Chemical heat pipe employing self-driven chemical pump based on

Heat exchange – Intermediate fluent heat exchange material receiving and... – Reversible chemical reaction

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60649, 60673, 62467, F28D 2100

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active

047126108

ABSTRACT:
A chemical pump system that utilizes a self-driven compressor to increase the system pressure while obviating the need for a one-way valve and liquid head to provide the driving force for the reactants, thus enhancing long distance transport. The system comprises a chemical heat pipe employing reversible endothermic/exothermic chemical reactions to transfer thermal energy between a heat source and a heat sink. At least one reactant is self-driven substantially unidirectionally through the heat pipe by compressing the reactant(s) with a compressor and heating the reactant(s) to a predetermined pressure and temperature sufficient to form a reaction product having at least a 150% molar increase. The reaction product is expanded with an expander that is linked mechanically to the compressor. The expansion energy is sufficient to compress the reactants to the predetermined pressure while maintaining the self-driven unidirectional flow.

REFERENCES:
patent: 3258925 (1966-07-01), Barthelemy
patent: 3370420 (1968-02-01), Johnson
patent: 3511049 (1970-05-01), Norton et al.
patent: 3738103 (1973-06-01), Rudolph et al.
patent: 3943719 (1976-03-01), Terry et al.
patent: 4346752 (1982-08-01), Kesten et al.

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