FIELD: mechanics.
SUBSTANCE: invention relates to a refrigerating apparatus with a thermal insulation cabinet (1) enclosing a refrigeration chamber (2) with an evaporator (7) being set in the cabinet and with an ice layer (13) being formed on the evaporator surface. Two temperature sensors (12, 14) are fitted close to the evaporator (7) so that only one temperature sensor (12) is buried in the ice layer (13). The control circuit (10) is connected to the two temperature sensors (12, 14) so that to define difference of the temperatures measured by the temperature sensors and so that depending on the defined difference to turn or not to turn on the evaporator (7) defrostation by applying an output signal; the above definition is carried out in case the temperature alteration speed measured by at least one of the two sensors (12, 14) falls below the specified limit.
EFFECT: increasing refrigerating apparatus reliability.
7 cl, 4 dwg
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Authors
Dates
2009-03-20—Published
2004-04-05—Filed