Hydraulic, wind, geothermal, marine energy, biogas ...
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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Energy Transition: Nuclear 75% to 50 2025% in?
by Christophe » 14/10/14, 17:47 - 23 Replies
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15/10/18, 20:58
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25/08/18, 18:05
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A cyclonic supercavitation generator at H2O / CO2
Attachments by Sylvester spiritus » 30/12/17, 22:06 - 121 Replies
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09/08/18, 22:21
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The tidal test future Paimpol-Bréhat park underway
by freddau » 05/07/11, 14:37 - 18 Replies
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30/07/18, 20:57
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01/07/18, 20:42
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30/06/18, 07:00
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Windmaster inverter configuration with a wind HYE 48V
by delerue » 19/04/14, 11:04 - 6 Replies
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03/06/18, 17:43
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20/05/18, 18:48
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17/04/18, 21:07
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The floating offshore wind, 4 types of platforms
by Christophe » 25/04/12, 11:06 - 10 Replies
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14/04/18, 14:26
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- 1 Replies
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- Last message by moinsdewatt
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21/03/18, 22:30
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Storage of wind energy without battery: possible?
Attachments by Lolounette » 18/11/17, 11:58 - 41 Replies
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24/02/18, 14:27
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12/02/18, 00:04
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29/01/18, 19:59
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27/12/17, 16:05
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27/12/17, 15:01
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15/12/17, 13:57
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- 7 Replies
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13/12/17, 12:52
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Wind turbine of P. Ha Pham - Anomaly?
Attachments by falcon1208 » 23/11/17, 15:22 - 10 Replies
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27/11/17, 14:33
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- 10 Replies
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- Last message by Ahmed
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29/10/17, 21:37
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- 4 Replies
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25/10/17, 20:47
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12/10/17, 14:43
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13/09/17, 14:23
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- 4 Replies
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23/06/17, 15:59
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Storage at sea by pumped storage (STEP Maritime) of renewable electricity
Attachments by raymon » 11/06/16, 10:57 - 65 Replies
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20/06/17, 16:05
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New type of pump without electricity or heat engine
Attachments by bignon » 22/04/17, 16:20 - 22 Replies
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28/05/17, 00:02
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generator wind turbine axial flow 10-30w impossible to find?
by zeus01 » 17/04/17, 17:19 - 0 Replies
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17/04/17, 17:19
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training to build a mini hydroelectric power station
by mauriceboka » 30/03/17, 07:19 - 0 Replies
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30/03/17, 07:19
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- 3 Replies
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- Last message by izentrop
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19/03/17, 23:10
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Homebiogas, Pocket digester for cooking at home
Attachments by Christophe » 11/06/16, 15:26 - 7 Replies
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15/03/17, 11:51
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- 4 Replies
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16/02/17, 19:06
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Risk of rupture of the Oroville hydroelectric dam (USA)
Attachments by Christophe » 13/02/17, 14:34 - 2 Replies
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13/02/17, 22:03
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Disinformation: renewables are bankruptcy EDF?
Attachments by Christophe » 24/05/16, 12:24 - 113 Replies
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13/02/17, 03:06
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- 1 Replies
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30/01/17, 14:37
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29/12/16, 20:43
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22/12/16, 03:46
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- 31 Replies
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06/12/16, 17:46
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- 16 Replies
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09/11/16, 01:46
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- 29 Replies
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20/10/16, 18:49
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03/10/16, 01:53
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25/08/16, 18:09
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08/07/16, 17:30
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05/07/16, 11:07
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03/07/16, 08:39
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- 60 Replies
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01/07/16, 13:19
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Choose a hydraulic micro turbine: Pelton or propeller?
Attachments by lilian07 » 14/06/16, 22:24 - 73 Replies
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26/06/16, 20:34
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energy recovery from wastewater: turbine in sewage treatment plants in Switzerland
Attachments by Obamot » 22/06/16, 11:45 - 20 Replies
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25/06/16, 08:38
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- 3 Replies
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25/05/16, 11:37
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24/05/16, 19:14
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21/05/16, 17:26
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- 21 Replies
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18/05/16, 13:40
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16/05/16, 13:37
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16/05/16, 13:09
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- 1 Replies
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28/03/16, 18:40
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Small heat pump water-water solar buffer falls?
by Christophe » 21/08/09, 16:02 - 20 Replies
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28/03/16, 12:09
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Support for achieving a hydrau / electric alternator
Attachments by koffioyona » 26/03/16, 11:16 - 10 Replies
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26/03/16, 19:34
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- 3 Replies
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26/03/16, 08:49
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- 22 Replies
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20/03/16, 19:15
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Manufacturing a bucket wheel with an irrigation reel
Attachments by fredo24 » 17/12/09, 17:31 - 40 Replies
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- Last message by Christophe
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18/03/16, 12:59
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