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ORC Systems Based on Modified Hermetic Compressors
- It sounds so easy... take a hermetic scroll compressor made for air conditioning, or better yet, refrigeration, make it run backwards, and presto, the motor is now a generator. In reality, there are major hurdles to overcome,
the primary one being how to keep the bearings oiled.
Following are some documents on this subject. While these may be copyrighted, they were all downloaded for free. The authors were very generous to make their work available to public, please give credit where it is due if you use information they have provided.
If you have additional documents on this subject please email them to editor-at-organicrankine-dot-com.
2 document(s) in database
Title: Method for securing the lubricaton of bearings in a hermetic high-speed machine Patent application regarding keeping the bearings oiled when a hermetic compressor is used as an expander. Author(s): numerous Organization: OY High Speed Tech. LTD. Publisher: WIPO Date Published: 1992-04-02 Date Posted: 2009-02-28 Internal Link: 92005342.pdf External Link: Title: Low cost organic Rankine cycles for grid connected power generation. Includes a detailed discusson of the economic viability of ORC systems and mentions automotive scroll and vane compressors. Has a picture of a modified hermetic compressor on page 4 and discussion of strategies for keeping the bearings lubricated on page 5. Author(s): Thomas C.B. Smith Organization: Hopkinson Laboratory, University dept. of Engineering, Trumpington Street, Cambridge, England Publisher: Date Published: 2003-00-00 Date Posted: 2009-02-28 Internal Link: Smith_ISES2003.pdf External Link: