Results 61 to 70 of about 1,680,915 (216)

Techno-Economic Assessment of Integrated CO₂ Liquefaction and Waste Energy Recovery Using Low-GWP Zeotropic Mixtures for Maritime Applications

Journal of Marine Science and Engineering
The increasing regulatory pressure on the maritime sector to decarbonize, driven in part by market-based mechanisms at the European level, is accelerating the development of onboard carbon management and energy-efficiency solutions. In this context, this
Luis Alfonso Díaz-Secades, Aitor Nicolás Fernández Álvarez, Raquel Martínez Martínez, Pablo A. Rico Lázaro, Jonas W. Ringsberg, C. Guedes Soares   +5 more
doaj   +1 more source

The conditional extremum lines research for the soperfluous gibbs potential surface for stratified systems

Тонкие химические технологии, 2010
The possibility of a technique application revealing the probable existence area triple azeotrope, based on analysis of concentration dependences of activity coefficient complexes in liquid phases, in stratified zeotropic mixtures, mixtures containing ...
А. V. Frolkova, V. V. Illarionov, L. А. Serafimov   +2 more
doaj  

The basic regularities of multicomponent rectification in the mode of the first class fractionalization

Тонкие химические технологии, 2010
The basic regularities and some peculiarities of multicomponent mixtures rectification in the mode of the first class fractionalization are considered.
L. A. Serafimov, K. Yu. Tarkhov
doaj  

The study of thermodynamic properties of zeotropic mixtures of R600a/R23/R14

Advances in Mechanical Engineering, 2017
Thermodynamic properties of zeotropic mixtures of R600a/R23/R14 have been investigated and calculated based on the established mathematical model. The deviations of bubble pressure and vapor composition between the simulation results and the experimental
Yinlong Wu, Hua Zhang, Qingqing Zhang, Jinyou Qiu, Shengjun Rui   +4 more
doaj   +1 more source

EXPERIMENTAL STAND FOR INVESTIGATION BOILING OF MIXTURES USED IN LOW-TEMPERATURE TECHNIQUE

Известия высших учебных заведений: Проблемы энергетики, 2018
The work is devoted to the study of the boiling process of multicomponent working fluids (MWF) used in refrigeration and cryogenic engineering. The description of the method of determination of heat transfer coefficient during boiling of zeotropic ...
A. S. Dolzhikov, V. I. Mogorychny
doaj   +1 more source

Experimental Study and Optimization of the Organic Rankine Cycle with Pure Novec^TM649 and Zeotropic Mixture Novec^TM649/HFE7000 as Working Fluid

Applied Sciences, 2019
The Organic Rankine Cycle (ORC) is widely used in industry to recover low-grade heat. Recently, some research on the ORC has focused on micro power production with new low global warming potential (GWP) replacement working fluids.
Quentin Blondel, Nicolas Tauveron, Nadia Caney, Nicolas Voeltzel   +3 more
doaj   +1 more source

Analysis of heat pumps with zeotropic refrigerant mixtures by taguchi method

, 2010
The goal of this work is to determine the optimum set of parameters by using the Taguchi method in vapour compression heat pump systems. The experimental apparatus consist of an air-to-liquid vapor compression heat pump, a water cooled condenser, a forced air evaporator, an electrical air and water heaters, and various measuring elements and other ...
Çomaklı, Ömer, Çomaklı, Kemal, Yılmaz, Mehmet, Adıgüzel (Ozdemir), Nesrin   +3 more
openaire   +5 more sources

Peculiarities of the influence of relative volatility of components on the calculation and structure of multicomponent vapor-liquid equilibrium diagrams

Тонкие химические технологии, 2011
The importance of relative volatility of components and α-manifolds closely associated with this magnitude for investigation and revelation of qualitative and quantitative regularities of rectification of multicomponent ideal and non-ideal zeotropic ...
K. Yu. Tarkhov, L. A. Serafimov, A. M. Andreeva   +2 more
doaj  

CFD-guided thermodynamic evaluation of zeotropic mixtures in vertical channels for sustainable heat pump systems

Case Studies in Thermal Engineering
Zeotropic refrigerant mixtures are pivotal for decarbonizing heat pump technologies, particularly in emerging district heating applications, due to their compositional versatility and temperature glide characteristics.
Zongguo Xue, Jierong Liang, Wilko Rohlfs, Yunfei Yan, Chenghua Zhang, Yonghong Wu, Tingting Zhu   +6 more
doaj   +1 more source

Zeotropic mixture as a working fluid for cascade Rankine cycle-based reverse osmosis: Energy, exergy, and economic analysis

International Journal of Thermofluids
This study investigates the cascade Rankine cycle coupled with a reverse osmosis system for brackish groundwater treatment. The proposed system integrates a steam Rankine cycle (SRC) and an organic Rankine cycle (ORC) in a looped configuration, utilizing
Milan Raninga, Anurag Mudgal, Vivek Patel, Jatin Patel   +3 more
doaj   +1 more source