DOE Patents title logo U.S. Department of Energy
Office of Scientific and Technical Information

Title: Rankine cycle waste heat recovery system and method with improved EGR temperature control

Abstract

A waste heat recovery (WHR) system and method for regulating exhaust gas recirculation (EGR) cooling is described. More particularly, a Rankine cycle WHR system and method is described, including an arrangement to improve the precision of EGR cooling for engine efficiency improvement and thermal management.

Inventors:
;
Issue Date:
Research Org.:
Cummins Inc., Columbus, IN (United States)
Sponsoring Org.:
USDOE
OSTI Identifier:
1840357
Patent Number(s):
11092069
Application Number:
16/865,768
Assignee:
Cummins Inc. (Columbus, OH)
Patent Classifications (CPCs):
F - MECHANICAL ENGINEERING F02 - COMBUSTION ENGINES F02B - INTERNAL-COMBUSTION PISTON ENGINES
F - MECHANICAL ENGINEERING F02 - COMBUSTION ENGINES F02G - HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS
DOE Contract Number:  
FC26-05NT42419
Resource Type:
Patent
Resource Relation:
Patent File Date: 05/04/2020
Country of Publication:
United States
Language:
English

Citation Formats

Nelson, Christopher R., and Ernst, Timothy C. Rankine cycle waste heat recovery system and method with improved EGR temperature control. United States: N. p., 2021. Web.
Nelson, Christopher R., & Ernst, Timothy C. Rankine cycle waste heat recovery system and method with improved EGR temperature control. United States.
Nelson, Christopher R., and Ernst, Timothy C. Tue . "Rankine cycle waste heat recovery system and method with improved EGR temperature control". United States. https://www.osti.gov/servlets/purl/1840357.
@article{osti_1840357,
title = {Rankine cycle waste heat recovery system and method with improved EGR temperature control},
author = {Nelson, Christopher R. and Ernst, Timothy C.},
abstractNote = {A waste heat recovery (WHR) system and method for regulating exhaust gas recirculation (EGR) cooling is described. More particularly, a Rankine cycle WHR system and method is described, including an arrangement to improve the precision of EGR cooling for engine efficiency improvement and thermal management.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2021},
month = {8}
}

Works referenced in this record:

Fast acting exhaust gas recirculation system
patent, October 2000


Exhaust Gas Recirculation Control Valve
patent, November 1971


Combined loop free-piston heat pump
patent, March 1977


Apparatus for cooling EGR gas
patent, June 1999


High density combined cycle power plant process
patent, December 2002


Process and device for the recovery of energy
patent-application, December 2005


Gas Turbine Energy Storage and Conversion System
patent-application, November 2010


Non-condensing gas discharge device of condenser
patent, November 2006


Method and apparatus for indirect catalytic combustor preheating
patent-application, July 2002


Rankine cycle device of internal combustion engine
patent, June 2005


Engine valve assembly
patent, April 2006


Process and device for controlling the thermal and electrical output of integrated micro combined heat and power generation systems
patent-application, November 2003


Emissions-Critical Charge Cooling Using an Organic Rankine Cycle
patent-application, February 2012


Rankine cycle apparatus
patent, January 2007


Cooling apparatus for vehicular engine
patent, November 2001


Method and System for a More Efficient and Dynamic Waste Heat Recovery System
patent-application, January 2011


Internal Combustion Engine and Vehicle Equipped With Such Engine
patent-application, November 2010


Method of and apparatus for producing power
patent, March 2004


Method for operation of a gas turbine group
patent, May 2010


Energy recovery system
patent-application, February 2009


Refrigeration system including refrigeration cycle and rankine cycle
patent, August 2009


Organic working fluids
patent, June 2007


Cascaded Organic Rankine Cycle (ORC) System Using Waste Heat From a Reciprocating Engine
patent-application, October 2010


Organic Rankine Cycle Mechanically and Thermally Coupled to an Engine Driving a Common Load
patent-application, August 2009


Startup and control methods for an ORC bottoming plant
patent, April 2007


Waste heat recovery device for internal combustion engine
patent-application, June 2003


Drive Unit with Cooling Circuit and Separate Heat Recovery Circuit
patent-application, June 2010


Method and apparatus for monitoring an egr valve in an internal combustion engine
patent-application, February 2009


Gas Turbine Combustor Exhaust Gas Spray Cooling for NOx Control Using Selective Catalytic Reductions
patent-application, February 2010


High power density combined cycle power plant system
patent, August 2003


Internal combustion engine
patent, July 2006


Exhaust Gas System and Method for Recovering Energy
patent-application, August 2010


System and Method for Waste Heat Recovery in Exhaust Gas Recirculation
patent-application, September 2011


Engine charge air conditioning system with multiple intercoolers
patent, June 2004


Refrigerant recovery method
patent, September 1998


Cooling control device for condenser
patent, February 2007


Integrated solar energy receiver-storage unit
patent-application, December 2009


Power plant with heat transformation
patent, November 2010


Turbine Combustion Air System
patent-application, September 2010


High density combined cycle power plant process
patent-application, September 2007


Efficient low temperature thermal energy storage
patent-application, July 2009


Gas mixture preparation system and method
patent, October 2001


Microturbine exhaust heat augmentation system
patent, April 2005


Solar power collection apparatus
patent, April 1986


Supplementary Thermal Energy Transfer in Thermal Energy Recovery Systems
patent-application, December 2009


Combined rankine and vapor compression cycles
patent, April 2005


Steam temperature control system for evaporator
patent, November 2004


Heat transfer methods using heat transfer compositions containing trifluoromonochloropropene
patent, November 2010


Exhaust manifold cooling
patent, September 1999


Energy recovery from waste heat sources
patent, December 2008


Organic Rankine Cycle Micro Combined Heat and Power System
patent-application, November 2003


Method for regulating a fluid pressure
patent, May 2001


Open loop Brayton cycle for EGR cooling
patent, June 2011


Cooling system
patent-application, January 2005


Piston Engine and Stirling Engine
patent-application, October 2010


Cascaded organic rankine cycles for waste heat utilization
patent, May 2011


High density combined cycle power plant process
patent, November 2006


Integrated micro combined heat and power system
patent, July 2003


Vehicle Power Steering Waste Heat Recovery
patent-application, May 2009


Gas supply control device for a gas storage power plant
patent, September 2004


Organic rankine cycle waste heat applications
patent, February 2007


Energy recovery system in an engine
patent, November 2008


Drive Train, Particularly for Trucks and Rail Vehicles
patent-application, July 2010


Combined cycle power plant
patent-application, May 2009


System and Method for Controlling an Expansion System
patent-application, June 2009


Thermal power engine and its operating method
patent, March 1997


Steam power plant
patent, October 1989


Gas-storage power plant
patent, October 2003


Engine waste heat recovering apparatus
patent, December 2001


Microturbine direct fired absorption chiller
patent, June 2004


Elevated temperature recuperator
patent, June 1995


Organic rankine cycle system for use with a reciprocating engine
patent, January 2006


Engine with combustion and expansion of the combustion gases within the combustor
patent, November 2004


Power conversion systems
patent, February 2008


Condenser staging and circuiting for a micro combined heat and power system
patent-application, November 2003


Multi-fuel, combined cycle power plant
patent, January 2000


Multi-level organic rankine cycle power system
patent-application, March 2010


Device for utilizing waste heat from heat engine
patent, November 2008


Cylinder for multi-cylinder type engine
patent, May 1993


Waste heat recovery system with constant power output
patent, January 2011


Internal combustion engine
patent, March 2007


Direct Heating Organic Rankine Cycle
patent-application, November 2008


Granular Thermal Energy Storage Mediums and Devices for Thermal Energy Storage Systems
patent-application, April 2009


Onboard method of determining EGR flow rate
patent-application, June 2008


Method for starting a power plant
patent, April 2004


Water and/or alcohol water secondary injection system for diesel engines
patent-application, June 2007


Waste heat recovery system for liquid-cooled internal combustion engine
patent, March 1990


Exhaust gas recirculation control apparatus for internal combustion engine
patent, May 2003


Power plant utilizing multi-stage turbines
patent, January 1984


Method for cooling turbine blades/vanes
patent-application, February 2003


Simple and compact low-temperature power cycle
patent, June 2004


Internal Combustion Engine With Integrated Waste Heat Recovery System
patent-application, April 2010


Heat exchanger
patent-application, March 2014