選擇器總線 的英文怎麼說

中文拼音 [xuǎnzháizǒngxiàn]
選擇器總線 英文
selector bus
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 擇動詞(挑選) select; pick; choose
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • : 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...
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  1. We hold that the integrate effect consists of two parts : 1 + 1 > 2 and a + b = c, in terms of math : here x1, x2, . . . , xn : integrate units s : functions of new system what features an integrated system are subjective initiative, non - linear function, dynamic connection, sub - system uncertainty, selective competition. the basic factors of integration are integrate context, integrate units, integrate interface and environment, which form the integration condition respectively the basic integrate patterns covers point - to - point, pipeline and hub

    首先,深入探討了集成的內涵,即集成是指為了實現某一目標,在一定的集成環境中,若干集成單元動態地集合成一個泛邊界狀態的有機整體的過程,指出集成效應的數學解釋除了1 + 1 2外,還應該包括: a + b = c ,即若以x _ 1 , x _ 2 , … … , x _ n代表集成單元, s代表集成后新系統的功能,那麼其特徵有:主體行為性、功能非性、關系動態性、單元泛化性、競爭性;集成的基本要素包括集成背景、集成單元、集成界面和集成環境等四要素;基本模式有點到點模式、管型模式和集型模式;基本條件有集成背景條件、集成單元條件、集成界面條件和集成環境條件。
  2. After the introduction of the selected elements, the thesis gives out a design which includes a front control center based on siemens s7300 plc 、 a line connection of the master profibus and the distributed intelligent i / o et200m system 、 a real - time display system of pressure sensors and a gas supply system with stop valve and electric actuator

    本文在介紹了所件情況基礎上,設計了基於siemenss7300plc為前端控制中心,利用profibus接分散式智能i / o et200m系統,壓力傳感現場顯示,截止閥加電動執行實現配氣的方案。
  3. 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浮點標準的浮點運算處理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、加減運算的結構,浮點運算處理主要用於高速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
  4. On the basis of familiar with can bus and gsm communication, considering hev ( hybrid electric vehicle ) battery administrative system ' s demand for the host pc monitoring system, i have designed can - rs232 converter gateway to realize transmission the real - time data from can node to rs232 serial port, which is carried out by the project of at89c52 mcu + sja1000 can controller + 82c250 can controller interface. host monitoring software has accomplished real - time datas display, storage, historical datas graph analysis and storage fashion change from access to excel, at the same time, realized important datas transmission remotely with tc35 short message module. system software programs in assembly and vb

    Can - rs232轉換網關採用at89c52微處理+ sja1000can控制+ pca82c250can控制介面實現對can節點通訊的監聽,並將其轉換成rs232串口電平發送到pc機串口,同時用siemens公司的tc35模塊和at指令實現現場採集系統重要數據和錯誤信息的短消息通訊。在上位pc機監控系統中,主要完成的是對串口設置的控制、現場採集數據的實時刷新顯示、歷史數據的圖表分析及數據的access數據庫存儲和excel電子表格的轉換。系統軟體採用匯編語言和vb實現。
  5. The main content is design of digital man - machine interface system, a speed regulating system of good stabilization and dynamic performance ; software for appraising the performance of wire feeder. the first, a digital man - machine interface system using at89s8252 singlechip is designed. the system uses sd7218a keyboard / display chip with serial bus interface

    首先,人機交互系統用at89s8252為核心控制晶元,用具有串列介面的sd7218a鍵盤/顯示晶元完成了數字化人機交互系統軟、硬體設計;採用rs - 485實現主控系統和人機交互系統的數據交互;系統採用數字編碼和鍵盤配合的方式實現焊接參數的和設定,同時還具有最優參數存儲、調用等功能。
  6. For bus system installation, the focus is put on cable selection principle, installation process and antinoise measure ; for security protection equipment installation, the intrinsic safety concept, installation method equipment selection and installation under two electric power supply modes ( entity concept and fisco model ) and the bus system protection against surge voltage are illustrated ; for network component installation, the selecting, installing and integrating methods of general purpose terminators, repeaters, link equipment, bus power supply and impedance module are described

    電纜的安裝方面,著重討論了電纜的型原則、安裝方法和抗噪防擾措施;在安全保護設備安裝方面,介紹了系統中本質安全的概念、安裝方法、兩種供電方式(實體概念和fisco模型)下設備的與安裝以及系統浪涌電壓的保護和設備安裝方法;在網路元件的安裝方面,主要列舉了通用終端、中繼、鏈路設備、電源及其阻抗模塊等的、安裝和集成方法,為系統的安裝提供了可以借鑒的實用經驗。
  7. With a view to the characteristics of contactor dynamic process that are short - time and great data, dsp is selected as mcu to realize real - time and high - speed collection of the contactor dynamic process testing parameters. field bus is used in this device to realize remote control, measurement and adjustment

    針對接觸動態過程時間短、數據量多的特點,dsp作為核心控制單元,實現對接觸動態過程參數數據採集的實時與高速,並將現場技術引入接觸動態測試系統,實現測試過程的遙控、遙測、遙調。
  8. Then the paper uses the same typical four network operating conditions as the primary given conditions and when adding one set of the parallel capacitor bank, changing the 330 / 220kv transformer tap changer position step by step to change the transformer ration, through this study methods this paper found out all the optimized combination of the tap changer position and the amount of input reactive power, also obtained four sets of the 330kv, 220kv and hokv s / s bus voltage and the active and reactive power losses changing curves. through analyzing the optimized combination control curve and the network power flow, the paper generalizes the rules as following : the chief measure of coordinative control is inputting shunt reactor in chengxian s / s in winter time both in the planning year of 2010 & 2005 ; in summer time in planning year of 2010 the chief measure is to input proper shunt capacitor

    本研究通過分析所獲得的最優綜合控制組合曲及電網潮流,結出了如下規則:隴南電網在2005年及2010年冬大、以及2005年夏小運行方式下,綜合控制應以成縣變投入適量並聯補償電抗作為主要措施;在2010年夏小運行方式下則投入適量並聯補償電容作為主要措施,再輔助以合適的主變有載調壓分接頭來調節,達到控制網內無功潮流分佈合理、各變電站母電壓在理想的范圍內時電網有功損耗最小,從而也提高了電網安全運行水平及供電質量。
  9. 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,分別是旋轉編碼法、液位壓力傳感法和可變電阻法;主控晶元的,我們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提供了時間基準,方便了儀的使用;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。
  10. In the paper, we expound the total structure design of the measuring instrument, the choose of optics principium, the special optical system which consist of f lens, the design of servo control systemic, and the software and hardware design of light - to - current inversion and control of the servo, and the design of sqc statistical quality control and supervisory system. at last, the accurate of laser beam on - line measuring instrument has been analyzed

    本論文完成了檢測儀的體方案設計,儀工作原理的,由f透鏡構成的特殊光學系統的確定,伺服機構和伺服控制系統的設計,光電變換及通訊系統的軟、硬體設計, sqc統計質量控制與管理系統的設計,最後對激光在掃描檢測系統的精度進行了綜合分析。
  11. The main subject including : the constructure of this mpeg2 encoder ; ~ the principle and the system of tv, also the determination of tv signal ? pcm parameter and the international standard of video pcm ; ? he protocol of pci and the driver of pci device ; the hardware & software design of some corresponding interfaces of mpeg2 encoder, allowing for the working condition, there is some discussing on programming of mater control ; debugging and testing

    主要內容包括: mpeg2編碼的體系結構;電視原理、制式以及電視信號的pcm編碼參數的和pcm編碼的國際標準; pci協議標準及pci設備驅動程序的編寫; mpeg2編碼的相關介面的具體硬體設計和相應的軟體設計,結合具體情況,討論了主控編程;硬體調試。
  12. At the same time, essential protective electro circuit is designed for safe. it chooses pc bus industry programmable computer and programmable controller as the host computer and designs two independent systems to control hoist or lower the stage and orchestra separately. for the sake of running safely, it applies ac motor with brake as the power device that adopt frequency conversion mode and inter lock and journey switch in electric circuit

    設計中了pc工業控制機和可編程序控制作為控制系統的主機,設計了兩個獨立的系統分別控制升降舞臺和升降樂池,採用了制動電機作為舞臺升降的拖動裝置,電機的調速方法了可以無級平滑調速、經濟節能的變頻調速方法,並在電氣上採用互鎖和行程開關來保證舞臺機械設備的安全運行。
  13. And a brake motor is adopted as a towing device of the elevating equipment. the speed governing of the motor is done by stepless speed regulating, which is a energy - saving frequency converting method. besides, interlock and overtravel - limit switch are used in the electric equipment to ensure the safe operation of the stage machinery equipment, in window2000 operating system, the development of the whole controlling system can be accessed with " c + builder "

    設計中了pc工業控制機和可編程序控制作為控制系統的主機,設計了兩個獨立的系統分別控制升降舞臺和升降樂池,採用了制動電機作為舞臺升降的拖動裝置,電機的調速方法了可以無級平滑調速、經濟節能的變頻調速方法,並在電氣上採用互鎖和行程開關來保證舞臺機械設備的安全運行。
  14. In our paper, we research the domestic and abroad low voltage switchgear products and the field bus technique, then conclude the typical mode for these products and select the can bus as our communication method

    本文通過對國內外可通信低壓開關電產品以及現場技術進行研究和比較,歸納出可通信低壓開關電設計中的一些典型模塊並了can作為通信手段。
  15. Field - bus system, we combine international advanced field - bus techniques, and develop a family of interconnect products to connect the field input and outputs to the control system

    第三類產品,圖爾克綜合了世界上產品先進技術,開發生產工業上應用廣泛的功能站,連接和接插件等多種高品質現場產品,是連接輸入/輸出裝置到開放式的最佳
  16. On the basis of this, accomplish the design of the structure of the control system and complete the function assign to the intelligent nodes, chose the right net type and bus type, so as to complete the plan design

    在此基礎上提出挖掘機人分散式控制系統的結構,完成各智能節點功能分配和合適的網路拓撲結構和通信,實現分散式控制系統的方案設計。
  17. A bus shared heterogeneous architecture consisting of one or more instruction set processor cores, one or more dedicated hardware ip cores and one or more on - chip memories usually provides a good solution

    基於互連的由一個或多個指令集處理核、一個或多個專用硬體ip核、一片或多片片上存儲構成的異質體系結構成為媒體系統晶元的合理
  18. This thesis deals with design and application of a multiprocessor made of four dsps in monitoring receiver. the broadband monitoring receiver requires a kind of chip with high performance because of complicated intermediate frequency signal processing. the author selects a kind of digital signal processor called adsp21160. during the process of design, the author uses cpld, fpga and some special cpus to finish signal, processing in the monitoring receiver. cluster multiprocessor based on vxibus made of four adsp21160 is put forward. the task distribution of four dsps is solved too. furthermore, data transition methods between chips at a high speed through link ports and chip extension mode using external port are recommended. the author debugs, emulates the program in one adsp - 21160 ez - kit lite and simulates the multiprocessor program in visualdsp + +

    本文主要探討了監測接收機中多dsp處理模塊的設計與應用,寬帶監測接收機的中頻處理數據量大、實時性高,這樣,對dsp晶元提出了很高的要求,作者通過比較了最適用於監測接收機的數字信號處理adsp21160 ,並結合使用了cpld 、 fpga以及一些專用的cpu來完成監測接收機中的數據處理。作者提出了由四片adsp21160組成的簇式多dsp處理模塊的結構並配以了vxi,論述了簇式結構的特點,解決了多dsp處理模塊中四片adsp21160的任務分配問題。
  19. In the design of the common hardware platform, we taked into account the priority of the pci bus technology and the pmc techonology, and established the following design principle : the platform is based on pci bus framework, prpmc is used as processor and devices complied with pci specification are choosed to provide the required functions

    在通用處理平臺的設計中,考慮到pci技術和pmc技術在當前通信系統設計中的優越性,本文確定了平臺基於pci構架、採用prpmc子卡作為主處理、以及符合pci規范的設備完成所需功能的設計思想。
  20. In the chapter 3, based on the analysis and summary for the stator resistance - current relation, the fuzzy inference parameters of the stator resistance and the inference rules are determined, and the control parameters of the switching state selector are optimized

    第三章在分析結定於電阻與電流非性關系的基礎上,確定了定於電阻模糊推理變量及推理規則,並對開關狀態的控制變量進行了優化。
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