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Perancangan Tata Letak Proses Produksi Kursi Furnitur Menggunakan Metode Activity Relationship Chart (ARC) di PT. Rama Teknik Taufik, Taufik; Maulana, Yudi
Jurnal Optimalisasi Vol 10, No 1 (2024): April
Publisher : Universitas Teuku Umar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35308/jopt.v10i01.9190

Rama Teknik Company, a manufacturing company in Indonesia founded in 2015, offers innovative business solutions based on research and development. The production process faces layout irregularities which result in disruptions in the production flow. The impact is that the material handling frequency becomes longer and causes material handling costs to become high. Apart from that, the company also experienced failure to achieve production targets. Decision making regarding layout and location is very important in determining a company's long-term operational efficiency. The aim of the research is to redesign the optimal factory layout. To improve the layout of workstations, the research department uses the Activity Relationship Chart (ARC) method which is implemented through FlexSim simulation software. The initial and proposed layouts were simulated using FlexSim software. The stages start from designing the initial layout, then looking for problem gaps. After that, redesign the new layout. The results of the initial layout show 309 finished products, representing a 100% output rate for Queue4 semi-finished goods, 5 warehouses, and 0 finished products in PL. After retesting with the proposed layout, the initial raw materials were 334.49, Queue1 had 285 items, and there was a 38% increase in finished products, a total of 427 seats.

Simulasi Sistem Dinamik Pada Air Minum Dalam Kemasan Cup di Perusahaan Tirta Sasmita Maulana, Yudi; Taufik, Taufik
Jurnal Optimalisasi Vol 10, No 1 (2024): April
Publisher : Universitas Teuku Umar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35308/jopt.v10i01.9191

The industry is experiencing rapid growth, as evidenced by the many new companies emerging. To remain competitive, companies must have a strong strategy. Tirta Sasmita Company, an integrated company with Pamulang University, which focuses on the production of Bottled Drinking Water (AMDK), faces fluctuations in the production of AMDK cups every month. Data shows an average production output of 8,430 units, with an average fluctuation of 8.33% every month in 2022. This study aims to understand the dynamic behavior of AMDK cup production and the factors that influence it. In the simulation using Anylogic 8.8. In general, the stages of solving problems using the dynamic system method are formulating the problem, identifying existing data in the production system, processing the data obtained, formulating the model mathematically, simulating the model that has been designed and obtaining results from the simulation. The results of the research show that the simulation shows that the increase in sales by implementing the optimistic scenario is quite significant, namely, in 2027 the average sales will increase by 120,892 cups or 2,518 cartons every month. Factors that influence each other in the production of AMDK cups include raw materials, production processes and sales. Therefore, the optimistic scenario is worth considering as it promises higher sales projections

PENGARUH KOMPOSISI PUPUK N-ORGANIK TERHADAP PERTUMBUHAN DAN KUALITAS BEBERAPA AKSESI KATUK {Sauropus androgynus (L.) Merr.} ASAL BOGOR Rahayu, Arifah; Maulana, Yudi; Rochman, Nur
JURNAL AGRONIDA Vol. 9 No. 1 (2023): Jurnal Agronida
Publisher : Universitas Djuanda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30997/jag.v9i1.8406

Katuk is a vegetable and biopharmaceutical plant, so it needs to be cultivated using environmentally friendly fertilizers, to produce products that are free from chemical residues. This study was aimed at assessing the agronomic performance of several accessions of katuk plants of Bogor origin at various compositions of N-organic fertilizer. A factorial completely randomized design with two factors was used. The first factor was katuk accessions consisting of Dramaga, Cinangneng1, Cinangneng2, and Katulampa. The second factor was N fertilizer compositions consisting of 100% N-urea, 100% N-cow urine, 100% N-MSC, 75% N-urea + 25% N-cow urine, 75% N-urea + 25% N-MSC, 50% N-urea + 50% N-cow urine, 50% N-urea + 50% N-MSC, 25% N-urea + 75% N-cow urine, 25% N-urea + 75% N-MSC, 0% N-urea + 0% N-cow urine + 0% N-MSC. Results showed that Katulampa katuk plants had the highest number of leaves, number of leaflets, fresh weight, dry weight, nitrate content, and total dissolved solid content. N fertilizer compositions gave significant effects on all growth and production parameters excluding stem diameter and number of leaflets. The use of 75% Ua + 25% Kp fertilizer composition significantly increased plant height, number of leaves, number of buds, total bud length, fresh weight, dry weight, nitrate content, and total dissolved solid content. The best quality katuk plants with the highest chlorophyll, carotene, and vitamin C contents were shown by Dramaga accession treated with 50% Urea + 50% cow urine and 50% Urea + 50% MSC, respectively.

Integrated Landslide Mitigation Model in Physics Concept of Environmental Pollution and Alternative Energy Maulana, Yudi; Shabrina, Annida Nurul; Karyadi, Bhakti
Kasuari: Physics Education Journal (KPEJ) Vol. 7 No. 1 (2024): June 2024
Publisher : Universitas Papua, Jurusan Pendidikan Fisika FKIP Unipa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37891/kpej.v7i1.526

This research integrates landslide disaster mitigation into physics education, with a focus on environmental pollution and alternative energy for high school students. The research aims to address the frequent landslides in Indonesia, particularly in Central Bengkulu Regency, which can cause significant disruptions. The objective is to develop a model for integrating disaster mitigation into physics education at MAN Insan Cendekia Central Bengkulu. The research method employed is Research and Development (R&D) using the 4D model, limited to the design stage. The research subjects were students in class XI-1 specializing in Physics at MAN Insan Cendekia. The analysis of disaster potential in Central Bengkulu indicates a need for disaster mitigation education. The Butterfly Webbed Concept Map was developed to integrate physics material with disaster mitigation education. It provides a visual representation of the relationship between environmental pollution, alternative energy, resource utilization, and landslide disaster mitigation. This integration can be applied in physics learning for disaster risk awareness for students.

Pengembangan E-Modul Fisika Berbasis AR Terintegrasi Mitigasi Bencana Tanah Longsor untuk Penguasaan Konsep dan Kesiapsiagaan Maulana, Yudi; Mayub, Afrizal; Johan, Henny
COMPTON: Jurnal Ilmiah Pendidikan Fisika Vol 11 No 2 (2025): Compton: Jurnal Ilmiah Pendidikan Fisika
Publisher : Prodi Pendidikan Fisika Universitas Sarjanawiyata Tamansiswa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30738/cjipf.v11i2.20169

This study aims to develop an Augmented Reality (AR)-based physics e-module that integrates landslide disaster mitigation within the topic of work and energy to improve students’ conceptual mastery and disaster preparedness. To support contextual learning, the study also identifies the predominant frequency (f₀), amplification factor (A0), and seismic vulnerability index (Kg) at MAN Insan Cendekia Bengkulu Tengah using the microtremor method. The development followed the 4D model Define, Design, Develop, and Disseminate including needs analysis, product design, expert validation, and both limited and large-scale trials. Expert validation showed the module was highly feasible, with scores of 99% for content and 97% for media. The large-scale trial involved 45 students, namely 30 in the experimental group using the AR-based e-module and 15 in the control group using printed textbooks. Results indicated that the experimental group achieved an average N-Gain of 0.470 (moderate), with 70% of students in the moderate to high category. In contrast, the control group obtained an N-Gain of only 0.180 (low). An independent t-test showed a statistically significant improvement within the experimental group (p = 0.001) and a significant difference between groups (p = 0.000). The Chi-Square test revealed significant differences in cognitive (p = 0.000) and conative (p = 0.003) aspects, while the affective aspect remained statistically insignificant. Overall, the AR-based e-module proves to be a relevant and effective tool to strengthen students’ conceptual understanding and readiness in responding to disaster risks through contextual physics education

Pelatihan Usaha Bisnis Digital Desain Canva Untuk Menambah Usaha Masyarakat Desa Tegal, Kemang, Bogor Supriyanti, Yanti; Wisnianingsih, Nova; Maulana, Yudi
Abdi Laksana : Jurnal Pengabdian Kepada Masyarakat Vol 5 No 1 (2024): Abdi Laksana : Jurnal Pengabdian Kepada Masyarakat
Publisher : LPPM Universitas Pamulang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32493/abdilaksana.v5i1.38488

Perkembangan teknologi di era digital saat ini sangat berperan penting dan memberikan manfaat dalam bidang komunikasi dan kegiatan jual beli. Desain grafis adalah salah satu perkembangan teknologi yang memiliki dampak sangat signifikan dalam dunia pemasaran, desain grafis juga dapat membuat media pemasaran menjadi lebih menarik dan berbeda. Pelaku usaha dapat menggunakan desain grafis sebagai strategi promosi dengan berbentuk iklan digital, untuk membuat desain iklan digital yang menarik dan interaktif diperlukan sebuah aplikasi salah satunya Canva. Canva adalah platform desain online yang menawarkan berbagai macam alat untuk persentasi, brosur, poster, banner, logo dan lain-lain. Aplikasi ini sangat mudah digunakan dan banyak desain menarik yang dapat digunakan oleh pelaku usaha khususnya UMKM sehingga dapat menentukan dan meningkatkan kreativitas dalam promosi yang digunakan. Dalam program pengabdian kepada masyarakat ini, kami memberikan edukasi dengan melakukan pelatihan kepada masyarakat pelaku UMKM untuk membuat logo sebagai identitas dan ciri khas selain itu membuat suatu konten desain grafis yang menarik, serta teknik dalam pemilihan kombinasi warna, teks dan gambar sebagai media promosi untuk di unggah pada akun media sosial masing-masing sehingga dapat menarik pelanggan lebih banyak dan omset penjualan naik.

Analisis dan Optimasi Alur Kerja Fabrikasi Sheet Metal Menggunakan FlexSim: Analisis dan Optimasi Alur Kerja Fabrikasi Sheet Metal Menggunakan FlexSim Maulana, Yudi; Suhendi, Agus
JITMI (Jurnal Ilmiah Teknik dan Manajemen Industri) Vol. 7 No. 2 (2024): JITMI
Publisher : Universitas Pamulang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32493/jitmi.v7i2.y2024.p134-142

This study aims to analyze and optimize the workflow in the sheet metal fabrication production process using FlexSim simulation software. The research focuses on a manufacturing company engaged in sheet metal fabrication, covering the entire process from raw material arrival to finished products. By utilizing FlexSim, this study seeks to significantly improve production efficiency and reduce cycle time. The tools used in this research include FlexSim for workflow modeling and simulation, as well as statistical analysis software to evaluate the simulation results. The data analyzed includes process time at each workstation, waiting time between stages, production capacity, and resource utilization. Through modeling and simulation, this study successfully identifies bottlenecks and inefficiencies within the production workflow. Based on the simulation results, the implemented optimization strategies lead to a 25% increase in production efficiency and a 15% reduction in cycle time. The optimization strategies involve improving facility layout, adjusting workforce allocation, and rescheduling production to minimize waiting time and enhance workflow. Thus, this study demonstrates that using FlexSim as a simulation tool provides deeper insights into the sheet metal fabrication process and supports data-driven decision-making to improve overall production system performance. Keywords: Sheet Metal Fabrication, FlexSim, Simulation, Work Flow, Optimization, Production Efficiency

Rat Island as a Natural Laboratory: Exploration of Environmental Physics Concepts Maulana, Yudi; lestari, Endah; Fitriani, Detty; Dinata, Kristian; Tri W, Endah; Johan, Henny
Sainsmat : Jurnal Ilmiah Ilmu Pengetahuan Alam Vol 13, No 2 (2024): September
Publisher : Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Negeri Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35580/sainsmat132574362024

This research aims to reveal the potential of Rat Island as a marine ecotourism destination as well as a contextualized physics learning environment. Using the descriptive qualitative method and literature review support, data were obtained through field observations and literature analysis related to sediment topography, climate, and physics concepts such as ocean waves and tree height measurements. Previous research stated that Rat Island has marine ecotourism potential that can be used as contextual physics learning material. Observation activities in the natural laboratory of Rat Island by Master of Science Education students succeeded in increasing the enthusiasm for learning and inquiry skills. Physics analysis related to tree height measurement provides a deep understanding of physics concepts that can be applied in everyday life. In addition, the research showed the tidal pattern on Rat Island as a periodic physical phenomenon that can be studied and predicted. The concept of Rat Island as a natural laboratory supports its potential as a place for learning and experimentation while supporting environmental conservation efforts. Overall, Rat Island has great potential as a source of contextual physics learning and a sustainable marine ecotourism destination.Keywords: Rat Island, Physics Learning, Tidal Wave, Natural Laboratory.

Rat Island as a Natural Laboratory: Exploration of Environmental Physics Concepts Maulana, Yudi; lestari, Endah; Fitriani, Detty; Dinata, Kristian; Tri W, Endah; Johan, Henny
Sainsmat : Jurnal Ilmiah Ilmu Pengetahuan Alam Vol 13, No 2 (2024): September
Publisher : Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Negeri Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35580/sainsmat132574362024

This research aims to reveal the potential of Rat Island as a marine ecotourism destination as well as a contextualized physics learning environment. Using the descriptive qualitative method and literature review support, data were obtained through field observations and literature analysis related to sediment topography, climate, and physics concepts such as ocean waves and tree height measurements. Previous research stated that Rat Island has marine ecotourism potential that can be used as contextual physics learning material. Observation activities in the natural laboratory of Rat Island by Master of Science Education students succeeded in increasing the enthusiasm for learning and inquiry skills. Physics analysis related to tree height measurement provides a deep understanding of physics concepts that can be applied in everyday life. In addition, the research showed the tidal pattern on Rat Island as a periodic physical phenomenon that can be studied and predicted. The concept of Rat Island as a natural laboratory supports its potential as a place for learning and experimentation while supporting environmental conservation efforts. Overall, Rat Island has great potential as a source of contextual physics learning and a sustainable marine ecotourism destination.Keywords: Rat Island, Physics Learning, Tidal Wave, Natural Laboratory.

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