Standard
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AS/NZS 3584.2:2008
[Available Superseded]Diesel engine systems for underground coal mines, Part 2: Explosion protected
Specifies safety requirements for diesel engine systems that are explosion-protected for use in underground coal mines, including use in explosion-risk zones. It implies limited time safe operation in atmospheres containing up to 1 percent methane.
Published: 23/01/2008
Pages: 84
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Application
1.3 Referenced documents
1.4 Definitions
2 Design and construction
2.1 Engine types
2.2 Condition monitoring
2.3 Surface temperature
2.4 Materials
2.4.1 Non-metallic materials
2.4.2 Light metals
2.4.3 External thermal insulation
2.5 Flexible metallic pipes
2.6 Joints
2.6.1 Designation
2.6.2 Fixed connection
2.6.3 Open joints
2.7 Transmission belts
2.8 Engine breather
2.9 Starting aids
2.10 Fuel systems
2.11 Air inlet systems
2.12 Air compressors
2.13 Cooling systems
2.14 Engine shutdown systems
2.14.1 General
2.14.2 Automatic safety shutdown system
2.14.3 Emergency Stop System
2.14.4 Manual fuel shut-off valve
2.14.5 Sensing devices
2.14.6 Engine start and restart
2.15 Exhaust systems
2.15.1 General
2.15.2 Required equipment
2.15.3 Optional equipment
2.15.4 Exhaust flametrap
2.15.4.1 General
2.15.4.2 Positive flametraps
2.15.4.3 Water-based flametraps
2.15.5 Spark arrester
2.15.6 Exhaust cooling systems
2.15.6.1 General
2.15.6.2 Water bath
2.15.6.3 Air dilution
2.15.6.4 Heat exchanger
2.15.6.5 Water injection
2.15.7 Particulate filter
2.15.7.1 General
2.15.7.2 Replaceable element-type filters
2.15.7.3 Filter-ignition temperature measurements
2.15.8 Exhaust emissions
2.15.8.1 Exhaust
2.15.8.2 Gravimetric emissions (gaseous)
2.15.8.3 Smoke
2.15.8.4 Test point
2.16 Electrical systems
3 Marking
3.1 Compliance plate
3.2 Engine specification plate
3.3 Warning labels
4 Testing
4.1 Type testing
4.2 Modified components
4.3 Installed tests by the diesel engine system manufacturer
4.4 Routine commissioning tests by the manufacturer
4.4.1 General
4.4.2 Test results
4.4.2.1 Shutdown, temperature and hydrostatic tests
4.4.2.2 Exhaust emissions
4.5 Use of low emission fuel
4.6 Management system
5 Documentation
5.1 Documentation to be supplied
5.1.1 General
5.1.2 Manufacturer to the testing authority or certifying authority
5.1.3 Testing authority or certifying authority to the manufacturer, after assessment
5.1.4 Manufacturer to the purchaser
5.2 General arrangement drawings
Appendix A
A1 Introduction
A2 Product certification
A3 Supplier's quality system
A4 Other means of assessment
Appendix B
B1 Scope
B2 Testing authority
B3 Principle
B4 Fuel supply
B5 Apparatus
B6 Accuracy
B7 Procedure
B7.1 Normalization
B7.1.1 General
B7.1.2 Test procedure
B7.2 Determination of set points for further testing
B7.2.1 High-idle speed
B7.2.2 Rated torque
B7.2.3 Rated power
B7.2.4 Low-idle speed
Appendix C
C1 General
C2 Fuel supply
C3 Methane supply
C4 Apparatus
C5 Accuracy
C6 Procedure
C6.1 General
C6.2 Smoke measurement
C6.3 Single-point tests for variable speed engines
C6.4 Single speed (governed) engines
Appendix D
D1 Purpose
D2 Symbols and abbreviations
D3 Principle
D4 Fuel specification
D5 Apparatus
D6 Test conditions
D7 Test procedure for exhaust emissions
D8 Calculations
D9 Alternate calculations
D10 Data validation
D11 Test report
Appendix E
E1 Scope
E2 Objectives
E3 Permissible limits
E4 Principle
E5 Fuel supply
E6 Apparatus
E7 Accuracy
E8 Procedure
E8.1 General
E8.2 Normalization
E8.3 Methane injection
E8.4 Duration test
E8.5 Surface temperature measurement
E8.6 Exhaust (gas stream) temperature determination
E8.6.1 Unrestricted
E8.6.2 Restricted
E8.6.3 Heat exchanger or water injection exhaust cooling system temperature tests
E8.6.4 Air-based exhaust cooling system temperature test
E8.7 Inlet (airstream) temperature determination
E9 Test report
Appendix F
F1 General
F2 Principle
F3 Fuel
F4 Apparatus
F5 Accuracy
F6 Procedure
F6.1 General
F6.2 Normalization
F6.3 Protection system tests
F6.3.1 Spark arrester (see Clause 2.15.5 and Appendix G)
F6.3.2 Water-bath exhaust cooling system (see Clause 2.15.6.2)
F6.3.3 Fume-dilution or forced-air system exhaust cooling system (see Clause 2.15.6.3)
F6.3.4 Heat exchanger—Exhaust cooling system (see Clause 2.15.6.4)
F6.3.5 Water injection—Exhaust cooling system (see Clause 2.15.6.5)
F6.3.6 Particulate filter (see Clause 2.15.7)
F6.3.7 Manual fuel shut-off valve (see Clause 2.14.4)
F6.3.8 Emergency stop system
F6.3.9 Coolant temperature sensors (see Clause 2.14.5(a))
F6.3.10 Coolant-loss sensors (see Clause 2.14.5(a)(ii))
F6.3.11 Low engine-oil pressure (see Clause 2.14.5(b))
F6.3.12 Fail-to-safety system tests (see Clause 2.14.2)
F6.3.13 Exhaust flametrap (see Clause 2.14.5(e))
F6.3.14 Temperature sensors
F6.3.15 Header tank water flow
F7 Test report
Appendix G
G1 Scope
G2 Application
G3 Apparatus
G4 Procedure
G4.1 General
G4.2 Minimum water level/flow determination
G5 Test report
Appendix H
H1 General
H2 Test report
Appendix I
I1 Scope
I2 Specification for emission analysis instrumentation
Appendix J
J1 Scope
J2 Fuel composition
Appendix K
Appendix L
L1 Scope
L2 Application
L3 Special applications
L4 Principle
L5 Fuel
L5.1 Standard margin-of-safety gas
L5.2 Enhanced margin-of-safety gas
L5.3 Methane
L6 Apparatus
L7 Test procedure
L7.1 General
L7.2 Inlet system
L7.3 Positive flametrap in exhaust system
L7.4 Water-based flametrap in exhaust system
L7.5 Flame propagation
L8 Test report
Appendix M
M1 Scope
M2 Principle
M3 Apparatus
M4 Procedure
M4.1 Inlet system
M4.2 Exhaust system
M4.3 Methodology
M4.4 Acceptance criteria
M5 Test report
Appendix N
N1 Scope
N2 Principle
N3 Materials
N4 Apparatus
N5 Sample preparation
N6 Procedure
N6.1 Method
N6.2 Impact area
N6.3 Number of tests
N7 Test report
Appendix O
O1 General
O2 Principle
O3 Methodology
Cited references in this standard
[Current]
Quality management — Quality of an organization — Guidance to achieve sustained success
[Pending Revision]
Electrical equipment for mines and quarries, Part 2: Distribution, control and auxiliary equipment
[Current]
Electrical equipment for mines and quarries, Part 3: Substations
[Pending Revision]
Electrical equipment for mines and quarries, Part 4: Mains powered electrical mobile machines
[Pending Revision]
Electrical equipment for mines and quarries, Part 5: Battery powered electrical mobile machines
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