ЖЕСТКОСТЬ СТАЛЕЖЕЛЕЗОБЕТОННЫХ КОНСТРУКЦИЙ С ЛИСТОВЫМ АРМИРОВАНИЕМ ПРИ ДЕЙСТВИИ КРАТКОВРЕМЕННЫХ НАГРУЗОК
ЖЕСТКОСТЬ СТАЛЕЖЕЛЕЗОБЕТОННЫХ КОНСТРУКЦИЙ С ЛИСТОВЫМ АРМИРОВАНИЕМ ПРИ ДЕЙСТВИИ КРАТКОВРЕМЕННЫХ НАГРУЗОК
DOI:
https://doi.org/10.22337/2587-9618-2024-20-4-105-118Ключевые слова:
бетон, сталь, железобетон, сталежелезобетонная конструкция, листовое армирование, композитные стены с листовым армированием, сцепление, анкерное устройствоАннотация
Рассмотрены особенности работы сталежелезобетонных конструкций с листовым армированием при воздействии кратковременных нагрузок. Дано обоснование выбранной темы исследования на основе анализа современной технической и нормативной документации. Выполнен обзор литературы, отмечены особенности развития вопроса. Представлено подробное описание и особенности исследуемых конструкций. Выполнены аналитические и численные расчеты конструкций на центральное сжатие. Представлено описание расчетного комплекса; дано описание численных моделей, особенности их построения и расчета, приведены результаты расчетов – характер изменения жесткости конструкций в процессе приложения нагрузки. Представлены общие виды экспериментальных моделей, испытанных на центральное сжатие, приведена картина разрушения. Выполнен анализ полученных экспериментальных данных, их сравнение с аналитическими и численными расчетами. Дана оценка особенностей моделирования сталежелезобетонных конструкций с листовым армированием в программных комплексах.
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