阅读说明：本技术 一种可减少温室气体排放的炭基能源燃烧方法 (Carbon-based energy combustion method capable of reducing greenhouse gas emission ) 是由 石如剑 于 2020-05-29 设计创作，主要内容包括：本发明涉及生物质燃料技术领域,且公开了一种可减少温室气体排放的炭基能源燃烧装置,包括生物质锅炉、烟气反应室、换热器、连接管和二氧化碳吸收塔,所述烟气反应室的出气端设有所述换热器,所述换热器的出气端通过所述连接管与所述二氧化碳吸收塔的进气端连通,所述烟气反应室的外侧壁固定连接有烟气进管；空气进管将蒸汽输送至外炉体和内炉体之间的空腔处,使汽油喷管将汽油颗粒输送至内炉体内,此时,由点火器将汽油颗粒点燃,使外炉体和内炉体之间形成高温,对烟气中未反应完全的可燃物质进行充分反应,并使水蒸气与二氧化碳进行反应生成可燃气体,可燃气体最后在内部燃烧产生热量,进而达到降低二氧化碳等温室气体排放的目的。(The invention relates to the technical field of biomass fuels, and discloses a carbon-based energy combustion device capable of reducing greenhouse gas emission, which comprises a biomass boiler, a flue gas reaction chamber, a heat exchanger, a connecting pipe and a carbon dioxide absorption tower, wherein the heat exchanger is arranged at the gas outlet end of the flue gas reaction chamber, the gas outlet end of the heat exchanger is communicated with the gas inlet end of the carbon dioxide absorption tower through the connecting pipe, and the outer side wall of the flue gas reaction chamber is fixedly connected with a flue gas inlet pipe; the air inlet pipe conveys steam to a cavity between the outer furnace body and the inner furnace body, so that the gasoline spray pipe conveys gasoline particles into the inner furnace body, at the moment, the gasoline particles are ignited by the igniter, high temperature is formed between the outer furnace body and the inner furnace body, combustible substances which are not completely reacted in smoke gas are fully reacted, water vapor and carbon dioxide are reacted to generate combustible gas, and the combustible gas is finally combusted in the inner furnace to generate heat, so that the aim of reducing the emission of carbon dioxide isothermal chamber gas is fulfilled.)

1. The utility model provides a reducible greenhouse gas discharges's charcoal base energy burner, includes biomass boiler (1), flue gas reacting chamber (2), heat exchanger (5), connecting pipe (6) and carbon dioxide absorption tower (7), the end of giving vent to anger of flue gas reacting chamber (2) is equipped with heat exchanger (5), the end of giving vent to anger of heat exchanger (5) is passed through connecting pipe (6) with the inlet end intercommunication of carbon dioxide absorption tower (7), its characterized in that: the flue gas inlet pipe (21) is fixedly connected with the outer side wall of the flue gas reaction chamber (2), the outer side wall of the flue gas reaction chamber (2) is far away from the flue gas inlet pipe (21), the flue gas outlet pipe (22) is fixedly connected with one side of the flue gas inlet pipe (21), the outer furnace body (23) is fixedly connected with the inner side wall of the flue gas reaction chamber (2), the inner furnace body (24) is sleeved on the inner side wall of the outer furnace body (23), the air inlet pipe (3) is fixedly connected with the top of the flue gas reaction chamber (2), the air inlet end of the air inlet pipe (3) is fixedly connected with the air regulating valve (31), the air inlet pipe (3) is fixedly connected with the air cover plate (32), the air releasing nozzle (33) is fixedly connected with the bottom of the air cover plate (32), the gasoline valve (4) is fixedly connected with the bottom of the flue gas reaction chamber (2), and, the gasoline spray pipe (41) penetrates through the outer furnace body (23) and extends into the inner furnace body (24), and an igniter (42) is fixedly connected to the top end of the gasoline spray pipe (41).

2. The charcoal-based energy combustion apparatus for reducing greenhouse gas emissions as claimed in claim 1, wherein: biomass boiler (1) is including going into hopper (11), conveyer belt (12) and gas discharge end (13), the bottom fixedly connected with conveyer belt (12) of going into hopper (11), one side fixedly connected with of biomass boiler (1) gas discharge end (13), gas discharge end (13) pass through flue gas advance pipe (21) with flue gas reacting chamber (2) intercommunication.

3. The charcoal-based energy combustion apparatus for reducing greenhouse gas emissions as claimed in claim 1, wherein: the outer furnace body (23) and the outer side wall of the inner furnace body (24) are both provided with through holes.

4. The charcoal-based energy combustion apparatus for reducing greenhouse gas emissions as claimed in claim 1, wherein: one end of the flue gas outlet pipe (22) penetrates through the interior of the flue gas reaction chamber (2), and one end of the flue gas inlet pipe (21) penetrates through the interior of the outer furnace body (23).

5. The charcoal-based energy combustion apparatus for reducing greenhouse gas emissions as claimed in claim 1, wherein: the air release nozzle (33) is of a cylindrical structure, and through holes which are uniformly distributed are formed in the outer side wall of the air release nozzle (33).

6. The charcoal-based energy combustion apparatus for reducing greenhouse gas emissions as claimed in claim 1, wherein: the bottom fixedly connected with supporting leg (71) of carbon dioxide absorption tower (7), the inside of carbon dioxide absorption tower (7) is equipped with thermostatic chamber (72), the inside of thermostatic chamber (72) is equipped with retort (73), the inside packing of retort (73) has carbon dioxide absorbent (74), air pump (75) are installed on the top of retort (73), the end of bleeding of air pump (75) with the end of giving vent to anger of retort (73) is connected, the end fixedly connected with three-way valve (8) of giving vent to anger of air pump (75), the one end fixedly connected with carbon dioxide flowmeter (81) of three-way valve (8).

7. The charcoal-based energy combustion device for reducing greenhouse gas emission according to claim 1, wherein a charcoal-based energy combustion method for reducing greenhouse gas emission is provided, comprising the following steps:

s1, combustion: putting the biomass fuel into a feeding hopper (11) and conveying the biomass fuel to a biomass boiler (1) by a conveying belt (12) for combustion;

s2, flue gas reaction: flue gas generated in the biomass boiler (1) enters a cavity between the outer furnace body (23) and the inner furnace body (24) through a flue gas inlet pipe (21), at the moment, air is introduced to enable the air to enter the outer furnace body (23), meanwhile, a gasoline valve (4) is controlled to enable a gasoline spray pipe (41) on the gasoline valve (4) to spray gasoline particles, then an igniter (42) ignites the gasoline particles to enable the flue gas to be fully reacted, and the introduced air is heated to generate high-temperature gas, and the high-temperature gas is introduced into a heat exchanger (5);

s3, heat exchange: after the flue gas reaction is finished, pumping gas into a heat exchanger (5) by a gas pump, so that the heat of the flue gas is replaced with a refrigerant, and storing the heat;

s4, purifying flue gas: the flue gas after heat exchange enters a carbon dioxide absorption tower (7) through a connecting pipe (6) to enter a reaction tank (73), at the moment, carbon dioxide in the flue gas is absorbed by a carbon dioxide absorbent (74) in the reaction tank (73), and finally the flue gas is pumped to a pipeline on a three-way valve (8) through an air pump (75) and the concentration of the carbon dioxide is recorded through a carbon dioxide flow meter (81).

Technical Field

The invention relates to the technical field of biomass fuels, in particular to a carbon-based energy combustion method capable of reducing greenhouse gas emission.

Background

By char-based fuel is meant any fuel that oxidizes or burns char to obtain energy. There are two main types: biofuels and fossil fuels. The biomass fuel is fuel produced by burning biomass material, and is mainly agricultural and forestry waste (such as straw, sawdust, bagasse, rice chaff, etc.). Mainly distinguished from fossil fuels.

Biomass fuel usually adopts biomass boiler to burn and utilizes, and among the prior art, the flue gas that biomass boiler discharged only adopts modes such as SCR denitration technique to purify, and biomass fuel can discharge a large amount of greenhouse gas in the combustion process, and greenhouse gas is the important factor that leads to global warming, consequently, the problem to reducing greenhouse gas emission is awaited and needed to be solved urgently, and in addition, contains a large amount of heats in the flue gas, and these heats can not obtain effectual utilization to cause the waste of resource.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a carbon-based energy combustion method capable of reducing greenhouse gas emission, which has the advantages of reducing greenhouse gas emission, saving energy and reducing emission and solves the problem that a large amount of greenhouse gas is emitted in the combustion process of biomass fuel.

(II) technical scheme

In order to achieve the purposes of reducing greenhouse gas emission and saving energy and reducing emission, the invention provides the following technical scheme: a charcoal-based energy combustion method capable of reducing greenhouse gas emission comprises a biomass boiler, a flue gas reaction chamber, a heat exchanger, a connecting pipe and a carbon dioxide absorption tower, wherein the heat exchanger is arranged at the gas outlet end of the flue gas reaction chamber, the gas outlet end of the heat exchanger is communicated with the gas inlet end of the carbon dioxide absorption tower through the connecting pipe, the outer side wall of the flue gas reaction chamber is fixedly connected with a flue gas inlet pipe, one side, away from the flue gas inlet pipe, of the outer side wall of the flue gas reaction chamber is fixedly connected with a flue gas outlet pipe, the inner side wall of the flue gas reaction chamber is fixedly connected with an outer furnace body, the inner side wall of the outer furnace body is sleeved with an inner furnace body, the top of the flue gas reaction chamber is fixedly connected with an air inlet pipe, the gas inlet end of the air inlet pipe is fixedly connected with an air regulating valve, the bottom, the bottom of the flue gas reaction chamber is fixedly connected with a gasoline valve, a gasoline spray pipe is arranged at the oil spraying end of the gasoline valve, the gasoline spray pipe penetrates through the outer furnace body and extends to the inside of the inner furnace body, and an igniter is fixedly connected to the top end of the gasoline spray pipe.

Preferably, the biomass boiler comprises a feeding hopper, a conveying belt and a gas discharging end, the conveying belt is fixedly connected to the bottom of the feeding hopper, the gas discharging end is fixedly connected to one side of the biomass boiler, and the gas discharging end is communicated with the flue gas reaction chamber through the flue gas inlet pipe.

Preferably, the outer furnace body and the outer side wall of the inner furnace body are both provided with through holes.

Preferably, one end of the flue gas outlet pipe penetrates through the interior of the flue gas reaction chamber, and one end of the flue gas inlet pipe penetrates through the interior of the outer furnace body.

Preferably, the air release nozzle is of a cylindrical structure, and through holes which are uniformly distributed are formed in the outer side wall of the air release nozzle.

Preferably, the bottom fixedly connected with supporting leg of carbon dioxide absorption tower, the inside of carbon dioxide absorption tower is equipped with the thermostatic chamber, the inside of thermostatic chamber is equipped with the retort, the inside packing of retort has the carbon dioxide absorbent, the air pump is installed on the top of retort, the end of bleeding of air pump with the end connection of giving vent to anger of retort, the end fixedly connected with three-way valve of giving vent to anger of air pump, the one end fixedly connected with carbon dioxide flowmeter of three-way valve.

A combustion method of carbon-based energy source capable of reducing greenhouse gas emission comprises the following steps,

s1, combustion: putting the biomass fuel into a feeding hopper, and conveying the biomass fuel to a biomass boiler by a conveying belt for combustion;

s2, flue gas reaction: the method comprises the following steps that smoke generated in a biomass boiler enters a cavity between an outer furnace body and an inner furnace body through a smoke inlet pipe, air is introduced at the moment to enable the air to enter the outer furnace body, a gasoline valve is controlled at the same time, a gasoline spray pipe on the gasoline valve sprays gasoline particles, then the gasoline particles are ignited by an igniter, the smoke is fully reacted, the introduced air is heated to generate high-temperature gas, and the high-temperature gas is introduced into a heat exchanger;

s3, heat exchange: after the flue gas reaction is finished, pumping gas into the heat exchanger by the gas pump, so that the heat of the flue gas is replaced with the refrigerant, and storing the heat;

s4, purifying flue gas: the flue gas after heat exchange enters the carbon dioxide absorption tower through the connecting pipe, so that the flue gas enters the reaction tank, at the moment, carbon dioxide in the flue gas is absorbed by a carbon dioxide absorbent in the reaction tank, and finally the flue gas is pumped to a pipeline on the three-way valve through the air pump, and the carbon dioxide concentration is recorded by the carbon dioxide flow meter.

(III) advantageous effects

Compared with the prior art, the invention provides a carbon-based energy combustion method capable of reducing greenhouse gas emission, which has the following beneficial effects:

1. according to the carbon-based energy combustion method capable of reducing greenhouse gas emission, the carbon dioxide absorption tower is arranged, the thermostatic chamber and the reaction tank are arranged in the carbon dioxide absorption tower, the carbon dioxide absorbent is arranged in the reaction tank, so that heat-exchanged flue gas enters the carbon dioxide absorption tower through the connecting pipe, the flue gas enters the reaction tank, and carbon dioxide in the flue gas is absorbed by the carbon dioxide absorbent in the reaction tank, so that the purpose of reducing carbon dioxide emission is achieved.

2. The charcoal-based energy combustion method capable of reducing greenhouse gas emission comprises the steps of arranging a flue gas reaction chamber, wherein the flue gas reaction chamber consists of an outer furnace body and an inner furnace body, enabling flue gas generated by combustion to enter a cavity between the outer furnace body and the inner furnace body through a flue gas inlet pipe, enabling the air inlet pipe to convey air to the cavity between the outer furnace body and the inner furnace body through arranging an air inlet pipe and a gasoline spray pipe, enabling the gasoline spray pipe to convey gasoline particles into the inner furnace body, igniting the gasoline particles by an igniter at the moment, enabling high temperature to be formed between the outer furnace body and the inner furnace body, the combustible substances which are not completely reacted in the flue gas are fully reacted, the sucked air is heated in the furnace body, finally the heated air enters the heat exchanger, the heat generated in the flue gas reaction chamber is replaced by the heat exchanger, and the replaced heat can be used for other purposes such as heating and the like, so that the purposes of energy conservation and emission reduction are achieved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the flue gas reaction chamber in the present invention;

FIG. 3 is a cross-sectional view of a flue gas reaction chamber according to the present invention;

FIG. 4 is a top cross-sectional view of a flue gas reaction chamber of the present invention;

FIG. 5 is a schematic structural view of an air shroud of the present invention;

fig. 6 is a sectional view of a carbon dioxide absorbing tower according to the present invention.

In the figure: 1. a biomass boiler; 11. feeding into a hopper; 12. a conveyor belt; 13. a gas discharge end; 2. a flue gas reaction chamber; 21. a flue gas inlet pipe; 22. a flue gas outlet pipe; 23. an outer furnace body; 24. an inner furnace body; 3. an air inlet pipe; 31. an air regulating valve; 32. an air cover plate; 33. an air release spray head; 4. a gasoline valve; 41. a gasoline spray pipe; 42. an igniter; 5. a heat exchanger; 6. a connecting pipe; 7. a carbon dioxide absorption tower; 71. supporting legs; 72. a thermostatic chamber; 73. a reaction tank; 74. a carbon dioxide absorbent; 75. an air pump; 8. a three-way valve; 81. a carbon dioxide flow meter.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a combustion method of carbon-based energy source capable of reducing greenhouse gas emission comprises a biomass boiler 1, a flue gas reaction chamber 2, a heat exchanger 5, a connecting pipe 6 and a carbon dioxide absorption tower 7, wherein the gas outlet end of the flue gas reaction chamber 2 is provided with the heat exchanger 5, the gas outlet end of the heat exchanger 5 is communicated with the gas inlet end of the carbon dioxide absorption tower 7 through the connecting pipe 6, the outer side wall of the flue gas reaction chamber 2 is fixedly connected with a flue gas inlet pipe 21, one side of the outer side wall of the flue gas reaction chamber 2, which is far away from the flue gas inlet pipe 21, is fixedly connected with a flue gas outlet pipe 22, the inner side wall of the flue gas reaction chamber 2 is fixedly connected with an outer furnace body 23, the inner side wall of the outer furnace body 23 is sleeved with an inner furnace body 24, the top of the flue gas reaction chamber 2 is fixedly connected, the bottom fixedly connected with air release shower nozzle 33 of air apron 32, the bottom fixedly connected with petrol valve 4 of flue gas reaction chamber 2, the oil spout end of petrol valve 4 is equipped with petrol spray tube 41, petrol spray tube 41 runs through outer furnace body 23 and extends to the inside of interior furnace body 24, the top fixedly connected with point firearm 42 of petrol spray tube 41.

In the embodiment, gasoline is conveyed into the gasoline spray pipe 41 by the gasoline valve 4, so that the gasoline spray pipe 41 granulates the gasoline, the igniter 42 on the gasoline spray pipe 41 ignites the gasoline particles, the flue gas entering between the outer furnace body 23 and the inner furnace body 24 fully reacts at high temperature, the combustible gas remaining in the flue gas further reacts, meanwhile, the air is sucked into the air release nozzle 33 by the air inlet pipe 3, so that the air is sprayed out of the air release nozzle 33, the air is heated at high temperature, and the heat generated by combustion is conveyed into the heat exchanger 5 by the flue gas outlet pipe 22 to perform heat replacement, thereby achieving the purposes of energy conservation and emission reduction.

Specifically, biomass boiler 1 includes into hopper 11, conveyer belt 12 and gas discharge end 13, goes into hopper 11's bottom fixedly connected with conveyer belt 12, and biomass boiler 1's one side fixedly connected with gas discharge end 13, gas discharge end 13 advances pipe 21 through the flue gas and communicates with flue gas reaction chamber 2.

Specifically, the outer side walls of the outer furnace body 23 and the inner furnace body 24 are both provided with through holes; through the through holes on the outer furnace body 23 and the inner furnace body 24, the exchange of the gas inside and outside the outer furnace body 23 and the inner furnace body 24 is facilitated.

Specifically, one end of the flue gas outlet pipe 22 penetrates through the interior of the flue gas reaction chamber 2, and one end of the flue gas inlet pipe 21 penetrates through the interior of the outer furnace body 23; the flue gas is discharged out of the flue gas reaction chamber 2 through a flue gas outlet pipe 22, and the flue gas enters the interior of the outer furnace body 23 through a flue gas inlet pipe 21.

Specifically, the air release nozzle 33 is of a cylindrical structure, and through holes which are uniformly distributed are formed in the outer side wall of the air release nozzle 33; a plurality of through holes are formed in the outer side wall of the air release nozzle 33, so that air can uniformly enter the outer furnace body 23.

Specifically, the bottom of the carbon dioxide absorption tower 7 is fixedly connected with a supporting leg 71, a thermostatic chamber 72 is arranged inside the carbon dioxide absorption tower 7, a reaction tank 73 is arranged inside the thermostatic chamber 72, a carbon dioxide absorbent 74 is filled inside the reaction tank 73, an air pump 75 is installed at the top end of the reaction tank 73, the air extraction end of the air pump 75 is connected with the air outlet end of the reaction tank 73, the air outlet end of the air pump 75 is fixedly connected with a three-way valve 8, and one end of the three-way valve 8 is fixedly connected with a carbon dioxide flowmeter 81; through setting up carbon dioxide absorption tower 7, make retort 73 and connecting pipe 6 switch on in the carbon dioxide absorption tower 7, make the flue gas get into retort 73 in to react with carbon dioxide absorbent 74, reach the purpose to carbon dioxide absorption, and then reduce the emission of carbon dioxide, wherein thermostatic chamber 72 can ensure the temperature in retort 73, makes carbon dioxide can be adsorbed under suitable temperature.