Tag: solar-power

40 Producing my own energy options in urban area with windows but no roof access? 2013-01-29T20:38:50.510

28 Which solar power technology has the highest energy return on investment (EROI aka EROEI)? 2013-06-08T19:27:23.420

26 Estimating the cost of solar panels and return time? 2013-01-30T20:30:15.467

19 Do small portable solar chargers generate more energy than it costs to produce them? 2013-01-30T14:18:30.217

17 What advantages (any?) has water heating via photovoltaic system over solar thermal system? 2013-02-19T22:33:26.983

16 Should solar panels be installed before or after re-shingling the roof? 2013-11-12T21:14:42.733

15 Would monocrystalline or polycrystalline solar panels perform best in a UK climate? 2013-01-29T20:59:26.790

15 Can solar panels be recycled? 2013-01-30T20:10:43.930

13 What type of photovoltaic cells are the most environmentally friendly? 2013-02-13T07:17:38.647

13 If I can create enough electricty from solar should I store and use it rather than feed back to the grid? 2014-01-16T23:39:38.170

12 Forcing water circulation in solar hot water installation 2013-02-06T09:09:35.210

12 How do white roofs cause global warming? 2015-04-03T00:43:26.677

11 How do I keep my solar panels clean? 2013-06-09T20:07:46.533

10 Options to suggest to landlord for cost savings via renewable energy? 2013-12-03T01:03:25.807

10 What is the state of "artifical photosynthesis" technology, as at March 2014? 2014-03-14T21:16:04.883

10 Are there solar panels that can survive extreme temperature changes? 2017-01-10T22:04:19.110

9 Solar water heater from plastic windows - what are the considerations? 2013-02-06T08:48:07.033

9 Wind turbine vs. solar panel or both? 2013-05-06T14:50:26.770

9 What's needed to set up a personal solar power system? 2013-05-30T17:49:22.423

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

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

9 How can I cheaply evaluate how much solar energy I can collect? 2016-04-22T16:38:38.430

8 what alternatives are there to store solar energy besides a battery 2015-05-04T14:33:25.977

7 Want to build a portable solar refrigerator 2013-06-08T10:56:09.247

7 Are tracking mounts cost-effective for home photovoltaic systems? 2013-06-10T22:02:35.867

7 Instructions for making, and comparisons of, *small* solar thermal collectors 2013-07-17T03:37:34.593

7 Are there types of solar panels that can be made completely locally and independent of fossil fuels? 2014-02-13T15:45:12.160

7 How efficient is it to use an electric car as storage for the energetic overload generated during sun hours (peaks) by solar panels? 2014-03-05T12:53:55.013

7 Investing in Solar Panels in the UK 2014-06-06T12:28:37.470

7 What have been the economic factors behind the build of tracking PV systems? 2014-07-12T09:58:16.397

7 Have spray-on solar cells hit the market yet? What other lightweight cell can I use for unusual shapes? 2014-10-03T22:33:18.910

7 How to improve energy efficiency of composting toilet? 2014-10-08T15:07:08.623

7 Can solar energy be too focused onto a solar cell? 2015-01-13T06:54:58.830

7 Solar PV panels - Worth the cost of more efficient panels? 2015-02-01T18:08:47.937

7 Is creating hydrogen fuel for the fuel cell from the solar panel worth considering? 2015-08-10T05:21:59.800

7 Establishing a Small Commercial Solar Plant 2016-04-17T23:34:15.907

7 Feeding hotwater into modern appliances 2016-08-24T22:43:07.237

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

6 How can I monitor a PV system's performance? 2013-06-21T20:15:39.623

6 Chip Fab producing PV cells? 2013-06-23T14:49:38.123

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 How large a solar panel would I need to electrolyse 1 liter of water? 2015-12-14T13:32:44.233

6 Determine the solar installation size based on W/m² solar irradiance data 2016-01-04T05:12:40.530

6 Is it cost effective to use a solar panel in an apartment if I have a low electricity bill? 2016-03-31T08:47:25.737

6 Can 140 square miles of solar panels power the US? 2016-10-05T22:42:58.313

6 Solar UPS with Priority of Power Sources 2017-03-03T17:08:20.853

6 How to attach more sources of energy to your charge controller 2017-11-05T14:00:50.110

5 Central or Micro inverter 2013-12-31T21:24:06.750

5 Resources for Teaching Children About Solar Panels 2014-02-24T19:42:43.953

5 Can we build a very effective cooling system for house or apartment using solar or wind power? 2014-12-02T15:00:24.373

5 Is the production of hydrogen fuel more efficient than storing the excess solar energy in a battery? 2015-08-10T06:42:39.750

5 How can people afford to be self-sufficient and sustainable? 2015-08-11T09:16:20.640

5 Why are solar panels different colors? 2015-10-07T12:00:20.977

5 Trying to figure out what to buy for my solar power system 2015-12-26T01:44:33.840

5 Converting from W/m² to kWh/m²/day 2016-01-05T12:59:49.783

5 What is the amount of silicon in a 1kw panel? 2016-04-24T21:47:04.597

5 Fusing a Solar (PV) Panel 2016-05-19T05:18:16.353

5 Battery Positive Terminal Growth 2016-08-24T23:27:27.333

5 How much irradiation from the sun is required to generate solar power? 2016-12-19T21:41:39.207

5 PV and Battery circuitry for DIY off-grid solar power 2017-07-04T06:18:13.320

4 Solar cooker design 2013-06-09T19:07:28.180

4 Does a building need an equator-facing roof to take advantage of Solar PV systems? 2013-06-11T03:42:56.987

4 Offsetting with Solar, over what period do you measure the carbon offset 2013-10-06T12:59:25.033

4 If made on-site, what is needed for a solar panel 2014-02-14T00:22:38.620

4 How much energy costs do portable solar panels save in a house? 2015-02-24T08:52:15.070

4 Which battery is best for solar power? 2016-03-08T07:13:50.167

4 Two solar regulators to one battery bank? 2016-05-02T04:59:44.047

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

4 How can I find out what a reasonable rate for installed solar is? 2016-11-23T14:42:35.577

4 Apply solar energy solutions at our apartment? 2017-03-12T16:07:55.837

4 Solar/battery powered portable freezer or fridge? 2017-09-29T11:36:51.420

4 Size and reliability of inverter for refrigerator in an off-grid tiny home 2018-01-23T06:30:50.333

3 Solar energy concentration using cylindrical Fresnel lenses 2014-02-22T18:31:24.083

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 Are there solar concentrator builds that work without tracking? 2015-02-23T13:23:27.700

3 Can I use Ni-MH batteries in my garden solar lights? 2015-06-30T14:05:35.017

3 Solar Lights With Little Sunlight 2016-12-07T20:05:54.930

3 Why is solar energy so expensive? 2017-04-27T15:32:59.973

3 How large should be solar panel to power air conditioner? 2017-05-21T22:08:25.950

3 Solar water-pump working continuously 2017-06-16T02:38:39.683

3 Low-cost solar energy alternatives to power a single appliance in an apartment? 2017-07-10T13:02:16.817

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 Building permits for solar in the USA 2013-10-30T21:14:53.683

2 Coupling a solar DNI dataset with demand loads at different time zones 2015-06-08T08:18:48.593

2 How to make a controlled discharge of batteries connected to the grid? 2015-07-27T17:49:15.557

2 Renting solar panels in another state 2015-12-08T20:38:19.500

2 Detailed breakdown of Solar PV installation site test (site survey) 2015-12-17T07:22:24.807

2 How much capacity inverters and batteries should i need to set up a 800 watts solar panel? 2016-05-13T04:54:32.853

2 What are lead crystal batteries? 2016-08-23T02:50:46.223

1 What is the economic sustainability of solar power 2015-05-01T19:09:24.887

1 How to size an PV array? 2018-03-10T20:48:50.803

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

0 Led powered solar panels? 2018-01-22T16:31:14.153

-2 Solar energy without the sun: Super LED light on top of solar panels? 2014-03-22T00:15:53.270

-5 How does the solar industry fund itself? 2016-04-26T07:00:28.953