Oil and Gas

G16CM34 Gas Engine

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Overview

The G16CM34 is a natural gas, spark ignited, V-style, turbocharged and aftercooled engine that provides: low emissions, high efficiency, high reliability, high flexibility, constant torque and variable speed. The engine achieves high efficiency and low emissions by utilizing solenoid operated gas admission valves, enriched prechamber design, and Cat® ADEM A3 control technology.

Engine Specifications

Units:
Minimum Rating 8180.0 HP 6100.0 ekW Less
Maximum Rating 8180.0 HP 6100.0 ekW Less
Emissions U.S. EPA SI NSPS Site Compliant Capable U.S. EPA SI NSPS Site Compliant Capable Less

Aspiration

Aspiration Turbocharged-2 Stage Aftercooled Turbocharged-2 Stage Aftercooled Less

Bore

Bore 340.0 mm 13.38 in Less

Compression Ratio

Compression Ratio 11.4:1 11.4:1 Less

Displacement

Displacement 610 L (37,209 in3) 610 L (37,209 in3) Less

Flywheel Teeth

Flywheel Teeth 408 408 Less

Governor and Protection

Governor and Protection Electronic (ADEM™ A3) Electronic (ADEM™ A3) Less

Oil Change Interval

Oil Change Interval 7500 hrs 7500 hrs Less

Rotation from Flywheel End

Rotation from Flywheel End Counterclockwise Counterclockwise Less

Stroke

Stroke 420.0 mm 16.54 in Less

Weight - Dry

Weight - Dry 82000.0 kg 181000.0 lb Less

Engine Design

- Tough and durable, built on industry standard G3300 platform - Caterpillar supplied air/fuel ratio control and threeway catalyst designed specifically for this engine to provide superior emissions control with NSPS and NonAttainment zone compliance- 0.5 g and 1 g NOx settings available - Integrated operator interface panel, TWC and AFRC reduces hands-on time with the engine - Operator interface panel allows setup and servicing without a laptop- Runs on a broad range of fuels and speeds at any emissions level- Factory installed components with single connection point eases packaging

Full Range of Attachments

Large variety of factory-installed engine attachments reduces packaging time

PRODUCT SUPPORT OFFERED THROUGH GLOBAL CAT DEALER

More than 2,200 dealer outletsCat factory-trained dealer technicians service every aspect of your petroleum engineCaterpillar parts and labor warranty. Preventive maintenance agreements available for repairbefore-failure optionsS•O•SSM program matches your oil and coolant samples against Catepillar set standards to determine:- Internal engine component condition- Presence of unwanted fluids- Presence of combustion by-products- Site-specific oil change interval

OVER 80 YEARS OF ENGINE MANUFACTURING EXPERIENCE

Over 60 years of natural gas engine productionOwnership of these manufacturing processes enables Caterpillar to produce high quality, dependable products.- Cast engine blocks, heads, cylinder liners, and flywheel housings- Machine critical components- Assemble complete engine

Attachments

Gas Compression Engines
G12CM34 Gas Engine

G16CM34 Gas Engine Standard Equipment

Air Inlet System
  • Turbocharger Inlet Adapter - provides a flexible connection between engine mounted turbocharger inlet and customer inlet air piping
  • Air Filter Units - Two air filter housings for remote installation, one per turbocharger, are designed for normal environmental conditions. Each filter housing contains six (6) dry filter elements. A single filter housing with twelve (12) filter elements
  • Air Intake Silencer – an in-line tubular air silencers designed for 30 dB(A) noise reduction

Cooling System
  • The engine includes an auxiliary skid that combines the cooling system and lubrication system functions. The standard cooling system separates the High Temperature (HT – includes JW) circuit from the Low Temperature (LT – includes 2nd stage of aftercooler
  • Set of Flexible Connectors at the engine for cooling water piping

Crankcase Ventilation Systems
  • Design includes multi-stage oil remover with metal elements and paper filter
  • Capacity – 340 m3/h (200 scfm)

Cylinder Block
  • One-piece design for strength and rigidity
  • Underslung crankshaft reduces weight and provides easy access to bearings for service
  • Dry cylinder block (waterless) offers reduced repair times and increased strength
  • Crankcase pressure relief devices
  • Designed for block or skid mounting

Cylinder Head
  • Individual cylinder heads with two inlet and two exhaust valves per cylinder
  • Water-cooled exhaust seats to increase life
  • Nitrided valves with automatic rotators

Drive Coupling
  • A torsionally elastic high damping steel spring coupling is provided. The TVA study with up to eight compressor load cases is included.

Engine Controls and Instrumentation
  • The engine utilizes the ADEM A3 engine management system for speed regulation, individual cylinder detonation control, closed loop air/fuel ratio control, engine monitoring and protection. Electronically controlled pneumatic actuated valves control the ma

Exhaust Gas System
  • - Two front-mounted (non-flywheel end) turbochargers designed for constant pressure supercharging - Variable geometry turbochargers will provide optimal air-fuel ratio control through a wide operating range by controlling its own manifold pressure - Exhau

Flywheels & Flywheel Housings
  • A flywheel with starting ring gear is shipped mounted, cover/guard not included.

Fuel System
  • Gas Regulating Unit – independently controls the gas supply pressure to the main combustion chamber and pre-chamber. The skid is certified for Class 1, Division 2, Group D hazardous location.
  • Set of Flexible Connectors at the engine for main chamber and pre-chamber piping

Lube-Oil System
  • The lube-oil part of the auxiliary skid includes the following components:

Painting
  • The engine is painted Cat yellow, other colors can be provided. Caterpillar Motoren's standard paint system will be used.

Starting System
  • Equipped with turbine-type air starters (TDI) uses compressed air or natural gas for engine starting; 1,034 kPa (150 psi) minimum air pressure. Rear mounted.
  • Set of Flexible Connectors at the engine for start air/gas piping
  • Barring Device Controller – handheld controller with hoses and oiler

Testing
  • Each engine is factory tested before shipment from Kiel, Germany. Test reports will be provided as part of the standard documentation.

General
  • Flexible Coupling – flexible coupling between engine and driven equipment (compressor)
  • Barring Device Controller – handheld controller with hoses and oiler
  • Torsional Vibration Analysis (TVA) of up to eight (8) load cases

G16CM34 Gas Engine Optional Equipment

Air Inlet System
  • Inlet air Pre-heater – required for inlet air temperature below -20°C (-4°F)

Exhaust Gas System
  • Exhaust Ventilation System – purge the entire exhaust gas system to maintain gas concentration below ignition point reducing the risk of exhaust gas explosion. The skid is certified for Class 1, Division 2, Group D hazardous location

General
  • Bearing Temperature Monitor – to monitor temperature of the main crankshaft bearings and the connecting rod big end bearings. •    Engine Special Tools – set of special tools for GCM34 engines.