Proceedings of the 16th International Cryocooler Conference, held May 17-20. 2008 in Atlanta, Georgia

The objective of Cryocoolers 16 was to archive the latest developments and performance measurements in the field of cryocoolers by drawing upon the work of leading international experts.

Recent Submissions

  • Cryocoolers for Microsatellite Military Applications 

    Pettyjohn, Erin (Georgia Institute of TechnologyICC Press, 2008-05)
    Space qualified cryocoolers have been extensively developed for large military and commercial satellite electro-optical (EO) infrared (IR) missions, but not so for microsatellites due to the complexity of the thermodynamics ...
  • Analysis of a Supercritical Hydrogen Liquefaction Cycle 

    Staats, W. L.; Smith, J. L. ,Jr.; Brisson, J. G. (Georgia Institute of TechnologyICC Press, 2008-05)
    A supercritical hydrogen liquefaction cycle is proposed and analyzed numerically. If hydrogen is to be used as an energy carrier, the efficiency of liquefaction will become increasingly important. By examining some ...
  • Experimental Apparatus for Measuring the Performance of a Precooled Mixed Gas Joule Thomson Cryosurgical Probe 

    Skye, H. M.; Klein, S. A.; Nellis, G. F. (Georgia Institute of TechnologyICC Press, 2008-05)
    Cryosurgery is a technique for destroying undesirable tissue such as cancers using a freezing process. A previous paper referenced here describes the development of a thermodynamic modeling tool for a precooled Mixed Gas ...
  • Development of Recondensing Cryostat for PAMELA 

    Pattalwar, S.; Jones, T.; Strachan, J.; Witte, H.; Bliss, N. (Georgia Institute of TechnologyICC Press, 2008-05)
    PAMELA (Particle Accelerator for MEdicaL Applications) is a design study of a novel accelerator for cancer therapy using protons and carbon ions. The accelerator utilizes the nonscaling Fixed Field Alternating Gradient ...
  • SPICA/SAFARI Sub-Kelvin Cryogenic Chain 

    Duband, L.; Duval, J. M.; Luchier, N.; D’Escrivan, S. (Georgia Institute of TechnologyICC Press, 2008-05)
    SPICA, a Japanese led mission, is part of the JAXA future science program and is planned for launch in 2018. SPICA will perform imaging and spectroscopic observations in the 5 to 210 mm waveband. The SPICA payload features ...
  • Drive Electronics for Moving Magnet Type Linear Motor Compressor 

    Karunanithi, R.; Jacob, S.; Singh Gour, Abhay (Georgia Institute of TechnologyICC Press, 2008-05)
    An inexpensive drive circuit to operate a moving magnet type linear motor compressor up to 100 W power is described. It is a Pulse-Width Modulated (PWM-based) circuit with provisions to adjust the frequency, modulation ...
  • Design and Analysis of Power Controller for Moving Magnet Linear Motor Compressor 

    Jacob, S.; Sriram Prabhu, K.; Karunanithi, R.; Ramanarayanan, V. (Georgia Institute of TechnologyICC Press, 2008-05)
    Permanent magnet linear motors (PMLM) are widely used in the design of pulse tube cryocoolers. In this paper, we discuss the design and analysis of a power controller used to drive the dual opposing piston type motors used ...
  • In-Flight Performance of the HERSCHEL Sorption Coolers – One Year of Operation 

    Duband, L.; Ercolani, E.; Guillemet, L.; Sauvage, M.; Martignac, J.; Swinyard, B.; Griffin, D.; Jewell, C.; Collaudin, B. (Georgia Institute of TechnologyICC Press, 2008-05)
    HERSCHEL, the fourth ‘cornerstone’ mission in the ESA science program, was launched on 14 May 2009 from Kourou, French Guyana. With a 3.5 m Cassegrain telescope it is the largest space telescope ever launched. HERSCHEL is ...
  • Performance and Mass vs. Operating Temperature for Pulse Tube and Stirling Cryocoolers 

    Ladner, D. R. (Georgia Institute of TechnologyICC Press, 2008-05)
    Single stage pulse tube and Stirling cryocooler data that were reported in the open literature during the past decade were analyzed to find mathematical scaling laws for estimating the required input power and mass, as ...
  • Demonstration of a Cryogenic Boil-Off Reduction System Employing an Actively Cooled Thermal Radiation Shield 

    Feller, J. R.; Plachta, D. W.; Mills, G.; McLean, C (Georgia Institute of TechnologyICC Press, 2008-05)
    NASA, under the Cryogenic Fluid Management (CFM) Project, in partnership with Ball Aerospace Technologies Corporation (BATC), conducted a reduced boil-off demonstration employing an actively cooled thermal radiation shield. ...
  • Reduction of Self Induced Vibration in Rotary Stirling Cycle Coolers 

    Bin-Nun, U. (Georgia Institute of TechnologyICC Press, 2008-05)
    Cryocooler is a major consideration in the design of IR imaging systems, especially when mounted on stabilized platforms with gimbals. The coolers in these types of applications induce forces and moments that interfere ...
  • Self-Induced Vibration of NGAS Space Pulse Tube Coolers 

    Colbert, R.; Nguyen, T.; Raab, J.; Tward, E. (Georgia Institute of TechnologyICC Press, 2008-05)
    Space cryocoolers are often used to cool the focal planes and optics of telescopes. Since telescope and focal plane jitter can affect the clarity of the image, space cryocoolers are designed for inherent low vibration. For ...
  • Cryocooler Prognostic Health Management System 

    Sandt , E.; Penswick , L.; Shah, A.; Dodson, C.; Roberts, T. (Georgia Institute of TechnologyICC Press, 2008-05)
    The use of cooled sensors in ever more complex, integrated applications has made determination of the cryocooler and related component “health or remaining reliable useful life” a critical factor in successfully meeting ...
  • Modular Linear-Drive Cryocooler Electronics 

    Kirkconnell, Carl Scott; Freeman, J. J.; Hon, R. C.; Jackson, M. A.; Kieffer, M. H. (Georgia Institute of TechnologyICC Press, 2008-05)
    The Modular Advanced Cryocooler Electronics (MACE) system developed at Iris Technology Corporation combines configurable, high-power motor drives with precision telemetry capability in a design that is amenable to radiation ...
  • Application of New Figures of Merit for Multi-Stage Cryocoolers 

    Delmas, J.; Kadin, A. M.; Webber, R. J.; Track, E. K. (Georgia Institute of TechnologyICC Press, 2008-05)
    Evaluation of the overall performance of a multi-stage cryocooler, including the cooling power available on the intermediate stages, is not trivial, but is necessary to choose or design efficiently a cooler for a defined ...
  • Pulse Tube Cooler with Remote Cooling 

    Raab, J.; Maddocks, J. R.; Nguyen, T.; Toma, G.; Colbert, R.; Tward, E. (Georgia Institute of TechnologyICC Press, 2008-05)
    Space pulse tube coolers are very efficient, but like all regenerative high frequency Stirling and pulse tube coolers, the cold head needs to be located near the compressor in order to minimize the input power to the cooler. ...
  • Performance Test of Pulse Tube Cooler with Integrated Circulator 

    Maddocks, J. R.; Maddocks, P.; Fay, M.; Helvensteijn, B. P. M.; Kashani, A. (Georgia Institute of TechnologyICC Press, 2008-05)
    To address the need for remote and broad area cooling using regenerative cryocoolers, Atlas Scientific is developing a lightweight, continuous-flow Integrated Circulator (IC) for installation on Pulse Tube Cryocoolers ...
  • Liquid Nitrogen Energy Storage Units 

    Afonso, J.; Catarino, I.; Martins, D.; Duband, L.; Patrício, R.; Bonfait, G. (Georgia Institute of TechnologyICC Press, 2008-05)
    The energy storage units (ESU) described in this article are to be attached to the cold finger of a cryocooler with the objective of holding the low temperature environment constant while the cooler may be temporarily ...
  • Progress in the Development of the IXO 50 mK Sorption-ADR stage 

    Duval, J. M.; Luchier, N.; Duband, L.; Tirolien, T. (Georgia Institute of TechnologyICC Press, 2008-05)
    The nominal temperature of the new generations of detectors for the next space mission International X-ray Observatory (IXO) is expected to be around 50 mK. The coupling of a 3He cooler with an ADR provides an elegant ...
  • Thermal Storage Unit Using the Triple Point of Hydrogen 

    Charles, I.; Coynel, A.; Daniel, C. (Georgia Institute of TechnologyICC Press, 2008-05)
    The French space agency (CNES) has co-funded a Research and Technology program and CEA/SBT has developed a 14 K thermal storage unit using the triple point of hydrogen. The development unit is able to store 10 J at 14 K. ...

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