Ditapis dengan
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…
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- 1907124251
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…
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- 1807111639
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…
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- 1907111132
Prarancangan Pabrik Dimetil Karbonat Dari Metanol Menggunakan Proses Karbonil…
ABSTRACT Dimethyl carbonate (DMC) is a compound that exhibits versatile reactivity and is widely used in chemical transformation reactions such as methylation, carbonylation, and methoxycarbonylation. Dimethyl carbonate (DMC) is also considered one of the alternative additive substances capable of replacing conventional additives due to its environmentally friendly nature compared to other add…
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- 1707113693
Prarancangan Pabrik Trisodium Phospate Proses Netralisasi Dengan Desain Alat …
ABSTRACT Trisodium phospate is a product needed in the industrial, medical, and household world. Trisodium phospate is the most complex compound and commercial products generally vary in composition and often contain excess sodium hydroxide. Trisodium phospate is a strong base, most uses of trisodium phospate depend on its own characteristics. For example, many heavy cleaners contain trisodium…
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- 1707113753
Prarancangan Pabrik Dimethyl Pthalate Proses Esterifikasi Dengan Desain Alat …
ABSTRACT The polymer industry produces various types of plastic products, synthetic rubber, synthetic fibers and so on. In the process of making polymers, besides requiring resin as the main raw material, it also requires plasticizers as additional materials. Plasticizers are materials added to resin to make it soft and easy to shape. Dimethyl phthalate is one type of plasticizer used. Dimethy…
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- 1707113974
Prarancangan Pabrik Stirena Proses Ebmax (Badger) Dengan Desain Alat Utama Re…
ABSTRACT Styrene (C6H5CH=CH2) is the simplest aromatic monomer and is a petrochemical product that is widely used to make synthetic rubber and plastics. Styrene is known commercially as styrene monomer (SM), styrene is produced in large quantities for polymerization. In this design, a styrene plant will be built with a capacity of 50,000 tons/year in the industrial area of Dumai City, Riau. S…
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- 1707113949
Pengaruh Penambahan Variasi Dosis Biochar Ampas Tebu (Sacharum Officinarum L.…
ABSTRACT Carbon in peat soil persists in the form of organic matter, which, when peat forests are cleared, can easily decompose and emit CO2 as a result of soil respiration. Carbon sequestration is an effort to store carbon in the soil using organic solids such as biochar. One biomass that can be utilized to produce biochar is sugarcane bagasse. Sugarcane bagasse contains lignocellulosic conte…
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- 1907112984
Penyisihan Zat Organik Dan Warna Dari Air Gambut Menggunakan Adsorben Beads K…
ABSTRACT Peat water in Riau Province has the potential to meet the water demand in the region in terms of quantity. However, in terms of quality, it does not meet the criteria for clean water and requires treatment. The aim of this research is to analyze the characteristics, adsorption efficiency of organic matter and color in peat water, and calculate the adsorption capacity and equilibrium m…
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- 1907113495
Prarancangan Pabrik High-Density Polyethylene (Hdpe) Proses Cx-Mitsui Dengan …
ABSTRACT High density polyethylene (HDPE) is a chemical compound with the molecular formula (-CH2- CH2-)n. HDPE has slightly hazy and transparent characteristics, as well as being elastic. This chemical has a melting point above 127°C at a pressure of 1 atm. Process of HDPE production is the CX-Mitsui process with Ziegler-Natta catalyst, which operates at 0.2-0.7 MPa and temperature at range …
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- 1707111258
Penyisihan Cod Dan Amonia Dari Limbah Cair Domestik Menggunakan Microalgalbac…
ABSTRACT The rate of population growth in Indonesia every year is categorized as high, this causes a greater need for the use of water consumption which is in line with the amount of domestic wastewater produced. Domestic wastewater contains high organic matter, so it can reduce water quality if it is directly discharged into water bodies without prior treatment. One alternative treatment …
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- 1907111399
Analisis Tekno Ekonomi Briket Arang Dari Pemanfaatan Ampas Sagu Sebagai Bahan…
ABSTRAK Sago pulp is waste from the sago processing industry which is processed into sago flour and has the potential to be used as an alternative energy fuel. In this study, sago waste can be used as charcoal briquettes. Charcoal briquettes are made through several stages, namely composing, mixing with adhesive, pressing, and drying. Characteristics of the quality of briquettes include mo…
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- 1807111053
Pengaruh Ukuran Grafit, Kecepatan Putar, Tipe Pengaduk Dan Lama Waktu Pada Ko…
The rapid development of carbon-based two-dimensional nanomaterials has attracted the attention of researchers who are working on developing new materials with unique properties, one of which is graphene. As graphene continues to develop, researchers are persistently exploring various synthesis methods to produce high-quality graphene (with minimized layers and defects) in an economical ma…
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- 2110246824
Analisa Spesifikasi Fluff, Pellet, Dan Bricket Dari Pelepah Kelapa Sawit Seba…
The government has officially issued SNI 8966:2021 which contains standard parameters for biomass to be used as co-firing fuel. One of the biggest challenges of implementing co-firing is the unstable biomass supply. Therefore, by utilizing the abundant availability of palm frond waste, it is hoped that this problem can be overcome. This study was conducted to review whether oil palm fronds …
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- 2010241895
Pengaruh Penambahan Biokoagulan Biji Melon (Cucumis Melo L.) Pada Penurunan Z…
ABSTRACT The peat water has a high content of color and organic matter. One alternative for peat water treatment is coagulation-flocculation with natural coagulants. This study aims to determine the effect of pH and coagulant dose on the efficiency of removing color and organic matter from peat water using natural coagulants from melon seeds. The melon seeds were dried in the sun for 7 days an…
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- 1607123468
Adsorpsi Zat Organik Dan Warna Pada Air Gambut Menggunakan Beads Chitosan Cro…
ABSTRACT The peat water quality found in the Riau Province does not meet the requirements for clean water, thus requiring treatment. The purpose of this research is to analyze the characteristics, organic matter and color adsorption efficiency of peat water, as well as to calculate the adsorption capacity and equilibrium model using crosslinked GLA chitosan beads. The method used is batch adso…
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- 1907110805
Pengolahan Limbah Cair Tahu Menggunakan Rotary Algae Biofilm Reactor (Rabr) D…
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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- 1907124324
Rancang Bangun Pengukur Tinggi Badan Otomatis Pada Wahana Hiburan Berbasis Ar…
ABSTRACT The ability to measure height is still fairly manual and requires sophisticated technology by just standing and knowing their height. Therefore, a device with a height detection system and audio output is required. The purpose of this research is to design a digital height measuring device using an ultrasonic sensor and an arduino uno-based buzzer. This tool is designed using Arduino …
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- 1907036417
Rancang Bangun Motor Induksi 3-Fasa Rotor Sangkar Putaran Tinggi Untuk Pengge…
ABSTRACT One of the most widely used electric motors as a drive is the 3-phase induction motor, because the construction is simpler and the rotation is relatively more constant with load changes compared to other types of electric motors. Based on the background above, the author is interested in understanding the principles and workings, designing and making and testing the ability of the des…
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- 1907035866
Pengaruh Kenaikan Nilai Effective Alkali Terhadap Laju Penguapan Weak Black L…
ABSTRACT Black liquor is a by-product of the remaining cooking solution in the Paper industry, which is a high viscosity organic alkaline mixture which contains water, lignin, cellulose, and inorganic sodium salts. Weak Black Liquor or WBL obtained from pulp washing generally contains 15-16% solid content. This WBL must be concentrated up to 80-82% or commonly called firing liquor and then sen…
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- 2007026768
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