電路和復位電路,並根據dsp控制原理設計了相應的驅動程序。After that, based on the datum of the dsp and the correlative chips, the paper designed the key circuit in the data processor module. the design of the interface modules of the control system is the following work. they were the interfaces connecting controller with digital, analog network, and the monitor computer respectively
接下來,設計了系統的整體結構;研究分析了嵌入式控制系統在進行數據處理時所採用的器件以及dsp和相關的晶元資料之後,確定使用tms320vc5402作為系統的數據處理器,設計了數據處理模塊的部分關鍵電路和dsp的16位並口自舉加載方式。Laser - controlled ground leveling technology is the combination of normal ground leveling technology and laser control technology. the leveling shovel is driven by a tractor and its rising and dropping is controlled by automatic electric system, so the shovel will always operate in the same level. this leveling system also can be installed together with bulldozer and forklift
激光控制土地平整技術是高科技激光控制技術與常規機械平地技術相結合的土地平整新技術,是由拖拉機帶動平地鏟,對土地進行平整,它的電控系統是對鏟土機的升降實時調整的自動控制技術,是鏟土機始終在同一水平面工作,該系統還可以安裝在推土機、鏟車上,可以廣泛地應用於新建公路、廣場、運動場以及房屋基地的平整,對于起伏不大的場地可以一次性平整到位,大大提高了生產效率和土地平整精度。Now, with the rapid development of computer and electronics, there have been a great progress in the field of input / output device technology. among this field, pci has been a current standard interface of pc. and in order to accommodate the development of operating system, wdm has been a driver model adopted by industry generally. at the same time, in the respect of sensor ’ s application, a high precision and high integrated incremental rotary encoder has been an outstanding one among the displacement sensors. meanwhile, eda technology and cpld / fpga chip applied in the signal processing circuit are approved by a great number of engineers who are engaged in designing the electronic device
目前,隨著計算機技術和電子技術的飛速發展, i / o設備介面控制技術領域有了長足進步。其中, pci介面成為主流的微機標準介面,而與操作系統平臺的發展相適應, wdm已成為業界普遍採用的驅動程序模式;同時,在傳感器應用方面,高精度、高集成的增量式旋轉編碼器已是位移型傳感器中的佼佼者,而eda技術和cpld / fpga器件在信號處理電路中的應用被廣大電子設計人員所認可。During the process of measuring valve phase, the grating displacement sensor and photoelectric axis - angle encoder are applied to measure the displacement of valve and the angle of curving shaft respectively. their signals are sampled and imported into computer. then the three signals are compared to find the relationship of valve phases in order to offer the reliable measuring parameters for the researchers and quality controllers
在氣門相位測量中,採用光柵位移傳感器和光電軸角編碼器,分別將發動機進、排氣門位移量和曲軸旋轉位移量的變化信號通過采樣,輸入計算機,對三路信號加以比較找出氣門的相位關系,從而為設計開發人員、品質控制人員提供可靠的測量參數。Based on comparison of several motor candidates, doubly salient permanent magnet ( dspm ) motor is a good choice for it ’ s outstanding performance. similar to conventional drive system, dspm brushless dc motor ( dspm - bldcm ) is composed of dspm motor and it ’ s controller. the controller is made up of three - phase full - bridge inverter, driver, dsp control unit and etc. for high power system, every switch of three - phase inverter is actually made up of four mosfets in parallel
在充分考慮國內外不同的液壓泵電動機的基礎上,本文選用了雙凸極永磁電機作為整個系統的電機本體,並配以電動機控制器(控制器包括三相橋式功率變換器、驅動電路、 dsp主控單元、電流采樣及預處理和位置采樣及預處理等主要部分)組成整個液壓泵電動機系統。At the same time, we improved a two - stroke fueled engine 1e40fm into the one also using the direct injection of liquid petrol gas. the electronic control system is developed whose core is m68hc11 single - chip computer which is produced by motorola ltd., and matched by other electronically - controlled circuits
開發了以motorola公司生產的8位增強單片機m68hc11為核心,配以相應的外部電路構成摩托車發動機單片機控制系統,並以一臺二沖程1e40fm型化油器式汽油機為對象,將其改造為汽油、電控氣體噴射兩用發動機。This card largely depends on three integrate chips to fulfill its function : 1 ) nic control main chip, corresponding the mac sublayer of ethernet, to realize csma / cd media access protocol, manage the sending and receiving buffers integrated on the chip and provide motherboard pci interface. 2 ) serdes ( serializing and deserializing ) chip, corresponding pcs and pma sublayers in ethernet, mainly to complete 8b / 10b coding and convert 10 bits parallel data to serial data, and convert them again at the receiving end. 3 ) fibre transceiver unit, completing light - electrical conversion of seri
該網卡主要由3塊集成的晶元完成其功能,分別是i )網路控制主晶元,對應于以太網的mac子層,主要完成csmaicd介質訪問協議,管理片上集成的發送和接收緩沖區,並提供和主板p0總線的介面: b ) s rd s (串列解串列化器)晶元,對應于以太同的pcs和pma子層,主要完成sb lob編碼並將10位并行的數據轉換為串列數據,在接收端完成相反的功能:涌)光纖收發器,完成串列數據的光電轉換功能。To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed
利用集成a / d 、 d / a轉換器的新型晶元aduc824 ,實現了電流(電壓)采樣?數據處理?電流控制的閉環控制結構;地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題;控制信號反相的同時進行幅度壓縮,使得輸出調整電壓的解析度提高;根據常規的比例?積分?微分( pid )調節模型,針對陀螺系統的特性,給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法;不同條件下系統穩流性能的對比、分析在論文最後給出,並據此找出了決定該系統穩流精度的關鍵因素,提出了系統的改進意見。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動技術,按照頂層設計思想,採用先進的專用細分控制電路和功能強大的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進電動機的余度切換控制、自動定位、零位自動搜索、停機鎖定、數字化頻率設定、自動調頻變速控制、細分方波切換控制,在此基礎上,該系統還設有按預置步運行、 led頻率電壓相電流顯示等功能。It overcomes the disadvantages of traditional inductance sensor, and has advantages of small size. light in weight, better linearity, long life, higher frequency response property and simple driving and signal processing circuit, etc. 3. having considered the situation that the human - machine dialog equipments in some computer control systems are not of high quality, a new kind of reorganizing the sensor ~ s system by external human - machine dialog scheme is presented in this paper
提出一種新型電感式位移傳感元件,採用方波驅動模式和運放電路提取信號,克服了傳統電感式位移傳感元件的缺點,獲得體積小、重量輕、線性好、頻響高、驅動電路和信號檢出電路簡單等優點,並更易於和微機控制相適應。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。We provide a complete product line of dsc controller, digital video camera controller, ip cam controller, pc cam controller, and multimedia application controller etc, and all our products gain high reputation in the market
公司研發出的數位相機控制晶片、掃描器控制晶片、數位攝影控制晶片、網路攝影機控制晶片、個人電腦攝影機控制晶片及多媒體應用控制晶片等都已獲得市場的高度肯定。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。However these converters become more complicate. phase - shift zvs technique has been used in bidirectional dc / dc converters since it can realize zvs for all switches without auxiliary switches. however when the amplitude of input voltage is not matched with that of output voltage, the current stresses and rms currents of the converters become higher, in addition the converters can not achieve zvs under light - load condition
諧振、準諧振或多諧振技術方案,變換器的電壓電流應力較高,變頻控制增加了濾波器設計的難度;能量緩沖吸收電路或有源鉗位電路方案,由於需要增加多個額外輔助元件,增加了變換器的復雜性;全橋相移技術方案,由於主電路無需增加額外元件,只需利用相移控制,即可實現軟開關,因此引起關注。Automatic phase control circuit
自動相位控制電路These studies in the thesis have been done as follows : it is proved that if the three - phase single - switch boost type power - factor - correction can work in continuous - current - mode, its power factor can not reach unity. therefore, it is not qualified for high power and high requirement application. according to the ac side equivalent circuit of the three - phase three - switch boost type power - factor - correction, the equations to realize unity power factor have been deduced and realized by integrate - reset - control circuit
本論文把積分復位控製成功應用於三相功率因數校正技術中,作了以下幾方面的研究: 1 .從理論上證明了三相單開關boost型pfc即使工作在ccm ,其功率因數也不能達到1 ,在大功率和對功率因數校正能力要求較高的場合,三相單開關boost型pfc達不到要求, 2 .根據三相三開關boost型功率因數校正交流側的等效電路,推導出實現單位功率因數所需的控制方程,並用積分復位控制電路進行實現,在理論研究的基礎上進行了模擬研究。In the realization of the inverter control circuit, the signal from the pll is input to ir2110 via adjusting phase and forming dead time. sg3525 is selected as the core device of the chopper. meanwhile. two pulse that will input to the chopper can be obtained by simple design. besides. the circuit of which core chip is dsp is described
在逆變控制電路的具體實現中,用鎖相環作為頻率跟蹤的核心器件,經相位調整、死區形成等環節得到兩路觸發信號,輸入到ir2110中即可作為逆變器的驅動信號。分享友人