• 제목/요약/키워드: safety benefits

검색결과 652건 처리시간 0.024초

서비스로봇의 신뢰성 향상을 위한 OPRoS 기반 Fault-tolerance 기법 (OPRoS based Fault Tolerance Support for Reliability of Service Robots)

  • 안희준;이동수;안상철
    • 제어로봇시스템학회논문지
    • /
    • 제16권6호
    • /
    • pp.601-607
    • /
    • 2010
  • For commercial success of emerging service robots, the fault tolerant technology for system reliability and human safety is crucial. Traditionally fault tolerance methods have been implemented in application level. However, from our studies on the common design patterns in fault tolerance, we argue that a framework-based approach provides many benefits in providing reliability for system development. To demonstrate the benefits, we build a framework-based fault tolerant engine for OPRoS (Open Platform for Robotic Services) standards. The fault manager in framework provides a set of fault tolerant measures of detection, isolation, and recovery. The system integrators choose the appropriate fault handling tools by declaring XML configuration descriptors, considering the constraints of components and operating environment. By building a fault tolerant navigation application from the non-faulttolerant components, we demonstrate the usability and benefits of the proposed framework-based approach.

Image-guided surgery and craniofacial applications: mastering the unseen

  • Wang, James C.;Nagy, Laszlo;Demke, Joshua C.
    • Maxillofacial Plastic and Reconstructive Surgery
    • /
    • 제37권
    • /
    • pp.43.1-43.5
    • /
    • 2015
  • Image-guided surgery potentially enhances intraoperative safety and outcomes in a variety of craniomaxillofacial procedures. We explore the efficiency of one intraoperative navigation system in a single complex craniofacial case, review the initial and recurring costs, and estimate the added cost (e.g., additional setup time, registration). We discuss the potential challenges and benefits of utilizing image-guided surgery in our specific case and its benefits in terms of educational and teaching purposes and compare this with traditional osteotomies that rely on a surgeon's thorough understanding of anatomy coupled with tactile feedback to blindly guide the osteotome during surgery. A 13-year-old presented with untreated syndromic multi-suture synostosis, brachycephaly, severe exorbitism, and midface hypoplasia. For now, initial costs are high, recurring costs are relatively low, and there are perceived benefits of imaged-guided surgery as an excellent teaching tool for visualizing difficult and often unseen anatomy through computerized software and multi-planar real-time images.

합리적 안전교육을 통한 재해예방 연구 (Disaster Prevention Research reasonable safety through education)

  • 지준석;강경식
    • 대한안전경영과학회지
    • /
    • 제18권2호
    • /
    • pp.9-17
    • /
    • 2016
  • In addition to improving economic growth and development of advanced production technology brings many benefits to our society, but if the growth of this still has the shadow of accidents exists. In particular, the construction site has seen a significantly higher accident rate figures despite efforts on disaster prevention. Among the various methods of reducing the need for disaster safety education industry it has become very stressed its importance through many studies. When a disaster causes significant share of the construction industry due to the lack of educational causes, including technical causes, managerial causes, classification and educational causes of this ateumyeo safety awareness and knowledge account for large proportion. In the health and safety education, centered on the subjects of education supervisors will be able to reduce the real and effective industrial disaster education should be run.

도시자연공원과 근린공원에 대한 중요도 요소 평가의 비교 (An Comparison to the Importance Evaluation of an Urban Natural Parks and Neighborhood Parks)

  • 심준영;이종성;이시영
    • 한국환경과학회지
    • /
    • 제15권12호
    • /
    • pp.1163-1170
    • /
    • 2006
  • This study aims to examine what factors park users value in urban parks and to find ways to elevate user satisfaction for the creation and usage of an urban park. To achieve this, the study relied on two methods: the descriptive method of researching publications and related scholastic writings, and the empirical study method including a survey of present condition and interviews with users. The result shows that the 'sense of nature' is more important than 'functional facilities' in urban natural parks and 'management part like safety and cleanliness of park' is more important than 'utilizing facilities' in urban neighborhood parts. Generally, the importance rating of urban parks visitors felt in them were higher than the satisfaction rating, in terms of living surroundings. Factor analysis resulted in six factors in a natural park and in eight factors in a neighborhood park. Regression analysis in a natural and a neighborhood park showed a positively correlated factor: benefits sought, suggesting that people recognize the importance of urban parks through the benefits they gain in them and the satisfaction they find in urban parks depends on utilizing facilities. Therefore, in urban natural parks, people will find greater satisfaction through pursuit of the benefits they are seeking; improvements to park facilities should address the benefits that park users are seeking.

Health Benefits of Moringa oleifera

  • Abdull Razis, Ahmad Faizal;Ibrahim, Muhammad Din;Kntayya, Saie Brindha
    • Asian Pacific Journal of Cancer Prevention
    • /
    • 제15권20호
    • /
    • pp.8571-8576
    • /
    • 2014
  • Phytomedicines are believed to have benefits over conventional drugs and are regaining interest in current research. Moringa oleifera is a multi-purpose herbal plant used as human food and an alternative for medicinal purposes worldwide. It has been identified by researchers as a plant with numerous health benefits including nutritional and medicinal advantages. Moringa oleifera contains essential amino acids, carotenoids in leaves, and components with nutraceutical properties, supporting the idea of using this plant as a nutritional supplement or constituent in food preparation. Some nutritional evaluation has been carried out in leaves and stems. An important factor that accounts for the medicinal uses of Moringa oleifera is its very wide range of vital antioxidants, antibiotics and nutrients including vitamins and minerals. Almost all parts from Moringa can be used ad a source for nutrition with other useful values. This mini-review elaborates on details of its health benefits.

부산시 수돗물 수질개선 편익의 추정 (Valuing the Economic Benefits of the Water Quality Improvement in Busan)

  • 곽소윤;유승훈
    • 한국수자원학회:학술대회논문집
    • /
    • 한국수자원학회 2010년도 학술발표회
    • /
    • pp.452-456
    • /
    • 2010
  • Water is an indispensable input to human's existence and industrial production. In these days, people are getting more concerned about their health and the interest in the safety of drinking water has increased. In this situation, this paper attempts to measure the economic benefits of the tap water quality improvement. The study area was restricted to Busan, the second largest city in Korea, where local government is planning to implement a tap water quality improvement program. We apply a one-and-one-half bounded dichotomous choice contingent valuation (CV) method to obtain at least a preliminary evaluation of the benefits. CV is developed for valuing goods or services that cannot be valued either directly or indirectly from market observations and has been applied to several environmental goods. The CV survey was rigorously designed to comply with the guidelines for best-practiced CV studies. We surveyed a randomly selected sample of 400 households in Busan and asked respondents questions in person-to-person interviews about how they would be willing to pay for the water quality improvement. Respondents overall accepted the contingent market and were willing to contribute a significant amount (US$1.66), on average, per household per month. We can also calculate the aggregate value of the program which improves the water quality in Busan. This study is expected to provide policy-makers with useful information for evaluating and planning environmental policies relating specifically to water.

  • PDF

Insect-Originated Functional Food: Nutritional Benefits and Applications

  • Yoon-Jo Lee;HaeYong Kweon;You-Young Jo;Seong-Gon Kim
    • International Journal of Industrial Entomology and Biomaterials
    • /
    • 제48권3호
    • /
    • pp.99-106
    • /
    • 2024
  • Functional foods, introduced in the early 1980s, offer health benefits beyond basic nutrition and are increasingly demanded due to growing consumer awareness of diet-health relationships. This review explores insect-based functional foods, highlighting their nutritional benefits, health implications, and applications. Edible insects, such as crickets, mealworms, and locusts, are rich in protein, healthy fats, vitamins, and minerals, making them a promising solution for food security and sustainability. Insect-based foods contribute to weight management, cardiovascular health, anti-inflammatory properties, gut health, and potential anti-cancer benefits. Despite most insects being low in calcium and potassium, they are high in phosphorus and, to a lesser extent, magnesium. Active components like royal jelly, bee pollen, and extracts from Tenebrio molitor and Periplaneta americana L. have shown potential in osteoporosis prevention by improving bone density and reducing bone resorption. Silk sericin-based functional foods also exhibit preventive and therapeutic effects against bone loss. However, challenges such as regulatory barriers, food safety concerns, consumer acceptance, potential allergenicity, and the need for standardization and quality control must be addressed. This review underscores the potential of insect-based functional foods in enhancing health and well-being, particularly for osteoporosis prevention, and highlights the need for further research and regulatory harmonization to facilitate their adoption.

How Effectively Safety Incentives Work? A Randomized Experimental Investigation

  • Ahmed, Ishfaq;Faheem, Asim
    • Safety and Health at Work
    • /
    • 제12권1호
    • /
    • pp.20-27
    • /
    • 2021
  • Background: Incentive and penalty (I/P) programs are commonly used to increase employees' safety outcomes, but its influence on employees' safety outcomes is under-investigated. Moreover, under developed economies lack safety culture and there is dearth of literature focusing on empirical studies over there [1]. Based on these gaps, this study attempts to see the impact of I/P programs on safety outcomes in a developing country. Methods: The study was carried out in three stages, where Stage I revealed that selected 45 organizations were deficit of safety culture and practices, while only three firms were found good at safety practices. At Stage II, these three firms were divided in two clusters (groups), and were probed further at Stage III. At this stage group, one was manipulated by providing incentives (experimental group) and employees' responses in terms of safety motivation and performance were noticed. Results: It was observed that the experimental group's safety motivation and performance had improved (both for immediate and 1-month later performance). The results were further probed at Phase 3 (after 3 months), where it was found that the benefits of I/P programs were not long lasting and started replenishing. Conclusion: Findings of the study helped researchers conclude that safety incentives have only short-term influence on safety outcomes, while a long-term and permanent solution should be found.

시스템이론 기반의 안전사고 모델의 해석과 응용사례 소개 (An Introduction to Systems Theory Approach to Accident Modeling AND Its Applications)

  • 박철호;박영원
    • 시스템엔지니어링워크숍
    • /
    • 통권4호
    • /
    • pp.151-154
    • /
    • 2004
  • This paper presents the general system theory and its applications to the safety analysis method that is a recent trend over the traditional event-driven model. This new model is known as STAMP(Systems Theory Accident Modeling and Process)proposed by Nancy G. Leveson in MIT. The new model has benefits of systemic approaches concerning the system safety as a whole including the context it is in, its stimulants and outcomes, and its parts as well as the relationships among them in a holistic manner. The method consists of a hierarchical control structure, a process model, and the safety constraints governing the control. This paper demonstrates an example the contrasts the differences between the approaches of STAMP and the traditional safety models.

  • PDF

도시고속도로 교통류 제어전략이 교통안전에 미치는 영향에 관한 연구 (A Study on the Effect of Urban Freeway Traffic Control Strategies on Safety)

  • 강정규
    • 대한교통학회지
    • /
    • 제14권2호
    • /
    • pp.223-237
    • /
    • 1996
  • Based on the traffic and accident data collected on a 4.2km (2.6mile) section of Interstate highway 35W in Minneapolis the relationship between traffic operation variables and safety measures is investigated. An aggregate specification that could be integrated into an urban freeway safety prediction methodology is proposed as a multiple regression model. The specification includes lane occupancy and volume data, which are the control parameters commonly used because they can be measured in real time. The primary variables that appear to affect the safety of urban freeway are : vehicle-miles of travel, entrance ramp volumes and the dynamic effect of queue building. The potential benefits of freeway traffic control strategies on freeway safety are also investigated via a simulation study. It was concluded that improvement of urban freeway safety is achievable by traffic control strategies which homogenize traffic conditions areound critical occupancy values.

  • PDF