Declining North Sea Oil Output - It Is Time To Consider Alternate Uses For The Platforms

Recycling spent oil and gas wells - Having seen theReading University in the 1980's has theoretically
problems disposing of the Brent Spar oil platform,proved the compatibility of the two cycles and
it is time to look for alternate uses for offshorehas shown very large increases in efficiency and
platforms when it becomes uneconomical forpower output, combined with reduced
them to continue production.One alternate useconstruction costs and maintenance.The theory of
could be the extraction of geothermal energy.operation - Special fluids operating in a hermetically
The continental shelf in the UK, where thesesealed pipe system transfer the heat from the
platforms are situated, has a relatively thin earth'sbottom of the well to the surface, by vaporising
crust, giving the wells high bottom holeand moving at near sonic velocity. This vapour
temperatures. Heat from these wells can bepressure is used directly to drive the turbo
utilised to generate electricity and, by the use ofgenerator and is condensed, in an offshore
submersible cables, help power the nationalsituation by cold seawater, before returning via
grid.The extraction system utilises geothermalthe feed pump to the base of the well. The
heat transferred from a hydrothermal reservoirminimum depth of the well needed to drive turbo
into a combined Ultra-Large-Scale Heat Pipe/Highgenerators depends on the geothermal gradient.
Speed Organic Rankine Cycle Turbine. TheIn some cases this could be as small as 900
system, which is called GEESOR (Geothermalmeters. It may be better to look at the minimum
Energy Extraction System Organic Rankine),bottom hole temperature: this would be in the
overcomes the problems of reinjection,region of 150 degrees C, although efficiency would
two-phase fluid movement and environmentalbe greatly improved with a bottom hole
pollution by using a clean working fluid in a closedtemperature of 400 degrees C.The bottom
cycle. The creation of a reservoir, fracturing and1000m of the well is normally fractured to allow
primary fluid movement will also be covered. Thethe heat from the reservoir to transfer to the
system describes an economical alternative toheat pipe. In a hydrothermal field, heat is
fossil fuels and nuclear power as the main sourcetransferred by convection circulation over the
of electrical power generation for the next1,000 metres of exposed formation. Additional
millennium.Governments around the world areangled drilling and hydraulic fracturing to aid this
constantly looking for new innovative forms ofprocess could be utilised.The bottom 1,000 meters
energy. Geothermal energy has by far theof the heat pipe is either rifled or has a capillary
greatest potential when it's put in context withliner to increase the surface area and allow rapid
the reserves of all forms of energy.When oneexpansion of the working fluid. The working fluid is
looks at the planet on which people live, One seesprayed from a return tube where condensed
that the entire fossil fuels, i.e. coal, oil and gas,fluid is reintroduced to the evaporator surface.
come from the earth's crust. The crust makes upThis allows the conversion of liquid to vapour to
only 0.4% of the total mass of the planet, thetake place over a very large surface area. The
remaining 99.6% being hotter than 500 degrees Cvaporised fluid flows up the heat pipe to the
within the crust, increasing to 5000 degrees C atturbine. Cooling water in the condenser provides a
the core.The pressures are constantly generatingstrong pressure differential across the turbine
the heat naturally. This means that geothermalthus generating maximum power. A small feed
energy is infinite in its nature, as it is naturallypump on the turbine shaft reinjects the working
renewable.Geothermal energy is natural nuclearfluid to complete the cycle.20 years ago George
energy - The way the planet is constructed, inLockett known now as HealerGeorge took out a
the form of a number of layers or shells, meanspatent on this system and planned to develop the
that the heat can reach the surface without anyidea into a working demonstration plant but the
trace of nuclear contamination. The radius of thefall in crude oil prices prevented this. Now crude oil
Earth is 6000 kilometres. This distance from theprices have almost doubled and the oil industry is
centre to the surface forms a natural shield and isin World decline; it is time to start to look at this
infinitely safer than any man made nuclearsystem again.Message channelled by George
reactor.The principles of the GEESOR - TheLockett (C) Copyright 2006, All Rights Reserved.*
system has been designed to extract geothermalNew book * "A Journey into the Self -- the
energy out of spent oil and gas wells by themulti-dimensional nature of being human":
transfer of heat from the hydrothermal field usingHealerGeorge Web Site and New BookDescription:
Heat Pipe technology. The heat pipe transfersWhat is this book going to do for YOU? For those
heat to the surface. The working fluid from thewho are seeking a complete energetic makeover,
heat pipe is utilised directly in a high-speed organicas you read it you will feel a stirring and
rankine turbine system.The main innovation is theawakening in the depths of your heart. For those
combination of these two separate cycles, thewho have questions about Shifts in
heat pipe connecting directly to the organicConsciousness, Energy Balancing and Healing within
rankine cycle without the need for a heatthe body, you will find clear answers.
exchanger. Work undertaken by Dr. G. Rice of