Aerosol Seeding Generators

suitable for most laser velocimetry applications in air


Seeding Principle

Available Models (click on links)


Liquid Atomization (see specifications below)

PIVLIGHT™ Fluid

PIVlight30

PIVcts1000

PIVpart14

PIVpart45

PIVpart160

Powder Dispersion (more...)

 

PIVsolid3

PIVsolid8

     

PIVlight30

 

Medium-sized Seeding Device with 30 Calibrated Nozzles

  • particle size 1.2 μm (peak of q3 size distribution)

  • for atomization of polyol (polyethylene glycols), glycerine, DEHS (Di(2-ethylhexyl)sebacate), food grade mineral oils

  • 30 high precision calibrated nozzles

  • seeding quantity  adjustable in combinations of 6 (5 quantity levels in total)

  • internal impactor plate for improved removal of larger droplets

  • overpressure range -1.0 – 3.0 bar (5.0 bar on request)

PIVpart30
Click on image to enlarge

PIVcts1000

 

Seeding Device with new Patented Nozzles

  • particle size 1.2 – 2.3 μm (peak of q3 size distribution, depending of settings)

  • for atomization of polyol (polyethylene glycols), glycerine, DEHS (Di(2-ethylhexyl)sebacate), food grade mineral oils

  • new high-precision two-phase nozzles

  • internal cyclone improved removal of larger droplets

  • overpressure range -0.5 – 0.5 bar

PIVcts1000
Click on image to enlarge

PIVlight

PIVLIGHT™High Performance Seeding Fluid

  • Compatible with PIVlight and PIVcts1000 Generators

  • formulation composed of the highest grade components available

  • double de-ionized water for the purest fluid available

  • seeding fluid completely biodegradable and free from irritating scent

  • based high quality chemicals exceeding food grade quality and is hypoallergenic.

     

 

PIVlight Fluid
Click on image to enlarge

PIVpart14

Small Seeding Device with 14 Cascadable Nozzles

  • particle size 0.9 μm (peak of q3 size distribution)

  • 14 high precision brass Laskin nozzles

  • seeding quantity adjustable through combination of 2, 4 and 8 nozzles

  • internal impactor plate for improved removal of larger droplets

  • overpressure range -1 - 3 bar (5 bar on request)

 

PIVpart14
Click on image to enlarge

PIVpart45

 

Medium-Sized Seeding Device with 45 Cascadable Nozzles

  • particle size 0.9 μm (peak of q3 size distribution)

  • 45 high precision brass Laskin nozzles

  • seeding quantity adjustable in increments of 3 (15 quantity levels in total)

  • solenoid valve for remote control

  • internal impactor plate for improved removal of larger droplets

  • overpressure range -1 - 3 bar (5 bar on request)

PIVpart40
Click on image to enlarge

PIVpart160

 

Large Seeding Device with 160 Cascadable Nozzles

  • particle size 0.9 μm (peak of q3 size distribution)

  • 160 high precision brass Laskin nozzles

  • seeding quantity adjustable in combinations of 8 (15 quantity levels in total)

  • solenoid valve for remote control

  • internal impactor plate for improved removal of larger droplets

  • overpressure range -0.5 - 0.5 bar (1 bar on request)

PIVpart40
Click on image to enlarge

Specifications Seeding devices based on atomization of liquids

Operating principle

Laskin atomizer nozzles
Fully adjustable through control of individual seeding nozzles (cascading)

Typical particle size

0.9 µm - 2.3 µm (peaks in PDF of size distribution, depending on generator model)

Tested seeding material

PIVLIGHT™, DEHS ( Di(2-ethylhexyl)sebacate, sebacic acid),
vegetable oils

Operating pressure

up to 3 bar overpressure, safety valve set at 5 bar
high pressure devices available upon request

Supply pressure

up to 10 bar max, uses regulator (depending on model)

Applications

Laser Doppler Velocimetry (LDA),
Particle Image Velocimetry (PIV),
Planar (Global) Doppler Velocimetry (PDV),
Laser Lightsheet Visualization,
Flow Visualization

Options (please inquire)

- custom designs for large scale applications (160 nozzles and more)
- particle impactor (cyclone) to limit maximum particle size (1 µm)
- high pressure versions (up to 20 bar backpressure with nitrogen supply)
- remote control (USB or SPS)


Products subject to change without notice!

For more information about our seeding generators feel free to contact us directly at info@pivtec.com.



Page design and content by PIVTEC GmbH
Copyright © 2001-2013, PIVTEC GmbH
Send comments or questions to info@pivtec.com
Last change: 2016-09-23