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The Influence of Wearing Army Combat Uniform on the Thermal Responses in Heat Environment

서열환경하에서의 전투복착용이 체온조절에 미치는 영향

  • Kim, Tae Gyou (Dept. of Fashion Design, Daegu Arts University) ;
  • Cho, Ho Hyun (Dept. of Textile & Fashion Design, Seojeong College)
  • 김태규 (대구예술대학교 패션디자인학과) ;
  • 조호현 (서정대학교 섬유패션디자인과)
  • Received : 2014.01.18
  • Accepted : 2014.02.25
  • Published : 2014.02.28

Abstract

The physical properties of textile materials and thermal physiological responses of the human subjects were evaluated with 4 different types of the army combat uniforms including US, German, Korean and general uniforms for this study. 8 male adults were used as the human subjects and the tests were done in the environmental chamber that was $25{\pm}0.1^{\circ}C$ of temperature, $65{\pm}5%$ of relative humidity and below 0.3 m/sec of air velocity. The test protocol consisted the rest period for 20 min., the exercise period for 20 min., the rest period for 20 min., the exercise period under wind condition for 20 min., and the recovery period for 20 min. The human subjects walked with 4.5 km/hr for 10 min., ran 7.5 km/hr for 10 min. during the first exercise period and walked and ran with the same speeds under 3.5 m/sec of the air velocity that simulated outdoor condition during the second exercise period. The test results of the study were as follows; The wind condition affected the skin and microclimate temperature of the human subjects lower compared to without wind condition, but had insignificant effect on the humidity control. The low air permeability of Korean uniform caused blocking the elimination of the humidity from the body and the regulation of body temperature. However, Korean uniforms could be the excellent one with the designs considering the ventilation of the uniforms and the textile fabrics with better air permeability.

Keywords

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