Half hourly settlements

  • Regulation and policy

    How will consumers take to Market-wide Half Hourly Settlement?

    Ofgem published its decision to implement the move to Market-wide Half Hourly Settlement (MHHS) on 20 April. This confirms plans to move to new settlement arrangements over a four and a half year time period, with the Elexon-led Design Working Group’s Target Operating Model to be used as the blueprint. Meters...

  • Energy storage and flexibility

    Imbalance prices rise for sixth consecutive month

    This week we delve into system imbalance pricing, and look at the latest movements from the Balancing Market (BM). The BM ultimately reflects the actions taken by the transmission system operator to keep the system balanced. These actions determine the Imbalance Settlement Price (ISP) for each of the half-hourly settlement...

  • Home supply and services

    Comparing smart tariffs – could it be smarter?

    By the end of September 2019, 15.6mn households had a smart meter installed, increasing access to consumption information and monitoring. While only a small proportion of households currently use half hourly tariffs (and there isn’t currently market wide half hourly settlement of domestic smart meters), the industry is widely discussing...

  • Regulation and policy

    Market Wide Half-Hourly Settlement: Half-way home or just the first steps on the journey to a smart, flexible, energy system?

    Ofgem’s electricity settlement reform programme—the Market-wide Half Hourly Settlement (MHHS) Significant Code Review (SCR)—is around the half-way point towards introducing arrangements that ensure the benefits of smart meters can be delivered to enable “a smart, flexible, energy system”. The ambition is for smart meter data to be used within the electricity settlements system to...