Reciprocating Process Compressor

Reciprocating Process Compressor

Model: D/M

Reciprocating Process Compressor Advantages

High Dynamic Balance

The single-crank, single-row design ensures even distribution of the crank angle circumferentially. The short arm and high rigidity structure facilitate optimal dynamic performance of the unit.

Comprehensive Programmed Design

Component design is based on advanced software development, ensuring thorough and precise design from product parameters to part drawings. Computerized design technology guarantees product performance.

Modular Development for Faster Design

Complete corporate standardization and a rich library of basic parts enable faster and more convenient product customization.

High Technical Precision, Simple Maintenance

Strict technical standards, specifications, and quality assurance systems are applied from design and manufacturing to installation. Core components are processed with high-precision CNC machine tools, ensuring unit reliability. Comprehensive supporting systems provide convenient operation, enabling near-unmanned functionality.

Low Energy Consumption

The compressor’s structural features, specialized bearing technology, valve technology, and special material applications significantly improve transmission efficiency while reducing friction and airflow resistance losses, markedly lowering power consumption.

Low Operating Noise

Extensive use of composite materials and high dynamic balance performance ensure reduced operational noise.

Few Wear Parts, Long Service Life

Use of high-performance materials and optimized structural design improve the operating environment for wear parts, making them more adaptable to working conditions.

Complete Product Series, Wide Coverage

Support for multiple compressed gas media and opposed balancing technology allows for broader application and greater flexibility.

Reciprocating Process Compressor Main Structure

Frame

Material: Cast iron HT250;

Precision casting with resin sand process;

CNC machining ensures concentricity of main bearings and perpendicularity to slideways;

Framed multi-support structure;

Optional high-strength cylinder liner;

Bearings

Integrally cast aluminum-magnesium alloy bearings;

High strength, low friction coefficient, long life;

Pressure capacity 5 times that of babbitt bearings, lifespan over 3 times longer, providing reliable operation for the crankshaft;

Connecting Rod

Made of high-strength forged alloy steel;

Big end bearing features split design with shim adjustment;

Small end bearing includes spiral oil groove for easy oil film formation;

Enhances fatigue resistance under pulsating motion;

Crankshaft

Torsion-forged from high-strength alloy steel, single-crank single-row short-stroke structure;

Flexible matching, high load capacity, significantly reduced torque at high speeds;

Optional bottom balance weight for improved dynamic balance;

Crosshead

Detachable and adjustable slide shoe structure;

Slide shoes made of aluminum-magnesium alloy;

High-performance nuts and hydraulic tightening facilitate easy piston rod disassembly; alignment shims allow fine adjustment without disassembly;

High load range ensures transmission safety;

Piston, Piston Rod, Piston Ring, Support Ring

Piston rod materials: 42CrMo, 38CrMoAl, 17-4PH, etc., offering high wear resistance, long life, high fatigue strength;

Piston designed for oil-free lubrication;

Piston ring materials: self-lubricating PTFE, PEEK, etc.; split design resolves installation elasticity issues;

Support ring guide pressure groove enables rotation during reciprocation, reducing wear and extending life over 3 times;

Pressure Packing

Double-seal ring with self-compensating cut improves ring life;

Enclosed water channel box design improves working environment; rings can be replaced without disassembling piston rod;

Magnetic Particle Testing

All piston rods undergo strict ultraviolet (black light) wet fluorescent magnetic particle inspection per standard regulations, ensuring material purity.

Control Method

Siemens PLC for higher precision;

7-inch color screen with intuitive interface;

Remote operation, smart control, online collaboration, unmanned operation, energy efficiency, cloud communication;

User-Friendly Menu Structure

Supports Modbus RTU, USS, PROFIBUS-DP, free port communication;

Variable Frequency Drive (Optional)

Eliminates or reduces compressor idle time; precisely tracks air demand, adaptable to varying output needs, reduces energy consumption by approx. 35%.

Cylinder

Tailored cylinder series developed for varying gas volume, pressure, temperature, and conditions; decades of design experience ensure suitability for harsh environments. Materials include cast iron, ductile iron, cast steel, composite carbon steel, stainless steel, forged steel, etc. Customizable quantity and type improve reliability and reduce operating costs.

Cylinder body designed as a "through cylinder" structure, simplifying processing and enhancing cross-series compatibility.

Reciprocating Process Compressor Features

High Rigidity Skid

Lower vibration means smoother operation and less power consumption! The skid frame, designed with advanced 3D simulation software, uses reinforced rectangular section steel with welded steel plates or ribs, ensuring excellent overall rigidity for stable operation and energy savings.

Air Cushion Valve Technology

Proprietary air cushion valve with pagoda-type stainless steel spring offers excellent dynamic characteristics and cushioning effect for low impact and smooth operation. Reliability rivals imported valves. Optional international valve brands available.

Surface Super Hardening Treatment

High-pressure piston rods feature super-hard coating with surface hardness up to HRC75-80 and 15-20% lower friction coefficient, ensuring long life and reliable operation for piston rods and packing seals.

Advanced Connection Technology

Keyless shrink disc connection between crankshaft and flywheel eliminates stress concentration and fatigue caused by keyways, improving safety factor. Easy installation, good alignment, and reliable connection enhance operational stability and efficiency.

Composite Packing Seal Technology

Reliable high-pressure packing seals with long life are a core technology. Combines traditional three-/six-segment packing with backpressure-free and load-equalizing throttling for optimal performance in oil-free or low-oil conditions. Optional international packing seal brands available.

Floating Head Shell-and-Tube Water Cooler

Counter-flow water and gas exchange; heat transfer area designed with over 50% safety margin. Rational structure ensures excellent cooling effect and improves operational reliability.

Removable tube bundle facilitates cleaning and descaling, improving economy. Air-cooled or air-water hybrid coolers available with finned tubes for 30% increased heat transfer area to meet cooling demands.