Citric acid is a fatty organic acid that can be obtained from plants, or from materials with a high total sugar content (molasses) with the chemical formula C6H8O7 or CH2(COOH)-COH(COOH)-CH2(COOH). In Indonesia, there is a need for citric acid for raw materials and supporting materials for food and beverages, detergents, pharmaceuticals, cosmetics and others. Citric acid can be produced through…
Sodium hydroxide (NaOH) is an important ingredient in the chemical industry because it is used in various industries such as paper, soap and textiles. The need for sodium hydroxide in Indonesia is still met by importing it from abroad. With the establishment of the sodium hydroxide factory, it is hoped that it can reduce dependence on imported sodium hydroxide and can spur industrial growth in …
Vinyl chloride is a colorless, gaseous, and highly flammable chlorinated hydrocarbon compound with the molecular formula C2H3Cl. Vinyl chloride is used in the polymer industry, such as making polyvinyl chloride (PVC). PVC is widely used as a plastic material, adhesive layer, and pipe. The raw material used in making vinyl chloride are ethylene and chlorine. The direct chlorination process of et…
Citric acid is a fatty organic acid that can be obtained from plants, or from materials with a high total sugar content (molasses) with the chemical formula C6H8O7 or CH2(COOH)-COH(COOH)-CH2(COOH). In Indonesia, there is a need for citric acid for raw materials and supporting materials for food and beverages, detergents, pharmaceuticals, cosmetics and others. Citric acid can be produced through…
Peatwater is water with a pH value ranging from 3-4, reddish-brown in color, containing high levels of organic matter, iron, and manganese, making it unsuitable for household use. One alternative to improve the quality of peat water is through the use of a multimedia biosand filter, which involves filtration using more than two types of media, such as pumice stone, quartz sand, and zeolite arra…
Peat water is a type that falls short of health standards, characterized by a reddish-brown color, high organic content, and low pH. It is prevalent in Riau Province, making it a vital water source for the community. An alternative for treating peat water is the biosand filter. This research aims to analyze the influence of varying media thickness, including gravel, pumice, quartz sand, and act…
Herbal tea is a drink made from different types of herbs, such as the leaves, seeds, or roots of plants. Herbal tea can have various health benefits, depending on the type of plant used. The objectives to be achieved in this study were to make herbal tea from arabian bidara leaves by knowing the effect of different drying times on testing water content, yield and ash content, and comparing the …
This final project report discusses the manufacture and assembly of an energy-efficient car conveyance. The purpose of this final project is to be able to make and assemble an energy-efficient car conveyance. The methods used include literature review, production design, and manufacture of conveyance. In the literature review, motorized trike drift, bike trailer, and motor fuel are studied as r…
This final project report discusses the manufacture and assembly of an energy-efficient car conveyance. The purpose of this final project is to be able to make and assemble an energy-efficient car conveyance. The methods used include literature review, production design, and manufacture of conveyance. In the literature review, motorized trike drift, bike trailer, and motor fuel are studied as r…
Project management is the application of the best knowledge, expertise, skills, technical methods with limited resources, to achieve predetermined goals and objectives in order to obtain optimal results in terms of cost performance, quality, and time, as well as work safety. Project scheduling is a form of project planning that is made with the aim that the project is completed on time. Critica…
This research evaluates the performance of drainage channels along Jalan Suka Karya, Tuah Karya Village using physical and non-physical indicators from Module 19 Drainage System Performance. Physical indicators include condition, infrastructure and channel maintenance, while non-physical indicators involve regulations, institutions, operational management, maintenance and community participatio…
Writing this final assignment about planning and calculating budget plans (RAB) aims to plan buildings and calculate cost budget plans for constructing a building. Data collection was carried out by conducting a literature study of manuals and documents related to building planning. Apart from that, data collection was also carried out directly in the field to collect data on land conditions, l…
Electrical Engineering is one of the majors at Riau University. Most academic activities in the Department of Electrical Engineering are still carried out manually, such as determining the schedule for Practical Work (KP) seminars, Proposal Seminars and Thesis Sessions. In the Department of Electrical Engineering, the problem faced is that scheduling similarities and delays often occur. Schedul…
Izdiihar Laptop Store, a small business in the field of laptop repair and sales, has problems managing transactions and customer data manually. Recording transaction data that is scattered in various manual records causes difficulty in the data search process. Another problem was the absence of an overall laptop repair transaction report. This condition creates difficulties in monitoring the st…
Methyl chloride with the molecular formula CH3Cl, usually used as the main material for silicone fluids synthesis. Silicone fluids then processed into anti-foaming agent, release agent, and light lubricant. The main raw materials used in the manufacture of methyl chloride by the methanol hydrochlorination process are methanol and hydrochloride acid. The plant is planned to operate for 330 days …
The Hexamine factory in the form of PT. HMTA INDUSTRIAL INDONESIA is designed to have a production capacity of 10,000 tons/year with a Rotary Dryer (B-101) main equipment design. Hexamine or hexamethylene tetramine (HMTA) has wide use in the chemical industry, namely as an accelerator in the rubber industry, TNT mixture in the explosives industry, shrink-proofing agent in the textile industry, …
Industri kimia di Indonesia mulai berkembang seiring dengan banyak kebutuhan akan produksi bahan baku yang akan digunakan bagi industri lain maupun kebutuhan produk siap pakai. Permintaan pasar Indonesia terhadap asam benzoat masih. Kekurangan ini dapat diatasi dengan melakukan aktivitas impor asam benzoat untuk industri Indonesia. Tingkat aktifitas ekspor-impordidunia, khususnya diwilayah asia…
Oil palm plantations in Riau Province are oil palm plantations with the largest land area in Indonesia. One of the areas in Riau Province where oil palm plantation farmers are located is in Kampar Regency, especially in Tapung Hilir District. In the process of shaving oil palm leaves, the craftsmen still use the manual method, namely by cutting the leaves to leave a stick using a knife. To be a…
Excavator is one of the heavy equipment consisting of undercarriage equipped with arm, bucket, and boom. The manufacture of Riau University laboratory scale excavators was first carried out by previous research in 2004. Where an excavator was created with a pneumatic arm whose movement was still maximum and minimum. Other excavator developments in the study developed swing and undercarriage par…
Gravitational vortex turbine is innovation and has potential for utilization water flow with low elevation as powerplant even in little scale, research for maximum potency vortex turbine still go on for search best efficiency, from basin, runner, and other things as capable to increase efficiency of vortex turbine. In this research performed with variation diameter runner type curved, with basi…