Title:
FIN TUBE HEAT EXCHANGER
Document Type and Number:
Japanese Patent JP2020134088
Kind Code:
A
Abstract:
To reduce air resistance through suppression of peeling of heat exchange air, and improve heat exchange efficiency.SOLUTION: A fin tube heat exchanger (1) comprises a plurality of heat transfer pipes (11) arranged in a direction intersecting a circulation direction of heat exchange air, and a plurality of fins (12) arranged at regular intervals in a pipe axis direction of these heat transfer pipes, wherein an uneven part (111) is provided on a contact surface with the heat exchange air between the plurality of fins. The uneven part is provided on the surface of the heat transfer pipe or the surface of the fin collar part that covers the heat transfer pipe arranged between the plurality of fins.SELECTED DRAWING: Figure 4
Inventors:
NAKAMURA ATSUSHI
IWASAKI MASAMICHI
IWASAKI MASAMICHI
Application Number:
JP2019031701A
Publication Date:
August 31, 2020
Filing Date:
February 25, 2019
Export Citation:
Assignee:
FUJI ELECTRIC CO LTD
International Classes:
F28F1/08; F28F1/32
Domestic Patent References:
| JPH0622777U | 1994-03-25 | |||
| JP2010169391A | 2010-08-05 | |||
| JPH06159859A | 1994-06-07 |
Foreign References:
| CN104132571A | 2014-11-05 |
Attorney, Agent or Firm:
Hiroyoshi Aoki
Amada Masayuki
Yoshimasa Okada
Amada Masayuki
Yoshimasa Okada