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Optimasi waktu tunggu dengan simulasi sistem antrian pada gerai F&B Sugioko, Andre; Hidayat, Trifenaus; Chabella, Cynthia; Wenlicia, Frisca; Khrisna Cahya Gulo, Gede; Hardianto, Gregorius; Jeremiah, Morris
Jurnal Teknik Industri dan Manajemen Rekayasa Vol 2 No 2 (2024)
Publisher : Universitas Atma Jaya Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24002/jtimr.v2i2.9854

Abstract

F&B outlet, located in Sumarecon Mall Serpong, has a problem with long customer waiting times. Based on the root cause analysis, the cause was found to be human and machine factors. This study aims to analyze the queuing system of the F&B outlet and provide suggestions for improvement based on root cause analysis using simulation. The simulation software used is Promodel Software. The research methodology will begin with the creation of a simulation model based on actual data after the initial model has been tested for verification and validation. The initial model will be compared with 3 proposed improvements, namely ergonomic proposals, machine proposals and combination proposals, using the ANOVA method, using the waiting time as a comparison variable. The results showed that the 3rd proposal was able to provide savings in customer waiting time in taking orders by 40%. This is because the order-making process is much faster due to the proposals in terms of ergonomics and tool replacement, so that it can speed up the work process.
Usulan Perancangan Ulang Tata Letak Lantai Produksi untuk Memaksimalkan Area Produksi (Studi Kasus PT. XYZ) Nicholas, Rio Wirawan; Hidayat, Trifenaus Prabu; Sugioko, Andre
Metris: Jurnal Sains dan Teknologi Vol. 19 No. 02 (2018): Desember
Publisher : Prodi Teknik Industri, Fakultas Teknik - Universitas Katolik Indonesia Atma Jaya

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

PT. XYZ is a manufacturing company which produced a variety of products with uncertain demand. All of the products made of Polyurethane. This company plans to expand their production floor at the 1st floor to accommodate the machines at the 2nd floor. The reason for this expansion was because the operators have to go to the 2nd floor if they want to produce some small-sized products, which increases the material flow on the production floor. Furthermore, the ovens located only at the first floor, causing the flow to increase even more. If all the machines are at the same floor, the material flow will decrease. The purpose of this research is to propose layout design, which can reduce the distance between machines. This research using quantitative and qualitative approach. Quantitative approach uses ABSMODEL 3 algorithm, while qualitative approach uses CORELAP method. This final proposal also considers some other areas, which is Quality Control and finishing area including racks for finished products. These two approaches compared in order to know which one generates the shortest distance, where the better result turned out the one using quantitative approach with the total distance of 80,67 m.
Analisis Kapasitas Produksi Dengan Metode MTM-1 Dan Alat Bantu Promodel Dalam Pembuatan SOP Perbaikan (Studi Kasus: PT. Karya Utama Pratiwi) SUGIOKO, ANDRE; -, Denys; Hidayat, Trifenaus Prabu
Metris: Jurnal Sains dan Teknologi Vol. 22 No. 02 (2021): Desember
Publisher : Prodi Teknik Industri, Fakultas Teknik - Universitas Katolik Indonesia Atma Jaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25170/metris.v22i02.2626

Abstract

PT. Karya Utama Pratiwi is a company that produces socks from yarn to socks. This company has two parts: the manufacture of socks and the heating section. There are still manual processes in the heating section, or there is still much human intervention. On the contrary, what happens in the sock-making section, which has many machines. The problem that occurs today is that the achievement of production targets is not always achieved, namely as many as 520 finish goods (18720 socks), so the root of the problem is sought. It was found that the production capacity measurement was never carried out, so it becomes the background of research in this study to measure production capacity in the heating section. Capacity measurement begins with measurements at each work station using a predetermined time standard system by paying attention to work movements using the MTM-1 method as input to the ProModel. Initial system simulation results produced an average of 478 in 30 replications. In addition, there are entities experiencing login delays of 10.36 and 21.20 minutes. In some locations, it was seen that they experienced idle time. For example, the oven was 56.97%, above 50%. So, there need to be improvements in order to achieve the target. These things become the basis for making SOPs achieve targets; SOPs are designed and run with ProModel simulations based on possible assumptions. Based on the SOP simulation results, increase production by 2% from the maximum initial simulation conditions from 579 to 594. SOPs will help meet targets and are well executed.
Analisis Peramalan Dengan Simulasi Monte Carlo dan Implementasi Pengendalian Persediaan Gula Berdasarkan EOQ Oktavia, Chendrasari Wahyu; Sugioko, Andre
Metris: Jurnal Sains dan Teknologi Vol. 23 No. 01 (2022): Juni
Publisher : Prodi Teknik Industri, Fakultas Teknik - Universitas Katolik Indonesia Atma Jaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25170/metris.v23i01.3526

Abstract

Inventory control has an important role to maintain the stability of the company's business continuity. With inventory control, companies can meet consumer needs and consumers will feel satisfied if the demand comes on time. On the other hand, with this focus on inventory control, company management must also be careful if the raw material inventory is too large, it will result in high inventory costs, on the other hand, if there is too little raw material inventory, it will result in unfulfilled consumer needs. The purpose of this study is to identify forecasting the amount of sugar demand in 2019 and determine the amount of inventory costs from the forecasting results using EOQ. It is hoped that in the future the company will not only be able to know the future demand side based on forecasting, but the company already has an estimate of the total cost of inventory. The need for sugar raw materials from the forecasting results is 170,173 kg. Where the most needs are in April and November 2019, the number of economic purchases is 5218 kg with a frequency of ordering 33 times a year. Based on company policy, there is currently no information on safety stock and reoder points set by the company. With the EOQ proposal, the results of the safety stock and reoder point are 34,349 kg and 70,875 kg, respectively. The TIC proposal based on the EOQ is able to reduce the total inventory cost which was originally with the company's policy of Rp. 1,805,785,530 to Rp. 1,805,138,304 where this figure saves Rp. 647,226
Perancangan Jadwal Penggantian dan Persediaan Komponen Mesin Cutting Trifenaus Prabu Hidayat; Sugioko, Andre; Siagian, Vebryna Shaputri; Kartawidjaya, Maria Angela; Sukwadi, Ronald; Wahju, Marsellinus Bachtiar
Metris: Jurnal Sains dan Teknologi Vol. 24 No. 02 (2023): Desember
Publisher : Prodi Teknik Industri, Fakultas Teknik - Universitas Katolik Indonesia Atma Jaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25170/metris.v24i02.4694

Abstract

PT. X is a garment industry company that produces clothing products. PT. X has not implemented a maintenance or machine maintenance system. Currently, the company only performs machine maintenance when they are damaged. This causes losses for the company because it can disrupt the smooth running of the production process, such as sudden engine damage, which can cause high machine downtime. Therefore, maintenance of machines is needed in the form of a schedule for replacing and checking cutting machine components with a Preventive maintenance approach to support the production process at the company. In addition to generating replacement schedules and inspecting engine components, Implementing the proposed Preventive maintenance takes the scheduling for maintenance and cleaning of cutting machines. After the replacement schedule and inspection of engine components are generated, it will affect the inventory of engine components. The inventory system proposed is the inventory system model P. Model P is chosen because it is in accordance with the condition of the company and meets the requirements of the model P inventory system. The P inventory system produces a cost of Rp. 22,508,709.
Penentuan Setting Optimal Mesin Injection Moulding Menggunakan Metode Response Surface Hidayat, Trifenaus Prabu; Sugioko, Andre; Catherine Williana
Metris: Jurnal Sains dan Teknologi Vol. 25 No. 01 (2024): Juni
Publisher : Prodi Teknik Industri, Fakultas Teknik - Universitas Katolik Indonesia Atma Jaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25170/metris.v25i01.5406

Abstract

PT. Medion Farma Jaya is a company that produces livestock equipment, parts, and plastic packaging. One of the products produced by PT. Medion Farma Jaya is a 5-CC measuring spoon. This mass production process is based on what the company needs to package it with other products, or that can be from customer orders. This research is focused on the 5 CC measuring spoon product (SEN5CC) because, according to the company's 2021 historical data, there is a large percentage of rejected or defective products. Because of these problems, things can be done. The effect on the response to defective products is the setting of the injection Moulding machine by trial and error. Therefore, this research aims to find optimal settings for the machine for injection molding so that it can improve the quality of the product. To find out the optimal settings in this research, the response surface method was used. Based on this method is useful for getting the optimal level of factors or parameters that are significant to the response results. Based on research results, the factors used significantly influence optimal results, namely the melting temperature factor of 260 °C, holding pressure of 30 bar, and injection pressure of 62 bar. Therefore, the predicted response value was -25.1667, which meets the minimum target for the rejected product.
Optimasi waktu tunggu dengan simulasi sistem antrian pada gerai F&B Sugioko, Andre; Hidayat, Trifenaus; Chabella, Cynthia; Wenlicia, Frisca; Khrisna Cahya Gulo, Gede; Hardianto, Gregorius; Jeremiah, Morris
Jurnal Teknik Industri dan Manajemen Rekayasa Vol 2 No 2 (2024)
Publisher : Universitas Atma Jaya Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24002/jtimr.v2i2.9854

Abstract

F&B outlet, located in Sumarecon Mall Serpong, has a problem with long customer waiting times. Based on the root cause analysis, the cause was found to be human and machine factors. This study aims to analyze the queuing system of the F&B outlet and provide suggestions for improvement based on root cause analysis using simulation. The simulation software used is Promodel Software. The research methodology will begin with the creation of a simulation model based on actual data after the initial model has been tested for verification and validation. The initial model will be compared with 3 proposed improvements, namely ergonomic proposals, machine proposals and combination proposals, using the ANOVA method, using the waiting time as a comparison variable. The results showed that the 3rd proposal was able to provide savings in customer waiting time in taking orders by 40%. This is because the order-making process is much faster due to the proposals in terms of ergonomics and tool replacement, so that it can speed up the work process.
Penentuan Strategi Peralihan dari Tata Letak Tradisional Menjadi Tata Letak Non-Tradisional Hidayat, Trifenaus Prabu; Sugioko, Andre; Manalu, Yohanes Yosua Lewi
Proceeding Mercu Buana Conference on Industrial Engineering Vol 4 (2022): RENEWABLE ENERGY TOWARD SUSTAINABILITY OF SUPPLY CHAINS IN THE I4.0 ERA
Publisher : Universitas Mercu Buana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22441/MBCIE.2022.010

Abstract

Perkembangan yang terjadi membentuk sebuah lingkungan industri yang dinamis, dimana terdapat jenis produk yang bervariasi dan fluktuasi volume produksi. Kelemahannya dalam meminimumkan jarak perpindahan material menyebabkan tata letak tradisional menjadi tidak efisien untuk digunakan, sehingga diperlukan sebuah rancangan tata letak yang mampu mengatasi kelemahan tersebut serta strategi dalam mengembangkan tata letak, yakni dari tradisional menjadi non-tradisional. Pada penelitian ini digunakan dua perusahaan berbeda, yakni PT. X menggunakan tata letak produk dan PT. Y tata letak proses. Penelitian ini memberikan perhitungan dan analisis tata letak dengan metode rectilinear untuk kriteria jarak, Material handling planning sheet (MHPS) untuk kriteria waktu dan biaya material handling. Hasil yang didapatkan tata letak proses adalah 1.586,36 meter, 175,9967 menit dan Rp 70.423,75 sedangkan hasil yang didapatkan untuk tata letak produk adalah 1.154,97 meter, 415,2947 menit dan Rp 167.403,4. Hasil perhitungan tersebut dibandingkan dengan tata letak non-tradisional, yakni tata letak selular dan tata letak Modular. Hasil dari penelitian menunjukkan bahwa tata letak Modular mampu mengurangi Jarak sebesar 45,12%; Lama waktu 24,74% ; dan biaya 27,74% dari tata letak proses. Sedangkan hasil yang didapatkan tata letak seluler mengurangi Jarak sebesar 8,35%; Lama waktu 2,393% ; dan biaya 2,393% dari tata letak produk.. Dengan demikian dapat disimpulkan bahwa tata letak non-tradisional yang baik sebagai peralihan dari tata letak proses adalah tata letak Modular, sedangkan untuk tata letak produk adalah tata letak selular
Usulan Tata Letak Group Technology Pada Fasilitas Workshop PT. Sarana Energi Investama Gunawan, Sebastian; Hidayat, Trifenaus Prabu; Sugioko, Andre
Proceeding Mercu Buana Conference on Industrial Engineering Vol 5 (2023): LEAN AND GREEN FOR SUSTAINABILITY DEVELOPMENT GOALS IN THE I4.0 ERA
Publisher : Universitas Mercu Buana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22441/MBCIE.2023.001

Abstract

PT Sarana Energi Investama operates as an industry in the field of electrical components. Some of the products produced by PT Sarana Energi Investama include LVMDP panels, sub-distribution panels, Lighting panel, Emergency panel, Elevator panels, and others. In this case, the layout owned by PT Sarana Energi Investama is still non-standard in nature and was placed without taking into account the flow of production as well as the frequency and relations between production facilities. In this case, research was conducted regarding the design of the facility layout at the workshop facility owned by PT Sarana Energi Investama using the group technology layout. Group technology layout is considered one of the methods that can be used to design layouts in an effective, efficient, and flexible manner for customized product types and is able to overcome production constraints when the quantity of demand fluctuates. In the study, calculations were carried out using routing sheets, calculating the frequency of transfers, determining relationships between facilities, using rank-order clustering algorithms to design group technology layouts, as well as designing intracellular and overall facility layouts. Based on this research, using the proposed layout can increase the efficiency of moving distances by 40.74%, moving time by 31.25%, and material handling costs by 31.25% within a month.