L.I. Chubraeva. Corr. Member of RAS

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1 STATE-OF OF-THE-ART AND NEW DEVELOPMENTS IN HIGH-TEMPERATURE CUPERCONDUCTIVITY IN RUSSIA L.I. Chubraeva Corr. Member of RAS Director of Research Institute of Innovative Technologies in Electromechanics and Electric Power Engineering Saint-Petersburg October 2008

2 The overview is based on scientific and technical activity of: All-Russia Research Institute of Cable Industry (VNIIKP) (Moscow) All-Russia Research Institute of Non-Organic Materials after A.A. Bochvar (Bochvar RINM) (Moscow) Institute of High Energy Physics (IHEP) (Protvino) Institute of Superconductivity and Solid State Physics of Russian Research Center Kurchatov Institute (RRC KI ) (Moscow) JSC Scientific and Technical Center of Electric Power Engineering (JSC STCEPE) (Moscow) JSC Electric Power Engineering Institute after G.M. Krzhizhanovshy (JSC EPEI) (Moscow) JSC Federal Network Company (JSC FNC ) (Moscow) Moscow Aviation Institute (MAI) RSC United Power Networks of Russia (RSC UPNR) (Moscow) Research Institute of Electrical Machinery (NIIElectromash) (Saint-Petersburg) Research Institute of Electrophysical Apparatus after D.A. Efremov (NIIEFA) (Saint- Petersburg) Research Institute of Innovative Technologies in Electromechanics and Electrical Power Engineering of State University of Aerospace Instrumentation (RI ITEPE SUAI) (Saint-Petersburg)

3 1-G G AND 2-G 2 G HIGH-TEMPERATURE SUPERCONDUCTORS Bi 2223 Y 123

4 FIRST ELECTRICAL ALTERNATORS WITH RUSSIAN HTSC BULKS (LENINGRAD, VNIIElectromash) Synchronous generator Induction motor

5 RELUCTANCE AND HYSTERESIS MOTORS WITH HTSC BULKS (MOSCOW, MAI) Unit rating from 0,5 kw to 5 kw, 50 Hz

6 DISC ALTERNATORS WITH HTSC TAPES AND BULKS (SAINT-PETERSBURG, VNIIElectromash)

7 MODEL OF HTSC DC CABLE WITH BI-2223 TAPE (SAINT-PETERSBURG, VNIIElectromash) Russian tape, maximum current in bipolar cable 300 A

8 HTSC CURRENT LEADS FOR LTSC MAGNETIC SYSTEMS (MOSCOW, RRC KI, IHEP, A.A. BOCHVAR RINM) Maximum current 1500 A

9 HTSC AC CABLE (MOSCOW, RRC KI, IHEP, A.A. BOCHVAR RINM) Assembling of the cable Cable testing HTSC wire Bi-2223/Ag Wire dimensions, mm 3.2х х0.3 Cable length, m 2.2

10 HTSC AC CABLE (MOSCOW, RRC KI, IHEP, A.A. BOCHVAR RINM, VNIIKP) HTSC AC cable assembled in the cryostat

11 FAULT CURRENT LIMITER (MOSCOW, RRC KI) Principle scheme of HTSC FCL with saturated magnetic core

12 FAULT CURRENT LIMITER (MOSCOW, RRC KI, IHEP, A.A. BOCHVAR RINM) Model HTSC FCL

13 FAULT CURRENT LIMITER (MOSCOW, RRC KI, IHEP, A.A. BOCHVAR RINM) Development of 10 MVA FCL with saturated magnetic core

14 3-LAYER HTSC CABLE (MOSCOW, RRC KI, A.A. BOCHVAR RINM, VNIIKP, JSC UPN OF RUSSIA ) Operating current: 1000A Cooling medium: LN 2

15 50 KW HTSC POWER INSTALLATION (SAINT-PETERSBURG, RI ITEPE SUAI, NIIElectromash)

16 THREE-PHASE HTSC TRANSFORMER OF SHIELD TYPE

17 SYNCRONOUS HTSC GENERATOR WITH HTSC ARMATURE

18 SYNCRONOUS MOTOR WITH HTSC BULKS AND PM

19 ELEMENTS OF SYNCHRONOUS MOTOR Stator core made of amorphous steel Rotor disk with HTSC bulks Rotor disk with PM Stator winding coils

20 100 KW, 50 HZ HTSC MOTOR (MOSCOW, MAI)

21 200 KW, 50 HZ RELUCTANCE MOTOR (GERMANY, OSWALD CO, MOSCOW, MAI)

22 500 KW, 50 HZ SYNCHRONOUS MOTOR (GERMANY, IPHT, MOSCOW, MAI) Rotor cross-section General view

23 CRYOPUMP FOR A HTSC CABLE (MOSCOW, MAI)

24 EXPERIMENTAL INSTALLATION OF ENERGY TRANSMISSION VIA HTSC CABLE WITH HYDROGEN COOLING (MOSCOW, MAI)

25 DEVELOPMENT OF TECHNOLOGY OF HTSC RACE-TRACK COIL MANUFACTURING (RI ITEPE SUAI)

26 DEVELOPMENT OF TECHNOLOGY OF HIGH-VOLTAGE SADDLE-SHAPE SHAPE COIL MANUFACTURING (RI ITEPE SUAI)

27 35 MW, 3000 RPM HTSC TURBOGENERATOR (SAINT-PETERSBURG, RI ITEPE SUAI) Rated voltage (linear) - 10,5 kv, rated current - 2,4 ka, frequency 50 Hz, frequency of rotation 3000 rpm

28 MODEL OF A MOBILE NUCLEAR POWER PLANT (FMPP)

29 COMPARISON OF MAIN PARAMETERS OF HTSC AND CONVENTIONAL TURBOGENERATORS Parameter 35 MW HTSC Air-cooled generator ТФ-35-2М5 Generator mass (with exciter) kg kg Stator mass kg kg Rotor mass 4500 kg kg Stator length 2995 mm 4700 mm Stator outer diameter 1800 mm 3000 mm Distance between bearings 3500 mm 5400 mm

30 MACHINE HALL WITH HTSC EQUIPMENT

31 PRINCIPLE SCHEME OF THE TEST-BED WITH 30 M HTSC CABLE (MOSCOW, JSC STCEPE ) 1 HTSC cable, 2 cryogenic installation

32 HTSC CABLE MANUCACTURING (MOSCOW, VNIIKP) HTSC cable insulating Assembly of HTSC tape layers

33 MAIN PARAMETERS OF HTSC CABLE (MOSCOW, VNIIKP, RRC KI,, JSC FNC, ENIN, JSC STCEPE ) Rating voltage - 20,0 kv Maximum operating voltage- 24 kv Rating current А Permissible current overload - 30 % (~2000А) for 6 hours Steady-state current value of a three-phase fault in the cable - (12,5-31,5 kа) Fault existence time - (0,25-1,5) seconds. Specific loss power in the cable at rating current - up to 6 W/m at three phases Heat leakage via current leads and flexible cryostats up to 1200 W.

34 CURRENT LEADS FOR HTSC CABLE Institute of Superconductivity and Solid State Physics of Research Center Kurchatov Institute Research Institute of Electrophysical Apparatus after D.A. Efremov

35 TESTING AREA OF JSC «RTC ELECTRIC POWER ENGINEERING» First Russian high-current cable, 30 m length

36 THANK YOU FOR YOUR ATTENTION