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Produktbild: Power Switching Components

Power Switching Components Theory, Applications and Future Trends

Aus der Reihe Power Systems

63,99 €

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Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

04.05.2018

Abbildungen

X, 162 illus., 43 illus. in color., farbige Illustrationen, schwarz-weiss Illustrationen

Verlag

Springer

Seitenzahl

249

Maße (L/B/H)

23,5/15,5/1,5 cm

Gewicht

400 g

Auflage

Softcover reprint of the original 1st edition 2017

Sprache

Englisch

ISBN

978-3-319-84656-9

Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

04.05.2018

Abbildungen

X, 162 illus., 43 illus. in color., farbige Illustrationen, schwarz-weiss Illustrationen

Verlag

Springer

Seitenzahl

249

Maße (L/B/H)

23,5/15,5/1,5 cm

Gewicht

400 g

Auflage

Softcover reprint of the original 1st edition 2017

Sprache

Englisch

ISBN

978-3-319-84656-9

Herstelleradresse

Springer-Verlag GmbH
Tiergartenstr. 17
69121 Heidelberg
DE

Email: [email protected]

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  • Produktbild: Power Switching Components
  • 1. IntroductionScope of the book, brief description of book structure and chapters

    2. Current interruption: basics a. IntroductionSwitching arc initiation, schematic current / voltage during current interruption, importance of short circuit current and Transient recovery voltage, dielectric recovery, thermal / dielectric re-ignitions. b. Basics of arc physicsDynamic arc behavior, Arc in gaseous medium, thermal ionization mechanismArc in low pressure / vacuum, thermo-field emission / impact ionization c. Arc modeling basicsBrief description of different modeling levels (detailed physical models, qualitative arc models as well as black box models), basic consideration of arc-network interaction (current commutation …)

    3. Application of power switching devices in power networks a. Interruption of fault currentShort circuit current (symmetrical / asymmetrical, decay DC, neutral point) different TRV forms, standard for CBTesting methods (direct / synthetic) b. Closing under fault condition (short circuit making)Pre-strike, arc energy, importance for LBS and earthing switch, standard for LBS and CB, test circuit c. Energizing of loadsOver-voltages, trapped charges, reclosing d. Switching of inductive loadsImportance of increased RRRV e. Switching of capacitive loadsInrush current, pre-strike, 1-cos TRV, re-strike / re-ignition, voltage escalation, standard requirements, test methods f. Switching of small inductive currentsCurrent chopping, multiple re-ignitions, virtual current chopping, transient over-voltages

    4. Current interruption technologies: present status a. different types of power switching componentsDifferent parts of a power-switching device, Classification of power switching components based on the requirements, installation, rated voltage as well as arc-extinguishing medium b. disconnecting switchesConstruction for different voltage ratings, challenges including short circuit current carrying capability, mechanical considerations c. load break switchesDifferent technologies, application to MV, gaseous LBS, vacuum contactor, peculiarities regarding load current interruption and fault current making, transient switching over-voltages d. fuseArc extinguishing principle in fuse, applications MV / LV, limitations, Is-limiter, possible applications, RMU, fuse + LBS combination e. circuit breakers i. Oil circuit breakersInterruption principle, minimum oil vs. bulk oil CBs, brief description of role of cross baffle, parallel resistor, etc. ii. Gas circuit breakersPrinciple of current interruption in gases, brief description of importance of different cooling mechanisms, construction of compressed air, double pressure SF6, single pressure SF6, puffer vs. self-blast iii. Magnetic air CBCurrent interruption principle, arc elongation + cathode/anode fall, blow out coil, construction of LV CBs iv. Vacuum CBSimple construction of VCB, dielectric breakdown in vacuum, different modes of arc in vacuum, role of magnetic field, different technologies to control switching arc in vacuum

    5. Future trends of power switching devices a. HVDC current interruptionMissing CZ, fast operation, principle of current interruption in DC network, upcoming applications, review of different schemes, hybrid circuit breakers, challenges b. Fault current limitationUpcoming applications, nonlinear current dependent impedance in network, energy absorption /conversion during the fault, brief review of different schemes, challenges c. Condition assessmentImportance of condition monitoring in view of recent developments in power systems, brief review of different condition monitoring + decision making concepts, challenges / open questions