# US 2017/0288115 A1 · Thermoelectric generating system and vehicle exhaust manifold having the same

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- Number: US 2017/0288115 A1
- Document ID: US20170288115A1
- Status: Published application
- Kind: A1
- Application number: 15/209,983
- Filed: 2016-07-14
- Published: 2017-10-05
- Earliest claimed: 2016-03-29
- Assignees: Hyundai Motor Company
- Applicants: Hyundai Motor Company
- Inventors: Jin Woo KWAK; In Woong LYO; Kyong Hwa SONG; Han Saem LEE; Hong Kil BAEK; In Chang CHU; Gyung Bok KIM; Byung Wook KIM; Seung Woo LEE
- Web page: https://patentgrep.com/patent/US20170288115A1

## CPC

- H10N 10/13: characterised by the heat-exchanging means at the junction
- F01N 5/025: {the device being thermoelectric generators}
- F01N 13/10: of exhaust manifolds {(with cooling jacket F01N3/046)}
- F01N 13/18: Construction facilitating manufacture, assembly, or disassembly
- H10N 10/17: characterised by the structure or configuration of the cell or thermocouple forming the device
- F01N 2240/04: an electric, e.g. electrostatic, device other than a heater
- F01N 2260/08: for preventing heat loss or temperature drop, using other means than layers of heat-insulating material
- Y02T 10/12: Improving ICE efficiencies
- H10N: ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- F01N: GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES (arrangements in connection with gas exhaust of propulsion units in vehicles B60K13/00; combustion-air intake silencers specially adapted for, or arranged on, internal-combustion engines F02M35/00; protecting against, or damping, noise in general G10K11/16)
- Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION

## Abstract

A thermoelectric generating system may include a base substrate configured to be installed at a side of a vehicle exhaust line part; and at least one thermoelectric module configured to be installed on a top surface of the base substrate, in which a side of the exhaust line part is provided with an opening communicating with an internal space of the exhaust line part, the base substrate is installed to seal the opening of the exhaust line part, and the base substrate is made of a thermal conductive material and a surface of the base substrate is formed with an insulating layer.

## Claims

### Claim 1

A thermoelectric generating system, comprising:
a base substrate being installed at a side of a vehicle exhaust line part; and
at least one thermoelectric module being installed on a top surface of the base substrate,
wherein a side of the exhaust line part is provided with an opening communicating with an internal space of the exhaust line part,
the base substrate is installed to seal the opening of the exhaust line part, and
the base substrate is made of a thermal conductive material and a surface of the base substrate is formed with an insulating layer.

### Claim 2 (depends on 1)

The thermoelectric generating system according to claim 1, wherein the thermoelectric module includes:
at least one lower electrode being installed on a top surface of the base substrate;
at least one upper electrode being disposed at an upper portion of the at least one lower electrode while being spaced apart from each other; and
at least a pair of thermoelectric elements being interposed between the at least one lower electrode and the upper electrode and connected to the at least one lower electrode and the at least one upper electrode.

### Claim 3 (depends on 2)

The thermoelectric generating system according to claim 2, wherein the base substrate has a plurality of heat transfer fins formed on a bottom surface thereof and the plurality of heat transfer fins are positioned within the opening of the exhaust line part.

### Claim 4 (depends on 3)

The thermoelectric generating system according to claim 3, wherein an edge of the opening is formed with a thick-wall portion having a thickness larger than that of a body wall of the vehicle exhaust line part and a thickness of the heat transfer fin is formed to be smaller than that of the thick-wall portion.

### Claim 5 (depends on 2)

The thermoelectric generating system according to claim 2, wherein the thermoelectric module further includes at least one upper substrate disposed on a top surface of the at least one upper electrode and the upper substrate is provided with a cooling jacket.

### Claim 6 (depends on 2)

The thermoelectric generating system according to claim 2, wherein the base substrate has at least one penetration portion, the at least one lower electrode is installed to seal the at least one penetration portion, a bottom surface of the at least one lower electrode is formed with a plurality of heat transfer fins, and the plurality of heat transfer fins penetrate through the at least one penetration portion of the base substrate.

### Claim 7 (depends on 2)

The thermoelectric generating system according to claim 2, further comprising
a pressure member pressing the thermoelectric module toward the base substrate.

### Claim 8 (depends on 7)

The thermoelectric generating system according to claim 7, further comprising a pressure plate pressing the pressure member.

### Claim 9 (depends on 2)

The thermoelectric generating system according to claim 2, further comprising:
a heat insulating material being filled around the thermoelectric module.

### Claim 10

An vehicle exhaust manifold, comprising:
a manifold body having a flat surface formed on a top surface of at least a portion thereof, a side of the flat surface being formed with an opening; and
a thermoelectric generating system being installed on the flat surface of the manifold body,
wherein the thermoelectric generating system includes a base substrate installed to seal the opening of the manifold body and at least one thermoelectric module installed on a top surface of the base substrate.

### Claim 11 (depends on 10)

The exhaust manifold according to claim 10, wherein the base substrate is made of a thermal conductive material and a surface of the base substrate is formed with an insulating layer.

### Claim 12 (depends on 11)

The vehicle exhaust manifold according to claim 11, wherein the thermoelectric module includes:
at least one lower electrode being installed on a top surface of the base substrate;
at least one upper electrode being disposed at an upper portion of the at least one lower electrode while being spaced apart from each other; and
at least a pair of thermoelectric elements being interposed between the at least one lower electrode and the at least one upper electrode and connected to the at least one lower electrode and the at least one upper electrode.

### Claim 13 (depends on 12)

The vehicle exhaust manifold according to claim 12, wherein the base substrate has a plurality of heat transfer fins formed on a bottom surface thereof and the plurality of heat transfer fins are positioned within the opening of an exhaust line part.

### Claim 14 (depends on 13)

The vehicle exhaust manifold according to claim 13, wherein an edge of the opening is formed with a thick-wall portion having a thickness larger than that of a body wall of the vehicle exhaust line part and a thickness of the heat transfer fin is formed to be smaller than that of the thick-wall portion.

### Claim 15 (depends on 12)

The vehicle exhaust manifold according to claim 12, wherein the thermoelectric module further includes at least one upper substrate disposed on a top surface of the at least one upper electrode and the upper substrate is provided with a cooling jacket.

### Claim 16 (depends on 12)

The vehicle exhaust manifold according to claim 12, wherein the base substrate has at least one penetration portion, the at least one lower electrode is installed to seal the at least one penetration portion, a bottom surface of the at least one lower electrode is formed with a plurality of heat transfer fins, and the plurality of heat transfer fins penetrate through the at least one penetration portion of the base substrate
