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Southwest Energy Efficiency Project Southwest Energy Efficiency Project

Combined Heat and Power

Tesoro Petroleum Refinery, Salt Lake City

Tesoro Petroleum RefineryTesoro Petroleum Corporation, a Fortune 500 Company, is an independent refiner and marketer of petroleum products. Their 55,000-barrel per day Salt Lake refinery serves the growing gasoline, diesel fuel, and propane needs of the Intermountain West.

Tesoro's modern combined heat and power (CHP) system facility, installed in 2004, uses two gas turbine generator units and two heat recovery steam generators. The refinery is able to operate on the power and steam produced by the 22 MW CHP system, with excess electricity that is sold to the utility grid. The CHP system operates 24 hours per day, 7 days per week.

Quick Facts

  • Equipment: 2 Solar Titan Turbines and 2 Rentech Heat Recovery Steam Generators
  • Fuel: Natural gas and refinery fuel gas
  • Total project cost: $25 million
  • Annual energy bills savings and electricity sales revenue: $6 million
  • Simple payback period: 4.2 years
  • Benefits:
    • Reduced operating costs
    • More reliable power
    • Upgraded equipment
    • Greenhouse gas emissions reductions