Hydrodynamic Diffusers
Fine Bubble Diffusers
Gasion aerators provides microbubble generating diffusers for the wastewater aeration market

Hydrodynamic Diffusers
Fine Bubble Diffusers
Gasion aerators provides microbubble generating diffusers for the wastewater aeration market

Wastewater Treatment
Watewater Treatment
Wastewater treatmentย yields a range of invaluable benefits for both the city and its residents. Firstly, it helps safeguard public health by preventing the spread of waterborne diseases through the removal of harmful pathogens and pollutants. Secondly, treated wastewater can be reclaimed for non-potable purposes like irrigation and industrial processes, mitigating water scarcity challenges. Additionally, proper treatment reduces the pollution of water bodies, preserving aquatic ecosystems and promoting biodiversity. Moreover, adhering to wastewater treatment in can enhance its environmental image, attract investment, and support sustainable urban development. Lastly, the reduction of untreated wastewater discharge into streets and water bodies contributes to improved aesthetics and a higher quality of life for residents.
Construction and Operation

Construction and Operation of Fine Bubble Diffusers
Comparison of Gasion Aerator & Fine Pore Diffusers
Gasion Aerator Substitutes fine pore diffuser more effectively
GASION AERATOR | FINE PORE DIFFUSERS | |
---|---|---|
LARGE AIR OPENING (About 30 mm ) | BASIC STRUCTURE | FINE AIR OPENING ( Few hundred microns ) |
SPIRAL FLOW MIXING | MECHANISM | LAMINAR FLOW WITHOUT MIXING |
MICRO SIZED BUBBLES | BUBBLE SIZE | MILLIMETER SIZED BUBBLES |
1.0 SAME OTR IN CLEAN AND WASTEWATER | ALPHA VALUE | APPROX 0.4 TO 0.6 ONLY ABOUT 50% OTR IN WASTEWATER |
NEVER | CLOGGING | FREQUENT - NEEDS SHUT DOWN , CHEMICAL CLEANING |
CONSTANT | EFFICIENCY | DECREASES ON OPERATION |
> 20 YEARS | PRODUCT LIFE | LESS THAN 2 YEARS |
FEW DIFFUSERS PER UNIT AREAโฆ.ONE TENTH COMPARED TO CONVENTIONAL DIFFUSER | QUANTITY | MANY DIFFUSERS PER UNIT AREA |
CAN OPERATE AT HIGH MLSS ( ABOUT 50000 TO 60000 MG/LIT ) | ACTIVATED SLUDGE | CLOGS FREQUENTLY IN MLSS ABOVE 5000 MG/LIT |
NO DRAINING OF TANKS ALSO INSTALLED AND ACCESSED FROM TOP | INSTALLATION | TANK TO BE EMPTIED FOR INSTALLATION AND ACCESSED ONLY AT FLOOR |
NO ANCHORING - AIR FORCE PRESSES THE DIFFUSER | FIXING | STRONG AND MANY ANCHORING TO FLOOR NEEDED |
Micro Bubble Diffuser
- Smaller bubbles increase OTR exponentially
- Gasion aerator generates micro bubbles with low rising velocity and high surface area.
Gasion hydrodynamic aerators produce millions of bubbles in micron sizes which have much larger surface area, compared to millimetre bubbles of diffused aerators. The size is so minute that it cannot travel up to the surface in a straight path. The very low buoyancy of the micro bubbles creates zig-zag path of bubbles moving horizontally more than the vertical distance. This increases the residence time of these bubbles in liquid drastically. The figure illustrates and compares the air bubble size and rising phenomenon of millimetre and micron sized bubbles. It could be noted that millimetre sized bubbles travel up and burst outside on the surface. But the Gasion micron sized bubbles burst inside the liquid itself as it takes much longer before it reaches the top. This bubble burst in liquid accounts for very high OTR of the Gasion Aerators.

Micro Bubble Diffuser / Nano Bubble Diffuser

Multiple Parts of Fine Bubble Diffusers
Multiple Parts
Multiple precision parts make an efficient aerator assembly
Constant OTR

Constant OTR - Fine Bubble Diffuser Performance

Air Flow - Fine Bubble Diffusers
Air Flow
Gasion Solution in
Wastewater Treatment
Gasion, since its inception, has maintained a technology-driven approach, constantly seeking innovative processes and equipment within the wastewater engineering field. It underwent a significant transformation when the industry’s focus shifted from “Treatment for discharge” to “Treatment for reuse” with zero discharge.


In recent developments, Gasion has established an R&D center in India, focusing on the development of highly efficient aeration systems, a critical area in wastewater treatment. Through unwavering dedication, Gasion has introduced four novel aeration technologies with global patents, applicable to both wastewater treatment and the revitalization of polluted water bodies. These advancements underscore Gasion’s commitment to pushing the boundaries of wastewater engineering and environmental sustainability.
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