The industry is already able to transform more than 40% of the energy of sunlight directly into useful electricity Recently announced a new record efficiency, in this case the call module efficiency. Usually is separated into cell efficiency, this being achieved only by the cell efficiency, and module efficiency, that which is achieved with the […]
Lies and truths about what is energy efficiency
What we mean by energy efficiency Much has been said and talk about energy efficiency, but do we really know what is energy efficiency? Efficiency is the maximization of resources for obtaining a result. We are more efficient when we use fewer resources for the same purpose or when the same resources we get a […]
Spain returns to bet on renewable energy
Last week pleasantly surprised us a new document made public prepared by the Ministry of Industry on the planning of the electricity sector for the period 2015-2020, in which, either by the proximity of an election or by the goals set in Europe objectives for 2020, Spain opened the door again to install new renewable […]
How much it will cost to install solar panels on your house?
Our professional advice To answer the question of how much it costs to install solar panels on a house we look at what elements are components of a solar system. Thus we see how much it costs a solar kit. We will take the elements that allow us to have a solar system that makes […]
What is a solar inverter?
The solar inverter is responsible for transforming the direct current from the solar panels into alternating current for household use. These devices can be connected directly to the grid of housing. When a solar panel is connected to the solar inverter, home power meter will reduce the speed or rotate counterclockwise. Solar inverters use several solar […]
Install solar panels at home Where do I start?
I’m considering having solar energy at home? From Tienda-Solar, your online store renewable energies give you some tips to consider when having your own solar installation. 1. The first thing to consider when planning a solar installation at home and know the surface that we have to be earmarked for the placement of solar panels. We […]
The government wants us to pay for the sun
After the biggest cut in the support to the renewable energies sector made by any government in the world, last July 12th, with the approval of the Royal Decree-Law 9/2013, which adopts urgent measures to guarantee the financial stability of the electrical system, the government of this banana monarchy in which we live has proposed […]
Renewable Energy with problems
The last few weeks have left a bitter taste to all those feeling renewable as the only way to push this country (Spain). Last Friday the government repealed the decrees of renewable raw that were key to a flourishing industry in this country at the time. We must clarify that while the new facility does […]
Spain in the world ranking of renewable energy production
Renewable energies produced 16.7% of the world’s energy in 2011, with 8.5% of energy produced from traditional biomass and 8.2% produced from all other technologies, mainly solar and geothermal energy. China, the United States, Brazil, Canada and Germany, followed by India, are the countries with the greatest capacity for renewable electrical energy production, including hydroelectric […]