200 to 18,000HP - Gas , Diesel, Heavy Fuel, Dual Fuel

Technology Update

By Wayne Longer

2

February 13, 2013

�Next Generation - G3600 Petroleum Gas Engines

– Improved fuel flexibility – Methane Number; Inerts

– Increased power, ambient-based rating capability

– Improved altitude / ambient capability

Four Models: G3616, G3606, G3608, G3612

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February 13, 2013

New Turbocharger

• Improved power

• Improved altitude

2 Stage Aftercooler

• Improved power

• Improved fuel tolerance

• Improved altitude

• Improved ambient temps

Cold Compressor Bypass

• Electronically controlled

• Improve turbo management

• Improves ambient/altitude capabilities

NOx Emissions Control

• Closed loop feedback

• Engine mounted NOx Sensor

Next Generation - G3600 Petroleum Gas Engines

4

February 13, 2013

Air Inlet on outside

New design

Exhaust on inside

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February 13, 2013

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February 13, 2013

Three discrete ratings will be available

• 54 ° C - 0.5 gram/bhp-hr NOx - 5000 bhp

• 43 ° C – 0.5 gram/bhp-hr NOx – 5175 bhp

• 32 ° C – 0.5 gram/bhp-hr NOx – 5350 bhp

Ambient based ratings feature will be available

• ECM output signal available for load management

• Provides continuous operation:

� 54 ° C to 43 ° C ratings

� 54 ° C to 32 ° C ratings

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February 13, 2013

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February 13, 2013

Performance Parameters: unit

Current

Production

G3616

Rated power bhp 4735 5000 5175 5350

Rated speed rpm 1000 1000 1000 1000

Rated BMEP bar 12.5 13.2 13.6 14.1

Full Torque Turndown % 25 25 25 25

NOx emissions g/bhp-hr (NTE) 0.5 0.5 0.5 0.5

SCAC Temp °C 54 54 43 32

Nominal BSFC Btu/bhp-hr 6766 6766 6746 6726

Altitude capability @ 100°F feet 2000 4000 4500 5000

45MN rating factor x 0.76 0.93 0.95 0.97

32MN rating factor x no rating 0.73 0.78 0.83

Fuel LHV range - std iron & maps Btu/scf820 - 1050

SRR up to 1150

Max inert content @ 45MN % 10

Max inert content @ 32 MN % no rating

G3616

Fuel Tolerant

775 - 1400

15

25

105% power

2x Altitude w/o derate

More power @ MN45

More power @ MN32

Substitute Natural Gas for Diesel

Well ServiceDrilling

Dynamic Gas Blending

Why Dynamic Gas Blending?

� Low natural gas prices – Save money

� Abundance of natural gas

� Reduce emission

� Opportunity to reduce flaring

Dynamic Gas Blending Technology

1. Customer connection point

2. Gas Shut Off Valve, Gas

heater, Pressure Regulator

3. Gas Fuel Control Valve

4. Line supplying metered

gas to the intake air stream

5. Integrated Sensor Module (ISM)

Monitors combustion and

communicates data to the

updated Engine Control

Module(*) and controls system to

adjust and protect the engine

6. EMCP 4.4 Control Panel

Engine, Generator, DGB control

Improved display performance including

16 languages, paralleling &

troubleshooting capability

12

34

56

6

Factory Bolt On Solution

Caterpillar Dynamic Gas Blending

Substitute Nat Gas for Diesel

Capable of 70% substitution

Dynamically adjusts to fuel quality changes

Maintain emissions compliance

NOx, PM and CO within regulated limits

Certified over a range of Lower Heating Value

Maintain diesel performance

Power and Transient Response

Reliability, Durability and Warranty

Maintains Caterpillar product design guidelines

Cat global dealer network support

Delivering Project Success

Sources: http://www.apachecorp.com/News/Articles/View_Article.aspx?Article.ItemID=2957

http://www.marketwatch.com/story/halliburton-uses-clean-burning-us-

natural-gas-to-power-a-complete-hydraulic-fracturing-fleet-2013-01-

11?siteid=nbsh

Source:

http://www.cat.com/cda/files/4303040/7/DGB%20OOB%20FINAL.pdf

Specific Project Details - Drilling

� (3) 3512C 1200rpm 1.1 eMW gensets

– Encana, Colorado 8,200ft altitude, drilling application

– 70 Methane Number field gas

– Previously running aftermarket kits – 20-25% average substitution

– Improved average substitution to ~40%,

Estimated fuel savings

– $3.30/gal diesel, $3.75/MMBTU field gas + oper costs

– 280 days/year operation, 2 gensets (1 idle)

– $500,000/year estimated annual savings

– >45% net fuel cost savings

DGB - Savings

Potential Fuel Savings - Caterpillar Dynamic Gas

Blending System

$0

$200,000

$400,000

$600,000

$800,000

$1,000,000

$1,200,000

$1,400,000

$1,600,000

0 25 50 75 100

% Engine Load

Po

ss

ible

An

nu

al F

ue

l S

av

ing

s Aftermarket - 30%

Aftermarket - 50%

Cat DGB - 70%$170k per year

Advantage

* Estimation based on $4.00/MMBTU of gas, $4.00/gal of diesel, engines running 16 hours/day.

70% substitution rate

Information contained in this publication may be considered confidential.Discretion is recommended when distributing.

Materials and specifications are subject to change without notice.CAT, CATERPILLAR, their respective logos, ADEM, “Caterpillar Yellow” and the “Power Edge” trade dress, as well as corporate

and product identity used herein, are trademarks of Caterpillar and may not be used without permission.

LESW0023-00 (11/09) 2009 CaterpillarAll rights reserved.

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