CN216281370U - High-efficient burner of combustible ice - Google Patents
High-efficient burner of combustible ice Download PDFInfo
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- CN216281370U CN216281370U CN202122017671.7U CN202122017671U CN216281370U CN 216281370 U CN216281370 U CN 216281370U CN 202122017671 U CN202122017671 U CN 202122017671U CN 216281370 U CN216281370 U CN 216281370U
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- flue gas
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- temperature flue
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 80
- 239000003546 flue gas Substances 0.000 claims abstract description 80
- 238000002485 combustion reaction Methods 0.000 claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000003860 storage Methods 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 40
- 238000004146 energy storage Methods 0.000 claims description 5
- 239000000567 combustion gas Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 82
- 239000003345 natural gas Substances 0.000 description 40
- 238000010248 power generation Methods 0.000 description 10
- 238000005265 energy consumption Methods 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The utility model discloses a combustible ice high-efficiency combustion device, which comprises: the combustible ice storage unit and the combustion unit are arranged, a combustor is arranged at the front end of a hearth of the combustion unit, and a flue gas main pipe is connected to the rear end of the hearth of the combustion unit. The combustible ice storage unit comprises a plurality of heating devices, a combustible ice container accommodated in each heating device, a common pipe communicated with an air outlet of the combustible ice container, and an air storage tank communicated with an outlet of the common pipe; the heating device is a water jacket provided with a hot water inlet and a cold water outlet, and the hot water inlet and the cold water outlet between two adjacent water jackets are communicated through a pipeline.
Description
Technical Field
The utility model relates to the technical field of combustible ice, in particular to a combustible ice combustion system.
Background
In the face of increasingly severe environmental problems and energy crisis, energy conservation and emission reduction is vigorously advocated all over the world, and how to perform energy conservation and emission reduction transformation particularly for relevant industries with serious energy consumption and pollution becomes a factor that must be considered by technical personnel in relevant fields when designing equipment of this type.
Combustible ice (Combustible ice) has the appearance of being like ice and Combustible, also known as "solid gas" or "vapor ice". The combustible ice is the crystal formed by methane natural gas and water under the conditions of high pressure and low temperature. The combustible ice is widely stored in sediments in sea areas or frozen soil layers in land areas, has high resource density, large reserve and wide distribution, has extremely high exploitation value, and is a low-carbon clean energy which is important to replace in the future.
At present, people vigorously use combustible ice to generate electricity, and the defects that the hydraulic power generation is limited by geographical positions and environments, air pollution caused by thermal power generation, immature nuclear power generation technology and large-scale and low-yield wind power generation input are effectively overcome.
However, the current research only stops at the combustible ice generator, and the energy generated by the hydrolysis of the combustible ice is not utilized systematically and fully, so that the situation of energy waste still exists.
The combustible ice power generation device comprises a high-temperature combustion chamber, a steam turbine, a speed reducer and an asynchronous alternating-current generator, wherein the speed reducer is arranged in the steam turbine and is arranged on one side of the output end of the steam turbine, the asynchronous alternating-current generator is connected with the output end of the steam turbine, an injection nozzle is arranged on one side of the high-temperature combustion chamber, steam generated by the high-temperature combustion chamber is directly injected to the input end of the steam turbine through the injection nozzle, the steam is pushed to run to generate power, and the speed reducer drives the asynchronous alternating-current generator to run to generate power after regulating and controlling the rotating speed of the steam turbine. However, the combustible ice power generation device has the following disadvantages or shortcomings: the process of decomposing combustible ice requires a great energy consumption.
Also as disclosed in chinese patent application No. 201210323240.6, the power generation equipment specifically includes a combustible ice generator and a power station, wherein the power station includes an engine in its structure, which uses the Compressed Natural Gas (CNG) generated by the decomposition of combustible ice as fuel, so that the produced combustible ice is directly put into power generation production, thereby improving the utilization rate, avoiding transportation, saving a large amount of transportation cost, and the CNG generated by the combustible ice is pollution-free after combustion, thereby achieving the effect of environmental protection. However, the ice combustible power generating apparatus has the following disadvantages or shortcomings: (1) the process of decomposing combustible ice requires great energy consumption; (2) and the heat energy generated after the combustible ice is combusted is not fully utilized, so that energy waste is caused.
Therefore, it is an urgent need in the industry to provide an efficient combustible ice combustion device which can reduce energy consumption and pollution and fully develop the energy efficiency of combustible ice.
Disclosure of Invention
The utility model aims to provide a combustible ice high-efficiency combustion device which can fully and efficiently utilize gas generated by hydrolysis of combustible ice to generate electricity and heat energy of high-temperature flue gas generated after combustion of the combustible ice, and obviously improve the energy utilization rate.
In order to achieve the above object, the present invention provides an efficient combustible ice combustion apparatus, comprising: the device comprises a combustible ice storage unit and a combustion unit, wherein a combustor is arranged at the front end of a hearth of the combustion unit, and a flue gas main pipe for discharging high-temperature flue gas is connected to the rear end of the hearth of the combustion unit; the high-pressure natural gas pipeline is connected with a natural gas branch line, a gas turbine is arranged on the natural gas branch line, the natural gas branch line conveys 50% -60% of high-pressure natural gas in the high-pressure natural gas pipeline to the gas turbine for power generation, generated electric energy is stored in an electric energy storage device, the high-pressure natural gas is decompressed into low-pressure natural gas through the gas turbine, and the low-pressure natural gas is conveyed to a second gas inlet of the combustor through the low-pressure natural gas pipeline.
Optionally, the flue gas main pipe is connected with a flue gas branch pipe, and the flue gas branch pipe is communicated with a third air inlet of the combustion nozzle, so that high-temperature flue gas accounting for 10% -30% of the flue gas main pipe is injected into the combustion nozzle, mixed with air and high-pressure natural gas and then sent to a hearth of the combustion unit for combustion.
Optionally, the burner includes an inner cylinder and an outer cylinder which are coaxial, the front ends of the inner cylinder and the outer cylinder are sealed, the rear ends of the inner cylinder and the outer cylinder are combustion gas outlets and are communicated with a hearth of the combustion unit, the first gas inlet is arranged at the upper side wall of the front end of the outer cylinder, the combustion-supporting gas inlet is arranged at the lower side wall of the front end of the inner cylinder, and the second gas inlet is arranged at the front end of the inner cylinder.
The first gas inlet is formed in the upper side wall of the front end of the outer cylinder, so that high-pressure natural gas, high-temperature flue gas and air tangentially enter the combustor, a rotational flow is formed in the outer cylinder of the combustor, and mixing of the three gases is enhanced. Meanwhile, the combustion-supporting gas inlet is formed in the lower side wall of the front end of the inner cylinder body, so that low-pressure natural gas entering from the front end of the inner cylinder body is mixed with the combustion-supporting gas entering the inner cylinder body tangentially more uniformly.
Optionally, the combustible ice storage unit comprises a plurality of heating devices, a combustible ice container accommodated in each heating device, a common pipe communicated with the air outlet of the combustible ice container, and an air storage tank communicated with the outlet of the common pipe.
Alternatively, the heating device is a water jacket with a hot water inlet and a cold water outlet, and the hot water inlet and the cold water outlet between two adjacent water jackets are communicated through a pipeline.
Optionally, the combustible ice efficient system further comprises a first heat exchanger, the first heat exchanger comprises a high-temperature flue gas inlet, a medium-temperature flue gas outlet, a cold air inlet and a hot air outlet, the high-temperature flue gas inlet is communicated with the flue gas main pipe, and the hot air outlet is communicated with the combustion-supporting gas inlet of the combustor through a hot air pipeline.
The high-temperature flue gas at 800-1300 ℃ from the hearth of the combustion unit is discharged to a flue gas main pipe, the high-temperature flue gas accounting for 10-30% of the total amount of the high-temperature flue gas is injected back into the combustor, is mixed with high-pressure natural gas and air, and then is combusted, so that the furnace temperature can be effectively increased, and the stability of the combustion temperature is kept; 70% -90% of high-temperature flue gas enters a first heat exchanger, and after heat exchange is carried out on the high-temperature flue gas and cold air at 20-25 ℃, formed hot air at 500-800 ℃ enters a combustor, is mixed with low-pressure natural gas, and then enters a combustion unit for combustion, so that the combustion efficiency of the low-pressure natural gas is further improved.
Optionally, the combustible ice storage unit further comprises a second heat exchanger, wherein the second heat exchanger comprises a medium-temperature flue gas inlet, a low-temperature flue gas outlet, a cold water inlet and a hot water outlet, the medium-temperature flue gas inlet is communicated with the medium-temperature flue gas outlet of the first heat exchanger, the low-temperature flue gas outlet is communicated with the chimney through a low-temperature flue gas pipeline, the cold water inlet is communicated with the cold water outlet of the water jacket positioned at the tail end of the combustible ice storage unit, and the hot water outlet is communicated with the hot water inlet of the water jacket positioned at the head end of the combustible ice storage unit.
The medium-temperature flue gas at 300-400 ℃ from the first heat exchanger enters the second heat exchanger, exchanges heat with cold water discharged from a water jacket at the tail end of the combustible ice storage unit at 30-40 ℃, hot water at 80-90 ℃ is formed, the hot water enters a hot water inlet of the water jacket at the head end of the combustible ice storage unit, all combustible ice containers are heated, and cold flue gas at 180-200 ℃ formed after heat exchange is discharged to a chimney.
Optionally, a pressure reducing valve is arranged on the combustible ice connecting pipeline between the air outlet of each combustible ice container and the common pipe, and an electric regulating valve is arranged on the common pipe connecting pipeline between the outlet of the common pipe and the air storage tank.
Preferably, each combustible ice connecting pipeline is further provided with a gas flowmeter to monitor the flow of the discharged high-pressure natural gas in the combustible ice container in real time, and when one combustible ice container is monitored to be not discharged with the high-pressure natural gas, the combustible ice container can be immediately replaced by a new one.
Optionally, a first fan is arranged on the hot air pipeline to introduce hot air to the combustion-supporting gas inlet, and a second fan is arranged on the low-temperature flue gas pipeline to introduce low-temperature flue gas to the chimney.
Optionally, the first fan, the second fan, the pressure reducing valve and the electric regulating valve are respectively electrically connected with the electric energy storage device to obtain electric energy.
The utility model has the beneficial effects that: (1) the quantity of the combustible ice containers can be adjusted as required, so that the generation quantity of electric energy is controlled, and unnecessary waste is avoided; (2) the combustion system is pollution-free, and hot air generated by heat exchange of cold air can be combusted by using high-temperature flue gas, so that the heat of the high-temperature flue gas and the hot air is effectively utilized, and the combustion efficiency is improved; (3) part of high-temperature flue gas is injected to a nozzle to be mixed with air to support combustion, so that the hot flue gas is effectively recycled, the emission of the flue gas is reduced, the generation amount of nitrogen oxides is reduced, and energy conservation and environmental protection are realized; (4) the heat of the medium-temperature flue gas is utilized to exchange heat with cold water, and the generated hot water is used for heating combustible ice, so that the energy is recycled, and the energy is saved and the efficiency is high.
Drawings
Fig. 1 shows a schematic structural view of a combustible ice efficient combustion apparatus of the present invention.
Fig. 2 shows a schematic view of the structure of the burner of the present invention.
Fig. 3 shows a schematic cross-sectional view a-a of fig. 2.
Fig. 4 shows a schematic B-B cross-sectional view of fig. 2.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
Referring to fig. 1, as a non-limiting embodiment, the present invention relates to a combustible ice efficient combustion device, comprising: a combustible ice storage unit 10, a combustion unit 20, a first heat exchanger 30, and a second heat exchanger 40.
The front end of the hearth 21 of the combustion unit 20 is provided with a burner 22, and the rear end of the hearth 21 of the combustion unit 20 is connected with a flue gas header pipe L1 for discharging high-temperature flue gas.
As shown in fig. 1, the combustor 22 is provided with a first gas inlet 221, a second gas inlet 222, a combustion-supporting gas inlet 223 and a combustion gas outlet 224, the first gas inlet 221 is provided with a combustion nozzle 220, the combustion nozzle 220 is provided with a first gas inlet 2201, a second gas inlet 2202, a third gas inlet 2203 and a mixed gas outlet 2204, wherein the first gas inlet 2201 is communicated with the combustible ice storage unit 10 through a high-pressure natural gas pipeline L2, the second gas inlet 2202 is communicated with an air source, and the mixed gas outlet 2204 is communicated with the first gas inlet 221 of the combustor 22. Here, the combustion nozzle 220 is constructed in an ejector structure that uses the pressure of the high-pressure natural gas introduced into the first air inlet 2201 to form a suction force to draw air into the combustion nozzle 220 through the second air inlet 2202. The process does not need to provide other power, and therefore is more energy-saving.
The high-pressure natural gas pipeline L2 is connected with a natural gas branching line L3, the natural gas branching line L3 is provided with a gas turbine 50, the natural gas branching line L3 transmits the high-pressure natural gas, which accounts for 50% -60% of the high-pressure natural gas pipeline L2, to the gas turbine 50 for power generation, the generated electric energy is stored in the electric energy storage device 60, the high-pressure natural gas is depressurized by the gas turbine 50 to become low-pressure natural gas, and the low-pressure natural gas is transmitted to the second fuel gas inlet 222 of the combustor 22 through the low-pressure natural gas pipeline L4.
In the non-limiting embodiment, the flue gas main pipe L1 is connected to the flue gas branch pipe L5, and the flue gas branch pipe L5 is communicated with the third air inlet 2203 of the combustion nozzle 220, and similarly, because the combustion nozzle 220 is configured as an ejector, the ejector forms a suction force by using the pressure of the high-pressure natural gas entering the first air inlet 2201, so that the high-temperature flue gas which accounts for 10% -30% of the flue gas main pipe L1 can be ejected into the combustion nozzle 220, and is mixed with the air and the high-pressure natural gas and then is delivered into the furnace 21 of the combustion unit 20 for combustion.
As another non-limiting embodiment, as shown in fig. 2, the burner 22 includes an inner cylinder 225 and an outer cylinder 226 which are coaxial, the front ends of the inner cylinder 225 and the outer cylinder 226 are sealed, the rear ends of the inner cylinder 225 and the outer cylinder 226 are combustion gas outlets 224 which communicate with the furnace 21 of the combustion unit 20, a first gas inlet 221 is opened at the upper side wall of the front end of the outer cylinder 226, an oxidant gas inlet 223 is opened at the lower side wall of the front end of the inner cylinder 225, and a second gas inlet 222 is opened at the front end of the inner cylinder 225.
Therefore, as shown in fig. 3, the combustion-supporting gas inlet 223 is arranged at the lower side wall of the front end of the inner cylinder 225, so that the low-pressure natural gas entering from the front end of the inner cylinder 225 and the combustion-supporting gas entering the inner cylinder tangentially are mixed more uniformly, and the combustion temperature can reach about 800 ℃. Meanwhile, as shown in fig. 4, the first gas inlet 221 is formed in the upper side wall of the front end of the outer cylinder 226, so that the high-pressure natural gas, the high-temperature flue gas and the air tangentially enter the combustor 22, and the high-pressure natural gas, the high-temperature flue gas and the air form a rotational flow in the outer cylinder 226 of the combustor 22, thereby enhancing the mixing of the three gases and enabling the combustion temperature to reach about 1300 ℃.
As a further non-limiting embodiment, as shown in fig. 1, the first heat exchanger 30 includes a high temperature flue gas inlet 301, a medium temperature flue gas outlet 302, a cool air inlet 303, and a hot air outlet 304, the high temperature flue gas inlet 301 is communicated with a flue gas manifold L1, and the hot air outlet 304 is communicated with an oxidant gas inlet 223 of the combustor 22 through a hot air line L6.
Therefore, high-temperature flue gas at 800-1300 ℃ from the hearth 21 of the combustion unit 20 is discharged to the flue gas main pipe L1, and the high-temperature flue gas accounting for 10-30% of the total amount of the high-temperature flue gas is injected back to the combustor 22 through the flue gas branch pipe L5, mixed with high-pressure natural gas and air, and combusted, so that the furnace temperature can be effectively increased, and the stability of the combustion temperature is kept. 70% -90% of high-temperature flue gas enters the first heat exchanger 30, and after heat exchange is carried out on the high-temperature flue gas and cold air at the temperature of 20-25 ℃, formed hot air at the temperature of 500-800 ℃ enters the combustor 22 through a hot air pipeline L6, is mixed with low-pressure natural gas, and then enters the combustion unit 20 for combustion, so that the combustion efficiency of the low-pressure natural gas is further improved.
As still another non-limiting embodiment, as shown in fig. 1, the combustible ice storage unit 10 includes a plurality of heating devices 11, a combustible ice container 12 accommodated in each heating device 11, a common pipe 13 communicating with an outlet of the combustible ice container 12, and an air storage tank 14 communicating with an outlet of the common pipe 13.
In this non-limiting embodiment, as shown in fig. 1, the heating device 11 is a water jacket 110 having a hot water inlet 111 and a cold water outlet 112, and the hot water inlet 111 and the cold water outlet 112 between two adjacent water jackets 110 are communicated with each other through a pipe L.
As shown in fig. 1, the second heat exchanger 40 includes a medium-temperature flue gas inlet 401, a low-temperature flue gas outlet 402, a cold water inlet 403, and a hot water outlet 404, the medium-temperature flue gas inlet 401 is communicated with the medium-temperature flue gas outlet 302 of the first heat exchanger 30, the low-temperature flue gas outlet 402 is communicated with the chimney Y through a low-temperature flue gas line L7, the cold water inlet 403 is communicated with the cold water outlet 112 of the water jacket 110 located at the end of the combustible ice storage unit 10, and the hot water outlet 404 is communicated with the hot water inlet 111 of the water jacket located at the head end of the combustible ice storage unit 10.
Therefore, middle-temperature flue gas at 300-400 ℃ from the first heat exchanger enters the second heat exchanger 40, exchanges heat with cold water discharged from the water jacket 110 at the tail end of the combustible ice storage unit 10 at 30-40 ℃, hot water at 80-90 ℃ is formed, and then the hot water enters the hot water inlet 111 of the water jacket 110 at the head end of the combustible ice storage unit 10, so that all the combustible ice containers 12 are heated, and cold flue gas at 180-200 ℃ formed after heat exchange is discharged to the chimney Y through the low-temperature flue gas pipeline L7.
In the non-limiting embodiment, as shown in fig. 1, a pressure reducing valve P1 is disposed on a combustible ice connection line (not numbered in the figure) between the air outlet of each combustible ice container 12 and the common pipe 13, an electric control valve P2 is disposed on a common pipe connection line (not numbered in the figure) between the outlet of the common pipe 13 and the air storage tank 14, a first fan F1 is disposed on the hot air line L6, a second fan F2 is disposed on the low-temperature flue gas line L7, and the first fan F1, the second fan F2, the pressure reducing valve P1 and the electric control valve P2 are electrically connected to an electric energy storage device (not shown) respectively, so as to obtain electric energy and realize closed-loop use of the energy.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (6)
1. An efficient combustible ice combustion apparatus comprising: the device comprises a combustible ice storage unit and a combustion unit, wherein a burner is arranged at the front end of a hearth of the combustion unit, and a flue gas main pipe for discharging high-temperature flue gas is connected to the rear end of the hearth of the combustion unit; the heating device is a water jacket provided with a hot water inlet and a cold water outlet, and the hot water inlet and the cold water outlet between two adjacent water jackets are communicated through a pipeline.
2. The efficient combustible ice combustion device of claim 1, further comprising a first heat exchanger, wherein the first heat exchanger comprises a high-temperature flue gas inlet, a medium-temperature flue gas outlet, a cold air inlet and a hot air outlet, the high-temperature flue gas inlet is communicated with the flue gas main pipe, and the hot air outlet is communicated with the combustion-supporting gas inlet of the burner through a hot air pipeline.
3. The efficient combustible ice combustion device according to claim 2, further comprising a second heat exchanger, wherein the second heat exchanger comprises a medium-temperature flue gas inlet, a low-temperature flue gas outlet, a cold water inlet and a hot water outlet, the medium-temperature flue gas inlet is communicated with the medium-temperature flue gas outlet of the first heat exchanger, the low-temperature flue gas outlet is communicated with a chimney through a low-temperature flue gas pipeline, the cold water inlet is communicated with the cold water outlet of the water jacket located at the tail end of the combustible ice storage unit, and the hot water outlet is communicated with the hot water inlet of the water jacket located at the head end of the combustible ice storage unit.
4. The efficient combustible ice combustion device according to claim 3, wherein a pressure reducing valve is provided on a combustible ice connecting line between the outlet of each combustible ice container and the common pipe, and an electric control valve is provided on a common pipe connecting line between the outlet of the common pipe and the air storage tank.
5. A high efficiency combustible ice combustion device as in claim 4 wherein a first fan is provided on the hot air line to introduce hot air to the combustion gas inlet and a second fan is provided on the low temperature flue gas line to introduce low temperature flue gas to a chimney.
6. The efficient combustible ice combustion device of claim 5 wherein the first fan, the second fan, the pressure reducing valve and the electrically adjustable valve are each electrically connected to an electrical energy storage device for obtaining electrical energy.
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| CN202122017671.7U CN216281370U (en) | 2021-08-25 | 2021-08-25 | High-efficient burner of combustible ice |
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| CN202122017671.7U CN216281370U (en) | 2021-08-25 | 2021-08-25 | High-efficient burner of combustible ice |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023024546A1 (en) * | 2021-08-25 | 2023-03-02 | 广东工业大学 | High efficiency combustion system for combustible ice |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023024546A1 (en) * | 2021-08-25 | 2023-03-02 | 广东工业大学 | High efficiency combustion system for combustible ice |
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