Table 4 Breakdown of the capital and O&M costs of RIP, SME, MGO and PBMO designs
From: Groundwater remediation design using physics-based flow, transport, and optimization technologies
Cost components | RIP existing design | SME strategy | MGO optimal strategy | PBMO optimal strategy |
|---|---|---|---|---|
Capital costs of new wells (C CW ) | $ - | $ 133,764 | $ 150,000 | $ 150,000 |
Capital costs of new infiltration basins (C CB ) | $ - | $ 19,588 | $ - | $ - |
Fixed costs of labor (F CL ) | $ 2,805,552 | $ 1,263,086 | $ 882,410 | $ 882,410 |
Fixed costs of electricity (F CE ) | $ 42,616 | $ 19,186 | $ 13,404 | $ 13,404 |
Variable costs of electricity for operating wells (V CE ) | $ 251,405 | $ 91,952 | $ 48,394 | $ 48,402 |
Variable costs of changing GAC units (V CG ) | $ 16,338 | $ 14,301 | $ 11,700 | $ 11,382 |
Variable costs of sampling (V CS ) | $ 720,374 | $ 689,028 | $ 558,487 | $ 558,487 |
Objective function value | $ 3,836,285 | $ 2,230,905 | $ 1,664,395 | $1,644,085 |