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Determination of shear modulus of wood joists from torsion tests and relationship with modulus of elasticity (2018)
Presentation / Conference Contribution
Khokhar, A., & Zhang, J. (2018, August). Determination of shear modulus of wood joists from torsion tests and relationship with modulus of elasticity. Presented at World Conference on Timber Engineering, Seoul, Republic of Korea

This paper presents the work that was undertaken to use torsion tests to evaluate the shear modulus of wood joists. The relationship of the shear modulus with modulus of elasticity, obtained from bending tests, was examined. Testing standard EN408 h... Read More about Determination of shear modulus of wood joists from torsion tests and relationship with modulus of elasticity.

High-shear rate rheometry of micro-nanofibrillated cellulose (CMF/CNF) suspensions using rotational rheometer (2018)
Journal Article
Vadodaria, S. S., Onyianta, A. J., & Sun, D. (2018). High-shear rate rheometry of micro-nanofibrillated cellulose (CMF/CNF) suspensions using rotational rheometer. Cellulose, 25(10), 5535-5552. https://doi.org/10.1007/s10570-018-1963-4

Suspensions of cellulose micro- and nanofibrils are widely used in coatings, fibre spinning, 3D printing and as rheology modifiers where they are frequently exposed to shear rates > 104 s−1, often within small confinements. High-shear rate rheologica... Read More about High-shear rate rheometry of micro-nanofibrillated cellulose (CMF/CNF) suspensions using rotational rheometer.

Automatic code compliance with multi-dimensional data fitting in a BIM context (2018)
Journal Article
Patlakas, P., Livingstone, A., Hairstans, R., & Neighbour, G. (2018). Automatic code compliance with multi-dimensional data fitting in a BIM context. Advanced engineering informatics, 38, 216-231. https://doi.org/10.1016/j.aei.2018.07.002

BIM-based tools can contribute to addressing some of the challenges faced by structural engineering practitioners. A BIM-based framework for the development of components that deliver Automatic Code Compliance (ACC) is presented. The structural desig... Read More about Automatic code compliance with multi-dimensional data fitting in a BIM context.

Mass Retrofitting of an Energy Efficient Low Carbon Zone (2018)
Thesis
Oye, T. T. Mass Retrofitting of an Energy Efficient Low Carbon Zone. (Thesis). Edinburgh Napier University. http://researchrepository.napier.ac.uk/Output/1500115

By way of urban morphology, the design, layout and texture of district centres, neighbourhoods and buildings have as much a bearing on levels of energy consumption and rates of carbon emission as either buildings or their occupation: these recent dis... Read More about Mass Retrofitting of an Energy Efficient Low Carbon Zone.

The daily cycle of moisture content expansion and contraction in UK-grown Sitka spruce trees (2018)
Presentation / Conference Contribution
Adams, S., & Ridley-Ellis, D. (2018, June). The daily cycle of moisture content expansion and contraction in UK-grown Sitka spruce trees. Paper presented at Timber 2018

The diameter of five dominant Sitka spruce (Picea sitchensis) trees at Griffin Forest (near Aberfeldy, Scotland) were monitored at two minute intervals with dendrometers between April 2008 and October 2012. This experiment was designed to investigate... Read More about The daily cycle of moisture content expansion and contraction in UK-grown Sitka spruce trees.

Sustainable Communities Premanufactured from Wood (2018)
Presentation / Conference Contribution
Duncheva, M., Calcagno, C., & Hairstans, R. (2018, June). Sustainable Communities Premanufactured from Wood. Poster presented at Timber 2018

The UK produces high quantities of softwood timber through forestry plantations concentrated in Scotland, however this resource is currently under-used and its full potential for application in construction is still to be realized. However, the focus... Read More about Sustainable Communities Premanufactured from Wood.

Strength grading of timber in the UK in 2018 (2018)
Presentation / Conference Contribution
Ridley-Ellis, D. (2018, June). Strength grading of timber in the UK in 2018. Paper presented at Timber 2018, London

This paper summarises the state-of-the-art of strength grading of UK-grown timber. It lists the following information along with the primary references: visual grading grades and strength class assignments; grading machines with approved settings for... Read More about Strength grading of timber in the UK in 2018.

Briefing: BS 8001 and the built environment: a review and critique (2018)
Journal Article
Pomponi, F., & Moncaster, A. (2018). Briefing: BS 8001 and the built environment: a review and critique. Proceedings of the ICE - Engineering Sustainability, 1-4. https://doi.org/10.1680/jensu.17.00067

The BSI has recently published the world’s first standard on the Circular Economy. The standard is intentionally broad and inclusive to suit all types of organisations and products. However, when it comes to complex products such as buildings – with... Read More about Briefing: BS 8001 and the built environment: a review and critique.

Why method matters: temporal, spatial and physical variations in LCA and their impact on choice of structural system (2018)
Journal Article
Moncaster, A., Pomponi, F., Symons, K., & Guthrie, P. (2018). Why method matters: temporal, spatial and physical variations in LCA and their impact on choice of structural system. Energy and Buildings, https://doi.org/10.1016/j.enbuild.2018.05.039

Life Cycle Assessment (LCA) is increasingly used as an early-stage design-decision tool to support choices of structural system. However LCA modellers must first make numerous methodological decisions, and the resultant wide variations in approach ar... Read More about Why method matters: temporal, spatial and physical variations in LCA and their impact on choice of structural system.

Impulse excitation measurement of small changes in elastic moduli and damping using R (2018)
Journal Article
Ridley-Ellis, D., Libeau, M., & Mignerat, D. (2018). Impulse excitation measurement of small changes in elastic moduli and damping using R. International Wood Products Journal, 1-6. https://doi.org/10.1080/20426445.2018.1475928

Impulse excitation is commonly used to assess wood stiffness in both scientific and industrial settings. Modes of vibration are excited by a mechanical impulse and their resonant frequencies measured to calculate elastic moduli. It is also possible t... Read More about Impulse excitation measurement of small changes in elastic moduli and damping using R.

Carbon mitigation in the built environment: an input-output analysis of building materials and components in the UK (2018)
Presentation / Conference Contribution
Pomponi, F., & D'Amico, B. (2018, April). Carbon mitigation in the built environment: an input-output analysis of building materials and components in the UK. Presented at 25th CIRP Life Cycle Engineering (LCE) Conference, Copenhagen, Denmark

The circular economy has set out a new paradigm for a much
needed shift from eco-efficiency to eco-effectiveness. Buildings are top contributor globally for resource use and waste creation. Therefore, any improvement in an effective use of building... Read More about Carbon mitigation in the built environment: an input-output analysis of building materials and components in the UK.

Sustainability tool to optimise material quantities of steel in the construction industry (2018)
Presentation / Conference Contribution
D'Amico, B., & Pomponi, F. (2018, April). Sustainability tool to optimise material quantities of steel in the construction industry. Presented at 25th CIRP Life Cycle Engineering (LCE) Conference, Copenhagen, Denmark

The steel industry is arguably one of the most pollutant manufacturing sectors. The vast majority of steel produced worldwide is employed by the construction industry, mostly under the form of profile members for structural use, and it is primarily u... Read More about Sustainability tool to optimise material quantities of steel in the construction industry.

Numerical investigation for optimizing segmented micro-channel heat sink by Taguchi-Grey method (2018)
Journal Article
Naqiuddin, N. H., Saw, L. H., Yew, M. C., Yusof, F., Poon, H. M., Cai, Z., & Thiam, H. S. (2018). Numerical investigation for optimizing segmented micro-channel heat sink by Taguchi-Grey method. Applied Energy, 222, 437-450. https://doi.org/10.1016/j.apenergy.2018.03.186

• Novel segmented micro-channel heat sink has been designed. • CFD models have been developed to simulate the performance of the segmented micro-channel. • Enhanced the cooling performance of the straight micro-channel. • Optimizing the segmented mic... Read More about Numerical investigation for optimizing segmented micro-channel heat sink by Taguchi-Grey method.

TG1/201804/25rev Derivation of MTG grading machine settings for Douglas fir (IE & GB, C classes) (2018)
Report
Ridley-Ellis, D., & Gil-Moreno, D. (2018). TG1/201804/25rev Derivation of MTG grading machine settings for Douglas fir (IE & GB, C classes). Ljubljana: WoodProps for Ireland project

Grading machines
MTG 960
mtgBATCH 962 mtgBATCH 966
MTG 920
mtgBATCH 922
mtgBATCH 926

Douglas fir (Pseudotsuga menziesii)
(PSMN)

Permitted timber sizes
Thickness: 33 mm to 84 mm
Width: 68 mm to 248 mm

C35/16
C27/16,
C24/C16, C24/14... Read More about TG1/201804/25rev Derivation of MTG grading machine settings for Douglas fir (IE & GB, C classes).

Mass Customisable Roofing Solutions for the New Build and Retrofit Markets in the UK (2018)
Presentation / Conference Contribution
Plowas, W., Hairstans, R., & Felingham, J. (2018, March). Mass Customisable Roofing Solutions for the New Build and Retrofit Markets in the UK. Presented at Modular and Offsite Construction Summit

Major house builders and contractors in the UK are seeking alternative solutions to form the structural frame of pitched roofs for various reasons; speed, health and safety, quality ease of use. They are exploring the use of offsite systems, which ar... Read More about Mass Customisable Roofing Solutions for the New Build and Retrofit Markets in the UK.

The merits of varying forms of mass timber products for offsite and modular construction (2018)
Presentation / Conference Contribution
Hairstans, R., Smith, R., & Wilson, P. (2018, March). The merits of varying forms of mass timber products for offsite and modular construction. Presented at Modular and Offsite Construction Summit

Mass timber is a family of Solid Laminate Timber Systems (SLTS) formed from smaller sections of timber connected by glue, mechanical fixings, moisture movement or a combination of methods. These products, which include Structural Composite Lumber, G... Read More about The merits of varying forms of mass timber products for offsite and modular construction.

Accuracy and reliability: a computational tool to minimise steel mass and carbon emissions at early-stage structural design (2018)
Journal Article
D’Amico, B., & Pomponi, F. (2018). Accuracy and reliability: a computational tool to minimise steel mass and carbon emissions at early-stage structural design. Energy and Buildings, 168, 236-250. https://doi.org/10.1016/j.enbuild.2018.03.031

Building structures often represent the element with the largest mass in a building project, with significant effects on the buildings life cycle environmental impacts. Amongst structural materials, steel is characterised by its suitability to a larg... Read More about Accuracy and reliability: a computational tool to minimise steel mass and carbon emissions at early-stage structural design.

Realising the affective potential of patents: a new model of database interpretation for user-centred design (2018)
Journal Article
Wodehouse, A., Vasantha, G., Corney, J., Jagadeesan, A., & MacLachlan, R. (2018). Realising the affective potential of patents: a new model of database interpretation for user-centred design. Journal of Engineering Design, 29(8-9), 484-511. https://doi.org/10.1080/09544828.2018.1448056

This research sets out a new interpretation of the patent database using affective design parameters. While this resource contains a vast quantity of technical information, its extraction and use in practical design settings is extremely challenging.... Read More about Realising the affective potential of patents: a new model of database interpretation for user-centred design.