時序控制機構 的英文怎麼說

中文拼音 [shíkòngzhìgòu]
時序控制機構 英文
sequential control mechanism
  • : 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...
  • : 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...
  • : 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...
  • : machineengine
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • 時序 : [地質學] sequence; sequential; time sequence; timing sequence; sequence in time
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  • 機構 : 1 [機械工程] (機械的內部構造或一個單元) mechanism 2 (機關; 團體) organ; organization; institu...
  1. Abstract : this paper presents the hardware composition and software design of automatic chronopher system controlled by 8031

    文摘:介紹一種由8031單片組成的自動報器系統的硬體結和程設計。
  2. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發器結特點進行分析,選取適當的微元體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同也為製冷系統實現自動提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  3. From the introduction of the structure and characteristic of dcs, the analyzing in process and control peculiarity of huaxin type cement kiln and the analyzing in the ordinary forms of computer control system in the cement plant, to determine the feasibility of application of the dcs in computer control system of huaxin type cement kiln ; introduced the structure of the system hardware, constitutes and characteristic of the industrial network, the characteristic and the performance in industrial control system of the software system ; illuminated the whole course of the design and the application of simatic s7 - 300 programmable controller in the industrial producing process profoundly : the protraction of a control flowchart ; the confirmation of the control scheme in every cell ; how to workout a table of the all controlling and measuring dots in the control system ; how to set up a plc control project ; the configuration of the hardware and the network in project ; illuminated the course of how to program the plc control program in detail ; how to establish a connection between the plc and the programmer ; how to download the configuration and the program of the plc project ; the configuration of control center software simatic wincc ; the whole course and the methods of the control system debugging ; illuminated the essential in the course of the design in project and program ; illuminated the problem and its respondence maybe encountered in the project ; illuminated the superiority of the new control system in inspecting, operating and its stability ; discuss the development of the computer control system in the application of the huaxin type cement kiln

    從介紹了dcs的結、特點和分析華新型水泥窯的工藝特點及當今在水泥窯計算系統上採用的幾種常見形式的比較出發,分析了在華新型水泥窯應用dcs的可行性;詳細介紹了系統硬體結、網路組成及特點、所採用的軟體體系的特點及其在工業應用中的性能;深入詳細地說明了西門子s7 - 300可編程器在華新型水泥窯上應用及設計的全過程:流程圖的繪;單元方案的確定;系統測點表的編; plc項目的建立;項目硬體及網路的組態; plc製程的編過程並詳細說明了製程的編思路; plc與編程器連接的建立; plc項目組態及製程的下載; wincc監軟體的組態;系統的調試過程及方法;對設計和使用的要點及系統調試應注意的問題進行了說明;對項目的實施后的華新型水泥窯系統在操作和上及其在系統易維護性、系統穩定性上的優勢進行了說明並討論了華新型水泥窯計算系統的發展方向。
  4. Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo

    本文首先對數字減影血管造影( dsa )成像系統的組成結和數據流向進行了深入研究和分析,並對系統中的數據流向進行了完整的歸納和總結,給出了x線數字成像系統中的高速大容量數據通道的設計方案;在對sdram的方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;通過對pci總線介面的深入研究,優化後端狀態設計和低層驅動程開發,給出了完整的pci介面方案實現高速dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程器件的數字系統設計方法,針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個鐘相移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。
  5. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數字調技術進行分析的基礎上,將通信理論中的直接列擴頻技術( dsss )用於解決低壓電力線通信的干擾問題,主要研究內容如下: ( 1 )用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析,分別對域和頻域下採用dsss技術前後接收信號的頻譜進行分析,驗證dsss技術在本系統中的可行性; ( 2 )由dsss技術對濾波系統的要求,根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路; ( 3 )用調解調晶元sc1128和自行設計的濾波器加之輔助外圍電路,造出低壓電力線載波通信系統,並採用atmel公司的單片設計了接收和發射電路的微器; ( 4 )分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗,並對結果進行分析,驗證了dsss技術對干擾信號的抑作用。
  6. As institutional representatives, questioners in courtroom trials are conscious of their own position and therefore constantly adapt the questioning to their institutional power by resorting to intimidation and topic management whenever the respondents attempt to hide the truth or excuse themselves. from the data collected for the present study, we also find three strategies catering to psychological motivations, which include repetition, reformulation and juxtaposition. by means of these strategies, questioners can realize their specific communicative goals in courtroom interaction

    這三類程性問句的合理使用能更好地實現庭審提問莊嚴、公正和高效的目標nnstitutionalgoal人在庭審提問過程中,當被提問者企圖掩蓋真相或為自己開脫罪責,提問者藉助于威脅言語行為或對話題的來順應權力以便維護自己作為代表的特殊地位與權威、獲得所需信息。
  7. In this paper, using a top - down design scheme, the risc mcu ip core is divided into two parts : data path and control path. all the modules in the two parts are described by verilog hdl, a kind of hardware description language. the simulation and synthesis of the whole work are finished successfully with eda tools

    本文對pic16c6x單片系統結、指令系統和系統進行了分析,並且在此基礎上對精簡指令集mcuip核進行頂層功能和結的定義與劃分,建立了一個可行有效的riscmcuip核模型本文將mcuip核劃分為數據通道與通道兩部分,採用asic設計中的高層次設計方法,使用硬體描述語言veriloghdl對這兩部分的各功能模塊進行了設計描述;利用多種eda工具對整個系統進行了模擬驗證與綜合。
  8. Based on the characteristics of fire in high - rise buildings, the papers introduces the work principle of scatter photoelectric style fire explorer, discusses the work courses of automatic alarm, and analyzed that the sense smoke explorer system with prolonged work procedure is much more reliable than that without prolonged work procedure in the fire automatic alarm. whats more the computer program graph for auto - alarm system is also worked out. 4figs. , 5refs

    依據高層建築火災性質和特點,介紹了高層建築中用散射光式光電感煙檢測器檢測火災的工作原理,討論了自動報警的工作過程.分析比較了設有延工作過程的感煙探測系統比沒有延工作過程的系統,火災報警的可靠性大大增強.並編了自動報警系統計算框圖,本文討論的高層建築中火災的探測與自研究,對于不同建築結和不同要求的火災報警系統具有參考價值和社會經濟意義.圖5 .參5
  9. Therefore it comes true the on - line adjusting, real - time control and so on. it sames as real locale. the software of logic protect ( include electric logic ) and control includes some usual algebraic and operation model of thermal control and logic operation of logic protect. it adopts foxboro ' s dcs as a example, so we configuration via filling table, user only define i / o condition, fill certain operation variable, and name logic variable. the software offers a friendly user ' s interface, personnel can compile and modify the control and logic program, change the value of logic and control variable conveniently, attach themselves to run, debug and control the set, not need to know about the inside of the old programs deeply. so the configuration software offer a flat that control engineer can attend to the structure of control loop and logic protect ( include electric logic ), not but to handle complicated program

    它以foxboro的dcs系統為主要參考模式,採用填表的方式進行組態,用戶只需定義i / o條件、填寫具體的運算變量名、邏輯變量名即可。本軟體為建模人員提供了一個友好的用戶界面,使建模人員在建模不必對模塊內部的、邏輯程有很深的了解就可以方便的對其進行編寫和修改,實改變各邏輯和變量在數據庫里的值,參與運行和調試,從而實現對組的。因此,本組態軟體提供的這樣一個平臺,讓工程師能集中精力于迴路及邏輯保護(包含電氣邏輯)的成,而不必拘泥於一些具體而煩瑣的程操作。
  10. Based on the real - time laboratory and high - speed lan of ee. college, this paper puts forward remote control system based on client / server / database pattern and develops a suit of program based on the structure

    目前的遠程實驗研究還存在許多技術上差別和難題,本文以實實驗室和高速局域網為依託,提出了客戶服務器數據庫三層模式的遠程系統結,以此結開發了一套遠程
  11. Several key techniques of carving and milling machine cnc system are deeply studied they include : the transformation, data rebuild and interface design of huge volume nc program produced by cam ; the algorithm of cubic parametric spline pre _ interpolation and high speed real time interpolation in the cnc system, which. will gain a much higher surface precision and cutting speed ; methodology and algorithm of movement velocity acceleration control on a real time forecast _ and _ prejudge basis is designed. therefore, a smooth movement is insured. the shake and noise problem caused by non _ uniform pules for driving stepping or servo motor is solved by an improving algorithm to generate uniform pules

    ,本文對基於統一的pc平臺的雕銑系統中的幾項關鍵技術進行了深入的研究,包括: cam生成加工程的傳送、接收、讀取及其加工鏈表的生成和實;對cam生成的離散數據進行三次參數樣條插值和基於累加弦長的三次參數樣條插補,保證加工工件表面的精度和光順性;設計具有「前瞻」功能的自動升降速方法,保證加工過程的平穩性;通過脈沖均勻化,有效地解決加工過程中因為脈沖不均勻而引起的震動問題。
  12. 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系統硬體和軟體,開發了上位軟體,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的介面設計及程任務;精確鐘晶元ds1302在系統中的應用,在此,我們實現了用單片的i o口與ds1302的連接和在軟體中對的模擬,該晶元的應用給整臺儀器提供了間基準,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與單片的spi介面任務,協調了它與ad7705晶元和單片共同成的spi總線系統的關系,並完成了程設計;與上位的通信介面設計,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、電源監電路設計、電壓基準電路的設計。
  13. Professional standards ' means : ( a ) accounting principles that are ( 1 ) established by the standard setting body ; and ( 2 ) relevant to audit reports for particular issuers, or dealt with in the quality control system of a particular registered public accounting firm ; and ( b ) auditing standards, standards for attestation engagements, quality control policies and procedures, ethical and competency standards, and independence standards that the board or sec determines ( 1 ) relate to the preparation or issuance of audit reports for issuers ; and ( 2 ) are established or adopted by the board or promulgated as sec rules

    專業標準:是指( a )那些( 1 )由標準建立,並且( 2 )與特定的發布者的審計報告相關,或針對特定的注冊會計師事務所的質量系統的會計準則;同( b )由本委員會或證券與交易委員會確立的( 1 )與發布者的審計報告的編或發布有關的;並且( 2 )由本委員會訂或采納的,或由證券與交易委員會頒布的,各種報表審計的審計準則、標準,質量政策及其程、道德與勝任能力標準,獨立性標準,等等。
  14. The use of mcu makes the induction cooker intelligence, mainly offers good man - machine interface, power automatic control and temperature automatic control, time control as well as various automatic detections alarm etc. this system covers many fields such as electronics, mechanicals, magnetic, algorithms etc. mcu program structure divides into two parts as main program and timer interrupt service program, after many times " testing and running, the program runs steadily and reliably

    單片的使用讓電磁爐實現了智能化,主要包括提供良好的人界面、功率自動、溫度自動、定以及各種自動檢測報警等。該系統覆蓋了電、、磁、算等多個領域的知識。單片分主程和定器中斷服務程兩個部分,經過反復試驗運行,程運行穩定可靠。
  15. The program is written by assemble language to control the movement of the vacuum circuit breaker with pma. the program also can monitor the environmental temperature, control voltage, closing displacement, zero point of contactor voltage

    用匯編語言編製程對配永磁的真空斷路器的分、合閘進行,同對其運行的環境溫度、電壓、合閘位移和觸頭間隙電壓過零點等狀態進行實監測。
  16. The integral structure of system are analyzed, and a scheme based on dsps processing board + mcu control board are put forward firstly, following design difficulties and relevant measures. every modules of dsps board are described in details, including chips selection, implementation manners choice, interface and time sequence match and etc. compared otsu single threshold segmentation with multi - threshold segmentations, the latter are preferred to perform the object identification in hardware designed by author. combined to like background rejection, morphology expansion and etc. steps, the paper gets the length of queue ; finally, a - b united control and area united control based on can bus are designed

    首先分析了系統的總體結,提出了一種基於dsps處理板+單片板的信號實現方案;在此基礎上,重點介紹了處理板模塊化的硬體電路設計,其中考慮了晶元的選型、實現方式的選擇、工作匹配等問題;之後,分析了otsu單閾值目標識別和多閾值目標識別的效果,重點選擇後者在硬體電路板內對圖像進行了目標識別的演算法處理,結合背景的剔除、形態學膨脹等幾個減小誤差的措施,對車輛排隊長度進行了較為精確的提取;最後在板上完成了干線a - b信號聯動和基於can總線的區域聯網的通訊方案設計。
  17. The nodes of control stage are complemented by plc, except the node of control center by pc. nodes are connected to can bus through the adapter of intelligent network, resulting in timely, exact and reliable transfer of multifold main architecture network data

    該系統分為級和設備級兩層,級節點中,除調度中心節點使用pc外,其餘節點都由可編程器( plc )完成。節點通過智能網路適配器連接到can總線上,從而實現了多主結網路數據的及、準確、可靠傳遞。
  18. Moreover, video control program to implement internal function of fpga is designed including video capture time sequence control, ping - pang frame buffer read and write time sequence control and lcd display time sequence control, and program ' s simulation and analysis is also provided. at last, this paper presents a portable iv ' s video processing system, and proposes three buffer strategy to control capture buffer. and a moving object detection algorithm of combing an adaptive background subtraction technique with a three - frame differencing is adopted

    設計了基於fpga系統結的車載視頻顯示電路板;利用單片io口模擬i2c,實現了視頻解碼晶元;利用fpga實現視頻,研究了採集通道、雙幀存ram讀寫及lcd顯示的方法,並進行了軟體模擬和分析;設計了車載視頻檢測系統方案,給出了管理採集緩沖區的三幀緩沖策略,採用綜合三幀差分和自適應背景相減的演算法實現運動檢測,連通體檢測去除虛目標,模擬實驗證明其有效性,同分析了該演算法在dsp視頻檢測系統中的簡單實現方法。
  19. Quite a lot of new ideas for designing both logic structure and scheduling structure of the open architecture cnc system have been implemented, including the principles of module - classification, large buffer mechanism for data transfer between modules, principles of time - allocation scheduling, and etc. based on the software structure, the author implemented a few function - modules, such as master - control, interface, decode, interpolation, position - control

    本文在系統的邏輯架設計和設計方面做了不少創新性的工作:提出了開放式數系統的模塊劃分原則,設計並實現了模塊間的大緩沖;提出了開放式數系統的設計原則,提出了rtlinux環境中的數系統實現並給出了具體方案。
  20. First, one type of sma - based passive energy dissipation device was developed to utilize pseudo - elastic property. then, according to the characteristic of response of the passive energy dissipation systems, adapting the bilinear restored force model, the mof shear type elastic - plastic time history analysis program is compiled. the vibration - suppressed is verified and vibration control mechanism of sma dampers is studied by time - history analysis

    首先利用sma的超彈性性能,設計了一種新型的耗能減震裝置;其次,結合耗能減震結的動力反應特點,採用雙線性模型,編了耗能減震結串聯多質點體系彈塑性程分析程,通過對有和無的地震響應分析比較,檢驗了sma耗能器的被動效果,探討了其理。
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