Hybrid Project (co-located CFE generation & storage)

Figure 1: Example Hybrid Solar Plus Storage Emissions and LME Profile

“Virtual Hybrid” (stand-alone storage)

This use case enables a corporate offtaker to sell GCs from an operational renewable PPA to a battery to neutralize charging activity. The battery operator then sells the issued GCs back to the same offtaker to enhance the offtaker’s carbon impact and capture the carbon arbitrage. This effectively increases the total avoided emissions, even considering the roundtrip efficiency losses.

Figure 2: Example “Virtual Hybrid” Solar Plus Storage Emissions and LME Profile

Table 1: Summary of Contract Structures

Approach
Source of GCs
Customer of GCs

Full Contract – Bilateral “Virtual Hybrid”

Low-Impact GC Agreement with Corporate Buyer or Utility with an Operational Asset

High-Impact GC Agreement with the same party.

Full Contract – Trilateral

GC Agreement with Renewable Generator

Offtake GC Agreement with Corporate Buyer or Utility

Supplier Contract Only

GC Agreement with Renewable Generator

Sell high-impact GCs on Marketplace

Offtaker Contract Only

Buy low-impact GCs on Marketplace

Offtake GC Agreement with Corporate Buyer or Utility

Full Merchant

Buy low-impact GCs on Marketplace

Sell high-impact GCs on Marketplace

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