Friday, January 15, 2010

Emissions Performance Standard for Fossil Fuel Plant


I`ve just noticed that the Tories and Lib Dem's are supporting an Emissions Performance Standard in the current energy bill. An emissions performance standard is basically a limit on how pollouting a given application can be; in this case we are talking about power plants but similar regulations can be placed on cars or other vehicles.

In the case of Cars there does seem to be a certain sense to limiting the emissions of the most polluting cars. For me the key point is everyone playing their part. I don't think people are encouraged to buy efficient cars if sports cars and big four wheel drive vehicles getting 10mpg are used on the same roads. Why bother? Of course in Europe we have been persuaded to accept feet wide averages from car manufacturers so they can have both very polluting and very efficient cars.

Now emissions performance standards for the UK's generation fleet are being proposed but whilst i would support this for cars, i`m less sure for the generating network. The reason is intermittency. Renewables don't supply a constant level of power and some periods of high demand correspond with periods of low wind supply. Because we are dealing with rare events (very low wind and very high demand) actually running plants at these times produces very small amounts of polloution even if we are talking about unabated coal. So the key priority is having this capacity available at low cost.

A EPS for all new plant would make sense; the lib dem proposal is somewhat arbitarily linked to coal. An EPS for all existing plant would possibly be very costly. I`m all for getting coal out of our generating mix but this is most economically done by reducing the hours per year that they can work. This way they can still perform a valuable emergency service in the future whilst not significantly impacting carbon reduction goals.

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Thursday, January 07, 2010

My thoughts on the Beauly to Denny transmission line.

Today's news has been dominated by the Scottish Government's approval of a major piece of electricity transmission infrastructure. The Beauly-Denny line is a 135 mile long high voltage (400Kv) electricity line that passes through some of the most scenic areas of Scotland including part of the Cairngorm National Park (CNP) . I live some miles away from the power lines track, but still within the CNP and the idea of 400kV lines passing by my house does bring on deep emotions of rejection and horror. Despite knowing perfectly well that almost every aspect of the landscape in which i live reflects the actions of man--from the deforested and now heath covered hillsides to the grazed valleys and the plantation forests--it somehow feels wild and removed from the economic and political laws that we all except are governing our urban environments. Unfortunately i`m wrong on this, but that doesn't stop me from connecting in a visceral way with the 20'000 people who objected to this line being built.

I support the line because according to the experts it is one vital piece required in the rebuilding of the UK's electricity grid in order to deal with low carbon forms of power. My support for the line is tinged by a sadness for what has unarguably been lost and the sense that there is a disconnect between the act of energy consumption and the large scale consequences. In a way climate change is reducing this disconnect, government policy is starting to shift us away from fossil fuels the damaging results of which where shifted in time and space. No longer are the negative effects of our energy use felt by miners lungs, by communities near to extractive industries or by the victims of climate change either now or in the future. Renewables force all of the impacts of our energy onto the local population in the present and near to where the energy is being used. In a renewable powered future we wont be able to dump the unpleasant results of our energy intense lifestyles overseas or into the future anymore. My conclusion from this is that energy isn't without cost and people need to look at their own energy use; weather it be flying or driving or heating and ask how many wind turbines and how much land would be needed to sustain this lifestyle?

The other big issue that this decision raises for me is local planning control. Earlier in the year the Scottish government called in a golf course planning application and treated that as a national priority. That was absurd and this was clearly of more national significance but 20'000 letters of objection sounds like a lot to me. I wonder what local opinion was like and as an some-time anti-aviation campaigners i have to ask myself where my principles are on this. Should local people be pushed aside under the rubric of the greater good or is that hopelessly naive; do people nationally know what is best for the country or is it all about people controlling their local destiny?

The final issue it raises with me is the difference between environmentalists on the one hand who believe that a landscape is constituted of a places geology, soil, flora and fauna. And on the other hand, hikers, conservation groups, local home owners...and part of me! The latter group are romantics and would sooner see hundreds of millions more spent on under grounding power lines (and damaging local ecology more) rather than see the unique Landscape characteristics altered. It's only part of me that feels this way and i see the flaws in that part only to well. There are plenty in Scotland who rarely see the area we are discussing and even more who don't have the money to spare in increased energy bills for some of the project alternatives. My better side sees that pylons will have minimal ecological impact and will benefit the less well off through lower bills as compared to the alternatives. Also, the idea that under grounding, which involves digging VERY LARGE trenches and incurring efficiency losses would be done in the name of the environment is bizarre. Climate change is a far greater threat to the Cairngorms that even a rather large number of ugly pylons; anyone claiming to care about the Cairngorms as a place must recognise that it is more that a topography for their outdoor pursuits, it is a unique sub-alpine ecosystem worthy of our efforts to leave carbon in the ground.

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Monday, January 04, 2010

UK aviation policy and climate change.

A quick update on aviation and climate change.

Two relavent reports came out at the end of 2009. Most importantly the Committee on Climate Change report on aviation, but also, the Transport select committee report.

1. Committee on Climate Change Report "Meeting the UK Aviation Target"
2. House of Commons Transport Select Committee "The Future of Aviation"

More globally we have a policy measures update from the Pew Centre for Global Climate Change and an update on the latests climate science pertaining to aviation.
  1. Greenhouse Gas Emissions from Aviation and Marine Transportation: Mitigation
    Potential and Policies, Pew Centre for Global Climate Change.
  2. Aviation and global climate change in the 21st century.

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My favourite recent links.

Three of my favourite website finds of recent months.
  1. Have an investment cost from 1980 and wondering how much that is in todays money? Ask this website.
  2. Wondering how much power is being generated by the national grid, how much reserve is present and what the costs are? Check out national grid.
  3. What interesting sessions (video) took part while the politicians bickered in Copenhagen?

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Sunday, January 03, 2010

HoC Hearings on the future of the UK's Electricity Grid

The new Department of Energy and Climate Change oversight committee sitting in the House of Commons has been looking at the future of the UK's electricity grid "The Future of Britain’s Electricity Networks".

  • 1st April: Dr Michael Pollitt Electricity Policy Research Group (EPRG); Professor Goran Strbac, Imperial College London; Dr Jim Watson, Sussex Energy Group
  • 22nd April: National Grid, Scottish and Southern Energy (SSE), Scottish Power, Energy and Utility Skills
  • 29th April:Renewable Energy Association, Scottish Renewables, BWEA, Association of Electricity Producers
  • 6th May: Electricity Northwest + Energy Networks Association + Institute for Energy and Technology
  • 2nd December: Ofgem
You can click on any of these in order to watch the full testimony. I`d really reccomend watching the first video. The people giving testimony are top rate electricity experts and it makes for an interesting discussion.

Mention is made of a book launch by Jim Watson's Colleagues at Sussex Energy Group. I have just ordered the book as i like Jim's message.

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