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Emissions



From a simple air-fuel ratio controller, which precisely adjusts your air/fuel mix to maintain targeted emissions levels over a variety of conditions, to a complete integration package pre-calibrated specifically for your engine model, FW Murphy has an emissions solution for you. Murphy provides better performance through fuel efficiency, automation, and state-of-the-art technology.



 

Engine Integrated Control System (EICS®)

 

Murphy's Engine Integrated Control System (EICS®) is a complete integration package pre-calibrated specifically for your engine model. The system optimizes your engine’s performance and makes emission compliance easier than ever, saving you money and time.

EICS combines Murphy’s IntelliSpark® Ignition technology, air/fuel control, speed governing, interface and diagnostics, sensors, harnesses, catalyst and engine control unit (ECU) - all in one pre-configured package.

•   An OEM approach to an after-market application
•   Pre-calibrated and dyno tested for specific engine models
•   Advanced electronic air-fuel ratio control
•   Fast response to engine speed/load variations and fuel quality changes
•   Graphical color user interface
•   Data sharing via Modbus RS485
•   Data logging


Click here to see product specifications and current literature.

 

 

AFR-64L Lean-Burn Air-Fuel Control System

 

The AFR-64L Lean-Burn air/fuel control system automatically tracks multiple factors, including engine load and tailpipe emissions, to maximize fuel efficiency, minimize engine emissions, improve engine performance and reduce maintenance costs.

The AFR-64L controller provides state-of-the-art engine control by precisely adjusting the the lean-burn air/fuel mix to maintain targeted emissions levels over varying engine loads, speeds, fuel quality and ambient conditions.

•   Fast, easy, low-cost installation
•   Fits most lean-burn, spark-ignited, carbureted natural-gas industrial engines
•   High-speed full-authority butterfly fuel control valves for quick response time
•   Comprehensive 76 fault diagnostics
•   Data plotting for easy, accurate troubleshooting
•   Separate alarm and shut-down dry contact relays
•   Closed loop, exhaust oxygen feedback control


Click here to see product specifications and current literature.

 

 

AFR-64R Rich-Burn Air-Fuel Control System

 

The AFR-64R Rich-Burn air/fuel control system precisely monitors the air/fuel mix to maintain targeted emissions levels – regardless of variance in load, ambient air temperature or fuel composition.

The AFR-64R controller stores up to 64 load-specific air/fuel set points and automatically tracks engine load changes based on engine RPM and manifold air pressure. The system will pinpoint performance problems to cut the costs of maintenance, downtime, labor and replacement parts.

•   Fast, easy, low-cost installation
•   Fits most gas-fueled, carbureted, rich-burn industrial engines, with or without a catalytic converter
•   Comprehensive 38-fault diagnostics, including continuous oxygen sensor health monitoring
•   Data plotting for easy, accurate troubleshooting
•   Separate alarm and shut-down dry contact relays
•   Up to 64 load-specific air/fuel set points to map your engine
•   Catalyst temperature monitoring for catalyst over temperature protection


Click here to see product specifications and current literature.

 

 

AFR-9R Air-Fuel Ratio Control System

 

The AFR-9R is a load following air/fuel ratio control system, designed to maximize the efficiency of a three-way catalyst by maintaining the proper air/fuel ratio over varying engine loads, speeds, fuel quality, ambient temperatures and barometric pressure.

The system includes the Murphy PV-450 full-color graphical user interface for control functions, monitoring, programming and diagnostic displays, and Murphy's AFR-9R controller, a microprocessor-based, nine set point air/fuel ratio controller.

•   Set point and operation done entirely through the full-color graphic display
•   Designed for wide range of horsepower, gas fueled, carbureted rich-burn industrial engines
•   Available: non-intrusive fuel enrichment strategy, or in-line fuel authority control strategy
•   High-speed full-authority butterfly fuel control valves for quick response time available
•   Proportional solenoid fuel control valves for auxiliary fuel control available
•   Map sensor to measure variances in manifold air pressure


Click here to see product specifications and current literature.

 

 

AFR-1R Air-Fuel Ratio Control System

 

The AFR-1R is the simplest to use rich-burn engine, single set point air/fuel ratio control system available. The system is designed to maximize the efficiency of a 3-way catalyst by maintaining the proper air/fuel ratio.

The system includes the Murphy PV450 full-color graphical user interface for control functions, monitoring, programming and diagnostic displays, and the AFR-1R air/fuel ratio controller, with one pre-catalyst set point target to optimize the catalysts performance.

•   Designed for low horsepower gas fueled, carbureted rich-burn industrial engines
•   Microprocessor-based controller with a single set point
•   Set point and operation done entirely through the full-color graphic display
•   Post catalyst, oxygen sensor input for real-time adaptation to changing catalyst performance
•   Pre and post catalyst differential temperature displayed
•   Separate alarm and shut-down dry-contact relays for flexibility in setup and operation


Click here to see product specifications and current literature.

 

 

AFR-FI Air-Fuel Ratio Control for Lean-Burn Fuel Injected Natural Gas Engines

 

The AFR-FI Air/Fuel Ratio Controller for fuel injected, lean-burn natural gas engines, gives better performance through fuel efficiency, automation, and state-of-the-art technology.

This “smart system” optimizes the lean-burn air/fuel mix for top performance and fuel efficiency without pneumatics. The automated compliance maintains tight control of the lean-burn air/fuel mix with computer speed and precision.

•   Eliminates unreliable pneumatic air-fuel control
•   Better engine performance and fuel economy
•   26 alarms and shutdowns
•   Fully automatic, improved troubleshooting
•   Easy installation and setup
•   Supports high-speed communications


Click here to see product specifications and current literature.