AquaSai

🌊 MSR Master

Interactive Water Treatment Game

Welcome, Water Treatment Engineer!

Master the art of Membrane Bioreactor (MSR) technology through exciting challenges

💧

Configure MSR

Adjust reactor volume, membrane area, flow rate, and retention time to optimize treatment

🎯

Meet Targets

Achieve water quality standards for BOD, TSS, Nitrogen, and Phosphorus removal

⭐

Score Points

Each level mastered earns points. Complete all 5 challenges to become an MSR Master!

❤️

3 Lives

Failed treatments cost lives. Think strategically to balance all parameters!

Select Your Challenge

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Contact: aquasai@uxrzone.com

AquaSai

Level 1

Configure your MSR system

0 Score
❤️❤️❤️ Lives

🚰 Influent Water

DIRTY
BOD 200
TSS 180
Nitrogen 40
Phosphorus 8
⚙️
Bioreactor
100 m³
→
🔬
Membrane
50 m²
→
🌀
Treatment
10 hrs
⚡
BOD
?
BOD - Biochemical Oxygen Demand
Measures organic pollution. Microorganisms consume oxygen to break down organic matter like food waste and sewage.
200 → --
Target: ≤20 mg/L
⏳
TSS
?
TSS - Total Suspended Solids
Tiny particles floating in water - dirt, sand, organic matter. They make water cloudy and must be filtered out.
180 → --
Target: ≤20 mg/L
⏳
Nitrogen
?
Total Nitrogen
From fertilizers and sewage, causes algae blooms and oxygen depletion. Removed through nitrification/denitrification.
40 → --
Target: ≤10 mg/L
⏳
Phosphorus
?
Total Phosphorus
From detergents and fertilizers, triggers harmful algae growth. Even tiny amounts can pollute.
8 → --
Target: ≤1 mg/L
⏳

💧 Effluent Water

PENDING
BOD --
TSS --
Nitrogen --
Phosphorus --
💰

Operational Cost

CAPEX
$0
Energy/day
$0
Chemicals/day
$0
Maintenance
$0/mo
Total Daily OPEX
$0
Reactor Volume m³
💡 Larger = more treatment capacity
Membrane Area m²
💡 More area = better filtration
Flow Rate m³/h
💡 Lower = more contact time
Retention Time hrs
💡 Longer = better nutrient removal

📚 MSR Treatment Principles

Understanding MSR Technology

  • Membrane Bioreactor (MSR) combines biological treatment with membrane filtration for superior water quality
  • Treats municipal, industrial, and agricultural wastewater to safe discharge standards
  • More efficient than conventional activated sludge systems

Treatment Mechanisms

  • BOD Removal: Aerobic bacteria consume organic matter, converting it to CO₂ and biomass. Longer retention time = better removal
  • TSS Removal: Membrane pores (0.1-0.4 µm) physically block suspended particles. Larger membrane area = higher capacity
  • Nitrogen Removal: Nitrification converts NH₃ to NO₃, denitrification converts NO₃ to N₂ gas. Requires proper oxygen control
  • Phosphorus Removal: Biological uptake by bacteria + chemical precipitation. Enhanced by longer retention

Key Parameters

  • Reactor Volume: Total volume for biological reactions. Larger = more biomass capacity
  • Membrane Area: Surface area for filtration. More area handles higher flow rates
  • Flow Rate: Water processed per hour. Lower rates allow more treatment time
  • Retention Time (HRT): How long water stays in system. Longer = more complete treatment

Cost Considerations

  • CAPEX: Initial investment scales with reactor size and membrane area
  • Energy: Pumping and aeration costs increase with flow rate
  • Chemicals: pH adjustment and nutrient dosing depend on pollutant load
  • Maintenance: Membrane cleaning frequency depends on system operation

Optimization Tips

  • Balance all four parameters - no single "magic setting"
  • High pollution loads need larger reactor volume + longer retention
  • Membrane area primarily affects TSS removal
  • Nitrogen removal benefits most from long retention times
  • Consider cost-efficiency: bigger isn't always better!
  • Each level has multiple valid solutions - experiment!