Showing 1,001 - 1,020 results of 1,149 for search '"thermodynamics"', query time: 0.04s Refine Results
  1. 1001

    2-Amino-6-methylbenzothiazole as corrosion inhibitor for low carbon steel in acidic solution: Experimental and theoretical studies by Klodian Xhanari, Muhamed Farruku, Avni Berisha, Bujar Seiti, Kledi Xhaxhiu, Efrosini Kokalari, Alketa Lame

    Published 2025-01-01
    “…PD curve measurements after 24 h immersion revealed that AMBT behaves as a mixed-type inhibitor, predominantly affecting the cathodic corrosion reaction. Thermodynamic calculations showed that AMBT adheres to the Langmuir adsorption isotherm. …”
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    Article
  2. 1002

    Influences of Dual Air-Swirler Angles on Swirling Injection and Combustion of Kerosene-Air at a Supercritical Pressure by Danyang Wang, Danyang Wang, Dongxin Huang, Jianguo Xu, Hua Meng, Hua Meng

    Published 2025-01-01
    “…High-pressure swirling injection and combustion are important phenomena in a modern gas turbine engine as its compression ratio has been significantly increased to improve thermodynamic efficiency. Large eddy simulations are conducted to analyze turbulent flow and combustion of kerosene-air in a dual-air-swirler gas turbine model combustor at a supercritical pressure of 4 MPa, above the critical pressure of kerosene. …”
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    Article
  3. 1003

    Removal of Zn (II) and Cu (II) Ions from Industrial Wastewaters Using Magnetic Biochar Derived from Water Hyacinth by Benias C. Nyamunda, Terrence Chivhanga, Upenyu Guyo, Fidelis Chigondo

    Published 2019-01-01
    “…Kinetic studies revealed that the adsorption process followed pseudo-second-order model. The calculated thermodynamic parameters showed that the adsorption process was feasible and exothermic in nature. …”
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    Article
  4. 1004

    Removal of Cd(II) and Cu(II) from Aqueous Solution by Na+-Modified Pisha Sandstone by Xia Wang, Yongxing Cui, Qi Peng, Chenbin Fan, Zhiqin Zhang, Xingchang Zhang

    Published 2020-01-01
    “…The values of the thermodynamic parameters indicated that the interactions were spontaneous endothermic reactions. …”
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    Article
  5. 1005

    3D Nonequilibrium Ionization and Spectroscopic Modeling of Coronal Mass Ejections. I. Comparison with Hinode/EIS Observations by E. M. Wraback, E. Landi, W. B. Manchester, J. Szente

    Published 2025-01-01
    “…Overall, the model reproduces the thermodynamic evolution of the CME in the low solar corona well, as compared to the EIS observations.…”
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    Article
  6. 1006

    Assessing the Effects of Spatial Resolution on Regional Climate Model Simulated Summer Temperature and Precipitation in China: A Case Study by Xin-Min Zeng, Ming Wang, Yujian Zhang, Yang Wang, Yiqun Zheng

    Published 2016-01-01
    “…This indicates that different resolutions lead to different atmospheric thermodynamic states. Because of the dry climate and low soil heat capacity in Northern China, resolution changes easily modify surface energy fluxes, hence the SAT; due to the rainy and humid climate in South China, resolution changes likely strongly influence grid-scale structure of clouds and therefore precipitation.…”
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  7. 1007

    Multi-Objective Optimization of Energy, Exergy, Exergoeconomic Analyses a Double-Pessure Flash-Binary Geothermal Power System Using Zeotropic Working Fluid by Arivalagan Pugazhendhi, Van Vang

    Published 2023-09-01
    “…This paper combines a geothermal system with an organic Rankine cycle (ORC). Comprehensive thermodynamic and thermoeconomic analyses are employed to estimate the system performance and generate 3083 kW net power with 64.79% exergy efficiency and 3.51 years payback period. …”
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    Article
  8. 1008

    Evaluation of biases in mid-to-high-latitude surface snowfall and cloud phase in ERA5 and CMIP6 using satellite observations by F. Hellmuth, T. Carlsen, A. S. Daloz, R. O. David, H. Che, T. Storelvmo

    Published 2025-01-01
    “…This, in turn, highlights the need for refinements in the models’ parameterizations of cloud microphysics in order for them to represent cloud phase and snowfall accurately. The thermodynamic phase of clouds and precipitation has a strong influence on simulated climate feedbacks and, thus, projections of future climate. …”
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    Article
  9. 1009

    Small-Sized Parabolic Trough Collector System for Solar Dehumidification Application: Design, Development, and Potential Assessment by Ghulam Qadar Chaudhary, Rubeena Kousar, Muzaffar Ali, Muhammad Amar, Khuram Pervez Amber, Shabaz Khan Lodhi, Muhammad Rameez ud Din, Allah Ditta

    Published 2018-01-01
    “…The current study presents a numerical and real-time performance analysis of a parabolic trough collector (PTC) system designed for solar air-conditioning applications. Initially, a thermodynamic model of PTC is developed using engineering equation solver (EES) having a capacity of around 3 kW. …”
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    Article
  10. 1010

    Assessing thiamethoxam environmental distribution in successively cultivated corn: insights from drainage lysimeter and laboratory studies by Affonso Celso Gonçalves Junior, Elio Conradi Junior, Daniel Schwantes, Angélica de Fatima Bortolato Piccioli, Deonir Secco

    Published 2025-01-01
    “…Freundlich isotherms indicated irreversible sorption in calcined samples and cooperative adsorption in uncalcined ones. Thermodynamic analysis showed endothermic adsorption in uncalcined samples and exothermic processes in calcined ones, with spontaneous adsorption behavior. …”
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    Article
  11. 1011

    Phragmites karka as a Biosorbent for the Removal of Mercury Metal Ions from Aqueous Solution: Effect of Modification by Muhammad Hamid Raza, Aqsa Sadiq, Umar Farooq, Makshoof Athar, Tajamal Hussain, Adnan Mujahid, Muhammad Salman

    Published 2015-01-01
    “…Both pseudo-first-order and pseudo-second-order kinetic models were applied and it was found that data fit best to the pseudo-second-order kinetic model. Thermodynamic studies indicate that adsorption process was spontaneous, feasible, and endothermic.…”
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    Article
  12. 1012

    Theoretical and experimental studies on the interior ballistic of large UAV ejection based on trifluoromethane phase transition by Zhaijun Lu, Zhifu Wang, Shujian Yao, Mu Zhong, Kai Liu, Jiaqiang Wang

    Published 2025-02-01
    “…The feasibility of Trifluoromethane for UAV ejection has been confirmed through experiment. Furthermore, a thermodynamic numerical model has been established for the ejection medium to investigate the effects of key parameters on ballistic performance. …”
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    Article
  13. 1013

    Assessment of the influence of gap wall mobility factor at calculation of leakage in working section of a scroll compressor. Part 1 by V. A. Pronin, A. V. Kovanov, V. A. Tsvetkov, E. N. Mikhailova, E. A. Kalashnikova

    Published 2023-03-01
    “…It has to be considered that the thermodynamic properties of carbon dioxide, different from hydrofluorocarbons, have a significant influence on the volume and energy values of the compressor. …”
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    Article
  14. 1014

    Theranostic Contact Lens for Ocular Cystinosis Utilizing Gold Nanoparticles by Eunbe Ha, Hwajeong Kang, Hyeran Noh

    Published 2025-01-01
    “…The binding interactions between GNPs and cystine were confirmed in solution, and thermodynamic analysis further elucidated the bonding force between the two substances. …”
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  15. 1015
  16. 1016

    Integration of ordered porous materials for targeted three-component gas separation by Xue Jiang, Yu Wang, Hui Wang, Lu Cheng, Jian-Wei Cao, Jin-Bo Wang, Rong Yang, Dong-Hui Zhang, Run-Ye Zhang, Xiu-Bo Yang, Su-Hang Wang, Qiu-Yu Zhang, Kai-Jie Chen

    Published 2025-01-01
    “…Both of the respective pore-integrated materials show excellent one-step ethylene production performance in dynamic breakthrough separation experiments of C2H2/C2H4/C2H6 and CO2/C2H4/C2H6 gas mixture, and even better than that from traditional tandem-packing processes originated from the optimized mass/heat transfer. Thermodynamic and dynamic simulation results explained that the pre-designed pore modules can perform specific target functions independently in the pore-integrated materials.…”
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    Article
  17. 1017

    Examination of Perovskite Structure CaMnO3-δ with MgO Addition as Oxygen Carrier for Chemical Looping with Oxygen Uncoupling Using Methane and Syngas by Dazheng Jing, Tobias Mattisson, Henrik Leion, Magnus Rydén, Anders Lyngfelt

    Published 2013-01-01
    “…Contrary to NiO, oxygen carriers based on CaMnO3-δ have no thermodynamic limitations for methane oxidation to CO2 and H2O, not to mention that the materials are environmentally friendly and can utilize much cheaper raw materials for production. …”
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    Article
  18. 1018

    Adjustment of condensing temperature of the vapor-compression heat pump based on a reciprocating long-stroke compressor stage at fixed temperatures of receiving coolant by V. L. Yusha, A. Yu. Gromov, P. V. Ushakov

    Published 2023-06-01
    “…A technique has been developed for determining the thermodynamic efficiency of an ideal heat pump with various methods of adjustment of the condensing temperature. …”
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    Article
  19. 1019

    Metal and Precursor Effect during 1-Heptyne Selective Hydrogenation Using an Activated Carbon as Support by Cecilia R. Lederhos, Juan M. Badano, Nicolas Carrara, Fernando Coloma-Pascual, M. Cristina Almansa, Domingo Liprandi, Mónica Quiroga

    Published 2013-01-01
    “…The order for the selectivity to 1-heptene is as follows: PdClRX = PdNRX > RuClRX > PtClRX, and it can be mainly attributed to thermodynamic effects.…”
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    Article
  20. 1020

    Dynamic Heating System of Multiphase Flow Digester by Solar-Untreated Sewage Source Heat Pump by Pei Guo, Jiri Zhou, Rongjiang Ma, Nanyang Yu, Yanping Yuan

    Published 2020-01-01
    “…On the basis of experimental data, thermodynamic calculations and operating simulation analysis were performed, and the solar collector area (Ac) and the minimum length of the sewage double-pipe heat exchanger (lmin) for the two modes were calculated. …”
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    Article