Results 11 to 20 of about 55,685 (258)

Passively Ultra Cooling Patch Enabling High-Efficiency Power-Water Cogeneration. [PDF]

open access: yesAdv Mater
Photovoltaics are the most viable solar energy technology. This work introduces an ultra‐cooling patch (UCP) for passive thermal management of PV, achieving a 28% increase in power density and a water production rate of 2.2 L day−1. The enhancement results from the aligned channels and configurable heat transfer pathways of the UCP, which significantly
Mao Z   +15 more
europepmc   +2 more sources

The possibilities of application of cogeneration plants at the boiler houses in Uzbekistan [PDF]

open access: yesE3S Web of Conferences, 2023
At the moment, the fuel and energy complex of the republic is experiencing crisis state. The main manifestation of the crisis is that disruption and interruptions in the supply of fuel, electricity and heat to individual regions and consumers are ...
Koroli Mekhriya, Nizamova Lola
doaj   +1 more source

Policy Implications for Promoting the Adoption of Cogeneration Systems in the Hotel Industry: An Extension of the Technology Acceptance Mode

open access: yesBuildings, 2022
The use of cogeneration systems in the hotel industry leads to economic and environmental benefits, but its acceptance in the industry remains low. Hence, this study aimed to examine the factors that influence cogeneration system acceptance amongst hotel
Siu Shing Man   +3 more
doaj   +1 more source

Improving Energy Efficiency of Cogeneration System in Cane Sugar Industry by Steam Dryer

open access: yesChemical Engineering Transactions, 2021
Cogeneration system in the cane sugar industry produces not only molasses and raw sugar but also exportable electrical power. Main components of the system are boiler, steam turbine, condenser, and sugar juice evaporation process. Bagasse is used as fuel
Somchart Chantasiriwan
doaj   +1 more source

Mechanical Draft Wet Cooling Tower Performance Research Based on Enthalpy Difference Method Under Variable Operating Conditions

open access: yes发电技术, 2019
Based on the enthalpy difference theory and the characteristics of the mechanical draft cooling tower, a mathematical method of the cooling tower performance was derived to analyze the influence of operating parameters on tower outlet water temperature ...
Weimin YAO   +5 more
doaj   +1 more source

Frequency control in power system using Fuel Cell cogeneration system in Kyushu area

open access: yesEnergy Reports, 2023
This paper applies a method for reducing frequency fluctuations in power system by using Fuel Cell cogeneration system (FC cogeneration). Frequency fluctuation in power system is used as a feedback signal to a controller of FC cogeneration.
Shuhei Yamamoto   +5 more
doaj   +1 more source

The Economic and Environmental Evaluations of Combined Heat and Power Systems in Buildings with Different Contexts: A Systematic Review

open access: yesApplied Sciences, 2023
Cogeneration systems—also known as combined heat and power systems—form a promising technology for the simultaneous generation of power and thermal energy while consuming a single source of fuel at a site.
Siu Shing Man   +3 more
doaj   +1 more source

The improvement of energy efficiency of cogeneration system by replacing desuperheater with steam–air preheater

open access: yesEnergy Reports, 2020
Industrial processes require thermal energy in form of saturated steam. Cogeneration system in a process industry uses an industrial boiler to produce superheated steam, which is subsequently expanded in a condensing-extraction steam turbine.
Somchart Chantasiriwan
doaj   +1 more source

Study on Water Gradient Utilization and Zero Emission Technology in IGCC Power Plant

open access: yesZhongguo dianli, 2019
In the first IGCC power plant in China, there are some problems in the operation process such as the water drainage process is not reasonable and the coal gasification and sulfur containing wastewater is difficult to deal with. In view of these problems,
Huoqiang WU   +6 more
doaj   +1 more source

Potential and Impacts of Cogeneration in Tropical Climate Countries: Ecuador as a Case Study

open access: yesEnergies, 2020
High dependency on fossil fuels, low energy efficiency, poor diversification of energy sources, and a low rate of access to electricity are challenges that need to be solved in many developing countries to make their energy systems more sustainable ...
Manuel Raul Pelaez-Samaniego   +7 more
doaj   +1 more source

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