CN116006317A - Fuel and pure oxygen combustion internal combustion engine and application method thereof - Google Patents
Fuel and pure oxygen combustion internal combustion engine and application method thereof Download PDFInfo
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Abstract
The invention relates to a fuel and pure oxygen combustion internal combustion engine and a use method thereof, comprising an oxygen supply part, a fuel supply part, an atomized water supply part, an engine body and an automatic control system; the oxygen supply part comprises an oxygen storage tank and an oxygen air inlet pipe, the fuel supply part comprises a fuel storage tank and a fuel pipeline, the atomized water supply part comprises a water storage tank and an atomized water pipeline, and the engine body comprises a cylinder, a piston, a connecting rod, a crankshaft, an exhaust branch pipe, an exhaust main pipe, a tail gas discharge pipe and a nozzle connected with the oxygen pipeline, the fuel pipeline and the atomized water pipeline; the fuel supply part comprises a fuel flow sensor, a fuel pressure sensor, a fuel flow control valve, a fuel safety cut-off valve and a fuel flame arrester. The engine has the advantages of reasonable structural design, low noise and small vibration, improves the engine efficiency compared with a four-stroke engine, and improves the complete combustion efficiency compared with a two-stroke internal combustion engine.
Description
Technical Field
The invention relates to the technical fields of internal combustion engines for vehicles, marine internal combustion engines and power generation internal combustion engines, in particular to a fuel and pure oxygen combustion internal combustion engine and a using method thereof.
Background
Since the invention of an internal combustion engine, people have diligently made efforts for improving the working efficiency of the engine, but the combustion efficiency of the engine cannot be effectively improved all the time under the limitation of the structure and the principle.
Disclosure of Invention
The invention aims at: the combustion efficiency of the internal combustion engine in the prior art is low, and the fuel and pure oxygen combustion internal combustion engine and the use method thereof are provided, and the internal combustion engine has the advantages of reasonable structural design, low noise, small vibration, capability of generating quality fly-over for improving the power and the heat efficiency of the engine, capability of turning over the combustion mode of the existing internal combustion engine, effective saving of engine fuel and the like.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the pure oxygen combustion internal combustion engine comprises an oxygen supply part, a fuel supply part, an atomized water supply part, an engine body and an automatic control system; the engine comprises an engine body, an engine body and a fuel supply part, wherein the oxygen supply part comprises an oxygen storage tank and an oxygen inlet pipe connected with the oxygen storage tank, the fuel supply part comprises a fuel storage tank and a fuel pipeline connected with the fuel storage tank, the atomized water supply part comprises a water storage tank and an atomized water pipeline connected with the water storage tank, and the engine body comprises a cylinder, a piston, a connecting rod, a crankshaft, an exhaust branch pipe, an exhaust main pipe, an exhaust emission pipe and a nozzle connected with the oxygen pipeline, the fuel pipeline and the atomized water pipeline; the cylinder is provided with a spark plug, and the nozzle is arranged at the fuel/oxygen/atomized water inlet end of the cylinder; the piston is connected with the crankshaft through a connecting rod; the cylinder is also provided with an exhaust valve, the exhaust valve is connected with one end of an exhaust branch pipe, and the other end of the exhaust branch pipe is connected with an exhaust manifold; the tail gas discharge pipe is connected with the exhaust main pipe; the oxygen supply part also comprises an oxygen flow sensor, an oxygen pressure sensor, an oxygen flow control valve and an oxygen safety cut-off valve which are arranged on the oxygen inlet pipe; the fuel supply part also comprises a fuel flow sensor, a fuel pressure sensor, a fuel flow control valve, a fuel safety cut-off valve and a fuel flame arrester which are arranged on the fuel pipeline; the atomized water supply part also comprises an atomized water flow sensor, an atomized water flow control valve and a delivery pump which are arranged on the atomized water pipeline; a water level sensor and a drain valve are also arranged in the water storage tank of the atomized water supply part; the exhaust manifold is also provided with a condenser and a condensed water recovery pipeline connected with the atomized water storage tank; the exhaust branch pipe is also provided with a temperature sensor; an oxygen/carbon monoxide sensor is also arranged on the tail gas discharge pipe; the automatic control system comprises a controller, wherein the controller is in data signal connection with the oxygen flow sensor, the oxygen pressure sensor, the oxygen flow control valve, the oxygen safety cut-off valve, the fuel flow sensor, the fuel pressure sensor, the fuel flow control valve, the fuel safety cut-off valve and the fuel flame arrester, the atomized water flow sensor, the atomized water flow control valve, the water level sensor, the temperature sensor and the oxygen/carbon monoxide sensor; the controller is also connected with the delivery pump and the condenser.
As a further optimization of the scheme, the volume ratio of the fuel to the oxygen is in the range of 1:0.5-5; when the fuel is diesel oil: the complete combustion of 1 kg of diesel requires 2-2.5 cubic meters of oxygen; when the fuel is natural gas, 1 cubic meter of natural gas requires 2.0 cubic meters of oxygen for complete combustion; the volume ratio of the atomized water to the fuel is 1:0.01-1; the atomized water is vaporized in the cylinder to steam pressure of 0.1-30 MPa and temperature of 100-500 deg.c.
As a further optimization of the above scheme, the atomized water used by the fuel and the pure oxygen combustion internal combustion engine comprises tail gas condensed water, purified water, distilled water or ionized water; the gaseous fuel that can be used by the fuel and pure oxygen combustion internal combustion engine includes natural gas, liquefied petroleum gas or hydrogen, or the liquid fuel that can be used includes gasoline, diesel, kerosene, heavy oil, methanol or alcohol.
As a further optimization of the scheme, the fuel and pure oxygen combustion internal combustion engine adopts automatic ratio control of oxygen, fuel flow and atomized water flow, and the controller adjusts the oxygen supply according to the data signal of the fuel flow sensor and automatically realizes the combustion ratio adjustment of fuel and atomized water according to the oxygen; the atomized water proportion is set according to the cylinder volume and the working pressure.
As a further optimization of the scheme, the fuel and pure oxygen combustion internal combustion engine adopts automatic control of fuel, oxygen, atomized water and exhaust branch pipe temperature, and the controller automatically adjusts the supply quantity of the fuel, the oxygen and the atomized water according to the data signals of the exhaust branch pipe temperature sensor so as to enable the engine to reach the optimal state.
As a further optimization of the scheme, the fuel and pure oxygen combustion internal combustion engine controller realizes oxygen fine adjustment by controlling an oxygen control valve according to the data signals fed back by an oxygen/fuel sensor so as to achieve the optimal engine working condition; the oxygen flow sensor, the fuel flow sensor and the atomized water flow sensor are all vehicle meters or marine meters; the controller is a PLC programmable controller or a computer chip; the water storage tank is also provided with an overflow port.
The invention relates to an application of a fuel and pure oxygen combustion internal combustion engine, which can be applied to an internal combustion engine for vehicles, a marine internal combustion engine or a power generation internal combustion engine.
The application method of the fuel and pure oxygen combustion internal combustion engine comprises the following steps:
1) Starting the engine, opening an oxygen flow control valve and a fuel flow control valve by a controller to introduce oxygen and fuel for starting, automatically opening an atomized water flow control valve by the controller to sequentially spray oxygen, fuel and atomized water into a cylinder, igniting and burning the fuel and the oxygen to enable the atomized water to evaporate so as to push a piston and drive a connecting rod and a crankshaft to do reciprocating motion to do work, and enabling the engine to enter an idle running state; the tail gas formed after combustion is discharged through an exhaust manifold by being arranged on the exhaust valve and the exhaust branch pipe, and oxygen, fuel and atomized water are simultaneously opened in the starting process;
2) After the step 1), the controller gradually opens the oxygen, fuel and atomized water flow control valve according to the feedback value of the data signals detected by the fuel flow sensor and the oxygen flow sensor in real time, and then enters a starting operation stage;
3) After the step 2), the controller automatically controls each control valve according to the data signals detected by the oxygen flow sensor, the fuel flow sensor, the atomized water flow sensor, the oxygen/carbon monoxide sensor and the data signal feedback values detected by the tail gas temperature sensor in real time under the operation condition of the cylinder assembly, and adjusts the oxygen, fuel and atomized water flows to enable the engine to work under the stable condition, wherein the fuel flow is changed into a main parameter, and the oxygen flow automatically follows the fuel flow according to the preset proportional value; the atomized water flow is automatically regulated according to the temperature of the exhaust branch pipe and the working pressure of the cylinder and preset parameters;
4) After the step 3), the circulating medium in the engine cylinder continuously circulates according to the steps 1), 2) and 3), the pure oxygen combustion internal combustion engine continuously adjusts the injection quantity of the fuel of the nozzle to realize large torque when the low-speed load is large and small torque when the high-speed load is small in the running process, and the controller adjusts the injection quantity of atomized water in real time according to the feedback value of the data signal of the temperature sensor on the exhaust branch pipe under the running working condition of the cylinder assembly, so that the running stability of the engine is ensured.
As a further optimization of the scheme, in the running process of the pure oxygen combustion internal combustion engine, pressure sensors are arranged on oxygen and fuel pipelines, and when the oxygen and fuel pressure is lower than a set value, an alarm signal is sent to remind of supplementing oxygen and fuel; by arranging the drain valve and the water level sensor on the water storage tank, when the water level in the water storage tank is lower than a set value, timely alarming and informing the supplementary water level; the emergency cut-off valve, the inertia switch and the pressure low-limit interlocking alarm device are arranged on the fuel pipeline and the oxygen pipeline, and the temperature high-limit interlocking alarm device is arranged on the exhaust pipeline, so that when the oxygen fuel pressure is lower than a set value, the fuel and oxygen supply is cut off in time under the emergency working conditions of collision and ignition of the pure oxygen combustion internal combustion engine, and the safe operation of the engine is ensured.
The pure oxygen combustion internal combustion engine and the application method thereof have the following beneficial effects:
(1) The fuel and pure oxygen combustion internal combustion engine adopts an oxygen/fuel/atomized water cylinder internal direct injection technology, the fuel and the oxygen are injected into a cylinder and combusted to generate heat, atomized water is injected into the cylinder and then absorbs the heat to generate water vapor, the volume of the water vapor is increased by about 1000 times, the expansion of the water vapor (the air is only increased by 3-5 times at the same temperature) pushes a piston to apply work, the pressure in the cylinder is increased, and the power is increased compared with that of the traditional internal combustion engine.
(2) The fuel and the fuel injected into the cylinder of the pure oxygen combustion internal combustion engine only do the part of work for converting atomized water into water vapor, the atomized water becomes water vapor, and the set pressure can be achieved by only generating a very small amount of heat by fuel combustion (the heat required for changing one kilogram of water into water vapor is 500 kilocalories), so that the engine power and the thermal efficiency have a good fly over.
(3) The fuel and pure oxygen combustion internal combustion engine takes oxygen as a combustion improver, the pure oxygen combustion principle is basically different from that of air combustion-supporting combustion, the tail gas after pure oxygen combustion of the engine is mainly carbon dioxide or water, the amount of nitrogen oxides generated is greatly reduced, and the emission concentration of the nitrogen oxides is lower than the standard limit value. The emission pollutants are greatly reduced, and the problem that the engine emits polluted environment is solved.
(4) Atomized water used by the fuel and the pure oxygen combustion internal combustion engine comprises tail gas condensed water, purified water, distilled water, ionized water and the like.
(5) The fuel and pure oxygen combustion internal combustion engine can use gaseous fuel comprising natural gas, liquefied petroleum gas, hydrogen and the like, and can also use liquid fuel comprising gasoline, diesel, kerosene, heavy oil, methanol, alcohol and the like.
(6) The fuel and pure oxygen combustion internal combustion engine adopts a direct injection technology, an air inlet branch pipe is omitted, air is not needed to support combustion, fuel, oxygen and atomized water are directly sprayed into a cylinder by a nozzle to burn and reciprocate to do work and exhaust, the structure is simple, the efficiency of reciprocating motion is high, the vibration is small, and the noise is low.
(7) The fuel and pure oxygen combustion internal combustion engine adopts automatic proportioning control of oxygen, fuel flow and atomized water flow, and the controller adjusts the oxygen supply amount according to the data signal of the fuel flow sensor and automatically realizes the fuel and atomized water combustion proportioning adjustment according to the oxygen amount. The atomized water proportion is set according to the cylinder volume and the working pressure.
(8) The fuel and pure oxygen combustion internal combustion engine adopts automatic control of fuel, oxygen, atomized water and exhaust branch pipe temperature, and a controller automatically adjusts the supply quantity of the fuel, the oxygen and the atomized water according to the data signals of the exhaust branch pipe temperature sensor, so that the engine reaches the optimal state.
(9) The fuel and pure oxygen combustion internal combustion engine controller realizes oxygen fine adjustment by controlling an oxygen control valve according to the data signals fed back by the oxygen/fuel sensor, so as to achieve the optimal engine working condition.
(10) The fuel and pure oxygen combustion internal combustion engine can be applied to various fields such as automobile internal combustion engines, marine internal combustion engines, power generation internal combustion engines and the like.
(11) The pure oxygen combustion internal combustion engine increases the stroke or the power generation capacity of the generator, greatly reduces the fuel consumption, and has epoch-making significance in national energy strategic reserves and use.
Drawings
FIG. 1 is a schematic diagram of a pure oxygen combustion internal combustion engine according to the present invention.
Detailed Description
The pure oxygen combustion internal combustion engine of the present invention will be described in detail with reference to fig. 1.
The pure oxygen combustion internal combustion engine comprises an oxygen supply part, a fuel supply part, an atomized water supply part, an engine body and an automatic control system; the oxygen supply part comprises an oxygen storage tank 1 and an oxygen inlet pipe 2 connected with the oxygen storage tank 1, the fuel supply part comprises a fuel storage tank 3 and a fuel pipeline 4 connected with the fuel storage tank, the atomized water supply part comprises a water storage tank 5 and an atomized water pipeline 6 connected with the water storage tank, and the engine body comprises a cylinder 7, a piston 8, a connecting rod 9, a crankshaft 10, an exhaust branch pipe 11, an exhaust manifold 12, an exhaust gas discharge pipe 13 and a nozzle 14 connected with the oxygen pipeline, the fuel pipeline and the atomized water pipeline; the cylinder is provided with a spark plug 35, and the nozzle is arranged at the fuel/oxygen/atomized water inlet end of the cylinder; the piston is connected with the crankshaft through a connecting rod; the cylinder is also provided with an exhaust valve, the exhaust valve is connected with one end of an exhaust branch pipe, and the other end of the exhaust branch pipe is connected with an exhaust manifold; the tail gas discharge pipe is connected with the exhaust main pipe; the oxygen supply part also comprises an oxygen flow sensor 15, an oxygen pressure sensor 16, an oxygen flow control valve 17 and an oxygen safety cut-off valve 18 which are arranged on the oxygen inlet pipe; the fuel supply part further comprises a fuel flow sensor 19, a fuel pressure sensor 20, a fuel flow control valve 21, a fuel safety shut-off valve 22 and a fuel flame arrester 23 which are arranged on the fuel pipeline; the atomized water supply part also comprises an atomized water flow sensor 24, an atomized water flow control valve 25 and a delivery pump 26 which are arranged on the atomized water pipeline; a water level sensor 27 and a drain valve 28 are also arranged in the water storage tank of the atomized water supply part; the exhaust manifold is also provided with a condenser 29 and a condensate recovery pipeline 30 connected with the atomized water storage tank; the exhaust branch pipe is also provided with a temperature sensor 31; the automatic control system comprises a controller 32, and an oxygen/carbon monoxide sensor 38 is further arranged on the tail gas discharge pipe; the controller is connected with the oxygen flow sensor, the oxygen pressure sensor, the oxygen flow control valve, the oxygen safety cut-off valve, the fuel flow sensor, the fuel pressure sensor, the fuel flow control valve, the fuel safety cut-off valve, the fuel flame arrester, the atomized water flow sensor, the atomized water flow control valve, the water level sensor, the temperature sensor and the oxygen/carbon monoxide sensor through data signals; the controller is also connected with the delivery pump and the condenser. The volume ratio of the fuel to the oxygen is 1:0.5-5; when the fuel is diesel oil: the complete combustion of 1 kg of diesel requires 2-2.5 cubic meters of oxygen; when the fuel is natural gas, 1 cubic meter of natural gas requires 2.0 cubic meters of oxygen for complete combustion; the volume ratio of the atomized water to the fuel is 1:0.01-1; the atomized water is vaporized in the cylinder to steam pressure of 0.1-30 MPa and temperature of 100-500 deg.c. Atomized water used by the fuel and the pure oxygen combustion internal combustion engine comprises tail gas condensed water, purified water, distilled water or ionized water; the gaseous fuel that can be used by the fuel and pure oxygen combustion internal combustion engine includes natural gas, liquefied petroleum gas or hydrogen, or the liquid fuel that can be used includes gasoline, diesel, kerosene, heavy oil, methanol or alcohol. The fuel and pure oxygen combustion internal combustion engine adopts automatic proportioning control of oxygen, fuel flow and atomized water flow, and a controller adjusts oxygen supply according to a data signal of a fuel flow sensor and automatically realizes fuel and atomized water combustion proportioning adjustment according to the oxygen; the atomized water proportion is set according to the cylinder volume and the working pressure. The fuel and pure oxygen combustion internal combustion engine adopts automatic control of fuel, oxygen, atomized water and exhaust branch pipe temperature, and a controller automatically adjusts the supply quantity of the fuel, the oxygen and the atomized water according to the data signals of the exhaust branch pipe temperature sensor, so that the engine reaches the optimal state. The fuel and pure oxygen combustion internal combustion engine controller realizes oxygen fine adjustment by controlling an oxygen control valve according to a data signal fed back by an oxygen/fuel sensor so as to achieve the optimal engine working condition; the oxygen flow sensor, the fuel flow sensor and the atomized water flow sensor are all vehicle meters or marine meters; the controller is a PLC programmable controller or a computer chip; the water storage tank is also provided with an overflow port.
The invention relates to an application of a fuel and pure oxygen combustion internal combustion engine, which can be applied to an internal combustion engine for vehicles, a marine internal combustion engine or a power generation internal combustion engine.
The application method of the fuel and pure oxygen combustion internal combustion engine comprises the following steps:
1) Starting the engine, opening an oxygen flow control valve and a fuel flow control valve by a controller to introduce oxygen and fuel for starting, automatically opening an atomized water flow control valve by the controller to sequentially spray oxygen, fuel and atomized water into a cylinder, igniting and burning the fuel and the oxygen to enable the atomized water to evaporate so as to push a piston and drive a connecting rod and a crankshaft to do reciprocating motion to do work, and enabling the engine to enter an idle running state; the tail gas formed after combustion is discharged through an exhaust manifold by being arranged on the exhaust valve and the exhaust branch pipe, and oxygen, fuel and atomized water are simultaneously opened in the starting process;
2) After the step 1), the controller gradually opens the oxygen, fuel and atomized water flow control valve according to the feedback value of the data signals detected by the fuel flow sensor and the oxygen flow sensor in real time, and then enters a starting operation stage;
3) After the step 2), the controller automatically controls each control valve according to the data signals detected by the oxygen flow sensor, the fuel flow sensor, the atomized water flow sensor, the oxygen/carbon monoxide sensor and the data signal feedback values detected by the tail gas temperature sensor in real time under the operation condition of the cylinder assembly, and adjusts the oxygen, fuel and atomized water flows to enable the engine to work under the stable condition, wherein the fuel flow is changed into a main parameter, and the oxygen flow automatically follows the fuel flow according to the preset proportional value; the atomized water flow is automatically regulated according to the temperature of the exhaust branch pipe and the working pressure of the cylinder and preset parameters;
4) After the step 3), the circulating medium in the engine cylinder continuously circulates according to the steps 1), 2) and 3), the pure oxygen combustion internal combustion engine continuously adjusts the injection quantity of the fuel of the nozzle to realize large torque when the low-speed load is large and small torque when the high-speed load is small in the running process, and the controller adjusts the injection quantity of atomized water in real time according to the feedback value of the data signal of the temperature sensor on the exhaust branch pipe under the running working condition of the cylinder assembly, so that the running stability of the engine is ensured.
In the running process of the pure oxygen combustion internal combustion engine, pressure sensors are arranged on oxygen and fuel pipelines, and when the pressure of the oxygen and the fuel is lower than a set value, an alarm signal is sent to remind the supplement of the oxygen and the fuel; by arranging the drain valve and the water level sensor on the water storage tank, when the water level in the water storage tank is lower than a set value, timely alarming and informing the supplementary water level; the emergency cut-off valve, the inertia switch and the pressure low-limit interlocking alarm device are arranged on the fuel pipeline and the oxygen pipeline, and the temperature high-limit interlocking alarm device is arranged on the exhaust pipeline, so that when the oxygen fuel pressure is lower than a set value, the fuel and oxygen supply is cut off in time under the emergency working conditions of collision and ignition of the pure oxygen combustion internal combustion engine, and the safe operation of the engine is ensured.
The previous description of the embodiments is provided to facilitate a person of ordinary skill in the art in order to make and use the present invention. It will be apparent to those skilled in the art that various modifications can be readily made to these embodiments and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the embodiments described herein, and those skilled in the art, based on the present disclosure, should make improvements and modifications without departing from the scope of the present invention.
Claims (9)
1. A fuel and pure oxygen combustion internal combustion engine characterized by: the pure oxygen combustion internal combustion engine comprises an oxygen supply part, a fuel supply part, an atomized water supply part, an engine body and an automatic control system; wherein the oxygen supply part comprises an oxygen storage tank (1) and an oxygen inlet pipeline (2) connected with the oxygen storage tank; the fuel supply part comprises a fuel storage tank (3) and a fuel pipeline (4) connected with the fuel storage tank, the atomized water supply part comprises a water storage tank (5) and an atomized water pipeline (6) connected with the water storage tank, and the engine body comprises a cylinder (7), a piston (8), a connecting rod (9), a crankshaft (10), an exhaust branch pipe (11), an exhaust main pipe (12), an exhaust gas discharge pipe (13) and a nozzle (14) connected with the oxygen pipeline, the fuel pipeline and the atomized water pipeline; the cylinder is provided with a spark plug (35), and the nozzle is arranged at the fuel/oxygen/atomized water inlet end of the cylinder; the piston is connected with the crankshaft through a connecting rod; the cylinder is also provided with an exhaust valve, the exhaust valve is connected with one end of an exhaust branch pipe, and the other end of the exhaust branch pipe is connected with an exhaust manifold; the tail gas discharge pipe is connected with the exhaust main pipe; the oxygen supply part also comprises an oxygen flow sensor (15), an oxygen pressure sensor (16), an oxygen flow control valve (17) and an oxygen safety cut-off valve (18) which are arranged on the oxygen inlet pipe; the fuel supply part also comprises a fuel flow sensor (19), a fuel pressure sensor (20), a fuel flow control valve (21), a fuel safety cut-off valve (22) and a fuel flame arrester (23) which are arranged on the fuel pipeline; the atomized water supply part also comprises an atomized water flow sensor (24), an atomized water flow control valve (25) and a delivery pump (26) which are arranged on the atomized water pipeline; a water level sensor (27) and a drain valve (28) are also arranged in the water storage tank of the atomized water supply part; the exhaust manifold is also provided with a condenser (29) and a condensed water recovery pipeline (30) connected with the atomized water storage tank; the exhaust branch pipe is also provided with a temperature sensor (31); the automatic control system comprises a controller (32), and an oxygen/carbon monoxide sensor (38) is further arranged on the tail gas discharge pipe; the controller is connected with the oxygen flow sensor, the oxygen pressure sensor, the oxygen flow control valve, the oxygen safety cut-off valve, the fuel flow sensor, the fuel pressure sensor, the fuel flow control valve, the fuel safety cut-off valve, the fuel flame arrester, the atomized water flow sensor, the atomized water flow control valve, the water level sensor, the temperature sensor and the oxygen/carbon monoxide sensor through data signals; the controller is also connected with the delivery pump and the condenser.
2. A fuel and pure oxygen combustion internal combustion engine according to claim 1, wherein: the volume ratio of the fuel to the oxygen is 1:0.5-5; when the fuel is diesel oil: the complete combustion of 1 kg of diesel requires 2-2.5 cubic meters of oxygen; when the fuel is natural gas, 1 cubic meter of natural gas requires 2.0 cubic meters of oxygen for complete combustion; the volume ratio of the atomized water to the fuel is 1:0.01-1; the atomized water is vaporized in the cylinder to steam pressure of 0.1-30 MPa and temperature of 100-500 deg.c.
3. A fuel and pure oxygen combustion internal combustion engine according to claim 2, characterized in that: atomized water used by the fuel and the pure oxygen combustion internal combustion engine comprises tail gas condensed water, purified water, distilled water or ionized water; the gaseous fuel that can be used by the fuel and pure oxygen combustion internal combustion engine includes natural gas, liquefied petroleum gas or hydrogen, or the liquid fuel that can be used includes gasoline, diesel, kerosene, heavy oil, methanol or alcohol.
4. A fuel and pure oxygen combustion internal combustion engine according to claim 3, wherein: the fuel and pure oxygen combustion internal combustion engine adopts automatic proportioning control of oxygen, fuel flow and atomized water flow, and a controller adjusts oxygen supply according to a data signal of a fuel flow sensor and automatically realizes fuel and atomized water combustion proportioning adjustment according to the oxygen; the atomized water proportion is set according to the cylinder volume and the working pressure.
5. A fuel and pure oxygen combustion internal combustion engine according to claim 4, wherein: the fuel and pure oxygen combustion internal combustion engine adopts automatic control of fuel, oxygen, atomized water and exhaust branch pipe temperature, and a controller automatically adjusts the supply quantity of the fuel, the oxygen and the atomized water according to the data signals of the exhaust branch pipe temperature sensor, so that the engine reaches the optimal state.
6. A fuel and pure oxygen combustion internal combustion engine according to claim 5, wherein: the fuel and pure oxygen combustion internal combustion engine controller realizes oxygen fine adjustment by controlling an oxygen control valve according to a data signal fed back by an oxygen/fuel sensor so as to achieve the optimal engine working condition; the oxygen flow sensor, the fuel flow sensor and the atomized water flow sensor are all vehicle meters or marine meters; the controller is a PLC programmable controller or a computer chip; the water storage tank is also provided with an overflow port.
7. Use of a fuel according to any one of claims 1-6 with a pure oxygen combustion internal combustion engine, characterized in that: the fuel and pure oxygen combustion internal combustion engine can be applied to an internal combustion engine for vehicles, a marine internal combustion engine or a power generation internal combustion engine.
8. A method of using a fuel and pure oxygen combustion internal combustion engine according to any one of claims 1-6, comprising the steps of:
1) Starting the engine, opening an oxygen flow control valve and a fuel flow control valve by a controller to introduce oxygen and fuel for starting, automatically opening an atomized water flow control valve by the controller to sequentially spray oxygen, fuel and atomized water into a cylinder, igniting and burning the fuel and the oxygen to enable the atomized water to evaporate so as to push a piston and drive a connecting rod and a crankshaft to do reciprocating motion to do work, and enabling the engine to enter an idle running state; the tail gas formed after combustion is discharged through an exhaust manifold by being arranged on the exhaust valve and the exhaust branch pipe, and oxygen, fuel and atomized water are simultaneously opened in the starting process;
2) After the step 1), the controller gradually opens the oxygen, fuel and atomized water flow control valve according to the feedback value of the data signals detected by the fuel flow sensor and the oxygen flow sensor in real time, and then enters a starting operation stage;
3) After the step 2), the controller automatically controls each control valve according to the data signals detected by the oxygen flow sensor, the fuel flow sensor, the atomized water flow sensor, the oxygen/carbon monoxide sensor and the data signal feedback values detected by the tail gas temperature sensor in real time under the operation condition of the cylinder assembly, and adjusts the oxygen, fuel and atomized water flows to enable the engine to work under the stable condition, wherein the fuel flow is changed into a main parameter, and the oxygen flow automatically follows the fuel flow according to the preset proportional value; the atomized water flow is automatically regulated according to the temperature of the exhaust branch pipe and the working pressure of the cylinder and preset parameters;
4) After the step 3), the circulating medium in the engine cylinder continuously circulates according to the steps 1), 2) and 3), the pure oxygen combustion internal combustion engine continuously adjusts the injection quantity of the fuel of the nozzle to realize large torque when the low-speed load is large and small torque when the high-speed load is small in the running process, and the controller adjusts the injection quantity of atomized water in real time according to the feedback value of the data signal of the temperature sensor on the exhaust branch pipe under the running working condition of the cylinder assembly, so that the running stability of the engine is ensured.
9. The method of use according to claim 8, wherein: in the running process of the pure oxygen combustion internal combustion engine, pressure sensors are arranged on oxygen and fuel pipelines, and when the pressure of the oxygen and the fuel is lower than a set value, an alarm signal is sent to remind the supplement of the oxygen and the fuel; by arranging the drain valve and the water level sensor on the water storage tank, when the water level in the water storage tank is lower than a set value, timely alarming and informing the supplementary water level; the emergency cut-off valve, the inertia switch and the pressure low-limit interlocking alarm device are arranged on the fuel pipeline and the oxygen pipeline, and the temperature high-limit interlocking alarm device is arranged on the exhaust pipeline, so that when the oxygen fuel pressure is lower than a set value, the fuel and oxygen supply is cut off in time under the emergency working conditions of collision and ignition of the pure oxygen combustion internal combustion engine, and the safe operation of the engine is ensured.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008115330A1 (en) * | 2007-03-16 | 2008-09-25 | Maro Performance Group, Llc | Advanced internal combustion engine |
| US20160369750A1 (en) * | 2015-06-18 | 2016-12-22 | Philip Owen Jung | High Thermal Efficiency Six Stroke Internal Combustion Engine with Heat Recovery and Water Injection |
| US20200056535A1 (en) * | 2016-10-07 | 2020-02-20 | Dma Tech S.À R.L. | Internal combustion steam engine |
| CN115126598A (en) * | 2021-03-25 | 2022-09-30 | 赵发明 | Oxygen water engine |
-
2023
- 2023-01-05 CN CN202310012642.2A patent/CN116006317A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008115330A1 (en) * | 2007-03-16 | 2008-09-25 | Maro Performance Group, Llc | Advanced internal combustion engine |
| US20160369750A1 (en) * | 2015-06-18 | 2016-12-22 | Philip Owen Jung | High Thermal Efficiency Six Stroke Internal Combustion Engine with Heat Recovery and Water Injection |
| US20200056535A1 (en) * | 2016-10-07 | 2020-02-20 | Dma Tech S.À R.L. | Internal combustion steam engine |
| CN115126598A (en) * | 2021-03-25 | 2022-09-30 | 赵发明 | Oxygen water engine |
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