[www.energy-knowledge.net]
Energy BLOG

Triple Waste of Resources - The Modern World Wide Web

Sunday 02 October 2011 in the category Energy

The (more or less) modern world wide web is the basis of a triple waste of resources: raw materials, energy and time. The why and how ...

Energy Storage - Keystone for Mankinds Energy Future

Sunday 04 September 2011 in the category Energy

We speak about coal, natural gas or oil, perhaps about uranium or solar energy. But we have to think in the reverse direction: What services do we need and then do we need theses services.

The near future is solar energy and - perhaps in a far future - the fusion of light nuclei. Energy storage ist the keystone of the solar powered near future of energy supply.

Not Heating - Room Temperature Control!

Saturday 27 August 2011 in the category Energy Technology, Heating

Many believe that the heating device is the major concern to keep a house warm. But that's only a minor point.

Rethink Energy!

Saturday 25 June 2011 in the category Energy

At the moment we think in terms of electricity, petroleum or natural gas. But there is another way of "thinking in energy": Energy services!

A different type of nuclear meltdown in Germany

Wednesday 25 May 2011 in the category Energy

Germany never experienced a nuclear meltdown in one of its nuclear power plants. But a different kind of nuclear meltdown startet with the japanese nuclear desaster at the Fukushima Daiichi power plants: All political parties are biased to shut down nuclear power generation as fast as possible - where "possible" is a little bit unsharp at the moment.

Light: Quality and Quantity count!

Wednesday 25 May 2011 in the category Energy, Light

A lot of articles were written about efficiency of light sources and there power consumption. But what are the essentials of light? Yes, it's quality in terms of rendering or spatial distribution. And it's quantity well choosen for different tasks.

Reduce Heating Energy Demand - Basics

Friday 31 December 2010 in the category Energy

You can do one thing to reduce energy costs: Choose a new supplier or a different type of energy which is cheaper. But you will profit only for a few years form this measure.

Ever thought to reduce the energy demand by a thoughtful optimization of your house or flat? This will reduce future costs and the energy demand. O.k., you are right. You have to invest some money. But this is meant by "thoughtful".

Check the balance between investment and benefit for different measures and different options to find the optimum package!

Who Will Win the Race:
Light Bulbs or Fluorescent Tubes?

Wednesday 29 December 2010 in the category Energy Technology

The big question is: Which light source provides the higher light output per watt of electricity? Many believe that flourescent lamps have a 5 times higher light output per watt. That is true with standard light bulbs. But it is not true for modern state of the art light bulbs.