Rancang Bangun Dan Pengujian Mesin Produksi Bio-Coal Tipe Kontinu Tubular Ber…

ABSTRACT Torefaction is a thermal treatment of biomass in the absence of oxygen for 15-60 minutes. Torefaction was chosen because the solid substance produced is 50-90% of the initial biomass and the energy yield is 60-80% of the initial energy. The raw material used is empty bunches of palm oil and the product of torefaction is bio-coal. The torefaction method used is continuous tubular b…

Upaya Peningkatan Keselamatan Pada Ruas Jalan Nasional Rawan Kecelakaan Di Ka…

ABSTRACT Traffic accidents result in moral and material losses. As a result, large losses due to accidents, it is necessary to have a study in an effort to improve traffic safety on the highway. In this study, the case was taken on roads in Kampar Regency, Riau Province. Secondary data in the form of accident reports was obtained from the Kampar Police Traffic Unit. While the primary data is f…

Studi Eksperimental Penambahan Serat Plastik Polypropylene Dan Abu Terbang Te…

ABSTRACK Lightweight brick is an alternative building material for walls that has a lower density than red brick and concrete brick in general, so it can reduce the load received by the structure and reduce the dimensions of the structure. Lightweight brick has a weakness in terms of compressive strength. Lightweight bricks can be made by adding additives to improve quality so they can carry h…

Analisis Emisi Gas Karbon Monoksida (Co) Dari Aktivitas Pembakaran Briket Amp…

ABSTRACT Sago plup is a waste resulting from the processing of sago starch and is not used optimally. In this study, the processing of sago plup into briquettes was carried out. In using briquettes through a combustion process that will emit Carbon Monoxide (CO) gas. This study aims to determine the characteristics of briquettes, combustion characteristics, concentration of Carbon Monoxide (CO…

Adsorpsi Gas Co Pada Gas Buang Sepeda Motor Menggunakan Biochar Dari Kayu Poh…

ABSTRACT Biochar is charcoal that has been compacted through an activation process, so it has better absorption properties. Biochar comes from an incomplete combustion process in limited or no oxygen conditions. This study aims to study the adsorption of CO gas in motorcycle exhaust using biochar from fruit shells. Activated carbon was prepared by carbonization process at a temperature of 500oC…

Pengaruh Penambahan Karbon Aktif Fly Ash Batubara Untuk Pengurangan Emisi Kar…

ABSTRAK Soil respiration is an indicator of microbial activity in the soil thereby increasing CO2 emissions. Efforts that can be made to reduce CO2 emissions from the soil is by applying activated carbon from biomass waste. The raw material that has the potential to be used as activated carbon is coal fly ash because it contains hemicellulose, cellulose and lignin. This study aims to study the…

Analisis Variasi Waktu Pengendapan Terhadap Proses Koagulasi-Flokulasi Dengan…

ABSTRACT Peat water has a high organic matter content and high color intensity, so it cannot be used as a raw water source prior to processing. The coagulant used in this study is biocoagulant from papaya seeds. This study aims to analyze the effect of settling time on the coagulation-flocculation process using papaya seed biocoagulants in increasing the removal of organic matter and color pres…

Pengaruh Penambahan Kaolin Pada Proses Flokulasi Dalam Pengolahan Air Gambut …

ABSTRACT Peat water is surface water found in peat areas which contains dissolved organic compounds which cause the water to become colored and acidic. The suspended content in peat water is low, so in this study kaolin was added to increase suspended matter. This study aims to determine the effect of adding kaolin on the flocculation process using Poly Aluminium Chloride (PAC) coagulant at a …

Analisis Pengaruh Variasi Bahan Bakar Campuran Oli Bekas Dan Dexlite Terhadap…

ABSTRACT The amount of transportation and industrial growth causes lubricant requirements to increase. The increased need for lubricants is directly proportional to the waste produced. The use of used oil waste is one alternative fuel that is environmentally friendly and can be refurbished. So the need for research on a mixture of used oil and Dexlite fuel to analyze the exhaust emissions prod…

Evaluasi Dan Perencanaan Sistem Pengangkutan Sampah Di Kecamatan Sail Kota Pe…

ABSTRACT Waste is the residue of human daily activities or natural processes in solid. Waste is basically a material that is wasted or disposed of a source resulting from human activities or natural processes that have no economic value (Law No. 18, 2008). Waste transportation is an important component in waste management activities. Ministry of Environment and Forestry’s Waste Management Nat…

Perencanaan Sistem Penyediaan Air Minum Di Kecamatan Rumbio Jaya, Kabupaten K…

ABSTRACT Requirment of Drinking water in District of Rumbio Jaya, Kampar Regency comes from wells, river water and tap water where the quality and quantity have not been guaranteed. Community water needs reach 66,0 L/sec in 2039, so it is necessary to plan a drinking water supply system with raw water sources originating from the Kampar River. Based on mass balance analysis, there are units th…

Pemanfaatan Limbah Plastik Styrofoam (Expanded Polystyrena Foam) Dan Bottom A…

ABSTRACT The Indonesian Institute of Sciences (LIPI) conducted research in 18 major cities in Indonesia. The study stated that as much as 270,000 to 590,000 tons of waste entered the Indonesian Sea, of this amount is generally Styrofoam type waste. Styrofoam waste is more dominant because other plastic waste still has economic value. This study aims to Compare the strength of Paving Blocks wit…

Analisis Konsentrasi Particulate Matter (Pm2,5) Dalam Udara Ruang Dari Aktivi…

ABSTRACT Sago pulp is waste from the processing of sago starch, which has yet to be utilized optimally. In this study, sago waste was processed into briquettes as an alternative energy source to replace fuel in the household. At the time of burning briquettes will produce pollutant emissions into the air, one of which is Particulate Matter (PM2.5). This study aims to determine the characterist…

Evaluasi Dan Perencanaan Sistem Pengangkutan Sampah Di Kecamatan Payung Sekak…

ABSTRACT Waste the residue from human activities in the form of solid waste. Waste needs to be managed so as not to cause negative impacts. One of the efforts in managing waste is by carrying out waste transportation. The purpose of this study was to evaluate waste transportation and provide planning related to waste transportation in Payung Sekaki District. The results showed that Payung Seka…

Evaluasi Dan Perencanaan Sistem Pengangkutan Sampah Di Kecamatan Bukit Raya K…

ABSTRACT Waste management of a city aims to serve the waste generated by residents. The current condition of solid waste management is facing a lot of pressure due to the increasing number of waste generators and sources. Therefore it is necessary to do waste management, one of which is waste transportation. The purpose of this research is to evaluate waste transportation and provide planning …

Perencanaan Pemanenan Air Hujan (Pah) Di Kawasan Instansi Pemerintahan Kabupa…

ABSTRACT Meranti Islands Regency is an area with regional conditions dominated by peat soil and has a moderate groundwater quality, with heavy metal content of Pb, Cd and Cu which is high and exceeds quality standards. Therefore, other alternatives are needed to meet raw water needs by utilizing Rainwater Harvesting technology. In this study, the study was conducted in the Meranti Islands Regen…

Evaluasi Dan Perencanaan Sistem Pengangkutan Sampah Di Kecamatan Sail Kota Pe…

ABSTRACT Waste is the residue of human daily activities or natural processes in solid. Waste is basically a material that is wasted or disposed of a source resulting from human activities or natural processes that have no economic value (Law No. 18, 2008). Waste transportation is an important component in waste management activities. Ministry of Environment and Forestry’s Waste Management Nat…

Penentuan Status Mutu Air Sungai Dengan Metode Indeks Pencemaran (Ip) Dan Lok…

Abstract Tangkerang River is one of the tributaries of the Sail River that passes through Marpoyan Damai District, Bukit Raya District, and Sail District, Pekanbaru City. The Tangkerang River has a river length of 6 km, a width of 5-7 m and a depth of 27-46 cm. The Tangkerang Watershed (DAS) is in a densely populated and activity-dense area. The Tangkerang River is used as a large drainage sit…

Prarancangan Pabrik Butanediol Proses Esterifikasi Dengan Desain Alat Utama C…

ABSTRACT 1,4-Butanediol (BDO) is a primary alcohol and an organic chemical compound with the formula C4H10O2 which is an important element in a long production chain consisting of various intermediates and their derivatives, and has a colorless and almost odorless hygroscopic liquid with distinct bitter taste. Butanediol is widely used in various industries including electronics, cosmetics, ph…

Prarancangan Pabrik Kalsium Sulfat Dihidrat Dari Kalsium Hidroksida Dan Asam …

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1707113849