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dotell

03/03/11 7:43 PM

#18239 RE: Buenijo #18237

I do champion a move to (renewable) hydrogen fuel as an energy storage strategy - that is, H2 produced from the solar PV, solar thermal, or wind powered electrolysis of water.

I think of it as the 'Gold Standard' of energy. A fuel all others should be measured against.

The cost of producing H2 is it's true and entire cost. There are no external costs - those costs that are not reflected by the 'price at the pump' as in almost any other fuel. Conversely, one could identify external benefits that begin to offset the pump costs - such as; 1) while producing hydrogen electrolysis also produces medical grade O2 as a by product , and 2) electrolysis acts as a perfect filter electrolyzing only water and burning it returns only pure water vapor, and 3) in this scheme greenhouse CO2 could be predicted to natural sequester to tree/plant carbon during photosynthesis and actually reverse the impact of greenhouse gas. But, should it be necessary, H2 could be produced as a co-generation product, for example; while heating a house with wood, a Cyclone WHE could be generating electricity to be used to create and store H2. Waste heat from that operation could then be used to heat domestic hot water for a triple bang for the buck. The H2 could be used in an automobile or sold as a commodity.

There are many other reasons - it is stored energy produced by a defined production process and not mined or extracted causing that form of environmental damage, or needing heavy toxic chemical batteries, it has no health concerns other than the dangers involved with those about directly handling the stored H2 (I can address these later), there is a natural decentralizing nature to H2 production and in this way and there are many positive aspects to factor in. All phases of the technology exist. Nearly anyone can electrolyze H2 with little or no labor costs. There would be relatively small infrastructure 'change over' costs.

I see H2 as a fuel for transportation - it can be used in any slightly modified internal combustion engine and it will certainly work efficiently with a Cyclone Engine. Hydrogen is rocket fuel, too.