Zobrazeno 1 - 10
of 845
pro vyhledávání: '"waste heat utilization"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 6, Pp 59-65 (2024)
The high temperature of gas drainage liquid ring vacuum pump is an important reason for its low operating efficiency and short service life. Based on the wasted power dissipation theory of liquid ring pumps, the heat generation-heat dissipation mecha
Externí odkaz:
https://doaj.org/article/f5dea9de7cc041639af6e051dab00e89
Autor:
Jaroslaw Krzywanski, Karol Sztekler, Dorian Skrobek, Karolina Grabowska, Waqar Muhammad Ashraf, Marcin Sosnowski, Kashif Ishfaq, Wojciech Nowak, Lukasz Mika
Publikováno v:
Energy Science & Engineering, Vol 12, Iss 5, Pp 1969-1986 (2024)
Abstract Adsorption cooling and desalination systems have a distinct advantage over other systems that use low‐grade waste heat near ambient temperature. Since improving their performance, including reliability and failure prediction, is challengin
Externí odkaz:
https://doaj.org/article/0938351d93564aa3a47a388980d55e01
Autor:
Guoneng Li, Yibo Yang, Yan Xiao, Shaojun Liu, Hanjun Wen, Pengtao Jiang, Wenwen Guo, Yuanjun Tang
Publikováno v:
Case Studies in Thermal Engineering, Vol 61, Iss , Pp 104953- (2024)
Promoting the efficiency of internal-combustion engine has great benefits, including low fuel-consumption rate and environmental friendliness. Flue gas waste heat thermoelectric generator (TEG) is such a promising solution owning to its solid-state e
Externí odkaz:
https://doaj.org/article/457a6b1d1df64c4e9724a480689a382e
Publikováno v:
Water Resources and Industry, Vol 32, Iss , Pp 100264- (2024)
The converter valve of ultra-high-voltage direct current grid requires a large amount of cooling water for heat dissipation. Considering the generated waste heat, this study proposes a heat pump-driven mechanical vapor compression (HP-MVC) desalinati
Externí odkaz:
https://doaj.org/article/7d2d4b9bbbff46a7b28c0dca90876ddc
Publikováno v:
Zhejiang dianli, Vol 42, Iss 12, Pp 117-125 (2023)
In the context of the ‘carbon peak and carbon neutrality’ goals, the peak-valley difference in energy systems, primarily dominated by new energy sources, becomes increasingly pronounced. Leveraging the complementary characteristics of a com
Externí odkaz:
https://doaj.org/article/d5775de40e5845d0a5c8406abd943441
Publikováno v:
Buildings, Vol 14, Iss 8, p 2524 (2024)
The deteriorating thermal environment of tunnels and the increase in energy consumption of environmental control systems has become highlights in the subway field. In existing research related to analysis of subway tunnel thermal environments and the
Externí odkaz:
https://doaj.org/article/370a3d4eefbc4bde87e33e9758d15ee1
Publikováno v:
Energies, Vol 17, Iss 14, p 3589 (2024)
This article proposes a heating method based on heat pump technology to address the large amount of low-grade waste heat generated by a certain type of ultra-high voltage direct current (UHVDC) converter valve. Thermal performance calculations for tw
Externí odkaz:
https://doaj.org/article/02a70980c2d44195bf60a2e884e3ef49
Publikováno v:
Energies, Vol 17, Iss 13, p 3347 (2024)
This paper proposes a new type of cogeneration system coupled by Organic Rankine Cycle (ORC), Absorption Heat Pump (AHP), and Compression Heat Pump (CHP). The new system can meet the needs of different scenarios. Simulations were conducted to analyze
Externí odkaz:
https://doaj.org/article/d12d4d047f8a4c04bef40c391415f90e
Autor:
Jarosław Milewski, Arkadiusz Szczęśniak, Piotr Lis, Łukasz Szabłowski, Olaf Dybiński, Kamil Futyma, Arkadiusz Sieńko, Artur Olszewski, Tomasz Sęk, Władysław Kryłłowicz
Publikováno v:
Energies, Vol 17, Iss 12, p 2982 (2024)
The objective of this paper was to study the sCO2 cycle as a waste heat recovery system for a 180 kW biogas engine. The research methodology adopted was numerical simulations through two models built in different programs: Aspen HYSYS and GT Suite. T
Externí odkaz:
https://doaj.org/article/91e1d1cdb342428b9d29ddcf57c4a063
Publikováno v:
Case Studies in Thermal Engineering, Vol 51, Iss , Pp 103537- (2023)
Considering the challenges posed by long transportation distances and poor heating economy in large-scale heating systems based on conventional steam extraction cogeneration in nuclear power plants, a novel district heating system is proposed. This n
Externí odkaz:
https://doaj.org/article/4e55f111626c40eeb917f093310fef00