To plan and control the inventory of raw materials and components.
- Méthodologies : Ergonomie, Gestion des risques
Planification des besoins en matériaux (MRP)

Planification des besoins en matériaux (MRP)
- Planification des ressources de l'entreprise (ERP), Juste à temps (JIT), Production allégée, Science des matériaux, Optimisation des processus, Efficacité de la production, Gestion de la qualité, Chaîne d'approvisionnement
Objectif :
Comment il est utilisé :
- A production planning, scheduling, and inventory control system used to manage manufacturing processes. It ensures that materials are available for production and products are available for delivery to customers.
Avantages
- Helps to ensure that materials are available when needed; Can reduce inventory levels and carrying costs.
Inconvénients
- Can be complex to implement and maintain; The accuracy of the MRP depends on the accuracy of the bill of materials and inventory records.
Catégories :
- Lean Sigma, Fabrication
Idéal pour :
- Planning and controlling the inventory of raw materials and components in a manufacturing company.
Material Requirements Planning (MRP) has wide applicability across various industries including automotive, aerospace, electronics, and consumer goods, where the coordination of raw materials and production schedules is paramount. This methodology finds its utility particularly during the manufacturing phase of product development, acting as a bridge between inventory management and production scheduling. Participants typically include production managers, inventory controllers, and procurement specialists, who collaborate to ensure that the necessary materials are procured in advance based on the production schedule. Projects employing MRP often utilize enterprise resource planning (ERP) systems which integrate MRP functionalities to enhance data visibility and facilitate real-time decision-making. A key attribute of MRP is its capacity to adjust the materials plan based on demand forecasts and sales orders, enabling businesses to respond dynamically to fluctuating market conditions. By implementing MRP, organizations can achieve lean inventory practices, minimizing excess stock while ensuring alignment with production timelines, which can significantly reduce lead times in manufacturing processes. This methodology also supports various analyses such as ABC inventory classification, which aids in prioritizing inventory management efforts according to the value and turnover rate of different items.
Principales étapes de cette méthodologie
- Develop a master production schedule that outlines production goals and timelines.
- Identify the bill of materials for each product, detailing raw materials and components required.
- Determine inventory levels for each material based on lead times and production schedules.
- Calculate the material requirements based on the master production schedule and bill of materials.
- Release procurement orders for raw materials and components based on calculated requirements.
- Monitor inventory levels continuously and adjust orders in response to changes in demand.
- Evaluate production performance against the master production schedule and adjust as necessary.
Conseils de pro
- Utilize demand forecasting techniques, such as advanced statistical methods or machine learning algorithms, to improve accuracy in material planning and reduce excess inventory.
- Implement a dynamic safety stock calculation that adjusts based on variability in demand and lead times, optimizing stock levels for changing production needs.
- Integrate the MRP system with other enterprise solutions like ERP and SCM to facilitate real-time data sharing and enhance visibility across the supply chain.
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