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Renewable energies except solar electric or thermal (seeforums dedicated below): wind turbines, energy from the sea, hydraulic and hydroelectricity, biomass, biogas, deep geothermal energy ...

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How big with the small: the wind made

Last Post by chatelot16 « 16/08/10, 11:03
answers: 9
by bernardd » 13/08/10, 23:24

9 Replies

4972 views

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16/08/10, 11:03
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Ionization heating ... intox or truth?

Last Post by dedeleco « 13/08/10, 01:58
answers: 6
by reglizz » 10/02/09, 22:25

6 Replies

15641 views

Last message by dedeleco View the latest post
13/08/10, 01:58
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Well (traditional water) and heat pump

Last Post by chatelot16 « 06/08/10, 11:02
answers: 10
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by chleu stone » 05/08/10, 10:44
10 Replies

7389 views

Last message by chatelot16 View the latest post
06/08/10, 11:02
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Clean Energy: The CSP

Last Post by sen-no-sen « 29/07/10, 18:33
answers: 14
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by Econosaurus » 07/06/10, 16:08
14 Replies

5900 views

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29/07/10, 18:33
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energy independence, semi-independence or no ...

Last Post by Napo dwarf « 28/07/10, 08:56
answers: 2
by linette649 » 27/07/10, 17:00

2 Replies

2245 views

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28/07/10, 08:56
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Injecting current on the contract without network?

Last Post by manoria68 « 15/07/10, 14:57
answers: 54
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by Christophe » 01/06/10, 15:37
54 Replies

36379 views

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15/07/10, 14:57
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Install a wind turbine in a tree?

Last Post by gegyx « 20/06/10, 18:59
answers: 37
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by fredrsj8 » 25/04/10, 11:33
37 Replies

15581 views

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20/06/10, 18:59
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Feed Back on ELM leblanc boilers

Last Post by Kalash01 « 19/06/10, 15:50

by Kalash01 » 19/06/10, 15:50

0 Replies

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19/06/10, 15:50
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7 € / month per human being on 20 years for green energy

Last Post by Hic « 14/06/10, 19:54
answers: 33
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by Hic » 08/06/10, 17:07
33 Replies

7951 views

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14/06/10, 19:54
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Pac or gas condensation?

Last Post by Did67 « 14/06/10, 09:10
answers: 30
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by gisier » 09/06/10, 11:47
30 Replies

11841 views

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14/06/10, 09:10
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Do you know the Wolfhart pump?

Last Post by dedeleco « 03/06/10, 22:41
answers: 8
by Mido66 » 18/05/09, 16:30

8 Replies

6742 views

Last message by dedeleco View the latest post
03/06/10, 22:41
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RT calculation 2005 ECS wood boiler and BBC label

Last Post by Christophe « 20/05/10, 15:57
answers: 3
by FrancineD » 20/05/10, 15:09

3 Replies

3198 views

Last message by Christophe View the latest post
20/05/10, 15:57
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Energies Investments and Cooperations: Betz defeated ???

Last Post by Abennor « 18/05/10, 17:23

by Abennor » 18/05/10, 17:23

0 Replies

1270 views

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18/05/10, 17:23
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Creation of wind turbine blades wood

Last Post by zorglub « 12/05/10, 20:56
answers: 3
by airsp » 11/05/10, 23:47

3 Replies

4864 views

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12/05/10, 20:56
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Energy from heat - against Carnot's principle

Last Post by bernardd « 08/05/10, 23:51
answers: 7
by nonoLeRobot » 30/01/06, 18:18

7 Replies

6505 views

Last message by bernardd View the latest post
08/05/10, 23:51
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wind Batteries: 24 or 48V?

Last Post by michel avignon « 08/05/10, 20:55
answers: 6
by kary85 » 30/03/10, 14:25

6 Replies

6076 views

Last message by michel avignon View the latest post
08/05/10, 20:55
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Wind questionnaire

Last Post by Christophe « 06/05/10, 10:33
answers: 1
by kary85 » 06/05/10, 10:06

1 Replies

1885 views

Last message by Christophe View the latest post
06/05/10, 10:33
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Specific heat capacity

Last Post by dedeleco « 05/05/10, 21:43
answers: 10
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by bbenoit » 22/02/10, 22:00
10 Replies

6142 views

Last message by dedeleco View the latest post
05/05/10, 21:43
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Wind Survey

Last Post by bobono « 03/05/10, 13:17
answers: 1
by kary85 » 03/05/10, 10:37

1 Replies

1958 views

Last message by bobono View the latest post
03/05/10, 13:17
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Future of electrical storage: flywheel?

Last Post by minguinhirigue « 29/04/10, 09:00
answers: 4
by minguinhirigue » 04/08/08, 15:38

4 Replies

7827 views

Last message by minguinhirigue View the latest post
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