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fileadmin/content/abteilungen/developing-countries/dokumente/downloads/international-class/assessment-of-renewable-energy-technologies-for-the-sustainable-development-of-the-isle-of-jura-2012-.pdf
of varying hub heights and rated power. The 50m height restriction is indicated by the horizontal red line. Figure 3-5 Height Consideration Four of the turbines shortlisted meet the height restriction and [...] turbine wind turbine installed at the proposed site, hub height 31m, overall height 44.5m. This scenario was considered because it meets the height restriction at the proposed site. Scenario 4: 330kW Enercon [...] wind turbine installed at the alternative site, hub height 44 m, overall height 61.7 m. This scenario was considered because of the 50m turbine height limitation at the proposed site All costs used in the
fileadmin/content/abteilungen/developing-countries/dokumente/downloads/international-class/ic-2016-the-assessment-of-renewable-energy-projects-for-community-benefit-in-west-harris.pdf
2.5 meters dam height. We can establish from the same figure that the most significant amount of additional energy can be achieved with an increase of height from 0 to 0.5 meters. Height of dam till 2 meters [...] vs investment cost for loch with 1 meter height............................................ 32 Figure 7.6.4: NPV vs investment cost for loch with 2 meters height ....................................... [...] 30 Table 7.6.1: Economic results for loch (height: 1m), 2.0% inflation rate .................................... 33 Table 7.6.2: Economic results – loch (height: 2m) – 2.0% inflation rate ..............
fileadmin/content/abteilungen/developing-countries/dokumente/downloads/alumni/the-assessment-of-renewable-energy-projects-for-community-benefit-in-west-harris.pdf
fileadmin/content/abteilungen/industrial/dokumente/downloads/veroeffentlichungen/diskussionsbeitraege/znes-discussionspapers-005-barbados.pdf
n used a shear factor of 0.28, assumed for scaling the wind speeds from the measured height of 10m to a hub height of 100m. The shear factor is a measure of the roughness of the surface around the measuring [...] between the wind speeds close to the ground and at a height of 100m. The assumed shear factor of 0.28 is typical for areas with barriers of up to 15m in height. A shear factor of 0.16 would be typical for open [...] 5 MW - hub height 100 m - shear factor 0.28 - investment costs 1,050 Euro/kW - operation and maintenance costs 5%/a of investment costs - hourly wind data Dominica 2010 - measurement height of wind data
fileadmin/content/abteilungen/industrial/dokumente/downloads/veroeffentlichungen/diskussionsbeitraege/znes-discussionpapers-008-100ee-mahe.pdf
no quite clear, at which heights above ground these measurements have been taken. Thus, the comparability is not fully given, as this would require measurements at the same height above ground. Across the [...] MW - hub height 80 m - shear factor 0.20 - investment costs 1,050 Euro/kW - operation and maintenance costs 5%/a of investment costs - hourly wind data Mahé Airport 2010 - measurement height of wind data [...] nature preservation Conduct a detailed assessment of the hourly wind speeds on the island at hub heights between 80 and 100 m in the prime locations for onshore wind power and derive a wind atlas for Mahé
fileadmin/content/abteilungen/developing-countries/dokumente/downloads/international-class/a-leap-towards-energy-sustainability-for-loope-head-communities-2020.pdf
the height and period of it (Alcorn, 2014). Figure 5-12.a illustrates the mean annual distribution of wave height in the different coasts of the Loop Head Peninsula. It can be seen that the height tends [...] MCP module in WindPro software. For correlation, hub height of 100m has been chosen as both, the long term and short-term data were at 100m hub height. The correlation calculation has been attached in Appendix [...] is 9.2 m/s at the hub height of 100m above ground level. Wind speed distribution, and its frequency of occurrence are attached in Appendix 9. Using elevation, roughness, height contour data and wind
fileadmin/content/abteilungen/developing-countries/dokumente/downloads/international-class/1.-eem-international-class-2015-achiltibuie-final.pdf
anemometer at 50m height are used to calculate the energy yield at the turbine’s hub height. WindPRO adjusts the wind speeds if the turbine hub height is greater than or less than the height of measured data [...] data. The variation in wind speed with height can be modeled by the logarithmic law, where C1 and Co are the respective wind speeds at heights h1 and h2, and is the Shear Exponent or Roughness Exponent [...] wind at the selected site. The wind rose in Figure 7-2 shows the wind direction in 12 sectors at a height of 50m. The most prevalent wind direction is South to South-West and least prevalent is the East
fileadmin/content/abteilungen/gesundheit/abschlussarbeiten/kohorte-2/abstract-2011-schwaiger-m.pdf
Schwaiger, M. (2011). Achtsamkeit und Pollenallergie: Erste Ergebnisse zur Evaluation einer MBSR-Intervention bei Probanden mit Pollenallergie. Zusammenfassung Aufgrund der Zunahme des erlebten Stress
fileadmin/content/abteilungen/industrial/dokumente/downloads/veroeffentlichungen/diskussionsbeitraege/znes-discussionpapers-009-100ee-praslin-ladigue.pdf
(80 m hub height, shear factor 0.2) (calculations based on SNMS 2016) Figure 2b: Output from 6 MW installed wind capacity for the month of May based on the 2010 MERRA 2 wind data (80m hub height, shear factor [...] nature preservation Conduct a detailed assessment of the hourly wind speeds on the island at hub heights between 80 and 100 m in the prime locations for onshore wind power and derive a wind atlas for Praslin [...] renewables - 10 - Taking the downscaled hourly MEERRA 2 wind energy data and scaling these to a hub height of 80 m for modern 2.5 to 3 MW standard wind turbines and assuming investment costs of 1,330 US$/kW
fileadmin/content/institute/biologie/arbeitsgruppe-stiegel/dokumente/promotion/stiegeletal2020-does-the-shrub-layer-act-as-an-intermediary.pdf
from July to August 2012. At each site, a data logger was installed in the lower canopy (average height: 18 m) of a mature F. sylvatica tree. Average values for the measured period for each site were used [...] randomly chosen ma- ture beech trees (F. sylvatica) in each forest stand (trees: n = 60). The average height of window traps above the ground was 18 m. Flying insects intercepted by the traps fell into a saturated