時序開關電路 的英文怎麼說

中文拼音 [shíxùkāiguāndiànlù]
時序開關電路 英文
sequential switch circuit
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 關 : Ⅰ動詞1 （使開著的物體合攏） close; shut 2 （圈起來） shut in; lock up 3 （倒閉; 歇業） close down...
  • 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...
  • 時序 : [地質學] sequence; sequential; time sequence; timing sequence; sequence in time
  • 電路 : [訊] circuit （ckt）; electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. In power system full dynandc simulation software, the adndttance matrixes of fault branches are adopted in the fault models to simulate arbitrary symmetrical and unsymmetrical faults, by use of contraction technique for adndttance matrix the multi - faults and the randomly occurred faults can be processed. the feature of this method is that the arbitrary multi - fault occurred in a branch can be simulated without any additional branches or buses to be added, thereby, the ca1culation efficiency and the expedience of usage are improved

    本文提出採用故障支路導納陣處理復故障計算，該演算法可以對一條支路發生任意重故障進行處理，而不需要增加支路或節點，克服了目前常用的電力系統機電暫態程序在處理復故障時，一般要按照事先預想的故障類型以及故障和操作發生的位置增加新的節點和小開關支路的問題。
  2. These character based on sichuan power network ' s practice operation experience, in allusion to the config of the carrier wave protection in bypass breaker operating, through the study of protection ' s typical config : one side lfp - 902a, one side csl - 101a, proceeded comprehensive act module test, noted plenty of first hand test data and wave picture, proceeded detailed theory analyses, plenitude demonstration atresic type carrier wave distance protection when twain side atresic type logic is not completely same, basically can fill power network ' s requirement to relay of reliability selectivity speedly and sensitively

    本文結合四川電網的實際運行經驗，針對旁路開關代路運行時的保護配置情況，通過對旁路代路時保護典型配對組合：一側lfp - 902a ，一側csl - 101a的保護配置情況的深入研究，做了全面的動模試驗，記錄了大量的第一手試驗數據和波形，進行了詳細的原理分析，充分驗證了高頻閉鎖式距離零序保護在兩側閉鎖式邏輯不盡一致的情況下，基本能夠滿足電網對繼電保護的可靠性、選擇性、快速性以及靈敏性的要求。
  3. 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。
  4. In the paper, i construct a software platform for the turbine and feedwater pump. the platform is an object - oriented system that can be extended by the other models. i have programmed the classes of the performance of the turbine and feedwater pump. besides, the software platform has the functions of giving alarms, the storage of data, the analysis of accident, configuration of chart, administrator operation, report, the query of history data. the paper has explained the methods of constructing the platform at the same time i set forth in details the connections of mis with dcs and distributing the performance data

    本文針對電廠開發了汽輪機與給水泵組性能分析與評價平臺，本系統平臺用面向對象方法編制，並與多位同學合作編寫了汽輪機與給水泵組與性能有關的多個模塊同時可以另外插入模塊擴充功能，此系統平臺還具有數據存儲、歷史數據查詢、報警處理、事故分析、曲線組態、管理員操作、數據報表等多種功能，此外，本文詳細闡述了平臺的構建過程並且詳細論述了dcs與系統的連接方法， activeform電廠設備性能數據網路發布的方法以及現今電廠流行的pi實時數據庫的深入開發與利用，並分別編寫了相應的程序。
  5. Automatic water - measuring meter is the combinative production of traditional method and present cmos integration circuit technology. it consists of water - level sensor and mainframe circuit. on the basis of analyzing its application, this paper gives the design of mainframe circuit, including time circuit, time - sequence circuit, input - interface circuit, switch circuit and power circuit

    本文在分析cmos集成電路應用的基礎上，給出了自動量水儀表主機電路的設計，包括定時電路、時序電路、輸入介面電路、開關電路和電源電路的設計；其次，對水位傳感器進行了研究，分析了水位傳感器的工作原理、測量使用條件、動態特性、靜態特性以及水位傳感器的率定、標定方法。
  6. We have investigated domestic and foreign researches in computer simulation of relay control systems deeply ; and found there are two issues which haven ’ t been resolved perfectly : extracting electrical contact informations and simulating events ’ sequential - quality. we focused on these two issues and providing a better solution, the results are as follows : 1. we model electrical contacts as a switched network

    本文在對國內外繼電控制系統計算機模擬成果進行深入研究和分析的基礎上，針對繼電控制系統電氣聯系信息提取和事件時序模擬不夠完善的問題開展研究，給出了較好的解決方案，取得的成果如下: 1 .針對繼電控制系統包含大量開關元件的特點，將其電氣聯系抽象為開關網路。
  7. Large signal model of gaas mesfet is built and, in the light of advanced pspice circuit simulation programme, the circuit transient and dc operation analyse and speed performances are calculated. and also, the inserted loss and isolation are optimized by microwave circuit software touchstn of eesof company

    同時，建立了gaasmesfet器件大信號模型，用先進的pspice電路模擬程序對所設計的電路進行瞬態分析和直流工作點分析，計算電路的速度性能；用eesof公司的touchstn微波電路設計軟體，進行開關的插入損耗和隔離度的優化設計。
  8. The system solves the problem that one device can control many parameters testing. it can complete auto - test and auto - data - collection of acting time difference between the 8 contract resistances and 6 switches without debugging the power by hand. serial communication program can automatically transmit the testing data and information to the upper computer after the data testing

    機車電器測試系統解決了一臺裝置進行多項參數測試的計算機控制問題，能進行8路接觸電阻、 6路開關的動作時間的自動測試、通道的自動切換及數據採集；並無須人工調試電源；串口通信程序在測試完畢后自動向上級計算機傳輸測試數據和信息交換。
  9. Chaotic switching modulations generated from different chaos sequences introduce low - frequency output noise ripple : in the cpwm, cppm and ccfmvd, the output noise ripple introduced by henon map chaos sequences is smaller than chua ' s circuit chaos sequences ; in the ccfmfd, chua ' s circuit chaos sequences introduced smaller noise ripple. this clue to us that it is important to choose chaos sequences in applying chaotic modulation to dc / dc converters

    不同混沌調制信號對輸出紋波影響的分析結果表明： cppm 、 cpwm和ccfmvd模式下， henon映射混沌序列引入低頻噪聲紋波比蔡氏電路摘要混沌序列要小; ccfmfd模式下，蔡氏電路混沌序列引入的低頻紋波要小。這提示我們:在開關模式電源使用混沌調制控制時混沌序列的選擇也具有重要性。
  10. He 1998 walt disney studios film i ll be home for christmas follows 18 - year old jake wilkinson s journey to get home in time to enjoy christmas with his family

    1998年迪士尼出品的一路闖關過聖誕這部電影從一個18歲的年輕人傑克威金森想及時趕回家與家人共度聖誕揭開故事的序幕。
  11. This smps is applied in execrable circumstances, so when designing the hardware circuit, emc problem is also discussed, which insures the smps system working stability. system software design includes microcontroller application program, data acquisition program, ad7705 driver program, pid arithmetic, embedded realtime os ucos transplant, and other application program

    由於本開關電源系統應用環境惡劣，在硬體電路設計時，分析了電磁兼容問題，從硬體設計上保證了系統工作穩定性。軟體設計包括微控制器應用程序、數據採集程序， ad7705驅動程序、 pid演算法程序、實時操作系統ucos移植步驟、和其他上層應用程序。
  12. In signal processing circuit, the key of our study, based on methods of mcu + cpld and a / d converter, a time interval measurement unit is done, in which an isp cpld counter is carried out to judge laser pulse for controlling counting and offering signal of time series and control, and a count quantization error measurement circuit which main ramp circuit and 12 bits a / d conversion circuit guarantees the resolution of system

    信號處理部分是本文研究的關鍵，採用mcu + cpld的設計方法和模數轉換技術構成時間間隔測量單元的理論基礎，其中用可在系統編程的cpld計數器實現了對循環光脈沖的判斷以開關計數，並提供計數量化誤差測量電路相應的時序和控制信號，用斜坡電路和12位a / d轉換電路完成對計數量化誤差的測量，保證了系統的解析度。
  13. Net of microsoft corp, of which sun one is based on java and it is more contented to the requirements for distribution, opening and unconcerned operating platform of intellectual internet web service. in the meanwhile, it is more mature and stable in security and component and it also has obtained the supports of it giants, ibm / bea / oracle / sybase, etc. as an open net environment, the system of sun one has got favored by open sources community on network

    其中， sunone以java技術為核心，更接近在電子商務迅猛發展的今天，商業社會的各個部門依賴企業級應用程序或者滿足於網際網路在智能化web服務上對分佈性、開放性和平臺無關性的要求，同時其在健壯性、安全性、組件化等方面也更為成熟穩定，獲得了包括ibm / bea / oracle / sybase等這些it巨頭的支持。
分享友人
分享到 Line

分享到臉書