Search
59 articles for “hot water system”
-
Model to Predict a Split Range Control of Hot and Cold Water System
Abstract: Mathematical model was developed to monitor, predict, and stimulate hot and cold water system using split range control application. Computer program language of MATLAB software of ODE function was applied to monitor the trend of temperature parameter in the system. Result obtained revealed decrease in temperature value of the hot water and increase in the temperature value of cold water until equilibrium was attained at 132°F at > 1.0 h. …
Published in Journal of Water Pollution & Purification Research · Vol. 8, Issue 4, 2021 · pp. 32–42 Read article
-
Determination of Heat Transfer Coefficient in Solar Collector Tube under Simulated Operating Conditions
Abstract: Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 In this paper, heat transfer coefficient, in solar collector tube under scaling conditions has been experimentally determined using a specifically fabricated test apparatus. The effect of various variables such as scale thickness, flow conditions and tube wall temperatures on heat transfer coefficients have been investigated. The experimental results reveals that the scale thickens has a dominating effect on heat transfer coefficient.Keywords: …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 4, Issue 1, 2013 · pp. 7–12 Read article
-
Production Potential, Economics, Energetics and GHG Emission Potentials of Paddy based Cropping System in a Micro-watershed under Damodar Catchment, West Bengal under Hot, Moist, Sub-Humid Agro-Ecological Zone
Abstract: AbstractThe Damodar catchment area in West Bengal is primarily dominated by rice-rice mono-cropping system. The present study was conducted in three villages through Naopara, Kantia and Syamsundarpur in the Barddhaman district of West Bengal; to explore the potentials of integrating other field crops in the existing rice based cropping system towards improving the monetary productivity and farmers’ livelihood. Field experiments were conducted taking different cropping systems through rice–rice, rice–potato–black gram, …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 7, Issue 1, 2018 · pp. 35–46 Read article
-
Thermophilic Adaptation of Anaerobic Sludge for Electricity Production
Abstract: Normal 0 false false false EN-US X-NONE X-NONE Anaerobic digestion of biogas inside the digester occurs in a particular temperature range. Research shows that the production can be increased by 33% by switching over from mesophilic temperature range (3040 ° C) to thermophilic temperature range (5060 ° C). Even then, biogas plants generally work in mesophilic range because a large amount of energy is required to maintain the high digester …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 2, Issue 2, 2011 · pp. 30–39 Read article
-
Comparative Analysis of Parabolic Trough Solar Water Heater by Using Different Reflectors with and without Glass Cover
Abstract: Abstract All forms of energy on earth are derived from solar energy, so it is the primary source. Demand of energy consumption in today’s era is increasing continuously; this puts the burden on our conventional energy sources like coal, petroleum, natural gas etc. which are limited and can exhaust in future if not managed by alternate sources. So, use of solar energy for various energy generation processes is best option …
Published in Journal of Water Pollution & Purification Research · Vol. 4, Issue 2, 2017 · pp. 1–7 Read article
-
Adoption of Heat Recovery Technology in Sintering Process to Reduce Carbon Imprint
Abstract: India is the second largest steel producer in the world after China. The 2017 National Steel Policy of India set out the ambitious plan of 250 MT steel production and per capita consumption to around 160 kg by 2030. The dominant iron-making route is blast furnace (BF), which is an energy-intensive process based on fossil fuel consumption. The steel industry contributes around 7% of all greenhouse gas (GHG) emissions. India …
Published in Journal of Materials & Metallurgical Engineering · Vol. 12, Issue 3, 2022 · pp. 38–44 Read article
-
DESIGN AND FABRICATION OF EVACUATED TUBE - SOLAR WATER HEATER
Abstract: The current review study examines the existing solar water heating systems and their uses. Hot wateris being utilized in home, commercial, and industrial settings. Coal, diesel, gas, and other fuels areused to heat water and create steam, among others. The main alternative to conventional energysources is solar energy. The method to capture the large amount of unrestricted free sun thermalenergy is the solar thermal water heating system. The solar thermal …
Published in Journal of Experimental & Applied Mechanics · Vol. 13, Issue 3, 2022 · pp. 48–53 Read article
-
An Experimental Study on Design and Fabrication of Sheet and Tube Type PVT Collector
Abstract: AbstractA hybrid system composed of a photovoltaic (PV) module integrated with a thermal unit is fabricated and tested in outdoor conditions. The system has been installed at MITS, Gwalior and its thermal analysis has been done experimentally. In our experimental work, water is used as a working fluid and pit coarse sand is used as an insulator. Experimentally it is observed that the thermal efficiency of the system is also …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 9, Issue 2, 2018 · pp. 33–38 Read article
-
Thermal Performance of Wickless Heat Pipe Flat Plate Solar Collector with Nanofluid
Abstract: Water heating by solar energy is the most important solar energy utilization because of technological feasibility and economic attraction compared with other kind’s energy utilization. The system can supply hot water at 50oC to 80oC which can be used for both domestic and industrial purposes. Nanofluids are the important fluids containing a very small amount of Nano particles that are uniformly suspended in fluids. Nanofluids having high thermal conductivity as …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 8, Issue 3, 2018 · pp. 15–20 Read article
-
Recording of Leakage-free Surface-Driven Capillary Flow of Dyed Water in the Dual Sudden Contraction Microchannels
Abstract: Dual sudden contractionpolymethylmethacrylate (PMMA) microchannels are fabricated by the maskless lithography, hot embossing lithography, direct bonding technique, and atmospheric pressure air dielectric barrier discharge (DBD) plasma processing. The surface-driven capillary flow of dyed water is faster on the processed PMMA surface than the pristine PMMA surface. The surface-driven capillary flow of dyed water is slower in the wider portion and faster in the narrower portion of any dual sudden contraction …
Published in Emerging Trends in Chemical Engineering · Vol. 4, Issue 2, 2017 · pp. 40–44 Read article
-
Short Experimental Report with Brief Review on Biomicrofluidics in Biotechnology
Abstract: In this experimental work, a single prototype microchannel bend is fabricated by maskless lithography, hot embossing lithography and direct bonding technique. The surface-driven microfluidic flow of dyed water is recorded in the fabricated prototype bend. A brief review on bio-microfluidics is provided in this short experimental report towards the applications in biotechnology. Polymethylmethacrylate (PMMA) is an efficient polymer to fabricate the microfluidic lab-on-a-chip systems. This short experimental report may be …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 10, Issue 3, 2020 · pp. 1–4 Read article
-
Parametric Study of a Solar Heat Driven Silica Gel–Water Paired Adsorption Chiller
Abstract: Heat driven sorption based cooling systems are gaining interest as they are environmentally friendly and have the potential to save precious fossil fuel resources. Low grade thermal sources like solar or waste heat can run a silica gel-water paired adsorption chiller to generate chilled water below 10°C. However, the performance of the adsorption chillers is poor when compared to vapour absorption or vapour compression based cooling systems. An effort has …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 2, 2015 · pp. 19–29 Read article
-
Short Review on Anti-adhesion Coating in Microfluidics for Applications in Biotechnology
Abstract: In this short review, the use of diamond-like carbon (DLC) as anti-adhesion coating in microfluidics is described. The anti-adhesion coating is required on SU-8 based silicon stamp surface to fabricate the polymethylmethacrylate (PMMA) based microfluidic devices using maskless lithography, hot embossing lithography and direct bonding technique. Also, the DLC coating is required on PMMA microchannel surface to change the surface-driven capillary flow of water in PMMA microfluidic devices. The static …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 11, Issue 1, 2021 · pp. 1–3 Read article
-
Modeling Cogeneration System in Shallow Geothermal Installations
Abstract: This paper presents a theoretical modeling of a cogeneration system using multiple heat exchangers and thermoelectric generator. The modeled system, designed for shallow geothermal energy, is a closed piping unit containing water as heat transfer fluid that circulates through a closed loop releasing thermal energy at the surface for heating and sanitary hot water. In addition, a Peltier cells array is attached to the piping system to generate electricity, thus …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 11, Issue 3, 2020 · pp. 13–23 Read article
-
Design of Solar Water Heater System
Abstract: This research paper studied about solar water heater with its construction and applications. If we see today’s scenario, the hot water uses are increasing day by day in industries as well as in domestic and commercial purposes. In the current era, we are using various resources like coal, petroleum products, electrical energy, etc. for heating the water. These resources are too expensive for heating the water. Solar power is the …
Published in Trends in Machine design · Vol. 9, Issue 1, 2022 · pp. 17–25 Read article
-
CO2 SAFETY ISSUES AND ITS USE AS A NATURAL REFRIGERANT IN REFRIGERATION
Abstract: The atmosphere contains about 0.04% carbon dioxide, which is a naturally occurring chemical (400 ppm). The majority of living things make it while breathing, and plants absorb it. It is also created through a variety of industrial operations, most notably the burning of fossil fuels like coal, gas, or oil to produce electricity or power vehicles. In the modern era, CO2 refrigeration and heat pumping technologies are acknowledged as practical …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 9, Issue 2, 2022 · pp. 1–5 Read article
-
Short Report on Polymer Based Automated Fluid Machines for Applications in Microfluidics
Abstract: In this experimental work, a couple of gradual expansion microchannels are fabricated by polymethylmethacrylate (PMMA) using the maskless lithography, hot embossing lithography and direct bonding technique. Dyed ethylene glycol and dyed water are the prepared working liquids. The CMOS camera catching 25 frames per second with a corresponding time-scale resolution of 0.04 second is used to record each surface-driven microfluidic flow of dyed ethylene glycol and dyed water in the …
Published in Journal of Materials & Metallurgical Engineering · Vol. 11, Issue 2, 2021 · pp. 23–28 Read article
-
Experimental Demonstration on Fabrication Techniques and Recording of Leakage-free Surface-Driven Capillary Flow in the Dual Sudden Expansion Microchannels
Abstract: Dual sudden expansion polymethylmethacrylate (PMMA) microchannels have been fabricated by the maskless lithography, hot embossing lithography, direct bonding technique, and atmospheric pressure air dielectric barrier discharge (DBD) plasma processing. The surface-driven capillary flow of dyed water is faster on the processed PMMA surface than the pristine PMMA surface. The surface-driven capillary flow of dyed water is slower in the wider portion of any dual sudden expansion microchannel. This experimental demonstration …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 8, Issue 2, 2017 · pp. 5–9 Read article
-
Design and Development of Household Water Boiler to utilize Marking Nut as Fuel
Abstract: This paper aims to offer an efficient solution to utilize unused Marking Nutshells as fuel. Conventional fuels like wood and coal are commonly used for heating water. These may be consumed directly to heat water. Marking Nut (Bibba Shells) is an alternative to conventional fuels for heating water because it is widely available. At some places, people have started using Marking Nutshells as fuel in water boiling as it consists …
Published in Trends in Mechanical Engineering & Technology · Vol. 9, Issue 3, 2019 · pp. 1–6 Read article
-
Fresnel Lens with Advanced Fabricated Setup for Day Long Production of Hot Water
Abstract: AbstractThis work has been aimed to tap the solar energy source from Fresnel lens and utilize it to produce hot water or steam. The fabricated setup consists of a large spot Fresnel lens which concentrates the sun's rays into a 1 cm2 square spot onto a copper tube with temperature reaching up to 200°C. This concentrated heat is focussed on copper tube absorber to heat the water, the hot water …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 9, Issue 1, 2018 · pp. 15–19 Read article