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31, Chaos Control for Several Chaotic Systems and Bifurcation Analysis in Single - Stage PFC Power Supplies.

32, By putting magnetic particles, PFC and PAM into turbid water made up by kaoline to carry on magnetic flocculating, optimum parameters and mechanism of forming magnetic composite flocs were studied.

33, A novel flyback single stage PFC converter with voltage negative feedback winding is proposed.

34, It can also be used for passive lossless snubber in PFC.

35, Application: This machine is designed for columniform capacitor PFC gas filling in the vacuum tank.

36, The design process of the main circuit, the control circuit and the time-delay circuit are elaborated after an experimental research of interleaving PFC converters.

37, There was increased activity in, and increased connectivity between, two regions: the prefrontal cortex (PFC) and an area of the midbrain called the subthalamic nucleus (STN).

38, Inductive iron core is essential to passive power-factor correction circuit(PFC). The selection of inductive material is a key factor which has influence on the performance of PFC.

39, A precise PFC/THD instrument for control of high performance partial switching power factor correction circuits operating at a fixed frequency is presented.

40, RESULT:S-8300 markedly improved the formulation of serum haemolysin, PFC and the content of IL-2 in serum of the immunosuppression mice.

41, Barker said he then attempted to rape the girl himself, before she was shot to death by former Pfc. Steven D. Green, Bierce said.

42, Nonlinear predictive functional control (NPFC) based on SVM and PFC for doubly-fed induction generator are proposed for the first time.

43, PFC believes Iran's price threshold to be similar to Saudi Arabia's.

44, In this thesis, a three - phase double - switch PFC rectifier is described.

45, The paper introduces the principle of PFC technique and its great significance, puts stress on analyzing the mechanism of the third harmonic of input current.

46, An active power factor corrector (PFC) is used to improve the input power factor (PF) and reduce the total harmonic distortion (THD) of the input current.

47, The FBS (fluorous biphase system) makes homogeneous catalysis and heterogeneous separation possible and easy to separate the catalysts dissolved in PFC (perfluorocarbons).

48, This paper introduces a novel topology about single-stage PFC converter based on bridge inverter and analyzes its theory of operation.sentencedict.com

49, The paper discussed a half - bridge converter of single stage PFC with ZVZCS.

50, Objective To evaluate the ultrasonic diagnostic value for popliteal fossa cyst ( PFC ).

51, To reduce the inductor and the phase displacement between the input current and the input voltage simultaneously, Multi-level (ML) converters are adopted as the PFC topologies in this thesis.

52, It is a single stage converter operated at discontinuous conduction mode(DCM). It combines the technique of current resonance and PFC.

53, The main circuit includes rectify, PFC, inverter and the motor driving circuits.

54, According to requirement of the product and consideration of the application of saturable inductor, the suppression function of diode reverse recovery current existing in PFC stage is emphasized.

55, First and foremost, the paper raises a single stage, single switch and high efficiency PFC converter topology. It combines with PFC circuit and the Flyback converter which owes center tap transformer.

56, The thesis also analyzes the average current type of PFC.

57, PFC reaction of the spleen in mice with EMT - 6 sarcoma.

58, This PFC was realized by employing sliding-mode variable-structure inner current loop control and outer voltage loop PI control with digital low-pass filter to achieve high performance.

59, To improve the tracking performance of AC servo-system, PFC-PID cascade control strategy is presented by combining the PFC with PID control.

60, The design of the filter circuit, starting current check circuit and switching surge absorption-protection circuit in an auxiliary circuit of PFC is analyzed.