Lincolnshire Low Carbon Hub Steven Burns
Background to the Hub Progress Learning Next Steps Presentation Outline mVA Harmonics Voltage Foot print Site Layout
Project Background
Year 1 Tier 2 Project Total Budget£3.4m LCNF £3m Objectives Demonstrate 6 innovative techniques Make it easier for generation to connect Develop an investment ahead of need concept Lincolnshire Low Carbon Hub
Existing 33kV Network Layout
Dynamic Line Rating Network Enhancements Commercial Agreements FACTs Dynamic Voltage Control 33kV Active Ring Low Carbon Hub Network Elements of the Hub
Proposed Layout
Progress To Date
FACTS Specification complete FACTS ITT Issued and being scored Wayleaves for OHL rebuild well underway Harmonisation with works at Trusthorpe Progress to Date Trusthorpe
New 4.5km Overhead Line Local opposition Unintended Consequences Investment ahead of need Vs business need Compulsory wayleaves a last resort Not appropriate in this scenario
Proposed Revised Layout
TRUSTHORPE ALFORD CHAPEL ST LEONARDS INGOLDMELLS SKEGNESS 33kV NO Tee SPILSBY s Current Layout BAMBERS FARM
TRUSTHORPE ALFORD CHAPEL ST LEONARDS INGOLDMELLS SKEGNESS 33kV NO Tee SPILSBY s Current Layout - 2 Radial Feeders BAMBERS FARM
TRUSTHORPE ALFORD CHAPEL ST LEONARDS INGOLDMELLS SKEGNESS 33kV NO Tee SPILSBY s Outline Ring Design BAMBERS FARM FACTS
TRUSTHORPE ALFORD CHAPEL ST LEONARDS INGOLDMELLS SKEGNESS 33kV NO Tee SPILSBY s Design 1: Full Unit Protection Scheme BAMBERS FARM FACTS Proposed 9MW Wind Farm s NO 7 Panel Board 6 Panel Board 3 Panel Board Unit Protection
Design 1: Full Unit Protection Scheme Time – Offline Build, but stretching Cost - £1.3m over budget Quality - Significant Network Improvement Project - Full rebuild not in ethos of scheme
ALFORD CHAPEL ST LEONARDS INGOLDMELLS SKEGNESS 33kV NO Tee SPILSBY s Design 2 : Minimal Unit Scheme BAMBERS FARM TRUSTHORPE FACTS s 7 Panel Board CTs and Breaker Unit Protection
Chapel St Leonards
Ingoldmells
Time – Online build with complex works Cost - On budget Quality - Significant site reworks, little benefit Project - High risk, complex Design 2 : Minimal Unit Scheme
ALFORD CHAPEL ST LEONARDS INGOLDMELLS SKEGNESS 33kV NO Tee SPILSBY s Design 3 : Minimal Scheme BAMBERS FARM TRUSTHORPE FACTS s 7 Panel Board Change Protection Distance Protection Change Protection
Time – Site works realistic Cost - On budget Quality - Increased protection risk Project - Delivers all 6 elements Utilises existing assets Design 3 : Minimal Scheme
Learning Ingoldmells
Unintended Consequences
Investment ahead of need Change Process Space to Innovate Project Continuity Re-design Time
Cultural change & technical change
Working with the business Space to Innovate Project Continuity Re-design Time Change Process
Thank you for listening