晶體整流系統 的英文怎麼說
中文拼音 [jīngtǐzhěngliúxìtǒng]
晶體整流系統
英文
crystal ratio- 晶 : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
- 體 : 體構詞成分。
- 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...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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With turning the scale of asic ( appl ication specified integrated circuits ) to s0c ( system on chip ), which conunon1y is composed of mcu, specified function ip cores, memory, periphery interface etc, the ip reuse techno1ogy is very important in s0c design flow, which can realize the constructions of different levels components. the approach of configurable system, method and design f1ow for udsm ( u1tra deep sub micron ) asic, logic system design using hdl 1anguage, coding style, static and dynamic verification strategy are a1so presented in chapter 2. in chapter 3 we study the vlsi - - dsp architecture design, dense computation and high speed high performance digital signal processing unit structure, which includes high speed mac components and distributed arithmetic unit
在工程設計方法及結構化設計和高層次綜合的研究中,介紹了在深亞微米工藝條件使用的方法和asic設計流程,討論了高層次綜合的核心如何從描述推出電路構成的設計思路,針對不同目標的設計技巧討論了採用hdl語言進行邏輯系統設計的方法,給出了用vhdl語言進行代碼設計時的規范和風格,在面向soc的驗證策略討論了動態和靜態的驗證技術,提出了進行單獨模塊驗證、晶元的全功能驗證和系統軟硬體協同驗證的整體策略。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。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。This paper mainly focuses on the following three field : system structure, system hw / sw ( hardware / software ) partition. synthesis and verification. and presents a hw / sw co - design method based on ip ( intellectual property ) core. we use this method to design asip, and verify this virtual machine using instruction codes, ac - 3 codes and ts ( transport stream ) flow
本文從晶元系統的整體入手,重點從系統的結構、軟硬體分割以及晶元系統的設計驗證三個方面對該晶元系統的設計做了深入的研究,提出了一種基於ip核的軟硬體協同設計方法,運用該方法對asip進行設計,並採用虛擬機的模型,採用指令集程序、 ac - 3解碼程序、 ts流程序進行模擬驗證。The control circuit of digitalized soft - starter with the three - phase ac voltage regulating was designed. the digital phase shifting trigger based on the 80c196kc mcs and gal16v8 programmable device was developed. the control method for digital phase shifting trigger was given and its principle of operation and designing was discussed
設計了三相晶閘管交流調壓數字軟起動器的硬體控制電路;研製了採用80c196kc單片機和gal16v8可編程器件構成的數字移相觸發系統;給出了數字移相觸發控制方法,分析和討論了該方法的工作和設計原理;採用了一種參數自整定的混合型模糊pid控制方法。Furthermore, the paper introduces chinese display, the hardware experimental circuits and the whole design philosophy of its software together with some program flow charts
此外,本文還介紹了液晶中文顯示、部分控制系統硬體試驗線路和軟體的整體設計思想,並且提供了部分程序模塊的流程圖。It presents the verification strategy used in the whole eda design flow of the chip. the simulation on module level ( inc. post - layout ) uses the software event - driven simulator, the simulation of the associated modules or whole system uses cycle - based simulator and hardware emulator, for the gate - level netlist produced by using top - down design flow, the sta tool can analyze the static timing, and more formal verification is used to ensure the correct function
本章還提出了系統在整個eda設計流程中的設計驗證策略方法:模塊級的模擬(包括布線后的模擬)全部採用事件驅動式的軟體模擬工具來驗證,各大模塊的聯合模擬及整個晶元的功能驗證(寄存器傳輸級與門級)使用基於周期的模擬工具和硬體模擬器;對于採用top - down的設計方法得到的門級網表使用專門的靜態時序分析工具來進行時序分析以及採用形式驗證來保證正確的功能。Becausc of using the advanced dsp, popu1ar high speed pci bus and laxge scale fpga, using vhdl hardware descriptive language to design the interface logic, the level of designed hardware is to a certain degree
由於採用了先進的dsp處理晶元和結構、流行的高速總線pci總線、大規模fpga及vhdl硬體描述語言進行介面邏輯設計,使得本設計的整個系統具有相當的水平。Because of using the advanced dsp, popular high speed pci bus and large scale fpga, using vhdl hardware descriptive language to design the interface logic, the level of designed hardware is to a certain degree
由於採用了先進的dsp處理晶元和結構、流行的高速總線pci總線、大規模fpga及vhdl硬體描述語言進行介面邏輯設計,使得整個系統具有相當高的數據處理能力。Most drive systems offer a choice between transistorized silicone - controlled rectifiers and pulse width modulation over the full range of amplified voltages
大多數驅動系統提供兩個調節全程放大電壓的選擇:晶體管化的硅樹脂控制整流器和脈沖寬度調制器。Firstly, the current testing localization in the detection of electric bow is analyzed and the new system ' s whole construction developed in this thesis is introduced ; in the 2rd chapter, the embedded 110v dc power supply is analyzed and constructed, and with experiments, some dissonant results such as the fluctuation of output pwm ( pulse width modulation ) pulses, the power noise added to output voltage, and the drop of output voltage have been analyzed and the problems have been broken down one by one ; in chapter 3, stepping motor ' s drive has been systematically dissertated, and combing stepping motor ' s subdivided drive technology, the author develops an intelligent mini - step driving circuit using a main - sub microprocessor structure, which is validated in the hybrid stepper based system ; in the 4th chapter, liquid crystal driving and displaying technology is specified in detail, with one sort of lcd modules ( tlm12864h ), the author develops an feasible circuit for the new testing system, designs a menu mode based program struc ture and brings here some programming codes using franklin c51 programming language ; in chapter 5, the above built system is used in the electric bow ' s practical detection, and the differentiating rate of this system is analyzed
論文首先分析了目前機車受電弓檢修方式存在的局限並概述了本論文研製的受電弓測試系統的體系架構;第二章對系統內置110v直流控制電源進行了分析和設計,結合試驗對輸出pwm振蕩、輸出電源噪聲大、輸出電壓下跌等現象進行了分析並提出解決措施;第三章論述了步進電機的驅動,結合步進電機微步驅動技術研製了基於上下位單片機組的混合式步進電機智能驅動電路,並在試驗中得以驗證;第四章詳述了液晶驅動及顯示技術,利用一款液晶顯示模塊tlm12864h研製出本系統用液晶顯示電路,設計了菜單式的程序結構並以franklinc51編程方式給出部分子程序代碼;第五章則將以上構建的整個系統應用在機車受電弓的實測中,並對測試解析度進行了分析。In the function decision and structure design, the function and the flow of the wafer pre - alignment system are analyzed, the system architecture is selected and the precision of this system is analyzed, the driving mode and the system structure are fixed, and then the motor and raster are selected. at the same time, the structure of parts is designed on consideration of the request and the function of the vacuum grasping of wafer
在總體方案和機構設計方面,分析了晶圓預對準系統的功能與流程,選定了系統的整體方案,確定了系統各單元的驅動方式和機構形式,完成了驅動和檢測部分的選型,同時充分考慮機構中氣動吸附部分的功能與要求,設計了預對準單元的機構。The paper has five sections include the basic knowledge and the experiment research, systematically analyses the impact of the liquid crystal box ' s position angle on the measuring result of liquid crystal lyot filter and the practical significance of this work. the work of this paper maily includes five sections : ( 1 ) the related theory of the crystal birefringence is systemicly introduced in this paper ; ( 2 ) the theory of the lc voltage - dependent birefringence is introduced ; ( 3 ) no voltage applied, changing curve between the transmission and the liquid crystal box direction is got from experiment ; ( 4 ) voltage applied, changing curve between the transmission and the liquid crystal box direction is got from experiment ; ( 5 ) desired wavelength is extract from changing the direction of liquid box. originality innovation of this paper is that the theory of the lc voltage - dependent birefringence is systemically introduced in this paper especially those related to voltage and direction
本文主要完成以下幾方面工作: ( 1 )比較系統地整理了晶體雙折射的有關理論; ( 2 )簡單介紹了液晶的電控雙折射特性; o )在未加電壓情況下,研究液晶盒方位角對濾光片透過率曲線的影響;廠)在加交流電壓的情況下,研究液晶盒方位角對濾光片透過率曲線的影響; ( 5 )利用方位角的調整來提取特定波長的譜線;本論文的創新之處在於比較系統地整理了晶體雙折射的有關理論,特別是與電壓及方向有關的理論,實驗得出了濾光片透過率隨液晶盒方位角變化的關系曲線,並將之運用於v吸器波長的話線朋The proposed driving circuit includes a low - pass filter circuit 、 feedback circuit 、 signal generated circuit 、 phase shifted circuit and power inverter circuit. a ti cooperation ' s dsp ( tms320lf2407a ) is chosen for the drive and control system based on the characteristics of usm, the interface circuit 、 each function ’ s flow chart and algorithm program are designed
根據usm的特點,選取一款專用於電機控制的dsp晶元tms320lf2407a ,設計了硬體介面電路、各功能部分的流程圖及控制演算法程序,以ccs為編譯環境,進行電機整個控制系統的軟體編寫與調試。The most effective converter that fits for such kind of application is a well - known full - bridge three - phase vsi ( voltage source inverter ) converter with igbt ( insolated gate bipolar transistor ) modules, which can be used in wind power generation system or other general purpose utilizations such as asd ( adjustable speed drive ), active rectifiers, ac power supplies, and so forth
最適合的變換器就是igbt (集成門極雙極性晶體管)三相全橋電壓源變換器,這種拓撲結構的變換器可以應用到風力發電系統或者其他通用的場合,比如asd (變速驅動)系統、有源整流、交流電源等等。The developmental requirement of power systems and the continuous appearance of new technology are the source of the evolution of the theory and technology in relay protection of power systems. with the development of computer technology, relay protection has entered into digital age
電力生產發展的需要和新技術的陸續出現是電力系統繼電保護原理和技術發展的源泉,計算機技術的發展,使得繼電保護已從電磁型、整流型、晶體管型、集成電路型進入了數字型的時代。Chapter 3 presents the process of use and the architecture of the system
第三章論述了生物晶元掃描分析系統的使用流程和整體結構。In chapter three, briefly introduce the hardware design of a collection system of traffic information, all kinds of projects which may be used in current or future data compression, especially soc sopc and multimedia processor, are analyzed and compared in detail. considering the feasibility of current technology and product cost, the module of data compression is put forth
第三章簡要介紹了整個系統的硬體設計方案,對當前及將來可能用於壓縮模塊中的各種軟硬體實施方案作了深入的比較和分析,特別是soc和sopc思想以及當前流行的多媒體晶元結構對於今后系統設計的影響;就當前的技術可行性以及實際產品成本提出了壓縮模塊的最終實施方案。Pipelining and parallel technology, accompanying with fast fifo as cache memory, instead of direct program operation, are adopted in the scheme and increase the transmitting speed dramatically ; fpga ( field programmable gate array ) is applied to realize the complex control logic of the system and makes it integrative, flexible and fast ; 386ex based embedded system, along with vxworks real - time operating system is introduced to substitute the microcontroller based system to simplify the hardware design and enhance the overall performance of ssr, and will make the system more easier to be applied to the projects in the future
該設計方案採用了流水線和并行技術,配以快速fifo緩存的方式取代了直接對flash進行編程的方式,極大地提高了閃存晶元存儲數據的速率;採用fpga技術實現系統的主要控制邏輯,集成度高、靈活性好、速度快;採用基於386ex的嵌入式系統及基於vxworks的嵌入式實時操作系統,取代單片機系統及其編程,提高了系統的整體性能,減輕了硬體設計的負擔,且使系統研發的延續性好。分享友人