CN111829361A

CN111829361A - Smoke abatement cooling system

Info

Publication number: CN111829361A
Application number: CN202010766587.2A
Authority: CN
Inventors: 林伟; 刘鹏
Original assignee: Beijing Huaxin Chuangke Information Technology Co ltd
Current assignee: Beijing Huaxin Chuangke Information Technology Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2020-10-27

Abstract

The invention provides a smoke abatement cooling system, which relates to the technical field of smoke abatement cooling of fuel generating sets and solves the technical problem of poor smoke abatement cooling effect of the existing smoke abatement cooling device in the prior art, and comprises a smoke abatement module and a cooling module which are communicated, wherein the smoke abatement module is communicated with an air inlet pipe, the cooling module is communicated with an exhaust pipe, the smoke abatement module comprises a smoke abatement unit, two ends of the smoke abatement unit are respectively communicated with the air inlet pipe and the cooling module, and the smoke abatement unit is provided with at least one filter element; the cooling module comprises a water cooling unit and an air mixing cooling unit; the invention can not only realize the harmless treatment of the smoke, but also has obvious smoke abatement effect; and through water-cooling and mixed wind dual mode, can reduce gas temperature to the level similar with outdoor temperature, the cooling effect is showing, and the wholeness can be stable simultaneously, and the integrated level is high, low cost, facilitate promotion.

Description

Smoke abatement cooling system

Technical Field

The invention relates to the technical field of smoke abatement and temperature reduction of fuel generating sets, in particular to a smoke abatement and temperature reduction system.

Background

The smoke abatement and temperature reduction equipment has wide application space in both the civil environmental protection field and the concealed aspect of military engineering. The existing smoke abatement cooling device mainly adopts spraying or circulating water cooling and chemical smoke abatement. The smoke abatement cooling device has the problems of low cooling efficiency, small discharge capacity, serious attenuation of continuous working performance, high equipment cost and the like, and the existing smoke abatement cooling device generates more secondary organisms in the smoke abatement process and is easy to cause secondary pollution. For example: the smoke abatement and temperature reduction equipment using chemical solution can produce a large amount of liquid waste and is difficult to perform harmless treatment.

Disclosure of Invention

The invention aims to provide a smoke abatement and temperature reduction system, which aims to solve the technical problem that the smoke abatement and temperature reduction effects of the existing smoke abatement and temperature reduction devices in the prior art are poor; the invention has the advantages that the technical effects can be produced by the preferred technical scheme in the technical schemes (the smoke abatement module comprises a plurality of smoke abatement units which are arranged in parallel, the smoke abatement quality is effectively improved, at least one smoke abatement unit is arranged as a standby smoke abatement unit, the smoke abatement can be continuously carried out, the smoke abatement effect is obvious, the water-cooling unit comprises a heat exchange cavity system, the heat exchange cavity system comprises spray rooms, the spray rooms cool high-temperature gas through spraying, the number of the spray rooms is increased, the contact area of the spraying and the high-temperature gas is increased, the spray rooms are arranged in a snake-shaped rotary structure, the time of the high-temperature gas passing through the spray rooms is prolonged, metal heat conducting plates are arranged in the spray rooms, the heat conducting area is increased, the water-cooling unit also comprises a water circulating system, the water circulating system comprises a reservoir provided with a water inlet pipe, a return pipe, the utilization rate of water resources is high; a water purifier is arranged between the water inlet pipe and the water storage tank to filter impurities in water, so that the service life of equipment is prolonged; the air mixing and cooling unit comprises an air mixing chamber, compressed air enters the air mixing chamber to be mixed with the air cooled by water, and the air is further cooled; a main air pipe is arranged in the air mixing chamber, a plurality of branch air pipes are arranged on the main air pipe, and exhaust holes are formed in the branch air pipes, so that the air is uniformly contacted, the area is large, the cooling effect is obvious, and the like); see below for details.

In order to achieve the purpose, the invention provides the following technical scheme:

the invention provides a smoke abatement cooling system, which comprises a smoke abatement module and a cooling module which are communicated, wherein the smoke abatement module is communicated with an air inlet pipe, the cooling module is communicated with an exhaust pipe, and the smoke abatement module comprises: the smoke elimination module comprises a smoke elimination unit, two ends of the smoke elimination unit are respectively communicated with the air inlet pipe and the cooling module, and the smoke elimination unit is provided with at least one filter element; the cooling module comprises a water cooling unit and an air mixing cooling unit.

Preferably, the smoke abatement module comprises at least two smoke abatement units, all the smoke abatement units are arranged in parallel, and at least one smoke abatement unit is arranged as a standby smoke abatement unit.

Preferably, the water-cooling unit comprises a heat exchange cavity system, the heat exchange cavity system comprises a spray chamber, and two ends of the spray chamber are respectively communicated with the smoke abatement module and the air-mixing cooling unit.

Preferably, the number of the spray rooms is at least two, and all the spray rooms are arranged in a hierarchy mode.

Preferably, the shower chamber is provided in a serpentine revolution configuration.

Preferably, a metal heat-conducting plate is arranged in the spray chamber.

Preferably, the smoke abatement cooling system still includes water circulating system, water circulating system includes the cistern, the cistern intercommunication is provided with inlet tube, back flow and moisturizing pipe, wherein: the water inlet pipe is communicated with the spray chamber, and water after heat exchange in the spray chamber can flow into the water storage tank through the water inlet pipe; the return pipe is communicated with a spraying pipeline in the spraying chamber; the water replenishing pipe is communicated with a water source.

Preferably, the water circulation system further comprises a water purifier, and two ends of the water purifier are respectively communicated with the water inlet pipe and the water storage tank. .

Preferably, the mixed air cooling unit includes the air mixing chamber, the water-cooling unit with the exhaust pipe all with the air mixing chamber is linked together, the air mixing chamber intercommunication is provided with the blast pipe, and compressed air passes through the blast pipe enters into in the air mixing chamber, and with the air mixing back warp of water-cooling unit exhaust pipe is discharged.

Preferably, a main air pipe is arranged in the air mixing chamber, the main air pipe is communicated with the air supply pipe, a branch air pipe is communicated with the main air pipe, and the branch air pipe is provided with an exhaust hole; compressed air sequentially passes through the blast pipe, the main air pipe and the branch air pipes and is exhausted into the air mixing chamber through the exhaust holes.

The smoke abatement cooling system provided by the invention at least has the following beneficial effects:

the smoke prevention and temperature reduction system comprises a smoke prevention module and a temperature reduction module which are communicated, the smoke prevention module is communicated with the air inlet pipe, the temperature reduction module is communicated with the exhaust pipe, high-temperature smoke sequentially passes through the air inlet pipe, the smoke prevention module and the temperature reduction module and is discharged by the exhaust pipe, the smoke prevention module is used for eliminating smoke in the process, and the temperature reduction module is used for reducing temperature; the smoke elimination module comprises smoke elimination units, two ends of each smoke elimination unit are respectively communicated with the air inlet pipe and the cooling module, the smoke elimination units are at least provided with one filter element, and a plurality of filter elements can effectively adsorb particulate matters in smoke, so that the problem of secondary pollution caused by chemical smoke elimination of a traditional smoke elimination device is avoided on the basis of ensuring the smoke elimination effect, harmless treatment can be realized, and the smoke elimination effect is obvious; the cooling module comprises a water cooling unit and an air mixing cooling unit, and the gas temperature can be reduced to the level of the outdoor temperature by using two modes of water cooling and air mixing, so that the cooling effect is obvious; the invention has the advantages of obvious smoke abatement and temperature reduction effects, high efficiency, stable performance, high integration level, low cost and convenient popularization.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic diagram of the smoke abatement module of the present invention;

FIG. 3 is a cross-sectional schematic view of a heat exchange chamber system of the present invention;

FIG. 4 is a schematic longitudinal cross-sectional view of a heat exchange chamber system of the present invention;

FIG. 5 is a schematic view of the spray chamber configuration of the present invention;

FIG. 6 is a longitudinal sectional view of the air mixing chamber of the present invention;

FIG. 7 is a plan view of the branch duct of the present invention.

Reference numerals

1. A smoke abatement module; 11. a smoke abatement unit; 111. a filter element; 12. a valve; 2. a cooling module; 21. a water-cooling unit; 211. a spray chamber; 212. a metal heat-conducting plate; 213. a spray head; 22. a mixed air cooling unit; 221. a wind mixing chamber; 222. a main air duct; 223. a branch air pipe; 2231. an exhaust hole; 224. an air compressor; 225. an air supply pipe; 3. a water circulation system; 31. a water purifier; 32. a reservoir; 4. an air inlet pipe; 5. an exhaust duct; 6. a water inlet pipe; 7. a return pipe; 8. a water replenishing pipe; 9. a water source.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

The invention provides a smoke abatement cooling system, as shown in figures 1 and 2, the smoke abatement cooling system comprises a smoke abatement module 1 and a cooling module 2 which are communicated, the smoke abatement module 1 is communicated with an air inlet pipe 4, the cooling module 2 is communicated with an exhaust pipe 5, wherein: the smoke abatement module 1 comprises a smoke abatement unit 11, two ends of the smoke abatement unit 11 are respectively communicated with the air inlet pipe 4 and the cooling module 2, the smoke abatement unit 11 is provided with at least one filter element 111, the filter element 111 is made of metal or ceramic material and can absorb particles in smoke dust, and each smoke abatement unit 11 uses a plurality of filter elements with the same type and can be replaced and used; the cooling module 2 comprises a water cooling unit 21 and an air mixing cooling unit 22, and the water cooling and the air mixing cool the high-temperature flue gas in two steps.

When the smoke abatement device is used, high-temperature smoke enters the smoke abatement module 1 from the air inlet pipe 4, the smoke abatement unit 11 adsorbs about 90% of particles in the high-temperature smoke, then the smoke enters the temperature reduction module 2, and the smoke is discharged from the exhaust pipe 5 after being cooled by the water cooling unit 21 and the air mixing cooling unit 22; the smoke abatement unit 11 is used for adsorbing particles in smoke, so that the smoke abatement effect is remarkable, the problem of secondary pollution caused by chemical smoke abatement adopted by the traditional smoke abatement equipment can be effectively solved, and harmless treatment and smoke abatement can be realized; through the mutual cooperation of water-cooling unit 21 and air mixing cooling unit 22, adopt water-cooling and air mixing two kinds of modes to reduce the gas temperature to the level similar with outdoor temperature, the cooling effect is showing.

As an optional implementation manner, as shown in fig. 2, the smoke abatement module 1 is provided with a plurality of branches in parallel, each branch is provided with one smoke abatement unit 11, all the smoke abatement units 11 are arranged in parallel, each branch is provided with valves 12 at two ends of the smoke abatement unit 11, and at least one smoke abatement unit 11 is provided as a standby smoke abatement unit; when the normally working smoke abatement unit 11 reaches the operation limit, switching the standby smoke abatement unit, and replacing and cleaning the filter element 111 of the replaced smoke abatement unit 11; the standby smoke elimination unit is arranged, so that the continuous work of the smoke elimination module 1 in the system is effectively ensured.

As an optional implementation manner, as shown in fig. 5, the water-cooling unit 21 includes a heat exchange cavity system, the heat exchange cavity system includes a spraying chamber 211, two ends of the spraying chamber 211 are respectively communicated with the smoke abatement module 1 and the air-mixing cooling unit 22, a plurality of nozzles 213 are disposed in the spraying chamber, and after entering the spraying chamber 211, the high-temperature gas exchanges heat with the atomized water sprayed by the nozzles 213, thereby playing a role of cooling.

As an alternative embodiment, as shown in fig. 4, the number of the shower rooms 211 is at least two, all the shower rooms 211 are arranged in a hierarchy, and the arrangement of the plurality of shower rooms 211 can increase the heat exchange area of the high-temperature gas.

As an alternative embodiment, as shown in fig. 3, the shower chamber 211 is configured as a serpentine rotary structure, which can effectively prolong the time for the high-temperature gas to pass through, and similarly, the shower chamber 211 may also be configured as other rotary structures such as other coil shapes.

As an alternative embodiment, as shown in fig. 5, a metal heat conducting plate 212 is disposed in the shower chamber 211, which can further increase the heat conducting area; after high-temperature gas got into spray chamber 211, shower nozzle 213 sprayed atomizing water, in spray chamber 211, atomizing water absorbed partly gaseous heat, and another part gaseous heat is absorbed to the metal sheet simultaneously to being cooled down by shower nozzle 213 spun atomizing water immediately, continuously carrying out the heat transfer with high-temperature gas, this kind of heat transfer structure and heat transfer mode can improve heat exchange efficiency several times, increase heat transfer effect.

As an alternative embodiment, as shown in fig. 1, the smoke abatement and temperature reduction system further includes a water circulation system 3, the water circulation system 3 includes a water reservoir 32, the water reservoir 32 is provided with a water inlet pipe 6, a return pipe 7 and a water replenishing pipe 8 in communication, wherein: the water inlet pipe 6 is communicated with the spray chamber 211, and water after heat exchange in the spray chamber 211 can flow into the water reservoir 32 through the water inlet pipe 6; the return pipe 7 is communicated with a spraying pipeline in the spraying chamber 211, water circulation can be formed between the spraying chamber 211 and the reservoir 32, and the water resource utilization rate is improved on the basis of ensuring the cooling effect.

Preferably, the upper and lower showers 211 are connected to each other, and the water flows from the upper showers to the lower showers and then flows into the reservoir 32.

The water replenishing pipe 8 is communicated with a water source 9, a water level control device is arranged in the reservoir 32, and the water replenishing pipe 8 can be switched on or off according to the water level change in the reservoir 32, so that the water replenishing of the reservoir 32 at any time is realized.

As an alternative embodiment, as shown in fig. 1, the water circulation system 3 further includes a water purifier 31, a water inlet end and a water outlet end of the water purifier 31 are respectively communicated with the water inlet pipe 6 and the water reservoir 32, and the water purifier 31 is used for filtering impurities in the water.

In an alternative embodiment, as shown in fig. 6, the air-mixing and temperature-reducing unit 22 includes an air-mixing chamber 221, the water-cooling and temperature-reducing unit 21 and the exhaust duct 5 are both communicated with the air-mixing chamber 221, the air-mixing chamber 221 is communicated with an air supply duct 225, and compressed air enters the air-mixing chamber 221 through the air supply duct 225, is mixed with air exhausted from the water-cooling and temperature-reducing unit 21, and is exhausted through the exhaust duct 5.

As an optional embodiment, as shown in fig. 6, a main air duct 222 is disposed in the air mixing chamber 221, the main air duct 222 is communicated with an air supply duct 225, the air supply duct 225 is connected with an air compressor 224, the main air duct 222 is communicated with a plurality of branch air ducts 223, and each branch air duct 223 is uniformly provided with a plurality of exhaust holes 2231; the external air passes through the blast pipe 225, the main air pipe 222 and the branch air pipe 223 in sequence under the action of the air compressor 224, is discharged into the air mixing chamber 221 through the exhaust hole 2231, is fully mixed with the water-cooled gas, further reduces the temperature difference, and is discharged into the atmosphere through the exhaust pipe 5.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The smoke abatement cooling system is characterized by comprising a smoke abatement module (1) and a cooling module (2) which are communicated, wherein the smoke abatement module (1) is communicated with an air inlet pipe (4), and the cooling module (2) is communicated with an exhaust pipe (5), wherein:

the smoke abatement module (1) comprises a smoke abatement unit (11), two ends of the smoke abatement unit (11) are respectively communicated with the air inlet pipe (4) and the cooling module (2), and the smoke abatement unit (11) is provided with at least one filter element (111);

the cooling module (2) comprises a water cooling unit (21) and a mixed air cooling unit (22).

2. The smoke abatement cooling system of claim 1, wherein the smoke abatement module (1) comprises at least two smoke abatement units (11), all of the smoke abatement units (11) being arranged in parallel, at least one smoke abatement unit (11) being arranged as a backup smoke abatement unit.

3. The smoke abatement cooling system of claim 1, wherein the water cooling unit (21) comprises a heat exchange cavity system, the heat exchange cavity system comprises a spray chamber (211), and two ends of the spray chamber (211) are respectively communicated with the smoke abatement module (1) and the air mixing cooling unit (22).

4. The system for eliminating smoke and lowering temperature of claim 3, wherein the number of said spray rooms (211) is at least two, and all said spray rooms (211) are arranged in a level.

5. The system for smoke abatement and temperature reduction according to claim 3, wherein the spray chamber (211) is configured as a serpentine revolution structure.

6. The system for eliminating smoke and reducing temperature of claim 3, wherein a metal heat conducting plate (212) is arranged in the spray chamber (211).

7. The system for eliminating smoke and reducing temperature of claim 3, further comprising a water circulation system (3), wherein the water circulation system (3) comprises a water storage tank (32), the water storage tank (32) is provided with a water inlet pipe (6), a return pipe (7) and a water replenishing pipe (8) in a communication manner, wherein:

the water inlet pipe (6) is communicated with the spray chamber (211), and water after heat exchange in the spray chamber (211) can flow into the water reservoir (32) through the water inlet pipe (6);

the return pipe (7) is communicated with a spraying pipeline in the spraying chamber (211);

the water replenishing pipe (8) is communicated with a water source (9).

8. The system for eliminating smoke and lowering temperature of claim 7, wherein said water circulation system (3) further comprises a water purifier (31), both ends of said water purifier (31) are respectively communicated with said water inlet pipe (6) and said water reservoir (32).

9. The smoke abatement cooling system of claim 1, wherein the air-mixing cooling unit (22) comprises an air-mixing chamber (221), the water-cooling unit (21) and the exhaust duct (5) are both communicated with the air-mixing chamber (221), the air-mixing chamber (221) is provided with an air supply duct (225) in a communication manner, and compressed air enters the air-mixing chamber (221) through the air supply duct (225), is mixed with air exhausted by the water-cooling unit (21), and is exhausted through the exhaust duct (5).

10. The system for eliminating smoke and reducing temperature according to claim 9, wherein a main air pipe (222) is arranged in the air mixing chamber (221), the main air pipe (222) is communicated with the air supply pipe (225), a branch air pipe (223) is arranged in the main air pipe (222), and an exhaust hole (2231) is arranged on the branch air pipe (223);

the compressed air sequentially passes through the blast pipe (225), the main air pipe (222) and the branch air pipe (223) and is discharged into the air mixing chamber (221) through the exhaust hole (2231).