Solar Thermal Energy Storage: Difference between revisions

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=Basics=
*Solar thermal is a great renewable form of energy
*Despite this it (along with Photovoltaic Solar) only works when the sun shines (ie not at night, and not during storms/sufficiently cloudy days)
*Thus storage is neccisary for more stable power
*This page explores that
=Research=
==Methods==
*Saturated Water
*Molten Salt (or equivalent other substances)
*Heated Solid (Such as a metal cube with an insulating shroud)
*Pressurized Air
*Pressurized/Elevated Water
*Flywheel
*Conversion to Electricity, and Electric Storage
=Industry Standards=
*
=Existing Open Source Designs=
*
=Minimum Viable product=
* Capable of storing x Joules of Energy
=Basic Design=
==Heat Accumulator==
* Either a [[Linear Solar Concentrator]], a [[Parabolic Solar Accumulator]], or an array of [[Open Source Heliostat]]s
==Heat Delivery==
* Either by piping of the working fluid, or a heatpipe
==Heat Storage==
* See Research
=BOM=
*
=See Also=
*
=Useful Links=


*Basic concept of steam accumulators - see p2. -  [http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.525.3795&rep=rep1&type=pdf]
*Basic concept of steam accumulators - see p2. -  [http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.525.3795&rep=rep1&type=pdf]
*Dismisses steam accumulator as not having enough power for turbines. That's correct, but it would have sufficient power for smaller modern steam engines. [http://www.dlr.de/Portaldata/41/Resources/dokumente/institut/thermischept/Solar_Thermal_Energy_Storage_Technologies_Hannover2008.pdf]. Proposes molten salt and concrete blocks as more likely.
*Dismisses steam accumulator as not having enough power for turbines. That's correct, but it would have sufficient power for smaller modern steam engines. [http://www.dlr.de/Portaldata/41/Resources/dokumente/institut/thermischept/Solar_Thermal_Energy_Storage_Technologies_Hannover2008.pdf]. Proposes molten salt and concrete blocks as more likely.
*Saturates water storage - or Ruths storage system - [https://books.google.com/books?id=qBknDwAAQBAJ&pg=PA552&lpg=PA552&dq=storing+solar+energy+in+saturated+water&source=bl&ots=1A57Beq98w&sig=iitvSNBsIXNp-G9vIZltdcVZyO0&hl=en&sa=X&ved=0ahUKEwiSnOCE2YrZAhUG54MKHbvLDg4Q6AEIRzAF#v=onepage&q=storing%20solar%20energy%20in%20saturated%20water&f=false]
*Saturates water storage - or Ruths storage system - [https://books.google.com/books?id=qBknDwAAQBAJ&pg=PA552&lpg=PA552&dq=storing+solar+energy+in+saturated+water&source=bl&ots=1A57Beq98w&sig=iitvSNBsIXNp-G9vIZltdcVZyO0&hl=en&sa=X&ved=0ahUKEwiSnOCE2YrZAhUG54MKHbvLDg4Q6AEIRzAF#v=onepage&q=storing%20solar%20energy%20in%20saturated%20water&f=false]

Revision as of 03:20, 4 February 2018

Basics

  • Solar thermal is a great renewable form of energy
  • Despite this it (along with Photovoltaic Solar) only works when the sun shines (ie not at night, and not during storms/sufficiently cloudy days)
  • Thus storage is neccisary for more stable power
  • This page explores that



Research

Methods

  • Saturated Water
  • Molten Salt (or equivalent other substances)
  • Heated Solid (Such as a metal cube with an insulating shroud)
  • Pressurized Air
  • Pressurized/Elevated Water
  • Flywheel
  • Conversion to Electricity, and Electric Storage



Industry Standards



Existing Open Source Designs



Minimum Viable product

  • Capable of storing x Joules of Energy



Basic Design

Heat Accumulator


Heat Delivery

  • Either by piping of the working fluid, or a heatpipe


Heat Storage

  • See Research



BOM



See Also



Useful Links

  • Basic concept of steam accumulators - see p2. - [1]
  • Dismisses steam accumulator as not having enough power for turbines. That's correct, but it would have sufficient power for smaller modern steam engines. [2]. Proposes molten salt and concrete blocks as more likely.
  • Saturates water storage - or Ruths storage system - [3]