coal fired power utilities Articles

  • A Review of Cavitation-Erosion Resistant Weld Surfacing Alloys for Hydroturbines

    AbstractAn improved weld surfacing alloy has been developed and tested to resist cavitation-erosion in hydroturbines. Typical wear characteristics experienced in laboratory testing has been correlated to actual service conditions. A metallurgical evaluation shows that a high strain, work hardening austenitic stainless steel produces superior resistance to cavitational erosion. Several industrial ...


    By Castolin Eutectic

  • Tuning Your Boiler for Fuel Savings – Out with the Old in with the New Technology

    The USA has about 811,000 MW of installed generation and over 52% of our Electric power is produced by aging coal fired power plants. The average utility boiler furnace was designed about 30-40 years ago. According to DOE records, the average boiler in 1974 was fired with 80% bituminous coal. Now, western PRB coal is much more prevalent and represents about 50% of total coal ...

  • Coal-fired power on the way out?

    The past two years have witnessed the emergence of a powerful movement opposing the construction of new coal-fired power plants in the United States. Initially led by environmental groups, both national and local, it has since been joined by prominent national political leaders and many state governors. The principal reason for opposing coal plants is that they are changing the earth’s climate. ...


    By Earth Policy Institute

  • Our global Ponzi economy

    Our mismanaged world economy today has many of the characteristics of a Ponzi scheme. A Ponzi scheme takes payments from a broad base of investors and uses these to pay off returns. It creates the illusion that it is providing a highly attractive rate of return on investment as a result of savvy investment decisions when in fact these irresistibly high earnings are in part the result of consuming ...


    By Earth Policy Institute

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