Questions and requirements of the "high rise building structure" assignment of Dayong in the 21st autumn [standard answer]

College of distance and continuing education
《 High rise building structure 》 Big homework
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Tutors ：
Completion date ：??? year ??? month ?? Japan
Big work 21 autumn 《 High rise building structure 》 Major operations and requirements
Be careful ： Answer two of the following five questions （ Be careful ： From topic one 、 Choose one of the two calculation problems , And from topic three 、 Four 、 Choose one of the five questions , Answer them separately , Do not select two calculation questions or question and answer questions at the same time ）; Before answer , You need to copy the selected topic （ Make the teacher know the topic you choose ）.
Topic 1 ： Topic 1 ： Inverse bending point method
The known frame structure is shown in the figure , Bear horizontal wind load , The figure in the figure is the frame beam 、 The relative stiffness of the column , The shear force of each frame column is calculated by using the reverse bending point method . among ,,,,.
Topic two ： Bottom shear method .
reinforced concrete 8 The height of each floor of the frame structure is 3m, After mass concentration , The representative values of gravity load of each floor are ：,,. Structural damping ratio , The natural vibration period is ,Ⅱ Class site class , The design earthquake group is the second group , The seismic fortification intensity is 7 degree . The horizontal seismic action and seismic shear force of the structure in case of frequent earthquake are calculated according to the bottom shear force method .
Topic three ： What is characteristic period grouping ？ What effect does it have on the design response spectrum ？
Topic four ： What are the forms of foundations for multi-storey and high-rise building structures ？ How to choose ？
Topic 5 ： Under vertical load , How to consider the internal force of shear wall structure ？
Specific operation requirements ：
1. Text format
The text of the assignment is in Song typeface , The name is Xiao Si .
2. Hand in your homework
When the homework is handed in, the file name is written as ：[ Name: aopengka Learning Center ]（ Such as ： Dai Weidong 101410013979 Zhejiang Taizhou aopeng Learning Center [1]VIP）;
Submit offline homework in the form of attachment （ The size of attachments is limited to 10M within ）, Select completed jobs （ Pay attention to naming ）, Click Submit .
Be careful ：
Homework should be done independently , Don't copy other students' homework 、 Website or ask someone to do it , If the same operation , Aopeng Dagong

The score is zero .

Reference material
Big work 21 autumn 《 High rise building structure 》 Refer to the big assignment questions and requirements …