Zobrazeno 1 - 10
of 128
pro vyhledávání: '"low pressure cylinder"'
Publikováno v:
IEEE Access, Vol 12, Pp 122199-122212 (2024)
In northern China, the combined heat and power (CHP) units account for a large proportion of the local generation capacity. However, the inherent heat-power coupling of CHP units poses a large barrier for wind power accommodation. To facilitate the l
Externí odkaz:
https://doaj.org/article/b8d086eb27ba499090b94dd130e537b9
Analysis and treatment of abnormal vibration for low-pressure cylinder of 660 MW steam turbine units
Publikováno v:
Zhejiang dianli, Vol 42, Iss 7, Pp 110-116 (2023)
Aiming at the abnormal vibration phenomenon of low-pressure cylinder during the debugging period of a new 660 MW ultra-supercritical steam turbine unit， through vibration test and analysis， it is concluded that the bearing bush of low-pressure cy
Externí odkaz:
https://doaj.org/article/f9624129a31e4d6ba293915f15569d24
Publikováno v:
Energy Science & Engineering, Vol 11, Iss 6, Pp 2081-2095 (2023)
Abstract Many power plants have been transformed and operated using low‐pressure cylinder near‐zero output (LP‐ZO) technology in China to make way for or provide necessary guarantees for renewable energy power generation. This research focuses
Externí odkaz:
https://doaj.org/article/10ab975f3da9460cad3f13c72bc0ae8c
Publikováno v:
发电技术, Vol 43, Iss 4, Pp 645-654 (2022)
In order to solve the problem of peak load regulation in winter and new energy consumption in China, zero-output technology of low-pressure cylinder was proposed. On the basis of studying a large number of literature materials, this paper briefly int
Externí odkaz:
https://doaj.org/article/d26c73f2a064416a912a5d287998c4fd
Publikováno v:
Journal of Modern Power Systems and Clean Energy, Vol 10, Iss 3, Pp 731-742 (2022)
Improving the flexibility of combined heat and power (CHP) units is an important way to solve the problem of wind power accommodation in northern China. Firstly, this paper analyzes the principle of an extraction-type CHP unit, calculates its safe op
Externí odkaz:
https://doaj.org/article/16b83b6a63ef40218911bd9e71ba4ea0
Autor:
V. G. Solodov, V. A. Konev
Publikováno v:
Izvestiâ Vysših Učebnyh Zavedenij i Ènergetičeskih ob Edinennij SNG. Ènergetika, Vol 63, Iss 4, Pp 365-379 (2020)
The results of a numerical study of the gas-dynamic and power characteristics of the exhaust compartment of low-pressure cylinder, including the last stage with a blade of 1100 mm length and the exhaust path, in terms of their interaction are present
Externí odkaz:
https://doaj.org/article/1d57988c37634c41ab841df0d651d95f
Autor:
Krasnikov Sergey
Publikováno v:
Avtomobilʹnyj Transport (Harʹkov), Vol 46, Pp 63-70 (2020)
Problem. The problem of issues of increased vibration for the case sheets of the steam turbines with the capacity of more than 500 МW was considered. For this work it was found that the main cause of increased vibration in turbine-type steam equipme
Externí odkaz:
https://doaj.org/article/f626300c11c94fc4b823166a79b87b6d
Publikováno v:
Frontiers in Energy Research, Vol 9 (2021)
In the operating process of the coal-fired generation during flexible peaking regulation, the primary and secondary water droplets in the steam flowing through the last two stages of the low-pressure cylinder could influence the efficiency and safety
Externí odkaz:
https://doaj.org/article/61ce30675d0241aa9739e3f832f67f37
Publikováno v:
E3S Web of Conferences, Vol 375, p 03025 (2023)
This paper introduces the technical route of the zero output heat supply transformation of low pressure cylinders in Shandong Province, the operation after the transformation, the impact on power grid dispatching, and the constraints on the normal op
Externí odkaz:
https://doaj.org/article/d9f8c80479404d5abc3ca4e18d3e3f8a
Publikováno v:
Journal of Mechanical Engineering, Vol 22, Iss 4, Pp 6-11 (2019)
A reduction in the efficiency of the last stages of powerful steam turbines, as well as their reliability due to an increase in the disturbing forces acting on the blades, is an urgent study subject, which requires a comprehensive analysis of gas-dyn
Externí odkaz:
https://doaj.org/article/826ecab5d8bd430ea49f483a1d566788