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        검색결과 5

        1.
        2022.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Rack is a place to store products. Workers pick products from rack storage. After picking up, workers move to another location by forklift. Driving speed, worker condition, and number/frequency of operation is responsible for forklift accidents. When an accident occurs, products get damaged. Therefore, it is important to prevent one. As the research result, To prevent forklift accidents, the minimum order quantity, the minimum number of operations, and low speed operation are required.
        4,000원
        2.
        2015.06 구독 인증기관·개인회원 무료
        Agriculture is classified as a hazardous industry worldwide according to NIOSH and ILO. However, farmers are vulnerable compared to people working in fields (such as mining and construction) that have a greater attention on safety and health. One of the hazardous factors in agriculture would be injury mortality related to extreme environmental conditions. Wearable items in agriculture (including clothing) are the nearest environment of the human body; subsequently, to understand the current state can be a way to establish an active prevention strategy against heat stress health risks from summertime agriculture work. This study investigates agricultural work wear and accessories that elderly farmers use. This study enrolled 120farmers (49males and 71 females) working in nine separate sites on different days. The average age of subjects was 61 years-old. Investigators examined the types of working posture, clothing, and items that the farmers used and/or wore. They also interviewed farmers to understand why they used such items when working. Nine surveys were conducted in 6 regions of South Korea from July 2012 to September, 2012. Environmental conditions were measured at 1.2 m heights above the ground at each site. The types of footwear (in order of foot wrapped area and thermal insulation) farmers wore were slippers, rubber shoes, loafers, running shoes, and boots. For example, the smallest area of the foot was wrapped by slippers while boots wrapped the largest area of the foot. This footwear also had different sole thickness. Loafers were used by the largest number of farmers. The second largest number of farmers used rubber shoes and boots. A total of 77.5% of farmers put on socks, and 85.9% of females and 65.3% of males put on socks. The types of hats which farmers wore were a baseball cap, a bucket hat, a sun cap, a hat for farmers, a towel, and a straw hat. The percentage of farmers wearing no hat during work was 39.2%. Baseball caps were worn by large number of male farmers but the largest percentage of female farmers wore ‘hat for farm work’. More than 50% of farmers working in PVC greenhouses did not wear hats and 25.0% of the farmers working in the fields did not wear hats. Accessories consisted of a belt, a scarf/towel, arm sleeves, gloves, a waist bag, a mask, and tools (weed whacker, scissors, hoe, foam seat pad, pick, rice-planting machine, ice-pack, sickle, shovel, lumbar pad, and integrated umbrella chair). Farmers wore lighter footwear as the weather condition was hotter. Footwear showed a difference with facility (ᵪ2=15.117, df=5, p=0.010) and had a relationship with facility. Lighter footwear was used in the PVC greenhouses rather than fields. The large number of the farmers wore loafers or boots in the fields, but the largest number of farmers in PVC greenhouses wore rubber shoes. A hat showed a difference with facility (ᵪ2=8.844, df=1, p=0.003) Hats had a significant relationship with facilities with more used in the fields rather than in PVC greenhouses. Elderly farmers wore a hat with shorter brim in the PVC greenhouse than in the fields. The type of footwear seemed related with facilities as well as weather. Farmers tended to wear lighter footwear when the weather is hotter or they work in PVC greenhouse. The majority of elderly farmers wore loafers and rubber shoes which had indistinguishable thin soles. The type of hats showed a difference between facilities (as well as gender) and only 31.7% of all participants used long brims.
        3.
        2005.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Prescribed according to the occupational safety and health low noise measurement method was changed to personal sampling in the method to measure an area noise. Such method had the limit which did not evaluated characteristic of sound of occurrence and the place of origin. This study was peformed to establish an engineering remedy of the work-place noise. The subject was a vibration control process of the place of business in Pusan. A simulation program applied for an engineering improvement of the work-place noise. The results were as follows: 1. An noise occurrence level of the work-place before improvement was 88~97dB(A), We applied an improvement method to be established and were expected to 80~l19dB(A), 2. The level of the noise-distribution to appear in the place of origin of the work-place before improvement was 90~93dB(A) but, We executed the simulation after applied an engineering remedy and predicted 80~85dB(A). A result of the simulation blue part was changed mostly into the dark blue color. The results suggest that simulation program establishes an engineering remedy and is useful to the case to apply.
        4,000원
        4.
        2005.05 구독 인증기관 무료, 개인회원 유료
        Prescribed according to the occupational safety and health low noise measurement method was changed to personal sampling in the method to measure an area noise. Such method had the limit which did not evaluated characteristic of sound of occurrence and the place of origin. This study was performed to establish an engineering remedy of the work-place noise. The subject was a vibration control process of the place of business in Pusan. A simulation program applied for an engineering improvement of the work-place noise. The results were as follows: 1. An noise occurrence level of the work-place before improvement was 88~97dB(A), We applied an improvement method to be established and were expected to 80~119dB(A). 2. The level of the noise-distribution to appear in the place of origin of the work-place before improvement was 90~93dB(A) but, We executed the simulation after applied an engineering remedy and predicted 80~85dB(A). A result of the simulation blue part was changed mostly into the dark blue color. The results suggest that simulation program establishes an engineering remedy and is useful to the case to apply.
        4,000원
        5.
        2010.05 KCI 등재 서비스 종료(열람 제한)
        Today, the importance of environmental education is a matter we are all concerned about. The environment surrounding us, such as the air we breathe, the water we drink, and the soil plants grow in, is critical for our survival. Currently there is a lot of interest in environmental education at the elementary, middle, and high school levels. This is a result of the deep recognition of the importance of the environment. However the environmental education being conducted in schools is not yet at a satisfactory level. The practical issues, including an entrance exam-oriented atmosphere, student' and parents' lack of understanding, and teachers' lack of expertise in environmental education, interfere with the stability of environmental curriculum in the schools. Accordingly, we need to devise an alternative environmental curriculum due to the fact that it hasn't been included as a regular subject in the curriculum of many national schools. This study, carried out from April to December 2009, was an examination of the effect of volunteer work at the place of ecology experience on the environmental sensitivity & state-trait anxiety of the 61 Gifted Students. The students were divided into two groups. The test group consisted of 30 gifted students who did volunteer work at the place of ecology experience run by Ulsan Science High School, in Ulsan Metropolitan City. The control group consisted of the rest of the students. The following are the study results: First, the volunteer work at the place of ecology experience was influential in increasing the environmental sensitivity of the gifted students. Second, the volunteer work at the place of ecology experience was influential in decreasing the state anxiety of in gifted students. Third, the volunteer work at the place of ecology experience was influential in decreasing the trait anxiety of in gifted students. Fourth, the volunteer work at the place of ecology experience positively influenced not only the gifted students' view of environmental education, but also their overall character.