Zobrazeno 1 - 10
of 120
pro vyhledávání: '"Zhengang shi"'
Publikováno v:
Machines, Vol 11, Iss 2, p 188 (2023)
This paper focuses on the synchronous vibration suppression of an active magnetic bearing (AMB) system without a rotating speed sensor. One of the most intractable problems with AMB systems is the synchronous vibration caused by the mass imbalance of
Externí odkaz:
https://doaj.org/article/9873713d9667419b98c7aff51e7296cf
Publikováno v:
IEEE Access, Vol 7, Pp 122613-122625 (2019)
Active control is one of the most important advantages of active magnetic bearing (AMB), and also can be used to suppress the imbalance of AMB rotor system (AMB-RS). This paper aims at dealing with periodic vibration problem caused by unbalanced forc
Externí odkaz:
https://doaj.org/article/594f9909684b4877b35c33e1dbb26373
Publikováno v:
IEEE Access, Vol 7, Pp 79254-79267 (2019)
The unbalanced force on the active magnetic bearing (AMB) rotor system is the main reason of system vibrations, which always have periodic repetitive characteristics. However, the closed-loop feedback control system (CFCS) is difficult to achieve eff
Externí odkaz:
https://doaj.org/article/589845c06ab6411aa692a8aa433a1601
Publikováno v:
Measurement + Control, Vol 53 (2020)
As one of the key technologies of high-temperature gas-cooled reactor, primary helium circulator–equipped active magnetic bearing provides driving force for primary helium cooling system. However, repetitive periodic vibration produced by rotor imb
Externí odkaz:
https://doaj.org/article/24bfbb2f53014d49a098d8cabdbea392
Publikováno v:
IEEE Access, Vol 8, Pp 118884-118884 (2020)
Presents corrections to the above named paper.
Externí odkaz:
https://doaj.org/article/e3d9da64bacf49c7b84d0a6dc40434ec
Publikováno v:
IEEE Access, Vol 8, Pp 119336-119336 (2020)
Presents corrections to the above named paper.
Externí odkaz:
https://doaj.org/article/62f640fff5284f0bb4df216a351cd141
Publikováno v:
Science and Technology of Nuclear Installations, Vol 2017 (2017)
Unbalance vibrations are crucial problems in heavy rotational machinery, especially for the systems with high operation speed, like turbine machinery. For the program of 10 MW High Temperature gas-cooled Reactor with direct Gas-Turbine cycle (HTR-10G
Externí odkaz:
https://doaj.org/article/9d8326d708dc465c9fc87211bfa80a3f
Publikováno v:
Science and Technology of Nuclear Installations, Vol 2017 (2017)
Magnetic bearings are widely applied in High Temperature Gas-cooled Reactor (HTGR) and auxiliary bearings are important backup and safety components in AMB systems. The performance of auxiliary bearings significantly affects the reliability, safety,
Externí odkaz:
https://doaj.org/article/d7e4591496894d1696a98fb9c4aa9e22
Publikováno v:
Energies, Vol 12, Iss 19, p 3682 (2019)
In addition to providing an extremely clean environment for primary loop of high-temperature gas-cooled reactor (HTR), the primary helium circulator (PHC) using electromagnetic levitation technology also provides an effective means for vibration cont
Externí odkaz:
https://doaj.org/article/75e110eeeab94447ac7f31f62b4b9198
Publikováno v:
Sensors, Vol 19, Iss 2, p 244 (2019)
As important sources in fault diagnosis of rotary machinery, vibration signals are usually processed in the time or frequency domain as features to distinguish different classes of faults. However, these kinds of processing methods always ignore the
Externí odkaz:
https://doaj.org/article/af1f99d1505e4c4f97ee979ac94de391