32 results

Wood properties & strength grading

Presentation / Conference
Ridley-Ellis, D. (2022, December)
Wood properties & strength grading. Presented at James Jones & Sons Architects' and Structural Engineers' Open Day, Lockerbie
James Jones & Sons held an open day for architects and structural engineers at its flagship sawmill site in Lockerbie. "James Jones & Sons' new visitor building at its flags...

Correction of Evanescent Wave Influence on the Flexural Wave Velocity and Wavelength Estimation Based on a Mode Shape Function

Journal Article
Pantelić, F., Šumarac Pavlović, D., Mijić, M., & Ridley-Ellis, D. (2022)
Correction of Evanescent Wave Influence on the Flexural Wave Velocity and Wavelength Estimation Based on a Mode Shape Function. Archives of Acoustics, 47(4), 539-546. https://doi.org/10.24425/aoa.2022.142017
The aim of this research is to use a simple acoustic method of a very near field recording, which enables measurement and display of oscillation modes, to estimate the velocit...

The relationship between bending and tension strength of Irish and UK spruce and pine

Journal Article
Gil-Moreno, D., Ridley-Ellis, D., O'Ceallaigh, C., & Harte, A. M. (2022)
The relationship between bending and tension strength of Irish and UK spruce and pine. European Journal of Wood and Wood Products, 80, 585-596. https://doi.org/10.1007/s00107-022-01787-6
The correct characterisation of wood properties is fundamental for the best utilisation of resources. In Europe, grading is defined by strength classes that are determined bas...

Test Machine Effect in the determination of modulus of elasticity for strength-graded timber

Conference Proceeding
Gil-Moreno, D., Ridley-Ellis, D., & Harte, A. M. (2021)
Test Machine Effect in the determination of modulus of elasticity for strength-graded timber. In WCTE 2021: World Conference on Timber Engineering Proceedings
This paper investigates if the relationship between the global and local moduli of elasticity (MoE), measured in bending tests, is affected by the test machines employed, and ...

Perception and use of timber in construction: A case study of Ireland and the UK

Conference Proceeding
O'Ceallaigh, C., Gil-Moreno, D., Ridley-Ellis, D., & Harte, A. M. (2021)
Perception and use of timber in construction: A case study of Ireland and the UK. In WCTE 2021: World Conference on Timber Engineering Proceedings
A survey was carried out to examine the perception of timber in construction among industry stakeholders within northwest Europe. The survey received responses from 17 countri...

Estimating mechanical properties of clear wood from ten‐year‐old Melia azedarach trees using the stress wave method

Journal Article
Van Duong, D., & Ridley-Ellis, D. (2021)
Estimating mechanical properties of clear wood from ten‐year‐old Melia azedarach trees using the stress wave method. European Journal of Wood and Wood Products, 79(4), 941-949. https://doi.org/10.1007/s00107-021-01664-8
The objective of this study was to examine the potential of stress wave velocity (SWV) as a rapid and non-destructive method to estimate the mechanical properties of Melia aze...

A brief look at alternative species in the UK

Conference Proceeding
Adams, S. H., & Ridley-Ellis, D. J. (2021)
A brief look at alternative species in the UK. In Proceedings of the 16th Annual Meeting of the Northern European Network for Wood Science and Engineering – WSE2020 (68-70

A case study of timber demolition recycling in the UK

Conference Proceeding
Cramer, M., & Ridley-Ellis, D. (2021)
A case study of timber demolition recycling in the UK. In Proceedings of the 16th Annual Meeting of the Northern European Network for Wood Science and Engineering – WSE2020 (89-91

Analysis of a wooden specimen's mechanical properties through acoustic measurements in the very near field

Journal Article
Pantelić, F., Mijić, M., Šumarac Pavlović, D., Ridley-Ellis, D., & Dudeš, D. (2020)
Analysis of a wooden specimen's mechanical properties through acoustic measurements in the very near field. Journal of the Acoustical Society of America, 147(4), EL320-EL325. https://doi.org/10.1121/10.0001030
This paper presents the method for prediction of some basic mechanical parameters of a wood specimen by using simple instrumentation. The standard acoustic method for assessme...

The Mechanical and Resonance Assessment of Large Clear Samples of UK-Grown Beech Wood

Journal Article
Ridley-Ellis, D. (2019)
The Mechanical and Resonance Assessment of Large Clear Samples of UK-Grown Beech Wood. Pro Ligno, 15(4), 32-39
The paper presents the results of non-destructive longitudinal resonance (impulse excitation technique), and mechanical flexural testing, of a batch of European beech wood (Fa...
13 results

SIRT 2020-2021 (WP1&2)

2020 - 2021
Our research activities are focused on understanding the physical and mechanical properties of wood and how these affect its performance in different applications. Our main aim is to better understand...
Funder: Scottish Forestry | Value: £165,472

SIRT 2019-20 (WP1&2)

2019 - 2020
Our research activities are focused on understanding the physical and mechanical properties of wood and how these affect its performance in different applications. Our main aim is to better understand...
Funder: Scottish Forestry | Value: £96,000

InFutUReWood

2019 - 2022
Timber and construction research
Funder: European Commission | Value: £122,942

SIRT 2018-19 (WP1&2)

2018 - 2019
Our research activities are focused on understanding the physical and mechanical properties of wood and how these affect its performance in different applications. Our main aim is to better understand...
Funder: Scottish Forestry | Value: £99,000

SIRT WP2 2017-18

2017 - 2018
Timber grading standards support ensuring standards are good for the domestic timber industries, and supporting industry in using them
Funder: Scottish Forestry | Value: £42,500

SIRT WP1 2017-18

2017 - 2018
Applied research and knowledge transfer addressing industry needs – as set out by the SIRT management board. This includes providing information and advice to industry sponsors
Funder: Scottish Forestry | Value: £107,500

Extractives database support

2017 - 2018
Maintenance and hosting of website database developed in previous project
Funder: Scottish Forestry | Value: £3,000

Appearance grading Scots pine timber for joinery

2016 - 2017
This one year project will undertake a literature review and physical testing of Scots pine logs and boards. The aim of the project is to develop a predictive model of the knot characteristics of boar...
Funder: The Research Funding Council of Norway | Value: £28,000

Mobility grant with Ukrainian National Forestry University

2016 - 2017
British Council "Mobility Grant for Leadership Development Project". Funds visit by 6 persons from Ukraine to Edinburgh to seek potential collaborations in education and work based learning.
Funder: British Council | Value: £7,200

Extractive components of Scottish roundwood

2015 - 2015
To investigate the extractives that are available in Sitka sprice, Scots pine and hybrid larch. To understand how the extractives vary between crop parts e.g. heartwood, bark, stumps, brash and thinni...
Funder: Scottish Forestry | Value: £15,623