運算總線 的英文怎麼說

中文拼音 [yùnsuànzǒngxiàn]
運算總線 英文
ab arithmetic bus
  • : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • : Ⅰ動詞(總括; 匯集) assemble; gather; put together; sum up Ⅱ形容詞1 (全部的; 全面的) general; o...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 運算 : [數學] operation; arithmetic; operating
  1. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成效:構建了基於pci的微機實時圖像採集系統;在採集的布料圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計機對動態局部圖像與圖(鳥瞰圖)的對應部分進行圖像相關的匹配計,應用數字圖像理論,結合神經網路計的改進最速下降法和模擬退火演法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關,實現單針絎縫視覺測量和自動控制。
  2. The communication between computer and plc is realized by the programming port, and the communication between computer and servo unit is realized by databus, and the cooperative control between plc and servo unit is realized by an audion

    利用plc的編程口實現了計機與plc的通信。利用數據實現了計機與伺服單元的通信。利用三極體的通斷特性實現了plc控制列印頭振動與伺服單元控制電動執行機構動的協調。
  3. Applying two perpendicular polarized light states and a no - light state to express information, this new theoretical system covers : a ) whole architecture constructed from light processing, light transmission, electric control and photoelectric input and output ; b ) various computing units mainly consist of liquid crystal element and polarimeter ; c ) light bus mainly consists of interlinkage optic valves ; d ) ternary memory formed from semiconductor memory ; e ) register formed from optic fiber ring ; and i ) huge - numeral management based on the new concept of calculating path and calculating channel

    這個理論包括:光處理、光傳送、電控制、綜合輸入輸出的體結構;以液晶元件和偏振器為主的各類器結構;以互連光閥為主的光空間;以半導體存儲器為主的三值數據存儲器結構;以光纖環為主的寄存器結構;以位、道新概念為基礎的巨位數管理方案等。
  4. This paper discusses in detail some problems about scanning sound intensify mearusing system of the pc machine from perspectives of both hardware and software. it puts emphasis on analyzing and working out problem of multicenter data sampling in phase fifo amortize arbitrarness waveform generator this paper makes a deep discussion on the computer exteral interface technology which is developing in high speed. it analyses scanning sound intensify mearusing system interface technology on the basis of isa pci, and introduce the promising idea about designing mearusing system of scanning sound intensity by using usb interface

    本文針對快速發展的計機外部介面技術進行了較深入的探討,分析了基於isa、 pci局部的掃描聲強測試系統介面技術,並提出採用usb介面的聲強數據採集與處理系統的設計思想,同時對windows底層進行了詳盡的分析,採用vtoolsd 、 vc + + 、 ddk編制的掃描聲強測試系統驅動程序,行在系統核心( 0級環) ,並能與windows很好的協作行,既能體現windows的多任務操作系統的特點,又保證了數據可靠、實時的採集。
  5. In chapter 5 we discuss the design of ieee754 standard fpu ( floating point unit ). processor and uart ( universal asynchronous receiver transmitter ), these cores are used in this dissertation, fpu is used for floating point complex fft processor, uart is used for fft processor " s peripheral and our test platform. in chapter 6 we discuss the design for testability, including atpg, bist and jtag method, discuss the different verification and simulation strategy in soc scale facing to different modules, build up the test platform which is used to test high performance application specified digital signal processing processor. in chapter 7 we summarize the research results and creative points, and point out the further work need to do in the future

    第五章提出了基於ieee754浮點標準的浮點處理器的設計和異步串列通信核的設一浙江大學博士學位論文計,提出了適合硬體實現的浮點乘除法、加減的結構,浮點處理器主要用於高速fft浮點處理功能,異步串列通信核主要用於pft處理器ip核的外圍擴展模塊以及本文所做的驗證測試平臺中的數據介面部分第六章提出了面向系統級晶元的可測試性設計包括了基於掃描測試atpg 、內建自測試bist 、邊界掃描測試jtag設計,在討論可測試性設計策略選擇的問題上,提出了針對不同模塊進行的分別測試策略,提出了層次化jtag測試方法和掃描法,提出了基於fpga
  6. It includes : dynamic show of technics flow, real time data acquirement and show, history data save and print, fault alarm, etc. the plc control system mainly accomplishes the wastewater technics flow control, harmonizes the logical relationship among local intelligent control instruments and transmits the state of each local equipment to the industrial computer simultaneously, the plc control station receives the control commands from the industrial computer ; the local intelligent units take charge of the correlated parameters measure, disposal and control, and it will transmit the related parameters to the computer, etc. in this thesis, introduced municipal wastewater treatment technics, the integrated application program development of computer, the design method of plc control station, the communication between plc control system and computer, and the network of wastewater treatment with profibus - dp was also discussed

    上位計機主要實現遠程監測和管理功能,具體包括:工藝流程動態顯示、實時數據獲得及顯示、歷史數據存儲與列印、故障報警等功能plc控制系統主要完成工藝流程式控制制以及協調現場各智能儀表之間的邏輯關系,將現場各設備的行狀態通過通訊網路傳輸到上位計機,並接收上位計機的控制指令;現場各智能儀表單元負責各相關參數的監測和處理、控制,並將有關參數送往上位監控計機進行處理、保存等。本文以莎車污水處理項目為例,介紹了城市污水處理工藝、上位監控計機的綜合應用程序開發、城市污水處理自動控制系統plc控制站的設計和採用profibus系列中廣泛應用於現場設備的profibus - dp
  7. The second part has summarized from the one - dimension and multivariate respects the abundant approximation properties of bernstein polynomials, mainly including the estimation of approximation degree, derivative approximation, linear combination approximation and weighted approximation

    第二部分從一元和多元兩個方面系統結了bernstein元豐富的逼近性質,主要包括逼近度估計、導數逼近、性組合逼近和加權逼近等
  8. 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;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。
  9. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速行性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演法來實時在地修正定子電阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。
  10. Aiming at the fact that power factor of low - voltage power equipment is very low in china and application condition of fieldbus technology in the world, based on enhancing power factor of ac motor, lowering losses of the reactive power, improving power quality, therefore, it is of great significance and practical value to research the reactive power compensation by applying the technology of fieldbus, computer and power electronics

    針對目前國內低壓設備用電負載功率因數偏低和國內外現場技術的應用現狀,基於提高交流電機的功率因數、降低無功功率損耗和改善電能質量,本文綜合用現場技術、計機技術和電力電子技術對交流電機無功功率補償的有關方面進行了研究,其研究成果具有一定的理論意義和實用價值。
  11. 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機及信息就地採集、數據傳輸的方式,充分利用計機和數據自動採集方面的技術,實現各種參數的在測量,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月投入行以來,有效地幫助、指導行人員進行燃燒調整,對于鍋爐和機組的安全、經濟行發揮了重要作用。
  12. Professor guo dajun has summarized in his work [ 7 ]. such several important tasks and theirs application of nonlinear functional analysis as typical nonlinear operators, hammerstein integral operations, ordinarily and partially differential equations. the cone theory, the positive solutions of nonlinear operator equations, the number and the branch of solutions, and so on. reference [ 1 ] includes all levels of results of the domain such as nonlinear functional analysis

    郭大鈞先生在專著[ 7 ]中對非性泛函分析的幾個重要課題及其應用,諸如典型的非元、 hammerstein積分方程、常、偏微分方程、遷移方程、錐理論及非元方程的正解、非元拓撲度和不動點定理以及固有值、解的個數與分支,都做了系統的概括和
  13. It is one of the most important works to run economically in today and future. the system of electric control automation in zhao zhaou is open, it bases on the net of rs485 bus control and centrally manages substation by control the main machine. the system controls the run parameter of electric equipment and the run environment by using the computer measure, communication and automation technology, it can realize measure, communicate, control and allocate in the remote area, transmit data and control through collect data and automatic count parameter

    肇州縣電力調度自動化系統是以rs485工業現場控制網路為基礎,通過監控主機對變電站進行集中管理的完全開放式系統,該系統綜合了計機、測量、通訊和自動化的專業技術來監控電力設備的行參數、監控行環境,通過對輸變電路及設備的交流電壓、電流的數據採集,自動計出功率、電量、功率因數、頻率等參數,實現四遙:遙測、遙信、遙控、遙調及數據傳輸和監控功能。
  14. Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically

    本文在原有vxi四通道計數器模塊的設計基礎上,通過對原模塊缺陷的分析,採用一些新的技術和新的電子器件來重新設計該計數器模塊:採用最新的fpga技術來提高數字電路的集成度,將原模塊中的所有數字電路全部集成在fpga晶元中,這樣不僅能節約成本,還能提高電路的可靠性和測量精度;採用高速的數字信號處理器( dsp )取代原有的單片機作為協處理器,來接收vxi發來的各種命令,分析命令、執行命令、協調模塊各部分的工作以及對數據的處理;採用轉換速率更高的比較器晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號,能極大提高測量頻率的范圍;採用d / a轉換晶元和隔離放大器得到隔離通道所需的比較電平,該比較電平值能夠根據實際需求進行設置,能增強模塊的使用靈活性。
  15. For real - time monitoring the each work status of fuel cell, on time discovering every kind of equipment failure of, fuel cell of condition monitoring and fault diagnosis system adopts the usb bus system to set up the hardware platform, regarding neural network theory as foundation, creates fault diagnosis model and algorithm, and joining together both of the advantage, guarantees the safe and dependable running of fuel cell system

    為了能夠實時監測燃料電池的各個工作狀態、及時發現各種可能出現的設備故障,燃料電池狀態監測與故障診斷系統採用usb系統搭建硬體平臺,以神經網路理論為基礎,建立故障診斷模型與演法,把兩者的優點充分結合,保證了燃料電池系統安全可靠的行。
  16. Based on s698 technology, obt - devsys - s698 is one of the serial s698 - mil application development systems including 32 - bit embedded processor with 32 64 - bit fpu 160mhz processing speed sram memory controller flash memory controller uart ps 2 led interrupter controller, etc. the bus interfaces is composed of i2c spi magnetic card interface and ic card interface. obt - devsys - s698 carries on the advantages of s698 serial module such as compact structure and reasonable composition

    Obt - devsys - s698是s698系列嵌入式處理器開發板中的一員,其上包括:具有32 64 - bit浮點單元的32 - bit嵌入式處理器,主頻160mhz , sram存儲器, flash存儲器具有三路uart介面,一路ps 2介面, led發光二極體控制電路,中斷操作按鈕其外擴包括i2c介面spi介面磁卡介面智能卡介面等。
  17. The module will itself react if a dangerous situation should occur, which including under - voltage, over - voltage, over - current and short - circuit. it can block the operation of the battery and stop work, even completely shut down the working circuit to protect the battery. in the module we design the liquid crystal display to show the characters and the running state of the battery

    電池行狀態監控模塊關注于電池的電壓、電流和溫度的採集以及soc等參數的計方法;利用方式使電池能夠與智能充電器和主機通訊;模塊內部設計了電池保護電路,當電池在使用過程中出現過壓、欠壓、過流和短路時,對電池進行控制使其停止工作甚至切斷工作迴路達到對電池的保護作用;為了更直觀的了解電池當前的行狀態,還為模塊設計了液晶顯示屏來實時顯示電池當前的行狀態。
  18. At first, the paper discusses the method of doppler parameter estimation based on raw datum, and analyzes the realization for range - doppler algorithm in real - time processing, motion compensation, datum subsection and geometry emendation. then, the corresponding system solution based on the algorithm is put forward. the versa module eurocard bus construction is adopted in the system design

    本文首先討論了基於原始數據的多普勒參數的估計方法,並且分析了距離多普勒演法在實時處理中的實現,以及實時成像下的動補償、數據分段及幾何校正;然後在此演法的基礎上提出了相應的系統解決方案,系統設計採用vme結構,其核心部分是一個由四片數字信號處理器組成的共享式并行處理模塊,論文並提供了整個實時成像演法的軟體實現。
  19. The main idea in this paper is to design greenhouse computer distributed auto - control system. the system is a kind of principal and subordinate structure made up of one pc and several microcontrollers, principal can bus communication network and crc validated algorithms to ensure data transmitted correctly. the local operation in greenhouse can be obtained by monitoring environment parameters and warning information can be read into pc

    本文的主要設計思想是構建溫室計機分散式自動控制系統,由一臺pc機與多個微電腦控制裝置組成主從式分佈結構,採用式can通信網路和crc校驗的通信演法進行數據傳輸,通過讀取實時和歷史存儲的環境參數值和報警信息來監測溫室的行情況。
  20. The system can scan the wideband frequency 、 lock the frequency of receiving data and convert the if signal to digital data timely. directly sampled data by a / d or saved data by sdram ( when signal speed is too high ) can be transmitted to pc by usb2. 0 or to dsp by link port in order to complete the modulation detecting and intercepting of signals

    信號經高速a / d變換可以實時或經sdram緩沖后(當采樣速率過高時)由usb2 . 0傳入pc或由linkport傳入後端雙dsp綜合信號處理板進行調制識別處理(或接收由雙dsp信號處理完的數據並傳入pc機完成後續處理) ,完成無電監測。
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