Cryocoolers 20 Table of Contents

Cryocoolers for 4-40K Applications

1A 10K Gas-Coupled Two-Stage Stirling Type Pulse Tube Cryocooler

X. Wu, L. Chen, Y. Wang, X. Liu, J. Wang, Y. Zhou, Key Laboratory of Cryogenics, Tech. Inst. of Physics and Chemistry, CAS, Beijing , China

7Performance Improvement of the 15K Pulse Tube Cooler

S. Martin, I. Charles, J.M. Duval, T. Prouvé, Univ. Grenoble Alpes, Grenoble, France; P. Barbier, S. Carpentier, J. Butterworth, Air Liquide Advanced Technologies, Sassenage, France; M. Branco, M. Linder, ESA-ESTEC, Noordwijk, The Netherlands

17Demonstration of a 3-Stage Pulse Tube Cooler for Space Applications

T. Prouvé, J.M. Duval, I. Charles, S. Martin, Univ. Grenoble, Alpes, Grenoble, France; C. Daniel, CNES Toulouse, France

27Numerical Simulation of a Two-Stage Stirling Cryocooler with High Cooling Power at 20 K

C.G. Yan, X.T. Wang, W. Dai, G.Y. Yu, E.C. Luo, Key Laboratory of Cryogenics, Chinese Academy of Sciences, Beijing, China

35Investigation of a High Efficiency U-type Two-Stage Pulse Tube Cryocooler at 20 K

Q. Zhu, Y. Liu, J. Quan, N. Wang, M. Zhao, J. Liang, Key Laboratory of Space Energy Conversion Technologies, Technical Institute of Physics and Chemistry, CAS, Beijing, China

41Design of a 30 K Single-Stage Free-Piston Stirling Cryocooler

S. Zhu, G. Yu, C. Yan, W. Dai, E. Luo, Key Laboratory of Cryogenics, Chinese Academy of Sciences, Beijing, China; X. Li, China Ship Development and Design Center, Wuhan, China

49Qualification Test Results for the TIRS-2 Cryocooler

E. Marquardt, R. Taylor, J. Marquardt, Ball Aerospace, Boulder, CO; T. Muench, NASA Goddard Space Flight Center, Greenbelt, MD

57High Efficiency 35 K Single-Stage Pulse Tube Cryocooler for a Space Infrared Detector

S. Liu, Z. Jiang, A. Zhang, H. Zhu, W. Deng, Y. Wu, Shanghai Inst. of Tech. Physics, CAS, Shanghai, China

Micro & Miniature 50 - 200 K Single-Stage Cryocoolers

63Miniaturization of Rotary Stirling Cryocoolers

C. Vasse, J-Y. Martin, C. Seguineau, T. Benschop, Thales LAS, France

71Characterization Testing of Lockheed Martin Micro1-2 Cryocoolers Optimized for 220 K Environment

I.M. McKinley, M.A. Mok, D.L. Johnson, J.I. Rodriguez, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA

81Maturation and Status of the Lockheed Martin Micro1-2 Cryocooler

J.R. Olson, E. Roth, E.T. Will, M. Guzinski, A. Ruiz, Lockheed Martin Space, Palo Alto, CA ; I.M. McKinley, D.L. Johnson, J.I. Rodriguez, JPL, Calif. Inst. of Tech., Pasadena, CA; K. Frohling, Iris Technology, Irvine, CA

87Micro-Sized Cryocooler Controllers for Space

K. Frohling, Iris Tech., Irvine, CA

93Small Scale Cooler - Improvements

M. Crook, M. Hills, S. Brown, S. Kendall, RAL, Harwell, UK; H. Korswagen, Thales Alenia Space, Bristol, UK, and P. Iredale, Honeywell Hymatic, Reddich, UK

103Research on 1 kg Miniature Pulse Tube Cryocooler

Y. Ouyang, H. Chen, Q. Tang, N. Wang, X. Liu and J. Liang, Tech. Inst. of Physics and Chem., CAS, Beijing, China

Medium Capacity 50 - 200 K Single-Stage Cryocoolers

109Northrop Grumman Coaxial HEC Flight and Next Generation Cryocoolers Performance

T. Nguyen, J. Russo, G. Bassel, D. Chi, and L. Abelson, NGAS, Redondo Beach, CA

119CryoBlue - A Low-Vibration 50 K Stirling Cryocooler

M. Crook, M. Hills, S. Brown, S. Cleary, RAL, Harwell, UK; P. Iredale, N. Hardy, Honeywell Hymatic, Reddich, UK; and H. Korswagen, Thales Alenia Space, Bristol, UK

127Qualification Status of the LPTC Cryocoolers for MTG Instruments

T. Wiertz, R. Gary, G. Stocchi, D. Soffietti, D. Lopes, G. Darque, Air Liquide Advanced Tech., Sassenage, France

135Sunpower DS 30 Cryocooler Development

K.B. Wilson, J.J. Wade, D.M. Mansfield, Sunpower, Inc., Athens, OH

143Development of 150K-200K Pulse Tube Cooler for Infrared Detector

W. Deng, Z. Jiang, S. Liu, A. Zhang, Y. Wu, Shanghai Inst. of Tech. Physics, CAS, Shanghai, China

149High Efficiency 5 W at 60 K Pulse Tube Cryocoolers for Infrared Sensors

N. Wang, M. Zhao, X. Liu, Q. Zhu, L. Wei, H. Chen, J. Liang, Key Laboratory of Space Energy Conversion Technologies, Technical Institute of Physics and Chemistry, CAS, Beijing, China

155Development of a 15 W at 80 K Coaxial Pulse Tube Cryocooler

N. Wang, M. Zhao, X. Liu, L. Wei, Q. Zhu, H. Chen, J. Liang, Key Laboratory of Space Energy Conv. Tech., Tech. Inst. of Physics and Chemistry, CAS, Beijing, China

Pulse Tube Analysis and Experimental Measurements

161A Linear Stirling Cooler for Extreme Ambient Temperatures

D. Willems, J. Mullié, F. v. Wordragen, G. de Jonge, Thales Cryogenics B.V., Eindhoven, The Netherlands

171Synergies Between Designed-for-Space and Tactical Cryocooler Developments

D. Willems, R. Arts, J. Buist, J. Mullié, G. de Jonge, T. Benschop,Thales Cryogenics B.V., Eindhoven, The Netherlands

181Performance Optimization of a Stirling Pulse Tube Cryocooler with an Active Displacer

M.A. Abolghasemi, R. Stone, M. Dadd, and P. Bailey, Univ. of Oxford, Oxford, UK; K. Liang, Univ. of Sussex, Brighton, UK

187Experimental Investigation of a Pulse Tube Refrigerator with Cold Compressor and Cold Phase Controller

B. Kim, J. Park and S. Jeong, KAIST, Daejon, Rep. of Korea

195Experimental Study of a Cryogen-Free Vuilleumier Type Pulse Tube Cryocooler Operating Below 10 K

Y.N. Wang, W. Dai, X.T. Wang, E.C. Luo, Tech. Inst. of Physics and Chemistry, CAS, Beijing, China

201Jet-Induced Phase Errors in Pulse Tube Refrigerator Compliance Pressure

G.W. Swift, Los Alamos National Laboratory; P.S. Spoor, Chart Industries, Troy, NY

GM & GM-type Pulse Tube Developments

209Mobile Cryogenic System for Industrial and Laboratory Applications

S.K. Gandla, R.C. Longsworth, R.B. Sloan and N.L. Fasnacht, Sumitomo (SHI) Cryogenics of America, Allentown, PA

217A Gifford-McMahon Cryocooler below 2 K with Helium 4

Y.Hiratsuka, Tech. Res. Center, Sumitomo Heavy Ind., Tokyo, Japan

223A Large Single-Stage GM Cryocooler for Operating Temperatures of 13-30K

C. Wang, T. Hanrahan, J. Cosco, Cryomech, Inc., Syracuse, NY

Regenerator & Recuperator Investigations

2313D-Printed Helium-Based Regenerator for 4K GM and Pulse Tube Cryocoolers

J. Hoehne, Pressure Wave Systems GmbH, Munich, Germany

235Analysis of a Novel Micro-Structured Regenerator Filler

A. Ghavami, S.M. Ghiaasiaan, Georgia Tech., Atlanta, GA; C. Kirkconnell, West Coast Solutions, Huntington Beach, CA; and W. Chen, M. Zagarola, Creare, Hanover, NH

245Coated Regenerator for 30K Stirling Cryocoolers

W. Chen, M. Jaeger, Creare, Hanover, NH; Y. Kim, K. Wilson, Sunpower, Athens, OH

253Development of a Brassboard Active Magnetic Regenerative Refrigeration System for Low Temperature Remote Cooling

W. Chen, N. Kattamis, Creare, Hanover, NH; S. Pourrahimi, Superconducting Systems Inc., Billerica, MA

263Experimental Investigation of Hybrid System Pulse Tube and Active Magnetic Regenerator

D. Kwon, I. Park, S. Jeong, Korea Adv. Inst. of Science and Tech., Daejeon, Rep. of Korea

271Analysis of a Tube-in-Tube Heat Exchanger for a Space 4K Hybrid JT Cryocooler

Y. Ma, J. Quan, J. Wang, J. Li, Y. Liu, J. Liang, Key Laboratory of Space Energy Conversion Tech., Tech. Inst. of Physics and Chem., CAS, Beijing, China

279A Lightweight, High-Effectiveness Recuperator for Next-Generation Airborne Cryocoolers

A. Niblick, J. Cox, M. Zagarola, Creare LLC, Hanover, NH

J-T and Sorption Cryocooler Developments

287Joule-Thomson Microcryocooler Test Results

J.R. Olson, E. Roth, M. Guzinski, A. Ruiz, Lockheed Martin Space, Palo Alto, CA; C.L. Mangun, D. King, N. Hejmanowski, D.L. Carroll, CU Aerospace, Champaign, IL

295Compact 1.7 K Cryocooler for Superconducting Nanowire Single-Photon Detectors

V. Kotsubo, J.N. Ullom, S.W. Nam, National Institute of Standards and Technology, Boulder, CO

305Experimental Design of a Joule-Thomson Cryocooler for Mixture Optimization of a Mixed-Gas Joule-Thomson Cycle

J. Detlor, J. Pfotenhauer and G. Nellis, Univ. of Wisconsin, Madison, WI

317Comprehensive Performance Simulations of Low Capacity Open-Cycle Cryocooling System Driven by Miniature Thermoacoustic Expander

Z. Hu, Cryowave Adv. Tech., Woonsocket, RI

329Numerical Investigation of the Thermal Efficiency of a Sorption Compressor

A. Davidesko, N. Tzabar, Dept. of Mech. Engin., Ariel Univ., Ariel, Israel

Brayton Cryocooler Developments

337A 40 K Turbo-Brayton Cryocooler for Earth Observation Applications

J. Tanchon, J. Lacapere, J.C. Rey, Absolut System, Seyssinet-Pariset, France; A. Molyneaux, Ofttech, Gloucester, UK; and T. Tirolien, European Space Agency, Noordwijk, The Netherlands

Sub-Kelvin and Novel Refrigerators

347Sub-Kelvin Cooling for the BICEP Array Project

L. Duband, T. Prouve, Univ. Grenoble Alpes, CEA, Grenoble, France; J. Bock, L. Moncelsi and A. Schillaci, Calif. Insti. of Tech., Pasadena, CA

357Improvement of a 3He Circulation Compressor for a Closed-Cycle Dilution Refrigerator for Space

A. Nagata, University of Tsukuba, Tsukuba, Ibaraki, Japan; H. Sugita, K. Shinozaki, Y. Sato, Japan Aerospace Exploration Agency (JAXA), Tsukuba, Ibaraki, Japan

369A Closed Cycle 1K Refrigerator Precooled by a 4 K Pulse Tube Cryocooler

T. Hanrahan, M. Johnson, C. Wang, Cryomech, Inc., Syracuse, NY

Cryocooler Integration Tech. & Application Lessons

377Spacecraft Cryogenic Developments and Perspectives at the European Space Agency

T. Tirolien, M. Linder, M. Branco, ESA-ESTEC, Noordwijk, The Netherlands

387Development of the European Stirling Radioisotope Generator (ESRG)

G. Gilley, M. Crook, T. Bradshaw, T. Rawlings, J. Watson, C. Pulker, A. Orlowska, A. Dowell, RAL, Harwell, UK; J. Vrublevskis, D. Summers, A. Preece, Thales Alenia Space, Bristol, UK; P. Bailey, M. Dadd, Oxford Univ., UK; P. Jamotton, Centre Spatial de

397Enabling Critically Cooled Instrumentation and Electro Optics via Active Thermal Management for CubeSats: The Active CryoCubeSat Project

L.S. Anderson, C. Swenson, R. Davidson, Utah State Univ., Logan, UT; A. Mastropietro, E. Maghsoudi, S. Luong, I. McKinley, S. Cappucci, JPL, Pasadena, CA

407Manufacturing and Testing of a Flight-Like Cryostat for 30-50 K Two-Stage Pulse Tube Cooler

J. Tanchon, T. Trollier, P. Renaud, Absolut System SAS, Seyssinet Pariset, France; J. Mullié, H. Leenders,Thales Cryogenics BV, Eindhoven, The Netherlands; T. Prouvé, I. Charles, Univ. Grenoble Alpes, Grenoble, France ; T. Tirolien, ESA-ESTEC, Noordwijk,

417The Importance of the Connection between a Cryogenic Cooler and Its Load

M. Green, Lawrence Berkeley Laboratory, Berkeley, CA

427Models for Design and Analysis of Superconducting Power Systems Cooled with Cryocoolers

S. Satyanarayana, Z. Zhang, C.H. Kim, S. Pamidi, Center for Advanced Power Systems, FSU, Tallahassee, FL

439Zero-Boil-Off System Trades Applied to Nuclear Thermal Propulsion

D. Plachta, J. Hartwig, NASA Glenn Research Center, Cleveland, OH; J. Stephens, NASA Marshall Research Center, Huntsville, AL; E.Carlberg, Vantage Partners, Brook Park, OH

Vibration Reduction Technology

447Ball Low-Vibration Cryocooler Assemblies

D. Glaister, E. Marquardt, B. Buchholtz, D. Brown, R. Taylor, G. Ashton, C. Gorham, Ball Aerospace, Boulder, CO; B. Allen, Moog CSA, Mountain View, CA; T. Nguyen, E. Dair, L. Abelson, NGAS, Redondo Beach, CA; M. Felt, M. Sinfeld, Space Dynamics Lab. (SDL)

455Low Temperature Characterization of Mechanical Isolators for Cryocoolers

M.A. Mok, I.M. McKinley, J.I. Rodriguez, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA

465Dynamic Ruggedized Infrared Integrated Detector-Dewar-Cooler Assemblies

A. Veprik, CryoTech Ltd, Haifa, Israel; V. Babitsky, Loughborough Univ., Loughborough, UK; Y. Oppenhaim, SCD, Haifa, Israel; A. Tuitto, Israeli Ministry of Defense, Tel Aviv, Israel