Nothing Special   »   [go: up one dir, main page]

Manolopoulos et al., 2023 - Google Patents

Litz wire loss performance and optimization for cryogenic windings

Manolopoulos et al., 2023

View PDF @Full View
Document ID
997380254610330918
Author
Manolopoulos C
Iacchetti M
Smith A
Miller P
Husband M
Publication year
Publication venue
IET Electric Power Applications

External Links

Snippet

Litz wires operating in a cryogenic environment can potentially improve both the efficiency and power density of electrical machines and passive components. However, due to the low resistivity and high magnetic fields, eddy‐current losses may become significant in …
Continue reading at ietresearch.onlinelibrary.wiley.com (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/02—Adaptations of transformers or inductances for specific applications or functions for non-linear operation
    • H01F38/023—Adaptations of transformers or inductances for specific applications or functions for non-linear operation of inductances
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00

Similar Documents

Publication Publication Date Title
Dao et al. Effects of voltage harmonic on losses and temperature rise in distribution transformers
Manolopoulos et al. Litz wire loss performance and optimization for cryogenic windings
Sarker et al. State-of-the-art technologies for development of high frequency transformers with advanced magnetic materials
Liu et al. Temperature rise of a dry‐type transformer with quasi‐3D coupled‐field method
Xue et al. Iron loss calculation considering temperature influence in non‐oriented steel laminations
Liu et al. Calculation method of winding eddy‐current losses for high‐voltage direct current converter transformers
Martin et al. High-frequency litz “air-gap” windings for high-power density electrical machines
Haisen et al. Piecewise variable parameter model for precise analysis of iron losses in induction motors
Agheb et al. Modification of empirical core loss calculation methods including flux distribution
Ge et al. Analysis of the residual flux influence on inrush current and electromagnetic force in large power transformer
Beiranvand et al. Vf‐constrained ηρ‐pareto optimisation of medium frequency transformers in ISOP‐DAB converters
Canturk et al. Performance analysis of three‐phase five‐leg transformers under DC bias using a new frequency‐dependent reluctance‐based model
Liang et al. Numerical calculation of circulating current losses in stator transposition bar of large hydro‐generator
Zhou et al. Homogenisation<? show [AQ ID= Q1]?> model for calculating multi‐point grounding current of transformer core
Baferani et al. Method to design saturated iron‐core fault current limiters
Rasilo et al. Experimental determination and numerical evaluation of core losses in a 150‐kVA wound‐field synchronous machine
Hao et al. 3D electromagnetic modelling for high‐temperature superconducting dynamo flux pumps using T‐A formulation
Kails et al. Mass reduction of superconducting power generators for large wind turbines
Liu et al. High proportion and large value harmonic current influence on the magnetic field, loss and temperature distribution for ultrahigh voltage converter transformer
Salk et al. Calculation of ac losses in multi-phase litz coil systems
Zhang et al. Electromagnetic characterization of hyperconducting aluminum litz wires at cryogenic temperatures
Salar Elahi et al. Measurement of plasma poloidal beta in presence of resonant helical field in IR-T1 tokamak
Abdolkhani et al. A sandwiched magnetic coupling structure for contactless slipring applications
Gonzalez et al. Two‐dimensional finite element magnetostatic model of a permanent magnet synchronous generator for predicting its steady‐state performance under different loading conditions
Meyberg et al. Magnetic properties of an ACSR conductor steel core at temperatures up to 230∘ C and their impact on the transformer effect