CD Skripsi
EXECUTIVE SUMMARY Rancangan Pabrik Methyl Ester Sulfonic Acid Dengan Desain Alat Utama Reaktor Falling Film Reactor (R-101)
ABSTRACT
Methyl Ester Sulfonic Acid (MESA) is a group of anionic surfactants made through the sulfonation process. Methyl ester sulfonic acid is used to make liquid detergents. In Indonesia, there are not many factories or producers of methyl ester sulfonic acid so that imports are made to meet the needs. Therefore, the processing of methyl ester sulfonic acid is needed to meet the needs of methyl ester sulfonic acid in Indonesia. The factory location is planned to be established in the Dumai-Pelintung Industrial Area, Dumai City, Riau Province. The production capacity of this factory is 180,000 Tons/Year
The preliminary design of the MESA factory from vegetable oil methyl ester uses falling film muititube reactor technology with methyl ester and sulfur trioxide raw materials. Methyl ester is obtained from PT. Wilmar Nabati Indonesia located in Dumai City. The MESA manufacturing process consists of three processes. The first process is sulfonation between methyl ester and sulfur trioxide with Al2O3 catalyst in a multitubular falling film reactor that produces MESA and intermediate substances in the form of alpha-sulpho methyl ester. The reaction operates at a pressure of 1.407 atm with an operating temperature of 80˚C with a conversion of 80%. The second process is a continuation process of intermediate substances in the form of alpha-sulpho methyl ester (anti-aging) so that the product conversion becomes 99.8% which operates in a multitube plug flow reactor producing methyl ester sulfonate acid. The reaction takes place at a temperature of 85℃ and a pressure of 1 atm. The third process is the purification or removal of di-ssalt between methyl ester sulfonate acid and methanol with a hydrogen peroxide catalyst in a continuous stirred tank reactor producing methyl ester sulfonate acid and a by-product in the form of sodium bisulfite. The reaction takes place at a temperature of 55°C and a pressure of 1 atm. The water requirements for the production process, sanitation water, cooling water and boiler feed are obtained from the Dumai river. Electricity supply can be obtained from PT. PLN Persero and generator. The waste produced from this factory is liquid waste from cooling water waste and domestic liquid waste
The planned form of the company is a Limited Liability Company (PT) using a line and staff organization system with a working day of 330 days/year. The workforce needed to run this company is 357 people divided into 279 Shift employees and 78 non-Shift employees. The results of the profitability analysis show that the Net Present Value (NPV) is IDR 18.271061218317, Return on Investment (ROI) 32,33%, Payback Period (PBP) 3.09 years, and Break Even Point (BEP) at a production capacity of 37.797%. From the economic analysis of the factory, it can be concluded that the factory is feasible to be established with a stable market position and a medium investment risk level.
Keywords: methyl ester, sulfur trioxide, methyl ester sulfonic acid, sulfonation, investment, factory
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