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Pressurisation Unit — Cold Fill & Vessel Charge
Sealed LTHW pressure chain: cold fill pressure from static height, vessel pre-charge, final pressure at max temp, and a safety-valve margin verdict.
The Ensign ToolboxPressurisation Unit — Cold Fill & Vessel ChargeSealed LTHW pressure chain: cold fill pressure from static height, vessel pre-charge, final pressure at max temp, and a safety-valve margin verdict.
Pressure chain
m
Vessel to highest point (exact: 1 bar ≈ 10.197 m)
bar
Venting allowance above static — 0.3 bar convention
Vessel charge
L
From Expansion Vessel Sizing
L
Actual/installed vessel — e.g. the standard size suggested by Expansion Vessel Sizing
Safety valve
Enter expanded volume (Ve) to check the pressure chain