In short: The energy sector operates in some of the most challenging environments on earth — offshore platforms, hazardous refineries, and remote pipeline corridors. Private 5G is enabling connected worker safety, autonomous inspection, and real-time process monitoring in places where traditional connectivity options fall short.
Key Takeaways
- Hazardous environments need ATEX-certified connectivity — private 5G equipment can be designed for explosive atmospheres where standard WiFi and public networks cannot operate
- Autonomous inspection reduces the most dangerous work — drones and robots over private 5G can inspect flare stacks, confined spaces, and subsea infrastructure, cutting high-risk human entries by up to 80%
- Unplanned downtime costs millions — predictive maintenance over connected sensors can reduce unplanned outages by 20-30%, saving tens of millions per facility per year
In a nutshell
Why Energy Needs Its Own Network
The energy sector has a unique combination of connectivity challenges. Facilities operate in classified hazardous zones where explosive atmospheres may exist. Offshore platforms are entirely beyond the reach of terrestrial mobile networks. Refineries span square kilometres of complex metal structures that attenuate radio signals. And pipeline corridors can extend hundreds of kilometres through remote terrain.
Public networks don't reach most of these locations. WiFi struggles with the distances and interference. And the energy sector — designated critical national infrastructure — needs sovereignty over its communications.
Private 5G addresses all of these challenges with a single technology: dedicated capacity, controlled coverage, ATEX-compatible equipment, and backhaul options including satellite and microwave for the most remote locations.
Connected Worker Safety
Worker safety is the single most important priority in energy operations. Lone workers on offshore platforms or remote onshore facilities face risks that conventional communications struggle to mitigate.
Private 5G enables a new generation of connected safety:
- Wearables monitoring vital signs, gas exposure levels, and fall detection in real time
- Precise indoor positioning with sub-metre accuracy — critical inside metal platform structures where GPS signals cannot penetrate
- Real-time mustering during emergencies, showing the exact location of every worker on the facility
- Video-enabled push-to-talk for lone workers, replacing legacy radio with rich communications
This isn't theoretical. Equinor and Telenor Maritime have deployed connected worker systems on North Sea platforms, and Aker BP's Edvard Grieg platform — the world's first autonomous 5G offshore platform — uses private connectivity for remote operations and real-time safety monitoring.
Autonomous Inspection
Inspection is one of the most dangerous activities in energy operations. Workers inspect flare stacks at height, enter confined spaces in storage tanks, and access subsea infrastructure — all carrying significant risk of injury or fatality.
Drones and robots connected over private 5G can perform these inspections remotely:
- Flare stack inspections using drones with thermal and visual cameras, reducing rope access requirements by 75-90%
- Tank and vessel inspections using crawling robots that enter confined spaces with 5G-connected sensors
- Pipeline monitoring using distributed sensors for real-time pressure, acoustics, and corrosion data
- Subsea inspections using ROVs controlled over 5G-connected surface vessels
The impact on confined-space entries and truck rolls can be a 50% reduction, directly addressing the sector's most dangerous activities.
Digital Twins and Process Monitoring
A large refinery may have 50,000 or more instrumentation points — temperature sensors, pressure gauges, flow meters, vibration monitors — all generating continuous data. Aggregating this into a real-time digital twin enables process optimisation, anomaly detection, and predictive maintenance.
But this requires reliable, high-bandwidth connectivity across an entire facility. Wiring every sensor is prohibitively expensive and inflexible. Private 5G provides wireless backhaul for massive sensor networks, with network slicing to ensure that critical safety alerts are never delayed by bulk data traffic.
ADNOC in the UAE has deployed an 11,000 km2 private network across their operations, expecting to generate $1.5 billion in value over five years through process optimisation and connected operations.
The UK Energy Context
The UK's energy sector is in transition. North Sea operations need to maximise the safe, efficient life of existing assets while the industry pivots toward hydrogen, carbon capture, and renewables. All of these require advanced connectivity.
The Net Zero Technology Centre in Aberdeen — formerly the Oil & Gas Technology Centre — supports connectivity solutions for the energy sector. Scotland's 5G Centre has direct relevance for energy applications. And INEOS Grangemouth, Scotland's largest industrial site, is exploring advanced connectivity for process optimisation and safety.
The UK's Shared Access Licence framework from Ofcom makes it economically viable for energy operators to deploy private 5G — with licence fees measured in hundreds of pounds per year, not millions.
Beyond the Supermajors
The narrative around connected energy often focuses on the world's largest operators — Shell, BP, Equinor. They have the budgets for bespoke deployments.
But the same challenges exist at smaller refineries, onshore gas processing facilities, and distributed energy infrastructure. Connected safety, autonomous inspection, and predictive maintenance are just as valuable — perhaps more so — at facilities with smaller teams and tighter margins.
Advanced wireless connectivity makes these capabilities accessible at every scale. The technology is ready. The safety and efficiency gains are proven. The question is how quickly the sector adopts it.