H2020-newTRENDs/FLEX: FLEX model: A model for the operation and energy consumption of households

This version of the FLEX model was used to calculate all results and figures for the paper "Impact of variable electricity price on heat pump operated buildings". The data used as well as all the results obtained can be found on Zenodo.

• integrated the essential changes from the electricity price paper branch by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/3
• Songmin dev by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/5
• Include ev charge efficiency by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/6
• Split Optimization into creating the Optimization framework and updating + solving it by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/10
• change from read_excel to read_csv by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/13
• 14 back to excel as input by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/15
• 18 setting the minimum and maximum temperature for the optimization for pre heating and pre cooling by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/19
• changed read_dataframe function by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/17
• Add heating element as technology by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/12
• model_base.py: generate_target_indoor_temp does NOT overide the tempe… by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/23
• 20 add fuel based boiler by @PhilippMaschi in https://github.com/H2020-newTRENDs/FLEX/pull/24

Full Changelog: https://github.com/H2020-newTRENDs/FLEX/commits/V0.2