High Pressure Water-Cooled Oil-Free Scroll Air Compressor
This water-cooled scroll air compressor utilizes dual orbiting scroll elements driven by a heavy-duty industrial motor to compress air continuously without oil lubrication in the compression chamber, achieving an ISO 8573-1 Class 0 oil-free air standard. The integrated water-jacket cooling system absorbs thermal energy directly at the point of generation, stabilizing operating temperatures and supporting high-pressure output requirements for critical industrial applications.
Product Overview
This water-cooled scroll air compressor utilizes dual orbiting scroll elements driven by a heavy-duty industrial motor to compress air continuously without oil lubrication in the compression chamber, achieving an ISO 8573-1 Class 0 oil-free air standard. The integrated water-jacket cooling system absorbs thermal energy directly at the point of generation, stabilizing operating temperatures and supporting high-pressure output requirements for critical industrial applications.
Technical Specifications
|
Parameter |
Specification |
|
Working Pressure |
1.0 MPa – 1.5 MPa |
|
Air Delivery (FAD) |
0.5 m³/min – 3.2 m³/min |
|
Motor Power |
4 kW – 22 kW |
|
Air Purity Standard |
ISO 8573-1 Class 0 |
|
Noise Level |
58 dB(A) – 65 dB(A) |
|
Water Flow Rate |
15 L/min – 45 L/min |
|
Inlet Water Temp |
Max 32°C |
|
Water Pressure |
0.2 MPa – 0.4 MPa |
Product Features
Direct-Drive Transmission: Eliminates belt slippage to ensure 100% power transfer efficiency from the motor to the crankshaft.
Dual-Core Design: Balances mechanical load distribution across parallel air ends to minimize vibration and extend service life.
Corrosion-Resistant Piping: Utilizes 304 stainless steel tubing across all internal air circuits to prevent downstream oxidation.
Intelligent PLC Interface: Tracks operating pressure, water temperature, and service intervals with real-time digital feedback.
Critical Industrial Applications
Laser Cutting:
Supplies high-pressure assist air free of oil aerosols to protect optical lenses and prevent workpiece contamination.
Pharmaceutical Packaging:
Powers sterile pneumatic lines and blister-forming equipment under strict purity mandates.
Laboratory Instrumentation:
Drives analytical tools and coordinate measuring machines requiring dry, particle-free air.
Electronics Assembly:
Operates pick-and-place micro-assembly robotics without oil film deposition risks.
Scroll Compression Mechanics
Orbiting Dynamics: Employs one fixed and one orbiting scroll to create progressively smaller, continuous compression pockets.
Pulsation-Free Flow: Generates a smooth discharge stream that reduces mechanical stress on downstream piping and pressure vessels.
Fluoropolymer Tip Seals: Maintains tight volumetric clearances between compression chambers under elevated operating temperatures.
Demand-Based Cycling: Automatically switches individual scroll cores on or off based on live system load to eliminate idle energy waste.
Cooling Water Requirements & Maintenance
Water Quality Limits: Requires neutral pH (6.5–8.5), TDS under 300 mg/L, and hardness below 100 ppm to stop scale buildup.
Jacket Descaling: Schedule annual chemical flushing if facility water hardness exceeds recommended operational thresholds.
Strainer Maintenance: Inspect and clean inlet Y-strainers monthly to maintain unhindered cooling fluid velocity.
Thermal Protection: Integrated flow and temperature switches instantly cut power if water pressure drops below safe operational limits.
System Selection Guide
Peak Demand Sizing: Calculate total simultaneous tool consumption and add a 20% capacity margin for future facility expansion.
Duty Cycle Planning: Choose multi-core configurations for continuous 24/7 operations to alternate component wear cycles.
Utility Infrastructure Audit: Confirm facility cooling capacity, drainage routing, and electrical panel limits prior to final procurement.
Quality Control Protocols
Hydrostatic Proof Testing:
Every air receiver and water jacket undergoes pressure verification at 1.5 times maximum design limits.
Dynamometer Testing:
Completed units are bench-tested to measure exact power draw, flow output, and acoustic profiles.
Helium Mass Spectrometry:
Validates the absolute hermetic integrity of internal air and water circuit boundaries.
Customization & OEM Integration
Skid-Mounted Modular Units: Pre-assembled packages combining air dryers, pre-filters, and vertical receivers on structural steel bases.
Electrical Adaptations: Custom control panel configurations tailored for specialized regional voltage inputs and IP enclosure ratings.
Sensor Integration: Optional integration of mass flow meters, dew point sensors, and remote Ethernet communication modules.
Export Packaging & Global Logistics
Moisture-Barrier Sealing: Enclosed in heavy-duty vacuum foil with active desiccant packets inside ISPM 15 compliant plywood crates.
Shock-Absorbing Pallets: Bolted to reinforced wooden skid bases with internal bracing to eliminate transit shifting during ocean freight.
Documentation Package: Includes complete English technical manuals, electrical schematics, factory test certificates, and origin paperwork.
Frequently Asked Questions
Q: How does water cooling improve compressor efficiency?
A: Water absorbs thermal heat directly from the scroll housing much faster than air, maintaining lower internal operating temperatures and higher volumetric output.
Q: What is the standard maintenance interval for scroll air ends?
A: Scroll tips and internal bearings generally require inspection and service between 10,000 and 12,000 operational hours depending on ambient dust levels.
Q: What drying equipment should pair with this unit?
A: A refrigerated dryer maintaining a 3°C pressure dew point suits standard industrial needs, while a desiccant dryer is recommended for dew points down to -40°C.
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