Torgny Almgren

Adj professor at Mathematics

Projects

2008–2013

Production planning facilitated by optimal scheduling of a multi-task production cell

Ann-Brith Strömberg Applied Mathematics and Statistics
Michael Patriksson Applied Mathematics and Statistics
Karin Thörnblad Mathematics
Torgny Almgren Mathematics
Swedish Research Council (VR)
GKN Aerospace Sweden
VINNOVA

There might be more projects where Torgny Almgren participates, but you have to be logged in as a Chalmers employee to see them.

Publications

2015

Scheduling optimization of a real flexible job shop including side constraints regarding maintenance, fixtures, and night shifts

Karin Thörnblad, Ann-Brith Strömberg, Michael Patriksson et al
Proceedings of the 7th Multidisciplinary International Conference on Scheduling: Theory and Applications (MISTA 2015). 25 -28 Aug 2015, Prague, Czech Republic, p. 78-101
Conference paper - peer reviewed
2015

Scheduling optimization of a real flexible job shop including fixture availability and preventive maintenance

Karin Thörnblad, Ann-Brith Strömberg, Michael Patriksson et al
European Journal of Industrial Engineering. Vol. 9 (1), p. 126-145
Scientific journal article - peer reviewed
2013

An efficient algorithm for solving the flexible job shop scheduling problem

Karin Thörnblad, Ann-Brith Strömberg, Michael Patriksson et al
25th NOFOMA conference proceedings, June 3-5 2013, Göteborg, Sweden, p. 15
Conference paper - peer reviewed
2013

A competitive iterative procedure using a time-indexed model for solving flexible job shop scheduling problems

Karin Thörnblad, Ann-Brith Strömberg, Michael Patriksson et al
Preprint
2012

The opportunistic replacement problem: theoretical analyses and numerical tests

Torgny Almgren, Niclas Andréasson, Michael Patriksson et al
Mathematical Methods of Operations Research. Vol. 76 (3), p. 289-319
Scientific journal article - peer reviewed
2012

Optimization models for improving periodic maintenance schedules by utilizing opportunities

Torgny Almgren, Niclas Andréasson, Myrna Palmgren et al
Proceedings of 4th Production and Operations Management World Conference, July 2012
Conference paper - peer reviewed
2012

Mathematical optimization of a flexible job shop problem including preventive maintenance and availability of fixtures

Karin Thörnblad, Torgny Almgren, Michael Patriksson et al
Proceedings of the 4th World P&OM Conference / 19th International Annual EurOMA Conference, Amsterdam, Netherlands, July 2012
Conference paper - peer reviewed
2012

A Time-indexed Formulation of a Flexible Job Shop Problem with a Limited Number of Fixtures

Karin Thörnblad, Ann-Brith Strömberg, Michael Patriksson et al
Proceedings of 13th International Conference on Project Management and Scheduling in Leuven, Belgium, April 2012, p. 335-338
Conference paper - peer reviewed
2011

Mathematical modelling of a real flexible job shop in aero engine component manufacturing

Karin Thörnblad, Michael Patriksson, Ann-Brith Strömberg et al
Proceedings of 10th Workshop on Models and Algorithms for Planning and Scheduling Problems, June 2011, Nymburk, Czech Republic
Conference paper - non peer reviewed
2011

Optimering av scheman för en verklig produktionscell: tidsdiskretisering reducerar lösningstiden utan att lösningarnas kvalitet försämras

Karin Thörnblad, Torgny Almgren, Ann-Brith Strömberg et al
PLANs forsknings- och tillämpningskonferens, 31 aug-1 sep 2011, Norrköping, Sverige
Conference paper - non peer reviewed
2011

The opportunistic replacement problem: analysis and case studies

Torgny Almgren, Niclas Andréasson, Michael Patriksson et al
Preprint
2010

Optimization of schedules for a multitask production cell

Karin Thörnblad, Ann-Brith Strömberg, Torgny Almgren et al
Proceedings of The 22nd NOFOMA Conference in Kolding, Denmark, 10-11th of June 2010
Conference paper - peer reviewed
2009

The replacement problem: A polyhedral and complexity analysis

Torgny Almgren, Niclas Andréasson, Michael Patriksson et al
Preprint
2009

The replacement problem: A polyhedral and complexity analysis. The complete version

Torgny Almgren, Niclas Andréasson, Michael Patriksson et al
Preprint
2008

Optimization of opportunistic replacement activities: A case study in the aircraft industry

Torgny Almgren, Niclas Andréasson, Dragi Anevski et al
Preprint
2008

Optimering av underhållsplaner leder till strategier för utvecklingsprojekt

Ann-Brith Strömberg, Torgny Almgren,
Logistikutveckling - teori möter praktik, artiklar från PLANs Forsknings- och tillämpningskonferens, 27-28 augusti 2008, Göteborg, p. 169-180
Conference paper - peer reviewed
2007

Optimization of opportunistic replacement activities: A case study in the aircraft industry

Michael Patriksson, Torgny Almgren, Niclas Andreasson et al
Preprint