Data Centres & Industry

Energy infrastructure designed around how you operate

Data centres and large industrial consumers need supply that is resilient, controllable and affordable over decades. Storage, on-site or nearby generation and a capable control layer make that possible when they are designed together.

Approach

From demand analysis to operation

  1. Demand analysis

    Load profile, criticality, growth plans, grid capacity and tariff exposure.

  2. Supply and storage strategy

    PV plus storage options, firming and resilience requirements, local market rules.

  3. System architecture

    Equipment, connection and protection design matched to the operational need.

  4. Energy management and control

    EMS, monitoring and intelligent control so the system does what the business needs.

  5. Investment case

    Design choices tested against cost, revenue and risk before procurement.

  6. Delivery and operation

    Coordinated execution, commissioning and lifecycle follow-up.

Data centres

Firm renewable supply and storage strategies

Storage turns variable renewable generation into supply that can be matched to consumption hour by hour, and adds resilience at the connection point. We help operators, developers and investors size and structure it.

  • Site and grid-capacity qualification
  • PV plus storage firming strategies
  • Coordination with operators, investors and EPCs

Industry

Industrial microgrids and large consumers

Spain's self-consumption rules allow generation near the consumer to supply industrial sites through the grid within a defined distance. Combined with storage, this supports shared schemes for industrial estates and multi-site consumers.

  • Shared self-consumption schemes
  • Storage to move solar output into evening peaks
  • Design, procurement and operating model as one package

Cooling

Liquid cooling: direct-to-chip and immersion

AI racks already exceed 100 kW, while air reaches about 20 kW per rack. Liquid cooling removes heat at the chip itself or by immersing servers in a dielectric fluid: it uses less energy, almost no water, and delivers heat at 40–50 °C that can be reused.

How we integrate it

  • Cooling sets the power: at PUE 1.1 instead of 1.5, a 10 MW IT data centre needs about 4 MW less grid capacity.
  • Compliance: Spain's decree asks for the top EU water-efficiency class and a transitional PUE of 1.25. Evaporative air cooling struggles to get there.
  • Heat at 40–50 °C can feed industrial processes or heat networks on the estate.
  • We design cooling, PV, batteries and EMS as one system, and audit the manufacturers of tanks, fluids and CDUs.
  • For immersion we check server warranties, maintenance and fluid type. We prefer single-phase: the fluorinated fluids of two-phase systems fall under the EU PFAS restriction.
Diagram of single-phase immersion cooling: servers immersed in dielectric fluid, heat exchanger and reusable heat
TechnologyDensity per rackTypical PUEWaterWhere it fits
Air (containment or rear door)Up to ~20 kW; ~100 kW with rear-door heat exchangers≈ 1.5High if evaporativeExisting halls and conventional IT loads
Direct-to-chip (cold plate)100–175 kW1.10–1.20Closed loop, lowToday's standard for AI racks
Single-phase immersionUp to ~250 kW1.03–1.10Near zeroHighest density, water-stressed sites, heat reuse

Typical ranges published by the industry in 2026. Every project is sized on its real load.

Aerial view of an industrial site with rooftop PV and battery containers in Girona
Girona · rooftop PV with battery storage at an industrial site

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