Browsing University of Hertfordshire by Title

Now showing items 7896-7915 of 24120

    • Experimental investigation on heat recovery from flue gas using falling film method 

      Min, Chunhua; Yang, Xuguang; He, Jing; Wang, Kun; Xie, Liyao; Onwude, Daniel; Zhang, Wenbin; Wu, Hongwei (2021-01-13)
      The discharge of the flue gas is rich in water vapor and its latent heat, which leads to the main heat and moisture loss for the natural gas. In this article, based on the falling film spray technology, a new test rig was ...

    • Experimental Investigation on the Energy and Exergy Performance of a Coiled Tube Solar Receiver 

      Zhu, J; Wang, K; Wu, Hongwei; Wang, D; Du, J; Olabi, A (2015-10-15)
      In this article, an experimental investigation is carried out to examine the heat transfer characteristics of a coil type solar dish receiver under actual concentrate solar radiation conditions. During the test, the ...

    • Experimental Investigation On the Operating Characteristics of a Dual Compensation Chamber Loop Heat Pipe Subjected to Acceleration Field 

      Xie, Y; Zhang, J; Yu, J; Xie, L; Wu, Hongwei; Zhang, H; Gao, H (2015-04-25)
      High power and high local heat flux electronic devices employed in aircraft and spacecraft sustain the high acceleration condition in maneuvers and take-off stage. Loop heat pipe (LHP) are promising in dissipating high ...

    • Experimental investigation on thermal performance of underground refuge chamber under natural convection and ventilation 

      Jin, Ting; Zhang, Zujing; Ge, Liang; Liang, Xing; Wu, Hongwei; Mao, Ruiyong (2023-12-31)
      Thermal performance of densely populated underground buildings is normally influenced by various factors, including the surrounding rock (SR), ventilation, and indoor heat sources. It is recognized that little experimental ...

    • Experimental investigation on transient characteristics of a dual compensation chamber loop heat pipe subjected to acceleration forces 

      Xie, Yongqi; Zhou, Yang; Wen, Dongsheng; Wu, Hongwei; Haritos, George; Zhang, Hongxing (2018-02-05)
      In this article, an experimental study has been conducted to provide better understanding of the transient characteristics of a dual compensation chamber loop heat pipe (DCCLHP) subjected to the acceleration force. A new ...

    • Experimental investigations on the correlations between the structure and thermal-electrochemical properties of over-discharged ternary/Si-C power batteries 

      Zhang, Jiangyun; Li, Xinxi; Zhang, Guoqing; Wu, Hongwei; Shao, Dan; Ge, Xin; Huang, Qiqiu; Zhen, Zhicheng; Chen, Xuanzhuang (2021-09-19)
      The thermal safety of power lithium-ion batteries（LIBs） has seriously affected the booming development of electric vehicles (EVs). Especially, owing to the requirement of high energy density, thermal runaway (TR) easily ...

    • Experimental Measurement of the Complex Young’s Modulus on a CFRP Laminate considering the Constant Hysteretic Damping Model 

      Montalvão, Diogo; Claudio, R. A.; Ribeiro, A. M. R.; Duarte-Silva, J. A. B. (2013)
      When considering structural loss in vibration problems, the Young’s modulus is a complex value that may be defined in the Argand plane as the vectorial sum of the real part of the Young’s modulus itself and the loss modulus. ...

    • Experimental Mg I oscillator strengths and radiative lifetimes for astrophysical applications on metal-poor stars : New data for the Mg I b triplet 

      Aldenius, M.; Tanner, J.D.; Johansson, S.; Lundberg, H.; Ryan, Sean G. (2007)

    • Experimental neutron capture data of 58 Ni from the CERN n-TOF facility 

      Žugec, P.; Barbagallo, M.; Colonna, N.; Bosnar, D.; Altstadt, S.; Andrzejewski, J.; Audouin, L.; Becares, V.; Bečvář, F.; Belloni, F.; Berthoumieux, E.; Billowes, J.; Boccone, V.; Brugger, M.; Calviani, M.; Calvino, F.; Cano-Ott, D.; Carrapico, C.; Cerutti, F.; Chiaveri, E.; Chin, M.; Cortes, G.; Cortes-Giraldo, M. A.; Diakaki, M.; Domingo-Pardo, C.; Duran, I.; Dzysiuk, N.; Eleftheriadis, C.; Ferrari, A.; Fraval, K.; Ganesan, S.; Garcia, A. R.; Giubrone, G.; Gomez-Hornillos, M. B.; Goncalves, I. F.; Gonzalez-Romero, E.; Griesmayer, E.; Guerrero, C.; Gunsing, F.; Gurusamy, P.; Jenkins, D. G.; Jericha, E.; Kadi, Y.; Käppeler, F.; Karadimos, D.; Koehler, P.; Kokkoris, M.; Krtička, M.; Kroll, J.; Langer, C.; Lederer, C.; Leeb, H.; Leong, L. S.; Losito, R.; Manousos, A.; Marganiec, J.; Martinez, T.; Massimi, C.; Mastinu, P. F.; Mastromarco, M.; Meaze, M.; Mendoza, E.; Mengoni, A.; Milazzo, P. M.; Mingrone, F.; Mirea, M.; Mondalaers, W.; Paradela, C.; Pavlik, A.; Perkowski, J.; Pignatari, M.; Plompen, A.; Praena, J.; Quesada, J. M.; Rauscher, T.; Reifarth, R.; Riego, A.; Roman, F.; Rubbia, C.; Sarmento, R.; Schillebeeckx, P.; Schmidt, S.; Tagliente, G.; Tain, J. L.; Tarrio, D.; Tassan-Got, L.; Tsinganis, A.; Valenta, S.; Vannini, G.; Variale, V.; Vaz, P.; Ventura, A.; Versaci, R.; Vermeulen, M. J.; Vlachoudis, V.; Vlastou, R.; Wallner, A.; Ware, T.; Weigand, M.; Weiss, C.; Wright, T. (2014-01-09)
      The 58Ni(n,γ) cross section has been measured at the neutron time of flight facility n-TOF at CERN, in the energy range from 27 meV up to 400 keV. In total, 51 resonances have been analyzed up to 122 keV. Maxwellian averaged ...

    • Experimental observations of obstructions on floodplains 

      Liriano, S.L.; Marriott, M.J.; Day, R. (2001)
      The effect of placing obstructions of similar size but different shapes and at different locations on a floodplain adjacent to a meandering channel is considered. The results from the laboratory model tests show that placing ...

    • Experimental optimization of various heat sinks using passive thermal management system 

      Zahid, Imran; Qamar, Adnan; Farooq, Muhammad; Riaz, Fahid; Habib, Muhammad Salman; Farhan, Muhammad; Sultan, Muhammad; Rehman, Ateekh Ur; Hayat, Muhammad Aamer (2023-09-30)
      Organic phase change materials are extensively researched for passive cooling of electronic components due to the high heat of fusion, however, owing to the issue of thermal conductivity, it is difficult to improve the ...

    • Experimental setup and procedure for the measurement of the 7Be(n,p)7Li reaction at n_TOF 

      Barbagallo, M.; Andrzejewski, J.; Mastromarco, M.; Perkowski, J.; Damone, L. A.; Gawlik, A.; Cosentino, L.; Finocchiaro, P.; Maugeri, E. A.; Mazzone, A.; Dressler, R.; Heinitz, S.; Kivel, N.; Schumann, D.; Colonna, N.; Aberle, O.; Amaducci, S.; Audouin, L.; Bacak, M.; Balibrea, J.; Bečvář, F.; Bellia, G.; Berthoumieux, E.; Billowes, J.; Bosnar, D.; Brown, A.; Caamaño, M.; Calviño, F.; Calviani, M.; Cano-Ott, D.; Cardella, R.; Casanovas, A.; Cerutti, F.; Chen, Y. H.; Chiaveri, E.; Cortés, G.; Cortés-Giraldo, M. A.; Cristallo, S.; Diakaki, M.; Dietz, M.; Domingo-Pardo, C.; Dupont, E.; Durán, I.; Fernández-Domínguez, B.; Ferrari, A.; Ferreira, P.; Furman, V.; Göbel, K.; García, A. R.; Gilardoni, S.; Glodariu, T.; Gonçalves, I. F.; González-Romero, E.; Griesmayer, E.; Guerrero, C.; Gunsing, F.; Harada, H.; Heyse, J.; Jenkins, D. G.; Jericha, E.; Johnston, K.; Käppeler, F.; Kadi, Y.; Kalamara, A.; Kavrigin, P.; Kimura, A.; Kokkoris, M.; Krtička, M.; Kurtulgil, D.; Leal-Cidoncha, E.; Lederer, C.; Leeb, H.; Lerendegui-Marco, J.; Lo Meo, S.; Lonsdale, S. J.; Macina, D.; Manna, A.; Marganiec, J.; Martínez, T.; Martins-Correia, J. G.; Masi, A.; Massimi, C.; Mastinu, P.; Mendoza, E.; Mengoni, A.; Milazzo, P. M.; Mingrone, F.; Musumarra, A.; Negret, A.; Nolte, R.; Oprea, A.; Pappalardo, A. D.; Patronis, N.; Pavlik, A.; Piscopo, M.; Porras, I.; Praena, J.; Quesada, J. M.; Radeck, D.; Rauscher, T.; Reifarth, R.; Robles, M. S.; Rubbia, C.; Ryan, J. A.; Sabaté-Gilarte, M.; Saxena, A.; Schell, J.; Schillebeeckx, P.; Sedyshev, P.; Smith, A. G.; Sosnin, N. V.; Stamatopoulos, A.; Tagliente, G.; Tain, J. L.; Tarifeño-Saldivia, A.; Tassan-Got, L.; Valenta, S.; Vannini, G.; Variale, V.; Vaz, P.; Ventura, A.; Vlachoudis, V.; Vlastou, R.; Wallner, A.; Warren, S.; Weiss, C.; Woods, P. J.; Wright, T.; Žugec, P. (2018-04-11)
      Following the completion of the second neutron beam line and the related experimental area (EAR2) at the n_TOF spallation neutron source at CERN, several experiments were planned and performed. The high instantaneous neutron ...

    • Experimental simulation of a stellar photon bath by bremsstrahlung: the astrophysical gamma-process 

      Mohr, P.; Vogt, K.; Babilon, M.; Enders, J.; Hartmann, T.; Hutter, C.; Rauscher, T.; Volz, S.; Zilges, A. (2000-08-31)
      The nucleosynthesis of heavy proton-rich nuclei in a stellar photon bath at temperatures of the astrophysical gamma-process was investigated where the photon bath was simulated by the superposition of bremsstrahlung spectra ...

    • Experimental study of an energy efficient hybrid system for surface drying 

      Wang, W.C.; Calay, R.K.; Chen, Y.K. (2011-04)
      Rapid surface drying is an important and energy intensive process in food and beverage packaging industry. Usually these products are dried at low dew-point temperatures (DPT) −10 to −20 °C and low dry ball temperatures ...

    • An Experimental Study of Combustion Characteristics of Fatty Acid Methyl Ester Biodiesel 

      Pisac, Claudia A (University of Hertfordshire, 2014-10-20)
      The thesis presents an experimental investigation of combustion performance and emissions of waste cooking oil (WCO) based biodiesel. To evaluate the comparative performance of biodiesel and diesel, combustions tests were ...

    • An experimental study of damage accumulation in balanced CFRP laminates due to repeated impact 

      David-West, Opukuro; Nash, David; Banks, William (2008-05)
      The behaviour of balanced laminates (symmetric, antisymmetric and asymmetric) under repeated low energy hits of a 12.1 mm hemispheric impactor was evaluated. The resistance to the impulsive force was found to be influenced ...

    • Experimental study of micro-spalling fragmentation from melted lead 

      Chen, Y.; Tang, T.; Li, Q.; Hu, H.; Ren, G. (2016-03-31)
      In this paper, we conduct an experimental investigation of a Pb target shocked using high explosives through the use of an improved, non-radiographic diagnostic technique called an Asay window. In the case considered, the ...

    • An experimental study of stratified flow in enclosures 

      Awad, A. S.; Calay, R. K.; Badran, O. O.; Holdo, A. E. (2008-12)
      This paper presents all experimental investigation of flow scenarios that lead to stratification within the ventilated enclosures. The effect of supply terminal and extract terminal at various airflow rates on the flow ...

    • Experimental study of the (91)Zr(n, gamma) reaction up to 26 keV 

      Tagliente, G.; Milazzo, P. M.; Fujii, K.; Aerts, G.; Abbondanno, U.; Alvarez, H.; Alvarez-Velarde, F.; Andriamonje, S.; Andrzejewski, J.; Assimakopoulos, P.; Audouin, L.; Badurek, G.; Baumann, P.; Becvar, F.; Belloni, F.; Berthoumieux, E.; Calvino, F.; Calviani, M.; Cano-Ott, D.; Capote, R.; Carrapico, C.; Cennini, P.; Chepel, V.; Colonna, N.; Cortes, G.; Couture, A.; Cox, J.; Dahlfors, M.; David, S.; Dillmann, I.; Domingo-Pardo, C.; Dridi, W.; Duran, I.; Eleftheriadis, C.; Embid-Segura, M.; Ferrant, L.; Ferrari, A.; Ferreira-Marques, R.; Furman, W.; Goncalves, I.; Gonzalez-Romero, E.; Gramegna, F.; Guerrero, C.; Gunsing, F.; Haas, B.; Haight, R.; Heil, M.; Herrera-Martinez, A.; Igashira, M.; Jericha, E.; Kaeppeler, F.; Kadi, Y.; Karadimos, D.; Karamanis, D.; Kerveno, M.; Koehler, P.; Kossionides, E.; Krticka, M.; Lamboudis, C.; Leeb, H.; Lindote, A.; Lopes, I.; Lozano, M.; Lukic, S.; Marganiec, J.; Marrone, S.; Martinez, T.; Massimi, C.; Mastinu, P.; Mengoni, A.; Moreau, C.; Mosconi, M.; Neves, F.; Oberhummer, H.; O'Brien, S.; Pancin, J.; Papachristodoulou, C.; Papadopoulos, C.; Paradela, C.; Patronis, N.; Pavlik, A.; Pavlopoulos, P.; Perrot, L.; Pigni, M. T.; Plag, R.; Plompen, A.; Plukis, A.; Poch, A.; Praena-Rodriguez, J.; Pretel, C.; Quesada, J.; Rauscher, T.; Reifarth, R.; Rubbia, C.; Rudolf, G.; Rullhusen, P.; Salgado, J.; Santos, C.; Sarchiapone, L.; Savvidis, I.; Stephan, C.; Tain, J. L.; Tassan-Got, L.; Tavora, L.; Terlizzi, R.; Vannini, G.; Vaz, P.; Ventura, A.; Villamarin, D.; Vincente, M. C.; Vlachoudis, V.; Vlastou, R.; Voss, F.; Walter, S.; Wiescher, M.; Wisshak, K. (2008-10)
      The neutron capture cross sections of the Zr isotopes are relevant to studies in nuclear structure, nuclear astrophysics, and nuclear technology. The valence neutron of (91)Zr with respect to the neutron magic nucleus ...

    • Experimental study of the astrophysical γ -process reaction Xe 124 (α,γ) Ba 128 

      Halász, Z.; Somorjai, E.; Gyürky, Gy; Elekes, Z.; Fülöp, Zs; Szücs, T.; Kiss, G. G.; Szegedi, N. T.; Rauscher, T.; Görres, J.; Wiescher, M. (2016-10-10)
      Background: The synthesis of heavy, proton rich isotopes in the astrophysical γ process proceeds through photodisintegration reactions. For the improved understanding of the process, the rates of the involved nuclear ...