Design and Implementation of the Natural Light Reproduction System Based on Context Awareness in WSN

Changes in natural light in the daily cycle and monthly cycle and its seasonal changes create rhythms in bodies of living creatures including humans. The circadian rhythm connected to natural light stimulates psychological states and hormonal changes. As such, natural light is a major environmental...

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Main Authors: Yun-Joo Kim, Sook-Youn Kwon, Jae-Hyun Lim
Format: Article
Language:English
Published: Hindawi - SAGE Publishing 2015-09-01
Series:International Journal of Distributed Sensor Networks
Online Access:https://doi.org/10.1155/2015/781584
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author Yun-Joo Kim
Sook-Youn Kwon
Jae-Hyun Lim
author_facet Yun-Joo Kim
Sook-Youn Kwon
Jae-Hyun Lim
author_sort Yun-Joo Kim
collection DOAJ
description Changes in natural light in the daily cycle and monthly cycle and its seasonal changes create rhythms in bodies of living creatures including humans. The circadian rhythm connected to natural light stimulates psychological states and hormonal changes. As such, natural light is a major environmental factor that affects humans' psychological and physiological conditions. To create healthy and comfortable lighting environments in windowless space such as a basement where no natural light can enter, the daily, monthly, and seasonal cycles of natural light need to be represented by means of artificial lightings. Upon certain situations related to purposes of space and user behaviors, lighting control technology is required for appropriate lighting environments. To this end, this study designs and implements a natural light reproduction system based on context awareness in wireless sensor networks to restructure lighting environments in adaptation to the changing situation of the occupant. As the object space in the experiment, a clothing shop to occupy the largest portion of underground space was selected. The scenarios were selected for each time period in connection with the behaviors of the seller who resided there for a long time. The suggested system's performance was evaluated in terms of conformity with natural light, comfort, and energy-saving effect.
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spelling doaj.art-bdc229dc5be943a78e5339a36cdfb80a2023-09-02T20:42:06ZengHindawi - SAGE PublishingInternational Journal of Distributed Sensor Networks1550-14772015-09-011110.1155/2015/781584781584Design and Implementation of the Natural Light Reproduction System Based on Context Awareness in WSNYun-Joo Kim0Sook-Youn Kwon1Jae-Hyun Lim2 Department of Computer Science and Engineering, Kongju National University, Cheonan 331-717, Republic of Korea Green Energy Technology Research Center, Kongju National University, Cheonan 331-717, Republic of Korea Department of Computer Science and Engineering, Kongju National University, Cheonan 331-717, Republic of KoreaChanges in natural light in the daily cycle and monthly cycle and its seasonal changes create rhythms in bodies of living creatures including humans. The circadian rhythm connected to natural light stimulates psychological states and hormonal changes. As such, natural light is a major environmental factor that affects humans' psychological and physiological conditions. To create healthy and comfortable lighting environments in windowless space such as a basement where no natural light can enter, the daily, monthly, and seasonal cycles of natural light need to be represented by means of artificial lightings. Upon certain situations related to purposes of space and user behaviors, lighting control technology is required for appropriate lighting environments. To this end, this study designs and implements a natural light reproduction system based on context awareness in wireless sensor networks to restructure lighting environments in adaptation to the changing situation of the occupant. As the object space in the experiment, a clothing shop to occupy the largest portion of underground space was selected. The scenarios were selected for each time period in connection with the behaviors of the seller who resided there for a long time. The suggested system's performance was evaluated in terms of conformity with natural light, comfort, and energy-saving effect.https://doi.org/10.1155/2015/781584
spellingShingle Yun-Joo Kim
Sook-Youn Kwon
Jae-Hyun Lim
Design and Implementation of the Natural Light Reproduction System Based on Context Awareness in WSN
International Journal of Distributed Sensor Networks
title Design and Implementation of the Natural Light Reproduction System Based on Context Awareness in WSN
title_full Design and Implementation of the Natural Light Reproduction System Based on Context Awareness in WSN
title_fullStr Design and Implementation of the Natural Light Reproduction System Based on Context Awareness in WSN
title_full_unstemmed Design and Implementation of the Natural Light Reproduction System Based on Context Awareness in WSN
title_short Design and Implementation of the Natural Light Reproduction System Based on Context Awareness in WSN
title_sort design and implementation of the natural light reproduction system based on context awareness in wsn
url https://doi.org/10.1155/2015/781584
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