Roxel Rental - Atex sone 1 breathing air compressor at teknologi og industri forum - 4 juni 2015

ATEX sone 1

Breathing Air Compressor

© Safewell Solutions Ltd 2015

Integrates All This –Safely!

Compressed Breathing Air Safety Assurance

Safewell Integrated Compressor Purifier System

Validated for 4 Operatives

AIR PURIFICATION

BARRIER

COMPRESSOR

WITH ENCLOSURE

GAS MONITOR

RECEIVER

CONDENSATE

REMOVAL &

TREATMENT


Breathing Air Purification (High Safety)

Generation of breathing quality air designed to

meet EN12021

For general breathing air applications

For medical applications

Barrier For Critical Safety Applications

Safewell ALG10 is an example

High Margin of Safety Including CO and CO2

2 Man and 4 Man Versions Available

ALG10 Purification System


Safewell ATEX Breathing Air System Overview

• Reliable proven rotary screw compressor technology –latest

compact air end technology

• Integrates Field proven Safewell ALG10 air purification

system for 4 Man Operation

• Air quality suitable for breathing exceeding requirements of

BS EN 12021 standard.

• Various mounting options including installation in a DNV

frame or Mini Container

• Fully ATEX zone 1 certified ready for use.

Important: Compressor / Purifier Interface Now Under Control !


Safewell ATEX Breathing Air System Specifications

• System Operating Pressure 9.5 bar(g)

• Operating Temperature 0 to 30 Degrees C

• Power Supply 400 – 690 VAC, 50/60 Hz

• ATEX Ex II 2G IIB T3 zone 1 /CE / PED

• Marine 3 Coat System

• Dimensions1000mm (w) x 920mm (d) x 1300 mm High.

Weight (w/o DNV frame) 500 Kg

• Industrial Build – Robust, Reliable, Durable


Safewell ATEX Breathing Air System Purification

• Purifies Air to a quality exceeding the European Standard EN12021 –

Medical grade air

• Coalescing Filter elements validated to ISO12500 – consistent

particulate retention

• Integral Cyclone Separator Removes Free Water

• Fully pneumatic regeneration dryer using molecular sieve to control

pressure dew point

• Activated Carbon to remove residual oil to 0.003 mg/litre

• Includes Catalyst to Reduce Carbon Monoxide and Media to remove

CO2, Nox, SOx

• Final Particle Retention is 99.99998%.


Safewell ATEX Breathing Air System Safety Features

• Purifies Air to a quality exceeding the European Standard EN12021

with high margin of safety

• SIL 2 (IEC61508) rated gas detection on air intake to shutdown

compressor if Explosive Gas Methane / Propane etc detected @ 5%

LEL

• Escape Air Supply 3 x 9 L / 232 bar cylinders Independently Validated

for 10 Minutes

• Air operated Siren to alert operatives when back up air is activated

• ATEX air filter to prevent static build up

• ATEX / CE / PED Compliance


Safewell ATEX Breathing Air System Validation

• Flow Output Independently Validated using

Respiration Simulators

• Faceplate Pressure Independently

Validated using Respiration Simulators

• Escape Air Duration Independently

Validated Using Respiration Simulators

Key Point: Independently Validated for 4 Men Using Simulation! Reports Available based on 40 bpm x 2.5L = 100L /min

per person Demand Fed Air System e.g. Draeger Colt


Safewell ATEX Breathing Air System (Independent) Validation

Key Point: Faceplate pressure within manufacturer’s recommendation based on 40 bpm x 2.5L = 100L /min per person

Demand Fed Air System e.g. Draeger Colt


Safewell ATEX Breathing Air System (Independent) Validation


Safewell ATEX Breathing Air System

Integrates Field Proven ALG10 Purification System

Key Point: Intelligent Purification System Design Assures Ease of Maintenance

Designed for a Purpose – Safe Breathing Air to EN12021:2014 with a high margin of safety!



Production Units Internal Layout



Air Intake Quality Monitoring Options

Continuous Monitoring of Air Intake Quality

Using High Quality SIL2 rated sensors.

SIL = Safety Integrity Level (IEC61508)

Key Point: Sensors monitor air intake for explosive gas and shuts down compressor if levels breached

using SIL 2 rated safety loops



Various Independent Air Quality Monitoring Options

Continuous Real Time Data Logging and Alarms

Standard Sample Testing Safewell Air Analysers

Key Point: BA Compressor is Independent of the Monitoring System No Need to Return Complete unit

Onshore for Sensor Calibration / Repair



Various Independent Air Quality Monitoring Options




Production Units SS DNV Frame



Production Units SS DNV Frame



Production Units Mini Container

Technology

Roxel Rental - Atex sone 1 breathing air compressor at teknologi og industri forum - 4 juni 2015