This paper describes the development of a dry operation process for PWR spent nuclear fuel, which is ... working time for each step (15 hours for wet process, 3 hours for drain process and 3 hours for vacuum drying ... transportation of PWR spent nuclear fuel between neighboring NPPs since the early 1990s, but no experience with dry
재료예열기간(preheating period), 항률건조기간(constant-rate drying period), 감율건조기간(falling-rate drying period)이 있다 ... Graph while drying processFig 1.은 건조과정의 변화를 나타낸 그림이다.재료예열기간은 재료가 예열되고 함수율이 서서히 감소하는 기간이다.
the later the sowing date, the lower the dry matter yield. ... This study aimed to examine the changes in dry matter yield and growth characteristics of alfalfa (Medicago ... sativa L.) in response to variations in sowing dates during the autumn season of 2021-22 in a dry paddy
, the dry eye also increased. ... higher the dry eye appeared in those who had chronic diseases. ... On the other hand, the dry eye was significantly higher in the contact lens worn group.
drying air. ... The drying time did not show a large difference depending on the temperature of the input drying air. ... The results of the food waste drying experiment showed that the total required drying time was approximately
The questionnaire consisted of questions about risk factors for dry eye disease and the 5-item Dry Eye ... Key words : DEQ-5, Dry eye syndrome, Risk factor 대한시과학회 대한시과학회지 Jeong-Mee Kim ... Abstract Purpose : To investigate the prevalence and risk factors for dry eye syndrome (DES) in university
The aim of this study was to investigate dry matter productivity and nitrate nitrogen content in the ... suggest that the most appropriate nitrogen fertilizer levels is between 150%–200%, considering the dry ... Moreover, barnyard millet dry matter yield increased significantly as the levels of nitrogen fertilization
contributed to dry eye. ... Results: The quality of the workers’ sleep was not good, and the degree of dry eye was also high. ... Purpose: This study was performed to investigate the effect of workers’ quality of sleep on dry eye.
사용후핵연료 건식저장용기는 낙하사고조건에서 캐니스터의 건전성이 입증되어야 한다. 낙하사고조건은 캐니스터를 건식저장용기에 장입하기 위하여 저장용기의 상부에서 크레인으로 취급하는 도중에 캐니스터가 저장용기 내부의 받침대로 자유 낙하하는 조건이다. 저장용기 내부의 받침대는 ..
Cleaning & Oxidation 1. 실험 목적 먼저 Wafer Cleaning Process를 통해 Native Oxide와 Wafer 표면의 유기물, 이온, 금속 물질 등등의 이물질들을 제거한 뒤 Oxidation Temperature를 1000 CENTIGR..
-건조 특성 곡선 정상 건조 조건하에서 측정된 재료의 건조속도(세로 축)를 재료의 외견(평균의) 함수량(가로 축)에 대해 도시한 곡선 -경막 전열 계수 고체와 유체 사이에 온도차가 있어서 전도 및 대류에 의한 열교환이 일어난다. 이 때의 전열속도는 전열면적, 온도의 차..
Among drying conditions, freeze drying method appeared the best condition to maintain vitamin U content ... Sample prepared by air drying showed significantly lower levels than those by oven and freeze drying. ... compared to oven and air drying methods.