Search Results - "Darzi, A."

Melting and solidification of PCM embedded in porous metal foam in horizontal multi-tube heat storage system by Esapour, Mehdi, Hamzehnezhad, Arash, Rabienataj Darzi, A. Ali, Jourabian, Mahmoud

“…•Melting and solidification of PCM inserted by metallic foam was simulated in MTHX.•Inserting metallic foam and increasing inner tubes expedite phase change…”
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Numerical study of heat transfer on using lobed cross sections in helical coil heat exchangers: Effect of physical and geometrical parameters by Omidi, Mohamad, Farhadi, Mousa, Ali Rabienataj Darzi, A.

“…•Analysis of lobed helical coil heat exchanger is carried out using finite volume method.•Effect of different physical and geometrical parameters has been…”
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Melting and solidification of PCM enhanced by radial conductive fins and nanoparticles in cylindrical annulus by Rabienataj Darzi, A. Ali, Jourabian, Mahmoud, Farhadi, Mousa

“…•PCM melting and solidifying in concentric annulus with inner elliptic tube simulated.•Use of elliptical tube instead of circular one decreased only full…”
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Enhancement of phase change rate of PCM in cylindrical thermal energy storage by Pourakabar, Adel, Rabienataj Darzi, A.Ali

“…•Phase change of PCM embedded with metal foam was simulated in Multi tube TES with various configurations.•Non-equilibrium thermal condition is implemented…”
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The evolution of robotic surgery: surgical and anaesthetic aspects by Ashrafian, H., Clancy, O., Grover, V., Darzi, A.

“…Robotic surgery pushes the frontiers of innovation in healthcare technology towards improved clinical outcomes. We discuss the evolution to five generations of…”
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The enthalpy-based lattice Boltzmann method (LBM) for simulation of NePCM melting in inclined elliptical annulus by Jourabian, Mahmoud, Rabienataj Darzi, A. Ali, Akbari, Omid Ali, Toghraie, Davood

“…Constrained melting of ice as a PCM11Phase Change Material. in inclined elliptical annulus should be studied. Efficiency of heat transfer enhancement methods…”
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Meta‐analysis of determinants of survival following treatment of recurrent hepatocellular carcinoma by Erridge, S., Pucher, P. H., Markar, S. R., Malietzis, G., Athanasiou, T., Darzi, A., Sodergren, M. H., Jiao, L. R.

“…Background Intrahepatic recurrence of hepatocellular carcinoma (HCC) following resection is common. However, no current consensus guidelines exist to inform…”
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Numerical investigation on thermal performance of coiled tube with helical corrugated wall by Rabienataj Darzi, A. Ali, Abuzadeh, Mohamad, Omidi, Mohamad

“…In this paper, the efficiency regarding using helical-coiled tubes having corrugated wall is numerically investigated. The fluids of interest flow in laminar…”
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Turbulent heat transfer and fluid flow of alumina nanofluid inside three-lobed twisted tube by Omidi, Mohamad, Rabienataj Darzi, A. Ali, Farhadi, Mousa

“…Turbulent flow characteristics and heat transfer applications of a twisted heat exchanger with 3-lobed cross section along with Y-tape insert are numerically…”
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Meta-analysis of the effect of postoperative in-hospital morbidity on long-term patient survival by Pucher, P. H., Aggarwal, R., Qurashi, M., Darzi, A.

“…Background Major surgery is associated with high rates of postoperative complications, many of which are deemed preventable. It has been suggested that these…”
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Modelling and Simulation of Flow and Heat Transfer of Ferrofluid under Magnetic Field of Neodymium Block Magnet by Mousavi, S. Morteza, Darzi, A. Ali Rabienataj, Li, Ming

“…•The effects of the magnetic field of block neodymium magnets on ferrofluid flows were numerically investigated.•The permanent magnet can significantly affect…”
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Systematic review of the application of quality improvement methodologies from the manufacturing industry to surgical healthcare by Nicolay, C. R., Purkayastha, S., Greenhalgh, A., Benn, J., Chaturvedi, S., Phillips, N., Darzi, A.

“…Background: The demand for the highest‐quality patient care coupled with pressure on funding has led to the increasing use of quality improvement (QI)…”
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Enhancement of charging and discharging of phase change material in annular thermal energy storage unit by applying magnetic field by Rabienataj Darzi, A. Ali, Mousavi, S. Morteza

“…One of the most applicable geometries for a thermal energy storage unit is an annulus filled by phase change material (PCM). In time-sensitive applications,…”
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A systematic review of enhanced recovery care after colorectal surgery in elderly patients by Bagnall, N. M., Malietzis, G., Kennedy, R. H., Athanasiou, T., Faiz, O., Darzi, A.

“…Aim Enhanced recovery after surgery (ERAS) can decrease complications and reduces hospital stay. Less certain is whether elderly patients can fully adhere to…”
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Laparoscopic skills training and assessment by Aggarwal, R., Moorthy, K., Darzi, A.

“…Background: The introduction of laparoscopic techniques to general surgery was associated with many unnecessary complications, which led to the development of…”
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Trends and associated factors for Covid-19 hospitalisation and fatality risk in 2.3 million adults in England by Beaney, T., Neves, A. L., Alboksmaty, A., Ashrafian, H., Flott, K., Fowler, A., Benger, J. R., Aylin, P., Elkin, S., Darzi, A., Clarke, J.

“…The Covid-19 mortality rate varies between countries and over time but the extent to which this is explained by the underlying risk in those infected is…”
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A novel heat sink design with interrupted, staggered and capped fins by Mousavi, Hamed, Rabienataj Darzi, A. Ali, Farhadi, Mousa, Omidi, Mohamad

“…In present study, radiation and natural convection heat transfer from vertical finned heat sink is investigated numerically. Present 3D simulation is verified…”
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Investigating effects of different anti-icing parameters on gas turbine air intake ice formation by Mahmoudi, F. Y., Farhadi, M., Darzi, A. A. Rabienataj

“…Gas turbines are used in various industries, including aviation, oil and gas, transportation, and power plants to generate electricity. One of the critical…”
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Unconstrained melting inside a sphere by Hosseinizadeh, S.F., Rabienataj Darzi, A.A., Tan, F.L., Khodadadi, J.M.

“…This paper presents both numerical and experimental investigations on unconstrained melting of phase change material (PCM) using n-octadecane inside a…”
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Development of a virtual reality training curriculum for laparoscopic cholecystectomy by Aggarwal, R., Crochet, P., Dias, A., Misra, A., Ziprin, P., Darzi, A.

“…Background: Training within a proficiency‐based virtual reality (VR) curriculum may reduce errors during real surgical procedures. This study used a scientific…”
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