Search Results - "Ekechukwu, O.V."

Design, construction, and evaluation of a mixed mode solar kiln with black-painted pebble bed for timber seasoning in a tropical setting by Ugwu, S.N., Ugwuishiwu, B.O., Ekechukwu, O.V., Njoku, H., Ani, A.O.

“…Different designs and improvements on solar kiln for drying different types of products have been an ongoing research interest, ranging from simple and small…”
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Analysis of stratified thermal storage systems: An overview by Njoku, H. O., Ekechukwu, O. V., Onyegegbu, S. O.

“…The presence of stratification is well known to improve the performance of stratified thermal energy storage systems (STESS). The major energy and exergy…”
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Comparison of energy, exergy and entropy generation-based criteria for evaluating stratified thermal store performances by Njoku, H.O., Ekechukwu, O.V., Onyegegbu, S.O.

“…•The effectiveness of three criteria for assessing the performance of SSTES are compared.•Energy-based θ¯, θ* and ηe, exergy-based ηx¯, and entropy…”
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Normalized charging exergy performance of stratified sensible thermal stores by Njoku, H.O., Ekechukwu, O.V., Onyegegbu, S.O.

“…•Charging SSTES performances are assessed with the normalized exergy efficiency η‾x.•η‾x compares SSTES with perfectly stratified and fully mixed stores based…”
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Comparative photo-response performances of dye sensitized solar cells using dyes from selected plants by Onah, Emmanuel.O., Offiah, S.U., Chime, U.K., Whyte, G.M., Obodo, Raphael.M., Ekechukwu, O.V., Ahmad, Ishaq, Ugwuoke, P.E., Ezema, Fabian.I.

“…Dye sensitized solar cells (DSSCs) were fabricated using extracted dyes from Hibiscus rosa-sinensis flower, helianthus annuus flower, mimosa pudica leaves,…”
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Energy Performance Indices for Hospital Buildings in Nigeria by S.C. Nwanya, C. Sam Amobi, O.V. Ekechukwu

“…In Nigeria, the economic problem of allocating energy to medicare have long been a major concern and standardized indices to be used as guidance are…”
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Benchmarking energy utilization in cement manufacturing processes in Nigeria and estimation of savings opportunities by Njoku, Howard O., Bafuwa, Oluwafemi R., Mgbemene, Chigbo A., Ekechukwu, O. V.

“…Nigeria is a leading producer of cement in Africa. Because cement production is energy intensive, with significant adverse impacts on the environment, an…”
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Review of solar-energy drying systems II: an overview of solar drying technology by Ekechukwu, O.V, Norton, B

“…A comprehensive review of the various designs, details of construction and operational principles of the wide variety of practically-realised designs of…”
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Review of solar-energy drying systems I: an overview of drying principles and theory by Ekechukwu, O.V.

“…A comprehensive review of the fundamental principles and theories governing the drying process is presented. Basic definitions are given. The development of…”
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Optimization of energy and manpower requirements in Nigerian bakeries by Ekechukwu, O.V., Madu, A.C., Nwanya, S.C., Agunwamba, J.C.

“…A study on energy and manpower requirements for the bakery industry in Nigeria was carried out, covering 90 bakeries representing 75% of total registered…”
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Review of solar-energy drying systems III: low temperature air-heating solar collectors for crop drying applications by Ekechukwu, O.V., Norton, B.

“…The efficient design and construction of solar-energy air-heating collectors are critical to the overall performance of the distributed (indirect mode) and…”
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Design and measured performance of a plane reflector augmented box-type solar-energy cooker by Ekechukwu, O.V, Ugwuoke, N.T

“…The design philosophy, construction and measured performances of a plane-reflector augmented box-type solar-energy cooker are presented. The experimental solar…”
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Experimental studies of integral-type natural-circulation solar-energy tropical crop dryers by Ekechukwu, O.V., Norton, B.

“…A comprehensive study of the behaviour of a large-scale, integral-type, natural-circulation solar-energy dryer suitable for use in the tropics has been…”
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Design and measured performance of a solar chimney for natural-circulation solar-energy dryers by Ekechukwu, O.V., Norton, B.

“…The design and construction of a solar chimney which was undertaken as part of a study on natural-circulation solar-energy dryers is reported. The experimental…”
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Effects of seasonal weather variations on the measured performance of a natural-circulation solar-energy tropical crop dryer by Ekechukwu, O.V., Norton, B.

“…A comprehensive comparative analysis of the measured performance of a large scale integral type natural-circulation solar-energy crop dryer suitable for use in…”
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