IRRstarter

Thermal Energy Storage (TES) and Heat & Steam Electrification Project IRR Calculator • Asset-Level Returns

Calculate the unlevered project IRR for thermal energy storage (TES) and heat electrification assets. Perfect for analyzing one or more similar-sized assets with thermal storage.

Simulate project IRR with 3 different client contract types

Scenarios with various investment schedules

All the results can be downloaded in pdf format

📅 Project Settings

📌 Revenue and client contracts start the year AFTER investment.

📦 Investment Schedule (2026-2030)

Year Client A Client B Client C

📌 3 Contract Types to carry out simulation

A: Fixed-term. Revenue at 100% during term.

B: Fixed-term + extension. Extension at discount.

C: Buyout contract. Client buys asset at buyout year.

📄 Client Terms & Revenue

⚡ Input Electricity Costs

📌 Electricity Need is automatically synced from Annual Heat/Steam Need above.

🔧 Opex Costs

Total Annual Opex: €51,000
PROJECT IRR (UNLEVERED)
--.--%
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Total Investment
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Total Assets
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Annual Revenue/Asset

💰 Cash Flow by Year (12-year SPV period)

Year Rev A Rev B Rev C Buyout Residual Rev Residual Opex Total Rev Opex Inv Net CF

📋 Residual Value (Post-SPV Period)

Client Inv Year Assets Post-SPV Years Residual Revenue