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- This paper presents a single-stage PFC(power factor correction)AC/DC converter that uses a tapped inductor. 提出一種新型帶抽頭電感的單級功率因數校正AC/DC變換器。
- Front-end converters with power factor correction (PFC) capability are widely used in distributed power systems (DPSs). 在石化燃料短缺與溫室效應的今天,面對環境的問題已是人類必須立即面對的議題。
- This paper gives a power factor correction (PFC) scheme with DSP, analyzes the principle and the computer simulation algorithm of the DSP controller. 針對單相PFC模擬控制拓撲結構;分析了其基於數字信號處理器(DSP)實現的原理和模擬演算法.
- In order to improve the PFC (Power Factor Correction), a boost-APFC-based power driver for the vector-control ACIM is designed in this paper. 為提高系統輸入端的功率因數,減少注入電網的諧波,本文根據矢量控制的原理設計了基於功率因數控制的交流感應電機矢量控制的DSP試驗系統;
- VoltageControl and Power Factor correction. 電壓控制與功率因素調整。
- Voltage Control and Power Factor correction. 電壓控制與功率因素調整
- A flyback converter with zero current switching (ZCS) resonant and power factor correct (PFC) is proposed. 提出了一種具有零電流關斷(ZCS)的反激式單級功率因數校正(PFC)變換器。
- On the basis of high power factor,its 8 pins simple package and less outer devices greatly reduce the design cost for power factor correction (PFC)controller circuit. 在高功率因數的基礎上,其8個管腳的簡單封裝和較少的外圍器件,又大大降低了功率因數校正PFC變換器電路的設計成本。
- The HV9931 is a fixed frequency PWM controller designed to drive proprietary single-stage single-switch no-isolated topology,cascading an input power factor correction(PFC)buck-boost stage and an output buck converter power stage. HVV9931是一個設計用於驅動專利單級單開關非隔離拓撲,級聯一個輸入PFC降壓-升壓級和輸出降壓變換器級的固定頻率PWM控制器。
- Also, adopting power factor correction (PFC) technology, the supply makes power factor approaching 1, improves the utilization efficiency of electricity energy and lessen the pollution to grid. 採用功率因數校正技術(PFC)使其功率因數接近於1,提高了電能的利用效率,減少了對電網的污染。
- Based on the review of common standard tor power factor and harmonics in hghting equipment industry, power factor correction (PFC) technologies have been a interesting field in the power electronics. 針對電網對電子鎮流器功率因數和諧波含量的要求,功率因數校正技術在電子鎮流器中的應用已經是電力電子領域內新的研究熱點。
- Nowadays, Power Factor Correction (PFC) technique is widely researched.They have been prevalently applied in low power SMPS, and are still under research for applying in high power SMPS. 作為一項成熟的技術,近些年來已經在小功率開關電源中得到普遍的應用,在大功率開關電源中應用仍處在研究與開發階段。
- Power Factor Correction must be connected to the input of the soft starter. Failure to do so will result in SCR damage. 功率因素校正器必須與軟起動器的輸入端相連接,否則導致SCR損壞。
- A high efficiency zero-voltage-switching (ZVS) Boost voltage doubler converter for power factor correction is proposed. 提出一種高效零電壓轉換倍壓升壓型變換器的功率因數校正電路。
- The control principle and properties of average current mode control in power factor correction (APFC)techniques are analyzed . 分析了有源功率因數校正 (APFC)技術中的平均電流型控制原理及其特點。
- H. Wei, I. Batarseh, 「Comparison of basic converter topologies for power factor correction,」 in Proc. IEEE Southeastcon Conf., pp 348-353, 1998. 邱煌仁,「基於輸入電流斜率法之功率因數修正技術」,國立台灣科技大學電子所博士論文,中華民國八十九年。
- Device in ballast that stores electrical energy. Often used for power factor correction and lamp regulation (see "Power Factor"). 存儲電能的器件,一般用於功率因數校正和光源穩定控制(見功率因數)。
- As soon as the flyback converter leaves the VCO mode, the power factor correction circuit restores normal operation immediately. 一旦回掃轉換器離開了VCO模式,這個功率因素調整電路重新立即恢復到通常的操作模式。
- The result manifests that the adpotion of APFC(active power factor correction) technology can make the power factor close to 1 and the THD less than 5%. 結果表明;引入APFC(有源功率因數校正器)技術的電源可實現功率因數接近於1;總諧波分量THD<5%25。
- This paper deal with the analysis and design of simple passive power factor correction rectifier with LC filter for compliance with the new version of IEC1000-3-2 regulations. 本文根據新版IEC1000-3-2電磁兼容標準規定;對傳統單相全橋整流器+LC濾波器的簡單經濟無源功率因數校正電路進行了新的分析和設計.