REFRIGERATION UNIT Russian patent published in 2005 - IPC

Abstract RU 2262048 C2

FIELD: cooling equipment, particularly one of absorption-diffusion type used in industrial and domestic refrigerators.

SUBSTANCE: refrigeration unit is filled with inert gas and ammonia-water solution to which corrosion inhibitor is added. Refrigeration unit comprises low-temperature members, namely evaporator, condenser, refluxer, absorber, solution accumulator and high-temperature members, namely generator and liquid heat-exchanger. Generator outlet is connected to refluxer. Heat-exchanger has rich solution pipe with inlet connected to solution accumulator and lean solution pipe with outlet connected to absorber. Welded connections between generator outlet and refluxer and between rich solution pipe inlet and solution accumulator, as well as between lean solution pipe outlet and absorber include bimetallic bushes made of aluminum and steel. Bushes have aluminum ends facing low-temperature members and steel ends facing high-temperature members. Low-temperature members are formed of aluminum, high-temperature ones are made of steel.

EFFECT: increased reliability and efficiency.

2 cl, 3 dwg

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RU 2 262 048 C2

Authors

Ovechkin G.I.

Dvirnyj V.V.

Lekanov A.V.

Khalimanovich V.I.

Tomchuk A.V.

Kozlov A.G.

Kesel'Man G.D.

Sheverdov V.F.

Shelud'Ko V.G.

Sinichenko M.I.

Chikarov N.F.

Smirnykh V.N.

Kukushkin S.G.

Chernjavskij S.A.

Dates

2005-10-10Published

2003-11-18Filed