Results 11 to 20 of about 98,333 (309)

Economic Feasibility Study of Modern and Conventional Central Heating Systems for Villa Located in Duhok City, Iraq [PDF]

open access: yesEngineering and Technology Journal, 2017
This research includes the evaluation of economic feasibilities based on the Iraqi’s market cost by using three different types of central heating systems in a residential villa located in Duhok city / Iraq.
B.M. Salim, I.F. Abdulqadir, F.M. Younis
doaj   +1 more source

Increasing the thermal efficiency of water heating boilers by improving design parameters [PDF]

open access: yesE3S Web of Conferences, 2023
Currently, research is being conducted all over the world to create clearly defined operating, technological and design parameters that ensure the continuity of hydrodynamic and thermal processes, which will improve the energy efficiency of heat supply ...
Arifjanov Aybek, Kurbonov Kozim
doaj   +1 more source

Design of a Pyroacuotubular (Mixed) Boiler for the Reduction of Flue Gas Emissions through the Simultaneous Generation of Hot Water and Water Steam

open access: yesFluids, 2022
Environmental protection is a continuous challenge that requires innovating the combustion process of boilers that emit polluting gases. This research proposes a novel pyroacuotubular (mixed) boiler design that reduces the emission of combustion gases by
Duilio Aguilar Vizcarra   +2 more
doaj   +1 more source

Linear Regression Analysis and Techno-Economic Viability of an Air Source Heat Pump Water Heater in a Residence at a University Campus

open access: yesEnergies, 2021
This study quantifies the potential of a 4.0 kW air source heat pump (ASHP) unit retrofitted to a 12.0 kW, 1000 L electric boiler coupled to a 1000 L storage tank.
Christy E. Manyi-Loh   +2 more
doaj   +1 more source

The efficiency of low-power solid-fuel water boilers

open access: yesАрхитектура, строительство, транспорт, 2023
Burning fuel in large quantities when using hot water boilers leads to losses, which reduces the energy conversion efficiency of the boiler. Therefore, there were mainly small energysaving stoves designed to burn fuel.
P. S. Khujaev
doaj   +1 more source

Analysis of temperature distribution in the heating boiler equipped with afterburning chamber [PDF]

open access: yesE3S Web of Conferences, 2019
Analysis of a heat transfer process for construction of solid fuel heating boiler equipped with additional afterburning chamber is presented. Analyzed construction of the heating device is intended for shouse heating and preparation of hot utility water.
Judt Wojciech   +2 more
doaj   +1 more source

The Exploitation of Low-Temperature Hot Water Boiler Sources with High-Temperature Heat Pump Integration

open access: yesEnergies, 2020
The article presents an original and innovative technical solution for the exploitation of low-temperature excess heat from hot water boilers that use gas or liquid fuel for the needs of high-temperature heating in buildings or in industry.
Darko Goričanec   +3 more
doaj   +1 more source

Optimization of a Wood Pellet Boiler System Combined with CO2HPs in a Cold Climate Area in Japan

open access: yesEnergies, 2020
Hot water supply is one of the leading consumers of energy in the building sector in cold climate areas. The use of woody biomass is effective in reducing CO2 emissions in hot-water supply systems.
Taro Mori   +3 more
doaj   +1 more source

Effects of the Distribution of Heating Surface Areas on the Performance of Bagasse Boiler

open access: yesChemical Engineering Transactions, 2019
Main components of a bagasse boiler are furnace, evaporator, superheater, boiler bank, economizer, and air heater. Combustion of fuel and air in the furnace produces thermal energy that is used to evaporate feed water in the evaporator.
Somchart Chantasiriwan
doaj   +1 more source

Research on Slagging and High Temperature Corrosion Prevention and Control of a 1 000 MW Ultra Supercritical Double Tangentially Fired Boiler

open access: yes发电技术, 2023
Aiming at the problems of slagging and high temperature corrosion of water wall in a 1 000 MW ultra-supercritical double tangential boiler, the mechanism of slagging and high temperature corrosion of boiler was analyzed by X-ray diffraction (XRD) and X ...
LIU Shengli   +9 more
doaj   +1 more source

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