Oleg BAGLEYBTER ПРАКТИКА ИСПОЛЬЗОВАНИЯ ДИСТАНЦИОННОЙ ЗАЩИТЫ С ДИНАМИЧЕСКИМИ ХАРАКТЕРИСТИКАМИ GRID. - презентация

1 Oleg BAGLEYBTER ПРАКТИКА ИСПОЛЬЗОВАНИЯ ДИСТАНЦИОННОЙ ЗАЩИТЫ С ДИНАМИЧЕСКИМИ ХАРАКТЕРИСТИКАМИ GRID

2 © ALSTOM All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Отрицательный эффект подпитки с обратного конца линии

3 © ALSTOM All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Схема замещения для однофазного к.з. на фазе «А» Если тогда

4 © ALSTOM All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Динамический наклон верхней части характеристики по углу тока I 2

5 © ALSTOM All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Направленная круговая характеристика без напряжения памяти При близком к.з. возникают проблемы с определением направленности

6 © ALSTOM All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Поляризация по напряжению памяти: КЗ «вперед»

7 © ALSTOM All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Расширение круговой характеристики при КЗ «вперед»

8 © ALSTOM All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Поляризация по напряжению памяти: КЗ «назад»

9 © ALSTOM All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Сужение круговой характеристики при КЗ «вназад»

10 © ALSTOM All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Анализ работы ДЗ при наличии УПК

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