Distributed photovoltaic power supply using and collecting system

Through the use and adoption system of distributed photovoltaic power supply, the coordinated work of intelligent meters and data centers is used to monitor and regulate the operation of photovoltaic power stations in real time, solving the problem of difficulty in grid voltage regulation when distributed photovoltaic power supply is connected to the power grid, ensuring the safety and stability of the power grid.

CN119727107APending Publication Date: 2025-03-28EAST INNER MONGOLIA ELECTRIC POWER COMPANY +1
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Patent Information

Application Number
CN202411690165.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-25
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

When a distributed photovoltaic power supply is connected to the power grid, due to the randomness, volatility and intermittent output, it leads to difficulty in adjusting the power grid voltage, threatening the safety and stability of the power grid.

Method used

Design a distributed photovoltaic power supply system, including substations, photovoltaic power stations and intelligent metering. The intelligent meter collects the site information of the photovoltaic power station and sends it to the data center through the communication base station. The data center regulates the photovoltaic power station according to the preset logic.

Benefits of technology

Real-time monitoring and regulation of distributed photovoltaic power supplies is realized, the problem of difficulty in grid voltage regulation is solved, and the safe and stable operation of the power grid is ensured.

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Abstract

The invention discloses a distributed photovoltaic power supply using and collecting system with a wireless communication function. According to one specific embodiment, the distributed photovoltaic power supply using and collecting system comprises a transformer substation and a plurality of photovoltaic power supply stations distributed near the transformer substation, wherein the plurality of photovoltaic power supply stations are connected with the transformer substation through intelligent meters; wherein the photovoltaic power station further comprises a photovoltaic power supply, a power supply inverter and a circuit breaker, the power supply inverter is connected between the photovoltaic power supply and the circuit breaker, and the circuit breaker is connected between the power supply inverter and the intelligent meter; the intelligent meter collects station information of the photovoltaic power station and sends the station information to a data center arranged in the transformer substation, and the data center regulates and controls the photovoltaic power station according to preset logic. According to the embodiment of the invention, the metering, regulation and control functions of the electricity utilization information of the distributed photovoltaic power supply terminal are realized, and network services are provided for users.
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