Protective Relays

Their Theory and Practice Volume One

Häftad, Engelska, 2013

Av A. R. van. C. Warrington, A. R. Van C. Warrington, A. R. van C. Warrington

1 409 kr

Beställningsvara. Skickas inom 10-15 vardagar

Fri frakt för medlemmar vid köp för minst 249 kr.

Produktinformation

Utgivningsdatum2013-02-22
Mått170 x 244 x 28 mm
Vikt861 g
FormatHäftad
SpråkEngelska
Antal sidor484
FörlagSpringer-Verlag New York Inc.
ISBN9781468464610

Tillhör följande kategorier

1. Purpose of Protective Relays and Relaying. Causes of Faults. Definitions. Functions of Protective Relays. Application to a Power System.- 2. Relay Design and Construction. Characteristics. Choice of Measuring Units. Construction of Measuring Units. Construction of Timing Units. Details of Design. Cases. Panel Mounting. Operation Indicators. Finishes.- 3. The Main Characteristics of Protective Relays. Phase and Amplitude Comparators. Relay Characteristics. General Equation for Characteristics. Inversion Chart. Resonance. Appendix.- 4. Overcurrent Protection. Time-Current Characteristics. Application. Limits of Error. Ratings. Directional Overcurrent Protection. A.C. Tripping. Schemes for Radial Feeders. Construction. Application. Problem.- 5. Distance Relays. General Principles. Special Characteristics. Limitations. Application to Lines. Settings. Multi-terminal Lines. Construction. A.C. Potential Supply. Simultaneous Ground Faults. Auto-reclosing Zero Sequence Compensation.- 6. Switched and Polyphase Distance Relays. Reduction of Measuring Units. Automatic Switching Schemes. Polyphase Distance Relays. Phase and Amplitude Comparators. Analysis of Polyphase Comparators.- 7. Directional Pilot Relaying. Basic Principles. Pilot Wire Schemes. Carrier Channel Schemes. Carrier Signal Checking. Future Trends.- 8. A.C. Pilot Relaying. Pilot Wire Schemes. Phase and Amplitude Comparators. Effect of Load Current. Multi-terminal Lines. Pilot Wire Limitations. Pilot Supervision. Phase Comparison Carrier.- 9. Protection of A.C. Machines. Generator Protection. Stator Faults. Rotor Faults. Miscellaneous Faults. Motor Protection. Faults. Unbalanced Conditions. Power Station Auxiliaries. Current Differential Relaying.- 10. Power Transformer Protection. Types of Faults. Gas Relays. Differential Relays. Magnetising Inrush. Minimising of Effects. Relay Solutions. Grounding Transformers. Generator Transformer Units. Transformer Feeders.- 11. Bus-Zone Protection. General Principles. Current Differential Protection. Voltage Differential. Frame Leakage Protection. Directional Comparison. Back-up. Supervision.- 12. Back-Up Protection. Basic Principles. Precautions for Reliability Remote Back-up. Local Back-up. Relay Back-up. Breaker Back-up. A.C. Supplies. D.C. Supply.- 13. Maintenance and Testing of Relays. Commissioning. Periodic Maintenance. Transfer to Test Circuit. Tools. Safety Measures. Mechanical Tests. Electrical Tests. Manufacture Tests.- 14. Miscellaneous. Static Relays. Future of Electromagnetic Relays. D.C. Protection Relays. Protection Engineering as a Career.- References.

Mer från samma författare

Protective Relays Their Theory and Practice

Protective Relays Their Theory and Practice

A. R. van. C. Warrington, A. R. Van C. Warrington, A.R. van C. Warrington

3 079 kr

Du kanske också är intresserad av

Hitster - Christmas

Hitster - Christmas

Jumbo

219 kr259 kr

Snön faller tät på Mistletoe Square

Nyhet

Snön faller tät på Mistletoe Square

79 kr125 kr

Protective Relays Their Theory and Practice

Protective Relays Their Theory and Practice

A. R. van. C. Warrington, A. R. Van C. Warrington, A.R. van C. Warrington

3 079 kr

Hon som blev kvar

Hon som blev kvar

79 kr125 kr

Hitster Original

Hitster Original

Jumbo

299 kr379 kr

Julkalas, Alfons Åberg

Nyhet

Julkalas, Alfons Åberg

Gunilla Bergström

179 kr

Ofred

Nyhet

Ofred

Åsne Seierstad

329 kr

Hatets hjärta

Nyhet

Hatets hjärta

79 kr125 kr

Kvinnorna

4 pocket för 3

Kvinnorna

125 kr

Vitön : den fristående fortsättningen på Expeditionen

Nyhet

Vitön : den fristående fortsättningen på Expeditionen

399 kr