500kW Hybrid solar system

500kW hybrid Solar System

Daily generating capacity: 1584kWh
Stored power: 504kWh


500kW hybrid solar system

Supporting configuration list

500kW hybrid inverter * 1
550W Solar Panel * 900
5 input, 1 output control box * 10
720V 700Ah Lithium Battery * 1
4MM2 photovoltaic line* 5000m
MC4 connector * 500
Mounting bracket (Roof/Ground)

Driven electrical appliances

within 500kW (resistive load)
within 166.67kW (inductive load)

Installation area

About 2366.97 square meters



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Operating Principles of a 500kW Hybrid Solar System

A 500kW hybrid solar system is a substantial and efficient renewable energy solution that combines solar panels, energy storage, and often backup sources. To understand its working principles, let’s delve into the process and components involved:

Solar Energy Generation:

  1. Solar Panels:
    • The heart of the system consists of a vast array of high-efficiency solar panels, typically installed on rooftops or ground-mounted structures. These panels are made up of photovoltaic cells that convert sunlight into direct current (DC) electricity.
  2. Sunlight Absorption:
    • When sunlight strikes the solar panels, the photovoltaic cells within them absorb photons from the sunlight. This absorption creates electron-hole pairs within the cells, generating an electric current.
  3. DC Electricity Generation:
    • The electron flow generated within the photovoltaic cells is harnessed as direct current (DC) electricity. This DC electricity is then sent to the system’s inverters for further processing.

Inverter Conversion:

  1. Inverters:
    • String inverters or microinverters are used to convert the DC electricity generated by the solar panels into usable alternating current (AC) electricity. The choice between string inverters and microinverters depends on factors such as shading, panel layout, and maintenance preferences.
  2. Grid Connection:
    • In grid-connected systems, the AC electricity produced by the inverters is connected to the building’s electrical panel and the electrical grid. This allows excess electricity to be fed back into the grid, which may result in net metering or compensation.

Energy Storage and Management:

  1. Energy Storage System:
    • A 500kW hybrid solar system incorporates a substantial energy storage system, typically composed of advanced lithium-ion batteries. These batteries store excess solar energy for later use when solar generation is insufficient, such as during nighttime or cloudy periods.
  2. Battery Charging:
    • During periods of ample sunlight, surplus electricity generated by the solar panels is used to charge the batteries. This ensures that excess energy is not wasted and is stored for future use.
  3. Battery Discharge:
    • When electricity demand exceeds the solar panel output or during grid outages, the stored energy in the batteries is discharged, providing a continuous power supply to the building or facility.

Backup Power (Optional):

  1. Backup Generator:
    • Some 500kW hybrid systems include a backup generator with an appropriate capacity (e.g., 200-250kW) and automatic transfer switches. The backup generator automatically starts during extended periods of low solar generation or grid outages, ensuring a continuous power supply.

System Monitoring and Control:

  1. Monitoring System:
    • A comprehensive monitoring and control system is implemented to track the performance of the 500kW hybrid solar system. This includes monitoring of energy production, battery charge/discharge status, and overall system health.
  2. User Interface:
    • Users can access real-time data on energy production and system status through a user-friendly interface or a mobile app. This allows for remote monitoring and management, ensuring optimal system performance.

Operation Summary:

In summary, a 500kW hybrid solar system operates by harnessing sunlight through photovoltaic panels, converting it into electricity, and managing the energy flow for efficient use. Solar panels generate DC electricity, which is then converted to AC electricity by inverters. Excess electricity is stored in lithium-ion batteries, which can be used to meet electricity demand when solar generation is low. Optionally, a backup generator provides additional security during extended power outages. Monitoring and control systems enable users to track performance and optimize energy utilization, making the system a reliable and sustainable energy solution for various applications.

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