🫧 Expansion Bladders (Internal N2 Expansion Bladder, Loop Pressure Stabilization ±2.0 PSI)

In-Row CDU Nitrogen Expansion Tank Calculator

Size internal butyl diaphragm / elastomer bladder expansion tanks with dry nitrogen ($N_2$) pre-charge ($20 ext{ PSIG}$): absorb coolant thermal expansion ($Delta V = V_0 eta Delta T$) during server load swings, maintain loop static pressure within $pm 2.0 ext{ PSI}$, and cavitation prevention profits.

1. Project & Operating Inputs

Server Loop Fluid Volume (Gallons e.g. 120 Gallons In-Row Riser Loop)

Peak Fluid Temperature Swing (°C e.g. 25.0°C Thermal Load Swing)

Customer Bid Price for Supplied Expansion Module ($)

ASME Rated Stainless Expansion Tank, Butyl Bladder, Fill Valve ($)

2. Financial Breakdown & Yield

N2 PRE-CHARGED EXPANSION BLADDER

Turnkey Internal Expansion Tank Package Profit

Hydronic Pressure Stabilization Hardware Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost