Client Case Studies

    R&D in Practice

    A collection of real-world examples showing how Lexmore translates technical uncertainty into robust, HMRC-aligned R&D tax relief claims across a range of sectors and schemes.

    Eligible R&D Costs
    £3,960,000+
    Identified across these claims
    Client Benefit
    £598,500+
    Generated for these clients
    Sectors
    4
    Industries represented

    Figures shown are approximate, based on the final qualifying R&D expenditure identified for each client following a detailed review.

    Sector · Scheme
    Engineering·RDEC Scheme

    Predictive transformer control technology developed to improve voltage stability in critical electrical infrastructure.

    The baseline

    An engineering company specialising in electrical power systems undertook a project to develop an enhanced voltage regulation methodology for medium-voltage to low-voltage (MV-LV) transformer installations operating within critical infrastructure environments. The existing approach to transformer voltage regulation relied primarily on control methods that adjusted transformer settings only after voltage deviations had already occurred. These conventional techniques struggled to maintain stable voltage conditions during rapid load changes, harmonic distortion events and power transitions associated with critical facilities.

    The goal

    The company sought to achieve an appreciable technological improvement through the development of a predictive transformer control architecture capable of anticipating voltage instability and proactively adjusting transformer operation before disruption occurred.

    Technological uncertainties

    1

    Whether reliable prediction of near-future voltage instability could be achieved using real-time monitoring of feeder loads and transformer operating conditions.

    2

    How predictive control algorithms could remain stable and avoid unwanted corrective cycling when operating in electrically noisy environments affected by harmonic distortion.

    3

    Whether transformer regulation hardware could withstand the increased operational demands associated with predictive, high-frequency control strategies without suffering premature mechanical or thermal failure.

    Activities undertaken

    • Feeder load mapping and data acquisition
    • Predictive control algorithm development
    • Firmware design
    • Harmonic behaviour testing and analysis
    • Rapid cycling endurance testing
    • Thermal and failure mode investigations
    • Live system validation and commissioning

    Could your work tell a similar story?

    If your business is solving technical challenges, there may be a robust R&D tax relief claim waiting to be made. Let's have an honest, expert conversation about your eligibility.

    020 3355 4717
    info@lexmore.co.uk