EMC research and educations at the University of Twente Smart grid & PLC Prof.dr.ir. Frank Leferink Chair EMC 1 EMC group Frank Leferink (also acting chair TE) (1 day/week, other: THALES) Frits Buesink (4 days/week) Projects IOP-EMVT MOPE (EMI and power drive systems) Dr. Dongsheng Zhao (afstudeerder UT), TU Delft, Nu EMC NMi Anne Roc h, heeft proefschrift af, promotie 12 oktober 2012. Nu EMC expert ASML THALES: Lightning w.r.t. composite structures, 2008-2011 Alex Blaj, proefschrift afronding, promotie eind 2012, nu Hitec IOP-EMVT Power Quality & EMC, 2009-2013 Roelof Timens IOP-EMVT Embedded Passives, 2010-1014 Olga Tereshchenko FP7 EU: High Intensity Radiated Fields, 2009-2013 Robert Vogt-Ardatjew, 2012 begonnen Maritime Innovation Bart van Leersum (DMO), 4 d/wk. with DSNS, THALES, Imtech, Lloyd s, 1-2-2012 KP7 EU: Protection of Civil Infrastructures against EM Attack Stefan van de Beek (is nu eerst even naar NIST in Boulder), 1-9-2012 Visiting researchers: Fatou Diouf (France), Ahmed Wefky (Spain) M.Sc. Students, now: van Dam, van de Beek, van Vugt, Stoilescu 2 1
Activities: Education University of Twente lectures: Electromagnetic Compatibility, M.Sc. level Transmissionmedia (antennas, transmissielines): M.Sc. External: Full B.Sc. EMC course at Maritime University Shanghai PAO(PATO): 4 lectures+market EMV (Dusseldorf-Stuttgart) Global University IEEE Young Scientist Program HIRF-SE PhD course reverberation chambers (Italy) EMC courses and demos during conferences Europese Socrates course Several dedicated courses for various companies EMC op Tournee 3 IOP-EMVT, MOPE Many good results Best paper awards Chapter in an ebook (2012) Journal papers (2012) Promotion 12 october 2012 4 4 2
Electric field strength [dbmv/m] 6/13/2012 120 100 80 PDS, radiated emission unshielded cable shielded cable + dv/dt + CMC+C 60 40 Civiele eisen 20 0 0.01 0.1 1 10 100 Frequency [MHz] 5 EMC Studies UT, Bliksem Many nice results Example: Patent rollagers Tric: preloading with pre-loading without pre-loading 6 6 3
Voltage (V) Voltage (V) Voltage (V) 6/13/2012 EMC Studies UT, PQ&EMC Title: Power Quality & EMC Objective: Develop models for power distribution network Program: IOP-EMVT (Min. Economic Affairs) Period: March 2009 February 2013 Resources: Roelof Timens (PhD) 400 300 200 100 0-100 -200-300 -400 Time (s) 7 7 EMC Studies UT, PQ&EMC Power Drive System for ventilations interferes with PV installation PDS off, 0.6V pk : PDS on, 7V pk : 8 Vhf[PE-N] 0.8 0.6 0.4 0.2 0-0.2-0.4-0.6 Vhf[PE-N] 6 4-0.8-0.01-0.008-0.006-0.004-0.002 0 0.002 0.004 0.006 0.008 0.01 Time (seconds) 2 0-2 -4-6 -8-2.5-2 -1.5-1 -0.5 0 0.5 1 1.5 2 2.5 Time (seconds) x 10-3 PV was limited to 40% solution: replace the old CE-marked PDS by another one (also CE-marked) see also slide on PDS emission. 8 4
EMC Studies UT, Embedded Materials Title: Embedded metamaterials Objective: Apply new materials for highly integrated products with lower cost Program: IOP-EMVT (Min. Economic Affairs) Period: April 2010 - March 2014 Resources: Researcher: Olga Tereshchenko 9 9 EMC Studies UT, Embedded Materials Electromagnetic Band Gap structures: PDN (power distribution noise), signal integrity & EMI: 10 Defence 10 5
EMC Studies UT, HIRF-SE Title: High-Intensity Radiated Fields, Synthetic Environment (HIRF-SE) Objective: Develop simulation techniques for EM fields in reflecting environments Program: EC: 7 th Framework Program Period: February 2009 July 2013, nu Jan 2012 - Dec. 2015 Resources: Researchers: Robert Vogt-Ardatjew Dr. Ramiro Serra (now TU/e) 11 11 EMC Studies UT, Maritieme Inno Concept of de mast is de kast for the whole ship Damen Naval Schelde Shipyards, Imtech, DMO, THALES and Lloyd s Bart van Leersum, 4 days per week at the UT. (Bart is employee DMO) Period: 1 jan 2012 31 dec 2015 12 12 6
EMC Studies UT, Structures Strategies for the Improvement of Critical Infrastructure Resilience to Electromagnetic attacks Europese Commissie, 7e kaderprogramma Total budget 4 Meuro. UT: 450k. 8 partners Start: 1 July 2012 PhD researcher: Stefan van de Beek 13 13 The first EMC law: 1892 Power and communication systems, both using the same return path: interference 14 7
15 EU energie reductie plan 40% van totale energie verbruik is electrische energie vermogenselectronica is noodzakelijk om een substantieel deel (geschat wordt: de helft) van de reductie te halen 16 8
Smart Grids http://sg.renesas.com/ecology/eco_society/smart_grid.html 17 Maar wat maakt dat netwerk smart 18 9
Slimme apparaten Electrolux 2012-06-13 19 19 En slimme interactie 2012-06-13 20 20 10
21 Technology push ICT, Materials, bijv. Nanocrystalline Maar vooral: Wide bandgap semiconductors (SiC, GaN) Market pull Smart Grid E-Mobility Energy saving LED lighting Wide-range power systems (50-500V,30-300Hz, AC&DC). 22 11
N Ikeda ISPSD, 2008 6/13/2012 Efficiency wide-bandgap materialen Weerstand Si, SiC en GaN: Maar ook VEEL SNELLER : meer storingen 23 Maar market pull van nieuwe technologie zal resulteren in.. 24 12
EMI, een Stralende Toekomst 25 13