SYSTEM AND METHOD FOR SUPPLYING FUEL TO AN ENGINE VIA MULTIPLE FUEL PATHS
First Claim
Patent Images
1. An engine system, comprising:
- a first group of fuel injectors;
a second group of fuel injectors;
a serial communication bus;
a first controller including instructions for directly driving the first group of fuel injectors and supplying commands via the serial communication bus to operate the second group of fuel injectors; and
a second controller including instructions for receiving the commands via the serial communication bus and directly driving the second group of fuel injectors.
1 Assignment
0 Petitions
Accused Products
Abstract
A system and method for supplying fuel to an engine is disclosed. In one example, a first controller supplies injector commands to a second controller via an asynchronous serial communication bus. The system may reduce the complexity of supplying two or more fuels to an engine.
-
Citations
20 Claims
-
1. An engine system, comprising:
-
a first group of fuel injectors; a second group of fuel injectors; a serial communication bus; a first controller including instructions for directly driving the first group of fuel injectors and supplying commands via the serial communication bus to operate the second group of fuel injectors; and a second controller including instructions for receiving the commands via the serial communication bus and directly driving the second group of fuel injectors. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
-
8. A system, comprising:
-
a first group of injectors; a second group of injectors; a first controller including instructions for commanding the first group of injectors via a first group of instructions and the second group of injectors via a second group of instructions, the first controller directly driving the first group of injectors; and a second controller including instructions for directly driving the second group of injectors via the second group of instructions. - View Dependent Claims (9, 10, 11, 12)
-
-
13. A method for operating an engine, comprising:
-
directly driving a first group of fuel injectors via a first controller; supplying fuel injector pulse width data from the first controller to a second controller via a sole asynchronous serial communication bus; and directly driving a second group of fuel injectors based on the fuel injector pulse width data via the second controller. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
-
Specification