Soft Load Shedding: An Efficient Approach to Manage Electricity Demand in a Renewable Rich Distribution System Topics: Energy Management Systems (EMS); Greener Systems Planning and Design; Load Balancing in Smart Grids; Renewable Energy Resources In Proceedings of the 7th International Conference on Smart Cities and Green ICT Systems SMARTGREENS - Volume 1, 101-107, 2018 , Funchal, Madeira, Portugal