Results 21 to 30 of about 44,636 (306)

Causes for inefficiency of water jacket heater and its improvement measures

open access: yesYou-qi chuyun, 2020
Considering the low thermal efficiency, high excess air coefficient and low load rate of the in-service water jacketheater of Shengli Oilfield, the relationship of the load rate, excess air coefficient and fouling resistance with the thermalefficiency of
Wei ZHANG   +5 more
doaj   +1 more source

Comparative thermo-economic analysis of regenerative Rankine cycles with two feed water heaters

open access: yesCase Studies in Thermal Engineering, 2021
Five configurations of regenerative Rankine cycle with two feed water heaters are compared in this paper. One configuration has two open feed water heaters (OFWH).
Somchart Chantasiriwan
doaj   +1 more source

Design of Solar Water Heater and Residential Building Integration Based on Chemical Energy Conversion Mode

open access: yesChemical Engineering Transactions, 2018
The new roof solar water heater is to convert renewable energy sources by chemical energy conversion mode. Under the premise that the roof meets the installation requirements of solar water heater, water heater can be integrated with the roof.
Ruozhu Wang   +3 more
doaj   +1 more source

Optimal and Learning-Based Demand Response Mechanism for Electric Water Heater System

open access: yesEnergies, 2017
This paper investigates how to develop a learning-based demand response approach for electric water heater in a smart home that can minimize the energy cost of the water heater while meeting the comfort requirements of energy consumers. First, a learning-
Bo Lin, Shuhui Li, Yang Xiao
doaj   +1 more source

Influence of Far Infrared TiO2 and Multi-Walled Carbon Nanotubes Coatings on the Performance of a Hot Water Heater

open access: yesApplied Sciences, 2021
This study selects titanium dioxide (TiO2) and multi-walled carbon nanotubes (MWCNTs) as far-infrared materials (FIRMs), and further adds water-based acrylic coatings to prepare far-infrared coatings (FIRCs).
Tun-Ping Teng   +5 more
doaj   +1 more source

Experimental analysis of solar water heater with compound parabolic concentrator [PDF]

open access: yesEAI Endorsed Transactions on Energy Web, 2021
Among all the non-conventional energy sources, solar energy is one of the most promising and renewable alternativesource. Solar water heater can be one of the medium to make best use of this renewable energy for human betterment.
Dikshita Nath   +3 more
doaj   +1 more source

Hot water tanks from the point of view of temperature and energy confrontation

open access: yesE3S Web of Conferences, 2018
The main cause of outbreaks of Legionnaires' disease is from contaminated water sources. About 3 in 10 cases of Legionnaires' disease are due to poorly maintained water storage in buildings.
Vranayova Zuzana, Kaposztasova Daniela
doaj   +1 more source

Feed-Water Heaters for Locomotives [PDF]

open access: yesProceedings of the Institution of Mechanical Engineers, 1922
n ...
openaire   +1 more source

Comparison of three solar water heaters technologies through a full-scale experimental station [PDF]

open access: yesE3S Web of Conferences, 2022
The aim of the solar water heater designed for Tahala grid project, is to provide renewable energy to the residents of Tahala village in southern of Morocco, our contribution as LERED* laboratory to this project consists of the creation of a novel solar ...
Boukdir Youssef, El Omari Hamid
doaj   +1 more source

Research on the optimization of the clean heating system for regional residential buildings based on the multi-objective optimization strategy

open access: yesFrontiers in Energy Research
For the residential building district heating (RBDH) system, choosing the appropriate combination of heat sources according to local conditions is the key to improving economic efficiency.
Shaopeng Fu, Lu Wang, Hao Long
doaj   +1 more source

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