高功率因素 的英文怎麼說

中文拼音 [gāogōnglǜyīnsù]
高功率因素 英文
high power factor
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 功 : 名詞1 （功勞） exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 因 : Ⅰ動詞[書面語] （沿襲） follow; carry on Ⅱ介詞1 [書面語] （憑借; 根據） on the basis of; in accord...
  • 素 : Ⅰ形容詞1 （本色; 白色） white 2 （顏色單純） plain; simple; quiet 3 （本來的; 原有的） native Ⅱ名...
  • 高功率 : high power高功率電子管 high-power tube; 高功率發射機 high-power transmitter; 高功率放大器 high-power amplifier
  1. To attain the high - power, well - proportioned and steady high - energy particle beam is the base of analyzing beam loss. the factors that influence the emission performance of the filament are analyzed, and the parameters are calculated. the experiment results proved the correctness of analyses

    獲得大功率、均勻、穩定的高能粒子束是進行束流損失分析的基礎，本文分析了影響燈絲發射特性因素，對燈絲各參數進行了設計計算，實驗證明了分析的正確性。
  2. Abstract : the paper points out that the main factor influencing residential load variation are the following household appliance : electric cooker, electric shower bath, air conditioner, etc. in peak - value time from inquiry

    文摘:通過對住宅用電進行調查，分析了高峰用電時間內大功率家用電器，如電炊具、電淋浴器、空調機等投入是當前住宅用電負荷變化的主要因素。
  3. The paper has founded the model of laser transmission in launch process and the movement model of laser - powered vehicle, and has analyzed the influence on performance of launch system, which was raised by some factors, for instance, the performance of thruster, the attenuation in transmission, the height of mode - transform, the laser power, the air drag force, the launch height, and so on

    本文研究了激光推進微小衛星發射系統的概念和性能。建立了發射過程激光傳輸和激光推進運載器運動模型，分析了推進系統性能、大氣傳輸衰減、模式轉換高度、激光器功率、大氣飛行阻力、發射點高度等因素對發射系統性能的影響。
  4. On the radiation range of l - 4gw / cm2, the effects of the modulation in intensity, beam aperture, pulse width and intensity of 3 w on tsrs in frequency convector crystals have been analyzed in detail. the interrelated thresholds have been gained by calculating and theoretical evidences have been offered to prevent tsrs from damaging frequency conversion crystals, which will be applied to the engineering design of the laser drivers on high - fluence

    光的強度調制、光束口徑、脈寬和強度等因素對諧波轉換晶體中tsrs的影響，並計算得出了一些相關闡值，得到了驅動器工作的臨界狀態，為防止出現tsrs的光損傷提供了理論依據，對高功率激光驅動器的工程設計具有實用價值。
  5. Be familiar with hv, mv and lv power distribution systems and power factor correction study & harmonic analysis, ups and dc power systems, power fiscal metering, and all necessary calculations to one project including short circuit calculation and protective device coordination study, lightning protection calculation, generator power calculation etc

    熟悉項目中的高、中、低壓配電系統和功率因素補償研究及諧波分析， ups和直流電氣系統，功率計量，相關計算（包括短路計算和保護裝置協調分析，照明保護計算，發電機功率計算等） 。
  6. It is a problem which database deviser and developers concerning very much that how to regard a dbms application system as a whole availably and to improve its running efficiency. it affects directly the degree of the customer accepts with whole system. it is also a pivotal factor to apply the system successfully

    如何有效地將dbms應用系統作為一個整體，提高其運行效率，是數據庫應用系統設計開發人員十分關心的問題，它直接影響到用戶的接受程度和整個系統的生命力，也是應用系統成功的關鍵因素之一。
  7. In this high power laser system, nonlinear self - focusing effect especially the small - scale self - focusing is the main limiting factor

    在這種高功率激光系統中，非線性自聚焦效應是其主要的限制因素，其中尤其以小尺度自聚焦效應最為嚴重。
  8. The modern robust design detailed the robust design based on engineering model, which explained the specific design process, the whole process from founding system model to solving it. it obtained the optimum combination of parameters and the maximum manufacturing errors, using fuzzy comprehensive judgment to dispose the problem of many targets, handling the design results by fuzzy probability to increase the reliability of the design. in the end, there supplied an example, the optimization design of a long distance hydraulic cylinder to interpret the specific design process, achieving its optimum combination and the maximum manufacturing errors, and verifying the practicability of the design results by the method of fuzzy probability analysis

    在第二部分的基於試驗設計的穩健設計中，先對傳統的穩健設計，即三次設計（功能設計、參數設計及容差設計）的設計過程及原理進行了分析，指出了傳統穩健設計法中的不足，即沒有充分利用數字計算機的強大優勢；對于多因素多指標的設計，試驗周期長、計算復雜等造成設計周期長、成本高、效率低等缺點提出了改進的措施，即將虛擬現實技術應用於傳統的穩健設計中，通過模糊數學的方法（模糊綜合評判）來處理設計中的多指標問題，使設計達到事半功倍的效果。
  9. Moreover, the main components of h mineral admixture is procured from industry waste, and its " production procedure is simple, so its " production cost is very low. the most tightness pile up theory and rheology is successfully applied in the designation of self - compacting concrete, and the factors such as sand rate, aggregate grading, paste content and mineral admixtures are been studied. under the guidance of mix design theory and on the basis of mass experiments, c20 - c80 high performance self - compacting concrete is been produced

    將最緊密堆積原理和流變學原理相結合，運用於免振搗混凝土配合比設計之中，系統地研究了砂率、集料級配、水泥漿量、礦物摻合料等因素對免振搗混凝土物理力學性能、工作性能、耐久性能的影響，成功配製出從c20 - c80及以上強度等級的高性能免振搗混凝土。
  10. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  11. This product uses a capacious reactor to raise the power factor and increase the effectiveness of electrical energy

    本產品為容性阻抗，可提高功率因素，有利於電能的利用，最大的功耗不大於0 . 04w
  12. Capacitor for electric induction heating system is applied to medium frequency electric induction heating system for improving power factor and loop quality

    電熱電容器主要用於中頻感應加熱電氣系統中，提高功率因素或改善迴路特性。
  13. In the actual cases, there are many motors often operate on low load with low power factor and low efficiency, also there are many motors operate on the magnetic flux saturate region with high energy consumption, a large mount of energy used by ac motors is wasted due to all of those factors

    在實際運行中，許多電動機經常處在低效率、低功率因數的欠載運行狀態下，還有許多電機則是鐵芯磁通常進入飽和區的高能耗電機，這些因素均可導致大量電能的浪費。
  14. According to the fact that power factor of low voltage power networks is very low in china and field bus technology is developing in the world, in order to enhance power factor of low voltage power networks, on the basis of central transmitting and controlling information among every compensation equipment, the author of this dissertation studies systematically the design principles of power factor dynamic compensation system. based on analyzing structure of control system at present, the author of the dissertation puts forward a distributed completely and multi - layer structure framework based on field bus technology and builds a power factor intelligent dynamic compensation system. the functions of compensation unit, intelligent node, host computer, are presented

    根據目前低壓電網用電負載功率因數偏低和國內外現場總線技術的應用現狀，立足於提高交流電機的功率因數，基於將每個補償裝置進行集中監控、信息集中傳遞的思路，本文作者在分析現有的控制系統體系結構的基礎上，提出了基於現場總線技術的全分散式多層控制系統的體系結構，構建了功率因素智能動態補償系統；對補償執行單元子系統、智能節點子系統、上位機子系統三部分進行了功能分析。
  15. In high - power solid - state lasers, self - focusing is the major factor for degradation of laser beam and limits the maximum laser power available. as stated in lowrence livermore national laboratory ( llnl ) reports, self - focusing, especially small - scale self - focusing, has always been a significant problem in the total design, engineering development, and safe operation of fusion lasers

    在用於慣性約束核聚變（ icf ）的高功率固體激光驅動器中，自聚焦是使光束質量變壞和限制輸出功率的主要因素，正如美國勞侖斯?利弗莫爾國家實驗室（ llnl ）的報告所述，自聚焦，特別是小尺度自聚焦，是聚變激光器總體設計、工程研製和安全運行的重要問題。
  16. In chapter three, based on the analysis of the restricted factor of high frequency and the latest research achievements, it puts forward and designs the integrity structure of phase shifting pwm soft switching high voltage invert power supply. the main circuit, driving circuit and high voltage high frequency transformer are discussed in detail in this chapter

    在分析了限制逆變電源高頻化因素的基礎上，綜合了軟開關技術的最新研究成果，本文在第三章提出並設計了移相式pwm軟開關高壓逆變電源的整體結構，對其中的主電路、驅動電路、保護電路和高壓高頻功率變壓器作了詳實的分析與設計。
  17. The 2503ah power analysis instruments come with preprogrammed configurations for electronic ballast testing, several 3 phase and motor test configurations. you may configure the 2503ah - 3ch as 3 independent power analyzers, or as the most advanced 3 phase analyzer. for electronic ballast testing, one channel may be set up to measure line input dais, while the other two channels measure the high frequency signals

    Xitron儀器已為電子鎮流器測試制訂速度與準確度的新標準，高速fft處理器能將鎮流器測試時間縮減可高達75 % ，測試參數包括效率，功率因素，失真及個別的諧波內容， 2503ah系列可完全支援iec - 555符合測試，亦為先進的測試實驗室，測試系統製造商及全球三大照明產品製造商所廣泛採用
  18. In these equipments, the motor driver should provide high performance, small size, and low cost. it is a good solution to integrate the motor driver system. the techniques of integrate the motor driver system is the combination of power electronic techniques with micro - electronics techniques ( integrate the motor driver system by power integrated circuit techniques or by packaging techniques )

    小型電動機變頻調速集成化是將微電子技術、集成電路技術、電子系統裝聯技術與電力電子技術相結合，使現在市場上的小型電動機變頻調速系統器件化、模塊化、高功率密度化、小型化，同時降低調速系統的成本，減小或排除長期以來阻礙了小功率電動機變頻調速系統廣泛應用的經濟方面的因素。
  19. On the basis of theory analyzed, a circuit card used in intelligent node subsystem has been developed by means of development tools, such as c96, protel99se, pcb99, sja1000, and 80c196kc. the power factor dynamic compensation system host subsystem has been developed by means of database, artificial intelligent technology, and dll technology. host subsystem is made up of man - interface module, intelligent analyzing module, and database module

    基於研究的理論成果，利用80c196kc16位單片機、 can通訊晶元sja1000 、高效編譯工具c96 、電子電路繪制軟體prote199se 、 pcb99等工具開發了智能節點的電路板；利用快速開發工具c + + builder5 . 0和數據庫管理軟體sqlserver7 . 0 ，綜合應用數據庫、人工智慧、 dll等技術開發了功率因素動態補償上位機子系統的原型。
  20. Through analyzing constitute and mechanism of high power laser diode ( ld ) fiber coupling module, the effects on reliability of ld fiber coupling module are detailed as following : crafts of coupling and encapsulation, electricity factors and ld itself

    摘要文章從高功率半導體激光器光纖耦合模塊的組成和各個部分的機理出發，詳細分析了影響其可靠性的因素，主要有以下三個方面：激光器自身的因素、耦合封裝工藝和電學因素。
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