LTU Contact person: Director General : Prof. Vyacheslav Borshchov - - PowerPoint PPT Presentation

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LTU Contact person: Director General : Prof. Vyacheslav Borshchov - - PowerPoint PPT Presentation

Jul 12, 2023 315 likes •638 views

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:

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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

RESEARCH AND PRODUCTION ENTERPRISE

LTU

1

Director General : Gennady Nikitsky Contact person:

  • Prof. Vyacheslav Borshchov

First Deputy Director-Chief Designer:

viatcheslav.borshchov@cern.ch

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Outline

 General information  Activities  Microelectronics activities  LED lighting systems  Assembly site

2

viatcheslav.borshchov@cern.ch

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General information

 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)

3

viatcheslav.borshchov@cern.ch

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Microelectronics LED lighting systems

 Detector modules for high-

energy physics experiments

 Concentrator photovoltaic  Space Solar Arrays

 Indoor LED lighting

systems

 Outdoor LED lighting

systems

Activities

4

viatcheslav.borshchov@cern.ch

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SLIDE 5

High-energy physics experiments Photovoltaic

 European Organization for

Nuclear Research (CERN), Switzerland

 GSI Helmholtzzentrum für

Schwerionenforschung GmbH, Germany

 Physikalisches Institut of the

University of Heidelberg, Germany

 Helmholtz-Institut Mainz,

Germany

 Yuzhnoye State Design Office,

Ukraine

 Azur Space Solar Power,

Germany

 Energies Nouvelles et

Environnement, Belgium

 Ricerca sul Sistema

Energetico, Italy

 ASSE, Italy

Cooperation experience in microelectronics

5

viatcheslav.borshchov@cern.ch

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 Institute of Semiconductor Physics National Academy

  • f Sciences of Ukraine, Ukraine

 Association of developers and manufacturers of

photoelectronic production, Taiwan

 Association of manufacturers of photoelectronic

products, Korea

Cooperation experience in LED lighting systems

viatcheslav.borshchov@cern.ch

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DEVELOPMENT AND MANUFACTURE OF COMPONENTS FOR DETECTOR MODULES FOR HIGH-ENERGY PHYSICS EXPERIMENTS

Microelectronics activity 1

7

viatcheslav.borshchov@cern.ch

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Activities for high energy physics experiments

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 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

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Ladder Detector modules

Single sensor Double sensor

STS

Activities for GSI: CBM experiment

Detector module composition

Multilayered connection cables Interstip cable FEB STS-chips Shielding layer Meshed spacer Sensor

viatcheslav.borshchov@cern.ch

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For PANDA experiment were developed and assembled the first prototypes of sensor-cable-pitch adapter assembly for secondary target.

10 Secondary target

Components

sensor microcable

pitch- adapter

Assembled prototype

Activities for GSI: PANDA experiment

viatcheslav.borshchov@cern.ch

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Activities for CERN: ALICE experiment upgrade

11 viatcheslav.borshchov@cern.ch

Upgraded ITS Stave composition

Multilayered Flex Printed Circuit

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Activities for CERN: LHCb experiment upgrade

Inner Tracker Detector box

Single sensor Double sensor Triple sensor Detector module prototype

Detector modules

Connection cable

viatcheslav.borshchov@cern.ch

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Mock-ups and demonstrators

13 viatcheslav.borshchov@cern.ch viatcheslav.borshchov@cern.ch

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Work meetings with partners

14

viatcheslav.borshchov@cern.ch

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DEVELOPMENT AND MANUFACTURING OF RECEIVERS FOR CONCENTRATOR PHOTOVOLTAIC SYSTEMS

Microelectronics activity 2

15

viatcheslav.borshchov@cern.ch

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Concentrator receivers

with integrated secondary optical elements

 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;

 Concentration ratio

  • 750 - with square photoactive area;
  • 700 - with round photoactive area;

 Specular reflection coefficient of the secondary optical elements – 92%.

"truncated pyramid» SOE type "truncated cone» SOE type Microelectronics team participated (as SE SRTIIE) in FP 7 APOLLON project

viatcheslav.borshchov@cern.ch

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Concentrator receivers

with integrated secondary optical elements

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 Unit Receiver for Mirror-based Modules (ASSE, RSE) Thermocycle tests at current loading Samples of receivers

  • n the basis of triple-

junction gallium- arsenide solar cells with SOE were tested:

viatcheslav.borshchov@cern.ch

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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 1. Quantity of solar cells (30х20 mm) per sq.m, pcs 468 1500 2. Output power on area at AM0, W/sq.m. 302 306 3. Fill factor (filling solar array by solar cells) for 1sq.m. of array 0,28 0,9

Prototype of Concentrator Module with flat Winston concentrators

viatcheslav.borshchov@cern.ch

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DEVELOPMENT AND MANUFACTURING OF SPACE SOLAR ARRAYS

Microelectronics activity 3

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viatcheslav.borshchov@cern.ch

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Solar Array for ,,Sich- 2М”satellite

Design of Solar Array

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Solar Array composition:

– panel of array  1 pc – solar cell assemblies  576 pcs – interconnection elements 192 pcs – inter-parts buses  18 pcs – output buses  16 pcs 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

viatcheslav.borshchov@cern.ch

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Solar Array for ,,Sich- 2М”satellite

key photogenerating element

21 Solar cell Assembly 3G30А type with 30% efficiency Azur Spаcе 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 = 280С):

– 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 = 250С):

– Udirect (620mА) < 0,8 V – Ireverse (4,0V) < 0,1 uA

viatcheslav.borshchov@cern.ch

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Technological prototype of Solar Array for ,,Sich-2M” satellite

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 Spаcе Company

viatcheslav.borshchov@cern.ch

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Main expected parameters of Solar Array for ,,Sich-2M” satellite

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Output BOL and EOL parameters of Solar Array (АМ0, Т=80 0С)

Parameter BOL EOL I operative, A 16,45 15,36 Uoperative, V 37,6 33,8 Poperative, W 618,5 519,2

  • Pspec. operative, W/sq.m.

282,0 236,7

,,МS-2-8” VS ,,Sich-2M”: Solar Arrays specific parameters

Parameter Value ,,МS-2-8” ,,Sich-2M”

  • orbital resource, years
  • EOL specific energy output :
  • on area, W/sq.m.;
  • по mass, W/kg

5 195 65,7 5 236 up to 80,0

viatcheslav.borshchov@cern.ch

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Solar Array for ,,YuzhSat- 1” and ,,GS- 1” satellites

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viatcheslav.borshchov@cern.ch

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

  • ptical 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

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Main expected parameters of Solar Array for ,,YuzhSat-1” satellite

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Output BOL and EOL parameters of Solar Battery1 (АМ0, Т=80 0С)

Parameter BOL EOL I operative, A 4,1 4,06 Uoperative, V 14,42 14,0 Poperative, W 59,506 56,78

  • Pspec. operative, W/sq.m.

281,23 270,38

Output BOL and EOL parameters of Solar Battery2 (АМ0, Т=850С)

viatcheslav.borshchov@cern.ch

Parameter BOL EOL I operative, A 4,1 4,06 Uoperative, V 10,1 9,8 Poperative, W 41,41 39,69

  • Pspec. operative, W/sq.m.

197,1 189,0

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Main expected parameters of Solar Array for ,,GS-1” satellite

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Output BOL and EOL parameters of Solar Array (АМ0, Т=80 0С)

Parameter BOL EOL I operative, A 0,514 0,51 Uoperative, V 14,63 14,21 Poperative, W 7,52 7,25

  • Pspec. operative, W/sq.m.

289,2 278,8

viatcheslav.borshchov@cern.ch

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COMPONENTS FOR INDOOR AND OUTDOOR LED LIGHTING SYSTEMS

LED lighting systems

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viatcheslav.borshchov@cern.ch

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Components of lighting systems based on bare LED chips

Experimental samples

  • f LED modules

Aimed for replacing incandescent lamps 40-100 W

Powerful LED modules

(chip-on-board technology) (50-100 W)

viatcheslav.borshchov@cern.ch

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ASSEMBLY SITE

Technological capabilities

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Assembly site is created for assembling

  • f microelectronics devices and units such as
  • components of detector modules
  • components for LED lighting systems
  • concentrator receivers
  • space solar arrays

viatcheslav.borshchov@cern.ch

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Microelectronics devices assembly site

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Automated ultrasonic bonder Manual ultrasonic bonder (TAB/wire) TRESKY T3002-FC3 Semi-automated die bonder& component placer EM-4370 UZSM 2,5 Glue dispenser WP1900 Automated component placer TM240A Soldering robot Quick 9434

viatcheslav.borshchov@cern.ch