Tag: electricity-generation

14 What's the average efficiency of pumped hydroelectric energy storage facilities? 2016-09-17T08:35:55.960

12 How much power can a bicycle generator produce? 2015-03-31T22:54:19.267

11 Which types of spare electric motors from common consumer appliances are suitable to repurpose as generators? 2014-05-02T04:59:28.570

10 Trickle-charging batteries for outdoor usage/ wind turbine suggestions 2013-03-19T14:56:46.883

9 Why are Fresnel lenses not widely used in the production of solar electricity? 2014-05-14T08:33:33.617

8 How many hours a day would you have to pedal to generate enough electricity for your apartment? 2015-12-16T00:16:00.270

8 How the grid is managed in markets with high renewable energy penetration 2016-10-21T08:49:00.850

7 What method is best to gather energy? 2014-10-09T15:50:38.510

7 What are the physical limits on wind turbine size? 2014-12-18T20:21:47.613

7 What scope is there for price reductions in photovoltaic inverter costs? 2014-12-19T10:28:53.730

7 Anything similar to GravityLight that can be readily purchased? 2016-08-10T16:50:28.120

7 Is using vegetable oil for electricity generation more efficient than burning whole plants? 2016-12-07T20:54:40.390

7 Types and quantities of air pollutants by fuel, per kWh, for electricity generation? 2017-03-07T04:47:24.423

7 Is solar energy the best renewable source of energy? 2017-06-17T05:20:32.860

6 Is the energy used to manufacture and install solar panels in proper balance with the energy output from them? 2014-08-25T01:06:27.880

6 Where are the world's wave resources, beyond the UK and Portugal? 2014-12-22T21:34:05.223

6 How accurate are consultant pre-construction energy assessments? 2016-10-10T08:21:50.407

6 What has been the greenhouse gas impact of shutting down Japanese nuclear power plants post-Fukushima? 2016-12-08T10:00:57.640

6 Calculating wheel and motor size for run-of-river hydroelectric generator 2017-03-04T02:44:31.190

6 How can I build an ecologically conscious dam on a small brook? 2018-02-03T16:02:50.613

5 Is an electric vehicle more sustainable just because it runs on batteries? 2014-08-12T06:18:36.870

5 What metrics are usually used to quantify forecasted power error for weather-dependent renewables? 2016-10-24T12:04:06.203

5 Are RECs (Renewable Energy Certificates) an effective method to "green" industry? 2017-01-17T21:27:28.373

4 Is there an "energy returned on materials invested" index for energy sources? 2015-05-05T09:17:12.457

4 Does the price of polysilicon (for solar PV panels) depend on oil prices? 2016-07-02T13:53:10.550

4 Is there a recent study that shows how accurate wind turbine wake models are? 2016-09-20T08:00:03.620

4 What does the P90 of a wind resource mean? 2016-09-28T02:20:28.137

4 Best course of study for learning to build electrical systems and supporting electronics for an off grid power station 2017-03-09T19:17:07.057

4 Is there any way to know if by purchasing renewable energy certificates from my provider is actually modifying their portfolio? 2017-06-01T21:16:51.017

4 Energy storage idea: Pumped hydroelectric storage in ocean using difference in salt content 2017-07-01T12:05:04.307

3 Soot from factories? 2016-12-20T13:26:44.453

2 How effective are "GreenUp" (opt-in utility company green energy) programs? 2015-08-12T16:52:55.740

2 Is it possible to convert rain drops to energy? 2016-11-09T13:12:15.803

2 Is 3 phase electrical generation more efficient to utilize than single phase? 2016-12-06T22:53:39.540

0 Estimating the power that can be generated by a tidal facility 2018-03-08T07:15:09.670

-4 Getting power from an innovative new mechanism 2017-08-06T11:15:42.937