APPARATUS FOR RECOVERING EXHAUST HEAT USING A DUAL TUBE
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United States of America
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Issued Date -
May 5, 2022
app pub date -
Jul 9, 2021
filing date -
Jul 9, 2021
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Abstract
The present invention relates to an apparatus installed in a vehicle for recovering exhaust heat. The apparatus includes: a housing having therein a heat exchanger and having a front through hole through which exhaust gas is introduced and a rear through hole through which the introduced exhaust gas is discharged; a first tube installed in the housing and having a dual tube structure; and a second tube connected to the first tube and having a dual tube structure. A coolant introduced through the second tube passes through the first tube and exchanges heat with the exhaust gas in the heat exchanger in the housing. The coolant, which has exchanged heat, is discharged to an engine through the first tube and the second tube.
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