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The effect of supply chain noise on the financial performance of Kanban and Drum-Buffer-Rope: An agent-based perspective

Julio Puche, José Costas, Borja Ponte, Raúl Pino, David de la Fuente
2019 Expert systems with applications  
The Drum-Buffer-Rope (DBR) mechanism acts as the logistics engine of the system, managing the overall material flow in a coordinated manner (Gardiner, Blackstone Jr., & Gardiner, 1993) .  ...  We specifically focus on the pull rules they propose to manage inventories across the system: the Kanban control system and the Drum-Buffer Rope (DBR) methodology.  ... 
doi:10.1016/j.eswa.2018.11.009 fatcat:lsvb77g4lzbvdkpcqyrx63oggi

A Simulation Study on the Flow Effectiveness of DBR Scheduling

Horng-Chyi Horng, Kuo-Kai Chien
2018 International Journal of Materials Mechanics and Manufacturing  
With proper simulation experiments, DBR (Drum-Buffer-Rope) scheduling performs better than hybrid push/pull in most performance indices including flow value.  ...  A sensitivity analysis is also provided to show the robustness of DBR scheduling with respect to various demand patterns. Index Terms-DBR, flow value, hybrid push/pull, simulation.  ...  When applied to operations management, a methodology called drum-buffer-rope(DBR) [8] is derived from the principle of TOC.  ... 
doi:10.18178/ijmmm.2018.6.2.357 fatcat:aar2c2xtw5ghla4iigtrv7kfpq

Improving a practical DBR buffering approach using Workload Control

J. Riezebos, G. J. Korte, M. J. Land
2003 International Journal of Production Research  
It shows that Workload Control provides effective tools that can be used in combination with the Drum-Buffer-Rope mechanism in order to balance the flow of work to the production floor.  ...  We describe how Workload Control principles were introduced to improve the buffering approach and planning procedures the firm had been using since 1997.  ...  The term 'Drum-Buffer-Rope' (DBR) emerged later on for indicating the five principles behind the design of a system that takes into account the existence of a bottleneck or constraint.  ... 
doi:10.1080/0020754031000065485 fatcat:qct3xx4urvc23mgb2hmnjpktzu

The theory of constraints' thinking process approach to developing strategies in supply chains

Shams‐ur Rahman
2002 International Journal of Physical Distribution & Logistics Management  
This paper describes an application of a system approach known as the thinking process (TP) of the theory of constraints (TOC) not only to identify critical success factors in supply chain management,  ...  The study was conducted in a group-based model building environment with a group of students who specialised either in logistics management or e-commerce.  ...  This is often referred to as TOC's 'logistics paradigm' and consists of five steps for on-going improvement, the drum-buffer-rope (DBR) scheduling methodology, and the buffer management information system  ... 
doi:10.1108/09600030210455429 fatcat:t4svzo4jzbhf3i4v3ea6g22fle

A Constraint-Based Methodology for Effective Supply Chain Management [chapter]

A. Lockamy, R. H. Draman
1998 IFIP Advances in Information and Communication Technology  
The article explores the shortcomings of using a traditional cost management approach in the managing of supply chains.  ...  Examples are provided on how constraint -based techniques are currently being applied to the management of certain subsets of the supply chain.  ...  Drum-Buffer-Rope (DBR) and Buffer Management (BM), are TOC's tools for managing the logistical flow of materials through a system. The drum is the constraint schedule.  ... 
doi:10.1007/978-0-387-35321-0_38 fatcat:ugfr3dhdfzf5rhtfciw2w73uhi

A real application of the theory of constraints to Supply chain management in Brazil

Reinaldo Fagundes Dos Santos, Fernando Augusto Silva Marins, João Murta Alves, Artur Henrique Moellmann
2011 Brazilian Journal of Operations & Production Management  
The proposed approach is illustrated by means of a real case study in a Brazilian middle size company, related to the small appliances production.  ...  After that, an alternative TOC approach to SCM will be described, which uses VMI & B2B to minimize the bullwhip effect and inventory levels, therefore as a SC performance improvement.  ...  Gaither and Frazier (1999) claim that the approach of the TOC is also known as synchronous manufacture, or Drum-Buffer-Rope (DBR).  ... 
doaj:cb6168fb499e47dca48d6479bafcea9b fatcat:7rmcvzpvxfgn5j2ytagmzdsdla

Materials Flow Control in Hybrid Make-to-Stock/Make-to-Order Manufacturing [chapter]

Filipa Rocha, Emanuel Silva, Ângela Lopes, Luis Dias, Guilherme Pereira, Nuno O. Fernandes, S. Carmo-Silva
2015 Lecture Notes in Computer Science  
The 1 st manufactures items to inventory, which are then customised in the 2 nd .  ...  We analyse how the percentage of tardy orders is affected by the inventory of items required to achieve a given fill rate.  ...  This study had the financial support of FCT-Fundação para a Ciência e Tecnologia of Portugal under the project PEst2015-2020: UID/CEC/ 00319/2013.  ... 
doi:10.1007/978-3-319-24264-4_38 fatcat:yzs6wvikv5gxdgmwhkjmu7yjaq


Diego Pacheco, Isaac Pergher, Carlos Fernando Jung, Carla Scwenberg ten Caten
2014 Independent Journal of Management & Production  
The main objective of this article is to point a set of practical strategies that can be adopted to increase the capacity of constraints resources on production systems, when the constraint is inside the  ...  The survey results have provided an objective set of practical strategy that can be used to increase the capacity and productivity of production systems according to the needs of each manufacturing system  ...  results of the simulation.  Strategy 10: Implement the algorithm Drum-Buffer-Rope (DBR) system.  ... 
doi:10.14807/ijmp.v5i2.134 fatcat:uppag6wzanfztgvgz4uhuqht6q

Applying Goldratt's Theory of Constraints to reduce the Bullwhip Effect through agent-based modeling

José Costas, Borja Ponte, David de la Fuente, Raúl Pino, Julio Puche
2015 Expert systems with applications  
Our work brings evidence that TOC, with its bottleneck management strategy through the Drum-Buffer-Rope (DBR) methodology, induces significant improvements.  ...  Opposed to traditional management policies, linked to the mass production paradigm, TOC systemic approach generates large operational and financial advantages for each node in the supply chain, without  ...  We would also like to thank Professor Isabel Fernández for making a valuable contribution to the discussion and for her interesting comments.  ... 
doi:10.1016/j.eswa.2014.10.022 fatcat:mx77p4inhve7dpltmlgpbrql6m

Theory of constraints for publicly funded health systems

Somayeh Sadat, Michael W. Carter, Brian Golden
2012 Health Care Management Science  
The "Drum-Buffer-Rope for an Outpatient Cancer Facility" chapter is a real world case study exploring the usefulness of TOC's drum-buffer-rope scheduling technique in a publicly funded outpatient cancer  ...  Drum-buffer-rope proved to be an effective mechanism in balancing the inherent tradeoff between the two performance measures of instances of delayed treatment and average patient wait time.  ...  (Rahman, 1998) Logistically, the implementation of TOC for physically-constrained systems is governed by the drum-buffer-rope (DBR) technique, explained in detail by Goldratt and Fox (1986) .  ... 
doi:10.1007/s10729-012-9208-9 pmid:22907662 fatcat:kydzeafpfrduhif7o4imjekj4q

Systemic approach to supply chain management through the viable system model and the theory of constraints

Julio Puche, Borja Ponte, José Costas, Raúl Pino, David de la Fuente
2016 Production planning & control (Print)  
The systemic (holistic) approach, based on global optimisation, has been shown to perform significantly better.  ...  The traditional approach to SCM, based on local optimisation, is a proven cause of meaningful inefficiencies -e.g. the Bullwhip Effect -that obstruct the throughput.  ...  Acknowledgement Borja Ponte would like to thank the Government of the Principality of Asturias for supporting his work through the Severo Ochoa program (reference BP13011).  ... 
doi:10.1080/09537287.2015.1132349 fatcat:lmpoc4jpcbedhmnqkhqtm5jgsy

Reducing the Time of Task Execution with Existing Resources – Comparison of Approaches

D. Zupancic, B. Buchmeister, T. Aljaz
2017 International Journal of Simulation Modelling  
Today, success represents sustainability in introducing new standards and orientation toward the customer, to the quality and price of products, to flexibility, agility and promptness, to economising in  ...  This is not easy to achieve, especially in an environment, where it is natural desire to keep resources busy, in particular the critical resources.  ...  Figure 1 : 1 Basic principles of Drum-Buffer-Rope (DBR). Figure 2 : 2 Process setup in simulation (during sample simulation in the simulator).  ... 
doi:10.2507/ijsimm16(3)10.394 fatcat:o5pewfrz3ng7veabm3wovr4btq

Applying Theory of Constraints to Timber Harvesting

Matthew C. Kelly, René H. Germain
2019 Croatian Journal of Forest Engineering  
Specifically, the drum-buffer-rope (DBR) method was used to reschedule operator and machine activities such that a consistent flow of wood from stump to landing was maintained despite anticipated production  ...  The results of this case study provide insights into the usefulness of applying TOC to logging operations.  ...  The drum-buffer-rope (DBR) technique (Goldratt and Cox 2004 ) provides a framework for scheduling work within a production system.  ... 
doi:10.5552/crojfe.2020.534 fatcat:733hswqmp5fnxjpvxkvioo5pne

Implementation of a Software Prototype with ConWIP Characteristics for Production Planning and Stock Management

Bernd Gastermann, Markus Stopper, Franz Luftensteiner, Branko Katalinic
2014 Procedia Engineering  
The purpose of this paper is to present the concept, design, and implementation of a software prototype for production planning that incorporates aspects of the Constant Work-In-Process (ConWIP) manufacturing  ...  The paper concludes with a discussion about potentials and limitations of the solution.  ...  Both of these strategies constitute the basis for most of the manufacturing systems like Material Requirements Planning (MRP), Drum-Buffer-Rope (DBR), Kanban, or ConWIP.  ... 
doi:10.1016/j.proeng.2014.03.008 fatcat:vkceln2h3bht5mc4nkitzi7uzy


J. Trojanowska, A. Kolinski, M.L.R. Varela, J. Machado
2018 DEStech Transactions on Engineering and Technology Research  
Today, business executives often decide to use the tools offered by the Theory of Constraints.  ...  Dynamically changing market requirements force companies to use different methods and management tools in order to improve their competitive position on the market.  ...  It can be either a time buffer or a physical buffer.  A rope is a detailed schedule of releasing raw material into a system to pull the system's work pace synchronously to the drum.  ... 
doi:10.12783/dtetr/icpr2017/17667 fatcat:d52yfg6fajbrbncrfpfr25jxem
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