Simultaneous Use of Mass Transfer and Thermodynamics Equations to Estimate the Amount of Removed Greenhouse Gas from the

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Simultaneous Use of Mass Transfer and Thermodynamics Equations to Estimate the Amount of Removed Greenhouse Gas from the Environment by a Stream of Water Farshad Farahbod 1 Received: 16 January 2020 / Accepted: 4 November 2020 # Springer Nature Switzerland AG 2020

Abstract The main objective of this research is to formulate a novel mathematical model. For modeling the emission of pollutants, the physical principles are captured and simple hypotheses are postulated by the mathematical expressions derived from the stability equations of the mass. The results show the rate of greenhouse gas emissions increases by about 26% when the water flow rate reaches from 1.1 to 1.92 m/s. Also, the obtained data from the model show a very good agreement with the experimental data. Also, the results of this study show the amount of greenhouse gas emissions increases by approximately 2.46% with increasing ambient temperature from 21.4 to 9.43 °C. Finally, the results of this study show it is possible to estimate the degree of gas solubility in water flow with equations of mass transfer and thermodynamics. Keywords Mathematical . Modeling . Thermodynamic . Mass transfer . Greenhouse gas . Water

1 Introduction The greenhouse gases are among the most harmful gases for the environment [1]. All industries including chemical companies, automobiles, oil, gas, construction products, and petrochemicals are among the industries that play a major role in the production of greenhouse gases [2]. In principle, any industry that produces a product can cause irreparable damage to the environment [3]. One of these damages is the production of gases called greenhouse gases [4], although humans have always taken steps to improve technology [5]. But, the problem of waste generation is a global issue [6]. The technologies such as the use of nano-membranes, the use of filters, and the use of electric currents are designed to reduce these pollutants [7]. In all these years, human beings have been seeking to reduce emissions from companies and industries [8]. But, it should not be forgotten that the amount of profit made in a company can be so attractive that it hinders the research and development unit of that company [9]. As a result, the updating of technologies in the field of pollutants will slow down [10]. The greenhouse gases have irreversible * Farshad Farahbod [email protected]; [email protected] 1

Department of Chemical Engineering, Firoozabad Branch, Islamic Azad University, Firoozabad, Iran

effects on the environment and cause its destruction [11]. The gases such as carbon dioxide, carbon monoxide, methane, aromatic compounds, and hydrocarbons with different chains and radical compounds can be considered greenhouse gases [12]. The currents of fluid on the planet can act as factors to reduce gas lines [13]. For example, the flow of water from a river or sea or the bed of a river or even a canal can act as a factor in removing polluting gases. Therefore, a bed of water can reduce the surrounding greenhouse gases [14]. In this res