نتایج جستجو برای: مدل flynn wall ozawa

تعداد نتایج: 290151  

Journal: :Energies 2022

In this study, pyrolysis of municipal sewage sludge samples from different sources including cattle and chicken manure as well brook mud, was investigated using a thermogravimetric analysis coupled with Fourier transform infrared spectrometer (TG-FTIR) at heating rates (25, 50 100 °C/min). order to determine the kinetic parameters, Arrhenius, model-free Kissinger–Akira–Sunose (KAS), Friedman Fl...

Journal: :Chemical Engineering Research & Design 2022

Herein, the aim was to develop an in-depth understanding of kinetic behaviour olive tree pruning residue (OTPR), abundant agricultural waste, during pyrolysis. Thermal analysis at 1, 2, 4, 6 and 10 °C.min−1 performed using TGA-thermogravimetric analysis, with results subsequently used determine OTPR's thermal breakdown behaviour. Furthermore, advanced kinetics technology solutions (AKTS) thermo...

Journal: :Applied sciences 2021

Efficient waste management, including proper utilization of municipal solid (MSW), is imperative for a sustainable future. Among several management options, pyrolysis and combustion MSW has regained interest because improved techniques. This work aims to investigate the thermal conversion characteristics refuse derived fuel (RDF) samples its individual compounds collected from Nur-Sultan’s land...

Journal: :Catalysts 2023

Bioenergy production from hydrochar via catalytic thermal conversion is of increasing importance to easing the energy shortage. The pyrolysis characteristics derived sawdust (HSD) with calcined eggshell (CES) were investigated by thermogravimetric–Fourier transform infrared spectroscopy–mass spectrometry (TG-FTIR-MS) method. Kinetic and thermodynamic parameters determined two iso-conversional m...

Journal: :ACS omega 2023

Using pyrolants instead of warhead charges can release red light and thick smoke for target practice to highlight the safety impact point dud disposal. In order find ideal material, combustion kinetic properties two Zn–Mg alloys at critical proportions were investigated. Thermogravimetry/differential scanning calorimetry (TG/DSC) experiments in pure oxygen conducted with atomized alloy powder r...

Journal: :Processes 2023

Straw, which is characterized by its low cost, large quantity, and rich supply of biomass energy, often converted into energy that can be utilized in industrial production through pyrolysis technology. This paper examines the experiments four kinds straw (rice, wheat, peanut, corn) from Henan Province China, conducted an air environment with varying temperature-rise rates. Based on experimental...

Journal: :Polymers for Advanced Technologies 2022

Polystyrene/polyolefin elastomer (PS/POE) (90/10 and 80/20 wt/wt) blends containing 1, 3, 5 phr halloysite nanotubes (HNTs) in the presence absence of a compatibilizer (polypropylene-graft-maleic anhydride) were prepared using melt-mixing technique. Scanning electron microscopic studies confirmed matrix-droplet morphology. Energy dispersive spectroscopy (EDS) mapping indicated that HNTs possess...

Journal: :Journal of Inorganic and Organometallic Polymers and Materials 2021

This framework focuses mainly on a detailed study of the pre-crystallization criteria that characterize As40S45Se15 glassy alloy in various heating rates ranging from 5 to 40 (K/min) by Differential Scanning Calorimetry (DSC). These aim clarify relationship tendency glass-forming rate for investigated alloy. The crystallization parameters were calculated using different methods.The activation e...

Journal: :SN applied sciences 2021

Abstract Biomass is considering a source of organic carbon, which can replace fossil resources by using pyrolysis process, therefore an efficient biomass thermal modification technology has been target so much research. The objective this work to study the potential energy sugarcane bagasse and thermochemically modified for bioenergy use in heat generation energy. analysis was conducted powder-...

Journal: :International journal of advances in engineering and pure sciences 2021

The growing demand for nickel metal and the depletion of high-grade sulfide ore reserves have turned direction industry towards laterites which are not desirable as primary source due to their low Ni content more energy-intensive processing. Thus, alternative routes essential effectively processing these ores while reducing costs greenhouse gas emissions. Solid-state reduction followed by magne...

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