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Energy and exergy analysis of solar dryer with triple air passage direction collector powered by wind generator. / Ndukwu, Macmanus; Okon, Bassey; Abam, Fidelis; Lamrani, Billal; Bekkioui, Naoual; Wu, Hongwei; Bennamoun, Lyes; Egwu, Uchenna; Ezewuisi, Chinemerem; Ndukwe, Chibueze; Nwachukwu, Chris; Ehiem, James.

In: International journal of energy and environmental engineering, 26.05.2022.

Research output: Contribution to journalArticlepeer-review

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APA

Ndukwu, M., Okon, B., Abam, F., Lamrani, B., Bekkioui, N., Wu, H., Bennamoun, L., Egwu, U., Ezewuisi, C., Ndukwe, C., Nwachukwu, C., & Ehiem, J. (2022). Energy and exergy analysis of solar dryer with triple air passage direction collector powered by wind generator. International journal of energy and environmental engineering. https://doi.org/10.1007/s40095-022-00502-8

Vancouver

Author

Ndukwu, Macmanus ; Okon, Bassey ; Abam, Fidelis ; Lamrani, Billal ; Bekkioui, Naoual ; Wu, Hongwei ; Bennamoun, Lyes ; Egwu, Uchenna ; Ezewuisi, Chinemerem ; Ndukwe, Chibueze ; Nwachukwu, Chris ; Ehiem, James. / Energy and exergy analysis of solar dryer with triple air passage direction collector powered by wind generator. In: International journal of energy and environmental engineering. 2022.

Bibtex

@article{f0f6534b64c249fcae7b3474e31c5e89,
title = "Energy and exergy analysis of solar dryer with triple air passage direction collector powered by wind generator",
abstract = "The objective of this study is to thermodynamically investigate the performance of solar dryers by delaying the airflow in the collector. For this reason, a triple air path on a single pass collector with the fan powered by a wind generator was developed and evaluated in a very humid climate. The evaluation parameters were drying efficiency, energy and exergy analysis, sustainability assessment, CO2 mitigation ability and effective moisture diffusivity of dried product. The results showed that the collector efficiency of triple air passage path collector designs improved the direct passage collector by 119 %. The overall collector and drying efficiencies were 8.43 % and 2.6 % higher than the direct flow path collector. The specific energy consumption was 1.1033 kWh/kg while the specific moisture extraction rate was obtained as 0.273 kg/kW, respectively. The average exergyefficiency ranged between 38.09 % and 63.81 % while the waste exergy ratio, improvement potential and sustainability index for the three dryers ranged from 0.00 to 1.13, 7.54 x 10-7 to 2.003 kW and 0.00 to 11.47, respectively. Using the solar dryers instead of the coal-powered dryer will mitigate more CO2 into theatmosphere in the range of 9741.334 to 21481. 476 tons of CO2 per year while using grid-based electricity will limit the least amount of CO2 in the range of 12.981 to 14.153351.50 tons of CO2 per year.",
author = "Macmanus Ndukwu and Bassey Okon and Fidelis Abam and Billal Lamrani and Naoual Bekkioui and Hongwei Wu and Lyes Bennamoun and Uchenna Egwu and Chinemerem Ezewuisi and Chibueze Ndukwe and Chris Nwachukwu and James Ehiem",
note = "{\textcopyright} 2022 Springer Nature Switzerland AG. Part of Springer Nature. This is the accepted manuscript version of an article which has been published in final form at https://doi.org/10.1007/s40095-022-00502-8",
year = "2022",
month = may,
day = "26",
doi = "10.1007/s40095-022-00502-8",
language = "English",
journal = "International journal of energy and environmental engineering",
issn = "2251-6832",
publisher = "Springer Science + Business Media",

}

RIS

TY - JOUR

T1 - Energy and exergy analysis of solar dryer with triple air passage direction collector powered by wind generator

AU - Ndukwu, Macmanus

AU - Okon, Bassey

AU - Abam, Fidelis

AU - Lamrani, Billal

AU - Bekkioui, Naoual

AU - Wu, Hongwei

AU - Bennamoun, Lyes

AU - Egwu, Uchenna

AU - Ezewuisi, Chinemerem

AU - Ndukwe, Chibueze

AU - Nwachukwu, Chris

AU - Ehiem, James

N1 - © 2022 Springer Nature Switzerland AG. Part of Springer Nature. This is the accepted manuscript version of an article which has been published in final form at https://doi.org/10.1007/s40095-022-00502-8

PY - 2022/5/26

Y1 - 2022/5/26

N2 - The objective of this study is to thermodynamically investigate the performance of solar dryers by delaying the airflow in the collector. For this reason, a triple air path on a single pass collector with the fan powered by a wind generator was developed and evaluated in a very humid climate. The evaluation parameters were drying efficiency, energy and exergy analysis, sustainability assessment, CO2 mitigation ability and effective moisture diffusivity of dried product. The results showed that the collector efficiency of triple air passage path collector designs improved the direct passage collector by 119 %. The overall collector and drying efficiencies were 8.43 % and 2.6 % higher than the direct flow path collector. The specific energy consumption was 1.1033 kWh/kg while the specific moisture extraction rate was obtained as 0.273 kg/kW, respectively. The average exergyefficiency ranged between 38.09 % and 63.81 % while the waste exergy ratio, improvement potential and sustainability index for the three dryers ranged from 0.00 to 1.13, 7.54 x 10-7 to 2.003 kW and 0.00 to 11.47, respectively. Using the solar dryers instead of the coal-powered dryer will mitigate more CO2 into theatmosphere in the range of 9741.334 to 21481. 476 tons of CO2 per year while using grid-based electricity will limit the least amount of CO2 in the range of 12.981 to 14.153351.50 tons of CO2 per year.

AB - The objective of this study is to thermodynamically investigate the performance of solar dryers by delaying the airflow in the collector. For this reason, a triple air path on a single pass collector with the fan powered by a wind generator was developed and evaluated in a very humid climate. The evaluation parameters were drying efficiency, energy and exergy analysis, sustainability assessment, CO2 mitigation ability and effective moisture diffusivity of dried product. The results showed that the collector efficiency of triple air passage path collector designs improved the direct passage collector by 119 %. The overall collector and drying efficiencies were 8.43 % and 2.6 % higher than the direct flow path collector. The specific energy consumption was 1.1033 kWh/kg while the specific moisture extraction rate was obtained as 0.273 kg/kW, respectively. The average exergyefficiency ranged between 38.09 % and 63.81 % while the waste exergy ratio, improvement potential and sustainability index for the three dryers ranged from 0.00 to 1.13, 7.54 x 10-7 to 2.003 kW and 0.00 to 11.47, respectively. Using the solar dryers instead of the coal-powered dryer will mitigate more CO2 into theatmosphere in the range of 9741.334 to 21481. 476 tons of CO2 per year while using grid-based electricity will limit the least amount of CO2 in the range of 12.981 to 14.153351.50 tons of CO2 per year.

U2 - 10.1007/s40095-022-00502-8

DO - 10.1007/s40095-022-00502-8

M3 - Article

JO - International journal of energy and environmental engineering

JF - International journal of energy and environmental engineering

SN - 2251-6832

ER -