靜電換能器 的英文怎麼說
中文拼音 [jìngdiànhuànnéngqì]
靜電換能器
英文
electrostatic transducer- 靜 : Ⅰ形容詞1. (安定不動; 平靜) still; calm; motionless 2. (沒有聲響; 清靜) silent; quiet Ⅱ名詞(姓氏) a surname
- 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...
- 換 : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
- 能 : 能名詞(姓氏) a surname
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 靜電 : [物理學] static electricity; franklinism; franklinic electricity
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Circuit simulation demonstrated that the dynamic and static performances of buck converter controlling by sliding mode are better than that of pwm converter
電路模擬表明,滑動模控制的buck變換器的許多動態性能和靜態性能都優于pwm控制的buck變換器。In the paper, on the basis of research of static state and transient state in the scr and series connection valve circuit, the high voltage scr changing current valve device has been developed for ac - dc - ac high voltage commutatorless motor. the series connection valve circuit has been designed and simulated. the hardware design and software programming of trigger pulse system and monitoring system in the photo - electronic - photo fashion has been completed
無換向器電動機在火電廠等工礦企業的電機調速節能領域中有十分廣闊的應用前景,本文在對晶閘管元件和串聯閥電路的靜態特性和動態特性研究的基礎上,研製了用於交直交電流型高壓無換向器電動機的高壓晶閘管換流閥裝置,進行了串聯閥電路的設計和模擬,完成了電光電方式的觸發脈沖系統和監測系統硬體設計及軟體編程,並進行了裝置的實驗調試。The precise clock source is crystal oscillator made of 74hc04 ; the mute circuit can conceal the error and solve the problem of noise ; the antenna switching circuit in the receiver is to select one antenna from two which receives signal better. it can improve the quality of the receiving audio signal, restrain the noise effectively and promote the system performance
高精度的時鐘源是由74hc04構成的晶體振蕩器;靜音電路將出錯的音頻信號進行差錯掩蓋,很好地解決了噪聲問題;接收機採用兩副天線切換工作,提高了音頻信號接收質量,有效地抑制干擾,提升了系統的性能。The input impedance of the interdigital saw transducer is measured by the equivalent circuit method. the experimental results show that the synchronized frequency of 9. 586 mhz, the acoustic radiation resistance of 44. 6 and the static electrode capacity of 194pf all agree with those design values
用自行設計的等效電路測量方案,測量了表面彈性波馬達換能器的輸入阻抗,實驗結果顯示表面彈性波換能器的共振頻率為9 . 586mhz ,輻射聲電阻為44 . 6 ,叉指電極靜電容為194pf 。This modeling method is applicable to most of facts and hvdc devices, not only to those devices including thyristor - controlled reactor ( tcr ), such as thyristor - controlled series capacitor ( tcsc ) and static var compensator ( svc ), but also to those devices including converter bridge, such as hvdc device and static synchronous compenstor ( statcom ), etc. it deduces the mathematical models of tcsc, hvdc, svc and statcom devices with the proposed method
該方法能適用於大多數facts裝置和hvdc裝置,不僅可用於含有晶閘管可控電抗器( tcr )元件的裝置如可控串聯電容補償( tcsc ) 、靜止無功補償器( svc )等的建模,也可用於含換流橋的裝置如hvdc裝置、靜止同步補償器( statcom )等的建模。本論文採用動態相量法建立了tcsc 、 svc 、 hvdc及statcom裝置的數學模型。Usually, electrostatic motors are employed as micro - mechanical dynamical components in microactuators. electrostatic motors take charge in changing electrical signal into mechanical movement. as a result, the bulk and function of them will make direct influence on the whole performance of mems
在微型執行器中,通常採用靜電電動機作為微機械動力構件,它負責將電信號轉換成機械運動,其體積大小和性能優劣直接影響到mems的整體品質。This paper introduces a new design of rotating converter which gets an application in the brushless excitation of synchronous generator. and this research will break through the traditional concept of static converter
介紹一種新型的旋轉變換器,該變換器是利用旋轉式感應電能傳輸技術,把電能從靜止部位不經過物理連接,傳輸到旋轉部位。The test results demonstrate that this prototype has excellent comprehensive performances such as small bulk, lower weight, high efficiency, high steady precision, fast dynamic response, wide range input voltage, good output waveforms, strong over - load and short - circuit ability, and strong function with different nature load and three - phase unbalanced load
試驗結果表明,該變流器具有體積重量小、變換效率高、靜態精度高、動態響應快、輸入電壓變化范圍寬、輸出波形質量高、過載與短路能力強、帶不同性質負載和帶三相不平衡負載的能力強等優良的綜合性能。In order to obtain three - phase four - line ac output, system applied the four - legged main circuit topology. with the 3d - svm, the power system realizes voltage regulation and three - phase four - line output. meanwhile, this kind of control is easy to be realized in the digital inverter
為實現三相四線的交流輸出,變換器電路採取四橋臂新型拓撲,其控制採取了三維空間矢量調制,實現了變換器的在線調壓及輸出中點的形成,具有良好的動靜態性能,且這種控制思想可以方便地在現有數字變換器平臺上實現。Besides, the converters have unmodeled dynamics. so the traditional controller for hvdc based on the classical control theory can not meet the requirements in practice. although, pi controllers are widely used in the hvdc systems, they have high sensitive responses to random disturbances, low robust performance, and can not solve some problems in power systems, such as unmodeled dynamics, nonlinear uncertainties
直流輸電線路中的換流器具有很強的非線性,系統的運行工況隨時都會發生改變,系統擾動發生的地點、類型及嚴重程度具有隨機性;此外,換流器還含有未建模動態部分,這些因素使得基於直流輸電系統準靜態模型的常規控制器設計方法常常不能很好地滿足系統的實際要求。Stewart - warner high pressure series adopt high - efficiency heat exchanger, famous brand sanyo compressor, accurate electronic expanding valve and 4 - way valve, high - security electric components etc, to remain them under well operations
斯圖華納高靜壓系列採用高效熱交換器、知名品牌三洋壓縮機、精確的電子膨脹閥、四通閥以及高安全性的電器元件等,使該機性能無可挑剔。Now, more and more electronic equipments are portable and multifunctional, which make the dc / dc converters must have special properties, such as high efficiency, low quiescent current, small board space, low weight and low cost
小型化和多功能是便攜式電子產品的發展趨勢,因此要求dc / dc轉換器具有高效率、低靜態電流、小的板級面積、小體積和低成本等特性。分享友人