Low grade heat engines

• COGEN Microsystems (Aus) www.cogenmicro.com

• International inovations (Aus) www.internationalinnovations.com.au/otello.php

• Infinity Turbine (US) www.infinityturbine.com

• Kender Solar -closed cycle helium turbine (Switzerland) www.kendersolar.com
• ElectraTherm (US) www.electratherm.com

• Ergenics (US) -Metal hydride engines http://www.ergenics.com

• Matteran Energy (US) www.matteranenergy.com

• Phoenix Navigation & Guidance -Tesla turbines (US) www.phoenixnavigation.com

• Freepower (UK) www.freepower.com

• Power Verde (US) http://www.powerverdesolar.com
• Sunoba (Aus)-Barton Evaporation Engine www.sunoba.com.au

• Katrix (Aus) -Expansion engine www.katrix.com.au
• Exorka International -the Kalina cycle (Germany) www.exorka.com
• Ener G Rotors (US) www.ener-g-rotors.com
• Power Chips ( Gibraltar) www.powerchips.gi

Clean energy Desalination

• National Institute of Ocean Technology (India) - ocean thermal gradient combined with vacuum distillation www.niot.res.in
• Acquasol (Aus) -water and power from parabolic troughs and multi effects distilation www.solardesalination.com.au
• Wholistech Ecology (Australia & Germany)- multi effects using flat plate technology. Particularly interesting as they understand the importance of re-mineralizing and energizing the distillate. www.solarthermaldesalination.com
• Sol De Mer (Australia) -Ideas for combining Heliostats and troughs with Multi Effects. www.soldemer.etailcentral.com.au

Bio mass conversion and Bio Char

• BiGchar (Aus) www.bigchar.com.au
• Gasification Australia (Aus) www.gasificationaustralia.com
• BEST energies (Aus) www.bestenergies.com
• Bodgers Hovel- low cost low emeissions kiln project (Aus) www.bodgershovel.com
• Biochar Systems (US) www.biocharsystems.com
• Adam retort www.biocoal.com
• Peter Hirst’s small scale retort method

Geothermal / Hot rocks

• Geodynamics (Aus) www.geodynamics.com.au Cooper Basin. <200 deg c thermal resource and highly variable ambient- ideal Kalina fit
  
• Hotrock (Aus) www.hotrockltd.com Otway Basin. <130 deg c -ORC?
• Aussie Hot Rocks and renewables www.assiehotrocks.com Comprehensive list of companies and technologies
  

Cars / Transport

• Engineair (Aus) Compressed air expansion engines http://www.engineair.com.au

• Riversimple (UK) Open source composite car project http://www.riversimple.com/

Shelter

• Regrowth Pod (Aus) precast concrete, room and services pod www.regrowthpod.com
  

• Shelter Systems (US) Geodesic domes and yurts based on the tensigrity principal www.shelter-systems.com/
• Passive Aunual Heat Storage in underground homes www.norishouse.com/PAHS/UmbrellaHouse.html