電機頻率 的英文怎麼說

中文拼音 [diànjībīnlǜ]
電機頻率 英文
motor base frequency
  • 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...
  • 機 : machineengine
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 電機 : （任何產生和應用電能的機器 特指發電機、電動機） any power generating or power driven machine esp ...
  • 頻率 : frequency; rate
  1. The main contents are as follows : 1. analyze and calculate the influence on network frequency and power flows on tie line when 660mw generator unit trips out from hbpn

    主要工作如下： （ 1 ）分析並計算河北南網在發生660mw機組掉閘時，對電網頻率和聯絡線潮流等方面造成的影響。
  2. Eventually, they discovered that the alternator in the car was operating at a frequency which was a multiple of that of the radio wave being used for communication

    最終，他們發現車上的交流電機運行的頻率正好是和交流電波頻率的整倍數
  3. Bus capacity is the maximum load that can be carried on a system without causing degradation of the generator frequency to less than a prescribed level ( usually 59 hz in a 60 hz system )

    母排容量母排容量是指在發電機頻率不被壓低的情況下，系統所能帶動的最大負載。
  4. Bus capacity bus capacity is the maximum load that can be carried on a system without causing degradation of the generator frequency to less than a prescribed level ( usually 59 hz in a 60 hz system )

    母排容量母排容量是指在發電機頻率不被壓低的情況下，系統所能帶動的最大負載。
  5. In this paper, the research progress of ac losses of high temperature superconductors and the existing problems on ac losses investigation are introduced ; the characteristics of the critical current and ac losses of hts tapes, stacked tapes and hts coil, such as electro - magnetic characteristics, the anisotropy, the mechanics characteristics and the effects of insular layer between stacked tapes and the influence of frequency of ac transport current etc, are investigated

    本文在系統介紹高溫超導體的交流損耗及其研究現狀與存在問題的基礎上，從理論和實驗兩方面，研究了bi系高溫超導單根帶材、多根超導並聯組合帶材、及超導線圈的臨界電流與交流損耗的特性：重點研究了交流損耗與臨界電流的電磁特性、機械特性、各向異性特性、及帶間絕緣層與傳輸電流頻率對交流損耗的影響等。
  6. Modified formula for sensorless dc motor speed estimation was proposed through the test for relationship between the current ripple frequency and the rotation speed in a 4 - pole dc motor

    摘要根據4極直流電動機的轉速與脈動電流頻率關系的實驗結果，對現有的無傳感器直流電動機測速公式提出了修正意見。
  7. The new modified formula not only meets with our experiment result, but also can explain the examples of relationship between the speed and the current ripple frequency of dc motors in the literature

    新的修正公式不僅能夠解釋文中的實驗結果，也能滿足以往文獻提出的直流電動機轉速與脈動電流頻率之間的關系。
  8. Article 32 post and telecommunications departments, military communications departments and radio administration authorities shall guarantee provision of the circuits and frequency required by the competent departments for civil air defense in establishing communications and warning networks, the relevant units and individuals shall provide convenience for installation of facilities of civil air defense communications and warning, and may not obstruct it

    第三十二條人民防空主管部門建設通信、警報網所需的電路、頻率，郵電部門、軍隊通信部門、無線電管理機構應當予以保障；安裝人民防空通信、警報設施，有關單位或者個人應當提供方便條件，不得阻撓。
  9. The governor must have provision for adjusting speed ( generator frequency ) and speed droop ( no load to full load )

    調速器必須具備轉速調整（發電機頻率）和降速降調整（零負荷到滿負荷）功能。
  10. Abstract : a two - pole axially - laminated anisotropic ( ala ) rotor reluctance motor, with a high saliency ratio, is de - veloped. based on it, the performance characte istics of the motors are investigated with open - loop operation. it is proposed that an intensive oscillation occurs at low speed, corresponding to the frequency supplied a little greater than the natural one of the system

    文摘:研製了一臺高凸極比的兩極ala轉子磁阻同步電動機，實驗研究了電機的開環運行特性，研究結果表明電機開環運行時存在一個比較嚴重的低頻振蕩，這個振蕩發生在電機電源頻率略大於電機的自然頻率后的某一頻段，且會導致電機失去同步
  11. The system takes both advantages, the former is fast and convenient characteristics of dasylab in building a control and measure system, and the latter is the powerful program function and abundant control button of labwindows / cvi. it can acquire, analysis and save the real - time data in the experiments of the lim and electromagnet meanwhile, it can control the start / stop of the lim. electromagnet and dc motor, as well as it can control the change of the voltage and frequency of the lim. the exciting windings voltage and rotor windings voltage of the dc motor

    整個測控系統利用了dasylab組建採集分析系統的簡單快捷和labwindows cvi豐富的控制項與強大的編程功能，將兩者的優點有機的結合起來，可以完成直線電機及電磁鐵試驗中的數據採集、分析、存儲，並且可以控制試驗中直線電機、電磁鐵、直流電機的啟動與停止，對直線電機繞組電壓、直線電機繞組電壓頻率、直流電機勵磁繞組電壓、直流電機電樞繞組電壓、電磁鐵繞組電壓的大小進行控制。
  12. Concerning the problem of the frequency instability, slight but not negligible, in electric power system, this paper discusses the resultant error in measurement in detail and develops an error - correction interpolated algorithm in frequency domain. taking advantage of the high calculating speed of pc, the measurement error in frequency, amplitude, and phase are well eliminated

    本文針對電網頻率輕微但不可忽視的不穩定造成的測量誤差問題進行了詳細的討論，形成了一套在頻域實現誤差校正的方法?插值演算法，並利用pc機高速的數據處理能力軟體校正了各次諧波的頻率、幅值及相位。
  13. Methods of measurement on receivers for television broadcast transmissions - part 1 : general considerations - measurements on displays at radio and video frequencies

    電視廣播傳輸接收機的測量方法.第1部分:一般要求.廣播和電視頻率顯示的測量
  14. Experimental research shows that, the designed main mechanism is reasonable ; swimming velocity varies with the frequency exerted on ; steering motion can by realized by changing the frequency f, and f2 of control power which exerts on two pzt. finally

    實驗結果表明： （ 1 ）液體中微機器人的主體結構設計是合理的； （ 2 ）通過改變電源頻率可控制微機器人的泳動速度。
  15. Thus, it is difficult to find the voltage reference for the harmonic analysis. since acem are always operated near to the synchronous speed, the frequency of the excited voltage is very low, even to zero. therefore, this is the power harmonic suppression study of a complicated power supply system, in which the about harmonic general theories and methods are all inapplicable

    現代交流勵磁電機（ acem ）採用電力電子變流器作為勵磁裝置，其勵磁電壓諧波含量豐富，難于獲得諧波分析所需的電壓基準，同時交流勵磁電機經常工作在同步轉速附近，致使勵磁電壓頻率極低甚至為直流，通常的諧波檢測方法和理論都無法適用，因而這是一種目前尚未深入探討過的復雜供用電系統電力諧波抑制問題的研究。
  16. Jinque co. has developed neo - generation reliable frame - structure ups, which is high frequency and on - line intelligent and whose height is 19 inchs. the product adopts cpu process, so it has excellent ability to calculating and accurately test every control point to guarantee reliability of quality. at the same time, due to the design of double - change power, the voltage and frequency are stable ; the product deletes all kinds of interrupted frequency and becomes power of sine wave to provide vital equipment with better power environment

    金雀公司根據網路系統的電源要求，開發出新一代高可靠的19英寸機架式高頻在線智能型gr系列ups ，採用cpu處理器，極強的運算能力，精確迅速地檢測ups各控制點，由於採用雙變換電源設計，供負載使用的電源電壓頻率穩定，濾除雜讀的純凈正弦波電源，為重要的設備提供更佳的電源環境。
  17. First start sensor a first start sensor is an electronic device within some paralleling equipment that senses generator set and bus voltage and frequency, and determines whether or not a generator set is the first unit ready to close to the bus following a call to start under " black start " conditions

    首啟動傳感器首啟動傳感器是應用於某些並聯設備中的電子裝置，功能是感知發電機組和母排的電壓、頻率，判斷哪個機組在接到「黑啟動」信號后第一個可以合到母排。
  18. Automatic governing test of voltage and frequency for main generator ( emergency generator )

    主發電機（應急發電機）電壓、頻率自動調節試驗。
  19. Such hoists change the power frequency through transducer and the lifting speed and the traveling speed to make the electric hoist travel more smoothly and more accurately

    變頻功能型電動葫蘆利用變頻器使電源頻率發生變化，實現電動葫蘆起升機構和運行機構的變速，使電動葫蘆運行更平穩、定位更準確。
  20. It governs the speed, the operating mode and power output of hydraulic turbine. its performance exerts important influence on the quality of electric energy and operational reliability of the hydro power plants

    它調節發電機頻率、運行方式以及水輪機功率的輸出，其性能的好壞直接影響著電能品質和水電站的安全運行。
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