Showing 661 - 680 results of 718 for search '"second law of thermodynamics"', query time: 0.89s Refine Results
  1. 661

    THE ENERGY AND EXERGY ANALYSIS OF SINGLE EFFECT ABSORPTION CHILLER by Farshad PanahiZadeh, Navid Bozorgan

    Published 2011-09-01
    “…The first and second laws of thermodynamics have been employed to evaluate energy and exergetic efficiency of the single effect absorption chiller which is used for air conditioning purpose. …”
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    Article
  2. 662

    Cooling Load and Exergy Destruction Analysis in Air Conditioning Operation Room with Ambient Temperature Variation by Yohana Eflita, Romadhon Revki, Luhung Binawan, Fernando Irwan, Tony Suryo Utomo M.S.K.

    Published 2018-01-01
    “…Exergy analysis uses the second law of thermodynamic concepts related to entropy. The results obtained cooling load and exergy destruction increases with the increase of ambient temperature. …”
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    Article
  3. 663

    Exploring modifications to FLRW cosmology with general entropy and thermodynamics: A new approach by A. Khodam-Mohammadi, M. Monshizadeh

    Published 2023-08-01
    “…Additionally, we investigate the first and second laws of thermodynamics within this framework and illustrate how the limitations imposed on the equation of state of the cosmic fluid can be resolved through the incorporation of this correction function. …”
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    Article
  4. 664

    Use of process steam in vapor absorption refrigeration system for cooling and heating applications: An exergy analysis by S. Anand, A. Gupta, Y. Anand, S.K. Tyagi

    Published 2016-12-01
    “…The present study therefore analyzes the performance of a process steam-operated vapor absorption system for cooling and heating applications using ammonia and water as working fluids based on first and second laws of thermodynamics. A mathematical model has been developed based on exergy analysis to investigate the performance of the system. …”
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    Article
  5. 665

    Energy and Exergy Analysis of Solar Air Gap Membrane Distillation System for Seawater Desalination by Nawel Mibarki, Zakaria Triki, Abd-Elmouneïm Belhadj, Hichem Tahraoui, Abdeltif Amrane, Sabrina Cheikh, Amina Hadadi, Nasma Bouchelkia, Mohamed Kebir, Jie Zhang, Amine Aymen Assadi, Lotfi Mouni

    Published 2023-03-01
    “…The application of the first and second laws of thermodynamics in energy and exergy analyses provides a comprehensive evaluation of the efficiency of thermal processes. …”
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    Article
  6. 666

    Life’s a Gas: A Thermodynamic Theory of Biological Evolution by Keith R. Skene

    Published 2015-07-01
    “…Beginning with a brief summary of the parallel histories of the modern evolutionary synthesis and thermodynamics, we use four physical laws and processes (the first and second laws of thermodynamics, diffusion and the maximum entropy production principle) to frame the theory. …”
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  7. 667

    Thermodynamics of a tropical cyclone: generation and dissipation of mechanical energy in a self-driven convection system by Hisashi Ozawa, Shinya Shimokawa

    Published 2015-01-01
    “…The generation rate of mechanical energy by a fluid motion under diabatic heating and cooling, and the dissipation rate of this energy due to irreversible processes are formulated from the first and second laws of thermodynamics. This formulation is applied to a tropical cyclone, and the formation process of the circulatory motion is examined from a balance between the generation and dissipation rates of mechanical energy in the fluid system. …”
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  8. 668

    Energy and Exergy Analysis of an Ammonia Fuel Cell Integrated System for Marine Vessels by Phan Anh Duong, Borim Ryu, Chongmin Kim, Jinuk Lee, Hokeun Kang

    Published 2022-05-01
    “…Energy and exergy analyses are performed based on the first and second laws of thermodynamics. A parametric study of the effects of the variation in the SOFC current density, fuel utilization factor, superheat temperature, and SRC evaporation pressure is conducted to define the optimal operating parameters for the proposed system. …”
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    Article
  9. 669

    Effect of an Internal Heat Exchanger on Performance of the Transcritical Carbon Dioxide Refrigeration Cycle with an Expander by Zhenying Zhang, Lili Tian, Yanhua Chen, Lirui Tong

    Published 2014-11-01
    “…The effect of the internal heat exchanger (IHE) on the performance of the transcritical carbon dioxide refrigeration cycle with an expander is analyzed theoretically on the basis of the first and second laws of thermodynamics. The possible parameters affecting system efficiency such as heat rejection pressure, gas cooler outlet temperature, evaporating temperature, expander isentropic efficiency and IHE effectiveness are investigated. …”
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    Article
  10. 670

    Effects of Hydrogen, Methane, and Their Blends on Rapid-Filling Process of High-Pressure Composite Tank by Adam Saferna, Piotr Saferna, Szymon Kuczyński, Mariusz Łaciak, Adam Szurlej, Tomasz Włodek

    Published 2024-02-01
    “…In this research, continuity equations and the first and second laws of thermodynamics were used to develop a theoretical model to explore the impact of hydrogen and natural gas on both the filling process and the ultimate in-cylinder conditions of a type IV composite cylinder (20 MPa for CNG, 35 MPa and 70 MPa for hydrogen). …”
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  11. 671

    Analyzing the Performance of a Dual Loop Organic Rankine Cycle System for Waste Heat Recovery of a Heavy-Duty Compressed Natural Gas Engine by Baofeng Yao, Fubin Yang, Hongguang Zhang, Enhua Wang, Kai Yang

    Published 2014-11-01
    “…The mathematical model of the system is established based on the first and second laws of thermodynamics. The characteristics of waste heat energy from the CNGE are calculated according to engine test data under various operating conditions. …”
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    Article
  12. 672

    Learning Corrections for Hyperelastic Models From Data by David González, Francisco Chinesta, Elías Cueto

    Published 2019-02-01
    “…This framework ensures the satisfaction of the first and second laws of thermodynamics, while providing a very appealing context for the proposed automated correction of existing laws. …”
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    Article
  13. 673

    A thermodynamic-based model for modeling thermo-elastoplastic behaviors of saturated clayey soils considering bound water dehydration by Mohammadhossein Sojoudi, Biao Li

    Published 2023-06-01
    “…The internal variables, and the first and second laws of thermodynamics are applied in the model. The hardening rule is established by implementing the laws of physical conservation, energy dissipation, and plastic flow. …”
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    Article
  14. 674

    Entropic analysis of a double helical tube heat exchanger including circular depressions on both inner and outer tube by Yan Cao, Hamdi Ayed, Hamed Sadighi Dizaji, Mehran Hashemian, Makatar Wae-hayee

    Published 2021-08-01
    “…Dimensionless entropy generation and dimensionless Nu number are used to evaluate the proposed designs based on the first and second laws of thermodynamics. Moreover, heat transfer improvement (HTI) factor is adopted to consider the impacts of said two parameters simultaneously. …”
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  15. 675

    Interaction of cement particles with water or mechanism of hydration and hardening of cement by Vasiliy Agafonovich Lotov

    Published 2018-02-01
    “…Methods: thermodynamic analysis of the cement-water system based on Gibbs equation, which is the combined expression of the first and the second laws of thermodynamics; calorimetric studies of the cement-water system with the original design of the differential microcalorimeter; magnetodynamic method of monitoring acoustic waves in the cement-water system. …”
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    Article
  16. 676

    Exergetic and Parametric Study of a Solar Aided Coal-Fired Power Plant by Eric Hu, Kaiyu Tan, Yongping Yang, Yong Zhu, Rongrong Zhai

    Published 2013-03-01
    “…The plants in the case study have been analyzed by using the First and Second Laws of Thermodynamics principles. The solar irradiation and load ratio have been considered in the analysis. …”
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    Article
  17. 677

    Interaction of cement particles with water or mechanism of hydration and hardening of cement by Vasiliy Agafonovich Lotov

    Published 2018-02-01
    “…Methods: thermodynamic analysis of the cement-water system based on Gibbs equation, which is the combined expression of the first and the second laws of thermodynamics; calorimetric studies of the cement-water system with the original design of the differential microcalorimeter; magnetodynamic method of monitoring acoustic waves in the cement-water system. …”
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    Article
  18. 678

    Entropy Generation and Human Aging: Lifespan Entropy and Effect of Physical Activity Level by Kalyan Annamalai, Carlos Silva

    Published 2008-06-01
    “…The first and second laws of thermodynamics were applied to biochemical reactions typical of human metabolism. …”
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    Article
  19. 679

    Numerical investigations of turbulent heat transfer enhancement in circular tubes via modified internal profiles by Shahab Zeraati Dizjeh, Joshua Brinkerhoff

    Published 2022-11-01
    “…The mechanisms driving convective heat transfer enhancement are examined via order-of-magnitude analysis of the first and second laws of thermodynamics. An effective convective mixing parameter is defined to reflect the interplay between the radial turbulence and local thermal gradients. …”
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  20. 680

    Simulation and modeling of entropy optimized MHD flow of second grade fluid with dissipation effect by T. Hayat, Sohail A. Khan, Ahmed Alsaedi

    Published 2020-09-01
    “…Here we discussed both first and second laws of thermodynamics. Nonlinear ODE's are obtained through adequate variables. …”
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