DISTRIBUTED ENGINE CONTROL SYSTEMS AND GAS TURBINE ENGINES

• US 20100242492A1
• Filed: 03/30/2009
• Published: 09/30/2010
• Est. Priority Date: 03/30/2009
• Status: Abandoned Application

• Current Assignee: Honeywell International Inc.
• Original Assignee: Honeywell International Inc.
• Inventors: Stange, Kent, Sloat, Jef, Benson, Dwayne Michael
• Application Number:
  US12/414,386
• Publication Number:
  US 20100242492A1
• Time in Patent Office: Days
• US Class Current: 60/793
• CPC Class Codes: F02C 7/12 Cooling of plants of component parts, see the relevant subclasses, e.g. F01D; cooling of engines in general F01P
• CPC Class Codes: F02C 7/224 Heating fuel before feeding to the burner
• CPC Class Codes: F02C 9/16 Control of working fluid flow F02C9/48 takes precedence; control of air-intake flow F02C7/057
• CPC Class Codes: F02C 9/30 characterised by variable fuel pump output
• CPC Class Codes: F02K 3/105 Heating the by-pass flow
• CPC Class Codes: H05K 7/20218 using a liquid coolant without phase change in electronic enclosures in cabinets of standardized dimensions H05K7/20536; in server cabinets H05K7/20709; in vehicle electronic casings H05K7/20845; in power control electronics H05K7/2089; in displays H05K7/20954
• CPC Class Codes: Y02T 50/60 Efficient propulsion technologies, e.g. for aircraft

Abstract

Distributed engine control systems and gas turbine engines are provided. In an embodiment, a distributed engine control system includes a central controller, a plurality of nodes in operable communication with the central controller, each node including an electronic circuit and a heat transfer element adapted to absorb heat from the electronic circuit, each node in communication with the central controller, and a coolant distribution system including a plurality of coolant interfaces, a coolant line, and a coolant source, each coolant interface of the plurality of coolant interfaces adapted to contain a coolant that is adapted to absorb heat from the heat transfer element of a node of the plurality of nodes, and the coolant line adapted to provide fluid communication between the nodes of the plurality of nodes and the coolant source

Claims

1. A distributed engine control system, comprising:

a central controller;

a plurality of nodes in operable communication with the central controller, each node including an electronic circuit and a heat transfer element adapted to absorb heat from the electronic circuit, each node in communication with the central controller; and

a coolant distribution system including a plurality of coolant interfaces, a coolant line, and a coolant source, each coolant interface of the plurality of coolant interfaces adapted to contain a coolant that is adapted to absorb heat from the heat transfer element of a node of the plurality of nodes, and the coolant line adapted to provide fluid communication between the nodes of the plurality of nodes and the coolant source.

2. The distributed engine control system of claim 1, wherein the coolant distribution system further comprises a pump in fluid communication with the coolant line, the pump adapted to circulate the coolant through the coolant distribution system.

3. The distributed engine control system of claim 1, wherein the coolant distribution system is adapted to circulate fuel as the coolant.

4. The distributed engine control system of claim 1, wherein the coolant distribution system is adapted to circulate a non-fuel fluid as the coolant.

5. The distributed engine control system of claim 1, wherein the plurality of nodes includes a first node comprising a sensor.

6. The distributed engine control system of claim 1, wherein the plurality of nodes includes a first node comprising an actuator.

7. The distributed engine control system of claim 1, wherein the heat transfer element comprises a heat sink.

8. The distributed engine control system of claim 1, wherein the central controller and the plurality of nodes communicate wirelessly.

9. The distributed engine control system of claim 1, further comprising signal wires coupling the central controller and the plurality of nodes.

10. A gas turbine engine comprising:

an intake section;

a compressor section in flow communication with the intake section;

a combustion section in flow communication with the compressor section;

a turbine section in flow communication with the combustion section;

an exhaust section in flow communication with the turbine section;

a plurality of nodes disposed in or adjacent to one or more of the air intake section, the compressor section, the combustion section, the turbine section and the exhaust section, and each node including an electronic circuit and a heat transfer element adapted to absorb heat from the electronic circuit, each node in operable communication with the central controller;

a central controller in operable communication with the plurality of nodes; and

a coolant distribution system extending through one or more of the air intake section, the compressor section, the combustion section, the turbine section and the exhaust section, the plurality of nodes in operable communication with the central controller, the coolant distribution system including a plurality of coolant interfaces, a coolant line, and a coolant source, each coolant interface of the plurality of coolant interfaces adapted to contain a coolant that is adapted to absorb heat from the heat transfer element of a node of the plurality of nodes, and the coolant line adapted to provide fluid communication between the nodes of the plurality of nodes and the coolant source.

11. The gas turbine engine of claim 10, wherein the coolant distribution system further comprises a pump in fluid communication with the coolant line, the pump adapted to circulate the coolant through the coolant distribution system.

12. The gas turbine engine of claim 10, wherein the intake section includes a bypass air flow and the gas turbine engine further comprises a first heat exchanger disposed within the bypass air flow.

13. The gas turbine engine of claim 10, wherein the combustion section includes a combustor and a first node of the plurality of nodes is coupled to the combustor.

14. The gas turbine engine of claim 10, wherein the coolant distribution system is adapted to circulate a non-fuel fluid as the coolant.

15. The gas turbine engine of claim 10, wherein the plurality of nodes includes a first node comprising a sensor.

16. The gas turbine engine of claim 10, wherein the plurality of nodes includes a first node comprising an actuator.

17. The gas turbine engine of claim 10, wherein the heat transfer element comprises a heat sink.

18. The gas turbine engine of claim 10, further comprising signal wires coupling the central controller and the plurality of nodes.