Patent ID: 6192704
Filing Date: 2001-02-27
Classification: B01D,F25B,F28D

Abstract:
An absorber for use in absorption chillers which has a closed chamber to be supplied with an absorbent and a refrigerant vapor and having installed therein means for supplying the absorbent, a cooling water piping system positioned below the absorbent supplying means and comprising a plurality of cooling water pipes, the cooling water pipes extending horizontally and being arranged in a plurality of stages spaced apart from one another vertically, the cooling water pipes being interconnected in series or in parallel, and a plurality of platelike heat transfer bodies spaced apart from one another and arranged in a vertical position in a direction to intersect the cooling water pipes, each of the heat transfer bodies comprising a plurality of heat transfer plates extending horizontally and each provided for one or at least two stages of the cooling water pipes, the upper of each pair of heat transfer plates vertically adjacent to each other having a lower end spaced apart by a predetermined clearance from an upper end of the lower of the pair, each of the heat transfer plates having one or at least two stages of the cooling water pipes extending therethrough, all of the heat transfer plates or the heat transfer plates other than the plate at the uppermost position each having an upper end face being positioned at the same level as, or approximately the same level as, upper ends of outer peripheral surfaces of the cooling water pipes positioned at the uppermost stage and extending through the heat transfer plate.