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Push and Pull

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Push and Pull
University Of Windsor
INDUSTRIAL & MANUFACTURING SYSTEMS ENGINEERING
Course Name - Production Systems Analysis
Course # 91-413

Pull and Push Systems: An In-depth Look

By:
Jegapiragasam Jyapiraharan 100 799 376
Mohanty Abhishek 101 421 155
Farsed Ibrahim 100 646 715
Yan Zhang 100 995 363
ABSTRACT
This report examines the different production planning methods being used in the current manufacturing environment. The report focuses on Push and Pull systems. The report discusses the advantages and disadvantages of each method and also looks at JIT and MRP as examples of Pull and Push systems respectively. The report also discusses two real world scenarios where these systems have been implemented successfully. In conclusion this report discusses Hybrid systems that have been gaining popularity.

Table of Contents
Abstract Page 2
Table of Contents Page 3
Introduction Page 4
Pull systems Page 5 Advantages and Disadvantages Page 8
JIT Page 10
JIT – A case study Page 10
Push Systems Page 13
MRP Page 13 Advantages and Disadvantages Page 17
MRP – A case Study Page 20
Hybrid Systems Page 26
Conclusion Page 28
References Page 29
INTRODUCTION
Push and pull systems determine when and where to move material in a production process. A push system is characterized by a make to stock environment and a pull system is characterized by a make to order. An appropriate system that would cater to the requirements of the company has to be selected. A distinction is made between push and pull production systems based on the trigger point. The push system is based on customer orders, while a pull system is based on forecasts. In short, push systems can be compared with MRP systems that utilize past information to forecast the future customer demands. In the case of a pull system the difference between the safety stock point and the state of current

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