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For a generator or power plant, the heat content of the fuel consumed divided by input divided by the electrical energy produced, usually expressed as BTU/kWh. A measure of how efficiently a generator converts fuel into electrical energy.
- Browse Related Terms: Bus, Coalbed methane, Combined-cycle generators, Combined-cycle power plant, Combustion turbine, Distillate fuel oil, Dual-fueled (or dual-fired) unit, Generation, Generator, Heat rate, Merchant generator, Residual fuel oil, Steam plant, Turbine, Unconventional natural gas
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A measure of heating demand equal to the number of degrees a location’s mean daily temperature was below 65 degrees Fahrenheit.
- Browse Related Terms: British thermal unit (Btu), Cooling degree days (CDD), Gas turbine, Heating degree days (HDD), Injection season, Liquefied natural gas (LNG), Natural Gas, Sendout, Winter heating season
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Protecting the value of an investment or contractual commitment from loss due to price fluctuations by, for example, acquiring instruments whose price changes are expected to offset the loss.
- Browse Related Terms: Active traders, Exchange, Hedging, Hirschman-Herfindahl Index (HHI) Market share analysis, Hub, Market capitalization, Market concentration, Market power, Price/Earnings Ratio (P/E Ratio), Transparency, Volatility, Zonal price
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A location near the coastal town of Egan, LA and the Texas border where more than a dozen major natural gas pipelines converge and exchange gas. It is owned and operated by Sabine Pipeline, a subsidiary of Chevron-Texaco.Widely used for physical trading, including physical delivery of the Nymex natural gas futures contracts. Henry Hub is also one of the most widely used points for monthly and daily price indexes.
- Browse Related Terms: 12-month strip, Arbitrage, Delivery Point(s), Financial transmission right, Forward price curve, Futures market, Henry Hub, Locational marginal price, long, Mark-to-market, Physical basis, Reference price, Short position, Spark spread, Uplift, West Texas Intermediate (WTI)
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The sum of the squares of the market shares of firms competing in a market. HHI is a commonly accepted measure of market concentration.
- Browse Related Terms: Active traders, Exchange, Hedging, Hirschman-Herfindahl Index (HHI) Market share analysis, Hub, Market capitalization, Market concentration, Market power, Price/Earnings Ratio (P/E Ratio), Transparency, Volatility, Zonal price
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A defined point, usually a geographical location or region, where multiple participants trade services (in effect, a micro-market that forms prices). An active trading site used by publishers of price indexes.
- Browse Related Terms: Active traders, Exchange, Hedging, Hirschman-Herfindahl Index (HHI) Market share analysis, Hub, Market capitalization, Market concentration, Market power, Price/Earnings Ratio (P/E Ratio), Transparency, Volatility, Zonal price
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