Thermal Energy Storage Market Developments: Tracking Innovations and Their Industry Impact The global thermal energy storage market size was valued at USD 4.1 billion in 2019 and is projected to grow at a compound annual growth rate (CAGR) of 9.45% from 2020 to 2027. Shifting preference towards renewable energy generation, including concentrated solar power, and rising demand for thermal energy storage (TES) systems in HVAC are among the key factors propelling the industry growth....