Results 1 to 10 of about 98,214 (192)

Optimizing production efficiencies of hot water units using building energy simulations - Trade-off between Legionella pneumophila contamination risk and energy efficiency [PDF]

open access: yesE3S Web of Conferences, 2019
The energy needed for domestic hot water represents an important share in the total energy use of well-insulated and airtight buildings. One of the main reasons for this high energy demand is that hot water is produced at temperatures above 60°C to ...
Van Kenhove Elisa   +2 more
doaj   +4 more sources

Effect of combustion air humidification on the operation of a biomass boiler – Theoretical analysis [PDF]

open access: yesHeliyon
The article describes the influence of additional installation of the combustion air humidifier for a biomass hot water boiler, which is equipped with a flue gas spray condenser, on its operating parameters and the heat supplied to the district heating ...
Tomáš Dlouhý, Jan Havlík
doaj   +2 more sources

Mathematical Model of Hot Water Boiler and its Experimental Validation [PDF]

open access: yesE3S Web of Conferences, 2023
Low efficiency of isolated heat supply systems based on coal-fired hot water boilers requires the search of feasible control systems reducing incomplete combustion and exhaust heat losses.
Gordin Sergey   +3 more
doaj   +2 more sources

Experimental investigation on the thermal performance of a domestic gas boiler for space heating with different heating load ratio [PDF]

open access: yesE3S Web of Conferences, 2023
This study explores the effects of heating demand and hot water temperature on energy efficiency in a domestic gas boiler (DGB). Mock-up experiments were conducted using two types of boilers with different capacities (i.e., 11.6 kW and 23.3 kW of non ...
Zhang Xinwen   +6 more
doaj   +1 more source

Hazard assessment of hot water boiler at thermal power plant [PDF]

open access: yesE3S Web of Conferences, 2023
Our world and every person require a huge amount of energy, both electric and thermal, which are produced mainly at various types of power plants, but mostly on thermal.
Gordeev Vladimir   +4 more
doaj   +1 more source

Design and evaluation of solar parabolic trough collector system integrated with conventional oil boiler [PDF]

open access: yesArchives of Electrical Engineering, 2021
In this paper an attempt has been made towards the design and evaluation of a solar parabolic trough collector (PTC) system integrated with a conventional oil boiler (COB) to increase the energy utilization effectiveness and reduce the environmental ...
Mustefa Jibril Taha   +3 more
doaj   +1 more source

DYNAMIC BEHAVIOUR OF HOT WATER BOILERS DURING START UP

open access: yesFacta Universitatis. Series: Mechanical Engineering, 2014
The most commonly used central units in the district heating system are most certainly hot water boilers. Experience in exploitation as well as their former development have given rise to new demands and possibilities of using hot water boilers for ...
Milena Todorović   +3 more
doaj   +1 more source

Application of energy and exergy analysis to increase efficiency of a hot water gas fired boiler [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2014
In engineering practice exergy can be used for technical and economic optimization of energy conversion processes. The problem of increasing energy consumption suggests that heating plants, i.e.
Todorović Milena N.   +3 more
doaj   +1 more source

Three Steps Mixed (Fire Tube–Water Tube) Vertical Boiler to Optimize Thermal Performance

open access: yesFluids, 2021
The research aims to design and construct a new mixed vertical boiler (fire tube – water tube) with three gas passes. The strength of this technological innovation is in the best use of the thermic transmission receiving fluid (hot water, steam, thermal ...
Duilio Aguilar Vizcarra   +2 more
doaj   +1 more source

Improving the energy efficiency of low-power solid fuel hot water boilers [PDF]

open access: yesE3S Web of Conferences, 2023
The topical issue of efficient fuel combustion when using hot water boilers is considered. Indeed, this is a very important issue that is directly related to the rational use of resources, reducing the cost of providing thermal energy and reducing the ...
Khujaev Parviz   +3 more
doaj   +1 more source

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