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Environmental Design

NAKHARA (Journal of Environmental Design and Planning)

2020

Discomfort glare

Articles 1 - 2 of 2

Full-Text Articles in Architecture

The Correlation Between Occupant Thermal Comfort And Discomfort Glare In Office Buildings In The Tropics:A Case Study In Thailand, Kittiwoot Chaloeytoy, Masayuki Ichinose Jan 2020

The Correlation Between Occupant Thermal Comfort And Discomfort Glare In Office Buildings In The Tropics:A Case Study In Thailand, Kittiwoot Chaloeytoy, Masayuki Ichinose

NAKHARA (Journal of Environmental Design and Planning)

A buildings' glazed facades influence their inhabited occupants in terms of thermal comfort and discomfort glare. This study aims to clarify the correlation between them in a tropical context. The field study was performed in office spaces in Thailand using comfort indices evaluation, i.e. the predicted mean vote (PMV) and daylight glare probability (DGP), and questionnaire surveys to investigate local occupants' feedback. The statistical approaches indicated that the agreement between thermal comfort and discomfort glare variables could be observed with a glazing performance rating of the buildings and the occupants' sensation level. However, the usability of comfort indices must be …


An Investigation Of A Modified Formula Of Daylight Glare And Limiting Daylight Glare Indices In The Thai Elderly, Nuanwan Tuaycharoen Jan 2020

An Investigation Of A Modified Formula Of Daylight Glare And Limiting Daylight Glare Indices In The Thai Elderly, Nuanwan Tuaycharoen

NAKHARA (Journal of Environmental Design and Planning)

Discomfort glare is perceived differently bythe young and the elderly. However, the existing daylight glare formulae do not take the effects of age into account and the current limiting glare index was obtained from non-elderly subjects. To create lighting suitable for the Thai elderly, especially in terms of glare, two objectives were addressed. The first explored a modified formula of daylight glare for the Thai elderly, while the second investigated the limiting daylight glare index for the Thai elderly in particular areas of residential and public buildings. Both laboratory and field studies were undertaken. The former investigated a daylight glare …