Ditapis dengan
Kaji Eksperimen Freeze Vacuum Drying Menggunakan Sistem Double Kondenser Dan …
ABSTRACT Vacuum freeze drying is a drying method that is carried out at low temperatures, reducing product damage caused by high temperatures. Rice is very easily damaged and seasonal, so farmers who apply it are recommended that the cultivation technology will produce large quantities of rice at harvest, including the durability of fresh rice grain which is not good at ± 5 days, is easily …
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- 1707111355
Analisis Kualitas Pupuk Organik Cair Hasil Dekomposisi Sampah Rumah Tangga Me…
ABSTRACK Black Soldier Fly (BSF) larvae have been studied to be able to decompose organic waste by utilizing the larvae which will extract energy and vegetable waste, animal carcass food scraps, and feces as organic matter. BSF larvae residue from the remaining decomposition process of organic waste used as compost contains nutrients for fertilizer. This study aims to identify temperature, p…
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- 1807110054
Pemetaan Tingkat Kebisingan Pada Unit Paper Machine 2 (Ppm 2) Di Pt. Indah Ki…
ABSTRACT PT. Indah Kiat Pulp & Paper which is the largest paper mill in Southeast Asia located in Perawang, Siak Regency, Riau Province. This research was conducted in the unit PPM 2 (Paper Machine 2) with a work area of 5000 m2 which is a white paper production unit for printing and copying paper. The mechanical process of processing wood into pulp and paper using machines and work tools …
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- 1907111591
Perencanaan Pemanenan Air Hujan (Pah) Skala Individual Untuk Kebutuhan Air Be…
ABSTRACT Sabak Auh District, Siak Sri Indrapura Regency, with an area of 10,858 km2 and a population of 12,911 people. To meet their daily needs, the people of Sabak Auh use groundwater and rainwater. The soil conditions in this area have a high level of acidity and are peaty causing the ground water to become very turbid and brown in color which contains organic compounds. This situation make…
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- 1807111384
Analisis Konsentrasi Gas Carbon Monoksida (Co) Dan Nitrogen Oksida (Nox) Dari…
ABSTRACT Based on data from the Central Statistics Agency for 2021, sago plantations in Meranti Islands Regency have an area of 40,150 hectares, with a total production of 247,010 tonnes. Referring to Nuraini's research in 2015, it is known that the sago processing process will produce around 48% starch and the remaining product is in the form of sago pulp which becomes waste. From 1 ton of sa…
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- 1807125008
Estimasi Emisi Gas Rumah Kaca Dari Sektor Pertanian Di Kota Pekanbaru
ABSTRACT Agriculture is one of the sectors that contributes to greenhouse gas emissions, which can lead to global warming. Greenhouse gas emissions from the agricultural sector have increased by 14.4% since 2000 on a national scale. The purpose of this research is to analyze greenhouse gas emissions from the agricultural sector in Pekanbaru City using the Intergovernmental Panel on Climate Cha…
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- 1907113277
Perhitungan Parameter Yang Mempengaruhi Indeks Saifi Dan Saidi Pada Feeder Panam
ABSTRACT The reliability of the distribution system is a key factor in ensuring a stable supply of electricity to customers. A reliable electricity distribution system has the ability to avoid or minimize power outages, and is able to quickly restore power supply in situations of blackouts. In order to measure and analyze the level of reliability of the electricity distribution system, the met…
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- 1807111633
Analisis Pengaruh Penurunan Cod Reduction Di Aeration Basin #2 Dan #5 Effluen…
ABSTRACT The effluent treatment process at PT RAPP is divided into two treatment steps, which are primary treatment and secondary treatment. This process is basically an aerobic process, which converts organic carbon dioxide into CO2 and H2O, NH4 and new biomass cells. Oxygen is supply by mechanical blowing of air. The most general and extensive wastewater treatment system is the activated slu…
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- 2007024978
Kinerja Sistem Rangka Dengan Analisis Dinamik Time History Menggunakan Modifi…
ABSTRACT Time history analysis is a process of analyzing the structural response to dynamic loads that vary over time. The dynamic load applied in this analysis is in the form of earthquake time histories. In Indonesia, this analysis method faces limitations due to the availability of earthquake data. However, this constraint can be overcome by using earthquake data from other regions, althoug…
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- 1807112588
Perancangan Bodi Mobil Hemat Energi Tipe Urban Concept Generasi Ii
ABSTRACT When designing a car, it is very important to pay attention to the construction and design of the vehicle. This is useful for obtaining user safety and comfort in driving a car. In this study the design of the body of the car is to have Aerodynamic value and Drag Coefficient as small as possible. Coefficient Drag(Cd) which is large in a vehicle has a considerable influence on efficien…
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- 1707122640
Penerapan Metode Design For Manufacture And Assembly (Dfma) Pada Mesin Gerind…
ABSTRACT A camshaft grinding machine is a machine that can modify a standard camshaft to become a racing camshaft with the aim of adding or widening the camshaft, increasing volumetric efficiency and changing the character of a machine, so that the engine produces more power and as needed. The design of this camshaft grinding machine is designed to be able to work with a rotation that is adjus…
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- 1807111531
Pengaruh Arus Pengelasan Smaw Terhadap Cacat Pengelasan Dan Kekuatan Tarik Ba…
ABSTRACT In the SMAW welding process, there are various types of electrodes with various diameter sizes, besides that the process can use various current strengths. All of that is done to adjust the thickness of the plate and the type of steel. The purpose of this research is to influence the DC electric polarity on the variation of electrodes used. The welding process in this study uses ASTM …
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- 1807125068
Pengaruh Penambahan Variasi Dosis Biochar Ampas Tebu (Saccharum Officinarum L…
ABSTRACT Untreated liquid waste from tofu production, if directly disposed of without any treatment, will cause pollution. Therefore, it is necessary to treat the waste before it is discharged into the environment. The process used in the treatment of liquid tofu waste is biological treatment, utilizing the symbiosis of microalgae and bacteria to reduce pollutant parameters. This is achieved t…
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- 1907113118
Pemanfaatan Kacang Tunggak (Vigna Unguiculata L.) Dan Pac Sebagai Koagulan Da…
ABSTRACT Peat water has special characteristics, namely brownish color, high organic matter, low pH between 2-5, so it needs to be processed so that it can be used for daily needs. Treatment that can be used is coagulation-flocculation. The coagulants used in this study were cowpea and PAC. The purpose of this study was to determine the efficiency of using cowpea for removal of organic mat…
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- 1907110489
Studi Perbandingan Keefektifan Kacang Kedelai Dan Pac Sebagai Koagulan Dalam …
ABSTRACT Research on river water treatment has been carried out using the coagulation-flocculation method by using of natural coagulants. Soybeans can be used as natural coagulants because they contain protein, and the results obtained will be compared with PAC coagulants. The purpose of this study was to determine the efficiency of using soybeans for turbidity and TDS removal in river water, …
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- 1907111524
Pengaruh Penambahan Aktivator H2so4 Dan Naoh Terhadap Kualitas Oli Bekas Hasi…
ABSTRACT Oil consumption has increased every year in line with the increase in motorized vehicles. This resulted in the amount of used oil produced also increased. Used oil is included in the waste of Hazardous and Toxic Materials which have a bad impact on the environment. One of the technologies that can be utilized in processing used oil is refining because used oil contains base oil so…
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- 1907113712
Studi Adsorpsi Logam Kadmium (Cd) Dalam Larutan Menggunakan Magnetic Biochar …
ABSTRACT Cadmium (Cd) is a heavy metal that is found in many aquatic environments and has a high level of toxicity. The adsorption method can be used as an alternative in removing the metal. One of the adsorbents that can be used to remove Cd metal is magnetic biochar made from palm fronds. Palm fronds have the potential to be used as a base material for magnetic biochar because they contain c…
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- 1807195444
Analisis Kelimpahan Dan Distribusi Mikroplastik Pada Air Dan Ikan Di Sungai T…
ABSTRACT Microplastics are generally defined as synthetic polymers that are under 5 mm in size. Microplastics that accumulate in water will have a negative impact on aquatic ecosystems. This study aims to analyze the abundance and types of microplastics in water and digestive organs in the Tangkerang River, Pekanbaru. The Tangkerang River is a tributary that will empty into the Sail and Siak R…
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- 1807124609
Pemodelan Dispersi Emisi Pembakaran Sampah Dari Insinerator Rsud Arifin Achma…
ABSTRACT Environmental regulatory agencys use dispersion modeling to integrate scientific understanding of pollutant emissions with regulatory requirements of environmental and health standards. AERMOD is one of the most advanced multiple source models presently being developed by the US-EPA and the AMS (American Meteorology Society). The AERMOD modeling validation findings indicate a strong c…
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- 1907111829
Analisis Emisi Mesin Diesel Modifikasi Dengan Bahan Bakar Alternatif Campuran…
ABSTRACT Used oil is a material that is widely used by motorized vehicles, so that lubricating oil or oil becomes waste generated from motorized vehicles. The use of used oil waste is an environmentally friendly and renewable alternative fuel. Utilization of used lubricating oil will overcome the problem of waste from used lubricating oil which cannot be reprocessed and simply thrown away, and…
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- 1807125134
Karya Umum 
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Geografi dan Sejarah