Production time optimization model











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I have a problem where I have 2 different types of raw-material. These materials can be processed in two different production-lines which take different amount of time, depending on raw material. After the production lines, I have a worker that needs around 5 minutes to pack the finished product. He can only process one finished product at a time, and there is no place for a queue. I'm looking for a model that can decide at which times I need to put the raw material into the process-line to that the worker gets a finished product every 5 minutes.



I'm looking for a finished or similar optimization models. Does anyone recognize this problem and can supply me with an model, or can you maybe recommend me some papers.



Thank you!










share|cite|improve this question


















  • 1




    How long does it take each product to go through its production line?
    – Jens
    Nov 16 at 16:07






  • 1




    Is there a separate line for each type of raw material, or can each line handle both materials?
    – saulspatz
    Nov 16 at 16:13










  • The production-line is slow, the process takes somewhere between 20-60 minutes. Each line can handle both materials!
    – Ulrich_Peters
    Nov 16 at 20:36












  • The original problem is rather big and I have made a few simplifications in the first post.
    – Ulrich_Peters
    Nov 16 at 20:43






  • 1




    Use @Username to notify people that you have answered their comment, otherwise they won't know. When you say the process takes between 20-60 minutes, does that mean it can vary that much for a given material on a given line? Or do you know exactly how long it takes for each material on each line?
    – Jens
    Nov 17 at 12:56















up vote
0
down vote

favorite












I have a problem where I have 2 different types of raw-material. These materials can be processed in two different production-lines which take different amount of time, depending on raw material. After the production lines, I have a worker that needs around 5 minutes to pack the finished product. He can only process one finished product at a time, and there is no place for a queue. I'm looking for a model that can decide at which times I need to put the raw material into the process-line to that the worker gets a finished product every 5 minutes.



I'm looking for a finished or similar optimization models. Does anyone recognize this problem and can supply me with an model, or can you maybe recommend me some papers.



Thank you!










share|cite|improve this question


















  • 1




    How long does it take each product to go through its production line?
    – Jens
    Nov 16 at 16:07






  • 1




    Is there a separate line for each type of raw material, or can each line handle both materials?
    – saulspatz
    Nov 16 at 16:13










  • The production-line is slow, the process takes somewhere between 20-60 minutes. Each line can handle both materials!
    – Ulrich_Peters
    Nov 16 at 20:36












  • The original problem is rather big and I have made a few simplifications in the first post.
    – Ulrich_Peters
    Nov 16 at 20:43






  • 1




    Use @Username to notify people that you have answered their comment, otherwise they won't know. When you say the process takes between 20-60 minutes, does that mean it can vary that much for a given material on a given line? Or do you know exactly how long it takes for each material on each line?
    – Jens
    Nov 17 at 12:56













up vote
0
down vote

favorite









up vote
0
down vote

favorite











I have a problem where I have 2 different types of raw-material. These materials can be processed in two different production-lines which take different amount of time, depending on raw material. After the production lines, I have a worker that needs around 5 minutes to pack the finished product. He can only process one finished product at a time, and there is no place for a queue. I'm looking for a model that can decide at which times I need to put the raw material into the process-line to that the worker gets a finished product every 5 minutes.



I'm looking for a finished or similar optimization models. Does anyone recognize this problem and can supply me with an model, or can you maybe recommend me some papers.



Thank you!










share|cite|improve this question













I have a problem where I have 2 different types of raw-material. These materials can be processed in two different production-lines which take different amount of time, depending on raw material. After the production lines, I have a worker that needs around 5 minutes to pack the finished product. He can only process one finished product at a time, and there is no place for a queue. I'm looking for a model that can decide at which times I need to put the raw material into the process-line to that the worker gets a finished product every 5 minutes.



I'm looking for a finished or similar optimization models. Does anyone recognize this problem and can supply me with an model, or can you maybe recommend me some papers.



Thank you!







optimization mathematical-modeling numerical-optimization discrete-optimization






share|cite|improve this question













share|cite|improve this question











share|cite|improve this question




share|cite|improve this question










asked Nov 16 at 16:03









Ulrich_Peters

61




61








  • 1




    How long does it take each product to go through its production line?
    – Jens
    Nov 16 at 16:07






  • 1




    Is there a separate line for each type of raw material, or can each line handle both materials?
    – saulspatz
    Nov 16 at 16:13










  • The production-line is slow, the process takes somewhere between 20-60 minutes. Each line can handle both materials!
    – Ulrich_Peters
    Nov 16 at 20:36












  • The original problem is rather big and I have made a few simplifications in the first post.
    – Ulrich_Peters
    Nov 16 at 20:43






  • 1




    Use @Username to notify people that you have answered their comment, otherwise they won't know. When you say the process takes between 20-60 minutes, does that mean it can vary that much for a given material on a given line? Or do you know exactly how long it takes for each material on each line?
    – Jens
    Nov 17 at 12:56














  • 1




    How long does it take each product to go through its production line?
    – Jens
    Nov 16 at 16:07






  • 1




    Is there a separate line for each type of raw material, or can each line handle both materials?
    – saulspatz
    Nov 16 at 16:13










  • The production-line is slow, the process takes somewhere between 20-60 minutes. Each line can handle both materials!
    – Ulrich_Peters
    Nov 16 at 20:36












  • The original problem is rather big and I have made a few simplifications in the first post.
    – Ulrich_Peters
    Nov 16 at 20:43






  • 1




    Use @Username to notify people that you have answered their comment, otherwise they won't know. When you say the process takes between 20-60 minutes, does that mean it can vary that much for a given material on a given line? Or do you know exactly how long it takes for each material on each line?
    – Jens
    Nov 17 at 12:56








1




1




How long does it take each product to go through its production line?
– Jens
Nov 16 at 16:07




How long does it take each product to go through its production line?
– Jens
Nov 16 at 16:07




1




1




Is there a separate line for each type of raw material, or can each line handle both materials?
– saulspatz
Nov 16 at 16:13




Is there a separate line for each type of raw material, or can each line handle both materials?
– saulspatz
Nov 16 at 16:13












The production-line is slow, the process takes somewhere between 20-60 minutes. Each line can handle both materials!
– Ulrich_Peters
Nov 16 at 20:36






The production-line is slow, the process takes somewhere between 20-60 minutes. Each line can handle both materials!
– Ulrich_Peters
Nov 16 at 20:36














The original problem is rather big and I have made a few simplifications in the first post.
– Ulrich_Peters
Nov 16 at 20:43




The original problem is rather big and I have made a few simplifications in the first post.
– Ulrich_Peters
Nov 16 at 20:43




1




1




Use @Username to notify people that you have answered their comment, otherwise they won't know. When you say the process takes between 20-60 minutes, does that mean it can vary that much for a given material on a given line? Or do you know exactly how long it takes for each material on each line?
– Jens
Nov 17 at 12:56




Use @Username to notify people that you have answered their comment, otherwise they won't know. When you say the process takes between 20-60 minutes, does that mean it can vary that much for a given material on a given line? Or do you know exactly how long it takes for each material on each line?
– Jens
Nov 17 at 12:56















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