READ ME This text describes the data presented in the paper: ======================== Introductory information ======================== Files included in the data deposit (include a short description of what data are contained): 1) Excel about the used weather data and equilibrium temperature of chemisorption of CaCl2-NH3, BaCl2-NH3 and NaBr-NH3; 2) Excel about the performance of the charging process of the SSTES system; 3) Excel about the performance of the discharging process of the SSTES system; Explain the relationship between multiple data sets, if required: n/a Key words used to describe the data: SSTES system simulation results; the used weather data in Newcastle; equilibrium temperature of chemisorption ========================== Methodological information ========================== A brief method description ? what the data is, how and why it was collected or created, and how it was processed: These data are calculation results of the built seasonal solar thermal energy sorage system using ammonia chemisorption for domestic heating. Instruments, hardware and software used: Matlab Date(s) of data collection: 2018 Geographic coverage of data: n/a Data validation (how was the data checked, proofed and cleaned): n/a Overview of secondary data, if used: n/a ========================= Data-specific information ========================= Definitions of names, labels, acronyms or specialist terminology uses for variables, records and their values: n/a Explanation of weighting and grossing variables: n/a Outline any missing data: n/a ======= Contact ======= Please contact rdm@ncl.ac.uk for further information