Feasibility Assessment and Make Decisions for Implementation

As a final commenL energy improvement ideas must be assessed in OSBL in terms of potential effeets on steam, fuel, and water balanees to obtain the true benefits and capital costs. Another comment is that this assessment is based on average values for steam balanees and does not take into aeeount variations. For 

FIGURE 20.9. Effects of extra F304 MP generation following HGU/HCU revamps. 

Project iraplemeniation sequence 2 Driver switch for one boiler fan Reducing HP steam in HGU Extra LP stripping steam in HCU F304 revamp for extra MP gen 

Remarks Need to revise operating policy for drivers Conduct inspection after mechanical work for fixing the cracks in the reaction cooler 1. The high value from diesel recovery justifies the HCU revamp. 2. Extra LP will cost close to 1 million dollars Rxira MP generation has the same value as HP steam 

DETERMINE THE TRUE BENEFIT FROM THE OSBL CONTEXT 

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