Wastewater · Moving-bed aeration
Ring Blower for MBBR
MBBR duty, sized right: aeration to oxygenate and keep carrier media in motion. Real Yash models, oil-free where it matters, ISO 9001:2015 and built in Faridabad since 1998.
- Duty
- aeration to oxygenate and keep carrier media in motion
- Airflow
- 150–1,100 m³/hr
- Aeration
- +300 to +550 mbar
DTYAeration that also moves the media
A moving-bed biofilm reactor grows its biology on plastic carrier media that must stay in constant motion, and the blower does double duty: it supplies the oxygen the biofilm needs and it provides the air scour that keeps the carriers tumbling so the film stays active and the bed does not stagnate. That means a steady, generous airflow at the pressure the tank depth sets, running continuously. Because the air must both oxygenate and agitate, MBBR aeration tends to want a touch more airflow than a plain activated-sludge basin of the same depth. A ring blower delivers it oil-free; deeper tanks or long grids step up to a two-stage blower for the head.
Yash ring blowers give MBBR reactors the continuous oil-free air that both oxygenates the biofilm and keeps the carrier media tumbling, sized to the tank depth and media fill. Single-stage and double-stage options, ISO 9001:2015, made in Faridabad, supplied with the relief valve the service needs, quoted in 24 hours.
SZESizing note
Size airflow for both oxygen transfer and enough scour to keep the carriers moving across the whole tank, and pressure for the diffuser depth; a coarse-bubble grid is common in MBBR to drive the media motion.
Indicative only — final selection depends on your exact duty point, altitude and air temperature. Send the numbers and an engineer confirms the model.
MDLRecommended models
Real Yash models whose published specifications sit inside this machine's duty window. Every figure is from our catalogue — click any model number for its full datasheet.
Double Stage Turbine Blower
Full range →Two-stage head for deeper MBBR tanks and long air-scour grids that need pressure to both oxygenate and tumble the media.
| Model | Power | Flow (m³/hr) | Flow (CFM) | Vacuum (mbar) | Pressure (mbar) | Noise (dB) | Weight (kg) |
|---|---|---|---|---|---|---|---|
| YEBL-DS-320V | 7.5 HP | 320 | 188 | -440 | 500 | 73 | 70 |
| YEBL-DS-520 | 15.0 HP | 520 | 317 | -430 | 660 | 74 | 123 |
Single Stage Turbine Blower
Full range →Oil-free aeration for shallower moving-bed tanks — generous airflow to keep carriers moving at moderate head.
| Model | Power | Flow (m³/hr) | Flow (CFM) | Vacuum (mbar) | Pressure (mbar) | Noise (dB) | Weight (kg) |
|---|---|---|---|---|---|---|---|
| YEBL-1-530 | 7.5 HP | 530 | 312 | -300 | 320 | 80 | 62 |
| YEBL-1-700 | 7.5 HP | 700 | 412 | -200 | 180 | 81 | 66 |
FAQRing Blower for MBBR — FAQs
- How is MBBR aeration different from normal aeration?
- In an MBBR the air must both oxygenate the biofilm and scour the plastic carrier media so it keeps tumbling and stays active. That usually calls for a bit more airflow than a plain basin of the same depth, often through a coarse-bubble grid. A ring blower supplies it oil-free; size it for both oxygen and media motion.
- What pressure does an MBBR blower need?
- The pressure follows tank depth — roughly 100 mbar per metre of water above the diffusers plus diffuser loss — so a 3–4 m tank lands in the 300–550 mbar band. Shallower tanks suit a single-stage ring blower; deeper tanks or long grids move to a two-stage YEBL-DS for the head.
REFExplore further
RFQ / Request for Quotation
Sizing a ring blower for your MBBR?
Send your duty point (150–1,100 m³/hr at +300 to +550 mbar), the machine make and your site voltage — an engineer sizes the exact model and quotes within 24 hours.