HHO Gas Distribution System

1 . A system to provide HHO gas to a diesel engine, comprising: a multi-point gas distribution system adapted to receive an HHO gas supply, comprising:

i) a plurality of injectors configured to deliver a portion of the received HHO gas supply at multiple locations about a diesel engine; and

ii) at least one further injector configured to deliver a further portion of the received HHO gas supply to a diesel particulate filter (DPF) regenerator system.

2 . The system to provide HHO gas to a diesel engine of claim 1 , wherein at least one injector of the plurality of injectors is coupled to an HHO gas outlet, the at least one injector cooperatively configured with the diesel engine to be fixedly positioned at a predetermined location about the diesel engine, whereby the HHO gas outlet is within 3 inches of at least one combustion chamber inlet of the diesel engine.

3 . The system to provide HHO gas to a diesel engine of claim 2 , wherein the at least one injector is configured to be fixedly positioned at a retrofitted attachment point of the diesel engine.

4 . The system to provide HHO gas to a diesel engine of claim 2 , wherein the combustion chamber inlet is an air intake orifice.

5 . The system to provide HHO gas to a diesel engine of claim 1 , further comprising a control system, the control system configured to control timing and/or duration of the delivering a portion and the delivering a further portion.

6 . The system to provide HHO gas to a diesel engine of claim 5 , wherein the timing and/or duration of the further delivering is different from the timing and/or duration of the delivering.

7 . The system to provide HHO gas to a diesel engine of claim 5 , wherein the control system is configured to process intake stroke timing data for at least one air intake orifice of the diesel engine.

8 . The system to provide HHO gas to a diesel engine of claim 1 , which is adapted to provide HHO gas to a diesel engine coupled to a vehicle.

9 . The system to provide HHO gas to a diesel engine of claim 8 , which is adapted to connect to an HHO gas supply system.

10 . The system to provide HHO gas to a diesel engine of claim 9 , wherein the multi-point gas distribution system is adapted to connect to an outlet of an electrolysis unit.

11 . The system to provide HHO gas to a diesel engine of claim 1 , wherein the multi-point gas distribution system is adapted to connect to an HHO gas supply system.

12 . The system to provide HHO gas to a diesel engine of claim 11 , wherein the multi-point gas distribution system is adapted to connect to an outlet of an electrolysis unit.

13 . The system to provide HHO gas to a diesel engine of claim 1 , further comprising a gas pressure regulator.

14 . The system to provide HHO gas to a diesel engine of claim 13 , wherein the gas pressure regulator is configured to at least partially control a pressure of the multi-point gas distribution system relative to a combustion air intake pressure of the diesel engine.

15 . The system to provide HHO gas to a diesel engine of claim 1 , wherein the multi-point gas distribution system is configured to receive the HHO gas supply at a pressure in the range of 45-50 psig.

16 . The system to provide HHO gas to a diesel engine of claim 1 , further comprising a heat exchanger, the heat exchanger having a first inlet adapted to connect to an engine coolant line, the heat exchanger having a second inlet adapted to connect to the multi-point gas distribution system.

17 . The system to provide HHO gas to a diesel engine of claim 1 , further comprising: a heat exchanger configured to receive the HHO gas supply, the heat exchanger disposed upstream of the diesel engine and/or the DPF regenerator system.

18 . The system to provide HHO gas to a diesel engine of claim 17 , wherein the heat exchanger is in thermal communication with an internal combustion engine and/or the DPF regenerator system.

19 . The system to provide HHO gas to a diesel engine of claim 17 , wherein the heat exchanger is configured to receive an engine exhaust stream.

20 . The system to provide HHO gas to a diesel engine of claim 17 , wherein the heat exchanger is configured to receive an engine coolant stream.

21 . The system to provide HHO gas to a diesel engine of claim 17 , wherein the heat exchanger is configured to receive a DPF regenerator system exhaust stream.

22 . The system to provide HHO gas to a diesel engine of claim 1 , wherein a first injector of the plurality of injectors is configured to deliver HHO gas to a first combustion chamber of the diesel engine during a portion of an intake stroke of a first combustion cylinder, the first combustion cylinder comprising the first combustion chamber.

23 . The system to provide HHO gas to a diesel engine of claim 22 , wherein the portion is less than 50% of the intake stroke.

24 . A method of improving the operation and emissions of a diesel engine equipped with a DPF, comprising:

i) delivering a first quantity of HHO gas to multiple air intake locations about a diesel engine; and

ii) further delivering a second quantity of HHO gas upstream of the diesel particulate filter (DPF).

25 . The method of claim 24 , wherein the first quantity of HHO gas and the second quantity of HHO gas are air-free prior to the delivering and the further delivering.

26 . The method of claim 24 , further comprising: exchanging heat between the first quantity of HHO gas and an engine coolant stream.

27 . The method of claim 24 , further comprising: exchanging heat between the first quantity of HHO gas and a diesel engine exhaust stream.

28 . A system to provide HHO gas to a diesel engine, comprising:

a multi-point gas distribution system for controlled delivery of an HHO gas supply, comprising:

a plurality of injectors configured to deliver a portion of the HHO gas supply at multiple locations about a diesel engine, comprising:

a) a first injector of the plurality of injectors configured to deliver a first portion of the HHO gas supply to a first location about a first combustion chamber inlet of the diesel engine;

b) a second injector of the plurality of injectors configured to deliver a second portion of the HHO gas supply to a second location about a second combustion chamber inlet of the diesel engine;

c) at least a third injector of the plurality of injectors configured to deliver at least a third portion of the HHO gas supply to at least a third location about at least a third combustion chamber inlet of the diesel engine; and

d) at least one further injector configured to deliver a further portion of the HHO gas supply to a diesel particulate filter (DPF) regenerator system.

29 . The system to provide HHO gas to a diesel engine of claim 28 , further comprising a first lance cooperatively coupled to the first injector.

30 . The system to provide HHO gas to a diesel engine of claim 29 , wherein the first lance defines an outlet distal from the injector, the outlet for positioning within 3 inches of the first combustion chamber inlet.