CN109135776B - Application method of dust content treatment device in coke quenching tower steam discharge - Google Patents
Application method of dust content treatment device in coke quenching tower steam discharge Download PDFInfo
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- CN109135776B CN109135776B CN201811273413.1A CN201811273413A CN109135776B CN 109135776 B CN109135776 B CN 109135776B CN 201811273413 A CN201811273413 A CN 201811273413A CN 109135776 B CN109135776 B CN 109135776B
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B39/00—Cooling or quenching coke
- C10B39/04—Wet quenching
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
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Abstract
An application method of a dust content treatment device in coke quenching tower water vapor discharge belongs to the technical field of fluid application, and is characterized in that the device is simple and reliable, dust contained in rising water vapor of a coke quenching tower is effectively and quickly separated, water vapor density waves in an area from a coke quenching tower opening to the bottom of the device are distributed from small to large, a state that a fluid to be treated of rising water vapor of the coke quenching tower and a descending dust-containing vortex fluid are located together is formed, dust-containing liquid reliably moves downwards, and independent turbulence flows are formed, so that the effective rising escape of the coke quenching water vapor is ensured, the effective separation and reliable descending channel and collection of the dust in the water vapor are ensured, and the problem that the dust content in the water vapor discharge of the coke quenching tower exceeds the standard is effectively solved.
Description
Technical Field
The invention relates to an application method of a device for effectively treating the dust content in the water vapor discharge of a coke quenching tower, which belongs to the technical field of fluid application, in particular to a technical scheme of the application method of the device which is simple and reliable, effectively and quickly separates the dust contained in the water vapor ascending the coke quenching tower, enables the water vapor discharge to reach the standard and be controllable, enables the separated dust to form dust-containing liquid to reliably move downwards under the action of water vapor atomization vortex dedusting fluid, and finally recovers the dust-containing liquid together with coke quenching water to realize the effective treatment of the dust content in the water vapor discharge of the coke quenching tower.
Background
Dust content treatment in water vapor discharge of a coke quenching tower is very important work, plays a vital role in improving the working environment of field workers and has very important significance in protecting the living environment of the whole person. The current common practice adopted in the industry is a curtain plate type spraying dust settling method, which is obvious for fluid with the diameter of 0.1-1 mm, is ineffective for dust with the diameter less than 0.01 mm, and can meet the requirement of dust removal function only by introducing enough external force; therefore, a technical scheme which is simple, reliable, effective and quick and ensures that the dust content in the water vapor discharge of the coke quenching tower reaches the standard in the prior art is urgently needed.
Disclosure of Invention
The invention discloses an application method of a dust content treatment device in water vapor discharge of a coke quenching tower, aiming at solving the problems existing in the prior art and unsolved problems, and further discloses a method which takes a water vapor atomization vortex dust removal fluid as a power general direction to be downward, fully fuses and collides with rising water vapor in three states of liquid, solid and gas to form a complex turbulent flow state, and the water vapor which gradually loses energy and dust solid matters through repeated contact, collision, combination and energy exchange between downward vortex flow and the rising water vapor repeatedly, escapes from an opening plane at the upper end of the coke quenching tower, the downward vortex flow and the water vapor are combined with medium and large particle liquid drops continuously and move downwards, so that water vapor density waves in a region from the opening of the coke quenching tower to the bottom of the device are distributed from small to large, and the co-located vortex region state of the rising water vapor to be treated and the falling dust-containing fluid and the dust-containing liquid are formed to move downwards reliably, the turbulence of each row not only ensures that the coke quenching steam effectively rises and escapes, but also ensures that dust in the steam is effectively separated and reliably passes down and is collected, and the technical scheme of the application method, thereby effectively solving the problem that the dust content in the steam discharged by the coke quenching tower exceeds the standard.
The invention relates to a dust content treatment device in water vapor discharge of a coke quenching tower, which is characterized in that the device drives compressed air to drive a gas-water atomization vortex nozzle to generate gas-water atomization vortex fluid which is sprayed downwards to the dust-containing water vapor to enable water mist particles and dust particles to collide with each other for multiple times and settle under the action of self gravity for dust removal, and the device consists of a coke quenching tower 1, a gas-water atomization dust removal device mounting platform 2, an intelligent dust removal component 3, an intelligent turbulence component 4, a flexible chain type grid fluid pretreatment device 5, an intelligent dust infrared sensor 6, an intelligent control device 7, a pressure gas circuit 8, a pressure water circuit 9, a pressure gas circuit execution controller 10, a pressure water circuit execution controller 11, an ascending water vapor fluid 12, an escaping water vapor stream 13, a downward gas-water vapor vortex fluid 14, a downward gas atomization turbulence fluid 15, a coke quenching car 16 and a coke quenching water quenching device 17, the coke quenching tower 1 is a hollow rectangular structure composed of reinforced concrete walls, a coke quenching car 16 runs along the rectangular long direction at the bottom, a coke quenching water spraying device 17 is installed at one side of the middle lower part of the coke quenching tower 1, an air-water atomization dust removal device installation platform 2 is installed at the top of the coke quenching tower 1 by using high-strength bolts, an annular intelligent dust removal component 3 is arranged at the position 5-500 mm away from the inner lower part of the top of the coke quenching tower 1, an intelligent dust removal component 3 installation support is hinged and fixedly installed with the air-water atomization dust removal device installation platform 2, the intelligent dust removal component 3 generates downward air-water vortex fluid 14 with downward overall energy, an annular intelligent turbulence component 4 is arranged at the position 10-1000 mm away from the inner lower part of the top of the coke quenching tower 1, the intelligent turbulence component 4 installation support is hinged and fixedly installed with the air-water atomization dust removal device installation platform 2, and, a flexible chain type grid fluid pretreatment device 5 is arranged at 3000 mm position of the lower part of the inner side of the top of a coke quenching tower 1, a mounting bracket of the flexible chain type grid fluid pretreatment device 5 is hinged and fixedly mounted with a mounting platform 2 of an air-water atomization dust removal device, an intelligent dust infrared sensor 6 is arranged around the top of the coke quenching tower 1 and is connected with a sensor signal input end of an intelligent control device 7, a signal output end of a coke quenching water coke quenching device 17 is connected with an input end of the intelligent control device 7, a control signal generated by the intelligent control device 7 is connected with a control end of a pressure gas circuit execution controller 10 and a control end of a pressure water circuit execution controller 11, a pressure gas circuit 8 of the intelligent control device 7 is connected with an inlet flange of the pressure gas circuit execution controller 10, an outlet of the pressure gas circuit execution controller 10 is respectively in threaded connection with a pressure, the pressure waterway 9 is connected with a flange at the inlet of the pressure waterway execution controller 11, and the outlet of the pressure waterway execution controller 11 is respectively connected with the pressure water inlet of the intelligent dust removing component 3 and the intelligent turbulence component 4 by screw threads.
The application method of the dust content treatment device in the water vapor discharge of the coke quenching tower is characterized in that
In the method, an annular intelligent spray head assembly is arranged at a position 5-500 mm below the inner side of the top of a coke quenching tower to form a dust removal steam vortex main system, steam atomization dust removal fluid with downward total energy is fully fused with rising steam after pretreatment to realize separation of dust and steam, escape of the top of the coke quenching tower of the steam after separation of the dust and the steam is formed, and the steam atomization dust removal fluid and the dust are combined into a stable downward movement fluid channel; in the method, an intelligent turbulence assembly is arranged at a position which is 10-1000 mm downwards from the side in the top of a coke quenching tower, so that a state that a fluid to be treated by coke quenching ascending water vapor and a descending dust-containing vortex fluid are in a vortex area and the dust-containing liquid can reliably move downwards is formed, and the intelligent turbulence assembly and the vortex area can move downwards separately; the method arranges a flexible and rigid chain type reticular device at a position of 3000 mm, which is 400-plus downwards and is arranged in the top of a coke quenching tower, so as to ensure that an ascending water vapor ascending channel is orderly and ascending energy is reasonably attenuated, dust-containing micro particles are easily combined with dust-containing liquid in descending operation and keep a descending operation state, and a water-vapor density wavy state is formed step by step, small dust-containing liquid drops moving downwards are easily taken away by ascending water vapor, a physical basis is further established for the formation of density waves of a turbulent flow area and a co-located vortex area state, and the device has another function of receiving descending dust-containing settling fluid and dust-containing settling metastable fluid and forming a stable descending channel; the method is that the distribution of the moisture density wave at the top of the coke quenching tower is orderly and decreasingly distributed at the position of 400-plus 500 mm in the top of the coke quenching tower, and the specific application steps are as follows:
i, when a quenching car 16 conveys burnt coke to the bottom of a quenching tower 1, a quenching water quenching device 17 starts to work, a large amount of water is sprayed by the quenching water quenching device 17 to isolate the burnt coke conveyed by the quenching car 16 from air, a large amount of heat is generated to generate a large amount of water vapor by the quenching water quenching device 17, and the rising water vapor 12 flows from the bottom of the quenching tower 1 to the top of the quenching tower 1;
II, a signal output end of the coke quenching water quenching device 17 transmits a quenching signal to an input end of the intelligent control device 7, the intelligent control device 7 controls the pressure water path execution controller 11 and the pressure gas path execution controller 10 to start working, the intelligent dust removal assembly 3 can generate downward water-gas vortex fluid 14 with downward overall energy, and the intelligent turbulence assembly 4 can generate downward water-gas atomization turbulence fluid 15;
III, the ascending vapor fluid 12 reaches the flexible chain type grid fluid pretreatment device 5, the flow velocity, the density and the flow direction of the ascending vapor fluid 12 are changed under the cooling, turbulence blocking and other actions of the flexible chain type grid fluid pretreatment device 5, and partial accelerated separation of gas, solid and liquid contained in the ascending vapor fluid 12 is realized;
IV, the ascending vapor fluid 12 is blended with the downward vapor atomization disturbing fluid 15, so that an ascending passage of the ascending vapor fluid 12 is controllable, the gas, solid and liquid contained in the ascending vapor fluid 12 are more easily separated in an accelerated manner, the separated dust particle passage easily reaches the flexible chain type mesh fluid pretreatment device 5, and a stable downward solid particle and liquid passage discharge passage is established in the flexible chain type mesh fluid pretreatment device 5;
v, further fusing the ascending vapor fluid 12 with downward vapor vortex fluid 14 with downward overall energy to realize energy exchange, wherein through multiple times of ordered energy exchange, gas, solid and liquid contained in the ascending vapor fluid 12 are separated in an accelerated manner to form a main dedusting vapor vortex system, fully fusing the downward vapor atomization dedusting fluid with total energy with the pretreated ascending vapor to realize the separation of dust and vapor, forming an escape vapor stream 13 after the separation of the dust and the vapor and escaping from the top of the coke quenching tower, and simultaneously combining the vapor atomization dedusting fluid with the dust into a stable downward moving fluid channel;
VI, the intelligent dust infrared sensor 6 continuously transmits a detection signal to the intelligent control device 7, the intelligent control device 7 further sends out an instruction according to a dust change value generated by the escaping water vapor flow 13, the downward water vapor vortex fluid 14 with downward total energy is generated by control, the intelligent turbulence assembly 4 can generate the energy of the downward water vapor atomization turbulence fluid 15 and the change of the dust removal form, and the dust removal quality requirement is further met;
after the VII coke quenching water coke quenching device 17 continuously works for 128 seconds, burning coke on the coke car is completely quenched, the coke quenching water coke quenching device 17 stops working, the dust content treatment device in the water vapor discharge of the coke quenching tower continuously works, and the coke quenching car is driven out from the bottom of the coke quenching tower;
the dust content treatment device in the steam discharge of the VIII coke quenching tower continuously works for 25 seconds to further collect the scattered dust in the coke quenching tower into stable fluid, the device is adjusted to the optimal working state, and the collected dust is gathered with the coke quenching water at the bottom of the coke quenching tower 1 and recovered;
and the IX intelligent control device 7 issues a stop work instruction, and the dust content treatment device enters a state of waiting for a work instruction in the coke tower water vapor discharge.
The invention relates to a dust content treatment device in coke quenching tower steam discharge and an application method thereof, and the application method has the advantages that: the technical scheme of the invention takes the water vapor atomization vortex dedusting fluid as the power general direction as the downward direction, fully fuses and collides with rising water vapor containing liquid, solid and gas to form a complex turbulent flow state, the water vapor gradually losing energy and dust solid matters escapes from the opening plane at the upper end of the coke quenching tower through repeated contact, collision, combination, energy exchange and final repeated combination of downward vortex flow and upward water vapor, medium and large particle liquid drops continuously combine with the liquid, solid and gas matters of the downward vortex flow and move downwards, so that the water vapor density wave in the area from the opening of the coke quenching tower to the bottom of the device is distributed from small to large, the vortex area state where the rising water vapor to be treated and the falling dust-containing vortex fluid are located together and the dust-containing liquid can reliably move downwards, and the turbulence of each path ensures that the coke quenching water vapor effectively rises and escapes, and the dust in the water vapor is effectively separated and reliably passed down and collected, so that the problem that the dust content in the water vapor discharged from the coke quenching tower exceeds the standard is effectively solved. The invention is a simple and reliable method which can effectively and rapidly separate the dust contained in the water vapor ascending in the coke quenching tower, can control the water vapor emission to reach the standard, can ensure that the separated dust forms dust-containing liquid to reliably move downwards under the action of the water vapor atomization vortex dedusting fluid, and can finally be recovered together with the coke quenching water, thereby realizing the treatment of the dust content in the water vapor emission of the coke quenching tower.
Drawings
FIG. 1 is a schematic diagram showing the arrangement of a dust content treatment device in the water vapor discharge of a quenching tower
The reference numbers in the figures are:
1. coke quenching tower 2, air water atomization dust collector mounting platform 3, intelligent dust removal subassembly
4. Intelligent turbulence component 5 and flexible chain type grid fluid pretreatment device
6. Intelligent dust infrared sensor 7, intelligent control device 8 and pressure gas circuit
9. Pressure water path 10 and pressure gas path execution controller
11. Pressurized waterway actuation controller 12, ascending steam fluid
13. Escaping water vapor stream 14, downward water vapor vortex fluid
15. Downward water-gas atomization disturbing fluid 16, coke quenching car
17. A coke quenching water coke quenching device.
Detailed Description
Embodiment mode 1
The device comprises a quenching tower 1, an air-water atomization dust removal device installation platform 2, an intelligent dust removal component 3, an intelligent turbulence component 4, a flexible chain type grid fluid pretreatment device 5, an intelligent dust infrared sensor 6, an intelligent control device 7, a pressure gas circuit 8, a pressure water circuit 9, a pressure gas circuit execution controller 10, a pressure water circuit execution controller 11, an ascending water vapor fluid 12, an escaping water vapor stream 13, a downward water vapor vortex fluid 14, a downward water vapor atomization turbulence fluid 15, a quenching car 16 and a quenching water quenching device 17, wherein the quenching tower 1 is a rectangular structure with an inner space formed by reinforced concrete walls, the quenching car 16 runs along the rectangular long direction at the bottom of the quenching car, a quenching water spraying device 17 is installed on one side of the middle lower part of the quenching tower 1, the air-water atomization dust removal device installation platform 2 is installed on the top of the quenching tower 1 by using high-strength bolts, an annular intelligent dust removal component 3 is arranged at the position of 500 mm of the inner side of the lower part of, an intelligent dust removal component 3 mounting bracket is hinged and fixedly mounted with an air-water atomization dust removal device mounting platform 2, the intelligent dust removal component 3 generates downward aqueous vapor vortex fluid 14 with downward overall energy, an annular intelligent turbulence component 4 is arranged at the position of 1000 mm below the inner side of the top of a coke quenching tower 1, the intelligent turbulence component 4 mounting bracket is hinged and fixedly mounted with the air-water atomization dust removal device mounting platform 2, the intelligent turbulence component 4 can generate downward aqueous vapor atomization turbulence fluid 15, a flexible chain type grid fluid pretreatment device 5 is arranged at the position of 3000 mm below the inner side of the top of the coke quenching tower 1, the mounting bracket of the flexible chain type grid fluid pretreatment device 5 is hinged and fixedly mounted with the air-water atomization dust removal device mounting platform 2, intelligent dust infrared sensors 6 are arranged around the top of the coke quenching tower 1 and connected with the signal input end of an intelligent control device 7, the signal output end of a coke quenching water device, the control signal that intelligent control device 7 generated is connected with pressure gas circuit execution controller 10 control end and pressure water route execution controller 11 control end, intelligent control device 7 pressure gas circuit 8 and pressure gas circuit execution controller 10 entry flange joint, the export of pressure gas circuit execution controller 10 respectively with intelligent dust removal subassembly 3 and intelligent vortex subassembly 4 pressure gas inlet threaded connection, pressure water route 9 and the flange joint of pressure water route execution controller 11 entry, the export of pressure water route execution controller 11 respectively with intelligent dust removal subassembly 3 and intelligent vortex subassembly 4 pressure water inlet threaded connection.
The application method of the dust content treatment device in the coke quenching tower water vapor discharge comprises the steps that an annular intelligent spray head assembly is arranged at a position 200 mm below the inner side of the top of the coke quenching tower to form a dust removal water vapor vortex main system, water vapor atomization dust removal fluid with downward total energy is fully fused with rising water vapor after pretreatment to realize separation of dust and water vapor, escape of water vapor at the top of the coke quenching tower after separation of the dust and the water vapor is completed, and the water vapor atomization dust removal fluid and the dust are combined into a stable fluid channel moving downwards; according to the method, an intelligent turbulence assembly is arranged at a position 300 mm downwards in the top of a coke quenching tower, so that a state that a fluid to be treated by coke quenching ascending water vapor and a descending dust-containing vortex fluid are in a co-located vortex area and dust-containing liquid reliably moves downwards is formed, and the way is respectively followed; the method arranges a flexible and rigid chain type reticular device at a position of 500 mm downwards in the top of a coke quenching tower, ensures that an ascending water vapor ascending channel is orderly and the ascending energy is reasonably attenuated, dust-containing micro particles are easily combined with dust-containing liquid in descending operation and keep the descending operation state and the water-vapor density wave state to be formed step by step, small dust-containing liquid drops moving downwards are easily taken away by the ascending water vapor, further establishes a physical foundation for the formation of density waves of a turbulent flow area and the state of a co-located vortex area, and is used for receiving descending dust-containing settling fluid and dust-containing settling metastable fluid and forming a stable descending channel; the method is that the distribution of moisture density wave at the top of the coke quenching tower is orderly and progressively reduced at the position of 500 mm below the coke quenching tower, and the specific application steps are as follows:
i, when a quenching car 16 conveys burnt coke to the bottom of a quenching tower 1, a quenching water quenching device 17 starts to work, a large amount of water is sprayed by the quenching water quenching device 17 to isolate the burnt coke conveyed by the quenching car 16 from air, a large amount of heat is generated to generate a large amount of water vapor by the quenching water quenching device 17, and the rising water vapor 12 flows from the bottom of the quenching tower 1 to the top of the quenching tower 1;
II, a signal output end of the coke quenching water quenching device 17 transmits a quenching signal to an input end of the intelligent control device 7, the intelligent control device 7 controls the pressure water path execution controller 11 and the pressure gas path execution controller 10 to start working, the intelligent dust removal assembly 3 can generate downward water-gas vortex fluid 14 with downward overall energy, and the intelligent turbulence assembly 4 can generate downward water-gas atomization turbulence fluid 15;
III, the ascending vapor fluid 12 reaches the flexible chain type grid fluid pretreatment device 5, the flow velocity, the density and the flow direction of the ascending vapor fluid 12 are changed under the cooling, turbulence blocking and other actions of the flexible chain type grid fluid pretreatment device 5, and partial accelerated separation of gas, solid and liquid contained in the ascending vapor fluid 12 is realized;
IV, the ascending vapor fluid 12 is blended with the downward vapor atomization disturbing fluid 15, so that an ascending passage of the ascending vapor fluid 12 is controllable, the gas, solid and liquid contained in the ascending vapor fluid 12 are more easily separated in an accelerated manner, the separated dust particle passage easily reaches the flexible chain type mesh fluid pretreatment device 5, and a stable downward solid particle and liquid passage discharge passage is established in the flexible chain type mesh fluid pretreatment device 5;
v, further fusing the ascending vapor fluid 12 with downward vapor vortex fluid 14 with downward overall energy to realize energy exchange, wherein through multiple times of ordered energy exchange, gas, solid and liquid contained in the ascending vapor fluid 12 are separated in an accelerated manner to form a main dedusting vapor vortex system, fully fusing the downward vapor atomization dedusting fluid with total energy with the pretreated ascending vapor to realize the separation of dust and vapor, forming an escape vapor stream 13 after the separation of the dust and the vapor and escaping from the top of the coke quenching tower, and simultaneously combining the vapor atomization dedusting fluid with the dust into a stable downward moving fluid channel;
VI, the intelligent dust infrared sensor 6 continuously transmits a detection signal to the intelligent control device 7, the intelligent control device 7 further sends out an instruction according to a dust change value generated by the escaping water vapor flow 13, the downward water vapor vortex fluid 14 with downward total energy is generated by control, the intelligent turbulence assembly 4 can generate the energy of the downward water vapor atomization turbulence fluid 15 and the change of the dust removal form, and the dust removal quality requirement is further met;
after the VII coke quenching water coke quenching device 17 continuously works for 128 seconds, burning coke on the coke car is completely quenched, the coke quenching water coke quenching device 17 stops working, the dust content treatment device in the water vapor discharge of the coke quenching tower continuously works, and the coke quenching car is driven out from the bottom of the coke quenching tower;
the dust content treatment device in the steam discharge of the VIII coke quenching tower continuously works for 25 seconds to further collect the scattered dust in the coke quenching tower into stable fluid, the device is adjusted to the optimal working state, and the collected dust is gathered with the coke quenching water at the bottom of the coke quenching tower 1 and recovered;
and the IX intelligent control device 7 issues a stop work instruction, and the dust content treatment device enters a state of waiting for a work instruction in the coke tower water vapor discharge.
Embodiment mode 2
An annular intelligent dust removal component 3 is arranged at a position 300 mm lower part of the inner side of the top of a coke quenching tower 1, an annular intelligent turbulence component 4 is arranged at a position 500 mm lower part of the inner side of the top of the coke quenching tower 1, and a flexible chain type grid fluid pretreatment device 5 is arranged at a position 2000 mm lower part of the inner side of the top of the coke quenching tower 1; the 450 mm position is arranged with a flexible and rigid chain type reticular device, the method is that the water gas density wave distribution of the top of the coke quenching tower is orderly and progressively decreased at the 450 mm downward position in the top of the coke quenching tower. The rest is the same as embodiment 1.
Embodiment 3
An annular intelligent dust removal component 3 is arranged at a position 5 mm below the inner side of the top of a coke quenching tower 1, an annular intelligent turbulence component 4 is arranged at a position 10 mm below the inner side of the top of the coke quenching tower 1, a flexible chain type grid fluid pretreatment device 5 is arranged at a position 400 mm below the inner side of the top of the coke quenching tower 1, and a flexible and rigid chain type mesh device is arranged at a position 400 mm above the inner side of the top of the coke quenching tower, and the distribution of water gas density waves at the top of the coke quenching tower is orderly and progressively decreased at a position 400 mm below the inner side of the. The rest is the same as embodiment 1.
Claims (1)
1. An application method of a dust content treatment device in coke quenching tower steam discharge is characterized in that
According to the method, an annular intelligent spray head assembly is arranged at a position 200 mm below the inner side of the top of a coke quenching tower to form a dust removal steam vortex main system, steam atomization dust removal fluid with downward total energy is fully fused with rising steam after pretreatment to realize separation of dust and steam, the separation of the dust and the steam is formed, the escape of the steam at the top of the coke quenching tower is completed, and the steam atomization dust removal fluid and the dust are combined into a stable fluid channel moving downwards; according to the method, an intelligent turbulence assembly is arranged at a downward 300 mm position on the inner side of the top of a coke quenching tower, so that a state that a coke quenching ascending water vapor to-be-treated fluid and a descending dust-containing vortex fluid are in a co-located vortex area and dust-containing liquid reliably moves downward is formed, and the intelligent turbulence assembly and the coke quenching ascending water vapor to-be-treated fluid and the descending dust-containing vortex fluid respectively move; the method arranges a flexible and rigid chain type reticular device at a downward 400-plus 500 mm position at the top inner side of the coke quenching tower, ensures that an ascending water vapor ascending channel is orderly and ascending energy is reasonably attenuated, dust-containing micro particles are easily combined with dust-containing liquid in descending operation and keep a descending operation state, and a water-vapor density wave state is formed step by step, small dust-containing liquid drops moving downwards are easily taken away by ascending water vapor, further establishes a physical foundation for the formation of density waves of a turbulent flow area and a co-located vortex area state, and has the other function of receiving descending dust-containing settling fluid and dust-containing settling metastable fluid and forming a stable descending channel; the method is that the distribution of the moisture density wave at the top of the coke quenching tower from bottom to top is orderly and decreasingly distributed at the position of 3000 millimeters downwards 400-plus at the inner side of the top of the coke quenching tower, and the specific application steps are as follows:
i, when a quenching car (16) conveys burnt coke to the bottom of a quenching tower (1), a quenching water quenching device (17) starts to work, a large amount of water is sprayed out by the quenching water quenching device (17) to isolate the burnt coke conveyed by the quenching car (16) from air, a large amount of heat is generated to generate a large amount of water vapor by the quenching water quenching device (17) to generate an ascending vapor fluid (12), and the ascending vapor fluid (12) advances from the bottom of the quenching tower (1) to the top of the quenching tower (1);
II, a signal output end of the coke quenching water quenching device (17) transmits a quenching signal to an input end of an intelligent control device (7), the intelligent control device (7) controls a pressure water path execution controller (11) and a pressure gas path execution controller (10) to start working, an intelligent dust removal assembly (3) can generate downward water vapor vortex fluid (14) with downward total energy, and an intelligent turbulence assembly (4) can generate downward water vapor atomization turbulence fluid (15);
III, the ascending vapor fluid (12) reaches the flexible chain type grid fluid pretreatment device (5), the flow velocity, the density and the flow direction of the ascending vapor fluid (12) are changed under the cooling and turbulence blocking effects of the flexible chain type grid fluid pretreatment device (5), and the gas, the solid and the liquid contained in the ascending vapor fluid (12) realize partial accelerated separation;
IV, the ascending vapor fluid (12) is blended with the downward water vapor atomization disturbing fluid (15), so that an ascending passage of the ascending vapor fluid (12) is controllable, the gas, the solid and the liquid contained in the ascending vapor fluid (12) are more easily and quickly separated, a separated dust particle passage easily reaches the flexible chain type grid fluid pretreatment device (5), and a stable downward solid particle and liquid passage discharge channel is established in the flexible chain type grid fluid pretreatment device (5);
v, further fusing the ascending vapor fluid (12) with a downward vapor vortex fluid (14) with downward total energy to realize energy exchange, wherein through multiple times of ordered energy exchange, gas, solid and liquid contained in the ascending vapor fluid (12) are separated in an accelerated manner to form a dust removal vapor vortex main system, the vapor atomization dust removal fluid with downward total energy is fully fused with the ascending vapor after the pretreatment to realize the separation of dust and vapor, the escape of the vapor at the top of the coke quenching tower is completed while the separation of the dust and the vapor is formed, and the vapor atomization dust removal fluid and the dust stable downward movement fluid channel are combined;
VI, the intelligent dust infrared sensor (6) continuously transmits a detection signal to the intelligent control device (7), the intelligent control device (7) further sends out an instruction according to a dust change value generated by the escaping water vapor flow (13), and downward water vapor atomization disturbance fluid (15) energy and dust removal form changes can be generated by controlling the downward water vapor vortex fluid (14) with the generated total energy and the intelligent disturbance component (4) so as to further meet the dust removal quality requirement;
after the VII coke quenching water coke quenching device (17) continuously works for 128 seconds, burning coke on the coke car is completely quenched, the coke quenching water coke quenching device (17) stops working, the dust content treatment device in the water vapor discharge of the coke quenching tower continues working, and the coke quenching car is driven out from the bottom of the coke quenching tower;
the dust content treatment device in the steam discharge of the VIII coke quenching tower continuously works for 25 seconds to further collect the scattered dust in the coke quenching tower into stable fluid, the device is adjusted to the optimal working state, and the collected dust is gathered with the coke quenching water at the bottom of the coke quenching tower (1) for recovery;
and issuing a work stop instruction by the IX intelligent control device (7), and enabling the dust content treatment device to enter a state of a to-be-worked instruction in the coke tower water vapor discharge.
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| CN101037603A (en) * | 2007-04-20 | 2007-09-19 | 中冶焦耐工程技术有限公司 | High-effective dust-removing coke quenching tower |
| KR100865574B1 (en) * | 2007-12-14 | 2008-10-28 | 김용건 | The wet scrubber with waste water self-treatment |
| CN107149812A (en) * | 2017-06-23 | 2017-09-12 | 太原理工大学 | A kind of dust granules grow up and accelerate land scroll fluid dust arrester and dust removal method |
| CN107823996A (en) * | 2017-12-17 | 2018-03-23 | 佛山市瑞淇环保设备有限公司 | A kind of vortex torrent deduster |
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| CN204233933U (en) * | 2014-10-24 | 2015-04-01 | 张家港长力华科焦化工程技术有限公司 | For the flue gas scavenge unit of water quenching |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101037603A (en) * | 2007-04-20 | 2007-09-19 | 中冶焦耐工程技术有限公司 | High-effective dust-removing coke quenching tower |
| KR100865574B1 (en) * | 2007-12-14 | 2008-10-28 | 김용건 | The wet scrubber with waste water self-treatment |
| CN107149812A (en) * | 2017-06-23 | 2017-09-12 | 太原理工大学 | A kind of dust granules grow up and accelerate land scroll fluid dust arrester and dust removal method |
| CN107823996A (en) * | 2017-12-17 | 2018-03-23 | 佛山市瑞淇环保设备有限公司 | A kind of vortex torrent deduster |
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