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Journal : Jurnal RISA

UPAYA PENINGKATAN PERFORMA PENCAHAYAAN DAN IMPLEMENTASI PRINSIP HEMAT ENERGI PADA AREA DUDUK PUJASERA FOODSTEP DI APARTEMEN PARAHYANGAN RESIDENCE BANDUNG Marion Halim; Mira Dewi Pangestu
Riset Arsitektur (RISA) Vol 7 No 02 (2023): RISET ARSITEKTUR "RISA"
Publisher : Department of Architecture, Faculty of Engineering Parahyangan Catholic University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26593/risa.v7i02.6606.196-211

Abstract

Abstract - Lighting among various aspects, is crucial in facilitating users to carry out activities. Lighting can be categorized as decent, if it can meet the visual comfort standards in accordance to the demands of existing activities. One of the differentiating aspects in the lighting procurement strategy is the buildings’ typology. Each typology has different lighting characteristics, where a typically large room typology has a central area that is more difficult achieve natural lighting (Anasiru, 2016) and so it relies more on artificial lighting. However, there have been numerous findings and innovations in the use of natural lighting in buildings with similar typologies. This arises in response to concerns about the high level usage of energy in buildings, proving the need for an energy-efficient lighting system. The object reviewed in this study is Pujasera FoodStep, a commercial area on the semi-basement floor of the Parahyangan Residence Apartment. The object of this research is filled with various food outlets and sitting areas, with an area of about 1250 m2. In addition to being used for eating activities, it is also often used for studying, doing college assignments, and holding discussions. This room with a rather large typology utilizes artificial lighting as the main light source, aside from several natural lighting strategies implemented in this area, namely side openings and light wells. Fulfilling the quantity and quality standards of lighting become especially important at the Foodstep Pujasera, promoted by the management as a learning and working area in addition to dining area. This is made to be even more concerning with the existing state deemed uncomfortable visually based on initial observations. Because of the high usage od artificial lighting in pujasera foodstep as a result of the large semi-basement space, a strategy is needed that can take advantage of existing natural lighting from side openings and lightwells so that it can lighten the burden of artificial lighting, especially considering existing conditions that do not seem to include the potentials of natural lighting in its system, where all the lights can be seen turned on throughout the day, even in areas near the openings. The purpose of this research is to assess the level of visual comfort in the existing conditions, to seek proposed strategies related to artificial lighting to be able to fulfill visual comfort, and also to seek proposed strategies for collaborating artificial lighting and natural lighting in order to save energy.The method used is descriptive experimental, with a quantitative approach through simulation assisted by DIALUX Light Wizard, Curic Sun, and DIALUX Evo software. Through this research, several conclusions were obtained. First, the lighting in existing conditions that rely on artificial light as the main lighting does not meet the standard of visual comfort. Second, is the creation of artificial lighting design that can achieve visual comfort. Third, is to propose a strategy that can collaborate artificial lighting with natural lighting in the Foodstep food court seating area. Suggestions that can be given through this research is to consider the role of other elements aside from artificial lighting as aspects that also affect lighting in the room. The elements mentioned are the design of the side openings and lightwells, as well as the use of wall, floor, and ceiling materials. Key Words: Lighting, visual comfort, energy saving, Foodstep foodcourt
PENGARUH DESAIN PENCAHAYAAN ALAMI TERHADAP KENYAMANAN VISUAL DAN PSIKO-VISUAL PADA TANATAP RING GARDEN COFFEE SHOP AMPERA JAKARTA Ghea Helena Firmansyah Putri; Mira Dewi Pangestu
Riset Arsitektur (RISA) Vol 7 No 04 (2023): RISET ARSITEKTUR "RISA"
Publisher : Department of Architecture, Faculty of Engineering Parahyangan Catholic University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26593/risa.v7i04.7233.351-370

Abstract

Abstract - At the moment, daylight is a significant element in designing a building. Daylight design needs toconsider visual comfort and psycho-visual comfort in a building. Visual comfort calculate the quality andquantity of daylight in an area. Meanwhile, psycho-visual comfort relates to the experience or atmosphere ofdaylight in a room that af ects the visual perception, emotion, and behaviour of space users.Tanatap Ring Garden Cof ee Shop Ampera Jakarta is a cafe designed by RAD+ar, which have functions fordining, hanging out, and meeting. Public Park is the main concept of the Tanatap Ring Garden with sustainablearchitecture and a tropical building approach that responds to the climate on site. The application of thisconcept uses daylight as the main lighting from morning to evening. In addition to saving energy, the use ofdaylight is also designed to create an intimate atmosphere at the entrance and bar area, then an openatmosphere whose intimacy is reduced by the presence of an outdoor as a focal point of this building. Withvarious activities and designs of daylight openings, this aspect af ects the visual and psycho-visual comfort ofvisitors at Tanatap. Therefore, the purpose of this study was to determine the ef ect of light opening design onthe quantity and quality of daylight. This study is also to determine the extent to which the design of daylightopenings af ects the visual comfort and psycho-visual comfort of visitors at the Tanatap Ring Garden AmperaCafe Jakarta.This research uses descriptive - evaluative methods with quantitative approaches. A quantitative approach isused to obtain data on the quantity and quality of daylight to determine visual comfort at Tanatap with digitalsimulation techniques using LightStanza. A quantitative approach was used to obtain data on theperception-emotion-behaviour of respondents with a questionnaire regarding the psycho-visual comfort ofvisitors to Tanatap Ampera. Then, data on the existing condition of visual and psycho-visual comfort werecompared to confirm the achievement of the concept of daylight designed by Tanatap architects.This study resulted in several conclusions. First, the visual comfort in the existing condition in terms of thequantity and quality of daylight at the Tanatap cafe already meets existing standards and is in accordance withthe concept of the Tanatap architect. Second, psycho-visual comfort has an important role in realizing the visualperception of visitors so as to create a comfortable, open, and intimate atmosphere, as well as an impression ofbeing in a garden in accordance with the concept of daylight from the architect Tanatap. Third, the design ofdaylight openings has provided visual and psycho-visual comfort with categories appropriate to be very suitablefor visitors in the research area.Keywords: café, daylighting, natural lighting, visual comfort, psycho-visual comfort, Tanatap Cof ee Shop