Title:
【発明の名称】プレート式熱交換器
Document Type and Number:
Japanese Patent JPH10513251
Kind Code:
A
Abstract:
PCT No. PCT/SE95/01073 Sec. 371 Date Feb. 21, 1997 Sec. 102(e) Date Feb. 21, 1997 PCT Filed Sep. 21, 1995 PCT Pub. No. WO96/09513 PCT Pub. Date Mar. 28, 1996The present invention refers to a plate heat exchanger (1) for heat transfer between two fluids, comprising several permanently joined modules (2), each consisting of two outer heat transfer plates (3) and between these several principally rectangular inner heat transfer plates (4), which have openings (10) for respective fluids in their corner portions, which form flow passages through the plate heat exchanger (1), said outer heat transfer plates (3) showing smaller openings (10) for at least one of the fluids than said inner heat transfer plates (4) and said modules (2) being joined with each other around said openings (10) in respective outer heat transfer plates (3). In the present invention at least one of the fluids is arranged to flow through the plate heat exchanger (1) in several passes, and at least a disc of a pass (13) is introduced in at least one flow passage and is arranged towards two outer heat transfer plates (3) joined with each other to essentially seal said opening (10).
Inventors:
Nilsone, Marts
Application Number:
JP51081796A
Publication Date:
December 15, 1998
Filing Date:
September 21, 1995
Export Citation:
Assignee:
Alpha-Laval Actie Bora Get
International Classes:
F28D9/00; F28D9/02; F28F3/08; (IPC1-7): F28F3/08; F28D9/02
Attorney, Agent or Firm:
Wakabayashi Tadashi