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Concentrating Solar Thermal Gathers Momentum –  presented at ANSZSES Solar 09, modified for beyond   zero emmissions K Lovegrove,  Solar Thermal Group – School of Engineering CECS, Australian National University ( http://solar-thermal.anu.edu.au  )
[object Object],[object Object],[object Object]
Concentrating Solar Power is: Parabolic Trough Central Receiver Paraboloidal Dish Linear Fresnel
354MWe “SEGS” plants going strong after 20 years Steam turbines are the dominant power house
New wave of CSP since 2006 ,[object Object],[object Object],[object Object],[object Object],[object Object]
Began with Nevada Solar One (Acciona) ,[object Object],[object Object],[object Object],Slide courtesy of R Buch, DLR Germany
Slide courtesy of Michael Geyer
Spain is leading thanks to generous feed in tariff - 400MWe under const plus “true pipeline” projects of14.7GW @Sept09
South West USA states about to happen?
[object Object],[object Object],[object Object],[object Object],Pics from Zarza, SolarPACES 09
Several serious players for commercial Tower systems
Slide from Kolb, SolarPACES 09
Slide from Kolb, SolarPACES 09
Slide from Kolb, SolarPACES 09
[object Object],[object Object],[object Object],Linear Fresnel
Ausra CLFR @ Liddell 40MW Solar boiler preheating 285 º C, 70b
Storage recognised as immediate competitive advantage for CST
Laing SolarPACES 09, reports a 1MWh combined storage system for steam
Slide courtesy of Michael Geyer  Andasol I is new benchmark for solar plants with storage
andasol 1 storage system: 􀀹  NITRATE MOLTEN SALTS (60% NaNO3 + 40% KNO3) 􀀹  TWO TANKS: 􀀹  COLD: 292 ºC 􀀹  HOT: 386 ºC 􀀹  14 m HEIGHT, 38.5 m DIAMETER 􀀹  1010 MWh CAPACITY = 7.7 EQUIVALENT HOURS = 28.500 TONNES 􀀹  HEAT EXCHANGERS HTF/SALTS 􀀹  THERMAL DUTY: 131 MWt charging, 119 MWt discharging 􀀹  NUMBER OF UNITS: 6 􀀹  PUMPS: 4 UNITS IN COLD TANK (3 + 1), 3 IN HOT TANK
[object Object],[object Object],[object Object],[object Object],eSolar – an impressive new player
Dish systems? ,[object Object],[object Object],[object Object],[object Object],[object Object]
Australia? At least we are on the radar screen  
=1.3% global electricity Future Prospects  – lessons from wind
Source: Sargent & Lundy, 2003
[object Object],[object Object],[object Object],[object Object],[object Object],The ANU / Wizard Gen II Big Dish   (the slightly bigger dish)
Why Big  Dishes? ,[object Object],19.14% 13.81% 10.59% Annual Solar to Electric Eff 0.94 0.92 0.98 Power plant availability 0.86 0.864 0.827 Electric loss efficiency 0.35 0.405 0.35 Turbine power cycle efficiency 1 0.983 1 Storage Efficiency 0.961 0.995 0.961 Piping loss efficiency 0.92 Transient effects 0.9 0.783 0.729 Receiver thermal efficiency 0.85 0.56 0.533 Solar Field Optical Efficiency 10MWe 13.6MWe 30MWe Size ANU Serg&Lund Serg&Lund Dish 10 SolarTres SEGs VI System Tower Trough
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Details
Site works started Feb 08…
Jig will be re-used on future Wizard Power projects
Photogrametry used to measure / adjust support point positions
Coils of sheet steel in…. Structural sections out On site containerised section rolling machine
31 March 2009
380 identical mirrors
Mirrors attached by gluing – no adjustment
First sun 29 June 2009
Only 80m 2  of mirrors were deployed
Whoops …..
Images of passing clouds are encouraging…
First operation with all mirrors
Whoops 2….. Image trajectory
Whoops 3…..
Lets try astronomy
Image of Jupiter
Jupiter Full Moon Full Moon over exposed
Relative intensity How good is it really? Target  dimensions in mm ,[object Object],[object Object],[object Object]
The new dish was designed and built 95% in house - Many thanks to ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Support from the Australian federal government under the “Renewable Energy Initiative” and the “Advanced Energy Storage Program” is gratefully acknowledged
 
 
The real debate Australia needs to have
Exports Coal & Gas Crops & Algae Water Big Dish solar thermal concentrators used to produce hydrogen and liquid fuels (e.g. methanol) from high temperature solar conversion of coal, gas & biomass In the long term achieved by the thermochemical splitting of water 2012+ 2015+ 2020+ The Future -  Exporting Solar Energy to the World Solar Powered Transition to Hydrogen & Emission Free Liquid Fuels   Coal & Gas To Liquid Fuels Biomass to Liquid Fuels Thermochemical Water Splitting
Solar Power station to provide all of Japan’s energy needs ? Legend      greater than 24MJ/m2day      less than 24 but greater than 23mJ/m2day      less than 23 but greater than 22mJ/m2day       less than 22 but greater than 20mJ/m2day       less than 20 but greater than 18mJ/m2day      less than 18 but greater than 16mJ/m2day         less than 16MJ/m2day   338km x 338km, 20% coverage of land with 20% efficient collectors
Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object]

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Dr Keith Lovegrove unveiling the new Big Dish

  • 1. Concentrating Solar Thermal Gathers Momentum – presented at ANSZSES Solar 09, modified for beyond zero emmissions K Lovegrove, Solar Thermal Group – School of Engineering CECS, Australian National University ( http://solar-thermal.anu.edu.au )
  • 2.
  • 3. Concentrating Solar Power is: Parabolic Trough Central Receiver Paraboloidal Dish Linear Fresnel
  • 4. 354MWe “SEGS” plants going strong after 20 years Steam turbines are the dominant power house
  • 5.
  • 6.
  • 7. Slide courtesy of Michael Geyer
  • 8.
  • 9. Spain is leading thanks to generous feed in tariff - 400MWe under const plus “true pipeline” projects of14.7GW @Sept09
  • 10. South West USA states about to happen?
  • 11.
  • 12. Several serious players for commercial Tower systems
  • 13. Slide from Kolb, SolarPACES 09
  • 14. Slide from Kolb, SolarPACES 09
  • 15. Slide from Kolb, SolarPACES 09
  • 16.
  • 17. Ausra CLFR @ Liddell 40MW Solar boiler preheating 285 º C, 70b
  • 18. Storage recognised as immediate competitive advantage for CST
  • 19. Laing SolarPACES 09, reports a 1MWh combined storage system for steam
  • 20. Slide courtesy of Michael Geyer Andasol I is new benchmark for solar plants with storage
  • 21. andasol 1 storage system: 􀀹 NITRATE MOLTEN SALTS (60% NaNO3 + 40% KNO3) 􀀹 TWO TANKS: 􀀹 COLD: 292 ºC 􀀹 HOT: 386 ºC 􀀹 14 m HEIGHT, 38.5 m DIAMETER 􀀹 1010 MWh CAPACITY = 7.7 EQUIVALENT HOURS = 28.500 TONNES 􀀹 HEAT EXCHANGERS HTF/SALTS 􀀹 THERMAL DUTY: 131 MWt charging, 119 MWt discharging 􀀹 NUMBER OF UNITS: 6 􀀹 PUMPS: 4 UNITS IN COLD TANK (3 + 1), 3 IN HOT TANK
  • 22.
  • 23.
  • 24. Australia? At least we are on the radar screen 
  • 25. =1.3% global electricity Future Prospects – lessons from wind
  • 26. Source: Sargent & Lundy, 2003
  • 27.
  • 28.
  • 29.
  • 30. Site works started Feb 08…
  • 31.
  • 32. Jig will be re-used on future Wizard Power projects
  • 33. Photogrametry used to measure / adjust support point positions
  • 34. Coils of sheet steel in…. Structural sections out On site containerised section rolling machine
  • 35.
  • 36.
  • 37.
  • 39.
  • 40.
  • 41.
  • 42.
  • 43.
  • 44.
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  • 47.
  • 48.
  • 49.
  • 50.
  • 51.
  • 52.
  • 53.
  • 54.
  • 55.
  • 56.
  • 58.
  • 59.
  • 60. Mirrors attached by gluing – no adjustment
  • 61.
  • 62.
  • 63. First sun 29 June 2009
  • 64.
  • 65. Only 80m 2 of mirrors were deployed
  • 67.
  • 68.
  • 69.
  • 70.
  • 71.
  • 72. Images of passing clouds are encouraging…
  • 73. First operation with all mirrors
  • 74.
  • 75.
  • 76. Whoops 2….. Image trajectory
  • 78.
  • 79.
  • 82. Jupiter Full Moon Full Moon over exposed
  • 83.
  • 84.
  • 85.  
  • 86.  
  • 87. The real debate Australia needs to have
  • 88. Exports Coal & Gas Crops & Algae Water Big Dish solar thermal concentrators used to produce hydrogen and liquid fuels (e.g. methanol) from high temperature solar conversion of coal, gas & biomass In the long term achieved by the thermochemical splitting of water 2012+ 2015+ 2020+ The Future - Exporting Solar Energy to the World Solar Powered Transition to Hydrogen & Emission Free Liquid Fuels Coal & Gas To Liquid Fuels Biomass to Liquid Fuels Thermochemical Water Splitting
  • 89.
  • 90. Solar Power station to provide all of Japan’s energy needs ? Legend      greater than 24MJ/m2day      less than 24 but greater than 23mJ/m2day      less than 23 but greater than 22mJ/m2day       less than 22 but greater than 20mJ/m2day       less than 20 but greater than 18mJ/m2day      less than 18 but greater than 16mJ/m2day       less than 16MJ/m2day 338km x 338km, 20% coverage of land with 20% efficient collectors
  • 91.