200M 400M 200M
RNG: 2.4 KM
BRG: 047°
ALT: 3,200 FT
SPD: 480 KTS
HDG: 012° N
TGT: ALPHA-7
MODE: SEARCH
PWR: NOMINAL
FREQ: X-BAND
STATUS: LOCK
NAVTGTWPNDEFRDRCOM
MIL-STD-1553IFF: ACTIVELINK-16: SYNC
SECTOR: ALPHA
THREAT: CLEAR
RADAR: ACTIVE
TRACK: 6 TGT
LAT 28.6213°N LON 77.3873°E
NX
Neometrix Target Acquired
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Oxygen Charging & Distribution Vehicle UGSSO2 | Neometrix India
UGSSO2 oxygen charging vehicle – mobile oxygen generation and distribution system

Oxygen charging and distribution vehicle UGSSO2

About

UGSSO₂ is a process-engineered Oxygen Charging & Distribution Vehicle developed to deliver safe, controlled, and high-efficiency aviation oxygen servicing in demanding defence environments. Designed as a fully mobile ground support solution, it integrates high-pressure oxygen storage, dual air-driven boosters, and a multi-pressure distribution system within a protected canopy—enabling precise and repeatable charging of aircraft oxygen systems directly on the flight line. The unit ensures that oxygen, a critical life-support resource at high altitudes, is handled with strict adherence to pressure control, cleanliness, and purity requirements.

Deployed extensively at Indian Air Force hangars and airfields, UGSSO₂ supports rapid aircraft oxygen replenishment, minimizing turnaround time between sorties. Its onboard regulation and multi-outlet distribution architecture eliminate the need for multiple standalone cylinders and regulators, reducing operational complexity while ensuring accurate pressure delivery for different aircraft configurations. Integrated oxygen purity monitoring further guarantees compliance with aviation-grade standards, making gas quality a controlled and verifiable parameter.

Key differentiators include its mobile design for on-site servicing, onboard boosting capability to maximize usable oxygen inventory, and compliance-driven engineering aligned with defence aviation protocols. The inclusion of safety features such as CO₂-based fire suppression within the canopy enhances operational reliability in high-risk environments.

Operationally, UGSSO₂ reduces aircraft ground time, minimizes oxygen loss and handling risks, and standardizes servicing procedures across bases. It is ideally suited for Indian Air Force, defence MRO facilities, and airbase logistics teams requiring dependable, high-throughput oxygen charging systems.

For integrated ground support ecosystems, it complements solutions like the Hydraulic Servicing Trolley, enabling comprehensive aircraft maintenance operations.
Oxygen charging system – high-pressure gas boosting and delivery setup
System Tour

Module Walkthrough

Automatic visual tour of the high-pressure oxygen system components.

Vehicle Canopy View

UGSSO₂ Main Oxygen Charging Vehicle (Road-Ready Configuration)

Rugged, enclosed mobile aviation oxygen ground support equipment—integrating high-pressure oxygen storage, air-driven oxygen boosting, and multi-pressure distribution for base-wide deployment.

Rear Operator Station

Complete UGSSO₂ Deployment (Charging Vehicle + Drive-Air Supply)

Full flight-line setup showing the oxygen charging vehicle operating with the towable compressor trolley—powering air-driven oxygen boosters for fast, controlled aircraft oxygen bottle charging.

Dual Booster Skid

Rear Oxygen Charging & Distribution Control Console

Centralized operator interface with pressure gauges, bank selection and isolation—engineered for repeatable high-pressure oxygen filling, correct outlet selection, and safe servicing workflow.

Storage Bank

Towable Air Compressor Trolley (Drive-Air Supply for Boosters)

Dedicated high-flow compressor unit supplying stable drive air for the oxygen booster system—built to support consistent boosting performance in remote and flight-line conditions.

Compressor Trolley

Canopy-Integrated Skids & Quick-Service Access Bays

Open-bay view of integrated subsystems—housing the oxygen booster modules, controls, and protected plumbing for higher uptime, easier maintenance, and disciplined aviation oxygen servicing.

Features

UGSSO₂ Key Capabilities

A process-engineered mobile oxygen station designed to replace loose cylinders with controlled, high-pressure boosting and multi-regime distribution.

Mobile & Autonomous

Expeditionary

Self-propelled truck chassis with a protected canopy and dedicated towable compressor trolley (270 CFM) ensures complete field independence for remote airbase operations.

Dual-Stage Boosting

Efficiency

Twin air-driven oxygen boosters operate in duty/standby or parallel modes. Intelligent internal boosting logic maximizes yield by utilizing residual cylinder pressure.

Multi-Pressure Ports

Precision

Four dedicated outlet ports covering defined pressure regimes (1-5.5, 150-230, 230-350, & 350 kg/cm²) eliminate the need for improvised regulator chains.

Advanced Safety

Process Safe

Integrated fire detection with CO₂ total flooding suppression and continuous oxygen purity monitoring protects both the crew and the high-value equipment.

Banked Storage

350 kg/cm²

High-capacity 12-cylinder arrangement (4 banks × 3 cylinders, 480L water cap) ensures sustained high-volume supply for rapid sortie generation.

Ergonomic Station

Human Factors

Rear-mounted centralized control panel with clear functional separation between charging and distribution workflows simplifies training and operation.

Resources

Technical Downloads

Access detailed engineering drawings and pneumatic schematics for the UGSSO₂ Oxygen Ground Support System.

Simulation

Virtual Test Run & Control Panel

Experience a simulated, screen-level walkthrough of the full testing workflow as it appears on the machine HMI. Explore recipes, interlocks, and report generation.

SYSTEM: TESTSMART_V2.0 // CONNECTED

HMI Simulation

Exact replica of the physical machine's interface, allowing for risk-free training.

Real-Time Reports

View recipes, trends, and generate sample reports without running physical tests.

Zero Data Generation

Demonstration mode only. No actual measurement data is recorded during simulation.

Support

Frequently Asked Questions

Common queries regarding technical capabilities, safety features, and operational deployment of the UGSSO₂ system.

The IAF-UGSSO2 is designed for high-capacity operational demands, featuring an air-driven oxygen booster system capable of delivering significant charging capacities. Specifically, it achieves a standard output capacity of approximately 150 to 200 Liters Per Minute (LPM) under nominal operational conditions, scaling based on the input air drive pressure. The system compresses medical-grade or aviation-grade gaseous oxygen (GOX) to a maximum pressure of 350 kg/cm² (roughly 5000 PSI). This robust pneumatic boosting capability ensures rapid, reliable aircraft cylinder replenishment without the need for electrical power components near the highly reactive oxygen flow stream.
The IAF-UGSSO2 strictly adheres to both military and international aviation ground support equipment (GSE) standards. It holds compliance certifications for explosive atmosphere safety and high-pressure gas handling (such as ASME Section VIII for pressure vessels and relevant MIL-SPECS for ruggedized military deployment). Furthermore, all oxygen-wetted components are rigorously cleaned and certified for oxygen service in accordance with ASTM G93 and ISO 15001 standards to prevent hydrocarbon contamination. The integrated purity monitoring system is also factory-calibrated to meet strict aviation breathing oxygen (ABO) purity specifications, guaranteeing safe life-support gas delivery.
Turnaround time for oxygen charging cycles is heavily optimized through the system's dual-booster configuration and integrated multi-pressure distribution panel. For a standard fighter aircraft equipped with a typical 5-liter to 10-liter onboard oxygen cylinder, a complete charging cycle from a depleted state to 150 kg/cm² takes approximately 5 to 8 minutes. This rapid replenishment is achieved by utilizing the parallel running mode of the boosters. Additionally, the internal scavenging feature equalizes pressure between the main storage banks and the target cylinder before active boosting begins, cutting overall cycle time by up to 30%.
Yes, the UGSSO2 is specifically engineered for seamless integration with existing Indian Air Force (IAF) ground support infrastructure and protocols. The vehicle features universal charging adapters and multi-pressure distribution ports (ranging from 1 kg/cm² to 350 kg/cm²) that interface flawlessly with both Russian-origin (e.g., Su-30MKI, MiG-29) and Western-origin (e.g., Rafale, Mirage 2000, C-17) aircraft fleets. Its standardized pneumatic drive requires only standard compressed air (typically 7 to 10 bar) commonly available on airbases via mobile compressors or standard shop air, making it highly versatile for immediate deployment across diverse flight lines.
Maintenance for the UGSSO2 is structured around preventative and predictive schedules to ensure maximum flight-line availability. Daily protocols involve visual inspections of high-pressure hoses, leak checks using oxygen-safe leak detection compounds, and verification of the CO2 total flooding fire suppression system. Bi-annual maintenance requires the replacement of specific dynamic seals within the air-driven boosters and recalibration of the inline oxygen purity monitors. Every five years, the high-pressure storage cylinders (banked GOX) must undergo statutory hydrostatic stretch testing in accordance with PESO (Petroleum and Explosives Safety Organization) regulations to ensure vessel integrity under maximum stress.
The distribution panel provides four distinct, regulated pressure ranges to safely service various aircraft systems without over-pressurization risks. Port I delivers low pressure between 1 to 5.5 kg/cm² for specific medical or low-demand applications. Port II provides medium pressure from 150 to 230 kg/cm², standard for many legacy aircraft. Port III handles high pressure from 230 to 350 kg/cm², suitable for modern high-altitude fighters. Finally, Port IV allows for maximum unrestricted flow up to the peak 350 kg/cm² threshold. High-precision pressure regulators and calibrated gauges govern each dedicated outlet.
Maintaining Aviation Breathing Oxygen (ABO) standards is critical to prevent pilot hypoxia. The UGSSO2 integrates a sophisticated inline purity monitoring system that continuously samples the gas stream during distribution. This digital analyzer checks for moisture content (dew point), particulate matter, and hydrocarbon presence down to parts-per-million (ppm) levels. If the system detects that the oxygen purity drops below the mandated 99.5% threshold, automated safety interlocks instantly shut down the boosting process and isolate the distribution valves, preventing contaminated gas from ever reaching the aircraft's critical life-support cylinders.
Internal oxygen boosting, or cascading, is an efficiency mechanism designed to maximize the utilization of stored oxygen. The vehicle features multiple interconnected high-pressure storage banks. Instead of venting residual gas when a bank's pressure drops below the target charging pressure, the UGSSO2 routes this low-pressure gas into the air-driven booster. The booster then compresses it and transfers it to another bank or directly to the aircraft. This scavenging capability ensures that nearly 95% of the stored oxygen is utilized, dramatically reducing logistical resupply frequency and overall operational costs for the airbase.
Operating with high-pressure oxygen requires extraordinary safety measures. The UGSSO2 is equipped with a comprehensive CO2 total flooding system inside the enclosed canopy, capable of rapidly suppressing any localized fire. All pneumatic lines feature burst discs and pressure relief valves (PRVs) calibrated precisely to prevent catastrophic over-pressurization. The physical design incorporates an armored blast shield separating the operator console from the high-pressure storage banks. Furthermore, the system uses entirely air-driven pneumatics for the boosting process, completely eliminating electrical spark hazards from the oxygen handling zone to ensure absolute explosive atmosphere safety.
The deployment of an air-driven oxygen booster is a deliberate engineering choice prioritizing safety and reliability in hazardous environments. Unlike electromechanical compressors, air-driven pumps do not require electrical power near the pure oxygen stream, eliminating the risk of electrical arcs causing ignition. They utilize standard compressed shop air (7-10 bar) to drive a large-area piston, which in turn compresses the oxygen in a smaller-area high-pressure chamber. This pneumatic intensification allows the system to reach pressures up to 350 kg/cm² safely, while remaining highly robust against the dust, heat, and vibration typical of military flight lines.
The UGSSO2 incorporates a dual air-driven oxygen booster configuration to provide unmatched operational redundancy and speed. Operators can select between a Duty/Standby mode, where one booster remains in reserve to guarantee zero downtime during scheduled maintenance or unexpected seal failures. Alternatively, during high-tempo scramble scenarios or large fleet deployments, both boosters can be engaged in Parallel mode. Running simultaneously, they effectively double the volumetric charging capacity (LPM), significantly cutting down the total turnaround time required to service multiple aircraft, ensuring the squadron remains combat-ready without logistical bottlenecks.
While the primary function of the UGSSO2 is to charge Gaseous Oxygen (GOX) systems directly, it plays a vital support role for fleets utilizing Liquid Oxygen (LOX) or On-Board Oxygen Generating Systems (OBOGS). Aircraft with OBOGS frequently carry high-pressure emergency bailout GOX cylinders that require periodic ground replenishment. Similarly, LOX handling facilities rely on high-pressure GOX for purging lines, testing, and backup supplies. The UGSSO2 acts as the central mobile hub for these tasks, ensuring that regardless of the primary breathing system, all secondary and emergency high-pressure gaseous requirements are fully met.
The entire UGSSO2 system is engineered as a highly mobile, self-contained unit mounted on a ruggedized commercial or military-spec truck chassis, depending on the procurement requirement. This vehicular integration allows it to traverse unprepared tarmac, taxiways, and rough terrain surrounding forward operating bases. It features a weather-proof, structurally reinforced canopy with roll-up shutter doors for rapid access to the control panels. Because the high-pressure gas banks, boosters, and distribution systems are permanently integrated into the vehicle's subframe, it eliminates the need for forklifts, trailers, or stationary gas houses, offering true "drive-up" servicing.
Yes, the UGSSO2 is fundamentally a modular platform designed to be customized to specific end-user requirements. The high-pressure storage bank configuration can be scaled up or down based on the expected sortie generation rate and base logistics. The multi-pressure distribution panel can be recalibrated with specific pressure regulators to match the exact requirements of a unique aircraft fleet. Furthermore, Neometrix can provide customized charging hose interfaces, adapters, and coupling mechanisms to ensure perfect compatibility with both legacy Eastern-bloc pneumatic fittings and modern NATO-standard aviation quick-disconnect charging ports.
Presentation

Slide Deck Gallery

Comprehensive overview of the UGSSO2 mobile high-pressure oxygen charging and distribution system.

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Details

UGSSO₂ – Oxygen Charging & Distribution Vehicle
Mobile High-Pressure Aviation Oxygen Ground Support System (Storage + Boosting + Multi-Pressure Distribution)

Designed in compliance with IAF Ground Support Equipment Standards
Introduction — why aircraft need oxygen, and why oxygen ground support must be engineered like a process system

Product overview
UGSSO₂ is a mobile, canopy-integrated oxygen ground support system designed to:
• Build a high-pressure onboard oxygen reserve via controlled boosting
• Provide multi-pressure aircraft servicing outlets through a Distribution Manifold
• Maintain high availability with dual-booster redundancy
• Improve oxygen logistics efficiency through internal boosting (better utilization of residual pressure)
• Strengthen operational governance using Oxygen Purity Standards monitoring and protective logic
• Protect the enclosed equipment environment using fire detection + CO₂ total flooding suppression

UGSSO₂ is part of Neometrix’s broader portfolio of advanced aerospace systems. 
Explore all Neometrix ground support systems to understand the complete ecosystem of hydraulic, pneumatic, and oxygen handling technologies.

What UGSSO₂ is built to do
1) Create an onboard high-pressure oxygen reserve
UGSSO₂ receives oxygen from external supply cylinders and boosts it into onboard storage banks using a controlled Oxygen Charging Rate.

2) Service aircraft oxygen units through defined outlet pressure regimes
UGSSO₂ provides dedicated distribution outlets across multiple pressure windows through a Distribution Manifold.

System architecture (two-unit solution)

A) Main oxygen charging vehicle
• Banked high-pressure oxygen storage skid including Cryogenic Storage compatibility  
• Oxygen boosting skid with two independent air-driven boosters supported by  PSA (Pressure Swing Adsorption)systems  
• Rear operator station  
Right section – Distribution & aircraft servicing:
• Controlled charging via Regulator Assembly  
• Venting and shutdown practice  

For continuous oxygen supply in large-scale aviation environments, these systems can be complemented with gas generation systems for aviation, ensuring uninterrupted oxygen availability across airbases.

5) Oxygen purity monitoring — quality treated as a controlled parameter
UGSSO₂ incorporates  Oxygen Purity Standards monitoring/control logic so oxygen quality is not assumed.

Safety engineering — oxygen reality, not brochure safety
The system architecture supports controlled operation by preventing unsafe states such as:
• exceeding storage pressure limits using Pressure Relief Valve systems  

These safety-critical mechanisms are aligned with Neometrix’s broader expertise in precision pressure regulation technology, ensuring stable and controlled operation under extreme pressure conditions.

Technical Specifications
A) Vehicle & platform
Parameter Specification
Deployment Mobile, truck-mounted oxygen charging & distribution vehicle
Operating environment Outdoor / airbase operations
Fuel tank capacity (vehicle) 60 L
Tyre pressure (vehicle) 115 PSI
Measured axle loads Front: 1925 kg / Rear: 3025 kg
Gross vehicle weight (GVW) 4995 kg
B) Onboard oxygen storage (high-pressure bank system)
Parameter Specification
Storage working pressure 350 kg/cm² class
Cylinder water capacity 40 L
Total cylinders 12
Bank arrangement 4 banks × 3 cylinders per bank
Cylinder height 1135 mm
Cylinder diameter Ø232 mm
Approx. cylinder weight 90 kg each
Cylinder color Black
C) Oxygen boosting (dual booster skid)
Parameter Specification
Booster configuration 2 × air-driven oxygen boosters
Operating modes Duty/standby or parallel boosting
Drive air source Towable compressor trolley (external)
D) Oxygen distribution (multi-pressure outlets)
Port Outlet Pressure Range
Port I 1 to 5.5 kg/cm²
Port II 150 to 230 kg/cm²
Port III 230 to 350 kg/cm²
Port IV 350 kg/cm²
E) Compressor trolley (drive-air supply)
Parameter Specification
Working pressure 100 PSI / 7 kg/cm²
Free air delivery (FAD) 270 CFM (≈ 7.64 m³/min)
Unloading pressure 95 PSI / 6.5 kg/cm²
Diesel tank capacity 100 L
Tyre pressure 130 PSI / 8.9 kg/cm²
Approx. trolley weight ~7800 kg
Max towing speed 20 km/h
Comparison: UGSSO2 vs Portable Oxygen Charging Alternatives
Criteria UGSSO2 (Vehicle-Mounted) Portable Cylinders Trailer-Based System Fixed Facility
Mobility High (Fully mobile, deployable on flight line) Very High (Manual transport) Moderate (Towable, requires setup) None (Fixed installation)
Charging Speed (LPM) High (Dual booster system, rapid charging capability) Low (Manual, regulator-limited flow) Medium (Compressor dependent) Very High (Industrial-scale systems)
Cost per Charge Cycle Optimized (Efficient boosting reduces wastage) High (Frequent cylinder logistics) Moderate (Fuel + maintenance) Low (Bulk production efficiency)
Oxygen Purity Controlled (Monitoring with safety interlocks) Variable (Source dependent) Moderate (Limited inline monitoring) High (Centralized PSA/LOX systems)
IAF Compliance Full compliance (Designed for aviation use) Limited (Manual process) Partial (Needs validation) High (Facility-grade compliance)
Installation Time Immediate (Ready-to-operate vehicle) None (Plug-and-use) Moderate (Setup required) High (Infrastructure-heavy)
Specifications subject to customization and operational conditions. How UGSSO₂ works (technical workflow) The system follows engineering principles similar to high-performance testing platforms used across Neometrix solutions. Explore all Neometrix ground support systems to see how integrated testing, pressure control, and fluid systems work together across applications. How UGSSO₂ works (technical workflow) Mode 1 — Build onboard reserve (external boosting into banks) 1. Position the vehicle, establish a controlled operating zone, confirm oxygen-clean readiness. 2. Connect inlet oxygen supply cylinders through the inlet interface. 3. Purge/vent the inlet hose and interface to remove air/moisture ensuring oxygen system cleanliness. 4. Connect drive air from the compressor trolley. 5. Start Booster-I or Booster-II (or both for higher throughput) while controlling adiabatic compression. 6. Monitor inlet pressure, booster outlet pressure, and bank pressures using pressure instrumentation. 7. Boost into selected bank(s) to the target storage pressure. 8. Return the system to a safe baseline: close valves in defined sequence, depressurize where required, cap interfaces. Mode 2 — Service aircraft oxygen units (distribution from onboard banks) 1. Select the correct outlet port based on required pressure regime. 2. Purge outlet hose and connect to aircraft charging interface. 3. Select bank/cylinder supply by controlled opening of isolation and cylinder valves ensuring oxygen compatibility. 4. Regulate charging pressure/flow using a regulator assembly and monitor continuously. 5. Complete safe venting and shutdown; cap and stow hoses. Mode 3 — Internal boosting (optimize onboard inventory) 1. Select source bank/cylinder with usable residual pressure. 2. Route flow through the internal boosting path to raise pressure in the target bank/cylinder while maintaining oxygen charging rate. 3. Monitor pressures and complete controlled shutdown. Scope of supply (typical) A typical UGSSO₂ package includes: • Truck-mounted oxygen charging & distribution vehicle with protected canopy module • Banked high-pressure oxygen storage skid • Dual air-driven oxygen booster skid • Rear operator station (boosting/storage + distribution) • Oxygen purity monitoring/controller • Fire detection and CO₂ total flooding suppression system • Towable compressor trolley for booster drive air • Standard hoses/adapters and basic tool/accessory kit (as configured) Customization for international buyers UGSSO₂ can be configured to suit regional standards and fleet requirements. Typical customization areas include: • Aircraft charging interfaces/adapters and hose standards • Outlet port strategy (pressure regime tuning and regulation philosophy) • Storage capacity and bank configuration within vehicle constraints • Labelling, language, and operator workflow preference • Training, spares provisioning, and documentation package strategy Ideal buyers and applications • Air forces and naval aviation bases • Aircraft MRO / overhaul facilities • Training bases seeking standardization across crews • Remote or expeditionary operations requiring mobile servicing • Multi-base operators seeking a unified oxygen servicing platform

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