Tag Archives: intermittent renewables

Limits to Green Energy Are Becoming Much Clearer

Wind and solar don’t replace “dispatchable” generation; they provide some temporary electricity supply, but they tend to make the overall electrical system more difficult to operate because of the variability introduced. Renewables are available only part of the time, so other types of electricity suppliers are still needed when supply temporarily isn’t available. In a sense, all they are replacing is part of the fuel required to make electricity. The fixed costs of backup electricity providers are not adequately compensated, nor are the costs of the added complexity introduced into the system. Continue reading

Posted in Administrative Issues, Energy policy | Tagged , , | 3,984 Comments

How Renewable Energy Models Can Produce Misleading Indications

The energy needs of the world’s economy seem to be easy to model. Energy consumption is measured in a variety of different ways including kilowatt hours, barrels of oil equivalent, British thermal units, kilocalories and joules. Two types of energy … Continue reading

Posted in Alternatives to Oil, Energy policy, Financial Implications | Tagged , , , , | 1,605 Comments