Large-Capacity Hospital PSA Oxygen Generator

Large-Capacity Hospital PSA Oxygen Generator

The Large-Capacity Hospital PSA (Pressure Swing Adsorption) Oxygen Generator is an on-site medical gas generation system engineered for continuous, high-volume oxygen supply in healthcare facilities. By separating medical-grade oxygen from ambient air via high-efficiency Zeolite Molecular Sieve (ZMS), the system feeds directly into the hospital's central pipeline network at regulated operating pressures. It is fully compliant with ISO 7396-1 and HTM 02-01 standards for centralized medical gas pipeline systems (MGPS).
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Description

Large-Capacity Hospital PSA Oxygen Generator

 

The Large-Capacity Hospital PSA (Pressure Swing Adsorption) Oxygen Generator is an on-site medical gas generation system engineered for continuous, high-volume oxygen supply in healthcare facilities. By separating medical-grade oxygen from ambient air via high-efficiency Zeolite Molecular Sieve (ZMS), the system feeds directly into the hospital's central pipeline network at regulated operating pressures. It is fully compliant with ISO 7396-1 and HTM 02-01 standards for centralized medical gas pipeline systems (MGPS).

 

Technical Specifications

 

Parameter

Specification Range

Capacity

50 Nm3/h to 500 Nm3/h (Modular, expandable bank architecture)

Oxygen Purity

93% (+/-) 3% (Meets USP/EP Medical Oxygen Monograph)

Delivery Pressure

0.4 to 0.8 MPa (Adjustable via integrated pressure-reducing valves)

Pressure Dew Point

Below -40 degrees C (At atmospheric pressure)

Power Supply

380V/415V, 50Hz/60Hz, 3-Phase

Control Architecture

Siemens/Allen-Bradley PLC + Color Touch Screen HMI with Modbus TCP/IP

Core Adsorbent

U.S./French High-Capacity Zeolite Molecular Sieve (13X-HP)

 

Key Features

 

Continuous Dual-Tower Adsorption: Alternating dual-vessel cycles maintain steady, uninterrupted pressure and flow without drops during bed regeneration.

Automatic Purity Purging: Integrated pneumatic valves automatically vent sub-specification gas during startup or pressure anomalies, protecting hospital pipelines.

Dynamic Load Adaptation: PLC algorithms adjust cycle timings based on real-time clinical consumption, minimizing power draw during off-peak hours.

Medical-Grade Filtration Train: Multi-stage filtration removes moisture, particulate down to 0.01 micron, and hydrocarbon traces to prevent pipeline contamination.

Redundant System Architecture: Dual-compressor options and parallel bank configurations eliminate single-point-of-failure risks for critical care infrastructure.

 

Typical Applications

 

Central Hospital Pipelines: Primary supply source for intensive care units (ICU), neonatal care (NICU), operating theaters, and general wards.

Field & Emergency Hospitals: Skid-mounted modular configurations deployed rapidly for emergency surge capacity or remote infrastructure.

Hyperbaric Oxygen Therapy (HBOT): Stable, high-flow continuous oxygen delivery for multi-place hyperbaric chambers.

 

Customization Options

 

Containerized / Skid-Mounted Build: Pre-assembled ISO marine containers or open structural steel skids for outdoor placement or constrained mechanical rooms.

Backup Supply Integration: Automatic switchover manifolds linking system outputs to high-pressure cylinder ramps or liquid oxygen (LOX) reserve tanks.

Environmental Conditioning: Tropicalized compressor options, heavy-duty air-drying trains, and ambient temperature regulation for extreme regional climates.

 

Manufacturing & Quality Control

 

Vessel Fabrication: Pressure vessels constructed via automated submerged arc welding (SAW), subjected to 100% radiographic testing (RT) and hydrostatic testing per ASME/GB codes.

Piping Integrity & Degreasing: 304/316L medical-gas grade stainless steel piping, strictly chemically degreased for oxygen service, argon-arc (TIG) welded, and pressure-tested for 24 hours.

Factory Acceptance Testing (FAT): Each system undergoes a mandatory 72-hour continuous endurance run testing purity stability, flow output, and electrical fail-safes prior to crating.

 

Certifications & Compliance

 

Quality Management: ISO 13485 (Medical Devices Quality Management Systems), ISO 9001.

Regulatory Compliance: CE compliant (Medical Device Directive / MDR pathway), ISO 7396-1 (Medical gas pipeline systems), Pharmacopoeia standards (USP/EP oxygen purity compliance).

 

Packaging & Delivery

 

Corrosion & Moisture Protection: Internal components sealed with nitrogen purging; exterior coated with marine-grade anti-corrosion primer and enamel.

Transport Crate Build: Fumigation-free plywood crating with internal shock-absorbent anchoring, or secure container lashing for safe international maritime freight.

Standard Lead Times: Standard configurations ship within 30 to 45 days; custom containerized engineering systems require 60 to 75 days.

 

FAQ

 

Q: How does the system respond to a sudden facility power outage?

A: The control cabinet integrates with the hospital's emergency generator grid. If system pressure drops below safety margins, an automatic emergency shutoff valve isolates the pipeline while activating backup cylinder manifolds.

Q: What is the expected service life of the molecular sieve?

A: Maintained with stable feed-air dryness (pressure dew point below -40 degrees C), the Zeolite Molecular Sieve operates continuously for 8 to 10 years without requiring material replenishment.

Q: Can the system interface with the hospital's central BMS?

A: Yes. The HMI is equipped with standard Modbus TCP/IP communication ports and optional Ethernet/4G gateways for direct connection to hospital Building Management Systems.

 

Request a Technical Proposal

 

To receive a detailed engineering proposal, P&ID schematic, and commercial quotation customized to your facility's bed capacity and flow requirements, please provide:

Required oxygen flow rate (Nm3/h)

Target pipeline delivery pressure

Local ambient temperature and altitude parameters

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