Tag: renewables

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

9 How renewable is diatomaceous earth? (How much is left on earth?) 2014-01-21T05:42:23.330

9 How worthwhile is it to use energy during daylight to take advantage of grid-based solar power? 2014-07-19T02:46:15.803

8 How are readings from the wind sensors mounted on wind turbines influenced by the blades' wakes? 2016-09-30T08:48:49.967

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

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 Transmit solar over multiple time-zones? 2015-04-29T06:59:18.177

7 Is pellet fuel a sustainable energy source in the way it's used now? 2016-02-07T11:23:13.763

7 Is "renewable" a proper term for both solar and hydro power? 2016-12-03T04:22:17.653

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

6 How long does it take to construct a new port suitable for offshore wind construction? 2013-12-28T07:42:44.247

6 How quickly can the offshore-turbine supply chain expand? 2013-12-28T09:04:51.660

6 What is the number 1 country by global installed wind capacity: the United States or China? 2014-11-24T09:16:53.670

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

6 Why the world is using non renewable resources? 2015-06-25T12:03:09.980

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

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

5 What is the % of energy produced per year which is renewable energy (including hydropower, biomass, ...) in the U.S. and in the whole world? 2014-11-24T07:13:32.200

5 What's the applicability of biochar? 2014-12-30T10:43:59.047

5 Can The UK Be Powered Practically By 100% Renewables? 2015-03-22T13:45:39.033

5 Are there different types of water-source heat pump? 2015-11-19T16:22:42.553

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 I'm on mains gas and live in England, am I eligible for the domestic RHI? 2013-06-23T16:48:50.073

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

4 Solar Panel short section of string due to obstacle 2015-11-11T09:19:37.897

4 Hydro-electric generation from roof-collected rainwater 2015-11-23T09:30:54.053

4 What are the advantages and disadvantages of using lidars over sodars for wind resource assessment? 2016-09-15T07:56:19.587

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

4 Which part of the process of estimating wind resource has the potential greatest benefit from further research? 2016-09-27T05:42:42.130

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

4 What is a good database containing wind speed and direction? 2016-11-20T20:43:38.800

3 What are the biggest supply-side logistical constraints on the expansion of offshore wind? 2013-05-18T20:16:20.100

3 What is the difference between "hydro" and "tidal/wave"? And what is the difference between "solar (heat)" and "solar panels"? 2014-11-24T08:42:00.647

3 Is a master's degree in computer science relevant for working in sustainable living? 2016-10-28T15:24:40.150

3 Should we leave all fossil fuels in the ground and not use them? 2016-11-22T11:08:57.990

3 Cost benefit analysis of a PV array with racking to set optimal angle, vs a larger array 2018-03-09T17:57:52.597

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

2 Are Eco-Schools more effective teaching children about sustainability? 2016-05-31T08:05:23.460

1 How many vessels does it take to build an offshore wind farm? 2013-12-28T07:54:40.497

1 What software should I use to design and simulate a solar-assisted cooling system? 2015-08-05T15:50:03.293

1 What is the difference between Geothermal HVAC and Heat pump? 2015-11-17T05:21:15.513

1 Are there any articles that describe to correlation between the forecast errors for renewable energy resources, depending on the distance? 2018-03-03T09:46:38.010

0 Does a PV panel take more energy to build than it generates in its lifetime? 2016-05-25T09:23:33.513

0 Is it possible to reverse the air flow of a roof turbine/whirlybird? 2017-10-29T22:25:18.563

-3 How close are renewables prices to scrap value? 2016-07-10T03:14:25.630