Monthly Archives: November 2009

Solar energy- does anyone know of a DIY way to make a solar collector and transfer that energy to batteries?

I would like to learn about solar energy and how I can make some panels for my home, of course with in a reasonable budget. My goal is to be able to run a refrigerator and fan off of battery. … Continue reading

Posted in solar energy | 3 Comments

please help with science…..thanks?

As a society, we use large quantities of fuel to heat vast amounts of water each day.The heated water is used for a variaty of purposeses, including the genaretion of electrecity. What advateges and disadvanteges are there to using solar … Continue reading

Posted in solar energy society | 3 Comments

The common salt(NaCl) is the big cheap solution to store a great amount of solar/wind energy. Why not…?

ok… it needs some experimentations, however it seems to work very well… This NaCl peculiarity comes from its high value of the heat of fusion(about 300 kwh/m3 – in addition a little salt mine can easily contain 100 millions m3 … Continue reading

Posted in wind solar energy | 3 Comments

Solar Photovoltaic and Wind Turbine can be combined for maximum power?

Please give me the link and logic explanation on the matter thanks. Experience person in renewable energy most welcome to answer. Well thats an interesting idea, but i consider it an unefficient design.. A wind turbine produces electricity, and so … Continue reading

Posted in photovoltaic solar energy | 3 Comments

Solar energy as an alternative fuel source. Do you agree with my points?

1. Solar energy is not cost effective due to the cost of equipment and the cost fossil fuels needed to create solar energy cells in the first place. If you were to install solar panel on an average home in … Continue reading

Posted in solar energy technology | 8 Comments

Can a Enelop Sanyo portable solar panel generate enough energy to charge a netbook?

I just wanna see if they are worth buying I have an Asus 1008HA if that helps thanks a lot to whoever answers it would take severak hours

Posted in solar energy panel | 3 Comments

are solar energy panels needed to charge a solar battery?

solar batteries can cost upm to thirty thousand dollars.where as ive seen people use a car battery wit an inverter to run electricals.also it is possible to to recharge through a utility hookup at discount price from the utility company,and … Continue reading

Posted in solar energy panels | 1 Comment

What would be the albedo impact of using solar thermal to meet a substantial part of the world’s power needs?

I am interested in this as a contribution to global warming. I have heard several commentators mention this as a problem in passing, but can find no sources on the magnitude of the problem. I am also interested in the … Continue reading

Posted in solar thermal energy | 1 Comment

what would make a solar system add energy to an electric bill instead of replace it?

we installed a pv solar system for a customer, but his meter is speeding up instead of running backwards like all the other systems. what could cause this? Hey Jared, frustrating problem you have there isn’t it? Let’s narrow the … Continue reading

Posted in solar energy systems | 5 Comments

Are solar energy and solar power the same thing?

i want to know if solar energy and solar power are the same thing…PROOF please..or maybe not solar energy: energy from the sun that is converted into thermal or electrical energy solar power: energy from the sun that is converted … Continue reading

Posted in solar power energy | 4 Comments