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Roger Arnold

Systems Architect
Silverthorn Engineering

Areas of Expertise:

Biofuels, Carbon Capture and Sequestration, Clean Energy, Climate Change, Coal, Electric Vehicles, Energy Efficiency, Energy Storage, Geothermal, GHGs, Hydraulic Fracturing, Hydropower, Liquid Fuels, Natural Gas, Nuclear, Oil, Regulation, Renewables, Smart Grid, Solar, Transportation, Wind

Additional Areas of Expertise:

Power Electronics, Robotics, Embedded Software, Real Time Operating Systems, Fluid Dynamics, Heat Transfer

After 30 years as a software engineer, systems architect, and technology consultant, Mr. Arnold now directs the Silverthorn Institute. The institute serves as a clearing house for ideas and tools supporting local sufficiency in energy and resources.

Recent Comments by Roger Arnold

  • "Sorry, but overall, I have to disagree. The storage now being added to the grid is overwhelmingly battery storage. To expect that batteries will soon "
    But First, Energy Efficiency
  • "The statement that utility scale solar and onshore wind are less costly than fossil generation is at best misleading. Yes, the cost per kilowatt-hour "
    But First, Energy Efficiency
  • "Something to keep in mind, when speaking broadly about "energy efficiency", is that it's not really efficiency that we're concerned with. Not "efficie"
    But First, Energy Efficiency
  • "I have a problem with the "But First .." part of the title. Energy efficiency is important. We certainly don't want to overlook it. There's great pote"
    But First, Energy Efficiency
  • "Cost and reliability of electricity supply to consumers is an issue ill-served by an ideological bias that "small, distributed, competitive" is always"
    The Need for Restructured Electricity Markets
  • "Indeed. IceEnergy has interesting products. They've been around for a while now. I'd love to know more about why uptake has been slow. I'm sure that a"
    Unleashing Corporate Sustainability
  • "I agree with all of the above. Here's a specific suggestion, however, that relates to Ingersoll Rand's core business. Even more than energy efficienc"
    Unleashing Corporate Sustainability
  • "It's true that corporate investments in efficiency and sustainability can pay off. More often than not, they do. Ingersoll Rand is to be commended fo"
    Unleashing Corporate Sustainability
  • "I share the reservations expressed by Jane Twitmyer regarding investment in 40-50 year infrastructure for something that won't be competitive in 10 ye"
    A Big Step for Small-Scale LNG
  • "I totally agree. Even at $100 per kilowatt-hour, batteries would be an order of magnitude too expensive to provide the amount of storage that would be"
    Bipartisan Energy Storage Solutions