Analysis and Design of Reinforced Concrete Beam column Joint Using King Cross Steel Profile Procedia Engineering 171 ( 2017 ) 948 – 956 1877 7058 © 2017 The Authors Published by Elsevier Ltd This is a[.]
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&DOFXODWHWKHQRPLQDOVKHDUFDSDFLW\RIWKHEHDPFROXPQMRLQWGHVLJQ 6.1 Determine the material properties and the beam column joint dimension 7KH GLPHQVLRQV DQG PDWHULDO SURSHUWLHV RI WKH EHDP FROXPQ MRLQW )LJXUH WKDW LV GHVLJQHG EDVHG RQ WKH DQDO\VLVRIWZRVWRUH\VWUXFWXUHVLQVHLVPLFUHJLRQV>@DUHDVIROORZV 7KHFRQFUHWHFRPSUHVVLYHVWUHQJWKf’c 03D 7KH\LHOGVWUHQJWKRIORQJLWXGLQDOEDUfy 0SD 7KH\LHOGVWUHQJWKRIWUDQVYHUVDOEDUfy 0SD 7KH\LHOGVWUHQJWKRINLQJFURVVSURILOHfy 0SD 7KHFROXPQD[LDOORDGPu N1 7KHFRQFUHWHFRYHU PP )LJXUH'LPHQVLRQRIEHDPFROXPQMRLQWZLWKNLQJFURVVSURILOH 6.2 Calculate the design shear force of beam column joint 7KH PDJQLWXGH RI WKH VKHDU IRUFH RI WKH MRLQW LV WKH GLIIHUHQFH LQ WKH DPRXQW RI WKH EHDP WHQVLRQ DQG WKH FRPSUHVVLRQIRUFHWRWKHKRUL]RQWDOVKHDUIRUFHWKDWZRUNVRQWKHFROXPQ ܸ௨ ൌ ܶ௦ ܥ௦ െ ܸ 7KHDPRXQWRIWKHVKHDUIRUFHGHVLJQLVFDOFXODWHGE\YDULRXVPHWKRGDQGDUHWDEHODWHGDVVKRZQLQ7DEOH 7KHDQDO\VLVUHVXOWVVKRZWKDWWKHFDOFXODWLRQRIWKHEHDPPRPHQWMpr,bWKHFROXPQVKHDUIRUFHVcWKHEHDP WHQVLRQ IRUFH Ts DQG WKH EHDP 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ሺ̶݀ െ ܥሻ ܶ௦ଶ ݂௬ ሺ݀ െ ܥሻ ൌ ͶͲǤʹ͵݇ܰ ܯǡଶ ൌ ͶͳǤͶͺ݇ܰ݉ ܯǡଵ ൌ ܥ ൫ ܥെ ೌమ൯ ܥ௦ ݂ ᇱ ௦ ሺ ܥെ ݀ᇱ ሻ ଶ್ ܶ௦ ൌ ܣԢ௦ ݂Ԣ௦ ቁ ܣ௦ ݂௬ ൌ ʹͷǤ͵Ͷ݇ܰ ܥ௦ ൌ ܣԢ௦ ݂Ԣ௬ ܸ௨ ൌ ܶ௦ ܥ௦ െ ܸ ൌ ͷͻǤʹʹʹ݇ܰ ܸ௨ ൌ ܶ௦ ܥ௦ െ ܸ ൌ ͷʹͻǤʹʹ݇ܰ ܣ௦ ݂௬ ൌ ͵ͳ͵Ǥͳ͵Ͷ݇ܰ ܶ௦ଵ ݂ ሺ̶݀ െ ܥሻ ܶ௦ଶ ݂௬ ሺ݀ െ ܥሻ ܯǡଶ ൌ Ǥʹͷ݇ܰ݉ 6$3 ܯǡଵ ൌ ͶͶǤͻͷ݇ܰ݉ ܸ ൌ ͶͳǤͻͺ݇ܰ ܯǡଶ ൌ Ǥ݇ܰ݉ 6.3 Calculate the concrete shear capacity of joint 7KHMRLQWVKHDUFDSDFLW\VuFRQWULEXWHGE\WKHFRQFUHWHVKHDUFDSDFLW\VcDQGWKHVKHDUFDSDFLW\RIWKHMRLQW VWLUUXSVsVRIRUPXODWHGDVIROORZV ࢂ࢛ ൌ ࢂࢉ ࢂ࢙ 7KH FRQFUHWH VKHDU FDSDFLW\ RI MRLQW LV FDOFXODWHG XVLQJ (TXDWLRQ EDVHG RQ $&, DQG (TXDWLRQ EDVHGRQ61,E\LJQRULQJWKHFROXPQD[LDOORDGPLQLPXPOLPLW 7KHDPRXQWRIWKHFRQFUHWHVKHDUFDSDFLW\RIMRLQWVcDUHWDEXODWHGLQ7DEOH 7DEOH7KHFRQFUHWHVKHDUFDSDFLW\RIMRLQW 0HWKRGRIWKHMRLQWFRQFUHWHVKHDUVWUHQJWK $&, 61, VcN1 )URPDOORIWKHYDOXHVWKHYDOXHRI(TXDWLRQEDVHGRQ$&,LVFRQVLGHUHGPRUHFORVHUWRWKHDFWXDORI WKHFRQFUHWHVKHDUFDSDFLW\RIMRLQWVRWKDWLVXVHGDVWKHFRQFUHWHVKHDUFDSDFLW\RIMRLQWVc N1 954 Rahmani Kadarningsih et al / Procedia Engineering 171 (2017) 948 – 956 6.4 Calculate the design shear force of the joint stirrup and the king cross steel profile 7KHDPRXQWRIWKHGHVLJQVKHDUIRUFHWKDWPXVWEHUHVLVWHGE\VWLUUXSVDFFRUGLQJ(TXDWLRQLV ࢂ࢙ ൌ ࢂ࢛ െ ࢂࢉ 6RWKDWWKHGHVLJQVKHDUIRUFHWKDWPXVWEHUHVLVWHGE\VWLUUXSVLVVs N1DQGWKHWKHGHVLJQVKHDUIRUFH WKDWPXVWEHUHVLVWHGE\NLQJFURVVSURILOHWKDWUHSODFHVVWLUUXSLV Vk Vs N1 6.5 Create the type of the beam column joint design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The Joint shear capacity based Park and Paulay, 1974 [3] 7KHFRQFUHWHVKHDUFDSDFLW\RIMRLQW 7KH FRQFUHWH VKHDU FDSDFLW\ RI MRLQW vc DFFRUGLQJ WR 3DUN DQG 3DXOD\ DUH FDOFXODWHG... &UHDWHWKHW\SHRIWKHEHDPFROXPQMRLQWGHVLJQ &DOFXODWHWKHDPRXQWRIWKHKRUL]RQWDOVKHDUVWLUUXSRIWKHMRLQW &DOFXODWHWKHGLPHQVLRQRIWKHWKHNLQJFURVVVWHHOSURILOHRIWKHMRLQW &DOFXODWHWKHQRPLQDOVKHDUFDSDFLW\RIWKHEHDPFROXPQMRLQWGHVLJQ... )LJXUH''LPHQVLRQRIEHDPFROXPQMRLQWZLWKNLQJFURVVSURILOH 6.2 Calculate the design shear force of beam column joint 7KH PDJQLWXGH RI WKH VKHDU IRUFH RI WKH MRLQW LV WKH GLIIHUHQFH