A new online model for calculating the exhaust enthalpy was proposed aiming at the limitation of existing online calculation model for calculating the enthalpy of steam turbine lp exhausthood.
针对现有的汽轮机低压缸排汽焓在线计算模型存在一定的局限性，提出了一种排汽焓在线计算新模型。
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The flow characters and the requirement for aerodynamic performance of modern large steam turbine exhausthood, and their several effects on the steam turbine are discussed in detail.