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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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Choose a hydraulic micro turbine: Pelton or propeller?

Last Post by lilian07 « 26/06/16, 20:34
answers: 73
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Attachments by lilian07 » 14/06/16, 22:24
73 Replies

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energy recovery from wastewater: turbine in sewage treatment plants in Switzerland

Last Post by lilian07 « 25/06/16, 08:38
answers: 20
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Attachments by Obamot » 22/06/16, 11:45
20 Replies

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of electricity producer exercise bike

Last Post by chatelot16 « 28/05/16, 16:13
answers: 103
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by the Egyptian » 09/01/07, 17:02
103 Replies

114039 views

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28/05/16, 16:13
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Portugal 100% green electricity during 4 days in a row in May 2016!

Last Post by Did67 « 25/05/16, 11:37
answers: 3
by Christophe » 20/05/16, 22:20

3 Replies

1351 views

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25/05/16, 11:37
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SOLAR NEED HELP !!!!!!

Last Post by Christophe « 24/05/16, 19:14
answers: 1
by clement13120 » 24/05/16, 19:11

1 Replies

1431 views

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24/05/16, 19:14
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Internship in the field of renewable energy

Last Post by RealChange « 21/05/16, 17:26

by RealChange » 21/05/16, 17:26

0 Replies

1596 views

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21/05/16, 17:26
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Turbine Bearing Active

Last Post by normandajc « 18/05/16, 13:40
answers: 21
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by normandajc » 28/07/15, 07:45
21 Replies

8282 views

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18/05/16, 13:40
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wind resistance discharge

Last Post by claudelemonnier « 16/05/16, 13:37
answers: 5
by claudelemonnier » 15/05/16, 18:16

5 Replies

2739 views

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16/05/16, 13:37
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EDF wind source selector

Last Post by claudelemonnier « 16/05/16, 13:09

by claudelemonnier » 16/05/16, 13:09

0 Replies

1467 views

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16/05/16, 13:09
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Hydropower: load rate penstocks

Last Post by Flytox « 28/03/16, 18:40
answers: 1
Attachments by Christophe » 27/03/16, 14:47

1 Replies

1365 views

Last message by Flytox View the latest post
28/03/16, 18:40
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Small heat pump water-water solar buffer falls?

Last Post by lilian07 « 28/03/16, 12:09
answers: 20
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by Christophe » 21/08/09, 16:02
20 Replies

16161 views

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28/03/16, 12:09
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Support for achieving a hydrau / electric alternator

Last Post by Ahmed « 26/03/16, 19:34
answers: 10
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Attachments by koffioyona » 26/03/16, 11:16
10 Replies

3841 views

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26/03/16, 19:34
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Questioning wind

Last Post by xxx74 « 26/03/16, 08:49
answers: 3
by xxx74 » 08/02/16, 07:33

3 Replies

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26/03/16, 08:49
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Mill with a water wheel to restore

Last Post by oli 80 « 20/03/16, 19:15
answers: 22
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Attachments by 1778 » 19/01/10, 18:07
22 Replies

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20/03/16, 19:15
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Manufacturing a bucket wheel with an irrigation reel

Last Post by Christophe « 18/03/16, 12:59
answers: 40
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Attachments by fredo24 » 17/12/09, 17:31
40 Replies

30630 views

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18/03/16, 12:59
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Hydraulienne EEL Energy

Last Post by Ahmed « 17/03/16, 12:16
answers: 3
by raymon » 17/03/16, 10:34

3 Replies

1201 views

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17/03/16, 12:16
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REVIR wind to low wind ICPE

Last Post by Christophe « 12/03/16, 18:40

Attachments by Christophe » 12/03/16, 18:40

0 Replies

1870 views

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12/03/16, 18:40
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Wind speed regulation against gusts (Mistral)?

Last Post by Grelinette « 06/03/16, 21:39
answers: 18
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Attachments by Grelinette » 01/03/16, 21:50
18 Replies

4083 views

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06/03/16, 21:39
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Authorization for wind measurement mast?

Last Post by Christophe « 09/02/16, 20:53
answers: 13
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by chatelot16 » 09/02/16, 17:37
13 Replies

5643 views

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09/02/16, 20:53
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Three-phase generator for wind turbine

Last Post by chatelot16 « 07/02/16, 17:43
answers: 2
by alfaseb » 03/01/16, 23:43

2 Replies

2708 views

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07/02/16, 17:43
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How to find a water source

Last Post by chatelot16 « 02/02/16, 11:18
answers: 2
by Akram17 » 02/02/16, 06:33

2 Replies

3197 views

Last message by chatelot16 View the latest post
02/02/16, 11:18
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My hydraulic mill 400 houses?

Last Post by Forhorse « 01/02/16, 13:13
answers: 19
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by Snowy » 28/01/16, 10:43
19 Replies

4092 views

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01/02/16, 13:13
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Stidd energy and environment: tidal purchase?

Last Post by simplino « 09/01/16, 14:33
answers: 5
by ProjetTerminale » 08/01/16, 11:29

5 Replies

2371 views

Last message by simplino View the latest post
09/01/16, 14:33
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File build a wind turbine from A to Z

Last Post by rifleman « 29/12/15, 22:44

by rifleman » 29/12/15, 22:44

0 Replies

2453 views

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29/12/15, 22:44
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Reviews of geothermal heated floors

Last Post by lilian07 « 24/12/15, 19:09
answers: 14
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by cranut89 » 29/07/07, 22:04
14 Replies

15530 views

Last message by lilian07 View the latest post
24/12/15, 19:09
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Recover the CO2 from the air ...

Last Post by moinsdewatt « 22/12/15, 14:04
answers: 6
by elephant » 21/12/15, 14:18

6 Replies

2631 views

Last message by moinsdewatt View the latest post
22/12/15, 14:04
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Low cost thermal solar panel

Last Post by lilian07 « 21/12/15, 16:10
answers: 10
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by Laurie Dubois » 10/02/13, 16:52
10 Replies

6022 views

Last message by lilian07 View the latest post
21/12/15, 16:10
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Wind turbine: hub and blades replacement by larger?

Last Post by simplino « 18/12/15, 14:04
answers: 431
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by Ruthenian » 21/01/12, 23:00
431 Replies

99954 views

Last message by simplino View the latest post
18/12/15, 14:04
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A new generation of tidal turbine to capture energy

Last Post by simplino « 04/12/15, 14:17
answers: 1
by jean.caissepas » 22/10/15, 11:42

1 Replies

2379 views

Last message by simplino View the latest post
04/12/15, 14:17
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Innovative tidal turbine concept

Last Post by simplino « 04/12/15, 14:13
answers: 1
by raymon » 05/11/15, 18:36

1 Replies

1543 views

Last message by simplino View the latest post
04/12/15, 14:13
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PACES: spontaneous flow heat pump (JL Pike)

Last Post by Exnihiloest « 01/12/15, 22:09
answers: 1
by Christophe » 01/12/15, 15:49

1 Replies

1917 views

Last message by Exnihiloest View the latest post
01/12/15, 22:09
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Help Request asynchronous motor mounting eolienne

Last Post by sycholote « 24/11/15, 07:04
answers: 2
by Habib » 12/11/15, 12:20

2 Replies

2288 views

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24/11/15, 07:04
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School project construction of a wind turbine.

Last Post by sycholote « 24/11/15, 07:02
answers: 6
by Maxou-INHNI » 28/09/15, 12:23

6 Replies

9377 views

Last message by sycholote View the latest post
24/11/15, 07:02
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Application for help: 1 Wind Era

Last Post by elephant « 19/11/15, 17:35
answers: 9
by Habib » 19/11/15, 16:03

9 Replies

3846 views

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19/11/15, 17:35
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Stator Ista breeze

Last Post by dirk pitt « 11/11/15, 11:11
answers: 3
by franco81 » 09/11/15, 20:17

3 Replies

2346 views

Last message by dirk pitt View the latest post
11/11/15, 11:11
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Photovoltaic painting

Last Post by Remundo « 04/11/15, 17:01
answers: 3
by Oliviattg » 04/11/15, 12:51

3 Replies

1664 views

Last message by Remundo View the latest post
04/11/15, 17:01
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Savonius wind turbine

Last Post by Yamatai « 29/10/15, 14:13
answers: 9
by Yamatai » 13/10/15, 11:42

9 Replies

4263 views

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29/10/15, 14:13
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Wind project for private

Last Post by Macro « 28/10/15, 13:49
answers: 10
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by CelineOleron » 30/09/15, 20:50
10 Replies

4180 views

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28/10/15, 13:49
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Wind energy and wind turbines figures

Last Post by moinsdewatt « 25/10/15, 10:55
answers: 58
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by Christophe » 28/11/06, 15:28
58 Replies

35144 views

Last message by moinsdewatt View the latest post
25/10/15, 10:55
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Methanation (H2 + CO2 -> CH4) to smooth EnR production

Last Post by chatelot16 « 12/10/15, 11:53
answers: 34
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by Christophe » 08/05/12, 18:06
34 Replies

14449 views

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12/10/15, 11:53
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Installing a boiler insert Godin

Last Post by TessCharlain « 05/10/15, 16:03

by TessCharlain » 05/10/15, 16:03

0 Replies

3601 views

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05/10/15, 16:03
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Sunibrain Intellectual Property

Last Post by Remundo « 18/09/15, 15:53
answers: 19
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by bolzaris » 08/09/15, 04:01
19 Replies

4747 views

Last message by Remundo View the latest post
18/09/15, 15:53
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Rosch Gaia yet a motor free energy

Last Post by Exnihiloest « 01/09/15, 11:00
answers: 69
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by raymon » 11/05/15, 09:20
69 Replies

19644 views

Last message by Exnihiloest View the latest post
01/09/15, 11:00
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Reduction of the plastic continent?

Last Post by phil53 « 30/08/15, 23:22
answers: 40
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by Flytox » 27/06/14, 18:47
40 Replies

11634 views

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30/08/15, 23:22
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Wind Improvement

Last Post by Bricolo07 « 15/08/15, 15:18
answers: 16
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by Bricolo07 » 13/04/15, 11:51
16 Replies

9179 views

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15/08/15, 15:18
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Stirling is easy, it's simple, 1900 fan

Last Post by Hic « 10/08/15, 20:05
answers: 13
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by the middle » 25/11/08, 11:45
13 Replies

15776 views

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10/08/15, 20:05
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The energy challenge

Last Post by Ahmed « 01/08/15, 17:05
answers: 153
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by Pierre Yves » 16/07/15, 15:43
153 Replies

20422 views

Last message by Ahmed View the latest post
01/08/15, 17:05
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11KW WIND PROJECT

Last Post by normandajc « 28/07/15, 09:36
answers: 3
by Miagui » 16/06/15, 20:00

3 Replies

2962 views

Last message by normandajc View the latest post
28/07/15, 09:36
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My little wind = fear for my neighbors (justice)

Last Post by antoinet111 « 30/06/15, 12:05
answers: 27
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by dudu25977 » 22/06/15, 14:30
27 Replies

10459 views

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30/06/15, 12:05
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Hydrogen: Nickel oxide iron electrodes: 82% efficiency

Last Post by raymon « 29/06/15, 22:05
answers: 3
by jean.caissepas » 29/06/15, 10:17

3 Replies

2736 views

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29/06/15, 22:05
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Wind self-winding bi blades

Last Post by quebecois « 25/06/15, 15:09
answers: 11
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by quebecois » 23/06/15, 22:12
11 Replies

6774 views

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25/06/15, 15:09
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Project Manager Search

Last Post by HYDROXYGAS_PTY_LTD « 20/05/15, 07:06

by HYDROXYGAS_PTY_LTD » 20/05/15, 07:06

0 Replies

3028 views

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20/05/15, 07:06
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Renewable energy = 2x generation nuclear

Last Post by moinsdewatt « 17/05/15, 13:23
answers: 30
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by Christophe » 27/03/14, 09:58
30 Replies

16219 views

Last message by moinsdewatt View the latest post
17/05/15, 13:23
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Photos ökofen pellet boiler: installation and storage

Last Post by Did67 « 15/05/15, 13:02
answers: 102
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by Christophe » 29/08/08, 18:11
102 Replies

181107 views

Last message by Did67 View the latest post
15/05/15, 13:02
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Floating wind turbine; rotation on itself

Last Post by Remundo « 10/05/15, 16:11
answers: 3
by ielgarch@gmail.com » 10/05/15, 12:58

3 Replies

2715 views

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10/05/15, 16:11
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EDF: artificial lake pumped Revin

Last Post by moinsdewatt « 06/05/15, 12:46
answers: 6
by Christophe » 12/04/15, 20:04

6 Replies

5170 views

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06/05/15, 12:46
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Clean electricity, free and infinite

Last Post by bistrons « 05/05/15, 08:48
answers: 7
by neonavy » 02/04/15, 10:48

7 Replies

4035 views

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05/05/15, 08:48
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concrete problem on wind Eneco Offshore

Last Post by Christophe « 17/04/15, 12:38

by Christophe » 17/04/15, 12:38

0 Replies

3242 views

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Solar Thermal

Last Post by Flytox « 15/04/15, 20:39
answers: 16
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by Bricolo07 » 13/04/15, 11:52
16 Replies

5867 views

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Storage of renewable energy: EOS Energy in Europe

Last Post by camel1 « 08/04/15, 22:10
answers: 1
by jean.caissepas » 24/11/14, 14:19

1 Replies

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08/04/15, 22:10

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