Wind Energy - Resource Analysis - Revision history

Ranisha at 08:28, 11 July 2014

2014-07-11T08:28:54Z

Katharina Wiedemann: Katharina Wiedemann moved page Resource analysis - Wind Energy to Wind Energy - Resource Analysis without leaving a redirect

2013-07-22T15:28:58Z

Katharina Wiedemann moved page Resource analysis - Wind Energy to Wind Energy - Resource Analysis without leaving a redirect

Katharina Wiedemann at 15:28, 22 July 2013

2013-07-22T15:28:02Z

AnkeMaria at 10:46, 25 July 2011

2011-07-25T10:46:25Z

AnkeMaria at 10:45, 25 July 2011

2011-07-25T10:45:54Z

Nils Marscheider at 10:06, 9 July 2011

2011-07-09T10:06:03Z

AnkeMaria at 08:04, 9 July 2011

2011-07-09T08:04:27Z

Jewgeni Bader at 10:07, 7 July 2011

2011-07-07T10:07:18Z

Jewgeni Bader at 10:06, 7 July 2011

2011-07-07T10:06:54Z

Jewgeni Bader: Undo revision 32954 by Jewgeni Bader (talk)

2011-07-07T10:06:29Z

Undo revision 32954 by Jewgeni Bader (*****)

@@ Line 6: / Line 6: @@
 === Network Characteristics at the Injection Point<br/> ===
-Analysis of transformer/feeder/transmission capacities, voltage variations, fault levels and other grid characteristics (including upgrades or reinforcements, if need be) that are relevant for the design and future operation of wind parks at the selected site or, for that matter, the points at which the loads of the wind parks will be injected into the transmission network.<br/>
+Analysis of transformer/feeder/transmission capacities, voltage variations, fault levels and other [[Portal:Grid|grid]] characteristics (including upgrades or reinforcements, if need be) that are relevant for the design and future operation of wind parks at the selected site or, for that matter, the points at which the loads of the wind parks will be injected into the transmission network.<br/>
 === Site Conditions<br/> ===
@@ Line 16: / Line 16: @@
 === <br/>Wind Regime<br/> ===
-Preparation and processing of available wind data for estimating the daily, monthly and seasonal electrical output of the wind farm (calculate a norm year by correlation of measured wind data with long-term meteorological wind speed data). Determine the impact of wind parks on the short-term and long-term scheduling of existing power plants with a view towards minimizing system generation costs. Estimate the savings/benefits attributable to wind park integration such additional capacity available during peak load periods.<br/>Correlate monthly diurnal wind speed patterns with monthly load curves based on hourly wind and load data.<br/>Depending on the availability and quality of repeated samples of the probability distribution of the wind speed at the selected sites, the study should also perform wind reliability/predictability calculations that can be used to approximate the capacity credit (load carrying capability) of the wind farm.
+Preparation and processing of available [[Monitoring_and_Evaluation_(M&E)_-_Wind_Energy|wind data]] for estimating the daily, monthly and seasonal electrical output of the wind farm (calculate a norm year by correlation of measured wind data with long-term meteorological wind speed data). Determine the impact of wind parks on the short-term and long-term scheduling of existing power plants with a view towards minimizing system generation costs. Estimate the savings/benefits attributable to wind park integration such additional capacity available during peak load periods.<br/>Correlate monthly diurnal wind speed patterns with monthly load curves based on hourly wind and load data.<br/>Depending on the availability and quality of repeated samples of the probability distribution of the wind speed at the selected sites, the study should also perform wind reliability/predictability calculations that can be used to approximate the capacity credit (load carrying capability) of the wind farm.
 <br/>
@@ Line 31: / Line 31: @@
 <br/>
-For these calculations the wind atlas model and the related '''WASP model '''and '''WindPro sofware program''' were used. Within these calculations also a sensitivity analysis concerning a well-suited type of wind turbine for the site in question was undertaken. The wind park calculations were then based on the identified turbine. The evaluation of the wind potential was based on measured data from 10 m height, which had been collected intermittently by MME during the past 2 years.4 In addition, long term meteorological data of the past 20 years as provided by the Namibian Weather Bureau and the South African Weather Bureau<br/>were also considered.
+For these calculations the wind atlas model and the related '''WASP model '''and '''WindPro sofware program''' were used. Within these calculations also a sensitivity analysis concerning a well-suited type of [[Wind_Turbine_Technology|wind turbine]] for the site in question was undertaken. The wind park calculations were then based on the identified turbine. The evaluation of the wind potential was based on measured data from 10 m height, which had been collected intermittently by MME during the past 2 years.4 In addition, long term meteorological data of the past 20 years as provided by the Namibian Weather Bureau and the South African Weather Bureau<br/>were also considered.
 <u>The resulting wind potential in 50m height is characterised as follows<ref>Source: GTZ 2000: Wind Energy Projects in Morocco and Namibia; gtz2000-en-wind-energy-projects-marocco-namibia</ref></u><br/>
@@ Line 83: / Line 83: @@
 = Further Information =
-*[https://energypedia.info/Portal:Wind Portal:Wind]
+*[[Portal:Wind|Portal:Wind]]
 *Gasch Bewertungsmethoden für Sites (Gasch Kapitel 4)
+*[[Capacity_Building_-_Wind_Energy|Capacity Building - Wind Energy]]<br/>
 = References =
@@ Line 92: / Line 94: @@
 <references /><br/>
 [[Category:Wind]]

@@ Line 1: / Line 1: @@
-== Site-specific Investigations<br>  ==
+== Overview ==
-=== Network characteristics at the injection point<br>  ===
+== Site-specific Investigations<br/> ==
-Analysis of transformer/feeder/transmission capacities, voltage variations, fault levels and other grid characteristics (including upgrades or reinforcements, if need be) that are relevant for the design and future operation of wind parks at the selected site or, for that matter, the points at which the loads of the wind parks will be injected into the transmission network.<br>
+=== Network Characteristics at the Injection Point<br/> ===
-=== Site conditions<br>  ===
+Analysis of transformer/feeder/transmission capacities, voltage variations, fault levels and other grid characteristics (including upgrades or reinforcements, if need be) that are relevant for the design and future operation of wind parks at the selected site or, for that matter, the points at which the loads of the wind parks will be injected into the transmission network.<br/>
-Preparation and processing of available wind data for estimating the daily, monthly and seasonal electrical output of the wind farm (calculate a norm year by correlation of measured wind data with long-term meteorological wind speed data). Determine the impact of wind parks on the short-term and long-term scheduling of existing power plants with a view towards minimizing system generation costs. Estimate the savings/benefits attributable to wind park integration such additional capacity available during peak load periods.<br>Correlate monthly diurnal wind speed patterns with monthly load curves based on hourly wind and load data.<br>Depending on the availability and quality of repeated samples of the probability distribution of the wind speed at the selected sites, the study should also perform wind reliability/predictability calculations that can be used to approximate the capacity credit (load carrying capability) of the wind farm.
+=== Site Conditions<br/> ===
-<br>
+Site-specific examination of ground and soil conditions, accessibility (e.g. roads), availability of ancillary material and equipment (e.g. cranes), environmental hazards, climatic risks, legal constraints (e.g. property rights), licensing/authorization procedures and other factors or obstacles that affect the suitability of the selected site (the partner will bear the cost for soil bearing costs, as well as topographic surveys, if needed).<br/>Site-specific examination of environmental and social aspects. The study shall contain information on national regulations on the requirements of an environmental (and social) impact analysis or, if national regulations are not available, it shall follow international recommendations.<br/>
-== Evaluation of wind potentials (example from Namibia)<br>  ==
+=== <br/>Wind Regime<br/> ===
-The evaluation of the wind potential in Walvis Bay and Lüderitz in Namibia was carried out under two different aspects that required also different approaches and methods:<br>A. Evaluation of daily and annual characteristics in the wind speed distribution and comparison to the load characteristics in Walvis Bay and Lüderitz<br>
+Preparation and processing of available wind data for estimating the daily, monthly and seasonal electrical output of the wind farm (calculate a norm year by correlation of measured wind data with long-term meteorological wind speed data). Determine the impact of wind parks on the short-term and long-term scheduling of existing power plants with a view towards minimizing system generation costs. Estimate the savings/benefits attributable to wind park integration such additional capacity available during peak load periods.<br/>Correlate monthly diurnal wind speed patterns with monthly load curves based on hourly wind and load data.<br/>Depending on the availability and quality of repeated samples of the probability distribution of the wind speed at the selected sites, the study should also perform wind reliability/predictability calculations that can be used to approximate the capacity credit (load carrying capability) of the wind farm.
-*statistical analysis of long and short term data
+<br/>
 *daily, seasonal and annual wind speed patterns
 *firm power probabilities for at least certain hours per day.
-B. Design of wind park alternatives and calculation of its annual energy yield (various scenarios).<br>
+B. Design of wind park alternatives and calculation of its annual energy yield (various scenarios).<br/>
-<br>
+<br/>
-For these calculations the wind atlas model and the related '''WASP model '''and '''WindPro sofware program''' were used. Within these calculations also a sensitivity analysis concerning a well-suited type of wind turbine for the site in question was undertaken. The wind park calculations were then based on the identified turbine. The evaluation of the wind potential was based on measured data from 10 m height, which had been collected intermittently by MME during the past 2 years.4 In addition, long term meteorological data of the past 20 years as provided by the Namibian Weather Bureau and the South African Weather Bureau<br>were also considered.
+For these calculations the wind atlas model and the related '''WASP model '''and '''WindPro sofware program''' were used. Within these calculations also a sensitivity analysis concerning a well-suited type of wind turbine for the site in question was undertaken. The wind park calculations were then based on the identified turbine. The evaluation of the wind potential was based on measured data from 10 m height, which had been collected intermittently by MME during the past 2 years.4 In addition, long term meteorological data of the past 20 years as provided by the Namibian Weather Bureau and the South African Weather Bureau<br/>were also considered.
-The resulting wind potential in 50m height is characterised as follows<ref>Source: GTZ 2000: Wind Energy Projects in Morocco and Namibia; gtz2000-en-wind-energy-projects-marocco-namibia</ref><br>
+<u>The resulting wind potential in 50m height is characterised as follows<ref>Source: GTZ 2000: Wind Energy Projects in Morocco and Namibia; gtz2000-en-wind-energy-projects-marocco-namibia</ref></u><br/>
-{| width="100%" cellspacing="1" cellpadding="1" border="1"
+{| cellspacing="1" cellpadding="1" border="1" style="width: 100%"
 |-
-| bgcolor="#cccccc" | '''Site'''<br>
+| bgcolor="#cccccc" | '''Site'''<br/>
 | bgcolor="#cccccc" |
-'''Annual Average'''<br>
+'''Annual Average'''<br/>
 ''m/s''
 | bgcolor="#cccccc" |
-'''Energy Density'''<br>
+'''Energy Density'''<br/>
 ''kWh/m<sup>2</sup>/a''
 | bgcolor="#cccccc" |
-'''Weibull Parameters'''<br>
+'''Weibull Parameters'''<br/>
 ''a,k''
 |-
 | bgcolor="#cccccc" |
-'''Walvis Bay<br>Saltworks'''<br>
+'''Walvis Bay<br/>Saltworks'''<br/>
+|
-.8<br>
+.8<br/>
+|
-<br>
+<br/>
+|
 A = 7.73
-k&nbsp;= 2.17<br>
+k = 2.17<br/>
 |-
-| bgcolor="#cccccc" | '''Lüderitz Golf Course'''<br>
+| bgcolor="#cccccc" | '''Lüderitz Golf Course'''<br/>
-| &nbsp;7.5<br>
+| 7.5<br/>
+|
-−
+|
-A = 8.4<br>k = 1.70
+A = 8.4<br/>k = 1.70
 |}
-<br> <br> <references /><br>
+<br/>
-[[Portal:Wind]]<br>
+= References =
-<br>
+<references /><br/>
 [[Category:Wind]]

@@ Line 1: / Line 1: @@
-<span style="color: rgb(255, 0, 0);">Work in progress</span><br>
+<br>
 <span style="color: rgb(255, 0, 0);">Gasch Bewertungsmethoden für Sites (Gasch Kapitel 4)
-Anhang C_ToR Feasibility Study<br>
+</span>
 == Site-specific Investigations<br>  ==
@@ Line 83: / Line 79: @@
 |}
-<br>
+<br> <br> <references /><br>
 <br>

@@ Line 25: / Line 25: @@
 == Evaluation of wind potentials (example from Namibia)<br>  ==
-The evaluation of the wind potential in Walvis Bay and Lüderitz was carried out under two different aspects that required also different approaches and methods:<br>A. Evaluation of daily and annual characteristics in the wind speed distribution and<br>comparison to the load characteristics in Walvis Bay and Lüderitz<br>
+The evaluation of the wind potential in Walvis Bay and Lüderitz in Namibia was carried out under two different aspects that required also different approaches and methods:<br>A. Evaluation of daily and annual characteristics in the wind speed distribution and comparison to the load characteristics in Walvis Bay and Lüderitz<br>
 *statistical analysis of long and short term data
@@ Line 31: / Line 31: @@
 *firm power probabilities for at least certain hours per day.
-B. Design of wind park alternatives and calculation of its annual energy yield (various<br>scenarios).<br>
+B. Design of wind park alternatives and calculation of its annual energy yield (various scenarios).<br>
 <br>
-For these calculations the wind atlas model and the related WASP model and WindPro<br>sofware program were used. Within these calculations also a sensitivity analysis concerning<br>a well-suited type of wind turbine for the site in question was undertaken. The wind park<br>calculations were then based on the identified turbine. The evaluation of the wind potential<br>was based on measured data from 10 m height, which had been collected intermittently by<br>MME during the past 2 years.4 In addition, long term meteorological data of the past 20<br>years as provided by the Namibian Weather Bureau and the South African Weather Bureau<br>were also considered.
+For these calculations the wind atlas model and the related '''WASP model '''and '''WindPro sofware program''' were used. Within these calculations also a sensitivity analysis concerning a well-suited type of wind turbine for the site in question was undertaken. The wind park calculations were then based on the identified turbine. The evaluation of the wind potential was based on measured data from 10 m height, which had been collected intermittently by MME during the past 2 years.4 In addition, long term meteorological data of the past 20 years as provided by the Namibian Weather Bureau and the South African Weather Bureau<br>were also considered.
-The resulting wind potential in 50m height is characterised as follows<br>
+The resulting wind potential in 50m height is characterised as follows<ref>Source: GTZ 2000: Wind Energy Projects in Morocco and Namibia; gtz2000-en-wind-energy-projects-marocco-namibia</ref><br>
-{| cellspacing="1" cellpadding="1" border="1" width="100%"
+{| width="100%" cellspacing="1" cellpadding="1" border="1"
 |-
 | bgcolor="#cccccc" | '''Site'''<br>
@@ Line 84: / Line 84: @@
 <br>
 <br>
-[[Image:Windpotential namibia example.JPG|760x153px|Windpotential namibia example.JPG]]<br>
+<references /><br>
 <br>

@@ Line 1: / Line 1: @@
 <span style="color: rgb(255, 0, 0);">Work in progress</span><br>
 Anhang C_ToR Feasibility Study<br>
-Analysis of transformer/feeder/transmission capacities, voltage variations, fault levels and other grid characteristics (including upgrades or reinforcements, if need be) that are relevant for the design and future operation of wind parks at the selected site or, for that matter, the points at which the loads of the wind parks will be injected into the transmission network.<br>
+Gasch Bewertungsmethoden für Sites (Gasch Kapitel 4)
-=== Site conditions<br> ===
+== Site-specific Investigations<br>  ==
-Site-specific examination of ground and soil conditions, accessibility (e.g. roads), availability of ancillary material and equipment (e.g. cranes), environmental hazards, climatic risks, legal constraints (e.g. property rights), licensing/authorization procedures and other factors or obstacles that affect the suitability of the selected site (the partner will bear the cost for soil bearing costs, as well as topographic surveys, if needed). <br>Site-specific examination of environmental and social aspects. The study shall contain information on national regulations on the requirements of an environmental (and social) impact analysis or, if national regulations are not available, it shall follow international recommendations. <br>
+=== Network characteristics at the injection point<br>  ===
-=== <br>Wind regime<br> ===
+Analysis of transformer/feeder/transmission capacities, voltage variations, fault levels and other grid characteristics (including upgrades or reinforcements, if need be) that are relevant for the design and future operation of wind parks at the selected site or, for that matter, the points at which the loads of the wind parks will be injected into the transmission network.<br>
-Preparation and processing of available wind data for estimating the daily, monthly and seasonal electrical output of the wind farm (calculate a norm year by correlation of measured wind data with long-term meteorological wind speed data). Determine the impact of wind parks on the short-term and long-term scheduling of existing power plants with a view towards minimizing system generation costs. Estimate the savings/benefits attributable to wind park integration such additional capacity available during peak load periods.<br>Correlate monthly diurnal wind speed patterns with monthly load curves based on hourly wind and load data.<br>Depending on the availability and quality of repeated samples of the probability distribution of the wind speed at the selected sites, the study should also perform wind reliability/predictability calculations that can be used to approximate the capacity credit (load carrying capability) of the wind farm.
+=== Site conditions<br>  ===
 <br>
@@ Line 35: / Line 39: @@
 The resulting wind potential in 50m height is characterised as follows<br>
-{| width="100%" cellspacing="1" cellpadding="1" border="1"
+{| cellspacing="1" cellpadding="1" border="1" width="100%"
 |-
 | bgcolor="#cccccc" | '''Site'''<br>

@@ Line 65: / Line 65: @@
 <br>
-[[Image:Windpotential namibia example.JPG]]<br>
+[[Image:Windpotential namibia example.JPG|760x153px]]<br>
 The annual and daily wind speed patterns are presented in the following graphs:<br>

← Older revision		Revision as of 10:06, 7 July 2011
Line 18:		Line 18:

	The resulting wind potential in 50m height is characterised as follows<br>		The resulting wind potential in 50m height is characterised as follows<br>
		+
		+	{\| width="100%" cellspacing="1" cellpadding="1" border="1"
		+	\|-
		+	\| bgcolor="#cccccc" \| '''Site'''<br>
		+	\| bgcolor="#cccccc" \|
		+	'''Annual Average'''<br>
		+
		+	''m/s''
		+
		+	\| bgcolor="#cccccc" \|
		+	'''Energy Density'''<br>
		+
		+	''kWh/m<sup>2</sup>/a''
		+
		+	\| bgcolor="#cccccc" \|
		+	'''Weibull Parameters'''<br>
		+
		+	''a,k''
		+
		+	\|-
		+	\| bgcolor="#cccccc" \|
		+	'''Walvis Bay<br>Saltworks'''<br>
		+
		+	\|
		+	6.8<br>
		+
		+	\|
		+	3047<br>
		+
		+	\|
		+	A = 7.73
		+
		+	k = 2.17<br>
		+
		+	\|-
		+	\| bgcolor="#cccccc" \| '''Lüderitz Golf Course'''<br>
		+	\|  7.5<br>
		+	\|
		+	4936
		+
		+	\|
		+	A = 8.4<br>k = 1.70
		+
		+	\|}
		+
		+	<br>

	[[Image:Windpotential namibia example.JPG]]<br>		[[Image:Windpotential namibia example.JPG]]<br>