🔋 IEEE 1188 (VRLA Stationary Batteries, Internal Ohmic Resistance u-Ohms & SoH)

IEEE 1188 VRLA Battery Ohmic Resistance Calculator

Calculate internal cell ohmic resistance (u-Ohms), inter-cell connection resistance, and battery State of Health (SoH) for valve-regulated lead-acid (VRLA) stationary battery banks under IEEE Standard 1188: flag individual cells experiencing grid corrosion or dry-out when resistance exceeds +50% of baseline, prevent catastrophic UPS string failures, and BMS profits.

1. Project & Operating Inputs

Monitored VRLA Cells (Cell Count e.g. 240 2V VRLA Stationary Cells)

Ohmic Resistance Increase (% e.g. 48.0% Above Commissioning Baseline)

Customer Bid Price for Supplied & Installed Permanent BMS Array ($)

Cellwatch / Alber Optical Sensors, Current Transducer, Controller & Tech ($)

2. Financial Breakdown & Yield

IEEE 1188 VRLA RESISTANCE

Turnkey BMS Monitoring System Profit

Critical Power Battery Maintenance Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost