Air Fuel Ratio Control

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The KRONOS product range comprises four systems for Air Fuel Ratio (AFR) control as well as speed/load control systems. You are sure to find a solution to meet your requirements, independent of engine size, specific application, operational demands and emission requirements.

Order Information KRONOS Carburetion Systems/AFR-Control

System overview

Product Description Applications Documents pdf

KRONOS 10

mechanically controlled

    LES-mechan-adj-screw-GT-50



Gas-Mixer-100

Simple mechanical air fuel ratio control system consisting of a throttle valve, a Venturi based gas/air mixer and a mechanical gas main adjusting screw.

» System Components

Good solution for all sizes of engines from 25 kW to 3 MW where precise control of emissions is not required.

Leaflet KRONOS

Data Sheet Throttle Valves


KRONOS 20

electronically controlled


kronos_20_a

Kronos_10_20_E_V2

Gas-Mixer-100 


Electronically controlled AFR trim control system. Allows speed/load dependent lambda values to be set within a certain range. Improves engine behaviour under all operating conditions.

» System Components

For Lambda 1 and lean operation up to 1 MW and for higher emission quality requirements.

Leaflet KRONOS

Manual KRONOS 20

 

 

Option with Annular Gap Gas Mixer



GMA_02_2011

Electronically controlled AFR control system. All KRONOS 20 functions integrated in annular gap gas mixer.

Leaflet KRONOS



Data Sheet Annular Gap Gas Mixer

KRONOS 30 M

full authority

ELEKTRA_Gas-Metering-Unit

Gas-Mixer-100



Full authority system including speed/load control. Flexible modular concept can be extended to accommodate applications with larger variations in gas, engine and ambient parameters.

» System Components

For multi-gas and high gas quality or lambda fluctuations with power range 200 kW to 3 MW. Leaflet KRONOS
Manual KRONOS 30
KRONOS 40

injection based

mvc-01_0908

megasol_1000_gas_admission_valve_kl

Speed/load control system for gas engines with gas injection valves controlled by solenoid valves. Individual cylinder injection and exhaust gas temperature sensing, which makes precise gas metering possible.

» System Components

The system can handle cylinder outputs from 100 to 600 kW and up to 20 cylinders. Basic system used on injection engines in leanburn mode.

    Leaflet KRONOS

     

    KRONOS 10 system components

    Product Description Applications Documents pdf
    LES 20 les-mechan-adj-screw-gt-20 Mechanical adjusting screw Gas & dual fuel engines



    LES 40



    LES-mechan-adj-screw-GT-50

    Mechanical adjusting screw Gas & dual fuel engines
    GM 30

     GM_30

    Gas mixer Small gas & dual fuel engines
    GM 50

    gm-50

    Gas mixer 

    Small gas & dual fuel engines

    Data Sheet Gas Mixer

     

     

     

     

    GM 100

    Gas-Mixer-100

    Gas mixer 

    Medium sized gas & dual fuel engines
    GM 140

    gm140

    Gas mixer 

    Medium sized gas & dual fuel engines
    GM 200

    gm-200

    Gas mixer 

    Large gas & dual fuel engines
    GM 300

    gm_300

    Gas mixer 

    Large gas & dual fuel engines

    KRONOS 20 system components

    Product Description Applications

    KRONOS 20

     


    kronos_20_a
    Control unit Gas & dual fuel engines
    ELES 50





    eles_elect_adj_srew_50_kl

    Electronically controlled main adjusting screw

    Gas & dual fuel engines

    ELES 80



    eles_elect_adj_screw_-80

    Electronically controlled main adjusting screw Gas & dual fuel engines
    Gas Mixer

     

    Gas-Mixer-100

     » KRONOS 10

    Gas & dual fuel engines
    Temperature Sensor

     

    temperatursensor

    » Sensors
       Details & documents

    Pick-up Sensor

     

     drehzahlsensoren

    » Sensors
       Details & documents

    Pressure Sensor

     

     drucksensoren

    » Sensors
       Details & documents

    KRONOS 30 system components

    Product Description Applications Documents pdf

    ELEKTRA

     

    ELEKTRA Gas-Metering-Unit



    Gas metering unit

    • Gas flow control
    • Lambda control
    Gas & dual fuel engines

    Leaflet ELEKTRA

    ELEKTRA
    Low cost

     


    ELEKTRA gas metering-unit XL low cost

    Gas metering unit

    • Gas flow control
    • Stepper motor

    Gas & dual fuel engines

     

     

    Gas Mixer



    Gas-Mixer-100

    » KRONOS 10


    Gas & dual fuel engines
    Temperature Sensor

     

     temperatursensor

    » Sensors
       Details & documents

     

    Pick-up Sensor

     

     drehzahlsensoren

    » Sensors
       Details & documents

     

    KRONOS 40 system components

    Product Description Applications Documents pdf

    MEGASOL 200

     

    Megasol_425A_Gas_admission_valve_kl

    Megasol_425B_Gas_admission_valve




     

    Gas admission valves

    • electrically actuated gas injection valve 
    • right dosage and adjustment of gas for each cylinder 
    • no risk of backfire, good load response 
    • fast reactive gas valves for low and high speed engines 
    • component of a complete HEINZMANN gas injection system

     

    Gas & dual fuel engines

     

    Leaflet Megasol

    Data Sheet MEGASOL 200 A

    Data Sheet MEGASOL 200 B

    MEGASOL 425

     

    Leaflet Megasol

    Data Sheet MEGASOL 425 A

     

    Data Sheet MEGASOL 425 B

    MEGASOL 1000

     megasol_1000_gas_admission_valve_kl

    Leaflet Megasol

    Data Sheet MEGASOL 1000

    DARDANOS I MVC 01

     mvc-01_0908

    » Electronic Fuel Injection 
       Controls

       Details & documents
    DARDANOS III MVC 03

     

     mvc-03-0908

    » Electronic Fuel Injection
       Controls
     
      
    Details & documents

       

      DcDesk

       

       dcdesk

      » Communication Tools
         Details & documents

         

         

        KRONOS

        The KRONOS product range comprises four systems for Air Fuel Ratio (AFR) control as well as speed/load control systems. You are sure to find a solution to meet your requirements, independent of engine size, specific application, operational demands and emission requirements.