Sunpower
The world leader in free-piston Stirling engines and coolers
and in linear compressors
Power Generation Publications
 
 
 
 
 
James Huth, Josh Collins (2007) Sunpower, Inc., Yale University and Precision Combustion, Inc. (PCI) have developed a wearable, JP8-fueled, 35 We free-piston Stirling engine (FPSE)-based soldier power source with funding support from DARPA Palm Power. The unit exhibits 21% gross fuel-to-electric conversion efficiency.
 
 
 
J. Gary Wood, Kyle Wilson, Andrew Buffalino, Wayne A. Wong, Patrick Frye, Dan Matejczyk, L. B. Penswick(2007) Progress report on Advanced Stirling Convertor (ASC) Program in Phase III. Continued development of the high temperature (~850ºC) convertor using existing materials and fabrication techniques in the hot portions. Materials, methods of design and construction, testing.
 
 
 
Seon-Yong Kim, David M. Berchowitz(2006)  Preliminary designs and specific power estimates of high efficiency, free-piston Stirling machines for 5 kWe , 10 kWe  and 25 kWe outputs.
 
 
 
J. Gary Wood, Cliff Carroll, Dan Matejczyk, L.B. Penswick, E. Soendker (2006)
 
 
 
Neill W. Lane (2006) Description of Sunpower's beta type free-piston machine technology, its attributes relative to kinematic and other free-piston machines, and its commercialization status.
 
 
 
J. Gary Wood, Cliff Carroll, L.B. Penswick (2005) Progress report on Advanced Stirling Convertor (ASC) Program in Phase I and II.  Efficiency improvement of ASC-1 Convertor compared to Frequency Test Bed, initial work on reliability, heater head materials and design, thermodynamic losses, and requirements for the controller.
 
 
 
J. Gary Wood, Neill W. Lane (2005) Progress report on Advanced Stirling Convertor (ASC) Program in Phase I.  Performance analysis of the Frequency Test Bed, initial investigation of thermodynamic losses, design of ASC, and outline of projected reliability.
 
 
 
J. Gary Wood, Cliff Carroll, Dan Matejczyk, L.B. Penswick (2005) Progress report on Advanced Stirling Convertor (ASC) Program in Phase I and II.  Efficiency improvement of ASC-1 Convertor compared to Frequency Test Bed, initial work on reliability, heater head materials and design, thermodynamic losses, and requirements for the controller.
 
 
 
Ezekiel Holliday,  Douglas E. Keiter (2005) Configuration requirements and performance test results of a  high-efficiency, low-mass, soldier-wearable power system  to replace batteries.
 
 
 
Seon-Yong Kim, James Huth, James G. Wood (2005) Thermodynamic performance characterization of 35 We, 80 We and 1.1 kWe engines.
 
 
 
J. Gary Wood, Neill W. Lane (2004) Results of initial power efficiency tests for a 35 We convertor and overview of development of Advanced Stirling Convertor (ASC).
 
 
 
J. Gary Wood, Neill W. Lane (2004) Progress report on hardware development and performance  improvement of a 35 We convertor and description of dual-opposed convertors.
 
 
 
J. Gary Wood, Cliff Carroll (2004) Overview of the Advanced Stirling Convertor (ASC) development program, analysis of early performance testing of the Frequency Test Bed, and configuration requirements for ASC.
 
 
 
Neill W. Lane, J. Gary Wood, Reuven Z. Unger (2003) Description of development status, marketing strategies, and competitive advantages of Stirling engines, Stirling cryocoolers and pulse tubes.
 
 
 
J. Gary Wood, Neill W. Lane (2003) Design description and initial investigation of power efficiency and reliability of a small engine designed for  space power applications.
 
 
 
J. Gary Wood (2003) Overview of the performance and specific powers of Sunpower's machines,  Sunpower's design topology, and current engine research.
 
 
 
G.W. Wood, N. W. Lane, W.T. Beale (2001) Preliminary design for a linear motion free piston Stirling engine/blower coupled to a rotary turbine/generator.
 
 
 
Bowman, L., Lane, N.W. (1999) Description of a line of small modular biopower products for use in homes and small businesses.
 
 
 
Lane, N.W., Beale, W.T. (1999) Description of biomass-fired Stirling engine generator ("Biowatt TM") for 1 kW electric output and 4 kW heat. Potential for added value for local fuels, and rural electrification.
 
 
 
Lane, N.W, and Beale, W.T. (1997) Potential for generating biomass electric power using single or ganged free-piston Stirling engine gensets.
 
 
 
Lane, N.W, and Beale, W.T. (1997) Review of current design features of free-piston Stirling engines of 3.0 and 1.1 kW output.
 
 
 
Lane, N.W., Beale, W.T. (1996) Design and performance of free-piston Stirling engine-alternators particularly suited for use as natural gas fired micro-cogen and cooling devices.
 
 
 
Lane, N.W. and Beale, W.T. (1996) Adaptation of an existing 2.5 propane-fired Stirling engine for an opposed, 5kW design for solar power.
 
 
 
Beale, W.T. (1995) Description of the design configurations for electric power generation using biomass or other sustainable energy sources using Stirling engines.
 
 
 
Lane, N.W.; Beale, W.T. (1995) Design of a 5 kW electric, horizontally opposed, free-piston Stirling engine.
 
 
 
Beale, W.T. (1995) Design and performance of Stirling engines near-term commercial production 1 to 10 kW power for natural gas and biomass-fired domestic and light industrial cogeneration.
 
 
 
Chen, G.; Beale, W.; Berchowitz, D.(1993) Design and performance of free-piston Stirling engine-alternators particularly suited for use as natural gas fired micro-cogen and cooling devices.
 
 
 
Beale, W.; Chen, G. (1992) Description, characteristics, performance and applications of cogeneration system.
 
 
 
Chen, G., McEntee, J. (1991) Description of a novel displacer drive in a 3kW Stirling engine.
 
 
 
Lane, N.W., Berchowitz, D.M. Shade, D., Karandikar, A.(1989) Advanced development of two opposed Stirling engines as a lightweight, quiet generator set.
 
 
 
Berchowitz, D.M. (1988) Analysis of the effect of changes in Stirling engine operating parameters and possible control mechanisms.
 
 
 
Berchowitz, D.M.; Richter, M.; Shade, D. (1987) Efforts to develop a free-piston Stirling engine linear alternator combination for use in a quiet, Diesel fueled portable 3 kW generator set.
 
 
 
Beale, W.T. (1986) Exploration of how and why low-cost Stirling machines are applicable to supplying power needs from alternative energy sources in non-industrialized areas.
 
 
 
Sunpower, Inc. (1984) Cutaway labelled drawing of a 1kW(e) engine.
 
 
 
Berchowitz, D.M.; Richter, M.; Shade, D. (1984) Description of a project to build a free-piston Stirling engine/linear alternator as a quiet, portable diesel-fired generator set.
 
 
 
Berchowitz, D.M. (1984) Appraisal of Stirling engines as a less costly replacement for internal combustion power sources.
 
 
 
Beale, W.T. (1983) Description of machines built at Sunpower from 1974 to 1983.
 
 
 
Beale, W.T. (1983) Early development efforts of free-piston Stirling engines at Sunpower.
 
 
 
Wood, J.G., Chagnot, B.J., Richter, M. (1982) Description of a free-piston Stirling engine designed to run on local biomass fuel.
 
 
 
Gedeon, D.R. (1981) Formulas developed to scale a Stirling engine design for such properties as size, frequency and power.
 
 
 
Taylor, G (1979) Advantageous features of free-piston Stirling engine over other engines.
 
 
 
Gedeon, D.R. (1978) Using computer simulations to predict performance of Stirling machines.
 
 
 
 Lindsley, E.F. (1978) Prospects of free-piston Stirling engines as an efficient solar power source.
 
 
 
Beale, W.T. (1977) Labelled line drawings of five Sunpower free-piston Stirling engines.
 
 
 
Beale, W.T. (1969) Preliminary investigation of free-piston Stirling engines.
James Huth, Josh Collins (2007) Sunpower, Inc., Yale University and Precision Combustion, Inc. (PCI) have developed a wearable, JP8-fueled, 35 We free-piston Stirling engine (FPSE)-based soldier power source with funding support from DARPA Palm Power. The unit exhibits 21% gross fuel-to-electric conversion efficiency.
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