Search Results - "AKAHO, E"

Radiochemical characterization of produced water from two production offshore oilfields in Ghana by Kpeglo, D.O., Mantero, J., Darko, E.O., Emi-Reynolds, G., Faanu, A., Manjón, G., Vioque, I., Akaho, E.H.K., Garcia-Tenorio, R.

“…Produced water from two Ghanaian offshore production oilfields has been characterized using alpha spectrometry after radiochemical separation, non-destructive…”
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Determination of toxic elements in waters and sediments from River Subin in the Ashanti Region of Ghana by Adomako, D, Nyarko, B. J. B, Dampare, S. B, Serfor-Armah, Y, Osae, S, Fianko, J. R, Akaho, E. H. K

“…Waters and sediments of Subin River, which flows through the industrial and commercial areas of Kumasi in the Ashanti region of Ghana, were geochemically…”
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An investigation of the effect of split-type mixing vane on extent of crossflow between subchannels through the fuel rod gaps by Agbodemegbe, V.Y., Cheng, Xu, Akaho, E.H.K., Allotey, F.K.A.

“…•Investigate spacer grid with split-type mixing vanes.•Extent of predictability of experimental data by STAR-CCM+.•Reliability of two equation turbulence…”
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The design of a multisource americium–beryllium (Am–Be) neutron irradiation facility using MCNP for the neutronic performance calculation by Sogbadji, R.B.M., Abrefah, R.G., Nyarko, B.J.B., Akaho, E.H.K., Odoi, H.C., Attakorah-Birinkorang, S.

“…The americium–beryllium neutron irradiation facility at the National Nuclear Research Institute (NNRI), Ghana, was re-designed with four 20Ci sources using…”
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Correlation for cross-flow resistance coefficient using STAR-CCM+ simulation data for flow of water through rod bundle supported by spacer grid with split-type mixing vane by Agbodemegbe, V.Y., Cheng, Xu, Akaho, E.H.K, Allotey, F.K.A

“…•Investigate spacer grid with split-type mixing vanes.•Extent of predictability of experimental data by STAR-CCM+.•Reliability of two equation turbulence…”
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Radiotracer investigation in gold leaching tanks by Dagadu, C.P.K., Akaho, E.H.K., Danso, K.A., Stegowski, Z., Furman, L.

“…Measurement and analysis of residence time distribution (RTD) is a classical method to investigate performance of chemical reactors. In the present…”
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Modeling and simulation of cogeneration nuclear power plant for seawater desalination by Asiedu-Boateng, P., Akaho, E.H.K., Nyarko, B.J.B., Yamoah, S.

“…Nuclear desalination of seawater remains a very viable option to solving the perennial fresh water shortage problem along the coast of Ghana especially as…”
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An accurate solution of point reactor neutron kinetics equations of multi-group of delayed neutrons by Yamoah, S., Akaho, E.H.K., Nyarko, B.J.B.

“…► Analytical solution is proposed to solve the point reactor kinetics equations (PRKE). ► The method is based on formulating a coefficient matrix of the PRKE…”
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Modeling and simulation of coupled nuclear heat energy deposition and transfer in the fuel assembly of the Ghana Research Reactor-1 (GHARR-1) by Ameyaw, Felix, Ayensu, Akwasi, Akaho, E.H.K.

“…► We model heat energy distribution without exceeding thermal limits ► We ascertain the hottest fuel rod is within design limits. ► Axial fuel rod heat energy…”
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Ground deposition assessment of radionuclides following a hypothetical release from Ghana Research Reactor-1 (GHARR-1) using atmospheric dispersion model by Birikorang, S.A., Abrefah, R.G., Sogbadji, R.B.M., Nyarko, B.J.B., Fletcher, J.J., Akaho, E.H.K.

“…With the sustained development in computer technology, the possibilities of code capabilities have been enlarged substantially. Advanced safety evaluations and…”
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Assessment of the reliability of neutronic parameters of Ghana Research Reactor-1 control systems by Amponsah-Abu, E.O., Gbadago, J.K., Akaho, E.H.K., Akoto-Bamford, S., Gyamfi, K., Asamoah, M., Baidoo, I.K.

“…•The reliability of neutronics parameters of GHARR-I was assessed.•The reactor was operated at different power levels of 5–30kW.•The pre-set flux was compared…”
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Design of serpentine cask for Ghana research reactor-1 spent nuclear fuel by Abrefah, R.G., Birikorang, S.A., Nyarko, B.J.B., Fletcher, J.J., Akaho, E.H.K.

“…Ghana Research Reactor-1 (GHARR-1) core is to be converted from HEU fuel to LEU fuel in the near future; a storage cask will be needed to store the HEU fuel…”
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Radiation doses and hazards from processing of crude oil at the Tema oil refinery in Ghana by Darko, E. O., Kpeglo, D. O., Akaho, E. H. K., Schandorf, C., Adu, P. A. S., Faanu, A., Abankwah, E., Lawluvi, H., Awudu, A. R.

“…Processing of crude oil has been carried out in Ghana for more than four decades without measures to assess the hazards associated with the naturally occurring…”
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Radiological exposure assessment from soil, underground and surface water in communities along the coast of a shallow water offshore oilfield in Ghana by Kpeglo, D O, Mantero, J, Darko, E O, Emi-Reynolds, G, Akaho, E H K, Faanu, A, Garcia-Tenorio, R

“…Radiometric determinations have been carried out to assess public exposure to radioactivity for communities along the coast of a shallow water offshore…”
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Fuel burnup calculation of Ghana MNSR using ORIGEN2 and REBUS3 codes by Abrefah, R.G., Nyarko, B.J.B., Fletcher, J.J., Akaho, E.H.K.

“…Ghana Research Reactor-1 core is to be converted from HEU fuel to LEU fuel in the near future and managing the spent nuclear fuel is very important. A fuel…”
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Stability analysis of the Ghana Research Reactor-1 (GHARR-1) by Della, R., Alhassan, E., Adoo, N.A., Bansah, C.Y., Nyarko, B.J.B., Akaho, E.H.K.

“…•We developed a theoretical model to study the stability of the Ghana Research Reactor-1.•The neutronics transfer function was described by the point kinetics…”
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Utilizing the burnup capability in MCNPX to perform depletion analysis of an MNSR fuel by Boafo, E.K., Alhassan, E., Akaho, E.H.K.

“…•Fuel depletion analysis was performed for a potential LEU core of GHARR-1.•The Monte Carlo N-particle extended (MCNPX) code was used in this study.•The…”
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Design of an additional safety rod for Ghana Research Reactor-1 using MCNP5 code by Boffie, J., Odoi, H.C., Akaho, E.H.K., Nyarko, B.J.B., Tuffour-Achampong, K.

“…In many licensed reactors, there are both control rods and shutdown or safety rods with the latter specifically designed for rapid shutdown of the chain…”
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Finite difference analysis of the transient temperature profile within GHARR-1 fuel element by Annafi, T.A., Gyeabour, A.A., Akaho, E.H.K., Annor-Nyarko, M., Quaye, C.R.

“…•Transient heat conduction for GHARR-1 fuel was developed and simulated by MATLAB.•The temperature profile after shutdown showed parabolic decay pattern.•The…”
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Neutron Activation analysis for Dy, Hf, Rb, Sc and Se in some Ghanaian cereals and vegetables using short-lived nuclides and Compton suppression spectrometry by Nyarko, B.J.B., Akaho, E.H.K., Fletcher, J.J., Chatt, A.

“…A pseudo-cyclic instrumental neutron activation analysis (PCINAA) method has been developed to determine selected elements in various types of cereal and…”
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