Article

Ainslie, MD and Yuan, W and Flack, TJ (2013) Numerical analysis of AC loss reduction in HTS superconducting coils using magnetic materials to divert flux. IEEE Transactions on Applied Superconductivity, 23. ISSN 1051-8223

Ainslie, MD and Flack, TJ and Campbell, AM (2012) Calculating transport AC losses in stacks of high temperature superconductor coated conductors with magnetic substrates using FEM. Physica C: Superconductivity and its Applications, 472. pp. 50-56. ISSN 0921-4534

Ainslie, MD and Yuan, WJ and Hong, ZY and Pei, RL and Flack, TJ and Coombs, TA (2011) Modeling and Electrical Measurement of Transport AC Loss in HTS-Based Superconducting Coils for Electric Machines. IEEE T APPL SUPERCON, 21. pp. 3265-3268. ISSN 1051-8223

Ainslie, MD and Rodriguez-Zermeno, VM and Hong, ZY and Yuan, WJ and Flack, TJ and Coombs, TA (2011) An improved FEM model for computing transport AC loss in coils made of RABiTS YBCO coated conductors for electric machines. SUPERCOND SCI TECH, 24. -. ISSN 0953-2048

Ainslie, MD and Flack, TJ and Hong, ZY and Coombs, TA (2011) Comparison of first- and second-order 2D finite element models for calculating AC loss in high temperature superconductor coated conductors. COMPEL, 30. pp. 762-774. ISSN 0332-1649

Ainslie, MD and Yuan, W and Hong, Z and Pei, R and Flack, TJ and Coombs, TA (2011) Modeling and electrical measurement of transport AC loss in HTS-based superconducting coils for electric machines. IEEE Transactions on Applied Superconductivity, 21. pp. 3265-3268. ISSN 1051-8223

Perry, MA and Flack, TJ and Koltsov, DK and Welland, ME (2007) Simulation of the micromagnetic properties of sub-micron permalloy dot arrays. Journal of Magnetism and Magnetic Materials, 314. pp. 75-79. ISSN 0304-8853

Perry, MA and Koltsov, DK and Flack, TJ and Welland, ME (2007) The micromagnetic properties of modified permalloy nanodot arrays. Journal of Magnetism and Magnetic Materials, 314. pp. 75-79. ISSN 0304-8853

Roberts, PC and McMahon, RA and Tavner, PJ and Maciejowski, JM and Flack, TJ (2005) Equivalent circuit for the brushless doubly fed machine (BDFM) including parameter estimation and experimental verification. IEE Proceedings: Electric Power Applications, 152. pp. 933-942. ISSN 1350-2352

Peng, MT and Flack, TJ (2005) Numerical analysis of the coupled circuit and cooling holes for an electromagnetic shaker. IEEE Transactions on Magnetics, 41. pp. 47-54. ISSN 0018-9464

Peng, M-T and Flack, TJ (2005) Numerical analysis of the coupled circuit and cooling holes for an electromagnetic shaker. IEEE Transactions on Magnetics, 41. pp. 47-54. ISSN 0018-9464

Wang, R and Mohellebi, H and Flack, TJ and Kamper, MJ and Buys, JD and Feliachi, M (2002) Two-dimensional Cartesian air-gap element (CAGE) for dynamic finite-element modeling of electrical machines with a flat air gap. IEEE Transactions on Magnetics, 38. pp. 1357-1360. ISSN 0018-9464

Wang, R and Mohellebi, H and Flack, TJ and Kamper, MJ and Buys, JD and Feliachi, M (2002) Two-dimensional Cartesian air-gap element (CAGE) for dynamic finite-element modeling of electrical machines with a flat air gap. IEEE Transactions on Magnetics, 38. pp. 1357-1360. ISSN 0018-9464

Knight, RE and Flack, TJ (1999) Application of domain decomposition and transmission line modelling techniques to 2D time-domain finite element problems. IEEE Transactions on Magnetics, 35. pp. 1478-1481. ISSN 0018-9464

Knight, RE and Flack, TJ (1999) Application of domain decomposition and transmission line modelling techniques to 2D, time-domain, finite element problems. IEEE Transactions on Magnetics, 35. pp. 1478-1481. ISSN 0018-9464

Flack, TJ and Knight, RE (1999) On the domain decomposition and transmission line modelling finite element method for time-domain induction motor analysis. IEEE Transactions on Magnetics, 35. pp. 1290-1293. ISSN 0018-9464

Flack, TJ and Knight, RE (1999) On the domain decomposition and transmission line modelling finite element method for time-domain induction motor analysis. IEEE Transactions on Magnetics, 35. pp. 1290-1293. ISSN 0018-9464

Baholo, B and Atallah, K and Mellor, PH and Howe, D and Mueller, MA and Flack, TJ and Williamson, S (1996) Effect of high frequency flux ripple on iron loss in induction machines. Journal of Magnetism and Magnetic Materials, 157-15. pp. 444-446. ISSN 0304-8853

Flack, TJ and Williamson, S (1996) Investigation of the losses in the stator duct spacers of large A.C. motors using the A -ip 3-D eddy current formulation. IEEE Transactions on Magnetics, 32. pp. 1557-1560. ISSN 0018-9464

Flack, TJ and Williamson, S (1996) Investigation of the losses in the stator duct spacers of large AC motors using the A-ψ 3-D eddy current formulation. IEEE Transactions on Magnetics, 32. pp. 1557-1560. ISSN 0018-9464

Williamson, S and Flack, TJ (1994) Effect of radial rotor ventilation ducts on cage motor equivalent circuit parameters. IEE Proceedings, Part B: Electrical Power Applications, 141. pp. 155-162. ISSN 1350-2352

Flack, TJ and Williamson, S (1992) Investigation of current flow in the bars of radially-ducted cage rotors using a three-dimensional finite-element eddy current formulation. IEEE Transactions on Magnetics, 22. pp. 1378-1381. ISSN 0018-9464

Book Section

Flack, TJ and Chin, SL Micromagnetics: Finite element analysis of nano-sized magnetic materials using Matlab. In: Computational nanotechnology modeling and applications with MATLAB. CRC Press. (Unpublished)

Conference or Workshop Item

Ainslie, MD and Jiang, Y and Xian, W and Hong, Z and Yuan, W and Pei, R and Flack, TJ and Coombs, TA (2010) Numerical analysis and finite element modelling of an HTS synchronous motor. In: UNSPECIFIED pp. 1752-1755..

Roberts, PC and McMahon, RA and Tavner, PJ and Maciejowski, JM and Flack, TJ and Wang, X (2004) OS11-6 performance of rotors for the brushless Doubly-Fed Induction Machine (BDFM). In: The 16th International Conference on Electrical Machines, 6-9-2004 to --, Cracow, Poland pp. 607-608..

Roberts, PC and Maciejowski, JM and McMahon, RA and Flack, TJ (2004) A simple rotor current observer with an arbitrary rate of convergence for the brushless Doubly-Fed (Induction) Machine (BDFM). In: The IEEE International Conference on Control Applications, 2-9-2004 to 4-9-2004, Taipei, Taiwan pp. 266-271..

Roberts, PC and Abdi Jalebi, E and McMahon, RA and Flack, TJ (2004) Real-time rotor bar current measurement using bluetooth technology for a brushless doubly-fed machine (BDFM). In: The 2nd IEE International Conference on Power Electronics, Machines and Drives (PEMD 2004); Vol. 1, -3-2004 to --, Edinburgh, UK pp. 120-125..

Brown, CA and Flack, TJ (2002) Optimal controller design for high precision linear positioning systems based on permanent magnet synchronous motors. In: The International Conference on International Conference on Power Electronics Machines and Drives, -4-2002 to --, Bath, UK pp. 347-352..

Roberts, PC and Flack, TJ and Maciejowski, JM and McMahon, RA (2002) Two stabilising control strategies for the brushless doubly-fed machine (BDFM). In: International Conference on Power Electronics Machines and Drives, -4-2002 to --, Bath, UK pp. 341-346..

Perry, MA and Koltsov, DK and Flack, TJ and Welland, ME (2001) A new numerical method in micromagnetics. In: International Conference on Magnetism and Magnetic Materials, -11-2001 to --, Seattle, WA, US.

Majzoub, RA and Flack, TJ (2000) Analysis of the effect of damping on load angle perturbations of synchronous generators driven by diesel engines. In: The International Conference on Electrical Machines (ICEM'00), -8-2000 to --, Espoo, Finland pp. 893-897..

Chong, EFH and Flack, TJ (2000) Comparison of coupled circuit and eddy-current finite-element methods for modelling induction motors under conditions of supply imbalance. In: The International Conference on Electrical Machines (ICEM'00), -8-2000 to --, Espoo, Finland pp. 193-197..

Flack, TJ and Knight, RE (2000) Prediction of the performance of large induction motors including the effect of radial ventilation ducts using 2-D and 3-D finite-element formulations. In: The International Conference on Electrical Machines (ICEM'00), -8-2000 to --, Espoo, Finland pp. 372-376..

Peng, MT and Flack, TJ (1999) Comparison of magnetic vector potential scalings used in the finite element solution of the axisymmetric vector Helmholtz equation. In: The 12th COMPUMAG Conference on the Computation of Electromagnetic Fields, -10-1999 to --, Sapporo, Japan.

Knight, RE and Flack, TJ (1998) Exploitation of symmetry in two-dimensional, finite-element, time-domain modelling of induction motors. In: The International Conference on Electrical Machines (ICEM'98), -9-1998 to --, Istanbul, Turkey pp. 1413-1418..

Flack, TJ and Williamson, S (1996) On the possible use of magnetic slot wedges to reduce iron losses in cage motors. In: The International Conference on Electrical Machines (ICEM'96), -9-1996 to --, Vigo, Spain pp. 417-422..

Mueller, MA and Williamson, S and Flack, TJ and Atallah, K (1995) Calculation of iron losses from time-stepped finite-element models of cage induction machines. In: The 7th International Conference on Electrical Machines and Drives, -9-1995 to --, Durham, UK pp. 88-92..

WILLIAMSON, S and FLACK, TJ and VOLSCHENK, AF (1995) REPRESENTATION OF SKEW IN TIME-STEPPED 2-DIMENSIONAL FINITE-ELEMENT MODELS OF ELECTRICAL MACHINES. In: UNSPECIFIED pp. 1009-1015..

Flack, TJ and Volschenk, AF (1994) Computational aspects of time-stepping finite-element analysis using an air-gap element. In: The International Conference on Electrical Machines (ICEM'94), -9-1994 to --, Paris, France pp. 158-163..

Williamson, S and Flack, TJ and Volschenk, AF (1994) Representation of skew in time-stepped two-dimensional finite-element models of electrical machines. In: The 29th Industry Applications Conference (IAC), -10-1994 to --, Denver, CO, US pp. 143-148..

Flack, TJ and Williamson, S (1993) Air gap fields and pressure waves in closed-slot cage rotor induction motors. In: The 6th International Conference on Electrical Machines and Drives, -9-1993 to --, Oxford, UK pp. 552-557..

FLACK, TJ and WILLIAMSON, S (1992) INVESTIGATION OF CURRENT FLOW IN THE BARS OF RADIALLY-DUCTED CAGE ROTORS USING A 3-DIMENSIONAL FINITE-ELEMENT EDDY-CURRENT FORMULATION. In: UNSPECIFIED pp. 1378-1381..

Thesis

Flack, TJ (1990) Induction motor modelling using Finite-elements. PhD thesis, UNSPECIFIED.