Zobrazeno 1 - 10
of 7 179
pro vyhledávání: '"Centrifugal compressor"'
Publikováno v:
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", Vol 8, Iss 3, Pp 36-45 (2024)
The issues of evaluating the technical and economic prospects for the use of gas pumping units with single-stage centrifugal compressors with an axial suction nozzle, created on the basis of high-pressure stages with axial impellers and an adjustab
Externí odkaz:
https://doaj.org/article/5972070608d9455cad9ed5b954e2efb7
Publikováno v:
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", Vol 8, Iss 3, Pp 61-68 (2024)
When designing compressors, it is necessary to take into account the reality of the working fluid, since when calculating the compressor using ideal gas models, strong deviations of the operating parameters from the calculated ones occur, which can
Externí odkaz:
https://doaj.org/article/0808a755e3cb4f499d5c70926feb46e4
Publikováno v:
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", Vol 8, Iss 3, Pp 69-79 (2024)
The paper presents an analysis of semi-open centrifugal impellers of a three-stage multi-shaft compressor. A 3D-scanning of the geometry of the impellers is carried out, a CFD calculation is carried out at the design operating mode of the compresso
Externí odkaz:
https://doaj.org/article/a2c587124c5945f98ddc22eaf4e0c6ad
Publikováno v:
Energy Science & Engineering, Vol 12, Iss 10, Pp 4236-4259 (2024)
Abstract In this study, nonaxisymmetric endwall contouring technology is employed as a passive control strategy to enhance the stable operating range of a centrifugal compressor with an asymmetric volute. The endwall contouring method is applied to t
Externí odkaz:
https://doaj.org/article/b3f1af79db9c4860ad2c20c878030db3
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 17, Iss 12, Pp 2545-2562 (2024)
Vaned diffusers are widely used in centrifugal compressors due to their higher pressure-recovery coefficients compared to vaneless diffusers. In this study, the effects of the diffuser vanes’ wrap angle and number of vanes on the aerodynamic perfor
Externí odkaz:
https://doaj.org/article/b50eb79ce3a64d9c9dbc03ee4959dec9
Publikováno v:
Hangkong gongcheng jinzhan, Vol 15, Iss 4, Pp 113-120 (2024)
The stability of compressor operation has an inducing and amplifying effect on the stability and performance of the entire engine. Therefore, it is required that the flow margin of the compressor should be wider to adapt to the working stability of t
Externí odkaz:
https://doaj.org/article/c436bddd4f5a44e4b732c71ceed13779
Publikováno v:
Automatika, Vol 65, Iss 3, Pp 1259-1270 (2024)
This paper presents a new control method for surge instability of the compressor system. Due to the importance of the active control approach in improving the efficiency of the compressor system, a new scheme based on the model predictive control (MP
Externí odkaz:
https://doaj.org/article/7fbb9077fc7b4081b44fb00f6a657a36
Autor:
A. D. Vanyashov, I. A. Yanvarev
Publikováno v:
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", Vol 8, Iss 2, Pp 30-37 (2024)
Options of approach to selection of standard size of anti-surge control valves in relation to two-section (two-shell) centrifugal compressor unit with three control circuits (first section, second section, general circuit) are considered. The probl
Externí odkaz:
https://doaj.org/article/7b058ce813d44de08c598d2202035f34
Autor:
Yuan Wang, Shaolin Hu
Publikováno v:
PeerJ Computer Science, Vol 10, p e2433 (2024)
Centrifugal compressors are widely used in the petroleum and natural gas industry for gas compression, reinjection, and transportation. Early fault identification and fault evolution prediction for centrifugal compressors can improve equipment safety
Externí odkaz:
https://doaj.org/article/d61367da48f64c6694734f23bea5f4b2
Autor:
A. D. Vanyashov
Publikováno v:
Омский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", Vol 8, Iss 1, Pp 32-41 (2024)
The procedure for conditionally dynamic (quasi-dynamic) hydraulic and thermal calculation of recirculation lines of compressor stations has been developed. As an example, the solution to the problem of reconstruction of the linear compressor statio
Externí odkaz:
https://doaj.org/article/672c72090d7f4a4e923ad689c09da72c