on-off control system 中文意思是什麼

on-off control system 解釋
繼電器式控制系統
  • on : adv 1 〈接觸、覆蓋〉上去;開(opp off)。 turn on the light [radio water gas] 開電燈[收音機、自來...
  • off : adv 1 〈運動〉向那邊,隔開。 be off 走,去,逃。 I must be off 我得走了。 Where are you off to 你...
  • control : n 1 支配,管理,管制,統制,控制;監督。2 抑制(力);壓制,節制,拘束;【農業】防治。3 檢查;核...
  • system : n 1 體系,系統;分類法;組織;設備,裝置。2 方式;方法;作業方法。3 制度;主義。4 次序,規律。5 ...
  1. Then a vsc controller using on - off valve and two potentiometers are designed for cushioning control system. it can realize the balanced, no shock, no reversing cushioning. experiments under different air pressure, load mass are carried out, and the results prove that the vsc controller can be used in pneumatic cushioning

    第五章首先介紹了變結構控制的原理和應用發展情況,然後針對本實驗系統設計了一個使用開關閥和端位位移傳感器的變結構控制方案,實現緩沖過程的平穩無沖擊和無回彈要求,並在不同氣源壓力、不同負載質量下分析了控制性能的變化,實驗結果證明緩沖控制採用變結構控制是可行的,並具有很強的魯棒性。
  2. The system, which includes an industrial computer ( ipc ) as the upper - computer and twenty plc as the low - computer to control more then 40 sulphuration machines, can transmit data by rs - 485 net work, get the work state of sulphuration machine using on - off card or by communicating with plc and show the state on the watch screen

    控制系統由一臺工控機作為上位機,由20臺plc作為下位機控制工作現場40多臺硫化機的工作,採用rs485作為通信網路進行數據傳輸,通過開關量卡以及與plc的通信得到硫化機的工作狀態並在監視屏幕上顯示。
  3. Several semi - active control algorithms used in the semi - active suspension system with mr dampers are proposed and developed including the " on - off " voltage controller, the continuously linear variable voltage controller, the modulated continuously linear variable voltage controller based on " sky - hook " damping concept and the hybrid controller based on the combination of " sky - hook " damping concept and " ground - hook " damping concept and the fuzzy logic controllers using measurements of the relative displacement between the sprung and unsprung mass or the absolute acceleration of the sprung mass as the input variables of fuzzy logic controllers. the simulation models were prepared in matlab ? simulink ? fuzzy toolbox programs. the experiment setup of the semi - active suspension system with mr dampers in the lab has been designed and developed

    根據磁流變阻尼器特性和對懸架系統動力學特性的規律性研究,為磁流變阻尼器設計了基於「天棚」阻尼控制概念的「 on - off 」 、線性連續和修正的線性連續控制策略,基於「地棚」阻尼控制概念的磁流變阻尼線性連續控制策略, 「天棚」阻尼和「地棚」阻尼控制概念線性組合起來的磁流變阻尼混合控制策略,根據模糊控制原理設計了以簧載質量和非簧載質量間相對位移或簧載質量加速度分別作為輸入變量的模糊邏輯控制器用於磁流變阻尼半主動懸架的智能控制。
  4. The paper analyzes the non - lineal relations of the quantity of heat exchange and water flux of coil exchanger in part - load operating condition, the shortage of deciding the water flux in bypass pipe, the disadvantage that the operating condition of pumps and chiller ca n ' t be met with the load change of the air conditioning system in different operating condition of using pressure - difference bypassing control in primary water pump system. using load control method in the change of the operating condition of primary water pump system can realize that the load change is small and reasonable in the on / off condition of pumps and m m chiller by comparing load control method in primary variable - flow water pump system with pressure - difference bypassing control method, back water temperature control method

    本論文從目前空調工程中使用的變流量水系統入手,研究了盤管換熱器在部分負荷下水流量與換熱量的非線性關系,分析了文獻中介紹的旁通管通流能力選擇的不足之處和一次泵水系統採用壓差旁通控制時,工況轉換不能滿足系統控制要求的缺陷;比較了一次泵變流量水系統中壓差旁通控製法、回水溫度控製法、負荷控製法的精確性,並得出了在一次泵水系統的工況轉換時,採用負荷控製法能使冷水機組及其相應水泵在啟停時的負荷變化范圍較小,更符合建築物的冷量需求,節能效果較好的結論。
  5. Through the comparing test on the running and passing capability of the vehicles with and without the action of the auto control system of the off - road vehicle ' s difference velocity lock organ, the feasibility of the method and the validity of the road were validated

    進行了越野汽車差速鎖止機構自動控制系統作用前後兩種狀態汽車行駛及通過性能的道路對比試驗,驗證了試驗方法的可行性,和所構建試驗道路的有效性。
  6. The comparisons of passive isolation control, passive - off control, passive - on control and fuzzy semi - active control show that the roof mr isolation system is a valid and practical intelligent semi - active control system. the roof mr isolation system is quit valid in suppressing the seismic whipping effect of the top machinery building

    本文比較了被動隔震控制、被動-關控制和被動-開控制和模糊半主動控制效果。研究表明:安裝屋蓋mr智能隔震系統有效的抑制了升船機頂部廠房的地震鞭梢效應,是一種有效和實用的智能半主動控制系統。
  7. Plc is widely used in automatic control for its strong function, high reliability, wide applicability, modular structure and etc. many customer services, such as showing process - flow charts, displaying dynamic - data - base interfaces, editing tables, generating charts, managing production and etc, can be provided by connecting personal computers ( pcs ) to a plc network. in a plc - pc system, plcs, which serves as the low - level units, are used to collect and control the data, ( for example, the on / off quantities and analog input / output quantities )

    把個人計算機連入plc網路可以向用戶提供諸如工藝流程圖顯示、動態數據畫面顯示、報表編制、趨勢圖生成、窗口技術以及生產管理等多種功能,作為底層單元的plc完成對現場開關量、模擬輸入輸出量的控制處理,而利用微型計算機良好的人機對話界面和數據處理功能,實現對一臺或多臺plc進行監控,充分發揮plc可靠、靈活的控制性能和計算機在管理、監控等方面的優勢,提高控制系統的整體自動化程度。
  8. In order to overcome the disadvantages of servo valves and the spool valves, the fast hydraulic system controlled by the fast on - off valve is researched which uses the on - off valves as the pilot valves. they are used to control the opening and closing of the logic valves, thus they can control the pressure and the flow. so they can control the movement direction and the velocity of the piston

    為了克服伺服閥和滑閥的不足,本文所研究的基於快速開關閥的快速液壓系統採用快速開關閥作先導閥,控制邏輯閥的開啟和關閉,從而控制液流的通斷和壓力的高低、流量的大小,以實現對活塞運動方向、速度的控制。
  9. In this paper, nonlinear static analysis methods, structural dynamic time history analyses based on structural state equation in hamilton system, multi - mode control theories of multiple tuned mass dampers, and semi active control laws of " on - off " are investigated

    本文分析和研究了結構靜力彈塑性分析方法、基於hamilton體系下結構狀態方程求解結構動力學問題的數值逐步積分方法、多重調諧質量阻尼器( mtmd )的多模態控制理論以及建築結構的半主動控制律。
  10. From the research of the experiment and the simulation, conclusions and suggestions are gotten : ( 1 ) the fast hydraulic system which uses fast on - off valve as the pilot valves to control the logic valve is an available system

    從模擬和實驗研究可得出如下結論和建議: ( 1 )本課題所研究的採用快速開關閥作先導閥控制邏輯閥的快速液壓系統,是比較可行的方案。
  11. Since the analysis of the inverter and its control system is very complex, the frequency analysis, time domain analysis and control system is made in capacitance operated conditions limited to pressure of time and paper length. the research content can be summed up as follows : ( 1 ) a new equivalent circuit of dbd circuit ( dielectric barrier discharge ) that consider the consume of transformer, the on - off switching loses and so on is presented based on the ozonier powered by sine current source. as compared with the former equivalent, the new equivalent circuit can be depicted the actual ozone circuit accurately

    本文主要針對容性狀態下的臭氧發生器電源進行相關研究,研究內容包括以下幾部分: ( 1 )在正弦電流源供電的dbd型發生器的基波等效電路基礎上,提出了一種考慮電路雜散損耗(變壓器勵磁損耗、開關管開關和導通損耗以及其他元件的熱損耗)的改進型基波等效電路,並採用該等效電路得出了適用的臭氧發生器電源設計方法,實驗驗證了該基波等效電路具有工程設計精度高的優點。
  12. This paper presents a design method of an off - line portable scanner, which can be used without computer. we discuss the system based on a synchronous digital signal processor with multicenter, which is used to gather data with high speed. ti ' s tms320vc5402 is a sixteen - bit fix processor, and we make it the core of our control system

    本文提出了一種能夠脫機使用的便攜式掃描儀的設計思想,論述了高速多通道同步dsp數據採集系統,以高性能的tms320vc5402十六位定點dsp為核心,充分利用其強大而高速的數據處理能力對採集的數據進行復雜的運算,並快速以圖形方式輸出處理結果。
  13. The load - control apparatus adopted a single - chip microcomputer system, whose mcu was a kind of high - speed processor - ds80c320, whose a / d switched apparatus was max180, whose low - pass filter was max293, whose f / v transformed circuit was lm331, whose controlled silicon phase - shift touch - off circuit was tca785, and whose communicating interface of rs232 was max202. the watchdog of the mcu was max705 and the system used an on - off electrical source to supply power

    球磨機負荷控制儀採用了單片機系統, mcu採用ds80c320高速處理器,採用max180作為md轉換器,低通濾波器為max293 , f v轉換電路利用lm331 ,可控硅移相觸發電路使用tca785 , rs232通信介面晶元採用max202 , mcu監控電路為max705 ,系統使用開關電源供電。
  14. The on / off control performances of the skyhook damper in semi - active suspension system, the occur of chatter and its avoiding are analysis. the continuous damping rules are derived according to the feature of damping curve given by the controller in active control system

    首先對主動懸掛系統阻尼控制中的天棚阻尼原理在半主動懸掛中的應用進行了研究,分析了其開關控制特性、顫振及其避免方法;根據主動懸掛控制信號的特點導出了連續阻尼控制規律。
  15. Therefore, it is proved that the control with high - speed on - off valves can realize the servo control function that be carried out with analog control whose control flowrate is proportional to is value. secondly, the paper builds up the mathematics model of the normal pneumatic servo system based on the symmetry structure, and the main characteristic parameters are analyzed and then introduce the theories to increase

    論文基於易於進行分析的對稱結構的高速開關閥閥控氣缸,建立了氣壓伺服系統動力機構的數學模型,分析了其主要性能參數,提出了提高純氣動伺服系統阻尼比的方法,並從理論上分析了其實現的可能性。
  16. Including picking control system designed by two - chip structure controller and system of let - off & take - up motion based on servo control. and some deep research on tension control and start mark compensation

    包括two - chip結構的控制器實現的選緯控制系統以及基於伺服控制的送經及卷取系統,並對張力控制以及開車痕補償問題進行了深入研究分析。
  17. Study on a electro - hydraulic servo control system with the on - off valves of the drill boom positioning mechanism of drilling robot

    鑿巖鉆車脈沖數控式電液伺服系統的研究
  18. Firstly, the research and development situation of pneumatic servo system in recent years is summed up. meanwhile, the development history and present situation of interrelated control theory is reviewed. considering the cost and the capability of control of phcc servo system, high - speed on - off valves are used as control valves and controlled with pulse width modulation ( pwm ) in this system

    論文首先綜述了近年來氣壓伺服系統的研究和發展狀況,考慮到氣液聯控伺服系統的成本和控制的可能性,確定採用氣液高速開關閥作為系統的控制閥,應用脈寬調制( pwm , pulsewidthmodulation )方法進行控制。
  19. This system has various kinds of sensors, such as pressure, temperature, electric current, voltage, controlling synthetically, etc. after a sensor does not work or takes off the line, other sensor of on - the - spot equipment will serve as the commander or the controller. so the system does not be influenced with for some sensor ' s trouble. this is the best advantage of control system based on fieldbus

    由原集散控制系統( dcs )升級為fcs系統,本文所討論的系統有壓力、溫度、電流、電壓、綜合控制等各種傳感器,當一個傳感器失靈或脫線后,其它有關傳感器會自動擔任指揮員或調度員,系統不會因為某一節點的故障而影響整個系統的運行,這是基於現場總線控制系統( fcs )的優勢。
  20. Based on the heating treatment control system of a spring steel - wire production line in a factory, hubei province, the paper deals with the design of fully automatically monitoring system across its manufacturing process. through research of parameters of temperature control during the period of heating, annealing and tempering in steel wire manufacturing process, the corresponding composite intelligence fuzzy controller is designed. in light with the way of fast heating, a composite intelligent fuzzy controller combined with on - off control & pi control is set up

    本文以湖北某鋼絲繩廠彈簧鋼絲熱處理生產線控制系統為依託,論述了整個生產過程的監控系統的設計,通過對該類鋼絲生產中的快速加熱過程、退火、回火等過程中的溫度控制參數的研究,設計了相應的智能型復合模糊控制器,根據快速加熱過程的實現方式,對于快速反應的被控對象,給出了以模糊控制為基礎的結合開關控制、 pi控制的快速升溫,且不超調的一種智能型復合模糊控制器,對于退火、回火等工藝過程,採用電加熱方式,該類工藝過程作為控制對象屬于具有純滯后的大慣性系統,作者設計出模型預測自適應模糊控制器,並對所設計的控制器進行計算機模擬實驗,取得了滿意的效果。
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