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Pengaruh Ventilasi Alami Terhadap Sick Building Syndrome Savanti, Fisa; Hardiman, Gagoek; Setyowati, Erni
ARSITEKTURA Vol 17, No 2 (2019): ARSITEKTURA : Jurnal Ilmiah Arsitektur dan Lingkungan Binaan
Publisher : Universitas Sebelas Maret Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20961/arst.v17i2.30440

Abstract

The number of buildings that use air conditioner (AC), causing a lack of air change rate from the outside into the room or vice versa that can reduce indoor air quality. A bad indoor air quality is often give rise to complaints on its occupants called the "Sick Building Syndrome" (SBS). The presence of ventilation is expected to improve air quality and increase user comfort and wellness rooms. Therefore, the research on the influence of natural ventilation against sick building syndrome (SBS) is needed. This research was conducted with quantitative-descriptive methods with direct measurements of temperature, humidity and vloumetric air flow rate on samples of objects namely RSND clinic waiting room on the 2nd floor. As for analysis is carried out descriptively based on recommended standards. The purpose of doing this research is to know the influence of natural ventilation to the indoor air quality towards sick buiding syndrome. The result of this research show that the temperature, humidity and the clean air needs of the room doesn’t meet the standarts, meanwhile the air change per hour meet the standarts on some spots. So, there is some influence of the use of natural ventilation that can improve the indoor air quality which is relating to sick building syndrome.
Estimasi Land Subsidence Dengan Metode Differential Interferometry Synthetic Aperture Radar (Dinsar) Di Pantura Kota Semarang Alfita Ilfiyaningrum; Rini Kusumawardani; Fisa Savanti; Bambang Setyohadi Kuswarna Putra; Nur Aida
Aptek Jurnal Apliksai Teknologi (APTEK): Volume 16, No. 01, Desember 2023
Publisher : Fakultas Teknik Universitas Pasir Pengaraian

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30606/aptek.v16i1.2193

Abstract

Land subsidence is a natural phenomenon that occurs due to changes in the position of an object in the vertical direction. There are several factors that cause this phenomenon, including excessive use of ground water, heavy surface loads, and changes in land cover that are not in accordance with the carrying capacity and carrying capacity of the soil. Considering the importance of this phenomenon to human life in general, and infrastructure in particular, regular monitoring must be carried out to determine the magnitude of land subsidence. Monitoring the occurrence of land subsidence can be done using the DINSAR method. This method uses phase differences in remote sensing images from the Sentinel 1 satellite to determine changes in the height of a location from two image data collection times. Data processing with GIS support can be carried out to obtain differences in displacement or movement of the ground surface during the two data collection times. Measuring land subsidence value in the Pantura area uses image data from January 2022 to January 2023. From this research, the maximum value of land subsidence is 2.5 cm in 1 month, 5 cm in 3 months, and 7.5 cm in 1 year. The linear function of land subsidence [y] according the data is y = 4.8058t + 2.8641, where t is the time parameter. With this function, the estimated land subsidence of Pantura Kota Semarang in two years is 12.48 cm.
Identifying Indoor Air Quality: Ventilation in Healthcare Facilities Semarang Savanti, Fisa; Wibowo, Ardiyan Adhi; Pratiwi, Isna; Putra, Bambang Setyohadi Kuswarna
Jurnal EnviScience (Environment Science) Vol. 8 No. 1 (2024): Environmental pollution on Human Health and Environment, Management Technology
Publisher : Universitas Islam Lamongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30736/jev.v8i1.702

Abstract

A building requires good ventilation planning, especially for health facility buildings. Ventilation plays a role in supplying clean air and creating good indoor air quality. This study identifies the air change rate that improves indoor air quality in health facility buildings in tropical areas. Direct field measurements were conducted in this study and then analyzed based on the appropriate recommendation standards. The results of this study show that some variables still need to meet the recommendation standards in meeting the requirements of good air quality. This proves that ventilation has an essential role in air conditioning in the room, creating clean and healthy air. This research provides an overview that ventilation needs to be carefully designed to achieve good air quality, so it is expected to reduce contaminants in the air.