Composite cross-arm for high-voltage transmission infrastructure

Developed from concept through to pilot installation on Scottish transmission network. Project involved full-scale prototype development, FEA analysis, destructive testing, and collaboration with National Grid and University of Manchester.

SolidWorks rendering of composite cross-arm assembly showing structural members and electrical insulation sheds

FEA stress analysis of test rig under broken wire loading conditions, identifying high stress concentrations in joint connections

Modified test rig design with reinforcement plates, showing reduced stress concentrations after FEA optimisation

Full-scale test rig for validating cross-arm performance under multi-tonne loading

High-voltage electrical testing of composite cross-arm validating insulation performance in collaboration with University of Manchester

SolidWorks assembly view showing detailed component design for manufacture and installation planning

Installation team preparing cross-arm for deployment on transmission line in highest wind conditions in UK

Lifting composite cross-arm into position on transmission tower during pilot installation in Scotland

Full-scale prototype installed on transmission infrastructure with embedded sensors for long-term mechanical feasibility monitoring

Installed prototype demonstrating progression from initial concept design through to operational pilot demonstration

Project Competencies

SolidWorks CAD

SolidWorks FEA

Prototype development

Mechanical testing

Multi-stakeholder collaboration

Field installation