[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Wang et al., 2019 - Google Patents

Calculation and analysis of the strands short-circuit in stator transposition bar for large generators

Wang et al., 2019

View PDF
Document ID
7431395977422736772
Author
Wang C
Liang Y
Ni L
Wang D
Bian X
Publication year
Publication venue
IEEE Access

External Links

Snippet

The transposition of the stator bar is an important technique in the large generator design. Under the excitation of vibration and thermal effect, the insulation of strand is easily damaged, which leads to short-circuiting fault, and adversely impacts the generator's secure …
Continue reading at ieeexplore.ieee.org (PDF) (other versions)

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K3/00Details of windings
    • H02K3/04Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/28Layout of windings or of connections between windings
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K3/00Details of windings
    • H02K3/46Fastening of windings on the stator or rotor structure
    • H02K3/48Fastening of windings on the stator or rotor structure in slots
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K15/00Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K21/00Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34Testing dynamo-electric machines
    • G01R31/343Testing dynamo-electric machines in operation
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K17/00Asynchronous induction motors; Asynchronous induction generators
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K2213/00Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/03Machines characterised by numerical values, ranges, mathematical expressions or similar information
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K55/00Dynamo-electric machines having windings operating at cryogenic temperatures
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GASES [GHG] EMISSION, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/60Superconducting electric elements or equipment or power systems integrating superconducting elements or equipment
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P2207/00Indexing scheme relating to controlling arrangements characterised by the type of motor

Similar Documents

Publication Publication Date Title
Zhao et al. Comprehensive evaluation of inter-turn short circuit faults in PMSM used for electric vehicles
Vaseghi et al. Inductance identification and study of PM motor with winding turn short circuit fault
Wang et al. Transient behaviour of salient-pole synchronous machines with internal stator winding faults
Vaseghi et al. Fault analysis and parameter identification of permanent-magnet motors by the finite-element method
Klontz et al. Short-circuit analysis of permanent-magnet generators
Patel et al. Modeling and analysis of stator interturn fault location effects on induction machines
Djurovic et al. Dynamic model for doubly-fed induction generators with unbalanced excitation, both with and without winding faults
Tu et al. A new model of synchronous machine internal faults based on winding distribution
Dirani et al. Rotor interturn short circuit impact on large hydrogenerator magnetic quantities
Zou et al. A new end windings transposition to reduce windings eddy loss for 2 MW direct drive multi-unit PMSM
Xu et al. Numerical analysis of turn-to-turn short circuit current mitigation for concentrated winding permanent magnet machines with series and parallel connected windings
Weili et al. Influence of rotor structure on field current and rotor electromagnetic field of turbine generator under out-of-phase synchronization
Wang et al. A new global transposition method of stator winding and its loss calculation in AC machines
Kiani et al. Detection of rotor faults in synchronous generators
Antunes et al. Modeling of symmetrical six-phase induction machines under stator faults
Wang et al. Calculation and analysis of the strands short-circuit in stator transposition bar for large generators
Mei et al. Modelling and analysis of inter-turn short-circuit fault of pm machines with parallel-connected coils
Duan et al. A model for induction motor with stator faults
Song et al. Short-circuit characteristics of a high temperature superconducting wind turbine generator employing a segmented armature winding
Kumar et al. Modified winding function approach to stator fault modelling of synchronous generator
Zhou et al. A method of evaluating the stator inter-turn short circuit fault of synchronous condenser
Jung et al. Stator winding fault influence on the field coil of a 10 MW superconducting synchronous generator
Marcusson et al. Axial magnetic fields at the ends of a synchronous generator at different points of operation
Ge et al. Improved model of synchronous generators internal faults based on circuit-coupled FEM
Hsu et al. Permanent-magnet machine flux and torque response under the influence of turn fault