HHO Assisted Diesel Particulate Filter
HHO gas is introduced to a diesel particulate filter to improve combustion of a fuel to aid in regeneration.
1 . A diesel particulate filter (DPF) regenerator system, comprising:
i) a DPF burner configured to combust a fuel; and
ii) an HHO gas injector configured to provide a supply of HHO gas proximate the DPF burner.
2 . The DPF regenerator system of claim 1 , further comprising an HHO gas supply system.
3 . The DPF regenerator system of claim 2 , wherein the HHO gas supply system comprises an electrolysis unit.
4 . The DPF regenerator system of claim 3 , wherein the electrolysis unit is adapted for use onboard a vehicle.
5 . The DPF regenerator system of claim 3 , wherein the HHO gas supply system is configured for in situ generation of the supply of HHO gas.
6 . The DPF regenerator system of claim 2 , wherein the HHO gas supply system is exclusive of a scrubber.
7 . The DPF regenerator system of claim 2 , wherein the HHO gas supply system is configured to provide moisture-free HHO gas.
8 . The DPF regenerator system of claim 1 , wherein the DPF is a wall-flow DPF.
9 . The DPF regenerator system of claim 1 , wherein the DPF is cooperatively coupled to at least one exhaust pipe.
10 . The DPF regenerator system of claim 1 , further comprising a heat transfer element in thermal communication with the DPF burner and at least one exhaust pipe upstream of the DPF.
11 . The DPF regenerator system of claim 1 , further comprising a lance cooperatively coupled to the HHO injector, the lance having an outlet distal from the injector, the outlet positioned within 3 inches of the DPF burner.
12 . The DPF regenerator system of claim 1 , wherein the DPF regenerator is adapted for use with a generator set engine.
13 . The DPF regenerator system of claim 1 , wherein the DPF regenerator is adapted for use with a locomotive engine.
14 . The DPF regenerator system of claim 1 , wherein the DPF regenerator is adapted for use with a marine engine.
15 . The DPF regenerator system of claim 1 , further comprising: a heat exchanger configured to receive the controlled supply of HHO gas, the heat exchanger disposed upstream of the DPF burner.
16 . The DPF regenerator system of claim 15 , wherein the heat exchanger is in thermal communication with an internal combustion engine.
17 . The DPF regenerator system of claim 15 , wherein the heat exchanger is configured to receive an engine exhaust stream.
18 . The DPF regenerator system of claim 15 , wherein the heat exchanger is configured to receive an engine coolant stream.
19 . The DPF regenerator system of claim 15 , wherein the heat exchanger is configured to receive a DPF regenerator system exhaust stream.
20 . The DPF regenerator system of claim 1 , further comprising: a plurality of further HHO gas injectors configured to deliver a further supply of HHO gas supply at multiple locations about an internal combustion engine.
21 . The DPF regenerator system of claim 20 , wherein the plurality of further HHO gas injectors comprise:
a) a first injector of the plurality of further HHO gas injectors configured to deliver a first portion of the further supply of HHO gas to a first location about a first combustion chamber inlet of the internal combustion engine;
b) a second injector of the plurality of further HHO gas injectors configured to deliver a second portion of the further supply of HHO gas to a second location about a second combustion chamber inlet of the internal combustion engine; and
c) at least a third injector of the plurality of further HHO gas injectors configured to deliver at least a third portion of the further supply of HHO gas to at least a third location about at least a third combustion chamber inlet of the internal combustion engine.
22 . The DPF regenerator system of claim 21 , wherein the second location is within 3 inches of an inlet of the second combustion chamber.
23 . The DPF regenerator system of claim 21 , wherein the first injector is configured to deliver the first portion of the further supply of HHO gas to the first combustion chamber during a portion of an intake stroke of a combustion cylinder, the combustion cylinder comprising the first combustion chamber.
24 . The DPF regenerator system of claim 23 , wherein the portion of an intake stroke is less than 50% of the intake stroke.
25 . The DPF regenerator system of claim 23 , wherein the during a portion of an intake stroke is when the intake stroke is at an angle in the range of 0-40° from top-dead-center.
26 . A method to regenerate a diesel particulate filter (DPF), comprising:
i) combusting a fuel in the presence of an injected quantity of HHO gas to form a heated gas stream; and
ii) transferring heat from the heated gas stream directly and/or indirectly through the DPF.
27 . The method of claim 26 , wherein the injected quantity of HHO gas is air-free and/or moisture-free prior to being injected.
28 . The method of claim 26 , wherein the transferring heat heats at least one exhaust stream to a temperature above 600° C.
29 . The method of claim 26 , wherein the injected quantity of HHO gas is generated in real time.