Process Skids, Modular Equipment & Packaged Plants worked example

Valve Count Cost at 58% realized cost capture factor: a worked example

Here is what the math looks like when conditions slip. We hold every other input steady and drop realized cost capture factor to 58%, then walk the calculation through step by step. Valve Count Cost estimates what the valves on a process skid will cost by multiplying a valve count by a blended per-valve rate, scaling by a capture factor, and adding a fixed cost for tagging, testing, or actuation setup.

The inputs for this scenario

  • Number of valves on the skid: 100 units (held at the documented default)
  • Blended cost per valve: 45 $ / unit (held at the documented default)
  • Realized cost capture factor: 58 % (the input this scenario stresses; the baseline uses 80)
  • Fixed tagging, test and actuation cost: 250 $ (held at the documented default)

Working through the calculation

  • The calculation starts from the formula this tool documents: Valve Count Cost cost = quantity × rate × capture factor + fixed cost.
  • Weighted cost works out to 2,860 $ at these inputs, and this is the headline figure for the scenario.
  • Per piece value works out to 28.6 $ / piece at these inputs.
  • Captured value works out to 2,610 $ at these inputs.
  • Fixed adjustment works out to 250 $ at these inputs.

How this compares with the baseline

  • Against the tool's baseline example, where realized cost capture factor sits at 80% and the headline result is 3,850 $, this scenario comes in 25.71% below the baseline at 2,860 $.
  • The practical read: the gap between this scenario and the baseline is entirely attributable to realized cost capture factor, so recovering it is worth quantifying in dollars before considering equipment or staffing changes. One blended rate cannot represent a mix of low-cost manual valves and expensive automated control valves; split them into separate passes for accuracy.

Results at a glance

  • Weighted cost: 2,860 $ (headline result)
  • Per piece value: 28.6 $ / piece
  • Captured value: 2,610 $
  • Fixed adjustment: 250 $

Run it with your numbers

  • To rerun this with your own numbers, open the live Valve Count Cost calculator, set realized cost capture factor to your actual value, and adjust the remaining inputs to match your operation.

Last reviewed 2026-05-12.