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Journal : Health Notions

Chimney Filter Model Wet Scrubber to Reduce Air Pollutant Emissions on the Incinerator Hurip Jayadi; Frida Hendrarinata; Beny Suyanto; Sunaryo Sunaryo
Health Notions Vol 5, No 2 (2021): February
Publisher : Humanistic Network for Science and Technology (HNST)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33846/hn50201

Abstract

In general, inpatient health care facilities produce infectious and non-infectious waste 0.3 mᶟ / day. Non-infectious waste that is burned in an incinerator without a chimney filter, can cause particles, CO, SO2, NOx (air pollutants) and cause environmental pollution. This study aims to make a chimney filter design with a Scrubber model on an incinerator at the Public Health Center, Maospati District, Magetan Regency to reduce the amount of air pollutants emitted. This type of research is experimental research. This research designed a particle trapping device, gas by spraying water into the scrubber. The independent variable of this research was the variation of the water flow sprayed in the scrubber (3.2 liters / minute, 4 liters / minute, 5.6 liters / minute). The dependent variables of this study were particles, SO2, NOx, CO. Data collection using a digital gas detector method in the form of a UV spectrophotometer. Data were analyzed descriptively, in the form of frequency distribution, and percentage, presentation of data in a table based on air emission quality standards from thermal waste processing. The results illustrate that the use of a chimney scrubber filter with water spraying 3.2 liters / minute, 4 liters / minute, 5.6 liters / minute can reduce air pollutants, emission of SO2, CO to below the air quality standard. In addition, this tool can also reduce NOx gas and particles, but not yet below the quality standard. The conclusion from the results of this study is particulate emission air pollutants, gas SO2, CO, NOx. the incinerator can be lowered by modifying variations by spraying water 3.2 liters / minute, 4 liters / minute, 5.6 liters / minute on the chimney scrubber filter on the incinerator. Keywords: incinerator; scrubber; water discharge variations; particle; gas
Variation of Molasses Dose in Making Solid Organic Fertilizer with Fresh Cow Dung Karno Karno; Sunaryo Sunaryo; Frida Hendrarinata
Health Notions Vol 4, No 4 (2020): April
Publisher : Humanistic Network for Science and Technology (HNST)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33846/hn40403

Abstract

Introduction: Livestock population in Magetan, East Java Province, Indonesia is quite high, which is 58.671 animals This can be become a potency for development of organic fertilizer with fresh cow dung as the raw material. For producing biogas from cow dung, it needs to be conducted appropriate technological innovation, thus, it can be used and can reduce environmental pollution. Methods: The research’s method was eksperimental research. Purpose: Identifying the measuring the levels of: macronutrient of organic fertilizer in this research: N, P, K, and C-organic. Analyzing exact fermentation time in making organic fertilizer from variation in the comparison of molasses. Result: The organic levels of N, P, K and C showed that it qualified the standard of Regulation of the Ministry of Agriculture Number 70/ PERMENTAN / SR.140 / 102011. Based on the research result, it was obtained that the fastest of fermentation time was in variation 4 with the comparison of addition of molasses dose in 200 ml and EM4 in 50 ml. Keywords: molasses; organic fertilizer; fresh cow dung
Waste Bank Management In Waste Processing At Environmental Health Diploma Program In Magetan Campus Frida Hendra Rinata; Tuhu Pinardi
Health Notions Vol 3, No 3 (2019): March
Publisher : Humanistic Network for Science and Technology (HNST)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (56.885 KB) | DOI: 10.33846/hn.v3i3.401

Abstract

Waste problem in Magetan is harder problem. The waste occurrence rate that enters to the waste landfill site reaches ±149.15 m3/ day. Therefore, it is needed to build new management innovations to manage waste in schools and campuses.Moreover, this study aimed to describe management concept of the "Kesling Jaya" waste bank. Data collection was conducted by observation and documentation. The data analyzing techniques were data reduction, data presentation, and conclusion.The results showed that waste bank system that was found in several schools had not been implemented properly. This was due to student’s overcrowded schedule and the fact that they had not developed awareness regarding waste management by using waste bank system. Furthermore, there were 2 designs which were made for "Kesling Jaya" waste bank. Those were long-term and short-term designs. Long-term design was done by conducting training in rural areas, cities, and schools. This project was done by cooperating with lecturers through community service program while its development was collaborated with students’ cooperatives (KOPMA). The short-term design was done by implementing entrepreneurship courses into waste bank activities. The core team, lecturers and Entrepreneurship course instructors directly socialized about waste bank. Continuous socialization had an impact on student’s participation in saving at the waste bank. The success of "Kesling Jaya" waste bank was measured by using input, process, and output indicators. Input indicator involved supervisor, lecturers and instructors of Entrepreneurship courses as a companion during the implementation of the "Kesling Jaya" waste bank. The running process of waste bank system could be seen from students' participation to save in the waste bank. Output indicator was seen from the waste bank report about the number of clients and the amount of waste that was being saved that increased to be 85%. Keywords: Waste bank, Management, Waste processing