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ОБЩИЕ ВОПРОСЫ ГЕОМЕХАНИКИ
Название Определение физико-механических свойств горных пород при применении противоударных разгрузочных мероприятий
DOI 10.17580/gzh.2023.01.04
Автор Господариков А. П., Киркин А. П., Трофимов А. В., Ковалевский В. Н.
Информация об авторе

Санкт-Петербургский горный университет, Санкт-Петербург, Россия:

Господариков А. П., зав. кафедрой, проф., д-р техн. наук
Киркин А. П., аспирант, s195056@stud.spmi.ru
Ковалевский В. Н., доцент, канд. техн. наук

 

ООО «Институт Гипроникель», Санкт-Петербург, Россия:

Трофимов А. В., зав. лабораторией, канд. техн. наук

Реферат

Показано, что горные удары традиционно являются одной из главных проблем для горной отрасли. Отмечено, что наиболее распространенным способом предупреждения динамических проявлений горного давления является разгрузка горного массива путем создания локальных зон податливости как посредством бурения разгрузочных скважин, так и взрывным способом. Для более точной оценки эффективности данных мероприятий необходимо исследовать изменение свойств горных пород при их разрушении. С этой целью проведены специализированные модельные механические испытания для определения прочностных и деформационных характеристик образцов сплошных сульфидных руд в сложных режимах нагружения.

Ключевые слова Физико-механические свойства, лабораторные испытания, запредельное деформирование, сервогидравлические испытательные прессы, взрывное нагружение, удароопасность, горные удары, модуль деформации
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