Drainage Services Department Research & Development Forum 2016 - PowerPoint PPT Presentation

Drainage Services Department Research & Development Forum 2016 Large Scale Application of Photovoltaic Panels CC Ngan, Senior Manager – New Energy CLP Holdings

Agenda  Photovoltaic overview  Price trends  Global installed capacity  Technology trends  A large scale solar photovoltaic power plant  The 101  The “scale”  Typical development process  Seeing is believing! Co/BG/Unit 2

Market trends – Module price and capacity Co/BG/Unit 3

Market trends – Module price in last 5 years ~ 60% price drop in the past 5 years (Source: Bloomberg New Energy Finance - BNEF) Co/BG/Unit 4

Market trends – Total cost for different systems USA PV system price (GTM Research) USA utility PV system price breakdowns (GTM Research) Co/BG/Unit 5

Market trends – Cost outlook for utility scale system Utility PV system price breakdowns (BNEF) Co/BG/Unit 6

Market trends – Global capacity Source: Fraunhofer ISE Co/BG/Unit 7

Market trends – Capacity by country Co/BG/Unit 8

Market trends – Outlook on capacity Source: BNEF Co/BG/Unit 9

Market trends – Solar tariff Co/BG/Unit 10

Market trends - Penetration Co/BG/Unit 11

Market trends – Utility capacities Co/BG/Unit 12

Technology trends – Market share Source: Fraunhofer ISE Co/BG/Unit 13

Technology trends – Production share Source: Fraunhofer ISE Co/BG/Unit 14

Technology trends – Cell and module efficiency Source: Fraunhofer ISE Co/BG/Unit 15

Technology trends – Commercialized modules Source: Fraunhofer ISE Co/BG/Unit 16

Technology trends – Top 10 suppliers Source: Renewable Energy World Co/BG/Unit 17

PV power plant 101 – As simple as … PV string PV arrays Inverter Grid Main transformer Step up transformer DC AC System efficiency (Performance Ratio or PR) = kWh to grid / (Plane of array irradiance x module efficiency) Co/BG/Unit 18

Figures from a large scale PV power plant A typical 50MW dc solar PV power plant could have  ~200,000 PV modules  ~10,000 strings  ~ 600 dc combiner boxes  ~ 50 x 1MW inverters/inverter houses and step up transformers  ~ 3000 tons of steel structure  Up to 50,000 foundations  ~ 90km of power cables  ~ 90 hectares of land  ~100,000 man-days to completion  … Co/BG/Unit 19

Technology trends – System efficiency Co/BG/Unit 20

Development process • • Land Design • • Permits and quota Financing • Operation & • • Grid connection Procurement maintenance • • Electricity sales QC & delivery • Performance contract management monitoring • • Solar resources and Construction • energy yield Acceptance Co/BG/Unit 21

Land issues Co/BG/Unit 22

Solar resources and energy yield assessment Co/BG/Unit 23

Quality control and delivery management Co/BG/Unit 24

Quality control and delivery management Co/BG/Unit 25

Performance monitoring Co/BG/Unit 26

Conclusion Utility scale solar projects  picks up in less than 10 years because of regulatory support, price reduction and market maturity  achieves low cost from economics of scale  electrically simple but the volume needs attention  unique challenges include footprint, resources intermittence, quality control and performance monitoring  benefits HK in terms of knowledge/skills and equipment supplies Co/BG/Unit 27

Co/BG/Unit 28