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In 2015, Company PQ has planned to purchase a floating head heat exchanger with a specification in Table 3. They expand their plant in 2020 with the purchase of a larger heat exchanger from a similar supplier and also a vertical separator vessel with specification in Table 4. Shell Tubes Figure 2: A schematic diagram of floating head heat exchanger Table 3: Specification for heat exchanger purchased in 2015 Design Material of construction: Specification Carbon steel Shell Stainless-steel tubes 17 4 Pressure: Tubes (barg) Shell (barg) Number of tubes Length of tubes (m) Tube diameter (mm) 600 4 20 (a) Determine the bare module cost of the heat exchanger in year 2015 Chemical Engineering Plant Cost Index (CEPCI); 2001 = 394, 2015 = 557