直流電能 的英文怎麼說

中文拼音 [zhíliúdiànnéng]
直流電能 英文
direct-current energy
  • 直 : Ⅰ形容詞1 （成直線的; 硬挺的） straight; stiff 2 （跟地面垂直的; 從上到下的; 從前到后的） erect; v...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 電 : 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...
  • 能 : 能名詞（姓氏） a surname
  • 直流 : direct current （dc）; constant current; steady current; continuous current; zero frequency curre...
  • 電能 : electric energy; electrical energy電能表 electric energy meter; 電能測量 electric energy measurem...
  1. Requires the filing of a license application whenever an exporter knows that export of any item will be used for unclear, cbw, or missile activities in certain identified destinations, or the exporter is informed by the commerce department that an export presents an unacceptable rist of diversion to, or will be used in, such proliferation actibity

    ?略物資等輸出規制製品泛用電源該當集積迴路使用。輸出貿易管理令別表12項及通?省令第1條41項直流電源裝置48項行機能有組立品規制該當非該當判定。
  2. All - round review and presentation of the capability of commutation

    直流電機換向性能的綜合評述
  3. The experiment results indicate that this method is more effective in the brushless direct current motor ' s low speed torque ripple attenuation, and its more effective in improving system dynamic performance

    運行結果表明，此方案能有效地抑制無刷直流電動機低速時的轉矩脈動，更好地改善系統的動態性能。
  4. The auxiliary motor test - bed is one of the devices which can examinant and tests the auxiliary motor ' s general performances such as d. c engine, a. c engine and phase converter

    機車輔機試驗臺便是負責對直流電機、交流電機、劈相機等機車輔機綜合性能的試驗檢修測試的設備之一。
  5. Verification regulation of dc kilowatt - hour meter

    直流電能表檢定規程
  6. Digital voltage control for dc energy storage unit of dynamic voltage restorer

    動態電壓恢復器直流儲能單元的數字電壓控制
  7. Railway fixed equipment. high speed unipolar circuit - breakers for direct current traction systems 750, 1500 and 3000 volts. characteristics and tests

    鐵路固定設備.直流電壓為750 1500和3000v的牽引設備的高速單極斷路器.性能和試驗
  8. In the study of the effect of electric field on the binding property of copper foil - covered veneer sheet, because of lack of experimental method and the complexity of the object studied, it is not found the regular effect of electric field on the binding strength between copper foil and veneer sheet or on the inter - laminar binding strength of veneer sheet. but it is further testified that dc electric field makes the free linkage generated during solidifying of epoxy resins orient along the direction of electric - power line

    在直流電場對覆銅箔板粘接性能影響的研究中，由於受實驗手段和研究對象復雜性的限制，沒有發現直流電場對覆銅箔板銅箔與基體及基體層間的粘接強度產生規律性影響，但在研究中進一步證實了直流電場會使環氧樹脂在固化過程中形成的交聯鍵沿電場方向取向。
  9. The rotary gear reducer is driven by a dc motor through a gearbox to pro - vide bi - directional drill bit rotation

    轉動齒輪減速器是由一個直流電機驅動的，通過一個齒輪箱為鉆頭提供雙向轉動能力。
  10. All dms force transducers are connectable, that can be runned by dc voltage

    此款放大器能和所有直流電源驅動的dms力傳感器連接。
  11. The simulation results prove that this control technique can effectively minimize the torque ripple for the bldcm drives whose back - emf waveform crest width is less than 120

    模擬結果表明這種控制策略能有效地抑制反電動勢平頂寬度小於120電角的無刷直流電動機的換相轉矩脈動。
  12. Drawing capstans are arranged in straight - line, the metering capstan is driven by separate dc motor. drawing dies can be quickly changed

    鼓輪直線式排列，定速輪單獨直流電機驅動，可實現快速換模功能。
  13. Digital signal processor ( dsp ) combined with repm bldcm, which build up a dc adjustable speed system, achieve to control multiple motor speed, positive and negative rotate, protect and fault exemine by a true single chip. design and present a electromagnetism scheme of repm bldcm used in electromotion chair drive system. select electronical components and chips in the drive board by contrast with variant drive mode. design the drive board principle picture, make a drive board pcb and debug it. design a principle picture with dsp core. workout the motor control code introduced popular programme modle. test the programme reliability and control performance by linking tms320lf2407 evm, pc, drive borad and the bldcm. the bldcm swatch is prepare experiment

    本論文闡述了方波驅動稀土永磁無刷直流電動機的原理及數學模型；設計並給出了一種電動座椅用稀土永磁無刷直流電動機的電磁設計方案；對電機採用何種驅動方式進行了對比分析；對驅動電路進行了元器件選型、原理圖設計、制板及調試；有針對性的闡述了dsp在本系統應用中所涉及到的功能模塊；設計了以dsp為核心的控制電路原理圖；以模塊化的軟體編程思想編制了電機控制軟體；通過tms320lf2407目標板、上位機、驅動板及電機的聯調，證明了系統可行。
  14. 3. considering the shortcomings of hydrosoluble - cyclodextrin polymer, such as easily water - absorbed properties and poor endurance in a high electric field, two - cyclodextrin - starch resin electrorheological particles ( wss - - cdp and cls - - cdp ) were synthesized by copolymerization through a mixture of - cyclodextrin and epichlorohydrin in the presence of water - soluble and water - insoluble starch, respectively. the structures of these polymers were characterized by ft - ir and raman s

    在4kv / mm直流電場作用下，由可溶性澱粉參與共聚的p一環糊精樹脂電流變液的屈服應力可達6 . 2kpa ，與不含澱粉的p一環糊精聚合物相比，約增加了35 % ，抗電場能力也可增至5kv / mm以上，且持續時間較長。
  15. The control motors in the well traction robot require high temperature resistant, quick response, small volume and large power density. because coreless dc motors uses ironless - rotor, the inertia and inductance is very small, mechanical time constant is less than 28 milliseconds, several products can attain in less than 10 milliseconds. its weight and size are 1 / 3 - 1 / 3 less when compared with an iron core motor of same power

    水平井牽引機器人對控制電機不僅有耐高溫要求，而且有響應快、體積小、能量密度大等要求，而空心杯電樞直流電動機由於無鐵心，故慣量和電感均大為減小，機電時間常數小於28ms ，部分產品可以達到10ms以內;與同等功率的鐵芯電機相比，其重量、體積減輕1 / 3 - 1 / 2 ，是低慣量電機中性能最好的一種。
  16. During the circuit design, the author analyzed the basic principle of the direct current motor, pwm control, h - bridge power driver, and two control techniques of h - bridge power drive circuit, designed its general structure, so the feasibility of the design is confirmed. then, reference, oscillator, power dmos gate drive circuit ( charge pump, bootstrap ), and dead time generation circuit are designed and analyzed in the sub - circuits. a current - controlled oscillator is presented in this thesis

    在電路設計中，作者介紹了直流電機的工作原理和數學模型、脈寬調制（ pwm ）控制原理、 h橋電路基本原理和h橋功率驅動電路的兩種控制模式，設計了驅動電路的總體結構，給出了電路的功能模塊，確定了設計的可行性，然後在子電路模塊中，重點分析設計了基準源電路、振蕩器電路、高端功率管柵驅動電路（電荷泵及自舉電路） 、低端功率管柵驅動電路和死區時間產生電路。
  17. A mathematic model of the motor is builded and emulated through matlab. the low - speed and constant - torque, high - speed and constant - power state is analyzed and researched, also the software approach of simulation to the driver has been done, a digital signal processor tms320lf2407 is developed successfully to control the perm square - wave bldcm driving airscrew of solar powered unmanned engine. it is useful to the further study

    在matlab下建立了電機的數學模型，通過計算機模擬，驗證了數學模型的正確性，同時在理論上對低速恆轉矩高速恆功率運行進行了分析與研究，提出了一種用模糊控制的方法實現恆功率控制，並對驅動器進行了系統模擬，成功的研製了以數字信號處理控制器tms320lf2407為控制核心的驅動器，控制無刷直流電動機驅動太陽能無人飛機的螺旋槳，為後面繼續研究工作提供了參考。
  18. This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design

    首先進行了方案論證，對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析，提出應用模糊控制和雙余法解決下述問題，即該論文主要的新見解和所完成的工作： （ 1 ）為了克服直流電機參數時變性和非線性因素對控制性能的影響，本設計中，雙閉環調速系統的外環採用模糊控制，內環採用pi控制，使系統在一定范圍內對直流電機參數變化和非線性因素影響有自適應能力； （ 2 ）針對常規數字觸發器演算法中觸發脈沖的可靠性不高，經常出現漏脈沖或是脈沖混亂的情況，本文採用雙余法，該演算法具有響應快，可靠性高，具有良好的適應性及抗干擾能力； （ 3 ）本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元，應用該晶元完成系統的軟硬體設計： （ 4 ）本文對系統抗干擾的軟硬體措施進行了重點研究； （ 5 ）設計了具有模糊控制的全數字直流傳動系統原理樣機，並進行了試驗驗證，對試驗過程中出現的問題及時解決，最終實驗結果證明設計是可行的。
  19. When the output is direct voltage, the methods of enhancing creeping i ndicator of measuring devices, in electronic watt - hour meter which generate out puts proportionately to electric energy, are discussed

    探討了電子式電度表的測量器件（儀表中產生與電能成比例的輸出量的部件）輸出是直流電壓時，提高潛動指標的方法。
  20. Abstract : when the output is direct voltage, the methods of enhancing creeping i ndicator of measuring devices, in electronic watt - hour meter which generate out puts proportionately to electric energy, are discussed

    文摘:探討了電子式電度表的測量器件（儀表中產生與電能成比例的輸出量的部件）輸出是直流電壓時，提高潛動指標的方法。
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