量程電位器 的英文怎麼說

中文拼音 [liángchéngdiànwèi]
量程電位器 英文
range potentiometer
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : 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...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  1. Pre - data gathering module achieves the collection and communication of sixteen - route temperature signal. speed measuring and controlling module realizes the control of refolw soldering transfer speed by manipulating transducer. on - off outputting module fulfills calefaction control of calefaction tube by solid state relay. above position operator software programs by delphi, and realizes pid parameter automatic timing and no - oversnooting temperature control. software has friendly interface, convenient operation, complete functions

    前置數據採集模塊完成16路溫度信號的採集和通訊;速度測模塊與速度控制模塊通過控制變頻來調節迴流焊的傳輸速度;開關輸出模塊通過固態繼對加熱管進行控制;上機軟體採用delphi編,實現了pid參數自整定以及無超調的溫度控制。
  2. Measurement at full range setting for a dc current calibrator with not more than 3 ranges

    一臺不超過三個的直流流校正
  3. It is a special unit to produce electric materials, apparatus and accessories of wires and cables. all of our products up to standard have been examined by the quality examining and testing centre for electric engineering material accessories of the state ministry of power industry

    1985年, 1994年改制為股份合作制, 2001年改制為有限責任公司,是專業生產力金具纜附件的單,產品經力工業部力工材料部件質檢驗測試中心檢測為合格。
  4. It is suitable in computer network project 、 electronic instruments 、 armarium 、 research institute 、 measurement and test device 、 factory test board and so on

    適用於腦網路工、家用、醫療設備、科研單、測試、測設備、工廠校驗臺等設備配套使用。
  5. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指容結構,採用體硅微機械工藝製作的高深寬比叉指容式敏感元件,具有高靈敏度、寬、非線性誤差小、外圍路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流和關鍵工藝技術;對敏感晶元內部的c - v介面路進行了原理設計與分析,利用差動測技術得到由振動引起的微小容變化,經c - v介面路進行相調制處理,然後通過解調輸出與加速度成正比的壓信號。
  6. Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc

    本文根據大的國內外文獻,對研配液壓機的工作原理及設計結構進行了簡介;對置同步的控制方法進行了比較分析,提出比例閥和伺服閥復合控制的閉環結構來對非對稱雙缸進行同步控制液比例同步控制方案;在此基礎上著重對比例閥控非對稱缸建模,最後得到置控制系統的總體數學模型,從理論上對同步系統動態特性進行了分析,並用pid控制進行參數整定,減小雙缸同步誤差、提高系統的動態響應性能;其中控制性能的分析藉助于matlab軟體中的simulink工具箱,由已建立的數學模型形成模擬模型,得到可視化的模擬結果,從而利於交互方式下調整參數,了解不同的參數對系統的影響,優化同步系統的動態性能;在深入了解系統的動作特性后,對plc控制研配液壓機的原理進行了探討,針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃,編制出研配液壓機動作控製序,在編中著重研究移傳感與plc的通訊、雙缸同步運行的pid控制在plc上的實現及bcd碼撥盤輸入序的植入問題。
  7. This article discuss the method to measure distortion of truss by means of ccd device. the distortion can be measured with many kind of displacement transducer, but it must be placed on stable base. when the huge truss is moving through some tunnel, it is difficult to find a stable base, especially there is no enough space for someone to operate. it is hardly to measure the distortion by touching. on the contrary, this can be achieved by means of ccd device

    桁架在自重或載荷的作用下產生的撓度可以用多種移傳感測得,這些測方法需要有良好的基礎,在大型桁架梁測現場,由於桁架的變形,難于找到這種基準,如果加上測環境惡劣,人無法操作情況,則會給撓度測帶來極大的困難,而採用光荷耦合件,並利用激光進行遠實時撓度測,即可以解決這個難題。
  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,課題期間研製了下機系統硬體和軟體,開發了上機監控軟體,其中所作的具體工作包括:測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,分別是旋轉編碼法、液壓力傳感法和可變法;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模擬信號流環的輸出路來提供系統監測,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,並完成了序設計;與上機的通信介面設計,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路設計、操作鍵盤設計、源監控路設計、壓基準路的設計。
  9. Remember the following words and expressions : e. g. multimeter ; circuit , current ; voltage ; resistance ; digital multimeter ; analogue multimeter ; analogue multimeter scales ; zero adjustment control ; zero adjustment control for resistance ranges ; measurement ranges switch ; transistor test socket ; meter probe ; positive terminal ; negative terminal ; anode ; cathode ; red lead ; black lead ; power supply ; connect in parallel ; connect in series

    記住萬用表、路、流、壓、阻、數字萬用表、模擬萬用表、表頭、機械零調整、歐姆零調整選擇開關、晶體管插孔、表棒、正接線端、負接線端、陽極、陰極、紅導線、黑導線、源、並聯、串聯等常用英文單詞,並逐步掌握。
  10. Automatization and intelligent are the general developmental inclination in instruments and meters, the intelligent corrosion monitor based on microcomputer technique has been a new direction in corrosion monitoring. the process and tendency at home and abroad in intelligent corrosion monitor are reviewed in this paper, at the same time, an coulostatic corrosion monitor under potentiostatic control has also been introduce, which widen the application of coulostatic technology

    智能化和自動化已成為當今儀儀表發展的潮流,以計算機技術為控制內核的智能化腐蝕監測儀成為腐蝕監測重要發展方向。本文綜述了腐蝕監測儀的發展過,並對其發展趨勢進行了分析,研製了恆控制下的恆智能化腐蝕監測儀,擴大了恆法在腐蝕監測中的應用范圍。
  11. Raised the idea of constructing hybrid capacitor with a battery based positive electrode and a capacitor based negative electrode, experiment proved that a hybrid supercapacitor with a manganese dioxide based positive electrode and an activated carbon based negative electrode showed very good performance, double electrode specific capacitance could be enhanced to 95. 7f / g, that is 2 ~ 3 times that of the carbon based supercapacitors. furthermore, the maximal voltage of a single cell could be expanded to 1. 5v, as a result, the energy density could be ten times higher than that of a carbon based supercapacitors

    本論文中我們提出了將池哈爾濱工大學碩士學論文的正極與的負極結合成混合超級的構想,並成功實現了二氧化錳正極和活性炭負極的組合,構成的錳碳混合超級極比容可達到95 . 7f / g ,比活性炭超級提高了2一3倍,單體工作壓可以高達1 . 5v ,從而使能密度提高到碳基超級的十倍。
  12. At the same time, the method of disposal phase shift of ct by compensation is introduced. then the analysis and statistic of electrical power quality, the control scheme and compensating amount of capacitor for reactive power compensation are analyzed respectively. and in the paper, the control with a / y and the switch with ac contactor and solid state switch is valid measure not only for improving operate level economically and amending electrical power quality but also for avoiding of replacing switch frequently and decrease economic loss

    然後對現有的演算法進行了詳細的分析、比較,篩選出既能滿足硬體要求又可降低投資、保證精度、簡化軟體的方案,確定了準同步采樣的方案,並通過對準同步采樣誤差的分析,提出了一種從45開始采樣,從而提高精度的采樣數據處理辦法,同時,對于流互感漂移提出了一種補償辦法,接著對裝置中能質分析與統計以及無功補償中的補償、投切原則也作了相應分析,其中對于無功補償採用y混合接線,並利用交流接觸和固態開關共同投切容,不但提高了經濟運行水平、改善了能質,而且有效的避免了頻繁更換開關,減少了經濟損失;最後,設計了裝置的硬體路並繪制了相應的軟體流圖。
  13. It is suitable in computer network project 、 electronic instruments 、 arm - arium 、 research institute 、 measurement and test device 、 factorytest board and so on

    適用於腦網路工子儀設備、醫療設備、科研單、測試、測設備、工廠校驗臺等設備配套使用。
  14. The thesis finished a sample instrument used in measurement node. it is based on 8 - bit micro controller unit and has smart functions including auto calibration, auto scale change and auto balance of whetstone bridge. the data can be processed, stored, transferred and displayed in the sample device

    本文完成了測試系統中基於16微處理的網關的硬體架構和軟體實時多任務內核的設計;研製了基於8微處理的具有自校正、自動轉換及測試橋的自動調平功能的測試節點樣機;實現了測試節點的數據處理、存儲、顯示和傳送;繪制並編寫了測試節點的硬體路圖和軟體源序。
  15. The monitoring system of remote electric quantity based on pstn obtains the electrical parameters of transformer by the data acquisition module, host computer dials every monitored station by roll polling. inferior processor transmits datas to the computer in superior monitoring center through pstn for storage and processing, to provide the analysis and statistics for the supervisor section. the system is simple and cheap, and it will have a good prospect of application in electrical system

    基於pstn的遠監控系統通過數據採集模塊對變壓參數進行採集,主機通過「輪循」的方式,依次撥通每一個監測站點,下機將檢測到的數據通過pstn公用話網送到上層監控中心的計算機系統進行存儲和處理,以提供主管部門的分析和統計之用。
  16. Until now, there have had the single way proportional valve controlling the power or the route, double way ratio valve controlling the orientation. they cover flux control, pressure control, velocity control and position control. according to these functions, ratio amplifier has single way or double ways type amplifier

    由於比例閥已經發展出單通道力、行控制比例閥,雙通道方向控制比例閥,廣泛用於流、壓力、速度、置控制等環節中,比例放大也本著這些功能研製出了單、雙通道的比例
  17. Reactive power are calculated using the new algorithm. on the basis of analyzing different kinds of control strategies of var compensation, the paper applies the criterion of voltage and var to control switching and illustrates a improved mode of switching capacitor which can prevent the switched - capacitor from the impacting of instantaneous rush currents by means of zero - crossing triggering of scr components, and can realize auto - tracking var and auto - switching shunt capacitor bank. initial operating parameters are stored in information flash memory of the mcu using flash self - programming technique in order to decrease complexity of the circuit and improve stability

    高壓智能無功補償控制以flash型16單片機msp430f149為控制核心,採用了一種相角實時測的新演算法,並在此基礎上計算出了功率因數、有功和無功,減少了運算提高了精度;在分析了各種無功補償控制策略的基礎上,以母線壓和無功功率復合判據控制投切,並提出一種改進的投切方式? ?暫態投切控制晶閘管過零觸發,避免了投切時的流沖擊;穩態運行時接觸替代晶閘管,實現無功補償的自動跟蹤和的自動投切,解決了投切時的暫態流沖擊和穩態時可靠運行的難題;控制的原始運行參數採用flash自編技術,將其保存在msp430f149片內的信息flash中,簡化了硬體路,大大提高了系統的可靠性。
  18. The integrated battery makes the measurements independent of a stationary power supply. the graduated measuring ranges extend from 0 - 200 n to 0 - 2800 kn, depending on the power transducer that is installed

    根據已安裝的源傳感可從0 - 200 n擴大到0 - 2800 kn 。對于整個力測系統,精度為0 . 5 %加減正負上限值的一個
  19. This kind of device has extensive applications. the eddy current displacement sensors with various sensitivities can work with the instrument

    儀使用范圍廣泛,在選擇合適的之後,可以與不同靈敏度的渦流移傳感配合使用。
  20. The circuit design of the can communication module based on sja1000 can controller and double - port ram idt7007 is completed, and the circuit design of data processing instrument based on sja1000 can controller and 20 - bit multi - range a / d converter is done, and the circuit design of output control instrument based on sja1000 can controller and tlc5616 d / a converter is completed

    在硬體上完成了基於sja1000can控制和雙埠ramidt7007的can通信卡的路、基於sja1000can控制和20a / d轉換的數據採集儀表的路、以及基於sja1000can控制和tlc5616d / a轉換的輸出控制儀表的路設計及實驗。
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