Tucson Electric Power (TEP) has touted its efforts at reinforcing its grid with three separate energy storage projects.

Vertically integrated energy storage solution company Leclanché and global battery manufacturer Narada Power have agreed to a strategic partnership for the manufacturing and development of lithium-ion battery technology for the Chinese and global markets.

Tucson Electric Power (TEP), a utility in Southern Arizona with around 420,000 customers, has received approval to build two 10MW energy storage systems, including one co-located with solar, from the state’s regulator.