Fire protection charge standard for energy storage power station

What are ESS fire safety requirements?

a. This set of fire safety requirements applies to ESS which supply electrical energy at a future time to the local power loads, to the utility grid, or for grid support. It shall apply to ESS installations where the total stored energy exceeds the Threshold Stored Energy listed in Table 10.3.1 below.

What is energy storage system (ESS)?

Energy Storage System (ESS) refers to one or more devices, assembled together, capable of storing energy in order to supply electrical energy. a. This set of fire safety requirements applies to ESS which supply electrical energy at a future time to the local power loads, to the utility grid, or for grid support.

Where should the energy storage system be located?

All Energy Storage System installations shall be located at the same storey as the fire engine accessway/ fire engine access road. c. The allowable Maximum Stored Energy for the various battery technologies in each compartment shall be as listed in Table 10.3.1. a It shall refer to an aggregated stored energy capacity per compartment.

How many kWh can a BSS unit store?

Aggregate stored energy capacity of each BSS unit shall not exceed 20kWh. Where more than 1 BSS unit is installed, a minimum separation distance of 3m between BSS units shall be provided and the total aggregate stored energy capacity of all BSS units shall not exceed 100kWh.

Which smoke purging system should be provided for the compartmented ESS room?

The smoke purging system to be provided for the compartmented ESS room shall be in accordance with Cl.7.4.3. Battery management system (BMS) shall be provided for monitoring operating conditions and maintaining voltages, currents, and temperatures within the manufacturer's specifications.

Which fire extinguishers are required for ESS installation?

(e) Approved types of fire extinguishers of at least 2 numbers of 55A shall be provided; (f) An approved fire extinguishing system effective against ESS fire, shall be provided; and (g) Ventilation requirement for ESS installation shall be in accordance with Cl.7.1.15. a.