欧洲风能技术培训.ppt

ADVISING DEVELOPING OPERATING ,2a. Technical planning of a wind farm,Source: WWEA,ADVISING DEVELOPING OPERATING ,2a. Technical planning - flow chart,Source: WWEA,ADVISING DEVELOPING OPERATING ,2a. Planning wind conditions,Estimation of wind conditions: WAsP wind site assessment oder measurement? Period of measurement: 1, 2 or 3 years what expects the financing institut? Measurement - crucial points: vertical wind profil correlation with suitable long term annual datas Initial estimates of installed capacity and energy yield,ADVISING DEVELOPING OPERATING ,2a. Technical planning lay out, Draft layout of a wind farm,Source: WWEA,Example Dardesheim wind farm 86 MW in Germany,ADVISING DEVELOPING OPERATING ,2a. General local frameworks,Source: WWEA,ADVISING DEVELOPING OPERATING ,2a. Permit aspects,The ecological impact of wind turbines,Source: WWEA,ADVISING DEVELOPING OPERATING ,2a. Noise pollution from wind turbines,Source: WWEA,ADVISING DEVELOPING OPERATING ,2a. Shadow casting of wind turbines,Source: WWEA,ADVISING DEVELOPING OPERATING ,2a. Economic aspects,Economic feasibility Calculation over 20 years (investment costs and interest rates, energy yield, kWh tariff, operation and maintanance, repairs, insurance, provisions for dismantling the turbine, 5 10 % security security of power purchase agreement (PPA at least 10 years) Pay back period 5 %,Source: WWEA, GeneralWind,- Listening to general local situation - Discussing plans with municipality - Preparing activities to citizens, public relations, bus tours, media,2a. Social planning: Early information and transparency,ADVISING DEVELOPING OPERATING ,- advantages: income, property rents, offers, jobs, taxes, publicity; high degree of regional economic improvement - disadvantages: landscape impacts, acoustic impacts, shadows, distances to neighbours,2a. Social planning: Fair allocation of project effects,ADVISING DEVELOPING OPERATING ,- participation possibilities create a more open atmosphere - preferred / priority chances in favour of people living around - communicating project advantages,2a. Social planning: Offering project participation possibilities,ADVISING DEVELOPING OPERATING ,regular activities to be in minds and media: Press declarations, interesting visitors, publications, local cooperation energy projects as interesting events: Evident public activities embedded into local cultural situation, tourist ambitions,2a. Social planning: Repeated information and public relation,ADVISING DEVELOPING OPERATING ,2a. Building permission and operating licensing in Germany,ADVISING DEVELOPING OPERATING ,One authority guiding the whole procedure and involving further participating sub-authorities and the public Projects 2 wind turbines: Approach regional immissions authority Start with Screening meeting: Final clarification on all necessary steps and documents; 7 month to get the permission 4 weeks public participation,2a. Financing of wind energy projects in Germany,ADVISING DEVELOPING OPERATING ,-30 % equity; 70 % public loans by governmental KfW at 5%, to be payed back within a 10 15 years period of time -due dilligance on all necessary documents: (land rental contracts, 2 3 independent wind data studies, investment contracts, building and operating permission, power purchase agreement PPA on 10 years, insurance and operation/maintenance contracts, dismantling provisions, ) -financing contract to be signed with competiting private bancs