questionText: To ask the Secretary of State for Energy Security and Net Zero, what assessment his Department has made of the potential contribution of heat batteries to balancing grid demand during peak energy usage periods.
answerText: Heat batteries are a promising low-carbon heating technology because they utilise time-of-use tariffs and do not require outside space. However, they are less efficient than heat pumps and therefore use more energy to meet the same heating demand. Althoug...
heading: Heat Batteries: Energy Supply