Greenhouse energy storage heating

Does a greenhouse need thermal energy storage?

To provide climate stability inside a greenhouse (especially in terms of indoor temperature and humidity), Thermal Energy Storage (TES) systems are required. They both reduce the heat demand of the greenhouse and stabilize a desired indoor micro-climate for plants cultivated inside.

How can thermal energy storage improve climate stability in a greenhouse?

The exploitation of renewable energy sources such as solar, biomass, and geothermal heat can improve the sustainability of greenhouse cultivation and decrease its reliance on fossil fuels. To provide climate stability inside a greenhouse (especially in terms of indoor temperature and humidity), Thermal Energy Storage (TES) systems are required.

Is solar greenhouse based on latent and sensible heat energy storage?

The present study is carried out to present a review of the solar greenhouse based on latent and sensible heat energy storage. The various designs and application methods are reviewed considering different thermal energy storage materials employed for building a solar greenhouse and future prospects of the same have been discussed.

How can heat be stored in a greenhouse?

Heat can be stored in a greenhouse below the floor using a water tank or a tank filled with wet sand as the storage medium. Alternatively, the soil below the floor can be used for heat storage. Heat can be collected from either the excess heat in the greenhouse or from solar collectors.

How to evaluate a greenhouse with thermal energy storage systems?

An economic evaluation is necessary for the greenhouse with thermal energy storage systems, to determine if the extra capital cost of additional infrastructure is definitely outweighed by additional energy conserving. Then, the applicability, suitability and impacts generated by the systems must be addressed at the ecological and social levels.

Does stored heat utilised to heat ambient air in a greenhouse?

The stored heat is utilised to heat ambient air earlier being admitted to a greenhouse. The present study is based on experimental results of the PCM employed to analyse the transient thermal performance of the storage unit during the charge and discharge periods.