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Journal : Agrointek

ANALISIS DAUR HIDUP (LIFE CYCLE ASSESSMENT) PENGOLAHAN KOPI BUBUK ROBUSTA SECARA BASAH DI INDUSTRI KECIL MENENGAH (IKM) BELOE KLASIK LAMPUNG Febilian Adiwinata; Suprihatin Suprihatin; Mulyorini Rahayuningsih
AGROINTEK Vol 15, No 4 (2021)
Publisher : Agroindustrial Technology, University of Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/agrointek.v15i4.11338

Abstract

Indonesia is one of the countries with the largest producer of coffee commodities globally. The high productivity of coffee is a good opportunity to establish Small and Medium Industries for coffee processing. The increase in coffee production will affect the quality of the environment due to the entire series of coffee production activities such as pollution or emissions and waste. The policies set by the government encourage industries to become environmentally friendly and sustainable industries. An assessment of the coffee processing life cycle needs to be carried out to determine how big the environmental impact is from the production process. The magnitude of the environmental impact can be calculated using the Life Cycle Assessment (LCA) method from providing raw materials to products ready for consumption by consumers resulting in environmental impacts and requiring energy that can be calculated. The purpose of this study is to analyze and evaluate the environmental impact of coffee processing production activities using the Life Cycle Assessment (LCA) method with a gate to gate scope. The stages of LCA research are setting research objectives and scope, inventory analysis, environmental impact assessment, and implementation of improvements. The environmental impact analyzed is Greenhouse Gas (GHG) emissions which are categorized as one of the causes of Global Warming Potential (GWP). The results of the LCA analysis show that for every one tonne of wet-processed coffee, 1900 MJ of energy will be used, and GHG emissions of 270.17 Kg CO2eq / day are equivalent to 1.31 CO2eq / kg of ground coffee, which is equivalent to 6,438 Kg CO2eq. / month and 77,260 Kg CO2eq/ year.
PENGOLAHAN LIMBAH CAIR PERIKANAN MENGGUNAKAN KONSORSIUMMIKROBA INDIGENOUS PROTEOLITIK DAN LIPOLITIK Devi Ambarwaty Oktavia; Djumali Mangunwidjaja; Singgih Wibowo; Titi Candra Sunarti; Mulyorini Rahayuningsih
AGROINTEK Vol 6, No 2 (2012)
Publisher : Agroindustrial Technology, University of Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/agrointek.v6i2.1975

Abstract

Fish processing industries produce liquid waste at different capacity in every level from production line. Because of less attention and knowledge, wastes become worse. The aim of this study was to discover potential microbial consortium that can degrade protein and fat of liquid waste from fish production processing. The consortiums formula were chosen from bacteria that  have the highest specific growth. Formulation A which degraded soluble protein than others. Formulation of B which degraded fat than others. All formulation had pH in range are 6 - 9. Liquid waste which outoclaved had degraded protein, soluble protein and pH parameters
Peningkatan kualitas nira sorgum manis (Sorghum bicolor L) dan potensinya sebagai substrat fermentasi asam glutama Rozalia Rozalia; Mulyorini Rahayuningsih; Mohamad Yani
AGROINTEK Vol 18, No 1 (2024)
Publisher : Agroindustrial Technology, University of Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/agrointek.v18i1.17183

Abstract

Sweet sorghum is the potential in Indonesia to be used as a fermentation medium for glutamic acid production. The sorghum plant resembles sugar cane which has sap in the stem. Sorghum is a plant with high sugar content and high biomass productivity. The high sugar content in sorghum sap is known from the total dissolved solids. The evaporation process on sorghum juice increases the sugar content and can inactivate microbial activity. Glutamic acid fermentation needs a substrate source derived from sugar for the growth of the producing microbes.  Therefore, this study aims to describe the sugar content in sorghum juice before and after the evaporation process so that it can be used as a substrate source for glutamic acid production. This research was carried out using the evaporation method of sorghum juice for 15 minutes at a temperature of 85 - 100 oC, so a concentrated sorghum sap was obtained. The analysis was pH, total dissolved solids (oBrix) using a refractometer, and reducing sugar content using the DNS method. The results obtained in this study indicated a significant increase in the quality and sugar content of sorghum sap with a pH of 4.81 ± 0.01 to 5.55 ± 0.03, total dissolved solids from 10.44 ± 0.09 to 34.80 ± 0.02 (oBrix), and reduced sugar content from 114.10 ± 0.45 to 271.74 ± 0.26 g/l. The sugar content allows sorghum juice to be used as raw material in industrial microbiology, especially for the production of glutamic acid.