Additively manufactured high-performance counterflow heat exchanger

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Additively manufactured high-performance counterflow heat exchanger. / Chekurov, Sergei; Kajaste, Jyrki; Saari, Kari; Kauranne, Heikki; Pietola, Matti; Partanen, Jouni.

In: Progress in Additive Manufacturing, Vol. 4, No. 1, 01.03.2019, p. 55-61.

Research output: Contribution to journalArticleScientificpeer-review

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@article{b0318846f6a145b5bd6b58c9c71d1317,
title = "Additively manufactured high-performance counterflow heat exchanger",
abstract = "The purpose of this article is to demonstrate that additive manufacturing is a viable method for producing counterflow heat exchangers that have a very high power to volume ratio. For this study, a heat exchanger with 144 flow channels in a checkerboard pattern was designed and additively manufactured from AlSi10Mg. The heat exchanger was tested by measuring the heat transfer between two liquids in a counterflow set-up, where it reached exceptionally high performance when considering its volume and weight. The heat transfer properties of the heat exchanger were verified analytically through calculations, which identified that the high surface roughness of the channels provides a significant improvement in heat transfer properties. The heat transfer capabilities were measured on two separate occasions to investigate the possible change of properties of additively manufactured heat exchangers over time when used with tap water. A moderate decrease in heat flow and increase in pressure drop were noted between the measurements. The deterioration of heat transfer capabilities could present a significant challenge for additively manufactured heat transfer applications and will be closely examined in future research.",
keywords = "Digital manufacturing, Additive manufacturing, DfAM, Heat transfer, Heat exchanger, Counterflow",
author = "Sergei Chekurov and Jyrki Kajaste and Kari Saari and Heikki Kauranne and Matti Pietola and Jouni Partanen",
year = "2019",
month = "3",
day = "1",
doi = "10.1007/s40964-018-0059-x",
language = "English",
volume = "4",
pages = "55--61",
journal = "Progress in Additive Manufacturing",
issn = "2363-9512",
number = "1",

}

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TY - JOUR

T1 - Additively manufactured high-performance counterflow heat exchanger

AU - Chekurov, Sergei

AU - Kajaste, Jyrki

AU - Saari, Kari

AU - Kauranne, Heikki

AU - Pietola, Matti

AU - Partanen, Jouni

PY - 2019/3/1

Y1 - 2019/3/1

N2 - The purpose of this article is to demonstrate that additive manufacturing is a viable method for producing counterflow heat exchangers that have a very high power to volume ratio. For this study, a heat exchanger with 144 flow channels in a checkerboard pattern was designed and additively manufactured from AlSi10Mg. The heat exchanger was tested by measuring the heat transfer between two liquids in a counterflow set-up, where it reached exceptionally high performance when considering its volume and weight. The heat transfer properties of the heat exchanger were verified analytically through calculations, which identified that the high surface roughness of the channels provides a significant improvement in heat transfer properties. The heat transfer capabilities were measured on two separate occasions to investigate the possible change of properties of additively manufactured heat exchangers over time when used with tap water. A moderate decrease in heat flow and increase in pressure drop were noted between the measurements. The deterioration of heat transfer capabilities could present a significant challenge for additively manufactured heat transfer applications and will be closely examined in future research.

AB - The purpose of this article is to demonstrate that additive manufacturing is a viable method for producing counterflow heat exchangers that have a very high power to volume ratio. For this study, a heat exchanger with 144 flow channels in a checkerboard pattern was designed and additively manufactured from AlSi10Mg. The heat exchanger was tested by measuring the heat transfer between two liquids in a counterflow set-up, where it reached exceptionally high performance when considering its volume and weight. The heat transfer properties of the heat exchanger were verified analytically through calculations, which identified that the high surface roughness of the channels provides a significant improvement in heat transfer properties. The heat transfer capabilities were measured on two separate occasions to investigate the possible change of properties of additively manufactured heat exchangers over time when used with tap water. A moderate decrease in heat flow and increase in pressure drop were noted between the measurements. The deterioration of heat transfer capabilities could present a significant challenge for additively manufactured heat transfer applications and will be closely examined in future research.

KW - Digital manufacturing

KW - Additive manufacturing

KW - DfAM

KW - Heat transfer

KW - Heat exchanger

KW - Counterflow

U2 - 10.1007/s40964-018-0059-x

DO - 10.1007/s40964-018-0059-x

M3 - Article

VL - 4

SP - 55

EP - 61

JO - Progress in Additive Manufacturing

JF - Progress in Additive Manufacturing

SN - 2363-9512

IS - 1

ER -

ID: 27113772