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Nusantara Science and Technology Proceedings
Published by Future Science
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Arjuna Subject : Ilmu Ekonomi, Ekonometrika dan Keuangan (semua kategori) - Ilmu Ekonomi, Ekonometrika dan Keuangan (Lain-Lain)
Articles 52 Documents
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Search results for , issue "2nd International Conference Eco-Innovation in Science, Engineering, and Technology" : 52 Documents clear
Demand Forecasting Analysis of Clay Mask Production Using Time Series Method at PT. Molhar Moch. Syahrul Amrullah; Kinanti Resmi Hayati
Nusantara Science and Technology Proceedings 2nd International Conference Eco-Innovation in Science, Engineering, and Technology
Publisher : Future Science

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Abstract

Forecasting is an attempt to predict future conditions through past data. In life, everything is uncertain, it is difficult to predict precisely. In this case PT. MOLHAR wants to analyze the demand forecasting for CLAY MASK products using the time series method. The purpose of this practicum is to be able to analyze the demand for CLAY MASK using the time series method, namely Moving Average 3, Weighted Moving Average 3, and Single Exponential Smoothing and by calculating errors, namely Mean Square Error (MSE), Standard Error Estimation (SEE), Mean Absolute Percentage Error (MAPE), Mean Absolute Deviation (MAD) which will then choose the most appropriate method and ensure that the method used is good to use. demand for sales of CLAY MASK in the following month is 762 units.
Sales Forecasting Analysis of Sea Snack at PD. Adi Anugrah Food Industry Zella Azzahra Achmadani; R. Rochmoeljati
Nusantara Science and Technology Proceedings 2nd International Conference Eco-Innovation in Science, Engineering, and Technology
Publisher : Future Science

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Abstract

Covid-19 pandemic affects the industry players. The manufacturing industry, the culinary industry, and other industries face the hardship of running their business. The pandemic has seriously impacted the prospects for selling products and services. Sales that are classified as increasing and decreasing cause a lack of material preparation and prediction of needs. PD. Adi Anugrah Food Industry experienced erratic sales and lacked preparation in raw materials and other requirements. In this study, an analysis of sales forecasting of snacks made from sea juice was carried out. Sales forecasting is carried out during the period January – December 2020. The estimated sales forecast using the weighted moving average method is 1167 units, and the moving average method is 1166 units. Forecasting analysis was carried out using WinQsb and PomQM software.
Health Safety and Environment Analysis in Food Manufacturing Installation Company to Eliminate Work Accidents Zinedine Amrullah Sasmito; Tranggono
Nusantara Science and Technology Proceedings 2nd International Conference Eco-Innovation in Science, Engineering, and Technology
Publisher : Future Science

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Abstract

The manufacturing industry involving humans in carrying out the production process can involve a risk of work accidents, a combination of the possibility of a hazardous event, or the severity of an injury caused by the incident. PT. XYZ already has Figure 1. Research Flowchart HSE standards in carrying out this work, but work accidents can still occur due to various factors. According to statistics obtained, the non-compliance of employees with the rules of HSE (unsafe acts) and condition in the work area (hazardous condition) according to statistics received a value of 80% is caused by dangerous acts and 20% is caused by unsafe conditions. The research method used is descriptive analysis with data collection through observation and in-depth interviews with the HSE Site Officers and HSE Manager. Data retrieval is also added with specific data, which will then be concluded into general data. Data validity is done by collecting data from observations or interviews with various sources. Overall the implementation of HSE at PT. XYZ has been very good with fulfilling all aspects needed to help minimize the number of work accidents in the workplace.
Supplier Selection Analysis of Rubber Raw Material Using TOPSIS Method Dira Ernawati; Yekti Condro Winursito; Lutvia Agustin
Nusantara Science and Technology Proceedings 2nd International Conference Eco-Innovation in Science, Engineering, and Technology
Publisher : Future Science

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Abstract

Customer satisfaction is the main orientation of a company. To fulfill consumer desires, the company should pay attention to procuring raw materials and choosing the right supplier. Manufacturing companies have to think about how their products have added value compared to other companies. Company XYZ needs to determine the right strategy for purchasing rubber raw materials to increase the efficiency and effectiveness of the company. The method for analyzing the selection of suppliers of rubber raw materials is the TOPSIS (Technique for Order Preference by Similarity to Ideal Solution) method with the weighting of the criteria obtained from the AHP calculation value. The TOPSIS method is used to sort alternative suppliers based on the closest distance from the alternative value to the positive ideal solution and the farthest distance from the perfect negative solution. The data processing results are compared to other suppliers with a value of 0.31088 and the distance of the farthest negative ideal solution from the others with a value of 0.22064. Rank 1: company C, Rank 2: company A, Rank 3: company E, Rank 4: company B, Rank 5: company D.
Determining the Shortest Route of Distribution to Reduce Environmental Emissions Using Saving Matrix and Nearest Neighbor Methods Farida Pulansari; Isna Nugraha; Sinta Dewi
Nusantara Science and Technology Proceedings 2nd International Conference Eco-Innovation in Science, Engineering, and Technology
Publisher : Future Science

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Abstract

One of the problems with the Vehicle Routing Problem (VRP) is the problem of fulfilling customer requests according to the location that must be supplied from depots that have limited vehicle capacity. This also happened to Distributor PT. XYZ is located in Lamongan. Every day the distributor of PT. XYZ distributes fertilizer to several cities in East Java, one of which is in the city of Blitar. The problem that happened to the distributor of PT. XYZ does not yet have an optimal distribution route, resulting in delays in the delivery process. Optimization of distribution routes can be done by finding the shortest route in fertilizer distribution in the Blitar area. With the saving matrix and nearest neighbor method, the best route arrangement can shorten the distance and product delivery time. The final result will be savings in distribution costs because it can reduce fuel consumption for fertilizer trucks, reducing the company's variable costs and reducing environmental emissions.
Optimal Pressure Vessel Project Schedule Planning with Critical Path Method (CPM) at PT. XYZ Yustina Ngatilah; Caecilia Pujiastuti; Isna Nugraha; Dwi Qomariah Arifin
Nusantara Science and Technology Proceedings 2nd International Conference Eco-Innovation in Science, Engineering, and Technology
Publisher : Future Science

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Abstract

Project scheduling is one element of planning that provides various information for time efficiency to complete a project. The success of a project starts from the planning and preparation of the correct and systematic stages. Every company must try to complete the work on time as scheduled to avoid various losses that arise. This research aims to determine the activities that are classified as critical in the production of pressure vessels belonging to one of the leading companies in Indonesia engaged in natural gas processing, which PT is carrying out. XYZ. This study also compares the costs incurred to complete the pressure vessel project with a normal and accelerated duration of work. The method used is the Critical Path Method (CPM) and Microsoft Project software. CPM is a network analysis that aims to optimize the total project cost by reducing completion time. The use of the CPM method can save time in completing various stages of a project. The initial project duration is 952 working hours or 119 working days. It can be accelerated to 884 working hours or 111.25 working days, 7.75 days faster than the initial schedule. There are 24 critical activities, and the labor cost that must be spent is IDR 72,034,400.00 under normal conditions, while the labor cost that must be spent for the acceleration condition is IDR 76,626,400.00.
Determining Distribution Vehicle Routes to Reduce Distribution Costs Using Sequential Insertion Method at PT. XYZ Sumiati; Sinta Dewi; Isna Nugraha
Nusantara Science and Technology Proceedings 2nd International Conference Eco-Innovation in Science, Engineering, and Technology
Publisher : Future Science

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Abstract

VRP is concerned with determining routes for problems involving more than one vehicle with a certain capacity to serve consumers with their respective requests. Route determination is one of the important factors in delivering products to consumers. Determining the optimal distribution route can minimize distance, shorten product delivery time and save transportation costs. PT. XYZ is a company engaged in the distribution of consumer goods. Problems that are happening at PT. XYZ is a product distribution problem where the number of vehicles is limited. The number of customers and the distance from the depot to the customer and from one customer to another is far away. Therefore, it is necessary to determine distribution routes, especially in transportation problems, to save time, distance, and distribution costs. The objectives to be achieved from research at PT. XYZ is to determine the product distribution route using the Sequential Insertion method. Based on the data processing results, the route Sequential Insertion method can serve customers in 5 routes with a total distance of 227.8 km, a total travel time of 15.9 hours, and a total distribution cost of IDR 145,792/week. The travel distance savings are 28.20 km, and the percentage of distribution cost savings is 11%, or the distribution cost savings are IDR 866,304/year. So, the Sequential Insertion method can be applied to determine the optimal distribution route to produce a minimum distribution cost
Company Quality Performance Using Customer Satisfaction Index Methods and Importance Performance Analysis at PT. XYZ. Akmal Suryadi; Mega Cattleya Prameswari Annissaa Islami; Syahrul Imam Taufiq; Budi Santoso
Nusantara Science and Technology Proceedings 2nd International Conference Eco-Innovation in Science, Engineering, and Technology
Publisher : Future Science

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Abstract

Service quality can be interpreted as an effort to fulfill the needs and desires of consumers and the accuracy of delivery in balancing consumer expectations. Service quality can be identified by comparing consumer perceptions of the services they receive with the services expected of the service attributes of a company. If the service received or perceived is as expected, then the service quality is perceived as good and satisfactory. Conversely, if the service received is lower than expected, then the service quality is perceived as bad. In this study, an analysis of customer satisfaction was carried out using the Customer Satisfaction Index (CSI) method at PT. XYZ to determine the level of consumer satisfaction. The results of this study are the customer satisfaction index of 73.228% which describes the customers of PT. XYZ is satisfied with the container depot service. However, improvements still need to be made so that the customer satisfaction index can approach 100% to achieve customer loyalty. To find out what attributes need to be improved an Importance Performance Analysis (IPA) analysis is carried out which produces several attributes that must be improved, namely attributes A1, A4, B4, C2, C4, D4 in quadrant A.
Work Posture Analysis with Rapid Entire Body Assessment (REBA) Method on Production Operators At PT. Prestasi Ide Jaya Mojokerto Rusindiyanto; Rizqi Novita Sari; Aditya Yusuf Indrastana
Nusantara Science and Technology Proceedings 2nd International Conference Eco-Innovation in Science, Engineering, and Technology
Publisher : Future Science

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Abstract

Heavy workload and non-ergonomic facility layout design will result in the excessive labor force and wrong body position. PT. Prestasi Ide Jaya produces slippers and Eva sponges. Eva sponge is the base used in the manufacture of soles or parts of sandals. From the observations that have been made on the production floor of slippers and Eva sponges, there are still non-ergonomic production operator activities, namely in the mixing, cutting, and packing processes. The objectives to be achieved in this study are to improve the position of production operators in the company using the Rapid Entire Body Assessment (REBA) method and provide suggestions for improving work postures and facilities by the results of the posture assessment using the Rapid Entire Body Assessment (REBA) method. The results of the study stated that the insole screen printing section workers got a category five score, the plong cutting section workers got a category seven score, the flip-flops assembly section workers got a category five score, the finishing section workers got a category five score, and the packing section workers got a category five score. All scores can be interpreted as a moderate level of risk and require preventive action.
Ergonomic Design of Table and Chair at Cafe Gajahmada, Mojokerto Enny Aryanny; Atim Puji Lesmono; Rizqi Novita Sari; Erlina Purnamawaty
Nusantara Science and Technology Proceedings 2nd International Conference Eco-Innovation in Science, Engineering, and Technology
Publisher : Future Science

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Abstract

Cafe Gajahmada is a cafe on the main street of Mojokerto which has a minimalist architectural style. This cafe provides fast food and is equipped with Wi-Fi so that visitors can surf the internet for free and become an interesting place to socialize. Along with the times, existing tables and chairs do not meet ergonomic standards because when visitors use notebooks, sometimes spills occur so that the water hits the notebook. There is no safe place to put drinks because the design of the tables and chairs is only intended as a place to eat. In addition, the chairs used is not ergonomic, where, when sitting, there is discomfort in the hips because the seat design does not match the dimensions of the visitor's body, and also the material is made of hard material, so it is not comfortable to sit for long with the intensity of time. This study aims to design an ergonomic cafe table and chair to provide comfort to visitors when using it. Based on the results of the study, the size of an ergonomic cafe table and chair is table height is 78 cm, and table width is 47 cm, table length is 72 cm, seat height is 44 cm, seat width is 38 cm, seat length is 40 cm, chair back width is 41 cm, and the seatback height is 55 cm.

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