Short answer

When designing lateral load resisting systems for high-rise buildings, consider hybrid mass timber solutions, focusing on the connection details for optimal energy dissipation.

Field: Modelling
Source: Frontiers in Built Environment (2017)
Method: Finite Element Analysis (FEA)
Evidence: Strong effect

Advanced finite element modelling demonstrates that hybrid lateral load resisting systems utilizing mass timber shear walls and cores can effectively withstand wind and seismic forces in high-rise buildings. This modelling research insight is drawn from a 2017 study published in Frontiers in Built Environment. Using Finite element analysis (fea), researchers explored how this design variable affects real-world outcomes. The key design takeaway: When designing lateral load resisting systems for high-rise buildings, consider hybrid mass timber solutions, focusing on the connection details for optimal energy dissipation.

Study

ModellingHigh ImpactStrong effect

Mass Timber Shear Walls Offer Viable Lateral Load Resistance for High-Rise Structures

Frontiers in Built Environment · 2017

Key Findings

01The proposed hybrid lateral load resisting system using mass timber panels is suitable for high-rise buildings.
02The wood-based panel-to-panel interface can be designed as the primary energy dissipation mechanism.
03Mass timber offers a viable alternative to steel and concrete for lateral load resistance in tall structures.

Application

Design takeaway

When designing lateral load resisting systems for high-rise buildings, consider hybrid mass timber solutions, focusing on the connection details for optimal energy dissipation.

How to apply

Utilize advanced simulation software to model and test mass timber structural components and systems for their load-bearing capacities and dynamic responses in your design projects.

Project actions

01When researching materials for structural components, consider their performance under various load conditions.
02Use simulation tools to predict how your designs will behave in real-world scenarios.

Method & Evidence

AimTo investigate the structural performance of a hybrid lateral load resisting system using mass timber panels for high-rise buildings under wind and seismic loads.

MethodFinite Element Analysis (FEA)

ProcedureA detailed finite element model of a 20-storey building incorporating a hybrid lateral load resisting system (shear walls and shear core made of structural composite lumber with dowel-type connections and HSK system) was developed. Linear static and nonlinear dynamic analyses were performed to simulate wind-induced and seismic responses.

ContextHigh-rise building structural design, sustainable construction materials

Variables

IVHybrid lateral load resisting system design (mass timber vs. traditional materials)

DVBuilding response to wind and seismic loads (stiffness, strength, ductility)

CVBuilding height (20 storeys), structural system type (shear walls and core), analysis software (ABAQUS), load types (wind and seismic)

Strengths & Limitations

Strengths

+Utilizes advanced simulation software for detailed analysis.
+Addresses a critical challenge in tall timber building design.
+Provides a quantitative assessment of structural performance.

Limitations

The accuracy of the simulation depends heavily on the input parameters and the software's capabilities. Real-world construction and material variations are not fully captured.

Reliability & validity

The reliability of the findings is dependent on the accuracy of the FEA model's parameters and the software's capabilities. Validity is supported by the use of established engineering principles and analysis methods.

Think critically

To what extent can the energy dissipation mechanisms designed into mass timber connections replicate the ductility of steel in seismic events?

Design Principles

"Structural systems can leverage the inherent properties of engineered wood for robust performance in demanding applications."

This research validates the structural integrity of mass timber as a primary material for high-rise lateral load resistance, challenging the dominance of traditional steel and concrete. It opens avenues for more sustainable and potentially lighter building designs without compromising safety.

What This Means for Your Design

This study used computer models to show that tall buildings can be built with strong engineered wood panels that can resist earthquakes and strong winds, just like buildings made of concrete or steel.

How to use in your project

1.Reference this study when exploring alternative materials for structural elements in your design project, particularly if considering sustainability or weight reduction.

Add to My Project

Quick Cite

Paragraph starter

Research by Chen and Chui (2017) utilizing finite element analysis demonstrated the viability of mass timber as a primary lateral load-resisting system for high-rise buildings, suggesting that engineered wood panels can provide comparable stiffness, strength, and ductility to traditional materials like steel and concrete under seismic and wind loads.

Source

Frontiers in Built Environment

Lateral Load-Resisting System Using Mass Timber Panel for High-Rise Buildings

journal · 2017

View source

Questions About This Research

What does the research say about mass timber shear walls offer viable lateral load resistance for high-rise structures?: When designing lateral load resisting systems for high-rise buildings, consider hybrid mass timber solutions, focusing on the connection details for optimal energy dissipation. Evidence: Frontiers in Built Environment (2017).
Why does "Mass Timber Shear Walls Offer Viable Lateral Load Resistance for High-Rise Structures" matter for design?: This research validates the structural integrity of mass timber as a primary material for high-rise lateral load resistance, challenging the dominance of traditional steel and concrete. It opens avenues for more sustainable and potentially lighter building designs without compromising safety.
How can designers apply this research?: When designing lateral load resisting systems for high-rise buildings, consider hybrid mass timber solutions, focusing on the connection details for optimal energy dissipation.
What were the main findings?: The proposed hybrid lateral load resisting system using mass timber panels is suitable for high-rise buildings.. The wood-based panel-to-panel interface can be designed as the primary energy dissipation mechanism.. Mass timber offers a viable alternative to steel and concrete for lateral load resistance in tall structures.
What research method was used?: Finite Element Analysis (FEA).
How strong is the evidence?: Evidence strength is rated Strong effect, based on a 2017 journal from Frontiers in Built Environment.
What should I do differently in my next project?: Utilize advanced simulation software to model and test mass timber structural components and systems for their load-bearing capacities and dynamic responses in your design projects.
What are the limitations?: The study is based on a hypothetical building design and finite element modelling; real-world performance may vary. Specific material properties and connection behaviours were modelled based on available data.