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Sustainable Chemical Processes
Fig. 4 | Sustainable Chemical Processes

Fig. 4

From: Combined production of biogas and ethanol at high solids loading from wheat straw impregnated with acetic acid: experimental study and techno-economic evaluation

Fig. 4

Capital cost, MESP, overall NPV, and cash flow NPV at an 11 % discount rate. The configurations are denoted C10–96, C12.5–96, C15–96, C17.5–96, C20–96, C20–120, C20–144, C20–168, and C20–192, where the first number refers to the WIS content in SSF (in %) followed by the time that was set for the SSF (in hour)

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