Physical transaction quantum optimization modeling method, system, electronic equipment and medium for transformer area cluster

By using a quantum optimization modeling method for physical transactions in a distribution cluster, a unified set of decision variables is generated and a Hamiltonian is created in the feasible subspace. This solves the problems of long solution time and infeasible results in existing technologies, and enables efficient and stable transaction decision-making in a distribution cluster under multiple markets.

CN122048519BActive Publication Date: 2026-07-24STATE GRID ZHEJIANG ELECTRIC POWER CO LTD HANGZHOU POWER SUPPLY CO +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
STATE GRID ZHEJIANG ELECTRIC POWER CO LTD HANGZHOU POWER SUPPLY CO
Filing Date
2026-04-20
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing algorithm models struggle to simultaneously achieve feasibility, economy, and linearity across multiple time periods, devices, and market scenarios, resulting in long solution times, infeasible results, and execution deviations.

Method used

A physical transaction quantum optimization modeling method based on transformer clusters is adopted. By acquiring heterogeneous operating data, a unified set of decision variables is generated. A constraint-preserving mixer is used to create a target Hamiltonian in the feasible subspace. A quantum approximation optimization process is then performed through parameterized quantum circuits to generate a physical transaction model.

Benefits of technology

It improves the feasibility, stability and timeliness of bidding strategies for the distribution cluster under multiple markets, avoids variable dimension expansion, unstable penalty terms and cross-market duplication issues, and shortens the decision update cycle.

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Abstract

The present application relates to the technical field of power equipment management, and more particularly to a physical transaction quantum optimization modeling method, system, device and medium for a transformer area cluster: heterogeneous operation data is acquired and a unified decision variable set is generated according to a commitment object configuration; a preset constraint maintaining mixer is input, a target Hamiltonian is created in a feasible subspace determined by power hard constraints, and quantum bit strings are used to guide quantum approximate optimization; a parameterized quantum circuit is constructed based on the Hamiltonian and the mixer, and a target bit string is solved; and after decoding, a physical transaction model that can be directly used in multiple markets is output. The present application endogenously embeds hard constraints in quantum search, and realizes mutual exclusion of energy, capacity and mileage in a single time period through a unified variable set, thereby avoiding repeated occupation across markets, and thus solving the problem that existing algorithm models are difficult to simultaneously consider feasibility, economy and linearity, and improving the feasibility, stability and timeliness of bidding strategies for a transformer area cluster in multiple markets.
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