Centac Cooler C350

1. Product Overview

The Centac Cooler C350 by Fete Vessel is a high-efficiency cooling system specifically engineered for centrifugal air compressor systems. As a core component of multi-axis internal gear drive combined centrifugal compressors, it delivers optimized heat exchange efficiency with compact structural design to meet industrial demands for rapid cooling of high-temperature compressed air while reducing energy consumption and maintenance costs.

Key Features:

• Optimized Heat Exchange: Specialized heat transfer structure with fluid dynamics optimization for maximum cooling efficiency
• Pressure Stability: Maintains system pressure fluctuations below ±0.5% in high-pressure conditions
• Industrial Durability: Designed for environments with dust concentration ≤50mg/m³ and humidity ≤95%, supporting continuous 72-hour operation

2. Technical Specifications

Structural Innovations

Enhanced Heat Exchange Tubes

• Copper rolled inner fin tubes with 0.25mm groove depth and 1.8mm fin spacing
• 40% greater heat exchange area (3.2m²/m) compared to standard smooth tubes
• Dual-pass cross-flow configuration with 90° countercurrent flow for maximum temperature gradient utilization

Sealing System

• Graphite sleeve floating ring seals with ≤0.1% gas-side leakage rate
• Dynamic compensation for thermal expansion (±1.2mm axial movement capacity)

Performance Data

Parameter	C350 Specifications	Test Conditions
Air Handling Capacity	1900-2700 Nm³/h	Inlet air 80℃ at 0.8MPa
Cooling Water Flow	14.8-21.2 m³/h	Inlet water 32℃ with 0.15MPa differential
Outlet Air Temperature	≤40℃ (at 35℃ ambient)	18m³/h water flow
Pressure Loss	≤0.03MPa	Full load operation
Heat Exchange Efficiency	≥92% (LMTD method)	Coolant velocity 2.5m/s
Noise Level	≤85dB(A) at 1m	ISO 3744 standard

3. Industrial Applications

Core Industries Served

Chemical & Petrochemical

• Interstage cooling for hydrogen and syngas compressors
• Case Study: Ethylene cracking plant achieved 38℃ output (from 120℃) with 1.2% yield improvement

Metal Processing

• Precision forging applications extended mold life by 40%
• Reduced defect rate from 3.8% to 0.7% in laser cutting operations

Pharmaceutical

• GMP-compliant oil-free air supply (＜0.003mg/m³)
• Vaccine production facilities with 0.01μm filtration systems

4. Maintenance Protocol

Routine Inspection

• Daily monitoring of coolant ΔT (6-8℃ target), pressure loss (≤0.03MPa) and bearing temp (≤75℃)
• Weekly water quality checks: pH (6.5-8.5), conductivity (≤1500μS/cm), chlorides (≤50ppm)

Advanced Maintenance

• Tube Cleaning: 5% citric acid solution (2hr cycle) or 15MPa hydroblasting
• Seal Replacement: Graphite rings every 2 years with MoS₂ grease application
• Pressure Testing: 1.5x design pressure every 3 years (30min hold)

5. Conclusion

The Fete Vessel Centac Cooler C350 represents the pinnacle of industrial cooling technology, combining innovative finned-tube design with intelligent control systems to deliver unmatched performance in demanding applications. With proper maintenance following our recommended protocols, the C350 delivers reliable service for 15+ years, making it the cost-effective choice for mission-critical cooling applications across multiple industries.