Analisis Pengaruh Ukuran Partikel Zeolit Dan Waktu Pengendapan Terhadap Kuali…

ABSTRACT Used oil waste has become one of the environmental issues that needs to be swiftly and accurately addressed. Used oil contains considerable energy and still holds potential as an alternative fuel for diesel engines. One of the methods for processing used oil involves the acid and clay technique. This study focuses on purification using the acid and clay method, with variations in zeol…

Pengaruh Kecepatan Pengadukan Dan Massa Zeolit Terhadap Hasil Pemurnian Oli B…

ABSTRACT The growth of the population leads to an increase in population mobility and the number of vehicles. The rise in motorized transportation results in an increasing demand for motor vehicle lubricating oil. The increased need for oil is directly proportional to the waste produced, namely used oil. One of the technologies that can be utilized in processing used oil is purification, as it…

Analisis Kelimpahan Dan Distribusi Mikroplastik Pada Air Dan Ikan Di Sungai S…

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 Sail River, Pekanbaru. The Sail River is a tributary that will empty into the Siak River. High activity a…

Pemetaan Tingkat Kebisingan Pada Jam Puncak Akibat Aktivitas Transportasi Di …

ABSTRACT The growth of the population in Pekanbaru city each year has led to an increase in the number of motor vehicles, resulting in a rise in noise intensity. The aim of this research is to measure and map the noise level during peak hours at the intersection of Kaharuddin Nasution Street and Soekarno Hatta Street in Pekanbaru city, analyze the relationship between the number of vehicles an…

Simulasi Fluktuasi Muka Air Sungai Terhadap Elevasi Muka Air Di Saluran Iriga…

ABSTRACT Selat Guntung is a village located on the outskirts of the Siak river with a rainfed agricultural system, where the main source of agricultural water comes from rainfall and depends on rainfall so that during the dry season agricultural rice fields experience a shortage of water which affects crop production. The irrigation of the Selat Guntung is affected by fluctuations in the water…

Rancang Bangun Dan Pengujian Indoor & Outdoor Kondenser Pada Pengering Beku V…

ABSTRACT Freeze vacuum drying is one of the most effective drying methods compared to other drying methods, such as sun drying, solar drying and others. where in vacuum freeze drying it can maintain the quality of the product you want to dry, besides that this method is also very effective for drying products that are easily destroyed when exposed to high temperatures. Where the working princi…

Kaji Eksperimental Pemanfaatan Panas Solar Pond Sebagai Pembangkit Listrik Be…

ABSTRACT Solar Pond is a type of solar collector with the ability to store heat energy for a long time and lower construction costs compared to other types of solar collectors. Solar pond functions as a collector and storage of solar thermal energy. Solar pond technology requires development so that it can be applied to power generation. One of them is by using a thermoelectric generator. Ther…

Analisis Kinerja Fotovoltaik Termal Dengan Pemanas Air Tipe Pasif

ABSTRACT Photovoltaic (PV) is a technology that can convert sunlight into electricity, while photovoltaic/thermal (PV/T) is a technology that can convert sunlight into electricity and heat. In this study the authors compared the performance between the two systems namely PV and PV/T. In the PV/T system, an aluminum plate is added as an absorber, and uses copper pipes as a heat sink, and the wh…

Rancang Bangun Lampu Led 12-V, 15-W

ABSTRACT The drive circuit functions as a voltage source to drive an electronic circuit. The voltage source (Power Supply) is made using a switching mode with the Boost Converter topology. The component used as a switch is IGBT type IRG4BC30UD. The time of life (on) and (off) of the IGBT is controlled by the control circuit produced by the SG3525 IC. Switching mode power supply with the Boost …

Analisis Neraca Air Pada Kesatuan Hidrologi Gambut (Khg) Sungai Enok-Sungai B…

ABSTRACT The Peat Hydrological Unit (PHU) of the Enok River and Batang River is one of the PHUs in Riau Province which is located in Indragiri Hilir Regency. This district has a high rate of land clearing for plantations and has many canals, if not properly controlled it can cause peatlands to degrade. Good water management needs to be done to keep the peat moist by knowing the water potential…

Analisis Angkutan Sedimen Sungai Sail Kota Pekanbaru Dengan Model 1-D

ABSTRACT ABSTRACT ABSTRACT ABSTRACT ABSTRACT ABSTRACT Sail River is one of the rivers that flows in Pekanbaru City, Riau Province. One of the problems that often occur in rivers is sedimentation. Sedimentation that takes place continuously at the bottom of the river will experience siltation of the river so that it has the potential for flooding due to reduced river storage capacity. This stud…

Identifikasi Risiko Keterlambatan Phase Kontruksi Berdasarkan Relative Import…

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1907111646

Analisis Rainwater Harvesting Skala Rumah Sederhana Untuk Memenuhi Kebutuhan …

ABSTRACT Desa Banglas Barat, Kabupaten Kepulauan Meranti is one of the villages that have clean water problems when the dry season arrives. This is because the availability of raw water that can be used by the community only comes from rainwater. Geological conditions in Desa Banglas Barat with a pH ranging from 3.1-4.0 and high acidity cause the condition of groundwater to be unfit for consum…

Rancang Bangun Dan Pengujian Indoor Dan Outdoor Evaporator Pada Pengering Bek…

ABSTRACT Vacuum freeze-drying is one of the best drying methods for preservation purposes because it is able to remove moisture content without reducing the quality of the dried product. Indonesia as an agricultural country has one of the agricultural products, namely rice. Rice processed into rice is one of the staple foods for the people of Indonesia. To improve the quality of production in …

Pengembangan Dan Uji Terbang Wahana Hexacopter Untuk Misi Penyemprotan Pestisida

ABSTRACT Hexacopter is one of the flying robots in the unmanned rotary wing category. Hexacopter itself does not have a crew or pilot to control its control system, but uses a Ground Control System (GCS). The purpose of this research is to producea design and manufacture of pesticide tanks for hexacopter rides and flight performance of hexacopter rides related to horizontal flight speed, verti…

Alternatif Sayap Wahana Perancangan Terbang Tanpa Awak Serindit V-2 Dari Mate…

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1707111240

Perancangan Evaporator Tipe Fin And Tube Pada Organic Rankine Cycle (Orc) Kap…

The demand for energy around the world is increasing gradually as a result of population growth, advances in science and technology. The fossil energy that been used has led to increasing environmental problems such as air pollution, global warming, depletion of the ozone layer and acid rain caused by excessive consumption of fossil fuels. Utilization of renewable energy sources such as wind en…

Visualisasi Citra Objek Sumbatan Dalam Pipa Menggunakan Sinyal Suara Dan Mikr…

ABSTRACT Pipes and piping systems are one of the vital elements in the industrial world. As a fluid transportation medium, smooth distribution is of great concern. Disturbances in the form of hard objects can affect the discharge to fluid pressure in the pipe. One of the methods developed is by using acoustic wave media sound signals, namely the acoustic reflectometry method. Not only identify…

Studi Adsorpsi Air Gambut Menggunakan Zeolit Berbahan Dasar Palm Oil Bottom A…

ABSTRACT Peat water has a brownish red color because it contains high organic matter. Adsorption using zeolite as an adsorbent is one of the peat water treatment methods. POBA (Palm Oil Bottom Ash) is a solid waste from the disposal of oil palm boilers. POBA has a high silica content which can be used as a base for zeolite manufacture. The use of POBA as a low-cost adsorbent is one of the solu…

Pemanfaatan Microalgal-Bacterial Granular Sludge (Mbgs) Dalam Penyisihan Cod …

ABSTRACT Domestic wastewater has become an important issue that arises in line with the increasing human population. Domestic wastewater contains high organic matter, so it can reduce water quality if it is directly discharged into water bodies. According to the Indonesian Ministry of Environment in 2014 around 60-70% of rivers in Indonesia have been polluted by domestic wastewater. For this r…