Modular power infrastructure network, and associated systems and methods

• US 9,032,734 B2
• Filed: 03/15/2013
• Issued: 05/19/2015
• Est. Priority Date: 09/26/2012
• Status: Active Grant

• Current Assignee: SuperCritical Technologies, Inc.
• Original Assignee: SuperCritical Technologies, Inc.
• Inventors: Davidson, Chal S., Walter, Joshua C., Wright, Steven A.
• Primary Examiner(s): JETTON, CHRISTOPHER M
• Application Number:
  US13/843,033
• Publication Number:
  US 20140083098A1
• Time in Patent Office: 795 Days
• Field of Search: 60645-681
• US Class Current: 60/647
• CPC Class Codes: F01K 23/06 combustion heat from one cycle heating the fluid in another cycle
• CPC Class Codes: F01K 25/103 Carbon dioxide F01K25/065 takes precedence
• CPC Class Codes: F01K 7/32 the engines using steam of critical or overcritical pressure
• CPC Class Codes: F24H 9/0005 for water heaters
• CPC Class Codes: G05F 1/66 Regulating electric power
• CPC Class Codes: H02J 4/00 Circuit arrangements for mains or distribution networks not specified as ac or dc
• CPC Class Codes: H02K 7/18 Structural association of electric generators with mechanical driving motors, e.g. with turbines

Abstract

Disclosed illustrative embodiments include modular power infrastructure networks, distributed electrical power infrastructure networks, methods for operating a modular power infrastructure network, and methods for fabricating a modular power infrastructure network.

Claims

1. A modular power infrastructure system comprising:

a supercritical power module including;

a compressor structured to compress a supercritical fluid;

a recuperator structured to heat compressed supercritical fluid;

an outlet path structured to provide heated compressed supercritical fluid from the recuperator to a heat source;

an inlet path structured to provide heated compressed supercritical fluid from the heat source;

an expander coupled to receive heated compressed supercritical fluid from the heat source and structured to convert a drop in enthalpy of supercritical fluid to mechanical energy;

a cooler structured to cool expanded supercritical fluid from the expander and provide cooled supercritical fluid to the compressor;

a supercritical fluid supply path structured to supply supercritical fluid from the supercritical power module;

a supercritical fluid return path structured to return supercritical fluid to the supercritical power module; and

a process module in fluid communication with the supercritical fluid supply path and the supercritical fluid return path, wherein the process module includes an expansion device and a heat exchanger.

2. The modular power infrastructure system of claim 1, further comprising a thermal input module in fluid communication with the outlet path and the inlet path, the thermal input module including a heat source structured to heat compressed supercritical fluid.

3. The modular power infrastructure system of claim 2, wherein the thermal input module further includes a waste heat supply path structured to supply waste heat from the thermal input module to at least one selected other module.

4. The modular power infrastructure system of claim 1, wherein the supercritical power module further includes an electrical power generator coupled to the expander.

5. The modular power infrastructure system of claim 1, wherein the expander includes a device chosen from a reciprocating engine, an axial flow turbine, and a radial flow turbine.

6. A modular power infrastructure system comprising:

a supercritical power module including;

a first compressor structured to compress a supercritical fluid;

a first recuperator structured to heat compressed supercritical fluid from the first compressor;

a second compressor structured to compress a supercritical fluid in parallel with the first compressor;

a second recuperator structured to heat compressed supercritical fluid from the first compressor and the second compressor;

an outlet path structured to provide heated compressed supercritical fluid from the second recuperator to a heat source;

an inlet path structured to provide heated compressed supercritical fluid from the heat source;

an expander coupled to receive heated compressed supercritical fluid from the heat source and structured to convert a drop in enthalpy of supercritical fluid to mechanical energy;

a cooler structured to cool expanded supercritical fluid from the first recuperator and provide cooled supercritical fluid to the first compressor;

a supercritical fluid supply path structured to supply supercritical fluid from the supercritical power module;

a supercritical fluid return path structured to return supercritical fluid to the supercritical power module; and

a process module in fluid communication with the supercritical fluid supply path and the supercritical fluid return path, wherein the process module includes an expansion device and a heat exchanger.

7. The modular power infrastructure system of claim 6, further comprising a thermal input module in fluid communication with the outlet path and the inlet path, the thermal input module including a heat source structured to heat compressed supercritical fluid.

8. The modular power infrastructure system of claim 7, wherein the thermal input module further includes a waste heat supply path structured to supply waste heat from the thermal input module to at least one selected other module.

9. The modular power infrastructure system of claim 6, wherein the supercritical power module further includes an electrical power generator coupled to the expander.

10. The modular power infrastructure system of claim 6, wherein the expander includes a device chosen from a reciprocating engine, an axial flow turbine, and a radial flow turbine.

11. A modular power infrastructure system comprising:

a supercritical power module including;

a compressor structured to compress a supercritical fluid;

a recuperator structured to heat compressed supercritical fluid;

an outlet path structured to provide heated compressed supercritical fluid from the recuperator to a heat source;

an inlet path structured to provide heated compressed supercritical fluid from the heat source;

an expander coupled to receive heated compressed supercritical fluid from the heat source and structured to convert a drop in enthalpy of supercritical fluid to mechanical energy;

a cooler structured to cool expanded supercritical fluid from the expander and provide cooled supercritical fluid to the compressor;

a supercritical fluid supply path structured to supply supercritical fluid from the supercritical power module;

a supercritical fluid return path structured to return supercritical fluid to the supercritical power module; and

a heat rejection module in fluid communication with the supercritical fluid supply path and the supercritical fluid return path;

wherein the supercritical supply path and the supercritical return path are coupled to the supercritical power module at one of the following locations;

between an outlet of the compressor and a first inlet of the recuperator;

between a first outlet of the recuperator and the outlet path;

between the inlet path and an inlet of the expander;

between an outlet of the expander and a second inlet of the recuperator;

between a second outlet of the recuperator and an inlet of the cooler;

or

between an outlet of the cooler and an inlet of the compressor.

12. The modular power infrastructure system of claim 11, further comprising a thermal input module in fluid communication with the outlet path and the inlet path, the thermal input module including a heat source structured to heat compressed supercritical fluid.

13. The modular power infrastructure system of claim 12, wherein the thermal input module further includes a waste heat supply path structured to supply waste heat from the thermal input module to at least one selected other module.

14. The modular power infrastructure system of claim 11, wherein the heat rejection module includes a heat exchanger.

15. The modular power infrastructure system of claim 11, wherein the supercritical power module further includes an electrical power generator coupled to the expander.

16. The modular power infrastructure system of claim 11, wherein the expander includes a device chosen from a reciprocating engine, an axial flow turbine, and a radial flow turbine.

17. A modular power infrastructure system comprising:

a supercritical power module including;

a compressor structured to compress a supercritical fluid;

a recuperator structured to heat compressed supercritical fluid;

an outlet path structured to provide heated compressed supercritical fluid from the recuperator to a heat source;

an inlet path structured to provide heated compressed supercritical fluid from the heat source;

an expander coupled to receive heated compressed supercritical fluid from the heat source and structured to convert a drop in enthalpy of supercritical fluid to mechanical energy;

a cooler structured to cool expanded supercritical fluid from the expander and provide cooled supercritical fluid to the compressor;

a supercritical fluid supply path structured to supply supercritical fluid from the supercritical power module;

a supercritical fluid return path structured to return supercritical fluid to the supercritical power module; and

a work module in fluid communication with the supercritical fluid supply path and the supercritical fluid return path, the work module being coupled between the supercritical fluid supply path and the supercritical fluid return path and positioned to extract energy from supercritical fluid.

18. The modular power infrastructure system of claim 17, further comprising a thermal input module in fluid communication with the outlet path and the inlet path, the thermal input module including a heat source structured to heat compressed supercritical fluid.

19. The modular power infrastructure system of claim 18, wherein the thermal input module further includes a waste heat supply path structured to supply waste heat from the thermal input module to at least one selected other module.

20. The modular power infrastructure system of claim 17, wherein the work module includes at least one thermo mechanical work device.

21. The modular power infrastructure system of claim 17, wherein the supercritical power module further includes an electrical power generator coupled to the expander.

22. The modular power infrastructure system of claim 17, wherein the expander includes a device chosen from a reciprocating engine, an axial flow turbine, and a radial flow turbine.

23. A modular power infrastructure system comprising:

a supercritical power module including;

a first compressor structured to compress a supercritical fluid;

a first recuperator structured to heat compressed supercritical fluid from the first compressor;

a second compressor structured to compress a supercritical fluid in parallel with the first compressor;

a second recuperator structured to heat compressed supercritical fluid from the first compressor and the second compressor;

an outlet path structured to provide heated compressed supercritical fluid from the second recuperator to a heat source;

an inlet path structured to provide heated compressed supercritical fluid from the heat source;

an expander coupled to receive heated compressed supercritical fluid from the heat source and structured to convert a drop in enthalpy of supercritical fluid to mechanical energy;

a cooler structured to cool expanded supercritical fluid from the first recuperator and provide cooled supercritical fluid to the first compressor;

a supercritical fluid supply path structured to supply supercritical fluid from the supercritical power module;

a supercritical fluid return path structured to return supercritical fluid to the supercritical power module; and

a heat rejection module in fluid communication with the supercritical fluid supply path and the supercritical fluid return path;

wherein the supercritical supply path and the supercritical return path are coupled to the supercritical power module at one of the following locations;

between an outlet of the first compressor and a first inlet of the second recuperator;

between a first outlet of the second recuperator and the outlet path;

between the inlet path and an inlet of the expander;

between an outlet of the expander and a second inlet of the second recuperator;

between a second outlet of the second recuperator and a second inlet of the first recuperator;

between a second outlet of the first recuperator and an inlet of the cooler;

between an outlet of the cooler and an inlet of the second compressor;

between an outlet of the second compressor and a first inlet of the first recuperator;

or

between a first outlet of the first recuperator and the first inlet of the second recuperator.

24. The modular power infrastructure system of claim 23, further comprising a thermal input module in fluid communication with the outlet path and the inlet path, the thermal input module including a heat source structured to heat compressed supercritical fluid.

25. The modular power infrastructure system of claim 24, wherein the thermal input module further includes a waste heat supply path structured to supply waste heat from the thermal input module to at least one selected other module.

26. The modular power infrastructure system of claim 23, wherein the heat rejection module includes a heat exchanger.

27. The modular power infrastructure system of claim 23, wherein the supercritical power module further includes an electrical power generator coupled to the expander.

28. The modular power infrastructure system of claim 23, wherein the expander includes a device chosen from a reciprocating engine, an axial flow turbine, and a radial flow turbine.

29. A modular power infrastructure system comprising:

a supercritical power module including;

a first compressor structured to compress a supercritical fluid;

a first recuperator structured to heat compressed supercritical fluid from the first compressor;

a second compressor structured to compress a supercritical fluid in parallel with the first compressor;

a second recuperator structured to heat compressed supercritical fluid from the first compressor and the second compressor;

an outlet path structured to provide heated compressed supercritical fluid from the second recuperator to a heat source;

an inlet path structured to provide heated compressed supercritical fluid from the heat source;

an expander coupled to receive heated compressed supercritical fluid from the heat source and structured to convert a drop in enthalpy of supercritical fluid to mechanical energy;

a cooler structured to cool expanded supercritical fluid from the first recuperator and provide cooled supercritical fluid to the first compressor;

a supercritical fluid supply path structured to supply supercritical fluid from the supercritical power module;

a supercritical fluid return path structured to return supercritical fluid to the supercritical power module; and

a work module in fluid communication with the supercritical fluid supply path and the supercritical fluid return path, the work module being coupled between the supercritical fluid supply path and the supercritical fluid return path and positioned to extract energy from supercritical fluid.

30. The modular power infrastructure system of claim 29, further comprising a thermal input module in fluid communication with the outlet path and the inlet path, the thermal input module including a heat source structured to heat compressed supercritical fluid.

31. The modular power infrastructure system of claim 30, wherein the thermal input module further includes a waste heat supply path structured to supply waste heat from the thermal input module to at least one selected other module.

32. The modular power infrastructure system of claim 29, wherein the work module includes at least one thermo mechanical work device.

33. The modular power infrastructure system of claim 29, wherein the supercritical power module further includes an electrical power generator coupled to the expander.

34. The modular power infrastructure system of claim 29, wherein the expander includes a device chosen from a reciprocating engine, an axial flow turbine, and a radial flow turbine.