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650 articles for “Temperature”
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Comparative Study of Dextrose Production from Locally Sourced Cassava, Tigernut and Yam
Abstract: Starch was extracted after sedimentation from seven samples, TME 419, TMS 30572, Provitamin, Tigernut, Boko, Mumuyi and Onitsha. The first three samples were cassava varieties while the last three samples were species of yam variety Dioscorea rotundata. The extracted starch were gelatinized and hydrolyzed enzymatically to produce 250ml of dextrose from each sample. From spectrometer analysis it showed that Mumuyi dextrose has the highest glucose concentration of 0.72mg/ml when compared …
Published in International Journal of Agrochemistry · Vol. 6, Issue 1, 2020 · pp. 1–24 Read article
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Experimental Investigation of the Production of Carbon(iv)oxide (CO 2 ) from Brewers Spent Grain using Anaerobic Digester
Abstract: In this study, fresh brewers spent grain from a Brewery in Port Harcourt, was used to generate biogas, and the rate of carbon dioxide production was examined as a fractional component of the biogas. Additionally, daily records of the anaerobic digestion process temperature and pressure buildup were recorded. The analysis result revealed that the pH values before and after the examination were 7.45 and 7.26, respectively, and that the temperature …
Published in International Journal of Chemical Separation Technology · Vol. 9, Issue 1, 2023 · pp. 1–11 Read article
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Design and Performance Evaluation of an Existing Cooling Tower in Port Harcourt Refinery
Abstract: The need for efficient and effective waste heat removal systems forms the basis of this research which is the Design and Performance Evaluation of an Existing Cooling Tower in Port Harcourt Refinery. The design performance equation models were developed by the application of the principle of conservation of mass and energy and also from standard correlations from literatures. The input parameters for the solution of the design performance equations were …
Published in International Journal of Environmental Chemistry · Vol. 6, Issue 1, 2020 · pp. 30–41 Read article
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Attempt on the Rearing of the Black Soldier Fly (BSF), Hermetia illucens (Linnaeus) (Order: Diptera and Family: Stratiomyidae) in environmental conditions of Malegaon Sheti Farm of Agricultural Development Trust, Baramati (India)
Abstract: For the efficient role in decomposition of the organic waste matters, the Black Soldier Fly, Hermetia illucens (Linnaeus) (Diptera: Stratiomyidae) established the significant natural resource. On an average life span of the adult is about twelve to thirteen days. The optimal temperature and relative humidity (RH) for average life span of the adult Black Soldier Fly, Hermetia illucens (Linnaeus) (Diptera: Stratiomyidae) is 31°C and 80% respectively. As relative humidity (RH) …
Published in International Journal of Environmental Chemistry · Vol. 7, Issue 1, 2021 · pp. 6–14 Read article
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Valorization of agro-industrial waste into bioethanol: a case of brewers spent grain
Abstract: AbstractThe global impetus to produce alternatives to petroleum-based fuels and value-added chemicals to reduce greenhouse gases are putting pressure on the industries to diversify and valorize byproducts. By-products valorization of the brewery industry such as spent grain has given critical attention for long-term socio-economic and environmental benefits. Brewer`s spent grain is the major by-product of the brewing industry, represses around 85% of the total by-product generated. In the current work, …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 6, Issue 1, 2020 · pp. 1–20 Read article
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The decomposition of tris-(oxalato)-manganate (III) complex ion as the reaction suitable for the laboratory practice on chemical kinetics
Abstract: The complex ion [Mn(C2O4)3]3- is very photosensitive and rapidly decomposes at the daylight even at ambient temperatures. Although the mechanism of this reaction is complicated, its kinetic equation obeys the pseudo-first order. In addition, the tris-(oxalate)-manganate ion has a low thermal stability, and the reaction of its decomposition is highly affected by temperature. This makes this reaction very suitable for demonstrating the laws of chemical kinetics to the students – …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 2, Issue 2, 2016 · pp. 1–10 Read article
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Isothermal CSTR Heat Exchanger Rating Models for Acetic Acid Production using Homogeneous Catalysed Reaction
Abstract: This work deals with the development of design models for heat exchanger rating in homogeneouscatalytic acetic acid production at isothermal condition exploiting the derived continuous stirred tankreactor heat generation per unit volume equations at constant temperature. Coil in tank heatexchanger is invoked for this study resulting to novel design equations which were stochasticallyexamined and found to be capable of simulating the rating performance dimensions as a function ofkinetic parameters. The …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 7, Issue 1, 2021 · pp. 14–28 Read article
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Spatial and Temporal Variation of Bioaerosols with Meteorology at Different Land Sites
Abstract: Air particulates associated with biological origins are termed as bioaerosols. These bioaerosols consist of different species of bacteria, fungi, pollen and spores, etc. and can be allergenic and infectious in nature. The study is an attempt to understand the seasonal variation in bioaerosols concentration at three different land use sites: site I (commercial site), site II (dumping site), Site III (vegetated site). Statistical correlation was applied to infer the relation …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 2, Issue 1, 2016 · pp. 12–20 Read article
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Bio Impedance Technology and Measurement Using Sensitized Garments- as Review
Abstract: Bio impedance has the potential for playing an important role in this scope, especially because of its relatively reliable, electrode-based sensing principle and its broad range of applications. On the other hand, there are also some challenges for the successful exploitation of this technique in a wearable device, like the reduction of power consumption and the control and optimization of the measurement for a specific application using a wearable electrode …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 4, Issue 1, 2018 · pp. 16–23 Read article
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Review on Protection Materials of Astronaut’s Space Suits During Space Flights
Abstract: Protective suits are among the few complex and one-of-a-kind items of improving technology. It was basically miniature personal aircraft that provide astronauts with the protection they need such in space. The sheer intricacy of existing in space necessitates the use of several products and parts in the creation of a space suit. A spacesuit is a high pressure suit that astronauts wear during space missions. It's made to keep them …
Published in International Journal of Energetic Materials · Vol. 7, Issue 2, 2021 · pp. 13–18 Read article
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Corrosion and Corrosion Protection of Carbon Steel
Abstract: Carbon steel is a very important metal for petroleum industries. Petroleum refineries are used bulk amount of carbon steel for purification of crude oil. Some amount of carbon dioxide and sulphur dioxide present in crude oil. Both gases are acidic in nature so they generate hostile medium for metal. These gases convert into carbonic and sulphuric acid and develop electrochemical cell on the surface of metal and aggravate corrosion reaction. …
Published in International Journal of Energetic Materials · Vol. 9, Issue 1, 2023 · pp. 28–35 Read article
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Synthesis & Characterization of Fe3O4 Nanoparticles for Thermal Sensing Application
Abstract: n this work, Synthesis and characterization of magnetite (Fe3O4) nanoparticles by the co-precipitation method has been done. These nanoparticles were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), Fourier transform infrared (FTIR), UV-Visible spectroscopy (UV) and Thermogravimetry analysis (TGA/DSC). SEM image show morphology and porosity of material. The nanoparticles show quasi-spherical morphology with mean size around 37 nm. The XRD and FTIR confirmed the functionalization of the Fe3O4 nanoparticles. …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 2, 2017 · pp. 10–19 Read article
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Review on Thermoelectrical Generator and Software Analysis of Exhaust System
Abstract: In this century global warming is a very concerning issue. Vehicles are day-by-day increasing on roads, which emits harmful hot gases to environment. Due to exhaust gases and unwanted pollution TEG is a concept to utilize the heat energy of an engine for other works purposes. A major part of energy is being engaged in such issues. Here a study of conservation is being followed. TEG thermo-electric generator is a …
Published in International Journal of Mechanics and Design · Vol. 6, Issue 2, 2020 · pp. 38–45 Read article
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CFD Analysis of Hydrodynamic Journal Bearing
Abstract: Journal bearings have the longest history on scientific study of any class of fluid-film bearings. These journal bearings are widely used in most of the rotating machineries due to its high load-carrying capacity and formation of fluid-film thickness during the operation. This research paper represents performance evaluation of hydrodynamic journal bearing using Computational Fluid Dynamics (CFD) approach. For this study, two different geometrical bearings are considered (circular and non-circular) operating …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 2, 2018 · pp. 23–29 Read article
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Modeling and Simulation of Double-Pass Flat Plate Solar Air Heater Without Porous Media
Abstract: The double-pass solar collector with porous media in the lower channel provides a higher outlet temperature compared to the conventional double-pass collector without porous media. Therefore, the thermal efficiency of the solar collector is higher. A theoretical model has been developed for the double-pass solar collector. The porous media has been inserted to increase heat transfer, area density and the total heat transfer rate. Comparisons of the theoretical and the …
Published in International Journal of Computer Aided Manufacturing · Vol. 3, Issue 2, 2017 · pp. 1–10 Read article
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CFD Analysis of Earth Heat Exchanger with Air as a Cooling Medium
Abstract: An earth air tube heat exchanger (EATHE) uses the thermal energy of the ground for the air cooling in summer and air heating in winter due to the temperature difference between the air and underground surface. With the help of EATHE we can reduce the energy consumption required for space heating or cooling. However, for determining the surface heat convection, due to lack of available methods it is difficult to …
Published in International Journal of Computer Aided Manufacturing · Vol. 3, Issue 2, 2017 · pp. 21–30 Read article
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Thermal Analysis of Earth Heat Exchanger Using Air as a Medium
Abstract: Thermal energy is the main concept of an earth air tube heat exchanger (EATHE), which uses the thermal energy of the ground for cooling and heating of the fluid medium. Here, air is used as cooling medium. The air cools in summer and gets heated in winter due to the temperature difference between the air and underground surface. However, for the study of the surface heat convection study of model …
Published in International Journal of Computer Aided Manufacturing · Vol. 4, Issue 1, 2018 · pp. 1–17 Read article
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Cooling and Heating Effect of Geothermal Energy and Its Thermal Analysis Using Air as a Flow Medium
Abstract: Geothermal energy is one of the renewable sources of energy, which exists free in the environment. The main concept of a geothermal energy is the thermal energy of the ground which is used for cooling and heating. Here, air is used as a flow medium. The flow medium gets cool in the summer and gets heated in the winter due to the temperature difference between the flow medium and underground …
Published in International Journal of Computer Aided Manufacturing · Vol. 4, Issue 1, 2018 · pp. 18–32 Read article
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Computational Fluent Dynamics Simulation on Thermoelectric Generator using Air as a Flow Medium
Abstract: Energy play a major role in our life. Everyday a new research comes to recycle the waste energy. In Power plant and automobiles lots of thermal and heat energy get released into atmosphere, which is wasted and generates global warming. To enhance this process and for the utilization of energy, Thermo-electrical devices are used. Thermo-electrical devices utilize the thermal energy of the exhaust thermal energy and converts it into electrical …
Published in International Journal of Computer Aided Manufacturing · Vol. 6, Issue 2, 2020 · pp. 34–56 Read article
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CFD Study on Thermoelectric Applications for the Utilization of Waste Heat Energies
Abstract: Commonly, thermoelectric thermal devices are utilized in cooling applications where space and convey ability are significant, however they can be utilized productively in warming applications under the correct conditions. This paper clarifies the beginnings of the thermoelectric thermal devices, its applications in the public eye, and the specialized parts of the gadget. The wide range of appurtenances that the gadget requires will be talked about alongside their downsides. The single-stage …
Published in International Journal of Computer Aided Manufacturing · Vol. 7, Issue 1, 2021 Read article