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Frontiers in Energy

ISSN 2095-1701

ISSN 2095-1698(Online)

CN 11-6017/TK

Postal Subscription Code 80-972

2018 Impact Factor: 1.701

Front Energ    0, Vol. Issue () : 376-385    https://doi.org/10.1007/s11708-011-0167-5
RESEARCH ARTICLE
Availability of wind energy resource potential for power generation at Jos, Nigeria
O. O. Ajayi1(), R. O. Fagbenle2, J. Katende3, J. O. Okeniyi1
1. Mechanical Engineering Department, Covenant University, Ota 112101, Nigeria; 2. Mechanical Engineering Department, Obafemi Awolowo University, Ile Ife 220282, Nigeria; 3. Electrical and Information Engineering Department, Covenant University, Ota 112101, Nigeria
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Abstract

The objective of this study was to assess the potential viability of the wind resource potential in Jos, Plateau state, Nigeria for power generation. The monthly mean wind speeds that span from 1987 to 2007 were employed to statistically analyze the monthly, annual and seasonal potentials of the wind energy resources at the site. Besides, the results were employed together with two models of wind energy conversion system to simulate the likely average output power. The outcome showed that Jos was suitable as a site for wind farm projects of varying sizes and that MW·h to GW·h of electricity is likely to be produced per period of months, seasons and years. The average wind speed range at the site was also estimated to be between 6.7 and 11.8 m/s across the months, years and seasons.

Keywords green electricity      renewable resources      Weibull statistics      Jos      Nigeria     
Corresponding Author(s): Ajayi O. O.,Email:oluseyi.ajayi@covenantuniversity.edu.ng   
Issue Date: 05 December 2011
 Cite this article:   
O. O. Ajayi,R. O. Fagbenle,J. Katende, et al. Availability of wind energy resource potential for power generation at Jos, Nigeria[J]. Front Energ, 0, (): 376-385.
 URL:  
https://academic.hep.com.cn/fie/EN/10.1007/s11708-011-0167-5
https://academic.hep.com.cn/fie/EN/Y0/V/I/376
Fig.1  21 years’ average monthly wind speeds
Fig.2  21 years’ average annual wind speeds
Fig.3  Measure of occurrence of measured wind speed data at the site (=[0, 2), =[2, 4), =[4,6), =[6, 8), =[8, 10), =[10, 12))
Fig.4  Seasonal and annual values of average wind speed across the period
PeriodvWeibull/(m·s-1)kc/(m·s-1)σWeibull/(m·s-1)σactual/(m·s-1)
Jan9.94.610.82.52.4
Feb9.94.410.82.52.5
Mar9.46.010.21.81.8
Apr11.41.612.77.42.4
May9.78.810.31.31.3
Jun10.11.811.45.92.2
Jul9.38.19.91.41.3
Aug8.96.89.51.51.4
Sep7.86.08.41.51.4
Oct8.81.69.85.62.4
Nov9.34.610.22.32.0
Dec10.14.011.22.92.5
Dry season9.63.210.73.32.4
Wet season9.43.110.53.31.8
Whole year9.53.310.53.22.1
19878.47.58.91.31.2
19889.213.39.60.80.7
198910.46.011.22.01.8
19909.58.810.01.31.2
19919.38.89.91.31.2
19929.97.910.51.51.4
19939.811.510.21.00.9
199410.27.110.91.71.6
19959.710.510.11.11.0
19969.314.49.70.80.7
19978.03.68.92.52.4
19988.49.48.91.11.0
19998.15.48.81.71.7
200011.36.212.12.11.8
200111.513.411.91.00.9
200211.88.312.51.71.6
200311.013.511.51.00.9
20047.810.88.10.90.7
20057.45.78.01.51.3
20068.01.18.27.42.9
20076.71.77.54.02.3
Tab.1  Some Weibull results for the whole 21 years
Fig.5  CDF for monthly wind speed distribution
Fig.6  PDF for monthly wind speed distribution
Fig.7  CDF for seasonal wind speed distribution
Fig.8  PDF for seasonal wind speed distribution
Fig.9  CDF of annual data series
Fig.10  PDF of annual data series
Fig.11  Degree of accuracy of Weibull prediction performance per month
Fig.12  Degree of accuracy of Weibull prediction performance per annum
Fig.13  Predictive ability of Weibull distribution for monthly wind speed distributions
Fig.14  Predictive ability of Weibull distribution for annual wind speed distributions
Fig.15  Comparison periodic most probable and maximum energy carrying wind speeds
Fig.16  Comparison of annual most probable and maximum energy carrying wind speeds
Fig.17  Periodic variation of power density
Fig.18  Annual variation of power density
Wind machinevc/(m·s-1)vF/(m·s-1)vR/(m·s-1)PeR/kWHub height/mRotor diameter/m
GE 1.5sle3.52514150065/8077
GE 1.5xle3.52011.515008082.5
Tab.2  Technical data of wind turbine machines used in analysis (GE, 2009)
PeriodGE 1.5 sleGE 1.5 xle
Pe /kWPe,Ave/kWCF/%Pe/kWPe,Ave/kWCF/%
Jan303.4442.229.5745.6828.455.2
Feb319.1460.030.7762.4835.655.7
Mar140.1219.814.7457.3628.941.9
Apr1039.6739.549.31486.4743.049.5
May60.598.66.6344.2522.534.8
Jun783.3707.047.11152.8773.051.5
Jul54.488.05.9266.4417.727.8
Aug66.9106.47.1254.1394.426.3
Sep44.369.74.6143.3225.015.0
Oct611.7603.240.2877.4683.445.6
Nov232.3347.823.2575.0714.947.7
Dec407.6553.736.9893.1893.759.6
Dry season430.0561.637.4820.5838.255.9
Wet season415.5544.736.3777.6812.054.1
198731.550.53.4137.2220.314.7
19885.79.60.678.6131.88.8
1989247.8381.025.4814.7883.058.9
199047.277.05.1266.7420.928.1
199142.368.94.6237.2378.625.2
199295.4154.110.3454.9639.442.6
199323.539.12.6226.6369.924.7
1994158.6252.816.9642.2788.352.6
199531.151.43.4243.9393.226.2
19964.57.60.575.5127.38.5
1997194.0285.319.0396.5537.035.8
199812.420.31.479.3129.98.7
199979.0122.78.2227.0347.423.2
2000388.8559.337.31315.31067.071.1
2001104.7175.711.71472.71124.675.0
2002349.3526.535.11804.71173.878.3
200361.1102.56.8867.4936.562.4
20042.54.10.321.134.92.3
200541.164.34.3125.3196.013.1
2006620.3491.732.8823.0515.534.4
2007314.2402.626.8458.3522.034.8
Whole year402.7535.335.7775.7816.654.4
Tab.3  Results from simulating electrical power output with wind turbine models
Fig.19  Wind power curves for turbine machine models of GE Energy (GE, 2009) employed
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