Research explorer tool

25 results

Alternative UK timber species

Book Chapter
Adams, S., & Ridley-Ellis, D. (2021)
Alternative UK timber species. In Timber 2021 Industry Yearbook (104-111). High Wycombe: TRADA
Steven Adams and Dan Ridley-Ellis discuss the findings of a recent research project into the properties and potential uses of lesser-used species in the UK.

Grade in Britain: enabling a wider range of home grown species

Book Chapter
Ridley-Ellis, D. (2021)
Grade in Britain: enabling a wider range of home grown species. In Timber 2020 Industry Yearbook (132-137). High Wycombe: TRADA
Dan Ridley-Ellis summarises the different home-grown species currently available, and looks to the future of strength grading for an increasingly wide range of species.

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. (in press)
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, 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...

The suitability of home grown timber for construction

Other
Ridley-Ellis, D. (2020)
The suitability of home grown timber for construction. https://www.confor.org.uk/media/2678074/ftn-dec-20.pdf
Dan Ridley-Ellis, Edinburgh Napier University, debugs myths about the quality of home-grown, construction-grade timbers.

Some awkward questions about density

Conference Proceeding
Ridley-Ellis, D., & Cramer, M. (2020)
Some awkward questions about density. In Timber 2020 Conference Proceedings. , (99-110
There are several different concepts of wood density, such as specific gravity, basic density, dry density, and oven dry density. These are often confusing, and sometimes poor...

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...

Quantification of chemical changes taking place in spruce wood structure following long period thermal treatment

Presentation / Conference
Popescu, C., Ridley-Ellis, D., & Popescu, M. (2019, August)
Quantification of chemical changes taking place in spruce wood structure following long period thermal treatment. Paper presented at 2DCOS-10, The 10th International Symposium on Two-dimensional Correlation Spectroscopy, Changchun, China
Wood is a natural composite polymer containing different amounts of cellulose, lignin and hemicelluloses and some other low molecular compounds (i.e. extractives). Due to its ...

Timber grading potential of Douglas fir in the Republic of Ireland and the UK

Journal Article
Gil-Moreno, D., Ridley-Ellis, D., & Harte, A. (2019)
Timber grading potential of Douglas fir in the Republic of Ireland and the UK. International Wood Products Journal, 10(2), 64-69. https://doi.org/10.1080/20426445.2019.1617984
Results of the recently approved machine control grading settings for Douglas fir in the Republic of Ireland and the UK have shown that the species can be graded to C18, and h...

Lesser-used UK-grown timber

Book Chapter
Ridley-Ellis, D. (2019)
Lesser-used UK-grown timber. In TRADA Timber Industry Yearbook 2019, 200-205
Daniel Ridley-Ellis looks at the grading properties of different species in comparison with the highly commercial Sitka spruce.
11 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: £165,522

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

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

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

Innovative Glulam timber composites

2015 - 2021
To investigate the timber and glulam thermal and moisture impacts to the composite effects, to study the different possibilities of combining the timber and bamboo materials and propose innovative way...
Funder: ENU Development Trust | Value: £30,000

Timber grading standards support (Workpackage 2)

2014 - 2018
Provide support to the forest industry through representation on various GB and European committees, and to provide dissemination and facilitate events to the sawmill industy.
Funder: Scottish Forestry | Value: £130,000

Larch grading setting

2014 - 2015
To create approved settings for existing x-ray and acoustic grading machines for British larch whilst creating knowledge on dimensional tolerance and creating a subset of sample resource for Proof of ...
Funder: Scottish Forestry | Value: £105,000