1. BRC GAS Equipment
BRC | GAS Equipment
THE FUTURE
IS CLEAR

2. *
1* Sequent

3. (Sequent- Fast-FastNess-24-56)
SEQUENT – The BRC injection system
Multi-point Phased
Sequential
Gaseous phased injection
“Master & Slave” type
OBD compatible
Gaseous Phased Injection
(Sequent- Fast-FastNess-24-56)

4. “Master & Slave” type injection
Petrol ECU
Lambda Oxigen Sensor
Petrol Injectors
Signal
Injector 1
Injector 2
Injector 3
Injector 4
Petrol
Current contacts with:
OEM:
VW China
Citroen China
DOEM:
Mercedes Italy
Engine

5. “Master & Slave” type injection
Petrol ECU
Lambda Oxigen Sensor
Petrol Injectors Signal
P1, Temp, ecc.
Gas ECU
Gas Injectors Signal
Injector 1
Injector 2
Injector 3
Injector 4
Current contacts with:
OEM:
VW China
Citroen China
DOEM:
Mercedes Italy
GAS
gas
Engine

6. Close loop petrol injection

7. Close loop gas injection
Current contacts with:
OEM:
VW China
Citroen China
DOEM:
Mercedes Italy

8. The injection: the computation
Petrol Injector P1
T gas
+12
+12
Gas
Injector
TonP Reading
Step 1
Step 2
Current contacts with:
OEM:
VW China
Citroen China
DOEM:
Mercedes Italy
Orange
Ton G calculation
Violet
Gas flow
TonP
TonG
Gas Flow
TPS
MAP
RPM
ECU GAS
Petrol ECU

9. General diagram: the components

10. *
2* Sequent Direct Injection

11. Petrol direct injection layout

12. Petrol direct injection Stoechiometric and homogenous charge type

13. Petrol direct injection Lean burn and stratified charge type

14. Petrol direct injection cars

15. SDI – Characteristics (1)
What’s common with Sequent family product?
LPG Injection
in the manifold (Port Fuel Injection)
vapour phase
phased sequential injection
Up to 6 cylinder naturally aspirated and supercharged engines
Sequential change-over (BRC patented)
Petrol injectors cutting and emulation integrated in gas ECU
ECU programming and system diagnostic with notebook
OEM characteristics for gas components
Integrated diagnostic to allow an easy check of the system

16. SDI – Characteristics (2)
What’s new compared with others Sequent family products?
New gas ECU specially designed for petrol direct injection engines. New strategies to create a perfect integration with the petrol engine management and diagnostic.
Petrol injectors cutting and reading though three wires.
Petrol rail pressure reading in gas mode.
Now available for stoichiometric engines
Possibility to use petrol during gas mode to optimize the integration with petrol management and diagnostic and to avoid problems with petrol injectors

17. SDI – The Components LPG tank and Europa 2 multivalve
ET98 solenoid valve
Pressure regulators: Genius MB – Genius Max
Vapour phase filter FJ1 HE
BRC injectors
SDI dedicated gas ECU
SDI dedicated harness
Gas injector rail with gas temperature sensor
Gas pressure sensor
New change-over switch

18. SDI – Diagnostic on PC Correlated data Suggested actions Error erase
Errors calibration
Automatic report
Errors reading

19. SDI-Installation 4 e 6 cylinders dedicated kits
Dedicated instructions and calibrations available in BRC web site

20. SDI – Converted vehicles
VW Golf 1.6 FSI stoichiometric (3)
VW Golf 2.0 FSI stoichiometric
VW Golf 1.6 FSI lean burn (1)
VW Golf 2.0 FSI GTI stoichiometric (1)
VW Passat 2.0 FSI stoichiometric (4)
VW Golf 1.4 TSI stoichiometric (1)
Alfa Romeo 2.2 JTS stoichiometric (1)
Opel Vectra 2.2 Direct stoichiometric (2)

21. SDI – Prototipe endurance test (data upgrated @ April 2007)

22. Genius MB – Characteristics (1)
LPG reducer-vaporizer dedicated to gas injection systems
Single stage with diaphragm
Lever type shutter (as Genius Max)
Thermical heater before pressure reduction (to optimize output pressure)
Gas inlet with filter
Aluminum wall to separate gas and coolant compartment
Orientable coolant elbow
Straight gas output (orientable elbow as option)
Integrated pressure relief valve

23. Genius MB – Characteristics (2)
Optimized thermical exchange
Optimized pressure stability even on fast gas flow changing
Higher flow (compared to Genius)
Higher gas pressure stability at tank pressure variation
Compact body
Easy accessibility to coolant, gas and sensor

24. SDI- Injectors Bottom feed type injector Floating shutter (BRC patent)
Impedance 2,0 20°C
Rubber on steel sealing
Compact body
Three models available up to more than 40 kW/cyl

25. SDI- Il cablaggio

26. Multivalve Europa 2

27. New Changeover switch Reduced dimensions on diameter and thickness
Connector with reduced dimensions
Change over, gas level indication, fuel on use display and buzzer
Possibility to stick it or fix it
Compatibility with SDI and S24MY07