Electrical Machines

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  1. 2003
  2. Published

    Den multi-fasede motor : et alternativ til den klassiske motor. / Bendixen, Flemming Buus; Rasmussen, Peter Omand; Blaabjerg, Frede.

    In: Teknisk nyt special, No. 36, 2003, p. 28-31.

    Publication: Research - peer-review › Journal article

  3. Published

    Development of a high performance magnetic gear. / Rasmussen, Peter Omand; Andersen, Torben Ole; Joergensen, Frank Thorleif; Nielsen, O.

    Industry Applications Conference, 2003. 38th IAS Annual Meeting. Conference. IEEE Signal Processing Society, 2003. p. 1696 - 1702.

    Publication: Research › Article in proceeding

  4. Published

    Dynamic Model of Cylindrical Linear Induction Motor. / Lu, Qinfen; Ritchie, Andrew Ewen.

    Proceedings of NorMUD NorFA Nordic Network for Multi Disciplinary Optimised Electric Drives Summer Seminar 2003, Zergze, Poland. 2003.

    Publication: Research › Article in proceeding

  5. Published

    General Torque Equation Capable of Including Saturation Effects for a Single Phase Surface Mounted Permanent Magnet Transverse Flux Machine. / Lu, Kaiyuan; Ritchie, Andrew Ewen; Rasmussen, Peter Omand; Sandholdt, Per.

    IEEE Industry Applications Society 38th Annual Meeting, IAS’03, Salt Lake City, Utah USA, October 2003. Vol. Vol. 2 IEEE Signal Processing Society, 2003. p. 1382-1388.

    Publication: Research › Article in proceeding

  6. Published

    Increasing Functionality of an Excavator with Standard Proportional Valves. / Pedersen, Peder; Munzer, Marc; Joergensen, Frank Thorleif.

    The eighth Scandinavian International Conference on Fluid Power, Tampere, Finland, May 7-9 2003. Tampere University of Technology, 2003. p. 549-564.

    Publication: Research › Article in proceeding

  7. Published

    Magnetiske gear : et lovende alternativt transmissionselement. / Rasmussen, Peter Omand; Andersen, Torben Ole; Joergensen, Frank Thorleif.

    In: Teknisk nyt special, No. 36, 2003, p. 57-61.

    Publication: Research - peer-review › Journal article

  8. Published

    Modeling And Power Factor Analysis Of A Single Phase Surface Mounted Permanent Magnet Transverse Flux Machine. / Lu, Kaiyuan; Ritchie, Andrew Ewen; Rasmussen, Peter Omand; Sandholdt, Per.

    The 2003 International Conference on Power Electronics and Drive Systems, PEDS 2003. Vol. Vol. 2 IEEE Signal Processing Society, 2003. p. 1609-1613.

    Publication: Research › Article in proceeding

  9. Published

    Modelling A Single Phase Surface Mounted Permanent Magnet Transverse Flux Machine Based on Fourier Series Method. / Lu, Kaiyuan; Ritchie, Andrew Ewen; Rasmussen, Peter Omand; Sandholdt, Per.

    IEEE International Electric Machines and Drives Conference, June 1-4, 2003, Madison, Wisconsin, USA. Vol. Vol. 1 IEEE Signal Processing Society, 2003. p. 340-345.

    Publication: Research › Article in proceeding

  10. Published

    Saturation In Doubly Salient Shark Reluctance Motor. / Tataru, Ana Mari; Rasmussen, Peter Omand; Ritchie, Andrew Ewen.

    The 2003 International Conference on Power Electronics and Drive Systems, PEDS 2003. Vol. 1 IEEE Signal Processing Society, 2003. p. 497-501.

    Publication: Research › Article in proceeding

  11. 2002
  12. Published

    Analytical calculation of the aligned inductance of a shark SRM. / Tataru, Ana Mari; Ritchie, Andrew Ewen; Rasmussen, Peter Omand.

    International Conference Electrical Machines, Brugge, Belgium, August 2002. 2002.

    Publication: Research › Article in proceeding

  13. Published

    Calorimetric Measuring Systems for Characterizing High Frequency Power Losses in Power Electronic Components and Systems. / Blaabjerg, Frede; Pedersen, John Kim; Ritchie, Andrew Ewen.

    IAS'2002 : Proceedings of the 2002 IEEE Industry Applications Conference, Vol. 2. IEEE, 2002. p. 1368-1376.

    Publication: Research › Article in proceeding

  14. Published

    Characterization of Biaxial Excitation Generator for Automobiles. / Boldea, Ion; Ritchie, Andrew Ewen; Blaabjerg, Frede; Scridon, Sever; Tutelea, Lucian.

    Proceedings of OPTIM'2002, Brasov, Romania. 2002. p. 371-376.

    Publication: Research › Article in proceeding

  15. Published

    Comparative Performance of Induction and Synchronous Permanent Magnet Machine for Electric Vehicle Drives. / Tutelea, Lucian; Ritchie, Andrew Ewen; Boldea, Ion.

    Proceedings of Optim 2002, Brasov, Romania, May 2002. 2002.

    Publication: Research › Article in proceeding

  16. Published

    Design and Advanced Control of Switched Reluctance Motors. / Rasmussen, Peter Omand.

    Aalborg : Institut for Energiteknik, Aalborg Universitet, 2002. 274 p.

    Publication: Research › Ph.d. thesis

  17. Published

    E-kerne transversal fluks-maskinen til en avanceret motions cykel. / Rasmussen, Peter Omand.

    In: Teknisk nyt. Special, 2002.

    Publication: Research - peer-review › Journal article

  18. Published

    Ny el-teknologi til specialmaskine. / Rasmussen, Peter Omand; Madsen, Thomas Fjord; Shajarati, Omid.

    In: Teknisk nyt special, No. 32, 2002, p. 28-32.

    Publication: Research - peer-review › Journal article

  19. Published

    Survey of Wheel Drive Candidates for Battery Electric City Car : final summary report, includes wheel motors and power electronics controller. / Ritchie, Andrew Ewen; Tutelea, Lucian; Rasmussen, Peter Omand; Zamastil, Michaela Maria; Lungeanu, Florin.

    Aalborg : Institut for Energiteknik, Aalborg Universitet, 2002. (Institute Report; No. I14 02 S 0108).

    Publication: Research › Book

  20. Published

    Wavelet packet method for diagnosis of rotor faults in squirrel-cage induction motors. / He, G.; Chen, H.; Cao, Z.; Ritchie, Andrew Ewen.

    International Conference Electrical Machines, Brugge, Belgium, August 2002. 2002.

    Publication: Research › Article in proceeding

  21. 2001
  22. Published

    Conceptual Survey of Generators and Power Electronics for Wind Turbines. / Hansen, Lars Henrik; Helle, Lars; Blaabjerg, Frede; Ritchie, Andrew Ewen; Munk-Nielsen, Stig; Bindner, H.; Sørensen, Poul; Bak-Jensen, Birgitte.

    Roskilde : Danmarks Tekniske Universitet, Risø Nationallaboratoriet for Bæredygtig Energi, 2001. (Risø-R; No. 1205(EN)).

    Publication: Research › Book

  23. Published

    Feasibility Study of Power Electronic Topologies for Electric Vehicle Applications. / Lungeanu, Florin; Ritchie, Andrew Ewen.

    Aalborg : Institut for Energiteknik, Aalborg Universitet, 2001. (Report, Institute of Energy Technology; No. I14 01 S 0106).

    Publication: Research › Book

  24. Published

    Induction Machine Design with and without Mechanical Transmission for Electrical Vehicle Drives. / Tutelea, Lucian Nicolae; Ritchie, Andrew Ewen; Boldea, Ion.

    Proceedings of Electromotion 2001, Bologna, Italy, June 2001. 2001. p. 275-280.

    Publication: Research › Article in proceeding

  25. Published

    Modeling and Simulation of Four Wheel Drive System for Electric Vehicle using Induction Machine. / Tutelea, Lucian Nicolae; Ritchie, Andrew Ewen.

    EPE'2001 : European Conference on Power Electronics and Applications, August 2001, Graz, Austria. - CD-Rom. EPE Association, 2001.

    Publication: Research › Article in proceeding

  26. Published

    Permanent Magnet in-Wheel Synchronous Motor for Electric Vehicle. / Tutelea, Lucian Nicolae; Ritchie, Andrew Ewen; Boldea, Ion.

    Proceedings of International Conference on Electrical Machines and Systems, Shenyang, China, August 2001. 2001.

    Publication: Research › Article in proceeding

  27. Published

    Preliminary Comparison Study of Drive Motor for Electric Vehicle Application. / Lu, Kaiyuan; Ritchie, Andrew Ewen.

    Proceedings of International Conference on Electrical Machines and Systems, Shenyang, China, August 2001. 2001. p. 995-998.

    Publication: Research › Article in proceeding

  28. Published

    Rotor Fault Diagnosis of Induction Motors based on Wavelet Reconstruction. / Zhitong, Cao; Hongping, Chen; Guoguang, He; Ritchie, Andrew Ewen.

    Proceedings of International Conference on Electrical Machines and Systems, Shenyang, China, August 2001. 2001.

    Publication: Research › Article in proceeding

  29. Published

    'Shark Motor – Analysis of the basic Tooth Shape. / Tataru, Ana Mari; Ritchie, Andrew Ewen; Rasmussen, Peter Omand.

    NorMUD, Nordic Research Network seminar, 2001, Hals, Denmark. 2001.

    Publication: Research › Article in proceeding

  30. Published

    Structural Slot Tension Spacers : the Key for Silent Electrical Machines. / Rasmussen, Peter Omand; Andreasen, J.; Pijanowski, J. M.

    IAS'2001 : Proceedings of the 2001 IEEE Industry Applications Conference, September 2001, Chicago, USA. IEEE Signal Processing Society, 2001.

    Publication: Research › Article in proceeding

  31. Published

    Study of the Effects of Different Gear Ratios. / Ritchie, Andrew Ewen.

    Aalborg : Aalborg Universitetsforlag, 2001. (Report, Institute of Energy Technology; No. I14 01 S 0107).

    Publication: Research › Book

  32. 2000
  33. Published

    A Test and Measurement System for Test of Electrical Drive Systems. / Sandholt, P.; Ritchie, Andrew Ewen; Pedersen, John Kim.

    Energy Efficiency Improvements in Electric Motors and Drives. ed. / Bertoldi, Paolo : Almeida, Anibal T. de : Falkner, Hugh (eds.). Berlin : IEEE Computer Society Press, 2000. p. 353-360.

    Publication: Research › Book chapter

  34. Published

    Approach and Tool for Computer Animation of Fields in Electrical Apparatus. / Miltchev, Radoslav; Yatchev, Ivan; Ritchie, Andrew Ewen.

    Proceedings of Japanese- Bulgarian-Macedonian Seminar on Applied Electromagnetics, Ohrid, Macedonia, Sept. 2000. 2000.

    Publication: Research › Article in proceeding

  35. Published

    Comparative Investigation of Diagnostic Media for Induction Motors : a Case of Rotor Cage Faults. / Trzynadlowski, Andrzej M.; Ritchie, Andrew Ewen.

    In: IEEE Transactions on Industrial Electronics, Vol. 47, 2000, p. 1092-1099.

    Publication: Research - peer-review › Journal article

  36. Published

    Consys A/S Electric Vehicle Project : Preliminary Study of Wheel Motor Units Using Permanent Magnet Machine. / Tutelea, Lucian Nicolae; Ritchie, Andrew Ewen.

    Aalborg : Aalborg Universitetsforlag, 2000. (Report, Institute of Energy Technology; No. I14 00 S 0100).

    Publication: Communication › Book

  37. Published

    Consys A/S Electric Vehicle Project : Preliminary Study of Wheel Motor Units Using Induction Machine. / Tutelea, Lucian Nicolae; Ritchie, Andrew Ewen.

    Aalborg : Aalborg Universitetsforlag, 2000. (Report, Institute of Energy Technology; No. I14 00 S 0099).

    Publication: Communication › Book

  38. Published

    Consys A/S Electric Vehicle Project : Preliminary Study of Wheel Motor Units Using Switched Reluctance Machine. / Rasmussen, Peter Omand; Tutelea, Lucian Nicolae; Ritchie, Andrew Ewen.

    Aalborg : Aalborg Universitetsforlag, 2000. (Report, Institute of Energy Technology; No. I14 00 S 0101).

    Publication: Communication › Book

  39. Published

    Consys A/S Electric Vehicle Project : Preliminary Study of Wheel Motor Units using Transverse Flux Motor. / Zamastil, Michaela Maria; Ritchie, Andrew Ewen.

    Aalborg : Aalborg Universitetsforlag, 2000. (Report, Institute of Energy Technology; No. I14 00 S 0102).

    Publication: Communication › Book

  40. Published

    Design of Induction Machine with External Rotor for Flywheel. / Ritchie, Andrew Ewen; Tutelea, Lucian; Boldea, Ion.

    Proceedings of NORPIE'2000 : IEEE Nordic Workshop on Power and Industrial Electronics, Aalborg University, Denmark, June 2000. Aalborg Universitetsforlag, 2000. p. 251-256.

    Publication: Research › Article in proceeding

  41. Published

    Dynamic Model of a Linear Actuator with Moving Permanent Magnet. / Yatchev, Ivan; Ritchie, Andrew Ewen.

    Proceedings of IGTE'2000. 2000. p. 148-151.

    Publication: Research › Article in proceeding

  42. Published

    Rotor Fault Diagnosis of Induction Motors based on the Dynamic Associative Memory of a Chaotic Neural Network. / Ritchie, Andrew Ewen; Hongping, Chen; Zhitong, Cao.

    Proceedings of International Conference on Electrical Machines, ICEM'2000, Helsinki, August 2000. <Forlag uden navn>, 2000. p. 863-867.

    Publication: Research › Article in proceeding

  43. Published

    State-of-The-Art Study on In-Wheel Drive Systems. / Tutelea, Lucian Nicolae; Ritchie, Andrew Ewen.

    Aalborg : Aalborg Universitetsforlag, 2000. (Report, Institute of Energy Technology; No. I14 00 S 0098).

    Publication: Research › Book

  44. Published

    Survey of Wheel Motor Candidates for Battery Electric City Car : Summary Report of Phase 1 - Motor Design. / Ritchie, Andrew Ewen; Tutelea, Lucian Nicolae; Rasmussen, Peter Omand; Zamastil, Michaela Maria.

    Aalborg : Aalborg Universitetsforlag, 2000. (Report, Institute of Energy Technology; No. I14 00 S 0103).

    Publication: Research › Book

  45. Published

    Switched Reluctance-Shark Machines : More Torque and Less Acoustic Noise. / Rasmussen, Peter Omand; Blaabjerg, Frede; Pedersen, John Kim; Jensen, Finn.

    IAS'2000 : Proceedings of the 2000 IEEE Industry Applications Conference, October 8-12, 2000, Rome, Italy. 2000. p. 93-98.

    Publication: Research › Article in proceeding

  46. 1999
  47. Published

    A Method for Calculating Iron Losses in Inverter Fed Induction Motors. / Hjort, Thomas Enné; Jensen, Flemming Buus; Post, Rasmus; Rasmussen, Claus B.; Ritchie, Andrew Ewen; Vedsted, Flemming.

    Proceedings of IMACS'99, Lisbon, Portugal, September, 1999. <Forlag uden navn>, 1999.

    Publication: Research › Article in proceeding

  48. Published

    A New First Course in Electrical Machines. / Ritchie, Andrew Ewen; Olsen, Olaf Lyngdahl; Post, Rasmus; Imecs, M.

    Proceedings of The Third Chinese International Conference on Electrical Machines, CICEM'99, August 1999, Xian, PR China. <Forlag uden navn>, 1999.

    Publication: Research › Article in proceeding

  49. Published

    A Test and Measurement System for Test of Electrical Drive Systems. / Sandholdt, Per; Ritchie, Andrew Ewen; Pedersen, John Kim.

    Proceedings of EEMODS'99 : Conference on Energy Efficiency in Motor Driven Systems, September 1999, London, UK. 1999.

    Publication: Research › Article in proceeding

  50. Published

    Acoustic Noise Simulation for Switched Reluctance Motor with Audible Output. / Rasmussen, Peter Omand; Blaabjerg, Frede; Pedersen, John Kim; Kjær, P. C.; Miller, T. J. E.

    EPE'99 : European Conference on Power Electronics and Applications, September 1999, Lausanne, Switzerland. 1999.

    Publication: Research › Article in proceeding

  51. Published

    An Accurate Method for Power Loss Measurements in Energy Optimized Apparatus and Systems. / Hansen, Peter; Blaabjerg, Frede; Madsen, K. D.; Pedersen, John Kim; Ritchie, Andrew Ewen.

    EPE'99 : European Conference on Power Electronics and Applications, September 1999, Lausanne, Switzerland. 1999.

    Publication: Research › Article in proceeding

  52. Published

    An Improved DC Motor Test Method for the Production Line. / Zeng, Zhaohui; Ritchie, Andrew Ewen.

    Proceedings of The Third Chinese International Conference on Electrical Machines, CICEM'99, August 1999, Xian, PR China. <Forlag uden navn>, 1999.

    Publication: Research › Article in proceeding

  53. Published

    An Integrated Single-Phase Power-Factor-Controlled Switched Reluctance Motor Drive. / Helle, Lars; Andersen, Gert Karmisholt; Blaabjerg, Frede; Rasmussen, Peter Omand.

    PCIM'99 : Proceedings of the International Intelligent Motion (Motor-Con) Conference, Nürnberg, Germany, June, 1999. 1999. p. 137-142.

    Publication: Research › Article in proceeding

  54. Published

    An Integrated Single Phase Power Factor Controlled Switched Reluctance Motor Drive with Minimum of Passive Components. / Andersen, Gert Karmisholt; Helle, Lars; Rasmussen, Peter Omand.

    EPE'99 : European Conference on Power Electronics and Applications Session L2d, September 1999, Lausanne, Switzerland. 1999.

    Publication: Research › Article in proceeding

  55. Published

    Comparative Investigation of Diagnostic Media for Induction Motors : a Case of Rotor Cage Faults. / Trzynadlowski, Andrzej M.; Ritchie, Andrew Ewen.

    IAS'99 : Conference Record of the 1999 IEEE Industry Applications Conference : IAS Annual Meeting, October 1999, Phoenix, Arizona. 1999. p. 1935-1941.

    Publication: Research › Article in proceeding

  56. Published

    Electric Drive Systems for Uninterruptible Power Supply, using Flywheel Energy Store : Feasibility Study and Preliminary Design Exercise. / Ritchie, Andrew Ewen; Tutelea, Lucian.

    Aalborg : Aalborg Universitetsforlag, 1999. (Report, Institute of Energy Technology; No. I14 98 S 0095).

    Publication: Research › Book

  57. Published

    Elektromagnetisme og idealiserede modeller for elektriske aktuatorer. / Christiansen, Hans Chr.

    Aalborg : Aalborg Universitet, 1999. (Report : Institut for Energiteknik, Aalborg Universitet; No. I 14 99 S 0092).

    Publication: Research › Book

  58. Published

    Finite Element Analysis of an Electro-Magnetic Brake with a Solid Iron Rotor. / Degtyareva, Elena; Yatchev, Ivan; Ritchie, Andrew Ewen.

    Proceedings of ELECTROMOTION'99 : 3rd International Symposium on Advanced Electromechanical Motion Systems, July 1999, Patras, Greece. 1999. p. 83-86.

    Publication: Research › Article in proceeding

  59. Published

    Fremtidens CAD systemer til motordrev vil simulere akustisk støj. / Rasmussen, Peter Omand; Pedersen, John Kim; Blaabjerg, Frede.

    In: Teknisk nyt special, Vol. Nr. 2, 1999, p. 44-47.

    Publication: Research - peer-review › Journal article

  60. Published

    Improved digital Current Control Methods in Switched Reluctance Motor Drives. / Blaabjerg, Frede; Kjaer, Philip; Rasmussen, Peter Omand; Cossar, Calum.

    In: IEEE Transactions on Power Electronics, Vol. 14, No. 3, 1999, p. 563-572.

    Publication: Research - peer-review › Journal article

  61. Published

    Linear Actuator with Moving Permanent Magne. / Ritchie, Andrew Ewen; Yatchev, Ivan.

    Aalborg Universitetsforlag, 1999. (Report, Institute of Energy Technology; No. I14 98 S 0096).

    Publication: Research › Book

  62. Published

    Multidisciplinary Design of Electrical Drives. / Blaabjerg, Frede; Rasmussen, Peter Omand; Pedersen, John Kim.

    PCIM'99 : Proceedings of the International Intelligent Motion (Motor-Con) Conference, Nürnberg, Germany, June, 1999. 1999. p. 201-210.

    Publication: Research › Article in proceeding

  63. Published

    Principper for kredsløbsberegninger. / Christiansen, Hans Chr.

    Aalborg : Aalborg Universitet, 1999. (Report : Institut for Energiteknik, Aalborg Universitet; No. I 14 99 S 0093).

    Publication: Research › Book

  64. 1998
  65. Published

    A Method for Torque-Speed Curve Determination for a DC Compound Motor without Loading the Motor. / Zeng, Zhaohui; Ritchie, Andrew Ewen.

    Proceedings of PEDES'98, International Conference on Power Electronics Drives and Energy Systems for Industrial Growth, Perth, Western Australia, December 1998. 1998.

    Publication: Research › Article in proceeding

  66. Published

    An Automatic Test System with Steady State Load Emulation for Test of Electrical Drive System. / Sandholdt, Per; Ritchie, Andrew Ewen; Pedersen, John Kim.

    Proceedings of International Conference on Electrical Machines, ICEM'98, Istanbul, Turkey, Sept. 1998. Faculty of Engineering : Middel East Technical University, 1998.

    Publication: Research › Article in proceeding

  67. Published

    Analysis of Induction Machines for Design Purposes. / Ritchie, Andrew Ewen.

    Aalborg Universitetsforlag, 1998. (Report : Institut for Energiteknik, Aalborg Universitet; No. I 14 98 S 0091).

    Publication: Research › Book

  68. Published

    Applications for Flywheel Storage System. / Zeng, Zhaohui; Ritchie, Andrew Ewen.

    Aalborg Universitetsforlag, 1998. (Report : Institut for Energiteknik, Aalborg Universitet; No. I 14 98 S 0088).

    Publication: Research › Book

  69. Published

    Bare Shaft testing of Rotating D.C. Electrical Machines using Digital Measurements and Optimisation Techniques. / Ritchie, Andrew Ewen; Rudnicki, M.; Zeng, Zhaohui.

    Aalborg : Aalborg Universitet, 1998.

    Publication: Research › Book

  70. Published

    Design Considerations for the Pole Shoe of a Magnetometer. / Larsen, R. M.; Post, Rasmus; Ritchie, Andrew Ewen.

    Proceedings of OPTIM '98, Brasov, Romania, May 1998. 1998.

    Publication: Research › Article in proceeding

  71. Published

    Determination of the Forces and Torque in Electro-Mechanical Devices with the Help of the Maxwell Stress Tensor. / Degtyareva, E. L.; Potapov, L. A.; Ritchie, Andrew Ewen.

    Proceedings of International Conference on Electrical Machines, ICEM'98, Istanbul, Turkey, Sept. 1998. Faculty of Engineering : Middel East Technical University, 1998.

    Publication: Research › Article in proceeding

  72. Published

    Electric Traction System Design for Fork Lift Trucks. / Zeng, Zhaohui; Ritchie, Andrew Ewen.

    Proceedings of NORPIE'98 : IEEE Nordic Workshop on Power and Industrial Electronics, Espoo, Finland, August 1998. 1998. p. 189-193.

    Publication: Research › Article in proceeding

  73. Published

    Fully Automatic Characterization System for Switched Reluctance Motors. / Rasmussen, Peter Omand; Andersen, Gert Karmisholt; Helle, Lars; Pedersen, John Kim; Blaabjerg, Frede.

    Proceedings of International Conference on Electrical Machines, ICEM'98, Istanbul, Turkey, Sept. 1998. Faculty of Engineering : Middel East Technical University, 1998.

    Publication: Research › Article in proceeding

  74. Published

    Iron Losses and Properties of Soft Magnetic Materials for Electrical Machines. / Ritchie, Andrew Ewen.

    Aalborg Universitetsforlag, 1998. (Report : Institut for Energiteknik, Aalborg Universitet; No. I 14 98 S 0087).

    Publication: Research › Book

  75. Published

    On Faraday's Law and Time-Varying Fields. / Ritchie, Andrew Ewen.

    Aalborg Universitetsforlag, 1998. (Report : Institut for Energiteknik, Aalborg Universitet; No. I 14 98 S 0090).

    Publication: Research › Book

  76. Published

    Selection of Suitable Generic Drive Type to Suit Mobil Drive Applications. / Zeng, Zhaohui; Ritchie, Andrew Ewen.

    Aalborg : Aalborg Universitetsforlag, 1998. (Report : Institut for Energiteknik, Aalborg Universitet; No. I 14 98 S 0086).

    Publication: Research › Book

  77. Published

    Thermal Testing for Inverter-Fed Induction Machines using Mixed Frequency Method. / Tutelea, Lucian; Boldea, Ion; Ritchie, Andrew Ewen; Sandholdt, Per; Blaabjerg, Frede.

    Proceedings of International Conference on Electrical Machines, ICEM'98, Istanbul, Turkey, Sept. 1998. Faculty of Engineering : Middel East Technical University, 1998.

    Publication: Research › Article in proceeding

  78. 1997
  79. Published

    A Magnetic Circuit Approach for Predicting PM Motor Performance. / Rasmussen, Claus B.; Ritchie, Andrew Ewen.

    IAS '97 : Conference Record of the 1997 IEEE Industry Applications Conference : Thirty-second IAS Annual Meeting, October 5-9, 1997, Hyatt Regency Hotel, New Orleans, Louisiana, USA. Electrical Engineering/Electronics, Computer, Communications and Information Technology Association, 1997.

    Publication: Research › Article in proceeding

  80. Published

    Alternativ kompressor : lineær kompressor. / Ritchie, Andrew Ewen; Selbo, T.

    Aalborg : Aalborg Universitet, 1997.

    Publication: Research › Book

  81. Published

    Demonstration Arrangement for Testing Torque Characteristics of DC Motors without any Mechanical Attachment. / Zeng, Zhaohui; Ritchie, Andrew Ewen.

    Aalborg : Aalborg Universitetsforlag, 1997. (Report : Institut for Energiteknik, Aalborg Universitet; No. I 14 98 S 0001).

    Publication: Research › Book

  82. Published

    Diagnostic Methods and Condition Monitoring of Broken Rotor Bars, Voltage Transformers and Zinc-oxide-arresters. / Bak-Jensen, Birgitte; Ritchie, Andrew Ewen.

    Proceedings of SDEMPED '97 : the 1997 IEEE International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives, Carry-le-Rouet, Frankrig. 1997. p. 211-217.

    Publication: Research › Article in proceeding

  83. Published

    Dynamic Model of a Switched Reluctance Motor for Vibration Analysis. / Andersen, Gert Karmisholt; Christiansen, Hans Chr.; Gurholt, R.; Helle, Lars; Hovet, T. G.; Jensen, C. H.; Ritchie, Andrew Ewen.

    Proceedings of the Universities Power Engineering Conference : UPEC 97, held 10-12 Sept. 1997. Technological Educational Institute Iraklio Greece, 1997.

    Publication: Research › Article in proceeding

  84. Published

    Fast Digital Current Control in Switched Reluctance Motor Drive without Current Feedback Filters. / Blaabjerg, Frede; Kjaer, Philip; Rasmussen, Peter Omand; Christensen, Lars; Hansen, Steffan; Kristoffersen, Jesper R.

    EPE '97 : 7th European Conference on Power Electronics and Applications, 8-10 September 1997, Trondheim, Norway. EPE Association, 1997.

    Publication: Research › Article in proceeding

  85. Published

    Improved Reluctance MMF Network for Calculation of Magnetic Field Distribution in Surface Mounted Permanent Magnet Motors. / Rasmussen, Claus B.; Ritchie, Andrew Ewen.

    In: Electromotion, Vol. 4, No. 1, 1997, p. 55-61.

    Publication: Research - peer-review › Journal article

  86. Published

    Magnetiske materialer, beregninger og anvendelser. / Ritchie, Andrew Ewen; Sandholdt, Per; Jensen, Finn.

    Aalborg : Institut for Energiteknik : Aalborg Universitet, 1997.

    Publication: Research › Book

  87. Published

    Multidisciplinær simulering af elektriske drivsystemer : fremtidens store udfordring. / Rasmussen, Peter Omand; Blaabjerg, Frede; Pedersen, John Kim.

    In: Teknisk nyt special, Vol. Nr. 13, 1997, p. 25-28.

    Publication: Research - peer-review › Journal article

  88. Published

    Sammenligning af virkningsgraden for elektromotorer til husholdningsapparater under energi-optimeret drift. / Ritchie, Andrew Ewen; Pedersen, John Kim; Rasmussen, Claus B.; Andersen, Henrik R.

    In: Teknisk Nyt, Vol. Okt., 1997.

    Publication: Research - peer-review › Journal article

  89. Published

    Selection and Comparison by Testing of Motor Drives for Household Refrigerator Compressor. / Rasmussen, Claus B.; Ritchie, Andrew Ewen.

    Proceedings of the First International (III Al-Russian) Conference on Electromechatronics (EMT '97), St. Pedersburg, Russia, May 1997. 1997. p. 262-273.

    Publication: Research › Article in proceeding

  90. Published

    Selection of Suitable Generic Drive Type to Suit the Application. / Zeng, Zhaohui; Ritchie, Andrew Ewen.

    Aalborg : Aalborg Universitetsforlag, 1997. (Report : Institut for Energiteknik, Aalborg Universitet; No. I 14 97 S 0085).

    Publication: Research › Book

  91. Published

    State of the Art Investigation of Brishless Drive System for Electrical Vehicles. / Jacobsen, T. L.; Pedersen, John Kim; Ritchie, Andrew Ewen.

    Aalborg : Institut for Energiteknik : Aalborg Universitet, 1997.

    Publication: Research › Book

  92. Published

    Variable Speed Brushless DC Motor Drive for Household Refrigerator Compressor. / Rasmussen, Claus B.; Ritchie, Andrew Ewen.

    Proceedings of 8th International Conference on Electrical Machines and Drives : 1-3 September 1997, Venue, Robinson College, Cambridge, UK: Conference Publication / Institution of Electrical Engineers. 444. ed. Institution of Engineering and Technology, 1997.

    Publication: Research › Article in proceeding

  93. Published

    Variable Speed Induction Motor Drive for Household Refrigerator Compressor. / Rasmussen, Claus B.; Ritchie, Andrew Ewen.

    ISIE '97 : Proceedings of the IEEE International Symposium on Industrial Electronics : Guimarães-Portugal, University of Minho, July 7-11, 1997. Electrical Engineering/Electronics, Computer, Communications and Information Technology Association, 1997. p. 655-659.

    Publication: Research › Article in proceeding

  94. 1996
  95. Published

    A Dynamometer Performing Dynamical Emulation of Loads with Non-Linear Friction. / Sandholdt, Per; Ritchie, Andrew Ewen; Pedersen, John Kim; Betz, Robert E.

    Proceedings of IEEE International Symposium on Industrial Electronics, ISIE'96, Warsaw, Poland, 1996. IEEE Signal Processing Society, 1996.

    Publication: Research › Article in proceeding

  96. Published

    Analysis of a Permanent Magnet Machine Using Reluctance Network. / Perbo, Jarmo; Ritchie, Andrew Ewen.

    Proceedings of International Conference on Electrical Machines, ICEM'96, Vigo, Spanien, 10-11 Sept. 1996. 1996.

    Publication: Research › Article in proceeding

  97. Published

    Contract of Power Factor Correction and a High Speed Switched Reluctance Motor with a Small DC-Link. / Blaabjerg, Frede; Rasmussen, Peter Omand; Østergaard, Ole.

    Proceedings of SPEEDAM'96 : Symposium on Power Electronics, Electrical Drives Advanced Electrical Motors, Italy, 1996. 1996.

    Publication: Research › Article in proceeding

  98. Published

    Extraction of the Parameters for a Single-Phase Special-cage Induction Motor using an Iterative Method. / Christensen, Leif; Mathiassen, Ole; Rasmussen, Lars Bech; Ritchie, Andrew Ewen.

    Proceedings of IMACS'96, St. Nazaure, France, 1996. 1996.

    Publication: Research › Article in proceeding

  99. Published

    Magnetic Equivalent Circuit Method for Designing Permanent Magnet Motors. / Rasmussen, Claus B.; Ritchie, Andrew Ewen.

    Proceedings of International Conference on Electrical Machines, ICEM'96, Vigo, Spanien, 10-11 Sept. 1996. 1996. p. 103-.

    Publication: Research › Article in proceeding

  100. Published

    Sensorless Control of Switched Reluctance Motor. / Blaabjerg, Frede; Christensen, L.; Hansen, S.; Kristoffersen, J. R.; Rasmussen, Peter Omand.

    In: Electromotion, Vol. 3, No. 3, 1996, p. 141-152.

    Publication: Research - peer-review › Journal article

  101. Published

    The Nordic Research Symposium : Energy Efficient Electric Motors and Drives. / Ritchie, Andrew Ewen.

    Aalborg : Aalborg Universitetsforlag, 1996.

    Publication: Research › Book

  102. Published

    Transient Model of Three-Phase Syncronous Generator and Transformer for Analysis of Inrush Current. / Gislason, Frede; Jensen, Peter R.; Jespersen, Kenneth; Padrah, S.; Pedersen, M. R.; Ritchie, Andrew Ewen; Sander-Larsen, J.

    Proceedings of the 31th Universities Power Engineering Conference, UPEC'96, Iraklio, Greece, 1996. 1996.

    Publication: Research › Article in proceeding

  103. 1995
  104. Published

    A Motor Operation Analysis using Reluctance Net. / Perho, Jarmo; Ritchie, Andrew Ewen.

    Stockholm Power Tech. : International Symposium on Electric Power Engineering : Proceedings, June 18-22 1995. KTH Mechanics, Royal Institute of Technology, 1995.

    Publication: Research › Article in proceeding

  105. Published

    An Improved Knowledge Base of a Fuzzy Logic Diagnostic System for an Induction Motor with Rotor Faults. / Deng, Xiaolan; Jokinen, Tapani; Ritchie, Andrew Ewen.

    Proceedings of Chinese International Conference on Electrical Motors, CICEM'95, Zeijhang Univ., Hongzhon, 1995. 1995.

    Publication: Research › Article in proceeding

  106. Published

    Design and Efficiency Comparison of Electric Motors for Low Power Variable Speed Drives with Focus on Permanent Magnet. / Rasmussen, Claus B.; Ritchie, Andrew Ewen; Andersen, Henrik R.; Pedersen, John Kim.

    Proceedings of the 7th International Conference on Electrical Motors, Machines and Drives, 1995. 1995. p. 428-.

    Publication: Research › Article in proceeding

  107. Published

    Determination of Mechanical Resonances in Induction Motors by Random Modulation and Acoustic Measurement. / Blaabjerg, Frede; Pedersen, John Kim; Ritchie, Andrew Ewen; Nielsen, Peter.

    In: IEEE Transactions on Industry Applications, Vol. 31, No. 4, 1995, p. 823-829.

    Publication: Research - peer-review › Journal article

  108. Published

    Efficiency Comparison of Electrical Motors for Energy Optimized Variable Speed Low Power and Low Cost Household Equipment. / Andersen, Henrik R.; Rasmussen, Claus B.; Ritchie, Andrew Ewen; Pedersen, John Kim.

    Proceedings of the 6th European Conference on Power Electronics and Applications, EPE'95, Brussels, 1995. 1995.

    Publication: Research › Article in proceeding

  109. Published

    New Advanced Control Methods for Doubly Salient Permanent Magnet Motor. / Blaabjerg, Frede; Christensen, Leif; Rasmussen, Peter Omand; Østergård, Leo; Pedersen, Peder.

    Conference Record of the 1995 IEEE Industry Applications Society, IAS'95 : 30th Annual Meeting, Orlando, Fla. 1995: IEEE. 95CH35862. ed. Electrical Engineering/Electronics, Computer, Communications and Information Technology Association, 1995. p. 222-230.

    Publication: Research › Article in proceeding

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