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All Journal Serambi Engineering
Ratna Dewi Anjani
Program Studi Teknik Mesin, Universitas Singaperbangsa Karawang, Indonesia

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Analisis Kinerja Mesin Grate Cooler Tipe CFG Kapasitas 321 Ton/Jam Pada Proses Produksi Clinker Berdasarkan Efisiensi Thermal Muhammad Adib Arifin; Ratna Dewi Anjani
Jurnal Serambi Engineering Vol. 9 No. 3 (2024): Juli 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

This research aims to analyze the performance of a CFG type grid cooler in the clinker cooling process with a capacity of 321 tons per hour in the cement industry. The analysis focused on the thermal efficiency of the engine to identify potential operational efficiency improvements. Research methods include heat balance, mass balance measurements and evaluation of heat loss in the cooling process. It is hoped that the results of this research can provide guidance in optimizing the operation of grate cooling machines, improving the quality and energy efficiency of clinker produced in the cement industry.
Proses Produksi Pembuatan Door Trim Menggunakan Mesin Injection Molding Pada PT. XYZ Suparya; Ratna Dewi Anjani
Jurnal Serambi Engineering Vol. 9 No. 3 (2024): Juli 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

In this study, the production process of moulded doors using an injection moulding machine at PT. XYZ. The aim of this research is to determine and analyse the efficiency and quality of door closer production and the factors that influence the final product. PT. XYZ uses an injection moulding machine which has the advantage of high production capacity and efficient use of materials. However, there are often several problems related to product quality and quantity caused by incorrect machine settings, varying raw material quality, as well as sub-optimal conditions and moulds. This study uses data from the July door moulding production results, which totalled 48,624 units. The average cycle time for door panel production is approximately 0.217 minutes per unit. Recommended improvement measures include optimising machine settings, improving raw material quality, better mould design, operator training, manufacturing environment management and reducing manufacturing process variables. By implementing these improvements, PT. In order to compete in a highly competitive market, PT. XYZ is expected to improve the quality and efficiency of its production