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VisiSize Particle Characterisation Applications & Industries

Browse our Applications by Industries

Academia / R&D

Oxford Lasers’ VisiSize systems provide advanced imaging technology to provide real-time droplet and particle sizing information for insight into applied atmospheric research:

  • Cloud Research
  • Sea Spray Research
Mohammadi M, et al. Lab measurement of cloud droplets size/velocity distributions with shadowgraph imaging technique. Geophysical Research Abstracts Vol. 20, EGU2018-15164-1, 2018
Mohammadi M et al. Institute of Geophysics, Faculty of Physics, University of Warsaw, Warsaw, Poland, Max Planck Institute for Dynamics and Self-Organization, Göttingen, Germany
2021 Nowak J et al – App of D30 for cloud microphysic measurements AMT-14-2615-2021
Yue Jin, Fan-Bill Cheung, Koroush Shirvan, Stephen M. Bajorek, Kirk Tien, Chris L. Hoxie, Development of a droplet breakup model for dry spacer grid in the dispersed flow film boiling regime during reflood transients, International Journal of Heat and Mass Transfer, Volume 143, 2019, 118544, ISSN 0017-310,
2020 Wilbur et al – MRI monitoring of sea spray freezing Journal of magnetic resonance

Oxford Lasers’ VisiSize systems provide advanced imaging technology to provide real-time droplet and particle sizing information for insight into nuclear engineering research including Venturi Scrubbers.

Kihwan Kim, Byung-Jae Kim, Hae-Seob Choi, Sang-Ki Moon, Chul-Hwa Song, Effect of a blockage length on the coolability during reflood in a 2×2 rod bundle with a 90% partially blocked region, Nuclear Engineering and Design, Volume 312, 2017 Pages 248-255,
Bao-Wen Yang, Stephen M. Bajorek, Yue Jin, Fan-Bill Cheung, Progress in reflood thermal hydraulics studies in the past 40 years, Nuclear Engineering and Design, Volume 376, 2021, 111073, ISSN 0029-5493,

Oxford Lasers’ VisiSize systems provide advanced imaging technology to provide real-time droplet and particle sizing information for insight into spray characterisation. 

Ju, D., Shrimpton, J.S. and Hearn, A. (2012), A Multi-Thresholding Algorithm for Sizing out of Focus Particles. Part. Part. Syst. Charact., 29: 78-92.
Mohammadi M, et al. Lab measurement of cloud droplets size/velocity distributions with shadowgraph imaging technique. Geophysical Research Abstracts Vol. 20, EGU2018-15164-1, 2018
Mohammadi M et al. Institute of Geophysics, Faculty of Physics, University of Warsaw, Warsaw, Poland, Max Planck Institute for Dynamics and Self-Organization, Göttingen, Germany
2021 Nowak J et al – App of D30 for cloud microphysic measurements AMT-14-2615-2021
Yue Jin, Fan-Bill Cheung, Koroush Shirvan, Stephen M. Bajorek, Kirk Tien, Chris L. Hoxie, Development of a droplet breakup model for dry spacer grid in the dispersed flow film boiling regime during reflood transients, International Journal of Heat and Mass Transfer, Volume 143, 2019, 118544, ISSN 0017-310,
2020 Wilbur et al – MRI monitoring of sea spray freezing Journal of magnetic resonance
Kihwan Kim, Byung-Jae Kim, Hae-Seob Choi, Sang-Ki Moon, Chul-Hwa Song, Effect of a blockage length on the coolability during reflood in a 2×2 rod bundle with a 90% partially blocked region, Nuclear Engineering and Design, Volume 312, 2017 Pages 248-255,
Bao-Wen Yang, Stephen M. Bajorek, Yue Jin, Fan-Bill Cheung, Progress in reflood thermal hydraulics studies in the past 40 years, Nuclear Engineering and Design, Volume 376, 2021, 111073, ISSN 0029-5493,
Ju, D., Shrimpton, J.S. and Hearn, A. (2012), A Multi-Thresholding Algorithm for Sizing out of Focus Particles. Part. Part. Syst. Charact., 29: 78-92.

Agrochemical

Insight into spray quality is essential to the agrochemical sector both for an economic advantage as well as for environmental requirements. Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation, spray drift and product optimisation. Read more on our agrochemical application page

Annika Ehmke, Andreas Melfsen, Jens Karl Wegener & Eberhard Hartung (2023) Influence of the urease inhibitor suspension (Atmowell®) on the fluorescent dye pyranine and its spray and drift behavior in wind tunnel measurements, Journal of Environmental Science and Health, Part B, 58:3, 210-216, DOI: 10.1080/03601234.2023.2177463
Butler Ellis MC, Miller PCH A drift Model for assessment of ground deposits from boom sprayers 2010 Pittsburgh, Pennsylvania, June 20 – June 23, 2010 1009781.(doi:10.13031/2013.29990)
Poppa, L., Palm, K., Schramm, F., Frerichs, L., Tomforde, M., Kämpfer, C., & Wegener, J. K. (2023). Modelling a spray fan of a crop protection sprayer nozzle with the discrete element method. Agricultural Engineering, 78(2). https://doi.org/10.15150/lt.2023.3289
Dunne, J. B., Grant, S. L., Golus, J. A., Perine, J. W., Wolf, S., Winchell, M., Ledson, T. M., & Whenham, I. (2023). Measuring and preliminary modeling of drift interception by plant species. Journal of Environmental Quality, 52, 641– 651. https://doi.org/10.1002/jeq2.20472
2021 Ranjan R – Spatial Distribution of Spray from a Solid Set Canopy Delivery System in a High-Density Apple Orchard Retrofitted with Modified Emitters
Moraes E., et al., Potential risk of drift from inclined fan nozzles., DOI: http://dx.doi.org/10.1590/1807-1929/agriambi.v23n3p229-233

Nozzle manufacturers use droplet characterisation analysis for design development. Our VisiSize systems enable manufacturers to understand the effect the nozzle design has on the product being sprayed. We provide easy to acquire and accurate spray analysis which supports manufacturers’ ability to recommend correct nozzle type and size according to the product being sprayed, correct combination of products and nozzles as well as impact of nozzle combinations and tank mix on spray quality. Read more on our agrochemical application page

2020 Cunha J et al Performance of AI nozzles models under diofferent operating conditions
FRANCA, Jorge A. L.; CUNHA, João P. A. R. da and ANTUNIASSI, Ulisses R..SPECTRUM AND VELOCITY OF DROPLETS OF SPRAY NOZZLES WITH AND WITHOUT AIR INDUCTION. Eng. Agríc. [online]. 2018, vol.38, n.2 [cited 2018-06-08], pp.232-237.
Ferguson. J. et al., Effect of nozzle type selection on prickly sida (Sida spinosa L.) and barnyardgrass (Echinochloa crus-galli (L.) P. Beauv.) control in Mississippi cotton (Gossypium hirsutum) Vol. 62, No. 1: 93–101, 2022 DOI: 10.24425/jppr.2022.140300
2020 Guler H etal Spray Charact of Rotary Micro Sprinkler Nozzles used in Orchard pesticide delivery ASABE Vol 63 1845-1853 20202020

Our portable VisiSize P15+ portable sizing system has been used out in the field for drone spray assessments. Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation, spray drift and product optimisation. Read our agrochemical application page

Agrochemical manufacturers use our VisiSize droplet characterisation systems as part of their educational programs and good stewardship initiatives. Our VisiSize P15+ droplet sizing system is portable and brought directly to customers’ sites for hands-on demonstrations. Our systems provide real-time visualisation of particles to demonstrate spray drift and the effect of changing operating conditions on spray quality as well as on formulation. Our instruments are easy-to-use, powerful educational tools for manufacturers to ensure better product use.  Read more on our agrochemical application page

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation for insight into product optimisation in formulation. Read more on our agrochemical application page

2020 Broster KL MSc Thesis – Optimizing weed control in Mississippi peanut (Arachis hypogaea L.) through improved herbicide programs and application technology selection

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation for insight into product optimisation with adjuvants and tank mix. Read more on our agrochemical application page

Jose E et al., Spray retention on coffee leaves associated with type and concentration of adjuvants Doi: http://dx.doi.org/10.1590/1809-4430-Eng.Agric.v39n5p623-629/2019
Landim. T., et al., INTERACTIONS BETWEEN ADJUVANTS AND THE FUNGICIDE AZOXYSTROBIN+BENZOVINDIFLUPYR IN HYDRAULIC SPRAYING Doi: http://dx.doi.org/10.1590/1809-4430-Eng.Agric.v39n5p600-606/2019
2020 Panini et al Velocity Brazil 3815-Texto do artigo-16744-1-10-20200807

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation, spray drift and product optimisation. Read our agrochemical application page

Anura P. Rathnayake, Abhilash K. Chandel, Mark J. Schrader, Gwen A. Hoheisel, Lav R. Khot, Spray patterns and perceptive canopy interaction assessment of commercial airblast sprayers used in Pacific Northwest perennial specialty crop production, Computers and Electronics in Agriculture, Volume 184, 2021, 106097, ISSN 0168-1699,
Rajeev Sinha, Rakesh Ranjan, Lav R. Khot, Gwen-Alyn Hoheisel, Matthew J. Grieshop, Comparison of within canopy deposition for a solid set canopy delivery system (SSCDS) and an axial–fan airblast sprayer in a vineyard,Crop Protection, Volume 132, 2020,105124, ISSN 0261-2194

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation, spray drift and product optimisation. Read our agrochemical application page

Carvalho, Fernando & Chechetto, Rodolfo & Augusto Barbieri Mota, Alisson & Rocha Antuniassi, Ulisses. (2017). Characteristics and Challenges of Pesticide Spray Applications in Mato Grosso, Brazil. Outlooks on Pest Management. 28. 4-6. 10.1564/v28_feb_02.

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation, spray drift and product optimisation. Read our agrochemical application page

Xiao L. Zhu H. Wallhead M. Horst L. Ling P. Krause C. R. CHARACTERIZATION OF BIOLOGICAL PESTICIDE DELIVERIES THROUGH HYDRAULIC NOZZLES Vol. 61(3): 897-908 2018 American Society of Agricultural and Biological Engineers
Annika Ehmke, Andreas Melfsen, Jens Karl Wegener & Eberhard Hartung (2023) Influence of the urease inhibitor suspension (Atmowell®) on the fluorescent dye pyranine and its spray and drift behavior in wind tunnel measurements, Journal of Environmental Science and Health, Part B, 58:3, 210-216, DOI: 10.1080/03601234.2023.2177463
Butler Ellis MC, Miller PCH A drift Model for assessment of ground deposits from boom sprayers 2010 Pittsburgh, Pennsylvania, June 20 – June 23, 2010 1009781.(doi:10.13031/2013.29990)
Poppa, L., Palm, K., Schramm, F., Frerichs, L., Tomforde, M., Kämpfer, C., & Wegener, J. K. (2023). Modelling a spray fan of a crop protection sprayer nozzle with the discrete element method. Agricultural Engineering, 78(2). https://doi.org/10.15150/lt.2023.3289
Dunne, J. B., Grant, S. L., Golus, J. A., Perine, J. W., Wolf, S., Winchell, M., Ledson, T. M., & Whenham, I. (2023). Measuring and preliminary modeling of drift interception by plant species. Journal of Environmental Quality, 52, 641– 651. https://doi.org/10.1002/jeq2.20472
2021 Ranjan R – Spatial Distribution of Spray from a Solid Set Canopy Delivery System in a High-Density Apple Orchard Retrofitted with Modified Emitters
Moraes E., et al., Potential risk of drift from inclined fan nozzles., DOI: http://dx.doi.org/10.1590/1807-1929/agriambi.v23n3p229-233
2020 Cunha J et al Performance of AI nozzles models under diofferent operating conditions
FRANCA, Jorge A. L.; CUNHA, João P. A. R. da and ANTUNIASSI, Ulisses R..SPECTRUM AND VELOCITY OF DROPLETS OF SPRAY NOZZLES WITH AND WITHOUT AIR INDUCTION. Eng. Agríc. [online]. 2018, vol.38, n.2 [cited 2018-06-08], pp.232-237.
Ferguson. J. et al., Effect of nozzle type selection on prickly sida (Sida spinosa L.) and barnyardgrass (Echinochloa crus-galli (L.) P. Beauv.) control in Mississippi cotton (Gossypium hirsutum) Vol. 62, No. 1: 93–101, 2022 DOI: 10.24425/jppr.2022.140300
2020 Guler H etal Spray Charact of Rotary Micro Sprinkler Nozzles used in Orchard pesticide delivery ASABE Vol 63 1845-1853 20202020
2020 Broster KL MSc Thesis – Optimizing weed control in Mississippi peanut (Arachis hypogaea L.) through improved herbicide programs and application technology selection
Jose E et al., Spray retention on coffee leaves associated with type and concentration of adjuvants Doi: http://dx.doi.org/10.1590/1809-4430-Eng.Agric.v39n5p623-629/2019
Landim. T., et al., INTERACTIONS BETWEEN ADJUVANTS AND THE FUNGICIDE AZOXYSTROBIN+BENZOVINDIFLUPYR IN HYDRAULIC SPRAYING Doi: http://dx.doi.org/10.1590/1809-4430-Eng.Agric.v39n5p600-606/2019
2020 Panini et al Velocity Brazil 3815-Texto do artigo-16744-1-10-20200807
Anura P. Rathnayake, Abhilash K. Chandel, Mark J. Schrader, Gwen A. Hoheisel, Lav R. Khot, Spray patterns and perceptive canopy interaction assessment of commercial airblast sprayers used in Pacific Northwest perennial specialty crop production, Computers and Electronics in Agriculture, Volume 184, 2021, 106097, ISSN 0168-1699,
Rajeev Sinha, Rakesh Ranjan, Lav R. Khot, Gwen-Alyn Hoheisel, Matthew J. Grieshop, Comparison of within canopy deposition for a solid set canopy delivery system (SSCDS) and an axial–fan airblast sprayer in a vineyard,Crop Protection, Volume 132, 2020,105124, ISSN 0261-2194
Carvalho, Fernando & Chechetto, Rodolfo & Augusto Barbieri Mota, Alisson & Rocha Antuniassi, Ulisses. (2017). Characteristics and Challenges of Pesticide Spray Applications in Mato Grosso, Brazil. Outlooks on Pest Management. 28. 4-6. 10.1564/v28_feb_02.
Xiao L. Zhu H. Wallhead M. Horst L. Ling P. Krause C. R. CHARACTERIZATION OF BIOLOGICAL PESTICIDE DELIVERIES THROUGH HYDRAULIC NOZZLES Vol. 61(3): 897-908 2018 American Society of Agricultural and Biological Engineers

Atmospheric Research

Oxford Lasers’ VisiSize systems provide advanced imaging technology to provide real-time droplet and particle sizing information for insight into applied atmospheric research.

Mohammadi M, et al. Lab measurement of cloud droplets size/velocity distributions with shadowgraph imaging technique. Geophysical Research Abstracts Vol. 20, EGU2018-15164-1, 2018
Mohammadi M et al. Institute of Geophysics, Faculty of Physics, University of Warsaw, Warsaw, Poland, Max Planck Institute for Dynamics and Self-Organization, Göttingen, Germany
2021 Nowak J et al – App of D30 for cloud microphysic measurements AMT-14-2615-2021
Yue Jin, Fan-Bill Cheung, Koroush Shirvan, Stephen M. Bajorek, Kirk Tien, Chris L. Hoxie, Development of a droplet breakup model for dry spacer grid in the dispersed flow film boiling regime during reflood transients, International Journal of Heat and Mass Transfer, Volume 143, 2019, 118544, ISSN 0017-310,

Oxford Lasers’ VisiSize systems provide advanced imaging technology to provide real-time droplet and particle sizing information for insight into applied atmospheric research.

2020 Wilbur et al – MRI monitoring of sea spray freezing Journal of magnetic resonance

Automotive

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation and product optimisation. 

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation and product optimisation. 

Nozzle manufacturers use droplet characterisation analysis for design development. Our VisiSize systems enable manufacturers to understand the effect the nozzle design has on the product being sprayed. We provide easy to acquire and accurate spray analysis which supports manufacturers’ ability to recommend correct nozzle type and size according to the product being sprayed, correct combination of products and nozzles as well as impact of nozzle combinations on spray quality.  

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation and product optimisation.
Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation and product optimisation.
Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation and product optimisation.

Ballistics

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet and particle sizing and velocity information for understanding the behaviour of particles in flight. Read our Energetics and Ballistics Events page.

Cosmetics

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation and product optimisation.

Cooling Towers

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding droplet and particle behaviour. Cooling towers introduce large amounts of material into the atmosphere. This evaporation process releases particulates into the atmosphere with increased risk of negative outcomes such as corrosion, icing, and waterborne diseases including transmission of legionella bacteria. The monitoring of the volume flux with VisiSize systems enables the assessment of the emissions and optimisation of the system. Several advantages of the VisiSize P15+ system for monitoring cooling tower emissions includes its IP67 rating which enables the operation of the system in the 100% humidity environment. The 25 meter cables between the system and the laptop enable easy deployment of the system in an otherwise difficult monitoring location.  Read our Cooling Tower Emissions page.
Minchaca J. Castillejosw AH, An Experimental and Computational Study of the Fluid Dynamics of Dense Cooling Air-Mists”, in Advanced Fluid Dynamics. London, United Kingdom: IntechOpen, 2012 [Online]. Available: https://www.intechopen.com/chapters/31569 doi: 10.5772/25952

Energetics

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet and particle sizing and velocity information for understanding the behaviour of particles in flight in energetic and ballistic events. Read our Energetics and Ballistics Events page. 

Fire Suppression

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation and effectiveness of sprinkling systems.

Nozzle manufacturers use droplet characterisation analysis for design development. Our VisiSize systems enable manufacturers to understand the effect the nozzle design has on the product being sprayed. We provide easy to acquire and accurate spray analysis which supports manufacturers’ ability to recommend correct nozzle type and size according to the product being sprayed, correct combination of products and nozzles as well as impact of nozzle combinations on spray quality and consistency in the evaluation of:

  • Pressure fog nozzles
  • Handheld fog nozzles
  • TA fog fighter nozzle
  • Cutting extinguisher development
  • Water mist nozzle
Harshad Shrigondekar, Arindrajit Chowdhury, S.V. Prabhu, Characterization of a simplex water mist nozzle and its performance in extinguishing liquid pool fire, Experimental Thermal and Fluid Science, Vol 93 2018

Food and Beverage

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet and particle sizing information for understanding spray characterisation and product optimisation including spray dried coatings in the food industry.

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet and particle sizing information for understanding spray characterisation and product optimisation including flavourings in the food industry. Within the snack food industry, flavourings are applied to products through the application of oil to the product. There are a number of factors that dictate the formulation and application methodology. The VisiSize P15+ enables the optimisation of the application parameters, e.g. nozzle type, pressure, flow rate, formulation. VisiSize systems allow you to understand the volume flux which is critical for optimisation in flavouring applications.

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet and particle sizing information for understanding spray characterisation and product optimisation including spray drying in the baby food industry. The VisiSize N60 has been applied to the atomiser nozzle testing for the development work for baby milk powder production. The short pulse of the VisiSize N60 (<7 ns) and intensity of the laser light of the VisiSize system enables the capture of blur free images of the small high-velocity droplets in these particularly dense sprays.

Fuels

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation and product optimisation. 

Publication: Heenan T. M. M. Lu X. Finegan D. P. Robinson J. Lacoviello F. Bailey J. J. Brett D. J. L. Shearing P. R. Evaluating microstructure evolution in an SOFC electrode using digital volume correlation. Sustainable Energy Fuels, 2018,2, 2625-2635

Heating

Manufacturing

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation.

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding droplet and particle behaviour in monitoring drift emissions from cooling towers. Cooling towers introduce large amounts of material into the atmosphere. This evaporation process releases particulates into the atmosphere with increased risk of negative outcomes such as corrosion, icing, and waterborne diseases including transmission of legionella bacteria. The monitoring of the volume flux with VisiSize systems enables the assessment of the emissions and optimisation of the system. Several advantages of the VisiSize P15+ system for monitoring cooling tower emissions includes its IP67 rating which enables the operation of the system in the 100% humidity environment. The 25 meter cables between the system and the laptop enable easy deployment of the system in an otherwise difficult monitoring location.  Read our Cooling Tower Emissions page.

Minchaca J. Castillejosw AH, An Experimental and Computational Study of the Fluid Dynamics of Dense Cooling Air-Mists”, in Advanced Fluid Dynamics. London, United Kingdom: IntechOpen, 2012 [Online]. Available: https://www.intechopen.com/chapters/31569 doi: 10.5772/25952

Oil sprays are routinely applied for the cooling and lubrication of CNC machines where the actions of cutting, milling and shaping are taking place. When the parts in the manufacturing process are of high value these oils can be expensive. Therefore in order to reduce the cost of production the optimisation of the spray is critical. This is achieved through optimisation of the volume flux under operational conditions. 

Oxford Lasers’ VisiSize sizing systems provide the solution through real-time droplet sizing information to understand spray characterisation including oil sprays in manufacturing.

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide insight into steel production cooling process. It is important as the quality of the final product is dictated to a large degree by the cooling process applied. The Class 1 nature of the VisiSize N60 enables use of the system in the production area. The measurement of droplet size and velocity (droplet size range 1-250 μm and velocity range of 2-60 m/s) enables the optimisation of the volume flux applied to the steel slab in the cooling process. 

2020 Ma H et al – Numerical Development of Heat Transfer Coefficient Correlation for Spray Cooling in Continuous Casting fmats-07-577265
Huerta L., M.E., Mejía G., M.E. & Castillejos E., A.H. Metall and Materi Trans B (2016) 47: 1409. doi:10.1007/s11663-015-0537-1
Melecio de León B., Mario E. Huerta L. and A. Humberto Castillejos E. The Fluid-Dynamic Characteristics and Impinging Behavior of Air-Mists used for Secondary Cooling of Thin Slabs, AISTech 2015 Proceedings
Minchaca M, J.I., Castillejos E, A.H. & Acosta G, F.A. Size and Velocity Characteristics of Droplets Generated by Thin Steel Slab Continuous Casting Secondary Cooling Air-Mist Nozzles. Metall Mater Trans B 42, 500–515 (2011). https://doi.org/10.1007/s11663-011-9501-x

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for the assessment of ultrasonic nozzles used in semiconductor, electronics, nanomaterials,  and other industries utilising ultrasonic spray processes to apply photoresistant coatings to their products.

Ultrasonic spray nozzles are defined by their ability to generate fine low velocity mists of liquid. This is achieved with high frequency sound waves. Clogging can be an issue and monitoring it is critical.  In addition, photoresist coatings involve different mixtures of solvents with light sensitive polymers. It is critical which solvent you use in terms of the volatility as the amount of solid particles you have in the solution (solvents) changes as the spray moves from the nozzle to the substrate. Oxford Lasers’ VisiSize P15+ system can provide assessment of the nozzles to analyse the number and reason for the occurrence of larger-than-expected droplets and any agglomerate generation. 
 

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation in the application of thermal sprays processes including:

  • High velocity oxygen fuel spray (HVOF)
  • Atmospheric plasma spray
  • Arc Spray
  • Combustion wire spray
  • Controlled atmosphere plasma spray
  • Cold spraying
Dette, Holger & Hoyden, Laura & Kuhnt, Sonja & Schorning, Kirsten. (2016). Optimal designs for thermal spraying. Journal of the Royal Statistical Society: Series C (Applied Statistics). 66. 10.1111/rssc.12156.
Process characteristics, particle behavior and coating properties during HVOF spraying of conventional, fine and nanostructured WC-12Co powders – ScienceDirect

Metals Refineries

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation.

Mining

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide droplet sizing information for understanding spray quality used in dust suppression processing in the mining industry.

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide high-speed droplet sizing information for understanding the efficiency of venturi nozzles.

Scrubbers prevent the release of hazardous aerosols and gases for a variety of industries. The collection efficiency of the scrubber is dependent upon a number of factors and the drop size distribution of the scrubbing liquid is a key parameter.
 
There are a number of factors that impact the collection efficiency, which include liquid and gas flow rates, the geometry of the venturi nozzle, the liquid injection mechanism, and the spatial dispersion as well as the droplet size distribution. The material properties of the different phases. The droplet sizing system allows the quantification of the impact of a change in a parameter to enable collection efficiency optimisation.
 
Image-based droplet sizing systems are ideal for these multiphase systems as they are robust against multi scattering effects. There large dynamic range is good for distributions with high variance and skewness.
Assmann S, Ibana D, Electrostically Induced Droplet Agitation in Solvents Extraction ISEC2014 September 7-11 2014

Nuclear

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide high-speed droplet sizing information for understanding the efficiency of venturi nozzles.

Scrubbers prevent the release of hazardous aerosols and gases for a variety of industries. The collection efficiency of the scrubber is dependent upon a number of factors and the drop size distribution of the scrubbing liquid is a key parameter.
 
There are a number of factors that impact the collection efficiency, which include liquid and gas flow rates, the geometry of the venturi nozzle, the liquid injection mechanism, and the spatial dispersion as well as the droplet size distribution. The material properties of the different phases. The droplet sizing system allows the quantification of the impact of a change in a parameter to enable collection efficiency optimisation.
 
Image-based droplet sizing systems are ideal for these multiphase systems as they are robust against multi scattering effects. There large dynamic range is good for distributions with high variance and skewness.
Assmann S, Ibana D, Electrostically Induced Droplet Agitation in Solvents Extraction ISEC2014 September 7-11 2014
Kihwan Kim, Byung-Jae Kim, Hae-Seob Choi, Sang-Ki Moon, Chul-Hwa Song, Effect of a blockage length on the coolability during reflood in a 2×2 rod bundle with a 90% partially blocked region, Nuclear Engineering and Design, Volume 312, 2017 Pages 248-255,
Bao-Wen Yang, Stephen M. Bajorek, Yue Jin, Fan-Bill Cheung, Progress in reflood thermal hydraulics studies in the past 40 years, Nuclear Engineering and Design, Volume 376, 2021, 111073, ISSN 0029-5493,

Petrochemical

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide high-speed droplet sizing information for understanding the efficiency of venturi nozzles.

Scrubbers prevent the release of hazardous aerosols and gases for a variety of industries. The collection efficiency of the scrubber is dependent upon a number of factors and the drop size distribution of the scrubbing liquid is a key parameter.
 
There are a number of factors that impact the collection efficiency, which include liquid and gas flow rates, the geometry of the venturi nozzle, the liquid injection mechanism, and the spatial dispersion as well as the droplet size distribution. The material properties of the different phases. The droplet sizing system allows the quantification of the impact of a change in a parameter to enable collection efficiency optimisation.
 
Image-based droplet sizing systems are ideal for these multiphase systems as they are robust against multi scattering effects. There large dynamic range is good for distributions with high variance and skewness.
Assmann S, Ibana D, Electrostically Induced Droplet Agitation in Solvents Extraction ISEC2014 September 7-11 2014

Pharmaceutical / Healthcare

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation in the application of disinfection products. 

Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide near real-time droplet sizing information for understanding spray characterisation of aerosols and droplet generation in medical procedures.

Oxford Lasers’ VisiSize systems enable analysis of sprays and particles in flight to understand spray behaviour and spray characterisation in the development of inhaled drug devices. They help to evaluate product performance and consistency of drug delivery. Oxford Lasers helps to evaluate designs and effectiveness for delivery of therapeutic products of any type of inhaled drug delivery device by evaluating high-speed droplet sizing in:

  • SMI (softmist inhaler)
  • pMDI (pressurised metered dose inhaler)
  • BAI (breath actuated inhaler)
  • DPI (dry powder inhaler)
  • intra-nasal device
  • any latest smart device

  Read our Spray Analyses in Pharmaceutical page.

Stephens T Particle Size and Three Dimensional Velocity Measurement in a Dry Powder Inhaler, Respiratory Drug Delivery P631-634 2012

Shower Head Development

Water management is a significant cost to industry for example the hotel industry as well as to consumers. Therefore optimising water dispersion in showers plays a significant role in water usage. In addition, the transmission of legionella bacteria is also impacted by droplet size in the shower. Oxford Lasers’ VisiSize sizing systems provide advanced imaging technology to provide real-time water droplet sizing information for understanding the affect of shower head design on optimal water management.

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Oxford Lasers' VisiSize P15+portable particle sizing system
Portable VisiSize P15+ Droplet Characterisation System
Oxford Lasers VisiSize N60 particle characterisation system
VisiSize N60 Droplet Characterisation System
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