초록 ▼

A system and process for improving the combustion of fuel oil in boilers employs: (1) dual homogenization of fuel oil and water; (2) recovery of heat from, and injection of, boiler waste water in the homogenization system; (3) mixing of urea and boiler waste water and injection into the boiler exhau

A system and process for improving the combustion of fuel oil in boilers employs: (1) dual homogenization of fuel oil and water; (2) recovery of heat from, and injection of, boiler waste water in the homogenization system; (3) mixing of urea and boiler waste water and injection into the boiler exhaust gases. The system of the invention includes:(a) a fuel service subsystem (11) with a boiler (36);(b) a dual subsystem (13) for homogeneously intermixing boiler waste water and fuel oil, the dual homogenization subsystem (13) including substantially similar primary and secondary homogenization subsystems, each of which includes at least one low pressure homogenization chamber (75, 18) preceding at least one high pressure homogenization subsystem (83, 27), with a compensating valve (74, 82, 17, 26) preceding each homogenization chamber for inducing cavitation;(c) a boiler blow down water and heat recovery subsystem (12); and(d) a urea and waste water mixing and injection subsystem (14);wherein the fuel service subsystem (11) leads to the dual homogenization subsystem (13), boiler blow down water from the boiler blow down water and heat recovery subsystem (12) empties into the dual homogenization subsystem (13), and urea and wastewater from the urea and waste water mixing and injection subsystem (14) flow into the boiler exhaust gas stream (66).

대표청구항 ▼

1. An efficient power plant system for homogenizing recycled oil or fuel oil, the system comprising:(a) a fuel service subsystem comprising a boiler; (b) a dual subsystem for homogeneously intermixing boiler waste water and fuel oil, the dual homogenization subsystem comprising a primary and a secon

1. An efficient power plant system for homogenizing recycled oil or fuel oil, the system comprising:(a) a fuel service subsystem comprising a boiler; (b) a dual subsystem for homogeneously intermixing boiler waste water and fuel oil, the dual homogenization subsystem comprising a primary and a secondary homogenization subsystem, the primary and secondary homogenization subsystems, which are substantially similar to one another, each comprising at least one low pressure homogenization chamber preceding at least one high pressure homogenization subsystem, with a compensating valve preceding each homogenization chamber; (c) a boiler blow down water and heat recovery subsystem; and (d) a urea and waste water mixing and injection subsystem; wherein the fuel service subsystem leads to the dual homogenization subsystem, boiler blow down water from the boiler blow down water and heat recovery subsystem empties into the dual homogenization subsystem, and urea and wastewater from the urea and waste water mixing and injection subsystem flow into the boiler. 2. A system according to claim 1, further comprising a microprocessor having memory and a microprocessor control system, the microprocessor being connected to the system.3. A system according to claim 2, further comprising a plurality of system flow sensors and variable drive controllers, which input to the microprocessor.4. A system according to claim 1, wherein the homogenization subsystem further comprises a pressure sensor connected to each compensating valve for automatically controlling the compensating valve.5. A system according to claim 3, wherein the homogenization subsystem further comprises a primary and a secondary motor control pump, which are automatically controlled by the microprocessor.6. A system according to claim 5, further comprising a positive fuel homogenization pump with speed and pressure controls.7. A system according to claim 5, further comprising a water injection collection vessel, water pump, pressure controls, and an injection control valve.8. A system according to claim 2, wherein the urea and waste water mixing and injection subsystem comprises a urea/waste water mixing vessel, automatic dispensing controls for dispensing urea into the mixing vessel, and an automatic control valve for controlling the volume of boiler blow down water flowing into the mixing vessel.9. A system according to claim 8, wherein the fuel oil is #2, #4, #5, #6, Bunker “C” fuel, or recycled oil.10. A system according to claim 9, wherein the primary and secondary homogenization subsystems are in series or in parallel.11. A dual homogenization process for improving the combustion of fuel oil in a boiler, comprising the steps of:(a) heating water in a boiler and producing steam; (b) automatically homogeneously intermixing fuel oil and blow down water from the boiler in a dual homogenization subsystem, by subjecting the boiler blow down water and fuel oil to low pressure in a homogenization chamber, followed by subjecting the boiler blow down water and fuel oil to high pressure in a homogenization chamber, while inducing cavitation in the homogenization chambers; (c) injecting boiler waste water into a boiler exhaust gas stream, mixing waste water and urea for injection into the exhaust gas stream; and (d) recovering heat from boiler blow down water for the dual homogenization subsystem. 12. A process according to claim 11, wherein, in Step b, the fuel oil is dispersed into micro-droplets, the majority of which have a diameter of between about four and seven microns each.13. A process according to claim 11, wherein fuel oil and water from the boiler empties into the dual homogenization subsystem, and boiler blow down water from the boiler blow down water/heat recovery subsystem empties into the dual homogenization subsystem.14. A process according to claim 11, further comprising the step of mixing urea and wastewater in a urea/waste water mixing vessel, and injecting it in prescribed amounts into the boiler exhaust stream.15. A process according to claim 14, further comprising the step of automatically dispensing urea and boiler blow down water in prescribed amounts into the urea/waste water mixing vessel.16. A process according to claim 15, further comprising the step of controlling the amount of boiler blow down water injected into the fuel oil in the homogenization subsystem, the amounts of urea and boiler blow down water entering the urea/waste water mixing vessel, and the amount of urea and boiler blow down water injected into the boiler exhaust gas stream, relative to the volume of fuel oil being burned, by a pre-programmed microprocessor.17. A process according to claim 16, further comprising the step of emitting a signal from the microprocessor to an I/P, which in turn signals an injection water control valve, which controls the volume of water injected through a water injection stop valve, and a urea and boiler blow down injection control valve control for controlling the injection of urea and boiler blow down water by volume to boiler exhaust gases.