25Jul
Wellhead Control Panels

Wellhead Control Panels (WHCP) Onshore & Offshore

25 July 2025By

At the heart of Oil & Gas operations, Wellhead Control Panels (WHCP) represent an essential pillar for ensuring control, safety, and operational continuity. Whether for onshore or offshore facilities, these panels combine pneumo-hydraulic technology with electronic control to manage critical valves under extremely variable conditions. In this article, we explore the key functions of WHCPs, the environmental challenges they face, and the regulations governing their design and installation.

To discover our services, click here

Critical Functions of WHCPs in Demanding Contexts

Wellhead Control Panels play a central role in controlling fundamental valves such as Safety (SSV), Master (MSV), Wing (WSV), Choke, ESD (Emergency Shutdown), and HIPPS (High-Integrity Pressure Protection System).

Thanks to their modular structure, it is possible to configure panels for single or multiple wells, integrating pull-out modules that simplify maintenance and upgrade operations. In offshore environments characterized by difficult access and saline air, this adaptability is vital for maintaining uptime and safety.

Robust Design for Extreme Conditions

Durability is an indispensable requirement. WHCP units are manufactured using certified materials, such as AISI 316 stainless steel, to offer maximum corrosion resistance. To ensure safe operation in the presence of explosive gases, components are selected for compliance with ATEX and IECEx standards. Furthermore, the ability to operate in offshore, desert, or arctic environments demonstrates the reliability of these systems under the most adverse conditions.

Integration with Advanced Control Systems

In modern industrial contexts, interfacing with PLC, DCS, SCADA, and RTU systems is essential. WHCPs integrate seamlessly with local and remote control systems, allowing real-time monitoring of well status and valve positions. Advanced automation requirements are supported by SIL2 or SIL3 design logics, compliant with IEC 61508 standards, certifying functional safety and the ability to react automatically during fault scenarios.

Regulations and Safety Best Practices

Regulatory compliance is fundamental for maintaining integrity in critical plants. Wellhead Control Panels are engineered according to:

  • IEC 61508: For Safety Integrity Levels (SIL), ensuring reliable responses in emergency situations.
  • ATEX and IECEx: For compatibility in explosion-risk areas.
  • International Directives: For onshore and offshore remote control management.

A compliant project achieves perfect integration between advanced technology and safety criteria, significantly reducing operational risks.

Real-World Applications and Success Stories

Offshore facilities in extreme conditions have benefited from WHCPs designed for multiple safety layers and full SCADA integration. Similarly, in onshore plants, the installation of high-quality panels has led to a drastic reduction in maintenance downtime and improved remote supervision.

Conclusion: Engineering Operational Safety

In critical Oil & Gas operations, Wellhead Control Panels are the key elements for ensuring safety, continuity, and integrated well management. Their robust design, adherence to international standards, and seamless integration into control systems make them fundamental components for any sophisticated facility.

Contact ST2 Srl today for professional support in designing and installing customized WHCP solutions!

READ MORE
13Jun

WHCP, the heart of pneumohydraulic automation

13 June 2025By

In an industry such as oil and gas, where safety and reliability are paramount, Wellhead Control Panels (WHCP) are a crucial element for plant control and safety. These integrated systems combine electrical, pneumatic and hydraulic circuits to manage safety and control valves in wellheads, both onshore and offshore.

follow the blog!

Functionality and importance of WHCPs

WHCPs are designed to monitor and control critical valves such as SCSSVs, masters, wings, chokes, ESDs and HIPPS. Their ability to operate in extreme conditions, with pressures up to 1,379 bar (20,000 PSI) and variable temperatures, makes them indispensable for ensuring the safety and operational efficiency of plants.

Advanced technical features

  • Certified safety: Components comply with SIL2 and SIL3 standards according to IEC 61508:2010, ensuring high levels of functional safety.
  • High-quality materials: Made of AISI316 stainless steel, WHCPs offer corrosion resistance and durability.
  • Modular design: Available in single or multi-well versions, with removable modules for easy maintenance.
  • Diverse power supply systems: Can be powered electrically, pneumatically or by gas from the well.
  • Remote and local control: Can be integrated with PLC, DCS, SCADA and RTU systems for efficient monitoring and control.

Applications in critical environments

WHCPs are essential in environments where operating conditions are particularly harsh, such as offshore installations, deserts or arctic regions. Their design allows installation in ATEX and IECEx classified areas, ensuring operation even in the presence of hazardous gases such as H₂S.

Customisation and innovation

WHCP solutions can be customised to meet specific requirements, including features such as:

  • Advanced shutdown systems: Implementation of ‘first out’ logic to quickly identify the cause of a shutdown.
  • Separate accumulator: Dedicated skids for accumulators, equipped with boosters for high-pressure recharging.
  • Green technologies: Low energy consumption design, compatible with power supply via photovoltaic panels.

WHCP for improved safety

Wellhead Control Panels are a fundamental component for the safety and efficiency of oil & gas facilities. Their ability to operate in extreme conditions, combined with the possibility of customisation and integration with advanced control systems, makes them indispensable for tackling the most critical operational challenges.

To learn more about WHCP solutions and discover how they can be integrated into your facilities, please contact ST2 Ltd.

READ MORE