scholarly journals ANALISIS PERENCANAAN PERSEDIAAN BATUBARA FX DENGAN METODE MATERIAL REQUIREMENT PLANNING

2018 ◽  
Vol 1 (2) ◽  
pp. 133-139 ◽  
Author(s):  
Muhammad Arief ◽  
Supriyadi Supriyadi

A company often has difficulty in controlling raw materials,it could be surplus or minus. Preventing these problem,we made a problem solving. Material needs planning is made for efficient and effective materials application  in the execution of work, so the problems because of material is avoided.this  research purpose is planning  and controlling raw material and supplier selection by Material Requirement Planning (MRP) method. Material Requirement Planning is a method for determining materials or components which  make or buy, how much it is needed and when it is needed. The result using the calculation by MRP method show Fix Period Requirement (FPR) is the best method, because the calculation of Fix Period Requirement method got the lowest total cost that is  Rp.18,722,190,090, -.FPR is obtained a profit about Rp. 6.096.088.915,00 or about 25% more efficient than the method applied company.

The purpose of this study is to determine the most appropriate forecasting to predict the demand for raw materials of laundry in 2017, determine the results of the Material Requirement Planning calculation using lot permits, and to determine the total cost-efficiency of the conventional calculation method with the Material Requirement Planning method. The research method used is quantitative research, descriptive research type, and time horizon is cross-sectional for all data collection. This study uses Exponential smoothing (QM for Windows) forecasting, as an illustration, to determine the number of raw material requirements by using the analysis method, Material Requirement Planning with lot sizing measurements used are Lot for Lot, Economic Order Quantity, and Period Order Quantity. Of the three methods, the analysis results illustrate that the Lot for Lot method produces the lowest total cost of IDR. 56,160,000, compared to the total costs incurred using the company's conventional method of IDR. 175,985,288,2, So, the Material Requirement Planning method can reduce the company's inventory costs


Food Research ◽  
2020 ◽  
Vol 4 (6) ◽  
pp. 2067-2072
Author(s):  
H.D. Susanti

PT. Blambangan Foodpackers Indonesia is one of the big companies in the Banyuwangi area and is a company engaged in the manufacturing industry that is a company processing canned fish. The number of constraints in planning raw material inventories that cause the occurrence of excess or accumulation of raw materials and shortages causes freezing of operational costs. The implementation of the material requirement planning (MRP) system is expected to be able to find out the optimal amount of raw material inventory and the right ordering time to meet production needs with optimal costs. This study was aimed to determine the exact lot size technique based on inventory costs and to compare the MRP method with inventory in the company based on total inventory costs. The research method used was the determination of the lot size and MRP system. The results showed that the lot for lot method for ASCK cans, ASCB cans, ASTB cans, and pasta, while EOQ for ASTK cans, ASEPK cans, sugar, salt and flour. The MRP system in each raw material can be used as an indicator to minimize total inventory costs when compared to the company's method during the previous period.


Author(s):  
Christian Lois ◽  
Janny Rowena ◽  
Hendy Tannady

<p>The object of this study is the inventory system of manufacturing companies with sock products in Tangerang, Banten. Types of socks produced are plain white socks, black socks, and small socks. This study aims to determine the description of the planning and control of raw material inventory and find out how much raw materials to be prepared as well as the total cost of production produced by applying the method of Material Requirement Planning from the production process. In its production activities, the company uses 4 main raw materials making white socks namely Polyester White yarn, Spandex, Nylon, and Rubber. In one day, production produces 3 dozen socks. The raw materials used are 1 cone yarn for 2.5 dozen. So to produce 3 dozen socks a day, it takes 1.2 cone threads. From the analysis, it is known that the booking fee is Rp.28000 per message and the storage fee is Rp.2000 per unit per year. Thus the value of economic needs or Economic Order Quantity generated is 157 units. Thus, for Polyester White yarn material (75%) requires 47.1 cones, Spandex yarn (15%) requires 9,42 cones, nylon yarn (5%) and rubber yarn (5%) equally require 3.14 cone. Set up fee Rp.156586 while the storage fee Rp.157000 so the total cost Rp.313586.</p><p>Keywords: Socks, Material Requirement Planning, Economic Quantity</p>


2021 ◽  
Vol 1 (2) ◽  
Author(s):  
Aula Fajar Iman Sakti ◽  
Wiwik Sulistiyowati

CV. Riki Utama Mandiri is a company in distributing an economic fish frozen product. This company distributed any kind of retail and wholesaler, both domestic and export. They distributing many frozen fish products variant such as Patin Fillet and Shark Fin. The all raw materials of those frozen seafood was obtained by three different suppliers. The common problems found in CV. Riki Utama Mandiri mostly about raw patin fish supplier which often committed delivery delays.  The purpose of this research is to fixing the supply chain management in deciding the more accurate selections of raw materials supplier. To overcome the common problems that happen. Analytical network process (ANP) will simplify the criteria weight values and sub criteria of each supplier. Meanwhile, technique for others reference by similarity to ideal solution (TOPSIS) method is used for giving a rank order of the alternative supplier. This research is expected for being a consideration for the company in obtaining a good and more effective kind of raw supplier. We also expecting the company for tighten supplier selection more effective way so that it can fullfilled the existing standard. Also to overcome the common problems such as delivery delays, competing raw materials with uncertain quality, and difficulty in sort out the raw materials due to size issues.


2020 ◽  
Vol 5 (1) ◽  
pp. 1-12
Author(s):  
Rudi Abdika Saputra ◽  
Inna Kholidasari ◽  
Susanti Sundari ◽  
Lestari Setiawati

This study discusses the application of the material requirements planning (MRP) method in the planning of raw materials in a furniture company. The purpose of this research is to know the planning of raw materials for furniture products in UD. AA, determine the most suitable inventory model to be applied to material inventory planning and analyze the role of the MRP system in raw material procurement planning. The forecasting method used is the quantitative method of time series analysis, determining the master production schedule, calculating lot sizing (LFL, EOQ, POQ methods). From determining the Master Production Schedule, it is found that the cabinet production plan for the next three months is 4 units per period or week, and based on the calculation of Material Requirement Planning (MRP) it can be seen what components are needed for the manufacture of cabinets, how many and when each component is required. Therefore it is obtained that the total raw material requirement for wood for the next three months is 11.34 m³.


2020 ◽  
Vol 9 (2) ◽  
pp. 426
Author(s):  
I Made Sugita Yasa ◽  
Kastawan Mandala

Inventory management without Material Requirement systems in CV. Bangun Cipta Artha resulted in the lot size for each order of raw materials not optimal. One concept that can be used to plan and control raw materials is the Material Requirement Planning. This study is to determine the number of sizes of raw material orders, the exact order time, the method that produces the lowest cost for each raw material, and the effect of using MRP on inventory costs. This research conducted on 160x200cm spring bed products. Data was analyzed by making production master schedules, determining net requirements, determining lot size, and making MRP tables. Based on the results, the determination the best lot sizing is the order quantiy period which results in a total inventory cost of Rp. 26,475,220 where the total cost is lower, compared to lot for lot method which Rp. 43,464,000. part period balancing Rp. 33,106,576, and conventional method Rp.49,472,912. Keywords: Material Requirement Planning (MRP), Sizing Lot, Lot For Lot, Balancing Part Period, Period Order Quantiy


2021 ◽  
Vol 4 (1) ◽  
pp. 37-44
Author(s):  
Ami Rahmawati ◽  
Rizal Amegia Saputra ◽  
Ita Yulianti

Inventory has an important role in business activities. This is because inventory has an effect on changes in the production market and anticipates price changes in the demand for many goods. PT. Barkah Jaya Mandiri is a company engaged in manufacturing where the management of inventory at the company is still done conventionally. This causes various problems such as the occurrence of discrepancies in the stock of goods, discrepancies in data and final reports as well as obstacles in the production process in the event of a shortage or excess of raw materials. (Material Requirement Planning) in order to overcome the problems that occur in the company. The combination of the SDLC model and data collection techniques including observation, interviews and literature study were also carried out in this study in order to achieve the system that will be built to suit the targeted needs. With this system, the management of inventory data at this company can be done easily and accurately and save time compared to the previous system, so that the procurement of manufacturing raw materials is optimal and employee performance is better.


2021 ◽  
Vol 31 (1) ◽  
pp. 14
Author(s):  
Dewi Sri

Introduction: Material Requirement Planning (MRP) is a technique or a logical procedure to translate the Master Production Schedule (MPS) of the finished goods or end item into the net requirements for some of the components needed to implement the MPS. MRP is used to determine the amount of material needs to support the Master Production Schedule and when the material needs to be scheduled.Methods: The study is conducted on 13 August 2018 until 12 September 2018 at the installation Nutrition RSIA Kendangsari Merr Surabaya. Collecting data in this study using several methods, including: observation- This stage is conducted in all parts related to the object of study, starting from the Purchase Order (PO) by a head cook up to raw material stored in the storage, discussion- author interviews and collects data to communicate and discuss with the respondents. Respondents in this study are the head of the nutrition unit and head cook of RSIA who have the authority doing the purchasing.Results: Planning of procurement of raw materials to the menu rawon in RSIA can use the Exponential Smoothing method. The discussion has compared two methods of forecasting and the results are consistent with the demand’s patterns of Simple Moving Average method, Exponential Smothing. Forecasting has the lowest error rate by using Exponential Smoothing. The second conclusion is a technique of determining the appropriate Material Requirement Planning in raw material procurement to menu rawon in RSIA is using Lot for Lot.


2019 ◽  
Vol 7 (01) ◽  
pp. 1
Author(s):  
Rizki Ahmad Fauzi

   One strategy is to increase productivity by enhancing the company's inventory management system to support the smooth day-to-day operations, the company hopes to establish the amount of raw material inventories efficiently, besides it can reduce the undesirable things, such as: Stock material less raw, raw material stock of redundant, inefficient, disorganized inventory layout, handling errors resulting in damage to the raw materials and others. Models control conducted by PT. Cahaya Buana Intitama is currently using two techniques, namely the calculation of average calculation and the calculation of the last three months the average per period (total months of the current year) to obtain the "Purchase Plan".Keywords: productivity, raw materials, control, material requirements planning.


2018 ◽  
Vol 4 (2) ◽  
Author(s):  
Sugeng Pramono

The purpose of this study is to determine the results of Raw Material Inventory Control evaluation with Material Requirement Planning method in May 2014, so the company Home Industry Sarana Bersih " Lima "can minimize inventory costs. Analysis tool used is a method of inventory control with materials requirement planning (MRP) engineering approach. MRP method is a mathematical method or technique that is used to assist managers in making decisions regarding the amount of inventory, production planning schedule, the schedule ordering, and inventory costs. Based on the analysis by using the method of Material Requirement Planning it can be seen that the results of the cost incurred by the company on the stock in May is 1.220.000 rupiah. There are savings of 293.400 rupiah of the total cost of 1.513.400 rupiah.Keywords: Inventory, Inventory control, Material Requirement Planning.


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