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Key words:model; modulus of rupture; Osadebe’s theory; optimisation; mix proportions.
 International Concrete Repair Institute Concrete Repair Terminology [online]. Available from: http://www.google.com/search.
 Hueste, M.B.D.; Chompreda, P.; Trejo David; Clinic Daren B.H.; and Feating, P.B.( 2004). Mechanical properties of high strength concrete for prestressed members. ACI Structural Journal.
 Kohler, E.; Ali, A.; and Harvey, J. ( 2005). Flexural fatigue life of hydraulic cement concrete beam. Department of Transportation, Partnered Pavement Research Centre, University of Carlifornia, Davies and Berkeley.
 Elinwa, A.U.; and Ejeh, S.P. (2005). Characteristics of sisal fibre reinforced concrete. Journal of Civil Engineering Research and Practice, 2 (1), 1-14.
 British Standards Institution, 1978. BS 12: 1978. Specification for Portland cement.
 British Standards Institution (1992). BS 882: 1992. Specification for aggregates from natural sources for concrete.
 British Standards Institution (2002). BS EN 1008: 2002. Mixing water for concrete -Specification for sampling, testing and assessing the suitability of water, including water recovered from processes in the concrete industry, as mixing water for concrete.
 Scheffe, H. (1958). Experiments with Mixtures. Royal Statistical Society Journal, 20 (B). 344-360.
 Osadebe, N.N. (2003). Generalised mathematical modeling of compressive strength of normal concrete as a multi-variant function of the properties of its constituent components. A paper delivered at the college of Engineering, University of Nigeria, Nsukka.
 Okere, C.E. (2006). Mathematical Models for Optimisation of Modulus of Rupture of Concrete. Thesis (M. Eng). Federal University of Technology Owerri.
Keywords –Business-IT Alignment (BITA); IT Governance; Information Technology Infrastructure Library (ITIL); Luftman’s maturity model.
 M. McGee, "InformationWeek," no. http://www.informationweek.com/news/210300331, 2008.
 J. Luftman, "Assessing IT/business alignment," Information Strategy 20 , p. 7, 2003.
 J. McKeen and H. Smith, "Making IT Happen: Critical Issues in IT Management.," no. John Wiley & Sons, 2003.
 OGC, "Introduction to ITIL, The IT Service Management Forum,, .pdf , UK," 2007.
 A. J. G. Silvius, "The Impact of National Cultures on Business & IT Alignment," Communications of the IIAM, 2008.
 R. S. Tapia, "Developing a Maturity Model for IT Alignment in a Cross-Organizational Environment," 2nd Dutch/Belgian Conference on Enterprise Information Systems (EIS), 2007.
 H. M. Chen, "Towards Service Engineering: Service Orientation and Business-IT Alignment," in 41st Hawaii International Conference on System Sciences (HICSS), 2008.
 1. c. a. V. N. Henderson, "Strategic Alignment:Leveraging Information Technology for Transforming Organizations," vol. 32, 1993.
 J. Luftman, "Assessing Business-IT Alignment Maturity," Communications of the Association for Information Systems, vol. 4, p. 14, 2000.
Keywords –Domestic refrigerator, HFC134a, POE oil, SUNISO 3GS mineral oil, Water-cooled condenser
 S.S. Hu, B.J. Huang, “Study of a high efficiency residential split water-cooled air conditioner”, Applied Thermal Engineering 25 (2005) 1599–1613.
 H.I. Abu-Mulaweh, “Design and performance of a thermosiphon heat recovery system”, Applied Thermal Engineering 26 (2006) 471–477.
 Douglas T.Reindl, Todd B. Jekel, “Heat Recovery In Industrial Refrigeration”, ASHRAE Journal, August 2007.
 M. M. Rahman, Chin Wai Meng, Adrian Ng, “Air Conditioning and Water Heating- An Environmental Friendly and Cost Effective Way of Waste Heat Recovery”, AEESEAP, Journal of Engineering Education 2007, Vol. 31, No. 2
 Sheng-shan Bi, Lin Shi , Li-li Zhang, “Application of nanoparticles in domestic refrigerators”, Applied Thermal Engineering 28 (2008) 1834–1843.
 Romdhane Ben Slama, “Water-heater coupled with the refrigerator to develop the heat of the condenser”, International Renewable Energy Congress November 5-7, 2009 - Sousse Tunisia.
Keywords –Darlington pair, solar radiation, comparator circuit, orthogonal position
 Bailis, Robert. “Wood in Household Energy Use”.Encyclopedia of Energy.2004. Pages 516, & 518.
 Ackermann, T., Andersson, G., Söder, L. “Distributed generation: a definition”. Electric Power Systems Research. April 2000. Page 195.
 Banerjee, “Comparison of Options for Distributed Generation in India”. Energy Policy.Pages 105-110.
 Goetzberger, A., Hebling, C., Schock, H..“Photovoltaic materials, history, status and outlook”.Materials Science and Engineering: R: Reports. 2002.
 Mousazadeh, H., Keyhani, A., Javadi, A., Mobli, H., Abrinia, K., Sharifi, A..“A review of principle and sun-tracking methods for maximizing solar systems output”.Renewable and Sustainable Energy Reviews. January 2009. Pages 1800, 1800, 1804, 1806, & 1812.
 Krauter, Stefan. “Solar Electrical Power Generation: Photovoltaic Energy Systems”. Springer. 2006. Pages 21-22.
 Mehleri, E., Zervas, P., Sarimveis, H., Palyvos, J., Markatos, N..“Determination of the optimal tilt angle and orientation for solar photovoltaic arrays”.Renewable Energy. April 2010. Page 2469.
 J. Richard Williams, (1977) revised edition, solar energy technology and application. Publisher: annabor science publishers INC
 Roy Meador, (1978) first edition, future energy alternatives. Publisher: annabor science publishers INC.
 Milton a Rothman, (1977) first edition, energy and the future. Publisher: franklin watts INC in USA.
 I.M. Blair and B.D. Jones, (1976) first edition, aspects of energy conversion. Publisher: pergamon press ltd
 http://www.solar expect. Com/PV types.htm/ „‟solar energy and its relevance‟‟ Oct 8, 2011.
. S.K.Khaden, M.Basu ,M.F.Conlon ," Power quality in grid connected renewable energy systems: Role of custom power devices". ICERPQ, Granda,spain, Mar-2010.
. Dr.Jazeri, Dr.B.Mozafari," A Novel DG grid interface control strategy for active power injection management and power quality improvement" IPSC,Tahran,Iron, Nov-2011.
. A.Arulampalam, M.Barnes, A.Engler, " Control of power electronics iinterfaces in distributed generation micro grids" IJE,vol.5,2004.,page no.1-21.
. IonelVECHIU, GeluGURGUIATU, Emil ROSU,"Advanced Active Power Conditioner to Improve Power Quality in Microgrids" IPEC.,IEEE Conf.,2010.
. F. Blaabjerg, R. Teodorescu, M. Liserre, and A. V. Timbus, “Overview of control and grid synchronization for distributed power generation systems,” IEEE Trans. Ind. Electron., vol. 53, no. 5, pp 1398–1409, Oct. 2006.
. J. M. Carrasco, L. G. Franquelo, J. T. Bialasiewicz, E. Galván, R. C.P. Guisado, M. Á. M. Prats, J. I. León, and N. M. Alfonso, Power- electronic systems for the grid integration of renewable energy sources: A survey,” IEEE Trans. Ind. Electron., vol. 53, no. 4, pp.1002–1016, Aug. 2006.
. B. Renders, K. De Gusseme, W. R. Ryckaert, K. Stockman, L. Van- develde, and M. H. J. Bollen, “Distributed generation for mitigating voltage dips in low-voltage distribution grids,” IEEE Trans. Power. Del., vol. 23, no. 3, pp. 1581–1588, Jul. 2008.
. M.Singh, V.Khadkkikar, A.Chandra, Rajiv K.Varma,” Grid interconnection of renewable energy sources at distribution level with power quality improvement” vol.26., no.1., jan-2011.
 Rachid Dehini, Brahim Ferdi "STATCOM Dc-bus Voltage ControllerBased on Fuzzy logic" IJAEST vol.11.,pp.281-285.
 M.Bhanu Siva, M.R.P Reddy, Ch.Rambabu "Power Quality Improvement of Three-phase four-wire DSTATCOM with Fuzzy logic Controller" ICSIT.,vol.2,pp. 2273-2273.,2011.
 M . Nejad, S. Pierfederici, J.P. Martin, F. Meibody-Tabar, ―Study of an hybrid current controller suitable for DC–DC or DC–AC applications,‖ IEEE Transactions on Power Electronics, vol. 22, pp 2176–2186. November 2007.
 Copper Development Association, ―Voltage Disturbances. Standar EN50160 Voltage Characteristics in Public Distribution Systems,2004.