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- The ac power produced by APU generator is of constant frequency. APU發(fā)電機產(chǎn)生的交流電源是恒頻的。
- Suppose the speakers both emit a pure sinusoidal sound wave of constant frequency. 假定兩個(gè)揚聲器都發(fā)射恒定頻率的純正弦聲波。
- This paper focuses on voltage regulation strategies of 400Hz CVCF(Constant Voltage Constant Frequency) inverter. 本文研究了400Hz恒壓恒頻(CVCF)中頻電源逆變器波形控制策略。
- For this reason, it has the absolute advantage to adopt the technique of variable speed constant frequency (VSCF). 為了提高風(fēng)能的利用率,變速恒頻(VSCF)風(fēng)力發(fā)電技術(shù)有其絕對的優(yōu)越性。
- The VSCF (Variable Speed Constant Frequency) wind power generation is a new technology. 風(fēng)速仿真是風(fēng)力發(fā)電研究的重要手段之一。
- These practices shown that the phase-lockd loop has made it possible to offer a stabilized frequency source for high speed spinning of the POY Dacron filament. 實(shí)踐表明,它解決了滌綸長(cháng)絲高速紡絲變頻電源的頻率穩定度問(wèn)題。
- The APU engine drive the generator in lower speed to produce ac power at constant frequency. APU發(fā)動(dòng)機以低速驅動(dòng)發(fā)電機，從而產(chǎn)生恒頻的交流電。
- Electronic Support Measure (ESM) system has the function of threat detection and the area monitor to locate and identify the Radio Frequency Source (RFS). 電子支援措施(ESM)系統執行威脅探測和區域監視功能，以確定周?chē)椛湓吹念?lèi)型和方位。
- Otherwise, the timer will use another constant frequency clock like the chipset, BIOS or the power management timer. 否則的話(huà)，計時(shí)器就將使用其它頻率一致的時(shí)鐘，如芯片組、基本輸入與輸出系統（BIOS）或電源管理計時(shí)器。
- Whatever it is radar, ECCM equipment, communication equipment or instrument, frequency source with high stability is needed to guarantee the quality of carrier signal. 無(wú)論是雷達、電子對抗，還是通信、儀器設備等都需要高穩定度的頻率源，以保證載波信號的質(zhì)量。
- The frequency source in Global Positioning System (GPS) receiver has a great many influence on the whole performance of the receiver. GPS(Global Positioning System)接收機中參考頻率源的性能對接收機整體性能有著(zhù)諸多影響.
- The decoupled control of active power and reactive power is a key technology of variable speed constant frequency (VSCF) wind energy generation system. 雙饋發(fā)電機的有功和無(wú)功功率的解耦控制是變速恒頻(VSCF)風(fēng)力發(fā)電系統的關(guān)鍵技術(shù)。
- Phase noise is the key character in direct digital frequency synthesizers (DDS) applied in the high stable frequency source. 摘要相位噪聲是制約DDS用于高穩定頻率源的的關(guān)鍵指標。
- A control strategy for piezoelectric transformer backlight inverter based on a constant frequency control and phase control is presented. 以定頻控制和相位控制為基礎的控制方式被用來(lái)控制壓電式背光換流器系統在本文中被提及。
- All kinds of circuit topology and power modulation technology for variable speed constant frequency(VSCF)wind power generator system are introduced. 簡(jiǎn)單介紹了變速恒頻風(fēng)力發(fā)電系統中出現的一些常用拓撲結構及功率調節技術(shù)。
- The switching solution should have as a minimum the bandwidth of the DUT, and preferably equal to the bandwidth of any higher frequency source and measurement equipment. 切換方案的最小帶寬應該為DUT的帶寬，最好是等于任何高頻源和測量設備的帶寬。
- PSM (Pulse Skip Modulation) is a novel modulation. This kind of modulation mode operates in constant width and constant frequency mode (CWCF) which differs from the fore both. 脈沖跨周調制模式(PSM, Pulse Skip Modulation)是一種全新的調制模式,異于PWM和PFM,是一種恒寬恒頻(CWCF)的調制模式。
- Y. Hatanaka, “Zero-Current-Switching High Frequency Inverter With Constant Frequency Power Control,” Power Conversion Conference, Yokohama, No. 19-21, Apr. 1993, pp. 265-270. 黃少崴，“新型零電流切換脈波寬度調變蓄電池充電器”，昆山科技大學(xué)電機工程系碩士論文，2005年。
- His wife was a constant inspiration to him. 他的妻子經(jīng)常鼓勵他。
- Huliehel, F. A., F. C. Lee and B. H. Cho, “Small-Signal Modeling of Single-Phase Boost High Power Factor Converter with Constant Frequency Control,” IEEE PESC, pp.475-482, 1992. 方嘉隆，“高效能主動(dòng)式功因修正器電路研制”，國立中山大學(xué)電機工程學(xué)系碩士論文，民國九十五年。
