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Friday, November 29, 2013

Diesel power plants face closure in hunt for cheaper energy


The geothermal plant at OlKaria: The government is now turning to cheaper energy sources. FILE

The geothermal plant at OlKaria: The government is now turning to cheaper energy sources. FILE  XINHUA
By Victor Juma


In Summary
  • Energy Cabinet Secretary Davis Chirchir says move is critical to making Kenya a low-cost power economy in the next 3 years.
  • Retirement of the emergency power generators has removed a total of 260 megawatts of expensive electricity from the national grid.


The government has embarked on an ambitious plan to rid the country of expensive diesel power plants, a move that could cut electricity costs by more than 15 per cent beginning mid next year.

Energy Cabinet Secretary Davis Chirchir says the journey to making Kenya a low-cost energy economy has started with the shutdown of all emergency power plants, save for Aggreko’s 30 megawatts (MW) plant in Muhoroni.

Retirement of the emergency power generators has removed a total of 260 megawatts of expensive electricity from the national grid, significantly cutting down the fuel cost segment of consumer bills.
Mr Chirchir says his ministry intends to go further and shut down all diesel and fuel oil power generators or limit their contribution to the national power pool to a bare minimum, pushing down fuel cost charges in the billings even further.

This is the basis upon which the Energy Regulatory Commission (ERC) is projecting a steady decline in the cost of power across the various categories of users beginning mid next year.
“We are bringing on board 70 megawatts of geothermal electricity to the national grid in December,” Mr Chirchir said. “An additional 70 megawatts are coming on board in March and another 40MW in September.”

The plan is to add a total of 240MW of cheaper geothermal power to the national grid by the end of next year. That will raise the contribution of renewable power sources to about 70 per cent from the current 61 per cent.
“The ideal position would be to shut down thermal power plants completely, but we realise that we have contractual obligations with these independent power producers. We have therefore decided to keep their contribution to the minimum in order to cut on the fuel costs,” the minister said.
So central is the removal of thermal power generators from the grid that Mr Chirchir says the government is ready to pay the independent power producers (IPPs) capacity charge – even as they sit idle – to rid the economy of their burden.

That is significant because replacing one megawatt of thermal (diesel or fuel oil) generated electricity with geothermal power cuts the fuel cost charges in the billings by more than 80 per cent from 20 US cents (Sh17) per kilowatt hour (kwh) to four US cents (Sh3) per kwh.
Fuel cost currently accounts for up to 40 per cent of the total consumer bills and pushing it down amounts to big savings for consumers, turning Kenya into a low-cost energy economy.

Mr Chirchir admits that the cost of power will rise for commercial and industrial power consumers next month, but that is a temporary measure arising from last week’s increase in fixed and consumption charges in recognition of the capital investments that industry operators have or are making in the system.
If implemented as planned, the strategy will by June next year start to reverse the looming increase in power costs of up to 11 per cent next month.

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