装置负荷波动范围？ 某装置设计文件中的一段话： the design capacity of the plant is 100,000 metric ton/year xx product based on 8000 operating hours per year, with a flexible operation capacity ranging from 120% to 60% of the design capacity .............................. the turndown for this unit is 60% of the design capacity. the unit on-stream factor is 8,000 hours per year. 60％这里也可能是120％－60％，我觉得turndown应该还是“降”的意思多些查看更多
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