正弦分角器 的英文怎麼說

中文拼音 [zhēngxiánfēnjiǎo]
正弦分角器 英文
sine angle dresser
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  1. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單向流動度出發,提出了一種lcc諧振型恆頻移相單相高頻鏈逆變電路拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相規律變化,使諧振電壓脈沖列的幅值追蹤參考電壓信號,經過整流、濾波、低頻逆變,從而獲得度較好的輸出電壓。理論析和實驗結果證明對于阻性負載或阻感性負載,移相全橋具有超前橋臂零電壓開通,滯后橋臂或者零電壓開通( _ 0 )或者零電流關斷( _ 0 )的軟開關特性,而低頻逆變的各個開關均實現零電壓條件下的開通與關斷。
  2. This paper include the following parts. firstly the sine exciting - voltage is guaranteed by direct digital synthesize technology ; secondly the digital output of cos ( 9 ) and sin ( 9 ) are generated by microcontroller ; thirdly the two voltage signals which are the product of the two former signals gained by the multiplying d / a converter, being filtered and amplified, have constant frequency, and one amplitude has sine function relationship of with the input angle, and the other amplitude has cosine function relationship of with the input angle ; finally the two signals are acquired and analyzed by relative instrument and software

    主要由以下幾部組成:用數字頻率合成技術( dds )產生激勵電壓信號u _ msin ( t ) ;用單片機產生幅度的數字量輸出sin ( )和cos ( ) ;用乘法型d a轉換實現激勵電壓和幅度的乘積,並通過濾波和功放后即得到頻率固定,幅值隨輸入變化的電壓信號;最後用數據採集卡採集輸出信號,顯示波形並進行頻譜析。
  3. In this paper, the foundamental principles of fd _ bpm ( finite - difference beam propagation method ) used to simulate and calculate the process of beam propagation is first introduced. then , the theory of boundary condition is carefully presented. based on those theories mentioned above, a new kind of fd _ bpm arithmetic is brought forward. compared with the traditional arithmetic, this one has much more advantages. in virtue of the new arithmetic, author accomplished the whole simulating designs with two kinds of optical splitter ( stright y - junction optical splitter and sine - type optical splitter ), including propagation field simulating, vital parameter calculating, acquired some optimized waveguide parameters , and finished the template by those results at last

    本文主要藉助這種改進的fd _ bpm演算法,對兩種結構的光(直y型光,上升型光)進行了件設計的軟體模擬,包括對兩種結構光傳輸場進行模擬,並對兩種結構光的重要參數,如波導寬度,,縱橫比,損耗進行了模擬計算;得到了一些有價值的優化波導結構參數值,根據這些優化值設計製作了光刻模板。
  4. The performance of the electric vehicle is improved greatly in which the harmonic wave of output voltage, power loss and torque pulsation of the system are decreased by controlling the switch angles

    它運用規則采樣法產生脈寬調制波,通過開關的控制抑制逆變輸出電壓中的諧波量,降低了電動機的損耗和轉矩脈動,使電動車的運行性能得到了較大改善。
  5. In the area of elasto - plastic dynamic analysis of frame with friction energy dissipation, the design - oriented nonlinear seismic response time history analysis method for frame with friction energy dissipation has been set up. and the corresponding program idaff is developed using visual c + + language ; the analytic solution of a single - damped - story braced frame with friction energy dissipation under the sine wave excitation has been give ; besides these, a vibration reduction analysis of multi - story frame with friction energy dissipation has been given in the paper and some useful conclusions have been drawn

    在摩擦耗能框架結構彈塑性動力析方面,本文建立了面向設計的摩擦耗能框架結構非線性地震反應時程析方法,並利用vc + +編制了相應的程序idaff ;給出了帶有摩擦耗能的有阻尼單層框架在波激勵下反應的解析解;同時本文從多自山度的度出發對摩擦耗能框架的影響因素進行析,得出相關的結論。
  6. Therefore, it has been widely used in the domains of communication, radar, navigation, etc. this article focuses on the generating of the function waves which include sine wave, triangle wave and square wave, depict the concepts of dds ( direct digital synthesis ) and surveying frequency on equal precision, analyze the key techniques in the development and present solutions of function generator. author also present the system structures of hardware and software, discuss the performance indexes and consider the possibility of the system. finally, with respect to the problems in debugging and testing process, author do some analyzing and present the practical solutions

    本文主要圍繞函數發生輸出的、三和方波三種基本波形的產生這一課題來展開,闡述了其中的直接數字合成( dds ) 、等精度測頻等概念;析了研製函數發生所需攻克的關鍵技術,提出了技術解決途徑;對方案軟體進行編制和系統進行設計、安裝調試,實現了課題功能;最後針對調試中出現的問題,進行了較深入的析,並提出了實際的解決措施。
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