01a - asst 2010 dasar2, introduct
DESCRIPTION
Analisis Struktur Statis tertentu 1. Dasar-dasarTRANSCRIPT
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
WHAT IS A STRUCTURE ?
Structure system consist of a series of connected parts.
Example: BuildingBridgeTowerDam
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-01a
INTRODUCTION
Parts or Elementsof Structures
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-01b
INTRODUCTION
Struktur pada bangunan2 Teknik Sipil seringkali mengadopsi ataumeniru sistim struktur dari alam.Misalnya:1. Rangka tubuh manusia2. Struktur pohon3. Sarang laba-laba4. Cangkang kerang
STRUCTURES IN THE NATURE
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-01c
INTRODUCTION
STRUCTURES IN THE NATURE
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
Parts or Elementsof Structures
Column (Kolom)
Slab (Plat lantai)
Beam (Balok)
Foundation (Fondasi)
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-02
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
FUNCTION OF STRUCTUREThe basic function of any structure is to support loads andtransmit them to the ground.
Building:The building structure supports the roof, floors, walls and their loads and transmit them through the foundation to the ground.
Structure
Foundation
INTRODUCTION
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-03
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
FUNCTION OF STRUCTUREBridge:The bridge structure supports a deck which allows the passage of pedestrians and vehicles, than transmit all of these loads (incl. selfweight of the bridge) through piers, abutments and foundations to the ground.
INTRODUCTION
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-04
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
FUNCTION OF STRUCTURE
Other structures carry other types of loads:
Dam Water Retaining Wall Earth
INTRODUCTION
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-05
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
DESIGN PROCEDURE OF CIV. ENG. STRUCTURE
General Process:
INPUT PROCESS OUTPUT
INTRODUCTION
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-06
Data:geometri bangunan,
beban, bahan dll.
Proses hitungan:analisis beban, analisis struktur,
perancangan elemenGambar2,
RKS/Spec., RAB
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
DESIGN PROCEDURE OF CIV.ENG. STRUCTUREPengumpulan Data:- Fungsi Bangunan- Ukuran/Geom. Struktur- Bahan Bangunan- Peraturan2 / Standard2- Keadaan Tanah & Lingk.
Modelisasi:Struktur Riil Model Struktur
Analisis Beban; Perkiraan Dimensi Elemen2 Str
Analisis Struktur Perancangan Elemen2 Struktur
Kontrol Kapasitas & Tegangan
pada Elemen2 Str.
PelaksanaanPekerjaan Struktur
Tidak !
Gambar Detail Struktur
Ya!
INTRODUCTION
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-07
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
ROLE OF STRUCTURAL ANALYSIS IN THE DESIGN OF CIV. ENG. STRUCTURE
Analisis Struktur bukan merupakan tahapan akhir dalam proses perancangan.
Analisis Struktur merupakan `alat yang digunakan untuk mendukung proses perancangan.
Analisis Struktur membantu perancang struktur dalam membuatkeputusan2 penting dalam proses perancangan.
INTRODUCTION
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-08
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
OBJECTIVES OF STRUCTURAL ANALYSIS
INTRODUCTION
To obtain effects of the loading supported by the structure:
1. Distribution of internal forces
2. Deformation of the structure
LOAD
REACTION REACTION
Internal Forces= Deformation
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-09
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
STRUCTURAL REQUIREMENTS:
INTRODUCTION
1. Strengh
2. Stiffness
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3. Durability
4. Economic
5. Aesthetic
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-10
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
STRUCTURAL FORMS
INTRODUCTION
The decision as to the form of a structure rests with the structural designer and is governed by: - the purpose for which the structure is required, - the materials that are to be used and - any aesthetic considerations that may apply.
Structures, for construction and analysis purposes, are divided into a number of structural elements, although an element ofone structure may, in another situation, form a complete structure in its own right.
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-11
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
STRUCTURAL FORMS
INTRODUCTION
... in its own right.
For example, a beam may support afoot-path across a stream,
or...
beam as a part of a large framework
Simple beam
Building frame
beam
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-12
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
STRUCTURAL FORMS
INTRODUCTION
Beam
Beam
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-13
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
As spans increase, the use of beams to support bridge decks becomes uneconomical. For moderately large spans, trusses may be used. Trusses carry loads by developing axial forces in their members, and their depth, for the same span and load, is larger than that of a beam but, because of the skeletal nature of their construction, will be lighter.
For example:the Warren truss shown is typical of thoseused in bridge construction;other geometries form roof supportsand also carry bridge decks.
Truss
STRUCTURAL FORMS
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-14
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
STRUCTURAL FORMS
Truss
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-15
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
Portal frames are commonly used in building construction and generally comprise arrangements of beams and columns.
Portal
beam
column
rigid joint
STRUCTURAL FORMS
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-16
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
Portal
STRUCTURAL FORMS
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-17
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
The use of trusses to support bridge decks becomes impracticable for longer than moderate spans. In this Situation arches are often used.
Bridge Deck
ArchColumn
Bridge Deck
ArchHanger
STRUCTURAL FORMS
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-18
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
Arch
STRUCTURAL FORMS
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-19
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
For exceptionally long-span bridges, and sometimes for shortspans, cables are used to support the bridge deck. Generally, the cables pass over saddles on the tops of towers and are fixed ateach end within the ground by massive anchor blocks. The cablescarry hangers from which the bridge deck is suspended
STRUCTURAL FORMS
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-20
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
Cable Structure Suspension BridgeSTRUCTURAL FORMS
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-21
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
Other structural forms include:
- plate and slabs, which are used as floors in buildings, as raft foundations and as bridge decks,
- and continuum structures which include shells, folded plate roofs, arch dams, etc.;
Generally, continuum structures require computer-based methodsof analysis.
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-22
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
SUPPORT SYSTEMINTRODUCTION
The loads applied to a structure are transferred to its foundations by its supports. In practice supports may be complex, in which case they are idealized into a form that may readily be analysed.
PIN SUPPORT (tumpuan sendi):Thus a support that: - allows rotation, but
- prevents translation
in practice: represented for analysis purposes by the idealizedform:
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-23
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
Tumpuan sendi dapat menahan gaya horisontal dan vertikal,tetapi tidak dapat menahan momen.
TUMPUAN SENDI
RV
RH
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-24
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
TUMPUAN SENDI
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-25
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
TUMPUAN SENDI
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-26
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
ROLLER SUPPORT (tumpuan rol):Thus a support that: - allows rotation, but
- prevents translation in direction perpendi-cular to its bearing plate
in practice: represented for analysis purposes by the idealizedform:
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-27
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
TUMPUAN ROL
Tumpuan rol hanya dapat menahan gaya tegak lurus pada bidang tumpunya, dan tidak dapat menahan momen
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-28
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
FIX SUPPORT (tumpuan jepit):Thus a support that: - prevents translation and rotation in all
directions
in practice: represented for analysis purposes by the idealizedform:
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-29
Str. Baja
Str. Beton
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
TUMPUAN JEPIT
Tumpuan jepit dapat menahan gaya vertikal maupun horisontal dan dapat menahan momen
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-30
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
TUMPUAN JEPIT
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-31
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
Resume:Support conditionsand itscharacteristics
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-32
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
STRUCTURAL IDEALIZATIONGenerally, structures are complex and must be idealized or sirnplified into a form that can be analysed.
INTRODUCTION
This building can be idealized as 2D as well as 3D frame:
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-33
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSISINTRODUCTION
This bridge structure can be idealized as 2D as well as 3D truss:
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-34
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
UNIT SYSTEMWe use the SI Unit
INTRODUCTION
Lenght Force Mass Temperatur Time
Meter (m) Newton (N) kilogram (kg) Celcius (C) Second
Jurusan Teknik Sipil ANALISIS TRUKTUR STATIS TERTENTU Dr.-Ing. Ir. Djoko Sulistyo
Fakultas Teknik, Universitas Gadjahmada Program S1 01B-35
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STRUCTURAL ANALYSISSTRUCTURAL ANALYSIS
Static equilibrium