A chemical heat pump, which comprises a regenerator-heat releaser filled with a chemically reactive heat-storing material provided with a heat transfer tube, through which a heating medium is passed, at the inside, wherein said chemically reactive heat-storing material is calcium oxide or calcium hydroxide;Needle & Gauge Valves an absorber-evaporator containing an aqueous solution of a salt, an acid, an alkali or an organic compound and provided with a heat transfer tube for cooling or heating; a vapor passage communicating the regenerator-heat releaser with the absorber-evaporator; Filterand an aqueous solution recycle system comprising a sprayer for spraying the aqueous solution onto the heat transfer tube in the absorber-evaporator, a plurality of trays provided below the sprayer of the aqueous solution and an aqueous solution pump being provided at the absorber-evaporator.

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2011-12-05

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