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초정밀 온도제어 및 측정기술 동향

정욱철1,2,#orcid

Progresses in Ultra-Precise Temperature Control and Thermometry Techniques

Journal of the Korean Society for Precision Engineering 2021;38(12):905-915.
Published online: December 1, 2021

1 부경대학교 기계공학과

2 부경대학교 스마트로봇융합응용공학과

1 Department of Mechanical Engineering, Pukyong National University

2 Department of Smart Robot Convergence and Application Engineering, Pukyong National University

#E-mail: wukchuljoung@pknu.ac.kr, TEL: +82-51-629-6132
• Received: June 17, 2021   • Revised: July 22, 2021   • Accepted: July 26, 2021

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Citations to this article as recorded by  Crossref logo
  • Progresses in Pneumatic Temperature Control Technique for Ultra-Precise Control and Measurement of Thermal Environment
    Bomi Nam, Wukchul Joung
    Journal of the Korean Society for Precision Engineering.2024; 41(10): 759.     CrossRef

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Progresses in Ultra-Precise Temperature Control and Thermometry Techniques
J. Korean Soc. Precis. Eng.. 2021;38(12):905-915.   Published online December 1, 2021
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J. Korean Soc. Precis. Eng.. 2021;38(12):905-915.   Published online December 1, 2021
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Progresses in Ultra-Precise Temperature Control and Thermometry Techniques
Image Image Image Image Image Image Image Image Image Image Image Image Image Image Image Image Image Image
Fig. 1 Schematic of a three-zone furnace
Fig. 2 Comparison of the temperature uniformities between the 3-zone furnace and the pressure-controlled loop heat pipe5 (Accessed from Ref. 5 with permission)
Fig. 3 Schematic of a stirred bath
Fig. 4 Schematic of a conventional heat pipe
Fig. 5 Schematic of a heat pipe-based furnace
Fig. 6 Immersion profile in the heat pipe isothermal furnace liner (Working fluid: mercury)11 (Accessed from Ref. 11 with permission)
Fig. 7 External view of the loop heat pipe-based isothermal region generator12 (Accessed from Ref. 12 with permission)
Fig. 8 Steady state variations of the maximum temperature difference and the effective thermal conductivity of the isothermal region12 (Accessed from Ref. 12 with permission)
Fig. 9 Schematic of a gas-pressure controlled heat pipe
Fig. 10 Temperature stability in the gas-controlled heat pipe at different temperatures13 (Accessed from Ref. 13 with permission)
Fig. 11 Scheme of the temperature amplifier with water and sodium heat pipes. 1: cooling jacket, 2: heater, 3: coolant (water), 4: thermometer wells, 5: valve13 (Accessed from Ref. 13 with permission)
Fig. 12 Temperature changes on the mercury and sodium heat pipes linked in a temperature amplifier16 (Accessed from Ref. 16 with permission)
Fig. 13 Scheme of the pressure-controlled loop heat pipe19 (Accessed from Ref. 19 with permission)
Fig. 14 Stability change in the isothermal region temperature when the compensation chamber pressure was controlled19 (Accessed from Ref. 19 with permission)
Fig. 15 Typical example of the hydraulic operating temperature control of the pressure-controlled loop heat pipe19 (Accessed from Ref. 19 with permission)
Fig. 16 Responses of the isothermal region temperature to the square wave-type pressure changes of the control gas33 (Accessed from Ref. 33 with permission)
Fig. 17 Melting temperature variations of the tested tin samples in terms of the absolute temperature difference from the outside-nucleated freezing temperature of tin33 (Accessed from Ref. 33 with permission)
Fig. 18 Slopes of the measured Hg and Na coexistence curves16 (Accessed from Ref. 16 with permission)
Progresses in Ultra-Precise Temperature Control and Thermometry Techniques
Apparatus Furnace Bath Chamber
Parameter
Range Wide Moderately
limited
Limited
Speed Moderate Poor Moderate
Uniformity Moderate Excellent Poor
Stability Moderate Excellent Poor
Apparatus Gas-controlled
heat pipe
Pressure-controlled
loop heat pipe
Parameter
Range Limited Wide
Speed Slow Fast (Instantaneous)
Stability Excellent Moderate
Uniformity Excellent Moderate
Table 1 Comparison of the traditional temperature control apparatuses
Table 2 Comparison of the gas-controlled heat pipe and the pressure-controlled loop heat pipe in the context of the temperature control