# Alberta Purchasing #AB-2026-07545

AESO TPL-001-5.1 Power-System Modeling and Framework Development

**Posted:** November 14, 2026
**Respond By:** December 11, 2026
**Identifier:** AB-2026-07545
**NAICS:** 541330

The Alberta Electric System Operator is seeking engineering support to implement TPL-001-5.1 requirements through power-system model development.
- **Government buyer:** Alberta Electric System Operator (AESO).
- **Requested services:**
  - Develop a PSSE Breaker Node Model and Framework.
  - Create Dynamic Load Models and Frameworks.
- **Products and quantities:** No product purchases, part numbers, or quantities are specified.
- **OEMs and vendors:** No OEMs, vendors, or product manufacturers are named.
- **Notable requirements:** The work is for AESO’s TPL-001-5.1 implementation program.
- **Contract value:** Not disclosed.

### Description

The Alberta Electric System Operator (AESO) is seeking proposals to implement a program of work. The scope includes developing a PSSE Breaker Node Model and Framework and creating Dynamic Load Models and Frameworks. The expected delivery period is January 1, 2027 through November 30, 2027. Proposals must be submitted by email by December 11, 2026 at 14:00:59; the estimated value is not disclosed.

[View original listing](https://purchasing.alberta.ca/posting/AB-2026-07545)