Vibration power generator, vibration power generating apparatus, and communication apparatus having vibration power generating apparatus mounted thereon

A vibration power generation and generator technology, applied in the direction of generator/motor, electrostatic generator/motor, induction generator, etc., can solve the problems of power generation change, waste of power, etc., to achieve stable output power and reduce the decline of output power , the effect of easy conversion

Active Publication Date: 2011-10-26
PANASONIC CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

That is to say, there is a problem that the power generation amount of the vibration power generating device connected to the load changes due to the state of the load or the state of vibration.
[0009] Furthermore, the currently proposed vibration generators are not configured to

Method used

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  • Vibration power generator, vibration power generating apparatus, and communication apparatus having vibration power generating apparatus mounted thereon
  • Vibration power generator, vibration power generating apparatus, and communication apparatus having vibration power generating apparatus mounted thereon
  • Vibration power generator, vibration power generating apparatus, and communication apparatus having vibration power generating apparatus mounted thereon

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Experimental program
Comparison scheme
Effect test

Embodiment approach 1

[0055] figure 1 It is a block diagram of a vibration power generation device (abbreviated as "power generation device") and a load connected thereto in Embodiment 1 of the present invention.

[0056] exist figure 1 Among them, the output terminal of the vibration generator (abbreviated as "generator") 100 is connected to the rectification circuit module. The rectification circuit module 105 is a full-wave rectification circuit composed of four diodes and capacitors. The rectification circuit module 105 is connected to the output control circuit 101 , and the output of the vibration generator 100 is sent to the circuit 101 . The output control circuit 101 is connected to a load circuit 102 . The load detection circuit 103 detects the load state of the load circuit 102 , so as to feed back the load state to the output control circuit 101 .

[0057] The vibration power generator 100 generates electricity by extracting, as electric energy, charges induced in the capacitive e...

Embodiment approach 2

[0075] image 3 It is a block diagram of the vibration power generation device in Embodiment 2 of this invention. In the power generating device according to Embodiment 1, the state of the load circuit is detected, and the detection result is fed back to the output control circuit to control the output. On the other hand, in this embodiment, the vibration frequency (frequency of the output voltage) of the power generator is detected to control the output control circuit. In this point, the power generation device of Embodiment 2 is different from the power generation device of Embodiment 1.

[0076] Such as image 3As shown in (a), in the power generator of this embodiment, the output terminal of the vibration power generator 200 is connected to the rectifier circuit module 205 . The rectification circuit module 205 is a full-wave rectification circuit composed of four diodes and capacitors. The rectification circuit module 205 is connected to the output control circuit, a...

Embodiment approach 3

[0094] Figure 5 It is a block diagram of the vibration power generation device in Embodiment 3 of this invention. In this embodiment, both the state of the load circuit and the vibration frequency (frequency of the output voltage) of the vibration power generator are detected, and these detection results are fed back to control the output control circuit.

[0095] Such as Figure 5 As shown, in the power generating device of this embodiment, the output terminal of the vibration power generator 300 is connected to the rectification circuit module 305 . The rectification circuit module 305 is a full-wave rectification circuit composed of four diodes and capacitors. The rectification circuit module 305 is connected to the output control circuit, and the output from the vibration generator 300 is sent to the circuit module 305 . The output control circuit 301 is connected to a load circuit 302 .

[0096] The load detection circuit 303 detects the operating state (load state) ...

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PUM

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Abstract

The present invention provides a vibration power generator, a vibration power generating apparatus, and a communication apparatus having vibration power generating apparatus mounted thereon, wherein the vibration power generating apparatus is provided with a vibration power generator (200), a rectifying circuit bridge (205), an output power control circuit (201), a load circuit (202), and a frequency detecting circuit (204). Power generated by means of the vibration power generator (200) can be efficiently extracted by detecting the frequency of the vibration power generator (200) and controlling the impedance of the output control circuit (101) in accordance with the frequency.

Description

technical field [0001] The present invention relates to a vibration power generator, a vibration power generation device, and a communication device equipped with a vibration power generation device, in particular to an electrostatic induction type vibration power generator using an electret material, a vibration power generation device, a vibration power generation device, and a device equipped with the vibration power generation device. Electronic equipment, and a communication device equipped with the vibration power generation device. Background technique [0002] An electrostatic induction type vibration power generation device has been proposed in which charges are supplied to one electrode of a variable capacitor, charges are induced to the opposite electrode by electrostatic induction, and the induced charges change due to a change in capacitance, This charge change is taken out as electric energy (for example, refer to Patent Document 1). [0003] Figure 7 The ele...

Claims

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Application Information

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IPC IPC(8): H02N1/00H02N11/00
CPCH02N1/08
Inventor 中塚宏仓贯正明大西庆治
Owner PANASONIC CORP
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