Urban rail transit station ventilation and air conditioning system collaborative control method, device and equipment based on dynamic energy efficiency optimization and medium

By constructing an energy efficiency model and using intelligent optimization algorithms to decouple equipment coupling constraints, the problem of improving the energy efficiency of urban rail transit station ventilation and air conditioning systems under dynamic operating conditions was solved, and the stable and efficient operation of the system was achieved.

CN121025573BActive Publication Date: 2026-07-14ZHEJIANG SUPCON INFORMATION TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ZHEJIANG SUPCON INFORMATION TECH CO LTD
Filing Date
2025-08-25
Publication Date
2026-07-14

AI Technical Summary

Technical Problem

Existing urban rail transit station ventilation and air conditioning systems suffer from problems such as lack of inter-equipment collaborative optimization, insufficient dynamic adaptability, and high real-time calculation complexity when facing dynamic operating conditions, which limits energy efficiency improvement.

Method used

By coupling the temperature-sensitive refrigeration characteristics of the chiller unit with the synergistic efficiency influencing factors of the frequency converter, an energy efficiency model is constructed. An intelligent optimization algorithm that integrates adaptive inertia weight and dynamic constraint hierarchical relaxation mechanism is adopted to decouple the internal coupling constraints of the equipment and monitor the energy efficiency ratio deviation in real time to trigger parameter recalibration or iterative optimization.

Benefits of technology

It realizes global energy efficiency optimization of urban rail transit station ventilation and air conditioning system under dynamic operating conditions, reduces real-time calculation complexity, ensures stable and efficient system operation, and improves overall energy efficiency.

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Abstract

The present application relates to a kind of dynamic energy efficiency optimization-based urban rail transit station ventilation and air conditioning system collaborative control method, device, equipment and medium, wherein, method includes: by coupling the temperature sensitive refrigeration characteristics of the water chiller of system and the collaborative efficiency influence factor of frequency conversion equipment, and combining the energy efficiency surface characteristics of water chiller and the cubic law power consumption characteristics of frequency conversion equipment, the energy efficiency model of ventilation and air conditioning system is constructed;Using intelligent optimization algorithm, by constructing the dynamic scaling temperature feasible region of water chiller refrigeration water and the frequency interaction limit domain of frequency conversion equipment, while maintaining the feasibility of temperature setting value, decoupling the internal coupling constraint of frequency conversion equipment, solve the optimal parameter combination;The optimal parameter combination is issued to execution layer, and the actual energy efficiency ratio deviation of system is monitored in real time, and according to the deviation threshold, trigger energy efficiency model parameter recalibration or iterative optimization.Therefore, the present application realizes the stable promotion of ventilation and air conditioning system overall energy efficiency and efficient operation under dynamic working condition.
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