voltage adjustment 中文意思是什麼

voltage adjustment 解釋
電壓第
  • voltage : n. 【電學】電壓,電壓量,伏特數。 the working voltage (電氣的)耐壓限度。
  • adjustment : n. 1. 調整;調節(裝置);校正。2. 調節。3. (賠償損失的)清算。
  1. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上,通過系統建模和數字模擬分析,分別針對航空低壓直流( lvdc )和高壓直流( hvdc )兩種電動機構用永磁無刷電動機,在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究,提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。
  2. Our company relay on abundant technique, advanced produce appliance and modern managerment mode, our products have good quality and function. the company has been iso9001 : 2000 quality system sgrant can b015 - q : 15 03q5439r10, has international facture calculate appliance s lisense cmc zhejiang province 02810232. the company alse strictly produce, sale and service according to the quality system. main products : almighty putin intelligent temperature control meter xmt - 808, can put through the computer and has the appearance, program intelligent industries adjustment meter, record meter, a series of temperature and humidity controller xmt - 9007, voltage adjustment instruments zk - 1, zk - 3, all kings of temperature sensors, time relays, lcd and so on. wide make use of the plastics, packing, printing, house electric appliance and some other machine field. also include the textile printing, chemical engineering sprint, dyeing, baccy, even, air conditioner, make cold and etc. field. has variety of products, all standards and directly sales to internal and international market

    主要產品有萬能輸入型智能溫度控制儀表xmt808 ,具有計算機通訊介面及界面可編程智能工業控制儀記錄儀,溫濕度控制儀表xmt9007整套,電壓調整器zk - 1 zk - 3 ,各類溫度傳感器,時間繼電器,液晶顯示儀表等產品品種多,規格全,真接銷往國內及國際市場,廣泛應用於塑料包裝食品印刷家電等機械行業和輕紡化工印染煙草烘箱空調製冷等領域。
  3. Main products : almighty put in intelligent temperature control meter xmt - 808, can put through the computer and has the appearance, programintelligent industries adjustment meter, record meter, a series of temperature and humidity controller xmt - 9007, voltage adjustment instruments zk - 1, zk - 3, all kings of temperature sensors, time relays, lcd and so on. wide make use of the plastics, packing, printing, house electric appliance and some other machine field. also include the textile printing, chemical engineering sprint, dyeing, baccy, oven, air conditioner, make cold and etc. field

    主要產品有萬能輸入型智能溫度控制儀表xmt808 ,具有計算機通訊介面及界面可編程智能工業控制儀記錄儀,溫濕度控制儀表xmt9007整套,電壓調整器zk - 1 zk - 3 ,各類溫度傳感器,時間繼電器,液晶顯示儀表等產品品種多,規格全,真接銷往國內及國際市場,廣泛應用於塑料包裝食品印刷家電等機械行業和輕紡化工印染煙草烘箱空調製冷等領域。
  4. 9 dakai zhu, melhem r, childers b r. scheduling with dynamic voltage speed adjustment using slack reclamation in multi - processor real - time systems. ieee trans. parallel distributed systems, 2003, 14 : 686 - 700

    動態電壓調節是體系結構層的低功耗技術,由於系統運行的能量消耗與運行電壓成平方關系,在運行期間動態改變系統電壓可以極大的降低系統的功耗。
  5. In order to enhance the precision, this design proposes that temperature - measuring circuit of platinum resistors and software should be employed to carry on adjustment of measured precision ; it also proposes that the interference of the grid can be reduced by the voltage front feed ; and meanwhile it calls for the application of the photoelectric insulation, the over heating protection and alarm so as to enhance the security performance of the system

    為了提高精度,本設計還採用了鉑電阻溫度測量電路,並利用軟體對測量精度進行自校準;通過電壓前饋控制減少電網干擾。此外,設計中還加入了光電隔離措施及過熱自動保護和報警功能,以增強系統的安全性能。
  6. Firstly, the thesis briefly reviews the history of voltage and reactive power control technology, focusing on the defects of the equipment in use. then, with the theoretical analysis and the discussion on voltage and the characteristic of power system as well as the basic principle of voltage and reactive power control, the thesis makes a research on the character of voltage and reactive power control and interprets the controlling regularity of substation. in addition, with the consideration of the changes of transformer tips and the combined influence of capacity groups and reactive power and voltage, the thesis makes adjustment suggestion to the different operating - zones of voltage and reactive power

    本文從降低網損和提高變電站自動化水平著眼,對變電站電壓無功控制應用方面的問題進行了研究,本文首先簡要回顧電壓無功控制的發展概況,著重指出了現有電壓無功控制裝置的缺陷;通過理論分析,在討論電力系統電壓、無功調節特點以及電壓無功總體控制原則的基礎上討論了變電站電壓、無功控制特性以及控制原理,給出了變電站電壓無功的控制規律;考慮了變壓器分接頭的變化及電容器組的投切對無功和電壓的綜合影響,針對電壓、無功的各種運行控制區域給出了相應調節策略。
  7. Then the paper analyzes control system of hybrid active power filter, the way of harmonic detecting and the principle of control system, digital low pass filter and the generation of pwm, on the base of which the paper designs a new parallel hybrid active power filter which is controlled by tms320lf2407, and detailedly introduces drive circuit of pwm, sampling circuit of current, voltage adjustment and protection circuit, communication circuit, liquid crystal display circuit

    分析了混合型有源濾波器的控制系統、諧波檢測方法及控制原理、數字低通濾波器和pwm信號的產生,在此基礎上設計了一種基於tms320lf2407為控制核心的並聯混合型有源電力濾波器硬體原理圖。並對pwm驅動電路、電流采樣電路、電壓調整、按鍵輸入和保護電路、通信模塊、液晶顯示模塊進行了較詳細的分析說明。
  8. This paper makes a detailed analysis as to the fundamental circuits and fundamental principles of boost dc - dc converter, spwm inverter and ac voltage adjustment circuit in the power supply. at the same time, the paper introduces the choice of the parameters and the design of control

    本文分別對逆變電源中的boost升壓斬波電路、 spwm逆變電路以及斬控式交流調壓電路從基本拓撲結構和工作原理上進行了詳盡闡述,同時介紹了各功能模塊的參數選取和控制設計。
  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、電路、電流、電壓、電阻、數字萬用表、模擬萬用表、表頭、機械零位調整器、歐姆零位調整器、量程選擇開關、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、電源、並聯、串聯等常用英文單詞,並逐步掌握。
  10. Electrical parameter includes voltage, current, power, frequency, power factor, and so on. the adjustment system of electrical network needs many panel instruments that can show the electrical parameter, such as voltage, current, power, cycle etc. tjsually these instrument is not accurate, wastes manpower resource, and the management of the data is inconvenient and easy to mistake. recently the development of micro - electronics technology and the advent of slsi. especially the advent of singlechip, lead to a new revolution in the field of instrument

    電工參數一般包括電壓、電流、功率、頻率、功率因數等。在電網調度自動化的設備中需要配置多隻測量顯示上述電工參數的鑲嵌式面板表,如電壓表、電流表、功率表等等,其一般均為指針式面板表,精度低,可視距離近,數據需要人工抄錄,浪費人力資源,數據管理不便,容易出錯。
  11. Compare to other kindred products, besides adjustment of speed, the new calibrater can adjust teeth number and voltage of fanout. the new calibrater can also output a pulse one cycle which simulate cylinder top dead center

    這種標定器與國內外同類產品相比,除了轉速可變外,還有一些創新之處:齒數可調、輸出幅值可調、同時可以輸出每周一個的上死點參考信號。
  12. In the dissertation, a novel hybrid excitation constant voltage synchronous generator is adopted to improve the system performance, which takes the advantages of both electrical excitation and permanent magnet machines. a parted configuration is presented in order to design the structure of the generator. the adaptive digital adjustment is settled in principle using the single chip microcomputer 80c31 as the control core of the voltage regulator and adopting the proportion - integral - differential control as the control arithmetic, then a sample is made

    論文對同步發電機的工作原理、性能特點、電機本體以及電壓調節器的硬體和軟體設計進行了研究,針對稀土永磁同步發電機變載、變轉速情況下輸出電壓不可調的不足之處,採用一種新穎的電機型式? ?自適應復合勵磁恆壓同步發電機,綜合了永磁發電機和電勵磁發電機的優點,提出一種磁路分開的結構進行電機本體的設計,並選用單片機80c31作為電壓調節器的控制核心,比例?積分?微分控制( pid )作為其控制演算法,從原理上較好地解決了其電壓的自動數字調節,並試制了一臺樣機。
  13. ( 2 ) reactive power optimal of hv network is a very complex nonlinear discrete optimal problem. to ensure the speediness, feasibility and optimality, evolution algorithm is improved by combination with interior point sequence linear optimal algorithm and expert knowledge of voltage / var adjustment. the improved algorithm is applied to the reactive power optimization and achieves distinct effect

    ( 2 )高壓網路無功優化是一個非常復雜的非線性離散優化問題,為了保證計算結果的快速性、可行性和最優性,本文結合內點法的逐次線性優化方法,以及電壓無功調節的專家經驗,對模擬進化優化方法進行了改進,並將該演算法應用於無功優化問題的求解,取得了顯著的效果。
  14. Reservoirs, dams, water inlet, water diversion tunnels ( including branch tunnels, water diversion canals, voltage adjustment wells ( towers ), open - air high - voltage conduits, premises, water discharge canals, communications facilities between premises and dams and other related ancillary equipment used by hydropower stations

    (三) 、水力發電廠使用的水庫、大壩、取水口、引水隧洞(含支洞口) 、引水渠道、調壓井(塔) 、露天高壓管道、廠房、尾水渠、廠房與大壩間的通訊設施及附屬設施。
  15. Svc series single - phase stabilizer which are composed of contact type self - coupling voltage regulator, automatic sampling control circuit and servimotor, having the advantage such as compact size, light werght, stable and continuous voltage provision wide voltage adjustment and negligible wave form distortion

    Svc系列單相高精度全自動交流穩壓器是由接觸調壓器、取樣控制電路和伺服電機組成;具有輸出電壓連續平穩、調壓范圍寬、輸出波形失真小和穩定可靠等優點
  16. Svc series three - phase stabilizer which are composed of contact type self - coupling voltage regulator, automatic sampling control circuit and servimotor, having the advantage such as compact size, light weight, stable and contnuous voltage provistion wide voltage adjustment and negligible wave form distortion

    Svc系列三相高精度全自動交流穩壓器是由接觸調壓器、取樣控制電路和伺服電機組成,具有輸出電壓連續平穩、調壓范圍寬、輸出波形失真小和穩定可靠等優點。
  17. Voltage adjustment rate

    電壓調整率
  18. The principle of voltage adjustment and power factor improvement in capacitor were analyzed, and the choossing approach was introduced

    摘要本文分析了電容器作為無功補償裝置在電壓調整和功率因數提高方面的作用原理,同時介紹了具體應用中電容器的選擇方法。
  19. The inverter apparatus controlled by pre - set voltage adjustment project has the advantages of low harmonic content, high output frequency precision, simple control circuit. therefore, this kind of project is the hot point in inverter power studying field

    用「開關預置式電壓調節方案」控制的逆變電源具有輸出諧波含量低、輸出頻率精度高、控制電路簡單等優點,是逆變電源研究領域的熱點。
  20. The single - stage isolated inverters can fulfill all the functions of two - stage inverters in one stage, including dc / ac inverter, voltage adjustment and electrical isolation. thus, the circuit structure and the control schemes can be simplified, with resultant high reliability and reduced cost

    單級式隔離逆變技術只需一級功率變換就可完成傳統兩級逆變電路的全部功能包括dc / ac逆變、電壓調整及電氣隔離。
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