20/06/2017

WP4 t tiWP4 presentation

Alejandro DatasInstituto de Energía Solar (IES‐UPM)g ( )

“Next GenerAtion MateriAls and Solid State DevicEs for Ultra High Temperature Energy Storage and Conversion” 

01/01/2017 – 31/12/2017

Grant Agreement 737054

Similar ongoing projects

ARPA‐E Project (USA) 1414 Degrees (Australia) AMADEUS Project (EU)j ( )g ( ) j ( )

Molten silicon+

B i

Molten silicon + 

d li id t l TPV

Molten silicon alloys+ 

TPV & th i iBrayton engine

www.1414degrees.com.au

pumped liquid metal + TPV

(*)

TPV & thermionics

Grant agreement 737054                                                                                                   2

(*)Pumping liquid metal at high temperatures up to 1,673 kelvin, Nature 550, 199–203 (Oct 2017)

Task 4.1: Definition of components and system configuration

YEAR 1 YEAR2 YEAR3

now

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36T1.1 D1.2 D1.4/D1.5 D1.7 D1.10

T1.2 D1.1 D1.3 MS1 D1.6 D1.8 D1.9

T2.1 D2.1 ‐ MS2 D2.2 ‐ MS3

T2.2.1 D2.3T2.2.1 D2.3

T2.2.2 D2.4

T2.3 D2.5 ‐ MS4

T2.4 D2.6

T2.5 D2.7 ‐ MS5

T3.1.1 D3.1

T3.1.2 D3.6 ‐ MS7

T3.2 D3.5

T3.3.1 D3.7 ‐ MS7

T3.3.2 D3.8

T3.3.3 D3.9 ‐ MS8

T3.4 D3.3

T3.5.1 D3.2 ‐ MS6

WP4

T3.5.2 D3.4 D3.12

T3.6 D3.10 ‐ MS9/MS10 D3.11 ‐ MS11

T4.1 D4.1 ‐ MS12

T4.2 D4.2 ‐ MS13

Grant agreement 737054                                                                                                   3

T4.3 D4.3 ‐ MS14

Task 4.1: Definition of components and system configuration

YEAR 1 YEAR2 YEAR3

now

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36T1.1 D1.2 D1.4/D1.5 D1.7 D1.10

T1.2 D1.1 D1.3 MS1 D1.6 D1.8 D1.9

T2.1 D2.1 ‐ MS2 D2.2 ‐ MS3

T2.2.1 D2.3T2.2.1 D2.3

T2.2.2 D2.4

T2.3 D2.5 ‐ MS4

T2.4 D2.6

T2.5 D2.7 ‐ MS5

T3.1.1 D3.1

T3.1.2 D3.6 ‐ MS7

T3.2 D3.5

T3.3.1 D3.7 ‐ MS7

T3.3.2 D3.8

T3.3.3 D3.9 ‐ MS8

T3.4 D3.3

T3.5.1 D3.2 ‐ MS6

D4.1: Definition of componentsand system configuration

T3.5.2 D3.4 D3.12

T3.6 D3.10 ‐ MS9/MS10 D3.11 ‐ MS11

T4.1 D4.1 ‐ MS12

T4.2 D4.2 ‐ MS13

Grant agreement 737054                                                                                                   4

T4.3 D4.3 ‐ MS14

Task 4.1: Definition of components and system configuration

• Very complex decision making

Thermal insulation design

PCM melting point and

Cooling design

PCM melting point and thermophysical data

PCM CompositionVessel design

Low vessel reactivity/solubility High latent heat Open design (pending of g High thermal conductivity Low (or negative) volume expansion

PCM final selection)

Grant agreement 737054                                                                                                   5

Task 4.1: Definition of components and system configuration

• Some parameters could be fixed already to start developing a preliminary prototype

System geometry(ies) Vessel approximate size(s) PCM t i l d lti t t PCM material and melting temperature

Grant agreement 737054                                                                                                   6

Task 4.1: Definition of components and system configuration

• System geometry

Thermal insulationa2

M i

r

Liquid PCM

d PC

M

d PC

M

Heat HeatL

Moving interface

Moving interfacex

TPV emittersolid PCM

Liqu

i

solid

TPV cell r1r2a1

Molten Silicon Storage of Concentrated Solar Power with Integrated Thermophotovoltaic Energy Conversion

A. Datas1, a), M. Zeneli2, C. del Cañizo1, I. Malgarinos2, A. Nikolopoulos2, N. Nikolopoulos2, S. Karellas2, A. Martí1

Grant agreement 737054                                                                                                   7

, , , g , p , p , ,

Task 4.1: Definition of components and system configuration

• Vessel size

Thermal insulationa2

M i

r

Liquid PCM

d PC

M

d PC

M

Heat HeatL

Moving interface

Moving interfacex

TPV emittersolid PCM

Liqu

i

solid

TPV cell r1r2a1

Few 100’s of ml Few liters

Grant agreement 737054                                                                                                   8

Minimum sizes

Task 4.1: Definition of components and system configuration

• First PCM material (for the preliminary prototype)

Liquid hydrogen

Start with Si‐Cu?

Liquid hydrogen Si‐Cu‐B?

Pressurized hydrogen (700 bar)

Si‐B binary alloys

Electrochemical

Grant agreement 737054                                                                                                   9

Task 4.1: Definition of components and system configuration

• Si‐Cu phase diagram

CuSi3 (3% wt Si): Commercially available for steel soldering

Add silicon

Grant agreement 737054                                                                                                   10

Task 4.1: Definition of components and system configuration

• Proposition for the Preliminary System prototype

Thermal insultaion

Inert gas (Ar?)

Si‐Cu alloy (m.p. ~ 1000°C)

Inert gas (Ar?)

TiPV emitter / cathode

Vacuum for TiPV

TiPV anode

Vacuum for TiPVInert gas for TPV

Few 100’s of ml Vessel: SiC, C?

Grant agreement 737054                                                                                                   11

,

Task 4.1: Definition of components and system configuration

YEAR 1 YEAR2 YEAR3

now

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36T1.1 D1.2 D1.4/D1.5 D1.7 D1.10

T1.2 D1.1 D1.3 MS1 D1.6 D1.8 D1.9

T2.1 D2.1 ‐ MS2 D2.2 ‐ MS3

T2.2.1 D2.3T2.2.1 D2.3

T2.2.2 D2.4

T2.3 D2.5 ‐ MS4

T2.4 D2.6

T2.5 D2.7 ‐ MS5

T3.1.1 D3.1

T3.1.2 D3.6 ‐ MS7

T3.2 D3.5

T3.3.1 D3.7 ‐ MS7

T3.3.2 D3.8

T3.3.3 D3.9 ‐ MS8

T3.4 D3.3

T3.5.1 D3.2 ‐ MS6

D4.2: Setup Preparation

T3.5.2 D3.4 D3.12

T3.6 D3.10 ‐ MS9/MS10 D3.11 ‐ MS11

T4.1 D4.1 ‐ MS12

T4.2 D4.2 ‐ MS13

Grant agreement 737054                                                                                                   12

T4.3 D4.3 ‐ MS14

Task 4.2: Setup preparation

• Vacuum/inert gas chamber already installed for testing small prototypes

Grant agreement 737054                                                                                                   13

Task 4.2: Setup preparation

• Furnace structure: molding ceramic parts

Silicone molds Ceramic molding

Grant agreement 737054                                                                                                   14

Ceramic drying/curing Final result

Task 4.2: Setup preparation

• Micro‐furnace structureKanthal filament (up to 1250°C)Kanthal filament (up to 1250 C)

SiC crucible

Grant agreement 737054                                                                                                   15

Power Terminals