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Compression-expansion split combined engine

An engine and separate technology, applied in the direction of combined engines, combustion engines, machines/engines, etc., can solve problems such as difficult production and processing, difficult to meet the requirements of load response, and difficult to achieve long spindle dynamic balance

Inactive Publication Date: 2015-12-23
ZEROQ SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] For a volumetric engine composed of a compression unit and an expansion unit, it is difficult to realize the dynamic balance of the main shaft length, difficult to produce and process, and in some cases it is difficult to meet the requirements of load response

Method used

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  • Compression-expansion split combined engine
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  • Compression-expansion split combined engine

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] A compression-expansion split engine, such as figure 1 As shown, it includes a volumetric compression unit 1, a volumetric expansion unit A2, and a volumetric expansion unit B3. The compressed gas outlet of the volumetric compression unit 1 is in communication with the combustion chamber 4, and the combustion chamber 4 is connected to the volumetric expansion unit. The working fluid inlet of the unit A2 is connected, the combustion chamber 4 is connected to the working fluid inlet of the volumetric expansion unit B3, and the volumetric compression unit 1 and the volumetric expansion unit A2 are arranged coaxially. The volumetric compression unit 1 and the volumetric expansion unit A2 are defined as a volumetric compression expansion unit 5, and the volumetric compression expansion unit 5 and the volumetric expansion unit B3 are arranged in linkage via a large flexible shaft.

[0040] As an alternative embodiment, the large deflection shaft may be a variable section shaft th...

Embodiment 2

[0042] A compression-expansion split engine, such as figure 2 As shown, it includes a volumetric compression unit 1, a volumetric expansion unit A2, and a volumetric expansion unit B3. The compressed gas outlet of the volumetric compression unit 1 is in communication with the combustion chamber 4, and the combustion chamber 4 is connected to the volumetric expansion unit. The working fluid inlet of the unit A2 is connected, the combustion chamber 4 is connected to the working fluid inlet of the volumetric expansion unit B3, and the volumetric compression unit 1 and the volumetric expansion unit A2 are arranged coaxially. The volumetric compression unit 1 and the volumetric expansion unit A2 are defined as a volumetric compression expansion unit 5, and the volumetric compression expansion unit 5 and the volumetric expansion unit B3 are linked by a rigid coupling.

[0043] As an alternative embodiment, the rigid coupling can be selectively selected as a sleeve coupling, a flange co...

Embodiment 3

[0045] A pressure-expansion split engine includes a volumetric compression unit 1, a volumetric expansion unit A2, and a volumetric expansion unit B3. The compressed gas outlet of the volumetric compression unit 1 is in communication with a combustion chamber 4, and the combustion chamber 4 Communicate with the working fluid inlet of the volumetric expansion unit A2, the combustion chamber 4 communicates with the working fluid inlet of the volumetric expansion unit B3, the volumetric compression unit 1 and the volumetric expansion unit A2 are coaxial The volumetric compression unit 1 and the volumetric expansion unit A2 that are arranged coaxially are defined as the volumetric compression expansion unit 5. The volumetric compression expansion unit 5 and the volumetric expansion unit B3 are elastically coupled Device linkage settings.

[0046] As a transformable embodiment, the elastic coupling can be selectively set as a reed coupling, a serpentine spring coupling, a laminated sp...

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Abstract

The invention discloses a compression-expansion split combined engine. The compression-expansion split combined engine comprises a volume type compression unit, a volume type expansion unit A and a volume type expansion unit B, wherein a compressed gas outlet of the volume type compression unit communicates with a combustion chamber; the combustion chamber communicates with a working medium inlet of the volume type expansion unit A; the combustion chamber communicates with a working medium inlet of the volume type expansion unit B; the volume type compression unit and the volume type expansion unit A are coaxially arranged; the volume type compression unit and the volume type expansion unit A which are coaxially arranged are defined as a volume type compression-expansion unit; and the volume type compression-expansion unit is linked with the volume type expansion unit B through a large flexible shaft. The compression-expansion split combined engine disclosed by the invention is beneficial for producing and processing, and is beneficial for regulating pressure in the combustion chamber, so that load response and efficiency of the engine are improved.

Description

Technical field [0001] The invention relates to the field of heat energy and power, in particular to a compression-expansion split engine. Background technique [0002] The positive displacement engine composed of a compression unit and an expansion work unit is difficult to achieve dynamic balance of the main shaft length, difficult to produce and process, and in some cases it is difficult to meet the requirements of load response. Therefore, a new type of engine needs to be invented. Summary of the invention [0003] In order to solve the above problems, the technical solution proposed by the present invention is as follows: [0004] Solution 1: A compression-expansion split-combination engine, comprising a volumetric compression unit, a volumetric expansion unit A and a volumetric expansion unit B, the compressed gas outlet of the volumetric compression unit is in communication with a combustion chamber, and the combustion chamber is The working fluid inlet of the volumetric ex...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F02B53/00F02B53/14F02B63/06F02B73/00
CPCY02T10/12
Inventor 靳北彪
Owner ZEROQ SCI & TECH