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Power generation device

A technology of a power generation device and a Stirling engine, which is applied to machines/engines, mechanical equipment, and mechanisms that generate mechanical power, etc., can solve the problems of difficult processing technology, poor economy, and inconvenient production, and achieve high power scalability. and economical effects

Active Publication Date: 2017-09-01
TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0010] In order to solve the above-mentioned technical problems, the present invention provides a power generation device to solve the technical problems of the existing free-piston Stirling generators with low specific power, inconvenient production, difficult processing technology and poor economy

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specific Embodiment 1

[0056] The phase adjustment mechanism 300 of the present invention is an acoustic resonance tube. One end of the acoustic resonance tube is closed, and the other end is open. The output end of the Stirling engine 100 is connected to the open end of the acoustic resonance tube in a closed manner. The two-way turbine generator 200 is installed in the acoustic resonance tube, such as Picture 9 As shown, the two-way turbine power generation device 200 can be installed at any position between the maximum point of the volume flow rate in the acoustic resonance tube.

[0057] That is, during the working process, the Stirling engine 100 converts heat energy into sound energy, and by realizing the acoustic impedance matching of the two-way turbine generator with significant acoustic resistance characteristics and the Stirling engine whose outlet requires acoustic resistance plus acoustic characteristics, After passing through the two-way turbine power generation device 200, it is conver...

specific Embodiment 2

[0060] The phase adjustment mechanism 300 of the present invention is an acoustic resonance tube. Both ends of the acoustic resonance tube are open. The output end of the Stirling engine 100 is connected to the open end of the acoustic resonance tube in a closed manner, and an air reservoir 400 is installed to the other open end of the acoustic resonance tube. The two-way turbine power generation device 200 is installed at the entrance of the gas store 400, such as Picture 10 Shown.

[0061] That is, during the working process, the Stirling engine 100 converts thermal energy into sound energy, and realizes the two-way turbine generator 200 with significant acoustic resistance characteristics through the acoustic resonance tube and the Stirling engine whose outlet requires acoustic resistance plus acoustic characteristics. Acoustic impedance is matched, and it is converted into electrical energy output through the two-way turbine generator 200.

[0062] In this embodiment, the ai...

specific Embodiment 3

[0067] As another specific embodiment of the present invention, a power generation device of the present invention includes a Stirling engine 100, a phase modulation mechanism 300 and a two-way turbine power generation device 200, wherein the phase modulation mechanism 300 in this embodiment is a resonator . The output end of the Stirling engine 100 is connected in a closed manner with a connecting pipe 500. The end of the connecting pipe 500 is connected with an air reservoir 400. The resonator and the two-way turbine generator 200 are respectively installed in the connecting pipe 500, and the Stirling The engine 100 is connected to the two-way turbine generator 200 through a resonator. In order to further improve its efficiency, the two-way turbine power generation device 200 of the present invention is preferably installed at the entrance of the gas storage.

[0068] The present invention utilizes the Stirling engine 100 to convert heat energy into sound energy, and realizes ...

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Abstract

The invention relates to the technical field of new energy developing, and discloses a power generation device. According to the power generation device, a Stirling engine is adopted for converting heat energy into acoustic energy, impedance is adjusted through a phase adjusting mechanism, the bothway turbine power generation device is used in a matched manner to convert the acoustic energy into mechanical energy for power generation, and therefore the aim of heat energy power generation is achieved. The bothway turbine power generation device has the beneficial effects of being simple in structure, good in power expandability and high in economical efficiency. Through cooperation with the free piston Stirling engine which is high in efficiency and long in service life, a Stirling power generation system is more economical and reliable.

Description

Technical field [0001] The present invention relates to the technical field of new energy development, and more specifically, to a power generation device. Background technique [0002] The free piston Stirling generator is an efficient and compact power generation system. Its power generation process undergoes a thermo-acoustic-electric process. The acoustic-electric conversion component generally uses a linear generator, that is, a free piston Stirling linear generator. Such as figure 1 Shown is a schematic diagram of the structure of a free piston Stirling linear generator. The main components of the free piston Stirling linear generator are composed of a free piston Stirling engine 16 and a linear motor 17. Among them, the free piston Stirling engine 16 mainly includes ejector 15, ejector supporting plate spring components 12, 13, high temperature heat exchanger 2, regenerator 3, and low temperature heat exchanger 4. With the ejector supporting the plate spring assembly diam...

Claims

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Application Information

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IPC IPC(8): F03G7/00
Inventor 戴巍刘冬冬陈燕燕罗二仓胡剑英
Owner TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI
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