motor comparison 中文意思是什麼

motor comparison 解釋
發動機艙
  • motor : n 1 原動者；原動力。2 發動機；馬達；電動機；【火箭】助推器；汽車。3 【解剖學】運動肌；運動神經。a...
  • comparison : n. 1. 比較，對照；類似。2. 【語法】比較法；【修辭學】比喻。
  1. Comparison experiments of water mist with polycomponent water mist, and the test on polycomponent water mists extinguishing efficiency against ethanol and ethanol motor spirit fire were done

    進行了多組分細水霧與細水霧的滅火性能比較，和用多組分細水霧對汽油火、乙醇汽油火的滅火性能試驗。
  2. Comparison of pulmonary toxicity induced by platinic and non - platinic particles emitted from motor vehicle exhaust

    汽車尾氣中含鉑顆粒物與非含鉑顆粒物肺毒性比較
  3. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電機的kron變換和對稱分量變換，建立了系統較精確的數學模型，編制了系統動態及穩態運行的模擬計算程序分別計算系統的動態和穩態性能。通過對系統的具體參數進行了模擬運算和實驗研究，實驗和模擬結果進行比較，說明實驗和理論較為一致，並從系統效率、轉矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調速系統加以比較。在此基礎上，對兩相逆變器供電-異步電動機系統使用諧波抑制pwm控制進行了研究，由於減少了低次諧波，改善了系統性能。
  4. Motor outgoing current maximum comparison sheet

    馬達最大輸出電流比照表
  5. Using gradient of digital image as criterion of focusing, different image grabbed on different lens position is compared, and lens motor is droved to the optimal position according to result of comparison

    該方法利用圖像的梯度和作為鏡頭聚焦的判據，對圖像質量進行分析比較，根據比較結果驅動鏡頭運動直至最佳聚焦點。
  6. Based on comparison of several motor candidates, doubly salient permanent magnet ( dspm ) motor is a good choice for it ’ s outstanding performance. similar to conventional drive system, dspm brushless dc motor ( dspm - bldcm ) is composed of dspm motor and it ’ s controller. the controller is made up of three - phase full - bridge inverter, driver, dsp control unit and etc. for high power system, every switch of three - phase inverter is actually made up of four mosfets in parallel

    在充分考慮國內外不同的液壓泵電動機的基礎上，本文選用了雙凸極永磁電機作為整個系統的電機本體，並配以電動機控制器（控制器包括三相橋式功率變換器、驅動電路、 dsp主控單元、電流采樣及預處理和位置采樣及預處理等主要部分）組成整個液壓泵電動機系統。
  7. Because of the loss of anterior horn cells, the anterior ( ventral ) spinal motor nerve roots demonstrate atrophy, as seen here in comparison with a normal spinal cord

    如圖示，與正常脊索相比，由於前角細胞喪失，前（腹側）脊髓運動神經根萎縮。
  8. Then according to the essential trial of electric drive system in electric vehicles ( evs ), it is built that the simulation model of induction motor drive system of evs in efficiency optimization control ( eoc ), which suits different motors for simulation and research concerning the running condition of evs. taking nonlinear saturation problem into consideration, simulation study on eoc is proceeded by using an actual motor acting as an example, comparison of eoc with classical u / f control mode is completed at the same time. it is analysed that the variation of losses and their distribution causing by eoc

    聯系實際的應用背景，提出了電動車的最大效率控制問題。然後，從電動車電驅動系統的基本特性出發，建立了電動車工況下最大效率控制的感應電機驅動系統模擬模型，通過實例在飽和非線性的條件下進行了最大效率控制的模擬計算。針對感應電機損耗將最大效率控制產生的損耗變化及分佈規律進行了研究，對鐵心損耗的影響進行了分析。
  9. However, by comparison with flap nozzle servo valve which has been used widely and popularly by now, the torque motor of jet pipe servo valve has a larger rotary inertia. this causes low natural frequency of servo valve, and thus the response speed of jet pipe servo valve is slow. moreover, the jet pipe of servo valve has large flexibility, and it is easy to excite oscillations and noise in the valve, which is named self - excited oscillations and noise

    然而與目前普遍使用的噴嘴擋板伺服閥相比，射流管伺服閥的銜鐵組件轉動慣量大，導致力矩馬達部分固有頻率低，從而響應速度慢，此外，射流管供油管柔性大，容易產生自激現象，這些缺點都使得射流管伺服閥的動態特性差，從而影響了它的工作性能。
  10. Prospective comparison of functional magnetic resonance imaging and intraoperative motor evoked potential monitoring for cortical mapping of primary motor areas

    功能磁共振成像定位皮質運動區與術中電刺激運動誘發電位的前瞻對照研究
  11. Input pulse signal can be directly transformed into micro - step linear motion by use of linear pulse motor, which have found wide applications in the digital linear servo systems with high positional accuracy and high reliability. taking slpmu - 025a, a two - phase hybrid lpm manufacturing by shinko motor company ltd, as an specimen, the study on the drive control system is carried out in this thesis, which contains : ( l ) three kinds of drive circuits are designed and comparison analysis in theory is done ; ( 2 ) introduction to at89c51 microchip as controller and special micro - step constant current driver, a great variety of running modes driver control are developed ; ( 3 ) experimental testing and theoretical analysis of current waveforms and displacement graphs and velocity graphs are carried out in case of different micro - step constant current driver

    本文以日本神鋼電機株式會社生產的兩相混合式直線脈沖電機slpmu - 025a為樣機，對直線脈沖電機的驅動控制系統進行了研究，內容包括： （ 1 ）設計了幾種直線脈沖電機驅動器電路，從理論上進行了對比分析研究； （ 2 ）用at89c51單片機作為控制器，採用專用的恆流細分驅動器sh ? 2h057m ，實現了開環控制方式下對slpmu ? 025a樣機各種運行方式的驅動控制； （ 3 ）對不同細分數下恆流驅動的電流波形以及各種運行方式下的位移圖、速度圖進行了實驗測試和理論分析研究。
  12. Because of this, the speed governing accuracy and the speed stiffness of the system are enhanced. ( 2 ) the new compounded compensation control structures are presented according to high power & high inertia pump - control - motor speed governing system with inverter. the comparison experiments of different control structures testified compounded compensation control structures are effectiveness

    （ 2 ）提出了針對大功率大慣性變頻泵控馬達調速系統的復合補償控制結構，實驗結果證明了這種復合補償控制結構的有效性，為提高大功率大慣性變頻泵控馬達調速系統響應的快速性和控制性能提供了新思路和新方法。
  13. Comparison between motor vehicle traffic accident liability compulsory insurance and commercial third - party liability insurance

    機動車交通事故責任強制保險與商業第三者責任保險的比較分析
  14. The paper makes a comprehensive comparison between two kinds of arrangement of motor cars and trailers in a six - car metro train, that is, 3 motor cars and 3 trailers vs. 4 motor cars and 2 trailers, from the respects of traction and brake performance, traveling speed and number of cars, capability of rescue and operation with malfunction, maintenance work and purchase of cars

    摘要對6輛地鐵列車編組三動三拖及四動兩拖的配置進行綜合比較，包括牽引及制動性能、旅行速度及車輛配置數、故障運行及救援能力、列車維修及車輛采購等，以供車輛選型時參考。
  15. A comparison between motor function recovery of lower and upper extremities after stroke

    腦卒中患者上下肢功能障礙恢復的比較
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