Search Results - "Nugraha, Winardi Dwi"

The Effect of COD Concentration Containing Leaves Litter, Canteen and Composite Waste to the Performance of Solid Phase Microbial Fuel Cell (SMFC) by Samudro, Ganjar, Syafrudin, Dwi Nugraha, Winardi, Sutrisno, Endro, Bagus Priyambada, Ika, Muthi’ah, Hilma, Natalia Sinaga, Glory, Tubagus Hakiem, Rahmat

“…This research is conducted to analyze and determine the optimum of COD concentration containing leaves litter, canteen and composite waste to power density and…”
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The effect of enzymatic pretreatment and c/n ratio to biogas production from rice husk waste during solid state anaerobic digestion (SS-AD) by Syafrudin, Dwi Nugraha, Winardi, Hawali Abdul Matin, Hashfi, Budiyono

“…Rice husk is one of agricultural waste generated from the mill is potential to be converted to biogas. Otherwise, biogas production facing problem due to the…”
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Life-Cycle Assessment of Crude Palm Oil Produced at Mill J, PT XYZ, Sumatera Island using Eco-indicator 99 by Andarani, Pertiwi, Dwi Nugraha, Winardi, Sawitri, Desinta, Budiawan, Wiwik

“…The Crude Palm Oil industry has now become the largest agricultural industry in Indonesia. Nevertheless, the growth of CPO industry could also bring negative…”
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Enhancement of Biogas Production from Rice Husk by NaOH and Enzyme Pretreatment by Syafrudin, Dwi Nugraha, Winardi, Sarima Agnesia, Shandy, Hawali Abdul Matin, Hashfi, Budiyono

“…Biogas is a renewable energy source that can be used as an alternative fuel to replace fossil fuel such as oil and natural gas. This research aims to analyze…”
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The Effect of Acid Pre-Treatment using Acetic Acid and Nitric Acid in The Production of Biogas from Rice Husk during Solid State Anaerobic Digestion (SS-AD) by Dwi Nugraha, Winardi, Syafrudin, Fadhila Keumala, Cut, Hawali Abdul Matin, Hashfi, Budiyono

“…Pretreatment during biogas production aims to assist in degradation of lignin contained in the rice husk. In this study, pretreatment which is used are acid…”
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Optimization of Waste Management at the Purwosari Material Recovery Facility (MRF) Mijen District, Semarang City by Sarminingsih, Anik, Nugraha, Winardi Dwi, Karmilia, Alya

“…Semarang City is working on constructing a Material Recovery Facility (MRF) in various urban villages to reduce the waste that enters the Jatibarang Landfill…”
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Examining the Water Quality Situation in Klampok River, Semarang through the Application of the NSF-WQI (National Sanitation Foundation – Water Quality Index) Model by Syafrudin, Syafrudin, Sarminingsih, Anik, Juliani, Henny, Wahyu Sejati, Anang, Surya Ramadan, Bimastyaji, Budihardjo, Mochamad Arief, Dwi Nugraha, Winardi

“…The Klampok River is one of the rivers that crosses the Bandungan, Bawen, Bergas and Pringapus Districts. The increase in the number of residents in the river…”
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The Use of Qual2KW to Analyze the Concentration of pH, Nitrate, Phosphate, and Fecal Coliform on Water Quality: A Case Study of the Klampok River, Semarang Regency by Nugraha, Winardi Dwi, Hadi, Sudharto Prawata, Sasongko, Setia Budi, Anisa, Adranandini Noor, Budihardjo, Mochamad Arief

“…Usually, the main source of water is a river, which makes it essential to ensure that the water from that source is not polluted and in accordance with the…”
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The Effect of Grinding on Biogas Production from Rice Husk Waste During Solid State Anaerobic Digestion (SS-AD) by Syafrudin, Dwi Nugraha, Winardi, Bahrani, Aisyah, Hawali Abdul Matin, Hashfi, Budiyono

“…Biogas technology solves the problem of energy crisis. Biogas is a renewable and environment friendly fuel (Franthena, 2015). This study aims to determine the…”
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Impact Analysis in Addition of Amylase Enzyme and Cellulose Enzyme Mixture toward Biogas Production from Rice Husk Waste using Solid State Anaerobic Digestion (SS-AD) Method by Larasati, Dyanung, Hardyanti, Nurandani, Sumiyati, Sri, Nugraha, Winardi Dwi, Syafrudin, Syafrudin

“…This research intend to analyze effect of concentrated amylase enzyme and cellulose enzyme, production rate and quality of biogas produced from rice husk…”
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Pollution Load Capacity Assessment by Utilizing QUAL2E Modelling: A Case Study of the Rambut River, Indonesia by Nugraha, Winardi Dwi, Hadi, Sudharto, Sasongko, Setya, Istirokhatun, Titik, Faradiba, Faradiba, Nopita, Ayu, Handayani, Dwi, Muhammad, Fadel, Susanto, Heru, Budihardjo, Mochammad

“…As the number of population and intensity of activities around the river increased, it is possible that the water quality in the river will be negatively…”
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Enhancement of biogas production from rice husk using mechanical pretreatment (grinding ) in Liquid Anaerobic Digestion (L-AD) by Syafrudin, Dwi Nugraha, Winardi, Annisa Putri, Soraya, Hawali Abdul Matin, Hashfi, Budiyono

“…Biogas technology is an alternative solution to the energy crisis issue in Indonesia. This study focuses on determining the optimum value of grind size…”
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Optimization of Biogas Production by Solid State Anaerobic Digestion (SS-AD) Method from Water Hyacinth with Response Surface Methodology (RSM) by Nugraha, Winardi Dwi, Syafrudin, Senduk, Aurelia Teresa, Matin, Hashfi Hawali Abdul, Budiyono

“…Water hyacinth is one of the rapid growth rate water weed in Rawapening Lake. Water hyacinth contains high hemicellulose which can be used for biogas…”
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KAJIAN PEMILIHAN SUMBER MIKROORGANISME SOLID PHASE MICROBIAL FUEL CELL (SMFC) BERDASARKAN JENIS DAN VOLUME SAMPAH, POWER DENSITY DAN EFISIENSI PENURUNAN COD by Samudro, Ganjar, Syafrudin, Syafrudin, Nugraha, Winardi Dwi, Priyambada, Ika Bagus, Muthi’ah, Hilma, Sinaga, Glory Natalia, Hakiem, Rahmat Tubagus

“…Mikroorganisme merupakan salah satu komponen penting dalam proses Solid Phase Microbial Fuel Cell ( SMFC ) untuk degradasi bahan organik dan transfer elektron…”
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Preliminary Study of Microplastic Abundance in Rivers of Greater Semarang Area, Indonesia by Andarani, Pertiwi, Syafrudin, Syafrudin, Sudarno, Sudarno, Sarminingsih, Anik, Nugraha, Winardi Dwi, Budiawan, Wiwik, Yokota, Kuriko, Inoue, Takanobu

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STUDI POTENSI PEMANFAATAN NILAI EKONOMI SAMPAH ANORGANIK MELALUI KONSEP DAUR ULANG DALAM RANGKA OPTIMALISASI PENGELOLAAN SAMPAH (Studi Kasus : Kota Magelang) by Winardi Dwi Nugraha, Denok Ambun Suri, Syafrudin Syafrudin

“…Waste composition of Magelang City in the year of 2006 consists of 69, 65% organic waste and inorganicwaste 30, 35%. This composition indicates that Magelang…”
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