Push-pull variable capacitor
Adjusting the frequency of an autonomous push–pull converter for wireless power transfer through a voltage-controlled variable capacitor ...
Adjusting the frequency of an autonomous push–pull converter for wireless power transfer through a voltage-controlled variable capacitor structure - Volume 4 Issue 1
The proposed VVCS applied to the autonomous push pull …
This paper proposes a Voltage-controlled Variable Capacitor Structure (VVCS) to adjust the frequency of an autonomous push–pull converter. Unlike traditional switch mode …
Adjusting the Frequency of an Autonomous Push Pull Converter for Wireless Power Transfer through a Voltage-controlled Variable Capacitor …
Adjusting the Frequency of an Autonomous Push Pull Converter for Wireless Power Transfer through a Voltage-controlled Variable Capacitor Structure Abstract This paper proposes a Voltage-controlled ...
Replacing old capacitors
Pic. 6 – Some X2 film-foil capacitors approved for safe use across a.c. power line. In the case of push-pull output stages, when replacing a capacitor in the circuit of one tube, it is advisable to select a matched pair …
Mathematical model for split-capacitor push–pull parallel resonant …
A technique is described whereby a split-capacitor push–pull parallel resonant converter (SC-PPRC) can be operated at a variable switching frequency with zero-voltage switching to provide either a lower (Buck) or higher (Boost) peak variable output voltage than that ...
Modelling and analysis of split-capacitor push-pull parallel …
Modelling and analysis of split-capacitor push-pull parallel-resonant converter in normal mode 45 Figure 4, which replaces the two split-windings that has coupling coefficient (k) with two equal ...
2 Tone Caps, 1 Push Pull Pot
Happy November! This month, we''re talking about a really cool simple Push-Pull Modification that allows you to choose between two cap values for your guitar. The 2 Tone Cap Push-Pull Pot Mod is great on a Strat or Telecaster, where you might have a Master Volume and a Blender Pot, but still want the capabilities of two Tone Caps.
Adjusting the frequency of an autonomous push pull converter for …
The proposed `variable'' capacitor can be used for circuit tuning of various resonant power converters, for example to adjust the operating frequency of autonomous push pull …
Adjusting the frequency of an autonomous push–pull converter for wireless power transfer through a voltage-controlled variable capacitor …
This paper proposes a Voltage-controlled Variable Capacitor Structure (VVCS) to adjust the frequency of an autonomous push–pull converter. Unlike traditional switch mode capacitors or inductors where active switches are used, the equivalent capacitance of the ...
Mathematical model for split-capacitor push–pull parallel resonant …
A technique is described whereby a split-capacitor push–pull parallel resonant converter (SC-PPRC) can be operated at a variable switching frequency with zero-voltage …
Capacitive-loaded push-pull parallel-resonant converter
The results of a theoretical and experimental investigation of a capacitive-loaded push-pull parallel-resonant DC-DC converter (CL-PPRC) are presented and discussed. The converter is driven by a lower than resonance frequency, and the secondary voltage is rectified and smoothed by a capacitive filter. The CL-PPRC is shown to operate …
Mathematical model for split-capacitor push-pull parallel resonant …
A technique is described whereby a split-capacitor push–pull parallel resonant converter (SC-PPRC) can be operated at a variable switching frequency with zero-voltage switching to provide either a lower (Buck) or higher (Boost) peak variable output voltage than that which would result in the conventional Normal mode. A comprehensive …
Push Notifications: Android 13 requires POST_NOTIFICATIONS permission · Issue #1135 · ionic-team/capacitor …
Feature Request Plugin push-notifications Description As Android 13 was released yesterday, I noticed that it requires that the user grants the runtime permission POST_NOTIFICATIONS before a user may receive push messages. Am I right that the capacitor push ...
Analysis of Split-Capacitor Push–Pull Parallel-Resonant …
This paper presents a new model that facilitates a comprehensive analysis of split-capacitor push-pull parallel resonant converter (PPRC) topology in three different modes. The ...
Capacitor Basic Calculations
Capacitors are used in many circuits for different purposes, so we''re going to learn some basic capacitor calculations for DC circuits. In the paragraph: "If we needed to store a charge of say 0.0002 …
University of Auckland Research Repository, ResearchSpace
A DC-voltage Controlled Variable Capacitor for Stabilizing the ZVS Frequency of a Resonant Converter for Wireless Power Transfer. Jianlong Tian, Student IEEE Member, …
Measure Thickness, Gap, Displacement Using …
If the target is poorly grounded, the system is susceptible to external noise and interference. Care should be taken when designing the ground return path. If a ground is not possible MTII''s Push/Pull capacitance probes are …
Switching regulator fundamentals (Rev. C)
Push-Pull — A two-transistor converter that is especially efficient at low input voltages. Half-Bridge ... this capacitor is referred to as a condenser). 1.3 Pulse Width Modulation (PWM) All of the switching converters that will be covered in this paper use a form of ...
Analysis of Split-Capacitor Push–Pull Parallel-Resonant …
This paper presents a new model that facilitates a comprehensive analysis of split-capacitor push-pull parallel resonant converter (PPRC) topology in three different modes. The …
Switched Capacitor Signal Conditioning for Push-Pull Type …
Switched Capacitor Signal Conditioning for Push-Pull Type Capacitive Sensors Boby George and V. Jagadeesh Kumar Dept. of Electrical Engineering, IIT Madras, Chennai-600 036, India Phone: +91-44-22578419, Fax: +91-44-22578360, Email: [email protected]
Multiple-lift push-pull switched-capacitor Luo-converters
Micro-power-consumption technique requires high power density DC/DC converters and power supply sources. The voltage lift technique is a popular method to apply in electronic circuit design. Since the switched-capacitor can be integrated into a power IC chip, its size is small. Combining both switched-capacitor and voltage lift techniques can construct the …
Adjusting the frequency of an autonomous push–pull converter for wireless power transfer through a voltage-controlled variable capacitor …
This paper proposes a Voltage-controlled Variable Capacitor Structure (VVCS) to adjust the frequency of an autonomous push–pull converter. Unlike traditional switch mode capacitors or inductors where active switches are used, the equivalent capacitance of the VVCS varies with the on/off periods of a diode controlled by a DC voltage.
Dynamics of the capacitive-loaded push-pull parallel-resonant converter: investigation by …
A technique is described whereby a split-capacitor push¿pull parallel resonant converter (SC-PPRC) can be operated at a variable switching frequency with zero-voltage switching to provide ...
Analysis of Split-Capacitor Push–Pull Parallel-Resonant …
This paper presents a new model that facilitates a comprehensive analysis of split-capacitor push-pull parallel resonant converter (PPRC) topology in three different modes. The three modes, named as normal, buck, and boost, are realized by operating the converter with a variable switching frequency, which is generated by modulating the damped resonant …
Modeling and Analysis of 1.2 kW, 36–375 V, Push–Pull Converter
This paper proposes design, modeling and simulation of the push–pull converter in MATLAB/Simulink. The design procedure and principle of operation are also …
Push-Pull Class B and Class AB Amplifiers
We are now going to look at push-pull Class B and Class AB amplifiers, which are comprised of devices with conduction angles less than 360 degrees. These amplifiers can be made to be more efficient than Class A amplifiers, but suffer from a particularly undesirable form of distortion known as crossover distortion .
Analysis of Split-Capacitor Push–Pull Parallel-Resonant …
Abstract: This paper presents a new model that facilitates a comprehensive analysis of split-capacitor push-pull parallel resonant converter (PPRC) topology in …
Chapter 9. Capacitive transducers
Chapter 9. Capacitive transducers 233 For these commonly encountered capacitors, the magnitude of the charge separation q is linearly related to the applied voltage e by q Ce, (9.2) where C is the capacitance—representing the capacity of the device to store
Study and simulation of MEMS electrostatic actuators
The push–pull driving technique is generally regarded as the best option when pressures can be applied to the suspended proof-mass from both sides. The comb resonator shown in Fig. 5 is a typical design suitable …
Adjusting the frequency of an autonomous push–pull converter …
This paper proposes a Voltage-controlled Variable Capacitor Structure (VVCS) to adjust the frequency of an autonomous push–pull converter. Unlike traditional switch mode capacitors or inductors where active switches are used, the equivalent …
Analysis of Split-Capacitor Push–Pull Parallel-Resonant …
Request PDF | Analysis of Split-Capacitor Push–Pull Parallel-Resonant Converter in Boost Mode | This paper presents a new model that facilitates a comprehensive analysis of split-capacitor push ...
A high-voltage bi-polar pulse generator a using push-pull inverter
In this paper, a fast high voltage bi-polar pulse generator using push-pull inverter is proposed. The proposed pulse system consists of a thyristor rectifier, a DC link, a push-pull resonant inverter, a high voltage transformer, a secondary capacitor, a high voltage IGBT and diode stack, and a variable capacitor. The proposed system generates bi-polar high …
A modelling and design approach for push/pull switched capacitor DC-DC converters …
This paper presents an extension to the switched capacitor DC-DC converter model when supplying loads stacked vertically. Stacking loads vertically drastically reduces the required size of a DC-DC converter, as it only needs to supply the mismatch current between the loads. Furthermore, when loads are perfectly matched, efficiency is only limited by the …
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