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폴리에스테르 섬유 감량시스템용 프로세서 타이트레이터 개발
조진호,이흥락,이종현,김명남,구성모,김무영,진경찬,유병희,강민수,김국진 경북대학교 센서기술연구소 1993 연차보고서 Vol.1993 No.-
폴리에스테르 섬유 감량시스템의 제어를 위해서는 처리조 내에서 감량되는 섬유가 목표 감량치에 도달했는지를 판단해 주는 장치가 필요하다. 본 연구에서는 가성소다용액의 초농도 및 섬유 감량 정도의 정확한 측정과 감량 종료시간의 산출 및 이에 따른 종료신호를 발생할 수 있는 폴리에스테르 섬유 감량기 전용의 자동적정장치를 개발하였다. To control caustic soda treatment system for the polyester fabric reduction, we need the device to determine that the fabric has been arrived target reduction value. In this study, we develope an automatic process titrator for the caustic soda treatment system. Major functions of the target titrating system are accurate measurements of the caustic soda concentration and then producing the end point signal for caustic soda treatment system.
박철빈,송종국,박수연,박찬호 경희대학교 체육과학연구소 1996 體育學論文集 Vol.24 No.-
The purpose of this study was to estimate physique and muscular strength in collegiate athletes. On a sample of 70 athletes (basketball, baseball, soccer, and ice-hockey) anthropometric measurements (height, weight, bone width, circumference and skinfold thicknesses) were taken, For the measurements of muscular strength grip strength, back strength, arm flexion and leg extension strength were tested. The results of this study showed that basketball players were highest for height, weight, humorous and femur diameters, chest circumference, and calf circumference. Ice-hockey players were highest for upper arm and flexed upper arm circumferences. On the other hand ice-hockey players were lowest for height, soccer players for weight, baseball players for humerous and femur diameters, soccer players for chest circumference. For skinfold thickness baseball players (10.1mm) were highest for triceps, basketball players (14.5mm) for subscapular, ice-hockey players (13.3mm) for suprailiac and medial calf (9.0mm) skinfold thicknesses. While soccer players were lowest for triceps (8.7mm), subscapular (8.6mm), suprailiac (9.8mm) and medial calf (7.5mm) skinfold thicknesses. There were significant differences (P〈0.01) for height, weight, femur diameter, upper arm and flexed upper arm circumferences among athletes. Grip strength (left and right) was highest in baseball players (52.1kg, 50.8kg) but lowest for soccer players (42.3kg, 42.8kg). Baseball players were highest for back strength (162.0kg). On the other hand back strength was lowest in ice-hockey players (127.1kg). For arm flexion and leg extension strength (left, right) basketball players (42.0kg, 44.9kg) were highest for both strength tests. While soccer players were lowest for arm flexion strength and baseball players for leg extension strength. Ice-hockey players were highest for sit-up (59.2). Significant differences (P〈0.01) were found for grip, back, arm flexion and leg extension strength and sit-up among athletes.
최대운동부하시 단련자와 비단련자의 호흡순환기능 비교연구
유승희,김복현,송종국,윤형기,박찬호 경희대학교 체육과학연구소 1996 體育學論文集 Vol.24 No.-
We studied the differences of cardiorespiratory function of the untrained group and the trained group. The findings are following: 1.In ventilation, trained group was higher than untrained group. In addition, there was significant difference(p〈.001) at 60% and 85% exercise levels and All-out time. 2.In respiratory rate, tranined group was higher than untrained group. In addition, there was significant difference(p〈.01)at 85% exercise level and All-out time. 3.In respiratory gas exchange, trained group was lower than untrained group. In addition, there was significant difference(p〈.01) at All-out time. 4.In oxygen intake per weight, trained group was higher than untrained group. In addition, there was significant difference(p〈.001) at 40%, 60%, and 85% excercise levels and All-out time. 5.In heart rate, trained group was lower than untrained group. In addition, there was remarkable difference(p〈.0901) at rest.
Assignment of Vibronic Emission Spectra of Jet-Cooled m-Tolunitrile
Chan Ho Park,Sang Kuk Lee* 대한화학회 2006 Bulletin of the Korean Chemical Society Vol.27 No.9
The technique of corona-excited supersonic expansion was applied to produce electronically excited but rovibrationally cooled m-tolunitrile. The well-resolved vibronic emission spectrum of the jet-cooled m-tolunitrile in the S1→S0 transition was recorded in the uv region using a Fourier transform spectrometer equipped with a Quartz-uv beam splitter. From an analysis of the spectrum observed, it was confirmed that the electronic transition and vibrational mode frequencies in the ground electronic state were accurately determined.