CN206092091U - Wet saturated steam is used for device of sintering cogeneration - Google Patents
Wet saturated steam is used for device of sintering cogeneration Download PDFInfo
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- CN206092091U CN206092091U CN201621079294.2U CN201621079294U CN206092091U CN 206092091 U CN206092091 U CN 206092091U CN 201621079294 U CN201621079294 U CN 201621079294U CN 206092091 U CN206092091 U CN 206092091U
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Abstract
The utility model provides a wet saturated steam is used for device of sintering cogeneration, belongs to the steam energy -saving equipment technical field of iron and steel enterprise. Its technical scheme is: the steam heat accumulator is strained clean ware through pipeline and steam and is linked to each other, and steam is strained clean ware and is connected with gas formula superheater, and it is continuous with the gas -distributing cylinder that superheated steam that gas formula superheater produced passes through the pipeline, and the gas -distributing cylinder passes through steam main pipe and is connected with pair pressure steam turbines. The utility model discloses a wet saturated steam is stabilized in steam heat accumulator output, carries dry saturated strain the steam -water separation of clean ware through steam after, and dry saturated sends into gas formula superheater, becomes superheated steam after the heating, and superheated steam delivers to the gas -distributing cylinder through the steam conduit, send two pressure steam turbines actings to generate electricity with the waste heat mixture that the sintering produced. The utility model discloses open up the new way of the wet saturated steam electricity generation that utilizes the iron and steel enterprise, solved sintering cogeneration and do not have the difficult problem that conventional boiler support led to the fact frequent shut down, had apparent economic benefits and social.
Description
Technical field
This utility model is related to a kind of iron and steel enterprise's wet saturated steam for the device of sintering waste heat generating, belongs to iron and steel enterprise
Industry steam energy-saving equipment technical field.
Background technology
At present, a kind of sintering waste heat generating technology, this generating skill are occurred in that in the technology of the sintering waste heat utilization of resources
Art is only relied on cold using the higher double discard heat boiler generation technologies of efficiency, this generating equipment without conventional burning boiler
But sinter mineral aggregate and obtain heat.Find in use, the major defect of this generating equipment is the fluctuation of central cooler exhaust gas parameters
Impact to equipment is larger.Due to the supplement without conventional combustion boiler, the flue gas pathogenic wind-warm fluctuation of central cooler cooling section front end is logical
Often between 310 DEG C~400 DEG C, in the winter time because the reason such as weather and insulation temperature may be lower, for waste heat boiler and
For steam turbine, Gas Parameters fluctuate widely not only it cannot be guaranteed that the thermal efficiency of boiler and steam turbine reaches design objective, and
And main steam temperature frequent fluctuation directly threatens greatly unit safety operation, while causing unit because sintering circular-cooler thermal source interrupts
Stove halt turbines are frequently got rid of, frequently start-stop not only causes the loss of economic benefit, annual utilization hours to be typically about 4000
~6000 hours, but also service life of equipment can be shortened.
At the same time, iron and steel enterprise is in smelt production, and steel-making and the generation of hot rolling apparatus for vapour-cooling are substantial amounts of wet
Saturated vapor, this part wet saturated steam has the characteristics of pressure is high, the big and moisture content that fluctuates is high.And iron and steel enterprise's production is with low
The pressure of pressure steam pipe system is general minimum in below 0.5MPa, and for relative production is with low-pressure steam pipe network, this vaporization is produced
The high moist steam of pressure low-pressure steam pipe network sent into after decompression comprehensively utilized, it is especially rich high in non-heating season section
The discharge of steam of pressure causes utilization of energy inefficient and diffuses period noise pollution in the middle of air.
If the substantial amounts of wet saturated steam that the steel-making that can make iron and steel enterprise and hot rolling apparatus for vapour-cooling are produced is direct
The sintering waste heat generating without conventional boiler combustion system is applied to, sintering waste heat has both been broken away from and is frequently got rid of stove because thermal source is unstable and stopped
The unfavorable situation of machine, can expeditiously utilize the remaining a large amount of high pressure wet saturated steams of iron and steel enterprise again.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of wet saturated steam for the dress of sintering waste heat generating
Put, this device can make the high pressure wet saturated steam of iron and steel enterprise's steel-making and the generation of hot rolling apparatus for vapour-cooling after treatment
Superheated steam is converted into, sintering waste heat generating is directly used in, sintering waste heat generating thermal source can be not only efficiently solved unstable
Or the frequent shutdown problem that steam deficiency is caused, can avoid again substantial amounts of wet saturated steam directly discharge the energy waste that causes and
The problem of environmental pollution.
Solving the technical scheme of above-mentioned technical problem is:
A kind of wet saturated steam is used for the device of sintering waste heat generating, and it includes steam accumulator, steam filter, combustion gas
The apparatus for vapour-cooling of formula superheater, gas-distributing cylinder, double pressure steam turbines, steel-making and hot rolling is by jet chimney and steam accumulator
Connection, steam accumulator is connected by pipeline with steam filter, and steam filter is connected with combustion type superheater, combustion type
The superheated steam that superheater is produced is connected by pipeline with gas-distributing cylinder, and gas-distributing cylinder is connected by steam main with double pressure steam turbines.
Above-mentioned wet saturated steam is used for the device of sintering waste heat generating, and the combustion type superheater includes that coal gas of converter is defeated
Enter pipeline, coke-stove gas input channel, combustion air input channel, superheat steam pipeline, premix gas burner, burning
Room, flue gas superheater, flue, coal gas of converter input channel, coke-stove gas input channel, combustion air input channel respectively with advance
The air inlet of mixing gas burner is connected, and premix gas burner is connected with combustor, the rear portion of combustor and cigarette
Gas superheater is connected, and superheat steam pipeline one end is connected with the output channel of steam filter, and superheat steam pipeline is entered
Flue gas superheater carries out heat exchange, and the other end of superheat steam pipeline is connected with the input channel of sub-cylinder, flue gas superheater
Rear portion be connected with flue, flue is connected with chimney.
Above-mentioned wet saturated steam is used for the device of sintering waste heat generating, the coal gas of converter input of the combustion type superheater
Coal gas of converter fast valve, coke-stove gas fast valve and nitrogen purging joint is respectively mounted in pipeline, coke-stove gas input channel, is helped
It is provided between the input channel of combustion fan, superheat steam pipeline and sub-cylinder in combustion air inlet duct road and overheated steaming is installed
Vapour electric control valve 7 and superheat steam temperature and pressure detecting protection device.
Above-mentioned wet saturated steam is used for the device of sintering waste heat generating, the premixed coal gas combustion of the combustion type superheater
Coke-stove gas burning torch, high-energy igniter, high-energy ignition rod and actuating device, coke-stove gas burning torch and height are installed in burner
Can fire rod be connected with the worm and gear of actuating device, coke-stove gas burning torch and high-energy ignition rod and premixed gas-fired
To be slidably matched, high-energy igniter is connected the fire hole of device by high tension cable with high-energy ignition rod.
Above-mentioned wet saturated steam is used for the device of sintering waste heat generating, the top of the combustor of the combustion type superheater
Ultraviolet flame monitor and fire box temperature and pressure detecting protection are installed, outside in combustor installs mixing blower fan, mixes
The air supply duct and combustion chamber of blower fan are closed, combustor is also connected with nitrogen sparge tube road in stove, nitrogen purging in stove
Nitrogen purging fast valve in stove is installed in pipeline.
Above-mentioned wet saturated steam is used for the device of sintering waste heat generating, and the flue outside of the combustion type superheater is installed
Air-introduced machine, the air inducing pipeline of air-introduced machine is connected with flue, and oxygen analyzer device is provided with walling of flue.
Above-mentioned wet saturated steam is used for the device of sintering waste heat generating, the coal gas of converter quick closing valve of the combustion type superheater
Valve, coke-stove gas fast valve, coke-stove gas burning torch, high-energy igniter, high-energy ignition rod, actuating device, ultraviolet flame prison
The protection of visual organ, fire box temperature and pressure detecting, oxygen analyzer device, superheated vapor temperature and pressure detection protection are controlled respectively with PLC
Device processed is connected.
Above-mentioned wet saturated steam is used for the device of sintering waste heat generating, and the steam accumulator includes wet saturated steam import
Valve, steam (vapor) outlet non-return valve, thermophore relief valve, level measurement device, automatic drain valve and drainage pipeline, steam filter
Inlet and outlet valve is installed, outlet conduit installs steam gage, and its bottom sets automatic drain valve, steam accumulator, point
Cylinder is respectively provided with relief valve.
The beneficial effects of the utility model are:
Wet saturated steam, vapour of the wet saturated steam through steam filter are stablized in steam accumulator output of the present utility model
Water conveys dry saturated steam after separating, and dry saturated steam sends into low-pressure steam combustion type superheater, it is heated after be changed into overheated
Steam, superheated steam delivers to gas-distributing cylinder by jet chimney, mixes with the waste heat of sintering generation and send double pressure steam turbines actings to generate electricity.
The a large amount of wet saturated steams made steel and hot rolling is produced are converted stable superheated steam by this utility model Jing after processing,
Double pressure steam turbines for sintering waste heat generating unit are direct using being generated electricity, and both solved because sintering waste heat generating is without conventional
The combustion apparatus of boiler, only obtains heat and the frequently unfavorable situation of removal of load shutdown by cooling sintering mineral aggregate, turn avoid iron and steel
Enterprise's wet saturated steam diffuses energy waste and noise pollution, while improve sintering waste heat generating generated energy.
This utility model opens the new road generated electricity using the wet saturated steam of iron and steel enterprise, while solving sintering waste heat
Generate electricity and support to cause a difficult problem for frequent shutdown without conventional boiler, with significant economic benefit and social benefit.This utility model
Also have the advantages that to take up an area little, instant effect, transform that easy to implement, operating cost is low, regular job convenient management, in steel industry
In have very big application value.
Description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is combustion type superheater structural representation of the present utility model.
Labelling is as follows in figure:Steam accumulator 1, steam filter 2, combustion type superheater 3, gas-distributing cylinder 4, double pressure steamers
Machine 5, combustion fan 6, superheated steam electric control valve 7, premix gas burner 8, combustor 9, flue gas superheater 10, flue
11st, blower fan 12, air-introduced machine 13, coal gas of converter fast valve 14, coke-stove gas fast valve 15, coke-stove gas burning torch 16, height are mixed
Can lighter 17, high-energy ignition rod 18, actuating device 19, PLC 20, ultraviolet flame monitor 21, fire box temperature and
Nitrogen purging fast valve in pressure detecting protection 22, oxygen analyzer device 23, superheat steam temperature and pressure detecting protection 24, stove
25th, nitrogen purging joint 26.
Specific embodiment
This utility model includes steam accumulator 1, steam filter 2, combustion type superheater 3, gas-distributing cylinder 4, double pressure vapour
Turbine 5.
Show in Fig. 1, iron and steel enterprise's steel-making and hot rolling apparatus for vapour-cooling produce interruption, unstable wet saturated steam, lead to
Cross jet chimney and be conveyed to steam accumulator 1.Steam accumulator 1 makes the unstable wet saturation of interruption according to high pressure accumulation of heat low pressure heat release
Steam, through the stable wet saturated steam of the output of steam accumulator 1.Wet saturated steam sends into steam filter 2 by pipeline, wet full
With steam after the steam-water separation of steam filter 2, dry saturated steam is conveyed.Dry saturated steam sends into combustion type superheater
3, it is heated after be changed into superheated steam.Superheated steam delivers to gas-distributing cylinder 4 by jet chimney, mixes with the waste heat of sintering generation and send
Double pressure steam turbine 5 actings generate electricity.
Show in Fig. 1, steam accumulator 1 includes wet saturated steam imported valve, steam (vapor) outlet non-return valve, thermophore safety
Valve, level measurement device, automatic drain valve and drainage pipeline.
Show in Fig. 1, the inlet and outlet of steam filter 2 installs valve, and outlet conduit installs steam gage, its bottom
Portion sets automatic drain valve.
Show in Fig. 1, steam accumulator 1, gas-distributing cylinder 4 are respectively provided with relief valve.
Show in Fig. 1, steam conveying pipe is provided with many places steam trap connection, for the hydrophobic and heating coil of system before putting into operation.
Combustion type superheater 3 is nucleus equipment of the present utility model.Combustion type superheater 3 is input into including coal gas of converter
Pipeline, coke-stove gas input channel, combustion air input channel, superheat steam pipeline, premix gas burner 8, combustor
9th, flue gas superheater 10, flue 11.
Fig. 2 shows, coal gas of converter input channel, coke-stove gas input channel enter respectively with premix gas burner 8
QI KOU is connected, and to premix gas burner 8 coal gas is input into.Divide in coal gas of converter input channel, coke-stove gas input channel
Other installing converter coal gas fast valve 14, coke-stove gas fast valve 15 and nitrogen purging joint 26.Nitrogen purges joint 26 and nitrogen
Scavenging pipeline is connected, for carrying out nitrogen purging to coal gas of converter input channel, coke-stove gas input channel.
Fig. 2 shows that combustion fan 6 is arranged in combustion air input channel, and combustion air input channel is connected to premixed
The primary air nozzle of gas burner 8, combustion fan 6 provides sufficient oxygen for premix gas burner 8, primary air flow it is big
The little rigidity for controlling the flame of premix gas burner 8.
Fig. 2 shows, coke-stove gas burning torch 16, high-energy igniter 17, high energy point are provided with premix gas burner 8
Lighted torch 18 and actuating device 19.Coke-stove gas burning torch 16 and high-energy ignition rod 18 are connected with the worm and gear of actuating device 19
Connect, worm and gear is by Motor drive, the igniting of coke-stove gas burning torch 16 and high-energy ignition rod 18 and premix gas burner 8
To be slidably matched, high-energy igniter 17 is connected by high tension cable with high-energy ignition rod 18 in hole.High-energy ignition rod 18 is flexible logical
Crossing the turbine and worm of actuating device 19 carries out action, and high-energy ignition rod 18 can produce high energy electric spark, point in the case where there is electricity
Combustion coke-stove gas burning torch 16.High-energy igniter 17 needs external 220V power supplys, possesses scene and teletransmission conversion switch, for high energy
Fire rod 18 premix gas burner 8 into and out of and electric discharge.
Fig. 2 shows that premix gas burner 8 is connected with combustor 9, and outside in combustor 9 installs mixing blower fan
12, mix the air supply duct and combustion chamber of blower fan 12.The cold air of mixing blower fan 12 is connected to combustor 9 as secondary wind
Mouthful, the amount that secondary wind is filled into can control the temperature of the setting of combustor 9, the protective effect wanted to equipment lifting with the time that fills into.
Fig. 2 shows that the top of combustor 9 is provided with ultraviolet flame monitor 21 and fire box temperature and pressure detecting protection
22.Ultraviolet flame monitor 21 includes ultraviolet probe, controller, flame of the ultraviolet flame monitor 21 to fuel such as coal gas
Preferably, its range of sensitivity is 2000~3000 A to detection susceptibility, and substantial amounts of ultraviolet spoke is especially produced in combustion
Penetrate, sensitivity and accuracy rate are high, need to install 4 sets.Combustor 9 is also connected with nitrogen sparge tube road in stove, nitrogen purging in stove
Nitrogen purging fast valve 25 in stove is installed, for carrying out nitrogen purging to combustor 9 in pipeline.
Fig. 2 shows that the rear portion of combustor 9 is connected with flue gas superheater 10, and superheat steam pipeline one end filters clean with steam
The output channel of device 2 is connected, and superheat steam pipeline carries out heat exchange into flue gas superheater 10, superheat steam pipeline it is another
End is connected with the input channel of sub-cylinder 4, and between the input channel of superheat steam pipeline and sub-cylinder 4 superheated steam is provided with
Electric control valve 7 and superheat steam temperature and pressure detecting protection device 24.Steam filter 2 sends saturated vapor and is connected to flue gas
The heating surface influent header of superheater 10, saturated vapor reaches steam overheated in the existing flue gas of heating surface interior-excess-steam heat exchange.Receive
Hot face adopts radiation+convection current combining form, two sections of heated surface bundles to adopt extended surface tube, in-line arrangement, lower header in setting.
Superheated vapor connects the heating surface outlet header from flue gas superheater 10, is sent to superheated steam electric control valve 7 and superheated steam temperature
Degree and pressure protective device 24, after feedback signal input PLC 20 burn automatic control regulation and superheated steam electric adjustable are carried out
Section valve 7, send gas-distributing cylinder 4, then send double pressure steam turbine 5 actings to generate electricity, and superheated steam is consistently greater than 260 DEG C.
Fig. 2 shows that the rear portion of flue gas superheater 10 is connected with flue 11, and flue 11 is connected with chimney.Outside flue 11
Air-introduced machine 13 is installed in portion, and the air inducing pipeline of air-introduced machine 13 is connected with flue 11, and oxygen analyzer device 23 is provided with walling of flue.Combustion
The high-temperature flue gas of the burning of room 9 are burnt after steam heating surface, temperature is reduced to about 220 DEG C, by air-introduced machine 13 to combustor the last 9
System ventilation, flue gas is transported to chimney side by side to air.Smoke regulating valve is set on smokejack, the negative pressure for stablizing combustor 9 is transported
OK.
Fig. 2 shows, the coal gas of converter fast valve 14 of combustion type superheater 3, coke-stove gas fast valve 15, coke-stove gas point
Firelock 16, high-energy igniter 17, high-energy ignition rod 18, actuating device 19, ultraviolet flame monitor 21, fire box temperature and pressure
Detection protection 22, oxygen analyzer device 23, superheated vapor temperature and pressure detection protection 24 are connected respectively with PLC 20.
Fire box temperature and pressure detecting protection 22, superheated vapor temperature and pressure detection protection 24 are coal gas of converter Combustion Systems in stove
The core condition of PLC 20, PLC 20 adopts three impules regulation, controls the oxygen analyzer of coal gas of converter and flue gas
Device 23, finally realizes the control to superheated steam outlet temperature.
Coal gas of converter fast valve 14, coke-stove gas fast valve 15, coke-stove gas burning torch 16, high energy point in said structure
Nitrogen purging is fast in firearm 17, high-energy ignition rod 18, actuating device 19, PLC 20, ultraviolet flame monitor 21, stove
Close valve 23 and the composition coal gas automatic ignition of PLC 20 and blowout protection system.
Using method of the present utility model is as follows:
A. steam accumulator 1 sends into steam filter 2 the wet saturated steam of substantial amounts of continuous-stable by steam main,
Wet saturated steam Jing steam filters 2 carry out steam-water separation, and substantial amounts of wet saturated steam is changed into dry saturated steam;
B. dry saturated steam sends into combustion type superheater 3 through steam control valve, heats through combustion type superheater 3
The superheated steam of 1.5MPa, vapor (steam) temperature >=260 DEG C are stably sent afterwards;
C. the superheated steam that combustion type superheater 3 is produced sends into the gas-distributing cylinder of sintering waste heat generating by steam main
4;
D. in sintering circular-cooler heat source fluctuations or interruption, steam pressure and too low temperature parameter, the superheated steam is put into
Do work to double pressure steam turbines 5, it is to avoid steam turbine frequent shutdown accident.
In above-mentioned using method, when double pressure steam turbines 5 are shut down, combustion type superheater 3 detects vapourss of making a slip of the tongue
When pressure is higher than 1.5MPa, stop passing through vapourss to double pressure steam turbines 5, production steam pipe is sent directly into by steam pressure regulator valve
When net, the such as pressure of steam accumulator 1 continue to rise, diffusion valve is opened to airborne release pressure release certainly;When steam accumulator 1, combustion type
When the maintenance of superheater 3 stops production, close gas-distributing cylinder 4 and send steam turbine electrically operated valve, opening to send low-pressure steam pipe network electrodynamic valve, overheated steaming
Vapour sends low-pressure steam pipe network outside.
The running of combustion type superheater 3 of the present utility model is as follows:
(1) manual focus producer gas pipeline and converter gas pipeline carry out nitrogen purging, and check qualified, coke-stove gas
Fast valve 15 and the Close All of coal gas of converter fast valve 14.
(2) nitrogen purging fast valve 24 in stove, the inflated with nitrogen displacement into stove, when the oxygen analyzer device 23 of flue 11 is examined are opened
Measure after nitrogen is qualified in stove, close nitrogen purging fast valve 24, stopping burner hearth carrying out nitrogen purging.
(3) combustion fan 6 starts, and air-introduced machine 13 starts, the regulating valve standard-sized sheet of air-introduced machine 13 and combustion fan 6, purging 3
After~5 minutes, discharge stove in mixed gas, when the oxygen analyzer device 23 of flue 11 is detected nitrogen is qualified in stove after, air inducing
The regulating valve of machine 13 and combustion fan 6 closes 10%~50% aperture to valve.
(4) turbine and worm of actuating device 19 under the promotion of motor by coke-stove gas burning torch 16 and high-energy ignition rod 18
Synchronously push in premix gas burner 8, and stretch out the about 200mm or so of premix gas burner 8, combustion fan 6
Regulating valve is turned down to 10~20%.
(5) high-energy igniter 17 is connected to after the instruction of PLC 20, is conveyed to high-energy ignition rod 18 by high tension cable
Lasting pulse current, and lasting electric spark is produced with coke-stove gas burning torch 16, coke-stove gas fast valve 15 is automatically opened up.
(6) coke-stove gas is sent to coke-stove gas burning torch 16 by coke-stove gas fast valve 15, when running into lasting electric spark
Coke-stove gas is lighted, 4 sets of UV flame monitors 21 such as monitor flame in 10 seconds, then high-energy ignition rod 18 is in actuating device
Under the drive of 19 turbine and worms, automatically exit from, light a fire successfully.As UV flame monitor 21 is monitored less than flame in 10 seconds,
PLC 20 sends instruction, closes coke-stove gas fast valve 15, while high-energy ignition rod 18 and coke-stove gas burning torch 16 are certainly
It is dynamic to exit, loss of ignition.
(7) after coal gas of converter fast valve 14 is opened, coal gas of converter regulating valve is gradually opened, and coal gas of converter is in premixed coal
Air burner 8 is exported, and is lighted by the naked light of coke-stove gas burning torch 16.The regulating valve section door of combustion fan 6 is gradually opened greatly, stable
Gradually open within 3~5 minutes and adjust with the tracking of coal gas of converter regulating valve tandem greatly.If 4 sets of ultraviolet flame prison devices 21 have signal,
Coal gas of converter puts into successfully.
(8) regulating valve of big coal gas of converter regulating valve and combustion fan 6 is progressively opened.Keep a close eye on low-pressure steam combustion type
The outlet superheat vapor (steam) temperature of superheater 3, after superheat steam temperature is more than 260 DEG C, locks highest coal gas of converter air inflow, as
The coal gas of converter consumption upper limit.
(9) when the fire box temperature of combustor 9 is more than 400 DEG C, signal input PLC of fire box temperature and pressure protective device 23
Controller 20, starts mixing blower fan 12 and puts into operation, and the controllable register of mixing blower fan 12 and the controllable register of air-introduced machine 13 are gradually
Open, Jing fire box temperatures and pressure protective device 23, controllable register with the temperature adjustment aperture of combustor 9, in holding furnace negative pressure and
Temperature adjustment.
(10) so far start-up course is completed.Therebetween whenever combustor 9 is put out a fire, i.e., 4 ultraviolet flame monitors 21
No signal, start-up course is immediately finished, chain to close coal gas of converter fast valve 14 and coke-stove gas fast valve 15.
(11) steam filter 2 sends saturated vapor and is connected to the influent header of flue gas superheater 10, and saturated vapor is in flue gas mistake
The radiation of Jing flue gases and heat convection in hot device 10, reach saturated vapor overheated.It is sent to superheated steam electric control valve 7 and mistake
Vapourss temperature and pressure protection device 24, carries out the automatic control regulation superheated steam that burns after feedback signal input PLC 20
Electric control valve 7, makes to send the superheated steam of gas-distributing cylinder 4 to be consistently greater than 260 DEG C.
Claims (7)
1. a kind of wet saturated steam is used for the device of sintering waste heat generating, and it includes steam accumulator(1), steam filter(2)、
Gas-distributing cylinder(4), double pressure steam turbines(5), make steel and the apparatus for vapour-cooling of hot rolling pass through jet chimney and steam accumulator(1)Even
Connect, steam accumulator(1)By pipeline and steam filter(2)It is connected, it is characterised in that:It also has combustion type superheater
(3), steam filter(2)With combustion type superheater(3)Connection, combustion type superheater(3)The superheated steam of generation passes through
Pipeline and gas-distributing cylinder(4)It is connected, gas-distributing cylinder(4)By steam main and double pressure steam turbines(5)Connection;Combustion type superheater(3)
Including coal gas of converter input channel, coke-stove gas input channel, combustion air input channel, superheat steam pipeline, premixed coal
Air burner(8), combustor(9), flue gas superheater(10), flue(11), coal gas of converter input channel, coke-stove gas input pipe
Road, combustion air input channel respectively with premix gas burner(8)Air inlet be connected, premix gas burner
(8)With combustor(9)It is connected, combustor(9)Rear portion and flue gas superheater(10)Be connected, superheat steam pipeline one end with
Steam filter(2)Output channel be connected, superheat steam pipeline enter flue gas superheater(10)Carry out heat exchange, overheated steaming
The other end and sub-cylinder in steam pipe road(4)Input channel be connected, flue gas superheater(10)Rear portion and flue(11)It is connected
Connect, flue(11)It is connected with chimney.
2. wet saturated steam according to claim 1 is used for the device of sintering waste heat generating, it is characterised in that:The combustion gas
Formula superheater(3)Coal gas of converter input channel, coke-stove gas input channel in be respectively mounted coal gas of converter fast valve(14)、
Coke-stove gas fast valve(15)Joint is purged with nitrogen(26), combustion fan is installed in combustion air input channel(6), it is overheated
Jet chimney and sub-cylinder(4)Input channel between superheated steam electric control valve is installed(7)With superheat steam temperature and
Pressure detecting protection device(24).
3. wet saturated steam according to claim 2 is used for the device of sintering waste heat generating, it is characterised in that:The combustion gas
Formula superheater(3)Premix gas burner(8)On coke-stove gas burning torch is installed(16), high-energy igniter(17)、
High-energy ignition rod(18)And actuating device(19), coke-stove gas burning torch(16)With high-energy ignition rod(18)With actuating device(19)
Worm and gear be connected, coke-stove gas burning torch(16)With high-energy ignition rod(18)With premix gas burner(8)Point
Fire hole is to be slidably matched, high-energy igniter(17)By high tension cable and high-energy ignition rod(18)It is connected.
4. wet saturated steam according to claim 3 is used for the device of sintering waste heat generating, it is characterised in that:The combustion gas
Formula superheater(3)Combustor(9)Top ultraviolet flame monitor is installed(21)With fire box temperature and pressure detecting
Protection(22), in combustor(9)Outside mixing blower fan is installed(12), mix blower fan(12)Air supply duct and combustor(9)
It is connected, combustor(9)Also it is connected with nitrogen sparge tube road in stove, nitrogen purging in stove is installed in stove in nitrogen sparge tube road
Fast valve(25).
5. wet saturated steam according to claim 4 is used for the device of sintering waste heat generating, it is characterised in that:The combustion gas
Formula superheater(3)Flue outside install air-introduced machine(13), air-introduced machine(13)Air inducing pipeline and flue(11)It is connected, cigarette
Oxygen analyzer device is installed on road wall(23).
6. wet saturated steam according to claim 5 is used for the device of sintering waste heat generating, it is characterised in that:The combustion gas
The coal gas of converter fast valve of formula superheater(14), coke-stove gas fast valve(15), coke-stove gas burning torch(16), high-energy ignition
Device(17), high-energy ignition rod(18), actuating device(19), ultraviolet flame monitor(21), fire box temperature and pressure detecting protect
Shield(22), oxygen analyzer device(23), superheated vapor temperature and pressure detection protection(24)Respectively with PLC(20)It is connected
Connect.
7. wet saturated steam according to claim 6 is used for the device of sintering waste heat generating, it is characterised in that:The steam
Thermophore(1)Including wet saturated steam imported valve, steam (vapor) outlet non-return valve, thermophore relief valve, level measurement device, automatically
Drain valve and drainage pipeline, steam filter(2)Inlet and outlet install valve, outlet conduit install steam gage, its
Bottom sets automatic drain valve, steam accumulator(1), gas-distributing cylinder(4)It is respectively provided with relief valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621079294.2U CN206092091U (en) | 2016-09-26 | 2016-09-26 | Wet saturated steam is used for device of sintering cogeneration |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621079294.2U CN206092091U (en) | 2016-09-26 | 2016-09-26 | Wet saturated steam is used for device of sintering cogeneration |
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Publication Number | Publication Date |
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CN206092091U true CN206092091U (en) | 2017-04-12 |
Family
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CN106285810A (en) * | 2016-09-26 | 2017-01-04 | 邯钢集团邯宝钢铁有限公司 | A kind of wet saturated steam is for the apparatus and method of sintering waste heat generating |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106285810A (en) * | 2016-09-26 | 2017-01-04 | 邯钢集团邯宝钢铁有限公司 | A kind of wet saturated steam is for the apparatus and method of sintering waste heat generating |
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