3 , N O V G O R O D S K AYA S T R ., K H A R K O V, 6 11 4 5 , U K R A IN E T E L .: + 3 8 (0 5 7 ) 7 2 0 -4 2 -4 8 + 3 8 (0 9 6 ) 4 6 5 -6 1 -6 6 W W W.LT U .U A IN F O @ LT U .U A 1 RESEARCH AND PRODUCTION ENTERPRISE LTU Contact person: Director General : Prof. Vyacheslav Borshchov Gennady Nikitsky First Deputy Director-Chief Designer: viatcheslav.borshchov@cern.ch
Outline 2 General information Activities Microelectronics activities LED lighting systems Assembly site viatcheslav.borshchov@cern.ch
General information 3 Established - 2009 Number of employees - ~ 30 persons including Doctors of science - 2 persons; Professors - 3 persons. Total production area - ~ 650 sq.m. Company is registered in the identification service of the European Commission (PIC #948418083) Company is registered supplier for CERN (TEC674) viatcheslav.borshchov@cern.ch
Activities 4 LED lighting systems Microelectronics Detector modules for high- Indoor LED lighting energy physics systems experiments Concentrator photovoltaic Outdoor LED lighting systems Space Solar Arrays viatcheslav.borshchov@cern.ch
Cooperation experience in microelectronics 5 High-energy physics Photovoltaic experiments European Organization for Yuzhnoye State Design Office, Ukraine Nuclear Research (CERN), Switzerland Azur Space Solar Power, Germany GSI Helmholtzzentrum für Schwerionenforschung GmbH, Energies Nouvelles et Germany Environnement, Belgium Physikalisches Institut of the Ricerca sul Sistema University of Heidelberg, Energetico, Italy Germany ASSE, Italy Helmholtz-Institut Mainz, Germany viatcheslav.borshchov@cern.ch
Cooperation experience in LED lighting systems 6 Institute of Semiconductor Physics National Academy of Sciences of Ukraine, Ukraine Association of developers and manufacturers of photoelectronic production, Taiwan Association of manufacturers of photoelectronic products, Korea viatcheslav.borshchov@cern.ch
Microelectronics activity 1 7 DEVELOPMENT AND MANUFACTURE OF COMPONENTS FOR DETECTOR MODULES FOR HIGH-ENERGY PHYSICS EXPERIMENTS viatcheslav.borshchov@cern.ch
Activities for high energy physics experiments 8 8 Detector modules design development Components for modules design development Photomasks design development Components manufacturing (single- and multilayered flexible cables and flexible-rigid boards etc.) Detector modules and components assembling process development Precise assembly jig development Assembly processes implementation at module assembly sites Components reliability tests viatcheslav.borshchov@cern.ch
Activities for GSI: CBM experiment 9 STS Ladder Detector modules Detector module composition Multilayered FEB Shielding layer connection STS-chips Single sensor Double sensor Meshed spacer cables Interstip cable Sensor viatcheslav.borshchov@cern.ch
Activities for GSI: PANDA experiment 10 For PANDA experiment were developed and assembled the first prototypes of sensor-cable-pitch adapter assembly for secondary target. Components pitch- microcable sensor adapter Assembled prototype Secondary target viatcheslav.borshchov@cern.ch
Activities for CERN: ALICE experiment upgrade 11 11 Upgraded ITS Stave composition Multilayered Flex Printed Circuit viatcheslav.borshchov@cern.ch
Activities for CERN: LHCb experiment upgrade 12 Detector box Inner Tracker Detector modules Single sensor Connection cable Detector module prototype Double sensor Triple sensor viatcheslav.borshchov@cern.ch
Mock-ups and demonstrators 13 13 viatcheslav.borshchov@cern.ch viatcheslav.borshchov@cern.ch
Work meetings with partners 14 viatcheslav.borshchov@cern.ch
Microelectronics activity 2 15 DEVELOPMENT AND MANUFACTURING OF RECEIVERS FOR CONCENTRATOR PHOTOVOLTAIC SYSTEMS viatcheslav.borshchov@cern.ch
Concentrator receivers with integrated secondary optical elements 16 "truncated pyramid» SOE type "truncated cone» SOE type Microelectronics team participated (as SE SRTIIE) in FP 7 APOLLON project Number of solar cells - 9 pcs.; Solar cells pitch arrangement (biaxial) - 40 mm; Solar cells photoactive area - square 1,46 × 1,46 mm; - round 1,7 mm; - 750 - with square photoactive area; Concentration ratio - 700 - with round photoactive area; Specular reflection coefficient of the secondary optical elements – 92%. viatcheslav.borshchov@cern.ch
Concentrator receivers with integrated secondary optical elements 17 Unit Receiver for Thermocycle tests Mirror-based Modules at current loading (ASSE, RSE) Samples of receivers on the basis of triple- junction gallium- arsenide solar cells with SOE were tested: Unit Receivers for Apollon Mirror-based Modules on the basis of triple-junctions GaInP/GaAs /Ge- solar cells and ,,Chip-on- Board” (COB) - assembling technology meets the requirements of IEC 62108 viatcheslav.borshchov@cern.ch
Prototype of Concentrator Module with flat Winston concentrators 18 Prototype of Concentrator Module based on triple- junction GaAs solar cells 25% efficiency with bypass diodes № Parameters of solar array Concentrator solar array Flat solar array Quantity of solar cells ( 30х20 mm) per 1. 468 1500 sq.m, pcs Output power on area at AM0, W/sq.m. 2. 302 306 Fill factor (filling solar array by solar cells) 3. 0,28 0,9 for 1sq.m. of array viatcheslav.borshchov@cern.ch
Microelectronics activity 3 19 DEVELOPMENT AND MANUFACTURING OF SPACE SOLAR ARRAYS viatcheslav.borshchov@cern.ch
Solar Array for ,,Sich- 2М” satellite Design of Solar Array 20 Output current (at AM0,1360 W/sq.m., EOF, at T=80 С ) not less then 15,36 A at voltage on load not less than 33,8V Solar Array composition : 1 pc – panel of array – solar cell assemblies 576 pcs – interconnection elements 192 pcs 18 pcs – inter-parts buses 16 pcs – output buses viatcheslav.borshchov@cern.ch
Solar Array for ,,Sich- 2М” satellite key photogenerating element 21 Solar cell Assembly 3G30А type with 30% efficiency Azur Sp а c е Company (Germany, Heilbronn) Successful flight heritage of triple-junction GaAs solar cells from Azur Space Company is more then 10 years (since 2000) Composition of solar cells assembly CIC ( СIC: coverglass- interconnectors-cell): - Solar cell with external bypass diode - Welded leads - Laminated coverglass Main parameters of solar cell ( АМ0, Т = 28 0 С): – efficiency 30% – voltage at point of maximal output power 2,41V – current at point of maximal output power, not less then 0,502 A – maximal output power, 1,2 W – active area 30,18 sq.sm. Parameters of external bypass diode (Т = 25 0 С): – U direct (620m А) < 0,8 V – I reverse (4,0V) < 0,1 uA viatcheslav.borshchov@cern.ch
Technological prototype of Solar Array for ,,Sich- 2M” satellite 22 Technological prototype is fragment of solar array and has been created for verification of design and technological solutions, materials etc. Technological prototype is created based on 3G30A type CICs from Azur Sp а c е Company viatcheslav.borshchov@cern.ch
Main expected parameters of Solar Array for ,,Sich- 2M” satellite 23 Output BOL and EOL parameters of Solar Array (АМ0, Т=80 0 С) Parameter BOL EOL I operative, A 16,45 15,36 U operative, V 37,6 33,8 P operative, W 618,5 519,2 P spec. operative, W/sq.m. 282,0 236,7 ,, М S-2-8 ” VS ,,Sich- 2M”: Solar Arrays specific parameters Value Parameter ,, М S-2-8 ” ,,Sich- 2M” • orbital resource, years 5 5 • EOL specific energy output : - on area, W/sq.m.; 195 236 - по mass, W/kg 65,7 up to 80,0 viatcheslav.borshchov@cern.ch
Solar Array for ,,YuzhSat- 1 ” and ,,GS- 1 ” satellites 24 Solar arrays of the research (non-military) spacecrafts Yuzhsat-1 and GS- 1 (spacecrafts are developed by Yuzhnoye State Design Office, www.yuzhnoye.com). Yuzhsat-1 spacecraft is intended for carrying out ,,Aerosol- UA“ space experiment in order to create a database of satellite measurements of optical characteristics of aerosol and cloud particles in the Earth's atmosphere to improve modeling of climate change. GS-1 spacecraft is intended for testing technology for creating spacecrafts CubeSat class and for carrying out space experiment on the experimental verification of principle technical solutions applied in design of small low- thrust propulsion system by trial switching in space conditions with aim of creating thrust pulses viatcheslav.borshchov@cern.ch
Main expected parameters of Solar Array for ,,YuzhSat- 1” satellite 25 Output BOL and EOL parameters of Solar Battery1 (АМ0, Т=80 0 С) Parameter BOL EOL I operative, A 4,1 4,06 U operative, V 14,42 14,0 P operative, W 59,506 56,78 P spec. operative, W/sq.m. 281,23 270,38 Output BOL and EOL parameters of Solar Battery2 (АМ0, Т=8 5 0 С) Parameter BOL EOL I operative, A 4,1 4,06 U operative, V 10,1 9,8 P operative, W 41,41 39,69 P spec. operative, W/sq.m. 197,1 189,0 viatcheslav.borshchov@cern.ch
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