The answer is no, off grid solar power plant require batteries to store electricity. If the grid power isn't available and batteries are out of equation too.
[pdf] MPPT optimizes the voltage at which panels operate, ensuring that even under less than perfect conditions (cloudy skies, dusk, or dawn), the system performance remains at peak.
[pdf] You'll generally need an inverter that's 75% as big as your solar panel system's kilowatt-peak (kWp), which is how much solar energy it produces at standard test conditions.
[pdf] .
To address this, solar inverters use some form of energy storage to buffer the panel's power during those zero-crossing periods. When the voltage of the AC goes above the voltage in the storage, it is dumped into. .
Functionally, solar inverters mainly serve to convert DC electricity produced by solar photovoltaic arrays into AC electricity; while energy storage inverters possess additional functions over solar inverters,. .
The main difference with energy storage inverters is that they are capable of two-way power conversion – from DC to AC, and vice versa. It’s this switch between currents that enables energy storage inverters to.
[pdf] Step-by-Step Methods to Size Solar InverterStep 1: Determine the Total Power Rating of the PV Array . Step 2: The Various Solar Inverter Sizing Ratios . Step 3: Match the Inverter Voltage to the Solar Array . Step 4: Determine the Right Number of Strings Per Inverter . Step 5: Select Among String, Microinverter, or Power Optimizers .
[pdf] Self-contained and incredibly easy to deploy, they use proven vanadium redox flow technology to store energy in an aqueous solution that never degrades, even under continuous maximum power and depth of discharge cycling. Our technology is non-flammable, and requires little maintenance and upkeep.
[pdf] 
