What is the difference between off-grid and hybrid energy storage systems?

The off-grid system is independent of the main grid and relies on its own energy storage to meet demand; the hybrid system is connected to the main grid, can exchange energy, and provide backup power.

Off-grid and hybrid grid are two different operating modes of energy storage systems. They have some significant differences:

1.Off-grid systems:
Off-grid systems are energy storage systems that operate completely independently of the main grid, often in conjunction with solar photovoltaic panels, wind turbines or other renewable energy systems.
In off-grid mode, the energy stored in the energy storage system is mainly used to supply the power needs of equipment or homes, without relying on the power supply of the main grid.
Off-grid systems often require sufficient energy storage capacity to cope with weather changes and fluctuations in energy demand to ensure a continuous supply of power even when solar or wind power is unavailable.

2.Mixed network system:
A hybrid system refers to a system that connects the energy storage system to the main grid and can switch between the main grid and the energy storage system as needed.
In hybrid mode, the energy storage system can decide when to charge or discharge based on factors such as energy prices, load demand, or grid stability.
The hybrid system can provide backup power when the main grid power supply is unstable or has a power outage, and can also take advantage of the convenience and cheap power of the main grid for charging.
In general, off-grid systems are more independent and self-sufficient, suitable for areas far from the grid or scenarios where the grid is unreliable, while hybrid systems are more flexible and can make full use of the resources of the main grid and provide backup when needed. power supply. The choice of off-grid or hybrid mode depends on the specific application needs, energy supply and available resources.