Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Usman Allauddin"'
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 40, Iss 4, Pp 724-746 (2021)
This paper presents the three-dimensional flow investigations over the square cylinders placed in the tandem arrangement. Two different flow configurations were investigated in detail; one comprising of a single square cylinder and the other comprisi
Externí odkaz:
https://doaj.org/article/ac642c2a20104ec99eba7a202cecd75e
Autor:
Muhammad Umer Sohail, Hossein Raza Hamdani, Asad Islam, Khalid Parvez, Abdul Munem Khan, Usman Allauddin, Muhammad Khurram, Hassan Elahi
Publikováno v:
Applied Sciences, Vol 11, Iss 8, p 3706 (2021)
Non-uniform inlet flows frequently occur in aircrafts and result in chronological distortions of total temperature and total pressure at the engine inlet. Distorted inlet flow operation of the axial compressor deteriorates aerodynamic performance, wh
Externí odkaz:
https://doaj.org/article/27122bb91f254db0ab661c7f13fc8890
Publikováno v:
Energies, Vol 13, Iss 20, p 5506 (2020)
The present study explores the entropy generation, flow, and heat transfer characteristics of a dissipative nanofluid in the presence of transpiration effects at the boundary. The non-isothermal boundary conditions are taken into consideration to gua
Externí odkaz:
https://doaj.org/article/e2e4a3d289244c1f9125a92653b79f1b
Autor:
Usman Allauddin, Muhammad Ikhlaq, Tariq Jamil, Fahad Alvi, Hibtullah A. Hussain, Hussain Mustafa, Muhammad Hassan Azeem
Publikováno v:
Journal of Enhanced Heat Transfer. 30:51-73
Solar energy harnessing devices exhibit promising potential for providing a significant portion of the energy requirement. Among these devices, the solar parabolic trough collector (PTC) is a well-renowned and effective technology. In recent times, a
Autor:
Adnan Rasheed, Usman Allauddin, Hafiz Muhammad Ali, Muhammad Uzair, Patrick G. Verdin, Yasir H. Siddiqui
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 147:14517-14537
This research work is directly concerned with the heat transfer involved in a single jet flow covering a heated surface having detached ribs present above the surface. A computational study has been conducted to check the effect due to the presence o
Autor:
M. Basit Shafiq, Usman Allauddin, Mumtaz A. Qaisrani, Tauseef-ur- Rehman, Naveed Ahmed, M. Usman Mushtaq, Hafiz Muhammad Ali
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 147:12111-12126
Publikováno v:
Transactions of the Canadian Society for Mechanical Engineering. 46:225-235
The effectiveness of the parabolic dish system (PDS) is greatly affected by the heat losses associated with high temperatures. The complexity of flow and temperature patterns in and around the cavity receiver makes it a challenging task to determine
Autor:
Usman Allauddin, Muhammad U. Sohail, Muhammad Sohaib, Mohammad A. Siddiqui, Muhammad H.U. Khan, Kashif Khan, Patrick G. Verdin
Publikováno v:
Computational Thermal Sciences: An International Journal.
Publikováno v:
Renewable Energy. 179:262-271
In this paper, the charging/melting of phase change materials (PCM) in thermal energy storage is discussed. An oil-driven system is considered in which oil acts as a heat-transfer fluid while solar salt (KNO3 – NaNO3) is used as a PCM. The aim of t
Autor:
Usman Allauddin, Muhammad U. Rafique, Osama Malik, Osama Rashid, Ashir Waseem, Peter King, Mounia Karim, Heather Almond
Parabolic trough collectors (PTC) are an already established technology set to prove its competitiveness. Recently, a lot of research is ongoing to further enhance the thermal performance of PTC systems. Computational Fluid Dynamics (CFD) can help in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b8199b40415341b9dd0213ddb091930e
https://dspace.lib.cranfield.ac.uk/handle/1826/18719
https://dspace.lib.cranfield.ac.uk/handle/1826/18719