middle half-round file

Build purchase electricity model and economic load dispatch model to solve a non-smooth cost function caused by the steam admission valve openings with a ramp rate constraint.

建立了日前市场购电模型，以及考虑汽轮机阀点效应的经济功率分配模型。

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The effects of five adjusting parameters of valve timing, admission valve clearance, emission valve clearance, rotational speed, load rate are interacted.

配气相位、进气门间隙、排气门间隙、转速、负荷五个调整参数之间是相互影响的。

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Failure Analysis of Falling Pieces for 4102 Admission Valve Head

4102进气门头部掉块失效分析

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each air cylinder all has the admission valve piece and the discharge valve piece which shuts by the spring pressure.

每个气缸都有由弹簧压闭的进气阀片和排气阀片。

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