questionText: To ask the Secretary of State for Energy Security and Net Zero, what assessment he has made of the potential impact of heat batteries on (a) peak electricity demand and (b) grid flexibility in the UK energy system.
answerText: Heat batteries are a promising technology because they utilise time-of-use tariffs and do not require outside space. However, they are also less efficient than heat pumps and will therefore use more energy to meet the same heating demand, which could impa...
heading: Heat Batteries