power and supply system 中文意思是什麼

power and supply system 解釋
電源,供電方式
  • power : n 1 力,力量;能力;體力,精力;(生理)機能;〈常 pl 〉才能。2 勢力,權力,權限;威力;政權;權...
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • supply : vt ( plied) 供給;供應;配給;補充,填補,彌補(不足、損失等)。 Cows supply us (with) milk ...
  • 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. Energy efficiency fund in jointly efforts of unido, alton fund and netherlands government 5. distributing cooling, heating and power combined supply system

    提高常規發電廠效率技術:研究超聲波乳化燃油節油技術以及燃煤發電廠汽輪機余熱蒸汽中熱能回收技術等。
  2. October 9, 2007 - yokogawa electric corporation announces that yokogawa india limited has received a contract from national thermal power corporation ltd. ( ntpc ), india ' s largest power utility, to supply automation and control system for a new supercritical coal fired power plant project in bihar state

    10月8日消息? ?橫河電機公司宣布橫河印度公司獲得了印度最大電力公司(印度)國家火力發電有限公司( ntpc )的合同,為比哈爾邦一個新的超臨界燃煤電廠項目提供自動化和控制系統。
  3. Check the running and operation of power distribution unit, determent peccancy operation / using, ensure the normal running of power supply system

    負責檢查各配電設備的運行和使用,制止違章操作使用,確保各配電設備的正常運行。
  4. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了等比例長孔式混合器控制空燃比;通過提高壓縮比來彌補動力性的損失;以動力性為主控目標,對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節;通過空燃比的合理控制,直接改善發動機的動力性、經濟和排放指標;作為對缸內燃燒過程的理論分析,進行了燃燒特性的實驗測試;對原汽油機和新開發的液化石油氣發動機,進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。
  5. Because of the elements which run under nonideal linearity and unentire symmetry in the power system, the loads which are different and change randomly, the methods which adjust and control the system faultily and operate improperly, the disturbance and the malfunction which happen somewhere, the current and voltage in the supply system are distorted seriously and thus large amount of harmonics are produced

    但是,由於電力系統元件運行的非理想線性或非完全對稱、負載的性質各異且隨機變化、調控手段的不完善以及錯誤操作、外來干擾和各種故障的存在,供電網中的電流(電壓)發生畸變,產生大量諧波。
  6. After analyzing several kinds of protection for feeder line in subway dc traction power supply system, it is pointed out in the paper that the phenomena of refusing action and error action can not be avoided with existing protection which can not protect the whole feeder line

    摘要分析了地鐵直流牽引供電系統中幾種常用的饋線保護類型,發現現有的保護方法很難避免跳閘保護拒動或誤動現象的發生,並且不能保護饋線的全長。
  7. Presents the steady - state programming with constant coolant average temperature and constant live steam pressure, an ideal programming for marine nuclear power plant ( npp ), under which, both the coolant average temperature and the live steam pressure of nuclear steam supply system ( nsss ) are constant when the steady state operating condition is varied, and points out that in comparison with the steadysate programming with constant coolant average temperature, the ideal programming can improve the overall operating performance of npp effectively, especially in low - load range, for instance, raise the heat efficiency of npp, decrease the operating noise of main coolant pump, and improve the conditions of design, operation and control of the secondary loop system

    雙恆定運行方案是船用壓水堆核動力裝置的理想運行方案.在這種運行方案下,當裝置穩態功率變化時,冷卻劑平均溫度與蒸汽壓都保持不變,與通常採用的冷卻劑平均溫度恆定運行方案相比,有效地改善了核動力裝置的總體運行性能,特別是在低負荷運行時,可以提高裝置經濟性、降低主泵運行噪聲、改善二迴路系統的設計、運行和控制條件,這對于提高船用核動力裝置的運行可靠性和安全性具有實際意義
  8. Answer : be on duty the task of perambulatory job is the surveillance, examination, moving state that safeguard and records power supply system, discover the unusual situation of equipment and circuitry in time, handle electric breakdown and accident correctly, make sure reliable safety runs power supply system

    答:值班巡視工作的任務是監視、檢查、維護和記錄供電系統的運行狀況,及時發現設備和線路的異常情況,正確處理電氣故障和事故,保證供電系統可靠安全運行。
  9. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統( pwm )和位置環構成的定位系統中,速度環的參數隨負載特性;電網電壓;給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 , 2 .因此在設計位置環的離散滑模控制時,必須針對速度環(即位置環的控制對象)的參數攝動范圍採用「對象參數攝動離散滑模控制器的設計方法」 ,以確保系統在參數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.為剖析該設計方法的控制效果,本文作了對比性研究,並將該設計方法用於工業試驗中,取得了滿意的結果
  10. Power supply and control system and principal tec

    正離子加速器的電源與控制系統及主要的技術問題
  11. Power supply system for urban trolleybus and tramway

    城市無軌電車和有軌電車供電系統
  12. Monitoring and control system for triphase power supply

    三相專用電源屏的監測與控制系統設計
  13. As the key block of the wireless communication transmitter in rf, it is very useful in improving the output power and efficiency, lowering the loss of the supply, lowering the size and the weight, lengthening the time of communication. class e power amplifier which is suitable to amplify envelop signal is very important in modern communication system

    功率放大器( pa )作為無線通信射頻發射機中不可缺少的關鍵電路,對于提高手機的功率效率、降低電源損耗、減小體積重量、延長通話時間有著舉足輕重的作用,而適用於恆包絡信號放大的e類功率放大器,更是在現代通信系統中佔有十分重要的地位。
  14. The third generation of scada, based on the technology of distributing computer net and relation data base, could realize the large - scale internet connection, which is currently applied in data collection, surveillance control and processing control in the fields of electric power system, water supply system, petroleum and chemical industry etc. the fourth generation of scada would adopt the internet technology, object oriented technology, neural network as well as java technology as its main development tendency, aiming at enlarging the integration of scada and other systems, which could finally meet the needs of business management and integrated security economic circulation

    現在的基於分散式計算機網路以及關系數據庫技術的能夠實現大范圍聯網的第三代scada系統被廣泛應用於電力系統、給水系統、石油、化工等領域的數據採集與監視控制以及過程式控制制等諸多領域。第四代scada系統的主要發展趨勢是採用internet技術、面向對象技術、神經網路技術以及java技術等技術,繼續擴大scada系統與其它系統的集成,綜合安全經濟運行以及商業化運營的需要。
  15. Our company can produce inductive component, power supply and cable system. its hq locates in eggenburg of austria

    我們公司是一家專業生產變壓器,電源,電纜的工廠。總部位於奧地利的愛森伯格。
  16. In this thesis, summarized the basic theories of fourier transformation and the fast fourier transformation that are generally adopted to detect and analyze the electric power harmonic in the electric power supply system. at the same time, summarized the even sample principle, the phenomenon of frequency mix, the window functions and the frequency leaking as so on, those are closely - related to sample from figure signal

    簡要闡述了電力系統諧波檢測分析所普遍採用的傅利葉變換和快速傅利葉變換的基本理論以及與數字信號采樣密切相關的均勻抽樣定理、頻譜混疊現象、窗函數和頻譜泄漏等的基本理論。
  17. Summarized no - line loads and the present situations of the electric power harmonic pollution in the guangyuan district ' s electric power supply system ; explained the theories of fourier transformation and the fast fourier transformation those are widely adopted by majority scholars to examine and analyze the electric power harmonic in the electric power supply system. summarized the principle of even sample, the frequency mix phenomenon, the window functions and the frequency leaking as so on, those are closely - related to the figure signal

    簡要闡述了電力系統諧波檢測分析所普遍採用的傅利葉變換和快速傅利葉變換的基本理論,簡要闡明了與數字信號采樣密切相關的均勻抽樣定理、頻譜混疊現象、窗函數和頻譜泄漏等的基本理論,同時闡述了電力系統的諧波檢測與分析的相關理論基礎知識。
  18. On basis of studying the current situation of the maintenance schedules design in power supply system, combining the actual status of foochow power administration, the maintenance schedules auto - designing system is further investigated and exploited in this thesis

    本論文在研究供電系統檢修計劃制定現狀的基礎上,結合福州電業局實際情況,深入研究並開發了供電系統檢修計劃優化自動制定系統。
  19. The handing capacity of tian jin port has been raised to 95 million tons at the end of the " 95 plan " from the 46 million tons at the beginning of the " 95 plan ", which is not separated with the safe and reliable electric power system guarantee. it is that tian jin port pays attention to the development of the electric power system, the modernization of the power supply system of tian jin port is realized today

    天津港電力系統現代化水平是隨著天津港的發展而不斷提高的,天津港的吞吐量從九五初4600萬噸到九五末9500萬噸,是和安全、可靠的電力保障分不開的,也正是天津港對港口電力發展的重視,才得以實現港區今天的供電系統的現代化。
  20. Broadcast and tv system, microwave station of no duty, communicate industry controller, computer system industry equipment sets, and other ptaces where need stable power supply

    廣播電視系統、微波通信無人值守站、工業控制、計算機系統、工業設備配套。
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