Summary: Solar thermal power generation relies heavily on efficient energy storage to overcome intermittent sunlight availability. This article explores mainstream storage technologies like molten salt systems, phase-change materials, and thermochemical storage while. The growth of global energy demand and the aggravation of environmental pollution have prompted the rapid development of renewable energy, in which the solar photovoltaic/thermal (PV/T) heat pump system, as a technology integrating photovoltaic power generation and thermal energy conversion, has. In the Earth's sunbelt, solar thermal power plants with thermal storage systems enable the cost-effective and sustainable provision of electricity and heat even after sunset or at times of high demand. It emphasizes the importance of solar energy as a renewable resource and its role in addressing global. This paper focuses on the latest studies and applications of Photovoltaic (PV) systems and Energy Storage Systems (ESS) in buildings from perspectives of system configurations, mathematic models, and optimization of design and operation. Mathematical models, which can accurately calculate PV yield. re heat needed to generate electricity. A photovoltaic module consists of.