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General Electric, Fossil D Series, 300MW to 700MW, 50Hz or 60Hz, Subcritical/Supercritical/Ultra-Supercritical

Description

  1. Overview
    1. Ge's D series fossil steam turbines are suitable for 300-700MW power plants.
    2. Features economical 2-casing or 3-casing configurations with a double-flow exhaust LP turbine section.
    3. Ideal for subcritical, supercritical and ultra-supercritical steam conditions in both 50Hz and 60Hz.
  2. Features and Benefits
    1. Suitable for mid-range 300-700MW power plants.
    2. 50Hz 3-casing configuration: separate HP turbine section, separate IP turbine section and double-flow LP turbine section.
    3. 60Hz 2-casing configuration: combined HP-IP turbine section and double-flow LP turbine section.
    4. Subcritical steam conditions: 170 bar / 565°C / 565°C.
    5. Supercritical steam conditions: 250 bar / 565°C / 565°C.
    6. Ultra-supercritical steam conditions: 285 bar / 600°C / 620°C.
    7. 50Hz or 60Hz.
    8. LP exhaust annulus to align with condenser pressure with last-stage-bucket lengths up to 48" in 50Hz and 40" in 60Hz in down-exhaust double-flow configuration.