공급업체 지식 · Oxygen Cones & Contactors
Oxygen Cones & Contactors — Dissolution Systems Buyer's Guide
Oxygen cones (Speece cones) and low-head oxygenators dissolve pure oxygen into water at 85–95% transfer efficiency. In intensive RAS they replace inefficient venturis and aeration for peak biomass.
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일반적인 응용
- High-density RAS grow-out
- Emergency oxygenation loops
- Marine hatcheries with tight DO targets
프로젝트 규모
- Per unit: $10K–$150K
- Commercial RAS system: $100K–$3M
선정 기준
- Transfer efficiency (%) at operating conditions
- Head loss and pumping cost
- Turndown ratio
- Materials for salinity and CIP
구매자가 물어야 할 질문
- What transfer efficiency at my target DO and flow?
- What is the head loss curve?
- How do you handle CIP?
일반적인 조달 실수
- Choosing cones sized for average, not peak biomass
- Ignoring turndown at low load
RFQ 권장사항
- Tender against transfer efficiency spec, not brand
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