CN212842219U - Novel gas and liquid combined heating boiler - Google Patents
Novel gas and liquid combined heating boiler Download PDFInfo
- Publication number
- CN212842219U CN212842219U CN202021198025.4U CN202021198025U CN212842219U CN 212842219 U CN212842219 U CN 212842219U CN 202021198025 U CN202021198025 U CN 202021198025U CN 212842219 U CN212842219 U CN 212842219U
- Authority
- CN
- China
- Prior art keywords
- liquid
- gas
- combustion chamber
- tube bundle
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model provides a novel gaseous and liquid combination heating boiler belongs to heating boiler technical field. The novel gas and liquid combined heating boiler comprises a combustion chamber, a hearth, a liquid cavity, a gas cavity, a controller, a flame inductor, an oil pump, an oil sprayer, an ignition electrode and an ignition coil; a hearth is circumferentially arranged on the outer side wall of the front end of the combustion chamber; a liquid cavity is circumferentially arranged at the front end of the outer side wall of the hearth; a gas cavity is circumferentially arranged at the rear end of the outer side wall of the hearth; the outer side wall of the rear end of the combustion chamber is communicated with a combustion chamber air inlet fan; the rear end of the inner cavity of the combustion chamber is provided with the oil injector and the ignition electrode; a flame inductor is arranged on the side wall of the rear end of the inner cavity of the combustion chamber; an ignition coil is arranged outside the rear end of the combustion chamber; the controller is respectively connected with the flame inductor, the ignition coil and the oil pump. The utility model provides a novel gaseous and liquid combination heating boiler, two kinds of media of boiler ability simultaneous heating, liquid and gas, structural arrangement is reasonable, and heating efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of the heating boiler, concretely relates to novel gaseous and liquid combination heating boiler.
Background
A heating boiler is a device that mixes air and fuel in a proper ratio to burn, and heats liquid or gas by heat energy generated. The heating boiler has many types, but the existing boiler products are burnt in a mode that fuel is directly soaked on a fine metal grid, surface fuel oil is ignited through a high-heat resistance wire in initial ignition, and after local combustion, flame is distributed around the metal grid along with entering fresh air to form hearth flame. This combustion method is slow in ignition, uneven in mixing, and poor in fuel economy because a large amount of black smoke is formed in the initial stage of combustion. In addition, the existing boilers are all in the type of heating single medium-liquid or gas, even if part of the boilers can heat double media, most of the boilers are simple in type and low in efficiency.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a novel gas and liquid combined heating boiler. The utility model provides a novel gas and liquid combination heating boiler, its characteristics are that fuel air proportional control is accurate, and flame is started rapidly, and burns completely. The boiler can simultaneously heat two media, liquid and gas, and has reasonable structural arrangement and high heating efficiency.
In order to realize the purpose of the utility model, the utility model provides a following technical scheme:
the utility model provides a novel gas and liquid combined heating boiler, which comprises a combustion chamber, a hearth, a controller, a flame inductor, an oil pump, an oil injector, an ignition electrode and an ignition coil; the outer side wall of the front end of the combustion chamber is circumferentially bolted or welded with a hearth; the front end of the outer side wall of the hearth is circumferentially bolted or welded with a liquid cavity; the liquid cavity is provided with a liquid outlet and a liquid inlet; the liquid inlet is connected with a water pump; the liquid outlet is connected with an external liquid circulation heat absorption device through a pipeline; the rear end of the outer side wall of the hearth is circumferentially bolted or welded with a gas cavity; the liquid chamber and the gas chamber are separated by a partition; the gas cavity is provided with a gas inlet and a gas outlet; the gas inlet is connected with an air fan; the gas outlet is connected with an external gas circulation heat absorption device through a pipeline; an exhaust outlet is formed in the middle of the combustion chamber; the exhaust outlet is communicated with the hearth; the outer side wall of the rear end of the combustion chamber is communicated with a combustion chamber air inlet fan; the rear end of the inner cavity of the combustion chamber is provided with the oil injector and the ignition electrode; the side wall of the rear end of the inner cavity of the combustion chamber is provided with the flame inductor; the ignition coil is arranged outside the rear end of the combustion chamber; one end of the ignition coil is connected with the ignition electrode; the other end of the ignition coil is connected with the controller through a lead; the controller is connected with an external power supply through a power line; the flame inductor is connected with the controller through a lead; the oil pump is connected with the controller through a wire harness; the oil injector is communicated with the oil pump through a pipeline; the oil pump is positioned outside the combustion chamber; the oil pump is provided with an oil inlet pipe; the oil inlet pipe is connected with an external oil tank through a pipeline.
Preferably, a combustion chamber fin is circumferentially cast or welded between the hearth inner cavity and the outer side wall of the combustion chamber.
Preferably, the inner side wall of the liquid cavity is circumferentially cast or welded with a liquid cavity fin.
Preferably, the inner side wall of the gas cavity is circumferentially cast or welded with a gas cavity fin.
Preferably, a tube bundle front baffle, a tube bundle middle baffle and a tube bundle rear baffle are welded from the front end of the liquid cavity in sequence; the liquid chamber and the gas chamber are separated by a baffle in the tube bundle; tube bundles are circumferentially arranged in the liquid cavity and the gas cavity; the tube bundle sequentially passes through the tube bundle front partition plate, the tube bundle middle partition plate and the tube bundle rear partition plate and is welded on the tube bundle front partition plate, the tube bundle middle partition plate and the tube bundle rear partition plate; the tube bundle is a hollow tube.
The utility model provides a novel gaseous and liquid combination heating boiler adopts the spark to ignite and sprays the fuel and lets in the air and carry out combustion-supporting mode, and flame is started rapidly, and burns completely. The boiler can heat two media, namely liquid and gas, simultaneously, and is reasonable in structural arrangement and high in heating efficiency.
The utility model provides a novel gaseous and liquid combination heating boiler, when the boiler starts, the controller at first controls ignition electrode under ignition coil high voltage effect, ionized air continuously produces the fire arc, then air inlet fan provides the air to the combustion chamber, the oil pump provides high-pressure fuel to the sprayer simultaneously, form and spray the oil mist, form the oil-gas mixture with the air, form initial flame under the ignition of electric arc, flame promotes the diffusion along with the air and gets into furnace, reachs the furnace front end and passes through furnace wall and radiating fin heating liquid body. The flue gas of flame retraces and gets into boiler middle part furnace, heats outer layer air, and simultaneously, the flame in the combustion chamber passes through the combustion chamber fin and further heats middle part furnace flue gas. The heated liquid is driven to circulate through the inlet water pump, and the heated air is driven to circulate through the air fan, so that the heating effect is good.
The utility model discloses at gas chamber and the hollow tube bank of liquid intracavity welding, flame and flue gas in the furnace can heat the gas of gas intracavity and the liquid in liquid chamber through hollow tube bank for the programming rate of gas and liquid has shortened the time of intensification.
Drawings
FIG. 1 is a schematic diagram of the principle structure of the present invention;
FIG. 2 is a schematic view of the structure of the present invention using tube bundle heating;
FIG. 3 is a graph comparing the ignition time of a conventional boiler and a new boiler;
FIG. 4 is a gas-liquid temperature rise diagram of a novel gas and liquid combined heating boiler;
in the figure 1, a water pump, 2, an air fan, 3, an oil injector, 4, an oil inlet pipe, 5, an oil pump, 6, a wire harness, 7, a controller, 8, a power cord, 9, a liquid cavity, 10, a liquid outlet, 11, a liquid cavity fin, 12, a gas outlet, 13, a hearth, 14, a gas cavity, 15, a gas cavity fin, 16, a combustion chamber fin, 17, an exhaust outlet, 18, a combustion chamber, 19, an ignition electrode, 20, a combustion chamber air inlet fan, 21, a flame inductor, 22, an ignition coil and 23, and a conducting wire;
in fig. 2, 9 is the liquid chamber, 14 is the gas chamber, 24 is the partition in the tube bundle, 25 is the tube bundle, 26 is the partition in front of the tube bundle, 27 is the partition behind the tube bundle.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a novel gas and liquid combined heating boiler, which comprises a combustion chamber 18, a hearth 13, a gas cavity 14, a controller 7, a flame inductor 21, an oil pump 5, an oil injector 3, an ignition electrode 19 and an ignition coil 22; the outer side wall of the front end of the combustion chamber 18 is circumferentially bolted or welded with a hearth 13; the front end of the outer side wall of the hearth 13 is circumferentially bolted or welded with a liquid cavity 9; the liquid cavity 9 is provided with a liquid outlet 10 and a liquid inlet; the liquid inlet is connected with the water pump 1; the liquid outlet 10 is connected with an external liquid circulation heat absorption device through a pipeline; the rear end of the outer side wall of the hearth is circumferentially bolted or welded with a gas cavity 14; the liquid chamber 9 and the gas chamber 14 are separated by a partition; the gas cavity 14 is provided with a gas inlet and a gas outlet 12; the gas inlet is connected with an air fan 2; the gas outlet 12 is connected with an external gas circulation heat absorption device through a pipeline; the middle part of the combustion chamber 18 is provided with an exhaust outlet 17; the exhaust outlet 17 is communicated with the hearth 13; the outer side wall of the rear end of the combustion chamber 18 is communicated with a combustion chamber air inlet fan 20; the rear end of the inner cavity of the combustion chamber 18 is provided with the fuel injector 3 and the ignition electrode 19; the side wall at the rear end of the inner cavity of the combustion chamber 18 is provided with the flame inductor 21; the ignition coil 22 is arranged outside the rear end of the combustion chamber 18; one end of the ignition coil 22 is connected with the ignition electrode 19; the other end of the ignition coil 22 is connected with the controller 7 through a lead 23; the controller 7 is connected with an external power supply through a power line 8; the flame inductor 21 is connected with the controller 7 through a lead 23; the oil pump 5 is connected with the controller 7 through a wire harness 6; the oil injector 3 is communicated with the oil pump 5 through a pipeline; the oil pump 5 is located outside the combustion chamber 18; the oil pump 5 is provided with an oil inlet pipe 4; the oil inlet pipe 4 is connected with an external oil tank through a pipeline.
The utility model discloses in, furnace 13 inner chamber with circumference cast molding or welding have combustion chamber fin 16 between the 18 lateral walls of combustion chamber.
The utility model discloses in, circumference cast moulding or welding have liquid chamber fin 11 on the inside wall of liquid chamber 9.
In the present invention, the gas chamber fin 15 is circumferentially cast or welded on the inner side wall of the gas chamber 14.
In another embodiment of the present invention, a tube bundle front partition 26, a tube bundle middle partition 24 and a tube bundle rear partition 27 are welded in sequence from the front end of the liquid cavity 9; the liquid chamber 9 and the gas chamber 14 are separated by a partition 24 in the tube bundle; a tube bundle 25 is arranged in the liquid cavity 9 and the gas cavity 14 in the circumferential direction; the tube bundle 25 sequentially passes through the tube bundle front baffle 26, the tube bundle middle baffle 24 and the tube bundle rear baffle 27 and is welded on the tube bundle front baffle 26, the tube bundle middle baffle 24 and the tube bundle rear baffle 27; the tube bundle is a hollow tube. The welding means may be brazing.
The utility model provides a novel gaseous and liquid combination heating boiler's theory of operation does: when the gas and liquid combined heating boiler works, under the control of the controller 7, firstly, the ignition coil 22 generates high voltage to make the ignition electrode 19 puncture air to generate continuous fire arc, then the oil pump 5 sucks fuel from the oil inlet pipe 4 and generates high voltage, oil mist is sprayed out through a pore at the front end of the oil sprayer 3, meanwhile, the combustion chamber air inlet fan 20 starts to feed air into the combustion chamber 18 to form oil-gas mixed gas with the oil mist, under the ignition of the continuous fire arc, initial flame is formed, meanwhile, the flame inductor 21 detects whether flame exists in the combustion chamber 18, if flame signals exist in the combustion chamber are not detected, under the control of the controller 7, the system adjusts the oil mist quantity by readjusting the pressure of the oil pump 5, adjusts the air quantity by adjusting the rotating speed of the combustion chamber air inlet fan 20, so that the ignition electrode 19 is ignited again until the flame is stabilized, the ignition electrode 19 is extinguished. The flame of the ignited gas mixture is rapidly diffused to the whole combustion chamber 18 from the front end of the fuel injector 3, the flame enters the front end of the hearth 13 from the combustion chamber 18 under the action of the combustion chamber air inlet fan 20, liquid in the liquid cavity 9 is heated through the outer wall of the hearth 13 and the liquid cavity fins 11, and the heated liquid is sent to an external liquid circulation heat absorption device through the liquid outlet 10 under the action of the water pump 1. The flue gas of flame retraces and gets into boiler furnace 13 middle part, heats the air of outer gas chamber 14 through furnace 13 outer wall and gas chamber fin 15, and the air that heats is sent into outside gas circulation heat sink through gas outlet 12 under the effect of air blower 2. Meanwhile, the flame in the combustion chamber 18 further heats the flue gas in the middle of the hearth through the outer wall and the combustion chamber fins 16, and the flue gas is discharged through the exhaust outlet 17.
In another embodiment of the present invention, the flame generated in the combustion chamber 18 heats the liquid chamber 9 and the gas chamber 14, and since the tube bundles 25 are disposed in the liquid chamber 9 and the gas chamber 14, the burned gas further heats the liquid in the liquid chamber 9 and the gas in the gas chamber 14 through the hollow tube bundles 25.
The utility model also provides a novel ignition method of gas and liquid combination heating boiler, including following step:
step one, the controller 7 controls the ignition coil 22 to generate high voltage, so that the ignition electrode 19 breaks through air to generate continuous arcing;
starting an oil pump 5 to suck fuel oil from an oil inlet pipe 4 and generate high pressure, spraying oil mist through a pore at the front end of an oil sprayer 3, simultaneously starting a combustion chamber air inlet fan 20 to feed air into a combustion chamber 18 to form mixed gas with the oil mist, and forming initial flame under the ignition of a fire arc;
step three, detecting whether flame exists in the combustion chamber 18 by the flame inductor 21; if the flame sensor 21 detects that a flame is present in the combustion chamber 18, the ignition is ended; if the flame sensor 21 detects that there is no flame in the combustion chamber 18, the amount of the oil mist is adjusted by readjusting the pressure of the oil pump 5, and the amount of the air is adjusted by adjusting the rotation speed of the combustion chamber intake fan 20, so that the ignition electrode 19 is ignited again until the flame is formed again.
The present invention provides a novel gas and liquid combined heating boiler and its ignition method, which will be described in detail with reference to the following embodiments, but they should not be construed as limiting the scope of the present invention.
Example 1
A measuring cylinder (common glass measuring cylinder) filled with diesel oil is placed on an electronic scale with the precision of 0.05g in advance, an oil inlet pipe 4 on an oil pump 5 on a boiler is inserted below the oil surface of the measuring cylinder and is suspended and fixed, the boiler is started, the oil pump 5 works, the oil pump is closed after running for 3 minutes to empty air in a fuel pipeline, and the number of the electronic scale is recorded to be 1.80kg at the moment. The test of simultaneously heating the crankcase of the engine at minus 40 ℃ and the antifreeze solution of the engine is carried out, the test starts to start the boiler and counts time, after 15 seconds (shown in figure 3), the reading of a temperature sensor of the hearth of the boiler is stable, air at minus 40 ℃ is fed into an air inlet fan of the boiler, the temperature of the outlet of the boiler is increased to 142 ℃ (shown in figure 4) after the boiler runs for 6 minutes, the timing is finished, the temperature of the antifreeze solution of the engine is increased to minus 5.1 ℃ (shown in figure 4), the reading of an electronic scale is 1.590kg, and the used fuel is 0.210 kg.
Novel gas and liquid combination heating boiler's working process: after the boiler is started, the controller 7 controls the high-voltage ignition coil 22 to make the ignition electrode 19 continuously release the fire arc, fuel oil is sucked into the oil inlet pipe through the oil pump 5, high-pressure fuel oil is formed and is sent into the fuel injector 3 through a connecting pipe, and is sprayed out in an atomized form from a fine hole at the front end of the fuel injector 3, meanwhile, fresh air is sent into the combustion chamber by the combustion chamber air inlet fan 20, the air and the mist fuel at the front end of the fuel injector 3 form combustible mixed gas, initial flame is formed under the ignition of the fire arc, after 15 seconds, the mixed gas flame is diffused to fill the combustion chamber 18 to form a stable combustion state, and heats the gas in the gas cavity 14 and the liquid in the liquid cavity 9 at the same time, after the flame combustion is stable, the high-voltage ignition coil 22 stops supplying power, the ignition electrode 19 does not release the arc, meanwhile, the air fan 2 operates to form external air circulation, and the external cavity water pump 1 operates to form external liquid heating circulation.
Comparative example 1
The test procedure and the environmental state are the same, air in an oil pipe of a traditional boiler is emptied in advance, the number of the electronic scales is 1.500kg, the anti-freezing fluid test of the engine at the temperature of minus 40 ℃ is also carried out, the boiler is started in the test, the time is counted, the number of the temperature sensor of the hearth of the boiler is stable after 80 seconds (shown in figure 3), the anti-freezing fluid temperature of the engine rises to minus 15.2 ℃ after the boiler runs for 6 minutes after the time is over, the number of the electronic scales is 1.352kg, and the used fuel oil is 0.148 kg.
The working process of the traditional boiler comprises the following steps: the traditional boiler uses the heating wire mode of igniteing, has arranged heat-resisting thin wire net in the combustion chamber, and on the wire net was carried through the low pressure oil pump to the fuel, mixed oil-gas mixture on the net with the air that the fan sent into, the heating wire that ignites was located the wire net edge. When the boiler is started, the electric heating wire is gradually heated up to reach a certain temperature, fuel oil mixed gas passing through the edge of the electric heating wire is ignited to form initial flame, the flame is diffused forwards to ignite the mixed gas on the heat-resistant metal net, then the flame is filled in the combustion chamber to form stable combustion, the outer cavity liquid is heated, and meanwhile, the electric heating wire stops supplying power and is not ignited any more. At least 80 seconds are required from the start-up of the boiler to the formation of stable combustion.
1. Aiming at the comparison chart of the ignition time of the traditional boiler and the novel boiler shown in the figure 3, the reason analysis of the ignition advantage effect is carried out:
the utility model discloses the high-pressure oil mist that sprays that the boiler adopted, spark ignition combustion mode, at first, ignition electrode form continuous fire arc, and the oil pump can produce the high pressure in the twinkling of an eye for fuel atomization forms homogeneous mixture with the air, after the ignition burning, is full of the combustion chamber rapidly, so, the boiler is started to fire soon, only needs 15 seconds just can form the stable combustion, and fuel economy is high.
Traditional boiler adopts the heating wire ignition mode that heaies up gradually, and initial flame formation time is long, after diffusing the metal mesh, because the fuel can atomize through the heating on the metal mesh, just can burn after then forming the mist, so combustion process is slow, and the mixture in addition is uneven, and the burning quality is poor, and the initial stage burning is incomplete, and the visual dense cigarette of exhaust.
Claims (5)
1. A novel gas and liquid combined heating boiler is characterized by comprising a combustion chamber, a hearth, a controller, a flame inductor, an oil pump, an oil sprayer, an ignition electrode and an ignition coil; the outer side wall of the front end of the combustion chamber is circumferentially bolted or welded with a hearth; the front end of the outer side wall of the hearth is circumferentially bolted or welded with a liquid cavity; the liquid cavity is provided with a liquid outlet and a liquid inlet; the liquid inlet is connected with a water pump; the liquid outlet is connected with an external liquid circulation heat absorption device through a pipeline; the rear end of the outer side wall of the hearth is circumferentially bolted or welded with a gas cavity; the liquid chamber and the gas chamber are separated by a partition; the gas cavity is provided with a gas inlet and a gas outlet; the gas inlet is connected with an air fan; the gas outlet is connected with an external gas circulation heat absorption device through a pipeline; an exhaust outlet is formed in the middle of the combustion chamber; the exhaust outlet is communicated with the hearth; the outer side wall of the rear end of the combustion chamber is communicated with a combustion chamber air inlet fan; the rear end of the inner cavity of the combustion chamber is provided with the oil injector and the ignition electrode; the side wall of the rear end of the inner cavity of the combustion chamber is provided with the flame inductor; the ignition coil is arranged outside the rear end of the combustion chamber; one end of the ignition coil is connected with the ignition electrode; the other end of the ignition coil is connected with the controller through a lead; the controller is connected with an external power supply through a power line; the flame inductor is connected with the controller through a lead; the oil pump is connected with the controller through a wire harness; the oil injector is communicated with the oil pump through a pipeline; the oil pump is positioned outside the combustion chamber; the oil pump is provided with an oil inlet pipe; the oil inlet pipe is connected with an external oil tank through a pipeline.
2. A novel gas and liquid combined heating boiler according to claim 1, characterized in that combustion chamber fins are cast or welded circumferentially between the furnace chamber and the outer combustion chamber wall.
3. A novel gas and liquid combined heating boiler according to claim 1, characterized in that liquid chamber fins are cast or welded circumferentially on the inner side wall of the liquid chamber.
4. A novel gas and liquid combined heating boiler according to claim 1, characterized in that gas chamber fins are circumferentially cast or welded on the inner side wall of the gas chamber.
5. The novel gas and liquid combined heating boiler according to claim 1, wherein a tube bundle front partition plate, a tube bundle middle partition plate and a tube bundle rear partition plate are welded in sequence from the front end of the liquid chamber; the liquid chamber and the gas chamber are separated by a baffle in the tube bundle; tube bundles are circumferentially arranged in the liquid cavity and the gas cavity; the tube bundle sequentially passes through the tube bundle front partition plate, the tube bundle middle partition plate and the tube bundle rear partition plate and is welded on the tube bundle front partition plate, the tube bundle middle partition plate and the tube bundle rear partition plate; the tube bundle is a hollow tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021198025.4U CN212842219U (en) | 2020-06-24 | 2020-06-24 | Novel gas and liquid combined heating boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021198025.4U CN212842219U (en) | 2020-06-24 | 2020-06-24 | Novel gas and liquid combined heating boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212842219U true CN212842219U (en) | 2021-03-30 |
Family
ID=75176760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021198025.4U Active CN212842219U (en) | 2020-06-24 | 2020-06-24 | Novel gas and liquid combined heating boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212842219U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765634A (en) * | 2020-06-24 | 2020-10-13 | 北京高鑫伟业科技有限公司 | Novel gas and liquid combined heating boiler and ignition method thereof |
-
2020
- 2020-06-24 CN CN202021198025.4U patent/CN212842219U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765634A (en) * | 2020-06-24 | 2020-10-13 | 北京高鑫伟业科技有限公司 | Novel gas and liquid combined heating boiler and ignition method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1207285B1 (en) | Method of fuel injection and ignition in an internal combustion engine | |
| CN1078928C (en) | Charge conditioning system for enabling cold starting and running of spark-ignited, diesel piston engines | |
| CN111765631A (en) | Novel gas heating boiler and ignition method thereof | |
| CN109973266A (en) | A kind of the methanol engine cold-starting device and method of multi-stage jet | |
| CN118031419A (en) | Double-fan type gas and liquid combined heating boiler and ignition method thereof | |
| CN208534579U (en) | A kind of burner for dpf regeneration | |
| WO2016146054A1 (en) | Fuel oil heater | |
| CN212842219U (en) | Novel gas and liquid combined heating boiler | |
| CN116163847A (en) | Engine and control method thereof | |
| CN213146938U (en) | Novel liquid heating boiler | |
| CN213208226U (en) | Novel gas heating boiler | |
| RU48619U1 (en) | BURNER | |
| CN111765634A (en) | Novel gas and liquid combined heating boiler and ignition method thereof | |
| CN110594743B (en) | Mixed fuel burner for burning low-heat-value waste gas by using high-heat-value waste liquid | |
| CN111765626A (en) | Novel liquid heating boiler and ignition method thereof | |
| CN211625257U (en) | Mixed fuel burner for burning low-calorific-value waste gas by using high-calorific-value waste liquid | |
| CN205480975U (en) | Combustion engine | |
| CN108691701B (en) | Combustion method, combustion system and heating device for methanol fuel engine | |
| CN216667977U (en) | High-efficient gas heating boiler | |
| CN202551978U (en) | Mist sprayer | |
| CN104930503A (en) | Automatic control alcohol-based fuel gasification burner and preparation method thereof | |
| CN104879251A (en) | Two-stroke homogeneity compression ignition multi-fuel engine and working method thereof | |
| CN211667814U (en) | Heating device for preparing fuel gas and burning by high-temperature cracking of alcohol-based fuel | |
| CN209818144U (en) | Diesel burner for temperature raising of DPF | |
| CN212081300U (en) | Gasification combustion device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |