Refrigerating apparatus and fluid machine therefor

A technology of fluid machinery and refrigeration equipment, which is applied to composite fluid machinery, controls the operation of refrigeration equipment, and stops the operation of the Rankine cycle. It can solve problems such as damage to electrical parts or devices, out-of-control operation of generators, and rotation of damaged expansion devices.
CN1773194AInactive Publication Date: 2006-05-17DENSO CORP +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
DENSO CORP
Publication Date
2006-05-17
Estimated Expiration
Not applicable · inactive patent

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Abstract

A complex fluid machine has an expansion-compressor device, a pump, and a motor generator, wherein the expansion-compressor device, the pump, and the motor generator are operatively connected and arranged in series, and a power transmitting device for disconnecting the pump from the motor generator, when the expansion-compressor device is driven by the motor generator so as to be operated as a compressor device.
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Description

technical field

[0001] The present invention relates to a refrigeration apparatus having a refrigeration cycle for performing a cooling operation and a Rankine cycle for collecting waste heat from a heat generating device such as an internal combustion engine. The present invention further relates to a composite fluid machine to be applied to refrigeration equipment, wherein the fluid machine has the role of a compressor device for compressing and pumping out a working fluid and a device for outputting mechanical energy by expanding the working fluid working in a Rankine cycle The role of the expansion device. The invention further relates to a method for controlling the operation of a refrigeration plant, in particular to a method for stopping the operation of a Rankine cycle. Background technique

[0002] A composite fluid machine in which a compressor device, an expansion device, a drive motor, and a pump are integrally formed is known in the art, for example, as shown i...

Claims

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