alternative energy Forum at permies

Wood chip trench in a polytunnel...

Number of replies: 7
Started by: Sean Kettle
Last post: Oct 09, 2013 05:26:51 by r john

Jean Pain - Compost Based Bio-Energy System

Number of replies: 11
Started by: Gregor Eisenhorn
Last post: Oct 07, 2013 06:30:15 by ann sterling

Collective learning

Number of replies: 4
Started by: Professor Rich
Last post: Oct 02, 2013 10:31:42 by David Livingston

good news for a change

Number of replies: 1
Started by: paul wheaton
Last post: Sep 30, 2013 09:41:45 by Dale Hodgins

How to make the most efficient compost heated shower

Number of replies: 8
Started by: oaktree Hatfield
Last post: Sep 24, 2013 14:07:07 by ann sterling

Ecomaine Waste To Energy

Number of replies: 4
Started by: Ken Peavey
Last post: Sep 12, 2013 02:49:27 by sheya vaidya

Energy Return on Energy Invested for various fossil fuel and alternative energies?

Number of replies: 6
Started by: Evan McDivitt
Last post: Sep 07, 2013 18:58:23 by Rob Dee

the upside down windmill

Number of replies: 7
Started by: duane hennon
Last post: Sep 05, 2013 09:36:31 by Rob Dee

Low Temp Solar Piston Brayton Cycle with Pebble Thermal Storage

Number of replies: 6
Started by: Nick Raaum
Last post: Sep 03, 2013 01:02:43 by Marcos Buenijo

Isothermal Compressed Air

Number of replies: 1
Started by: Isaac Hill
Last post: Sep 02, 2013 12:24:03 by Marcos Buenijo

Stirling heat motors

Number of replies: 8
Started by: Bill Bianchi
Last post: Aug 20, 2013 17:05:31 by Marcos Buenijo

im new and im into biomass

Number of replies: 5
Started by: matt fluty
Last post: Aug 13, 2013 01:55:06 by matt fluty

Electroculture: the integration of electricity into permaculture practices

Number of replies: 7
Started by: Joseph Pierce
Last post: Aug 12, 2013 06:49:21 by Claire Lyrae

stirling engine

Number of replies: 26
Started by: paul wheaton
Last post: Aug 11, 2013 02:41:03 by joe capcom

Heat Battery

Number of replies: 24
Started by: Bill Fox
Last post: Aug 10, 2013 12:14:27 by Jeff Sayler

Dont throw your old fridge! Insulate it!!

Number of replies: 10
Started by: Allen Bear
Last post: Aug 04, 2013 02:26:09 by Allen Bear

Biomeiler Compost Furnace Workshop

Number of replies: 1
Started by: Scott LeFoll
Last post: Jul 23, 2013 19:05:54 by Ty Morrison

free power generation.

Number of replies: 4
Started by: Wesley johnsen
Last post: Jul 18, 2013 08:27:42 by Weston Ginther

What kind of fuel cell is this???

Number of replies: 11
Started by: Bill Bianchi
Last post: Jul 07, 2013 06:32:24 by Victor Johanson

Configuration for an Off Grid Power Plant

Number of replies: 5
Started by: Marcos Buenijo
Last post: Jul 04, 2013 18:30:02 by Marcos Buenijo

Thermal Electric Generators

Number of replies: 5
Started by: Bill Bianchi
Last post: Jun 18, 2013 21:53:31 by Bill Bianchi

Solid sulphur battery

Number of replies: 1
Started by: Morgan Morrigan
Last post: Jun 17, 2013 10:35:25 by Bill Bianchi

Heat to electricity via osmosis

Number of replies: 3
Started by: Bill Bianchi
Last post: Jun 17, 2013 10:22:26 by Bill Bianchi

graphene battery charged by heat

Number of replies: 12
Started by: Morgan Morrigan
Last post: Jun 15, 2013 14:58:21 by allen lumley

Solar- Diesel (SVO/WVO) Hybrid Energy Container

Number of replies: 0
Started by: John Egenolf
Last post: Jun 08, 2013 13:10:57 by John Egenolf

westhill consulting reviews Open Environmental Data Meets Freedom

Number of replies: 1
Started by: noreen cian
Last post: Jun 03, 2013 02:38:36 by kaitlyn conor

compost heater idea, your thoughts,

Number of replies: 7
Started by: kris turner
Last post: May 30, 2013 22:16:35 by allen lumley

battery power on a food cart. in usa

Number of replies: 1
Started by: ed mick
Last post: May 30, 2013 13:35:40 by allen lumley

backpack stove battery charger

Number of replies: 4
Started by: Morgan Morrigan
Last post: May 22, 2013 11:18:41 by David Livingston

Plasma toroid kickstarter campaign

Number of replies: 1
Started by: Morgan Morrigan
Last post: May 21, 2013 18:27:36 by Bill Bianchi

Lenzless Linear Generator

Number of replies: 4
Started by: Bill Bianchi
Last post: May 20, 2013 18:06:24 by Bill Bianchi

Biomass supercapacitors.

Number of replies: 1
Started by: Morgan Morrigan
Last post: May 18, 2013 19:06:06 by Bill Bianchi

Collection of circuits to try

Number of replies: 0
Started by: Morgan Morrigan
Last post: May 14, 2013 23:56:05 by Morgan Morrigan

Tesla guy Eric Dollard back

Number of replies: 3
Started by: Morgan Morrigan
Last post: May 09, 2013 04:04:57 by Morgan Morrigan

Home geothermal moving forward

Number of replies: 0
Started by: Morgan Morrigan
Last post: May 05, 2013 13:54:36 by Morgan Morrigan

Using the ground to cool water for a/c or refrigeration

Number of replies: 1
Started by: Tom Connolly
Last post: May 02, 2013 12:06:34 by R Scott

Tinker from Utube

Number of replies: 0
Started by: Morgan Morrigan
Last post: Apr 30, 2013 02:42:07 by Morgan Morrigan

TeslaTronix wireless funded

Number of replies: 0
Started by: Morgan Morrigan
Last post: Apr 29, 2013 15:24:27 by Morgan Morrigan

Glow bacteria nightlight

Number of replies: 0
Started by: Morgan Morrigan
Last post: Apr 19, 2013 14:52:15 by Morgan Morrigan

DC transformer coming

Number of replies: 2
Started by: Morgan Morrigan
Last post: Apr 14, 2013 03:08:07 by Morgan Morrigan

LENR update, and a warning.

Number of replies: 0
Started by: Morgan Morrigan
Last post: Apr 14, 2013 02:55:21 by Morgan Morrigan

What would you do with a geothermal resource?

Number of replies: 11
Started by: Claire Gardner
Last post: Apr 13, 2013 16:35:21 by Marcos Buenijo