CN205640885U - Ignition device of circulating fluidized bed boiler - Google Patents
Ignition device of circulating fluidized bed boiler Download PDFInfo
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- CN205640885U CN205640885U CN201620456897.3U CN201620456897U CN205640885U CN 205640885 U CN205640885 U CN 205640885U CN 201620456897 U CN201620456897 U CN 201620456897U CN 205640885 U CN205640885 U CN 205640885U
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Abstract
The utility model belongs to an ignition device of circulating fluidized bed boiler, including fuel system, fuel delivery system, ignition system, compress air system, microcomputer control system, fuel system is including miscellaneous pure fuel unit, smart pure fuel unit and diesel fuel unit, fuel delivery system is including the miscellaneous pure pump import valve, fourth tee bend, miscellaneous pure pump, filter, miscellaneous pure outlet valve, stokehold import valve, first tee bend, second tee bend and the third tee bend that link to each other with miscellaneous pure discharge gate in proper order, ignition system includes first governing valve, and first governing valve links to each other with the fuel inlet of boiler lighting up oil gun, and the boiler lighting up oil gun goes out the burner setting in the inside of ignition wind channel front end, and a plenum in end and the circulating fluidized bed boiler in ignition wind channel links to each other, have and to use miscellaneous mellow wine, smart mellow wine or diesel oil to ignite, switch convenience, flexible operation and play the advantage that prolongs boiler afterbody flue surface, sack cleaner, desulfurizing tower life.
Description
Technical field
This utility model belongs to CFBB firing technique field, is specifically related to a kind of recirculating fluidized bed pot
Furnace igniting device.
Background technology
In the middle of methanol rectification production process, thick alcohol often enters after pre-tower, pressurizing tower carry out rectification step by step
Pressure tower, in atmospheric tower, through gradually concentrating, the alkanes impurity concentration such as dimethyl ether contained in thick alcohol
Raising, if discharging not in time, then can affect product quality, this part ejection is referred to as fusel, its component
Predominantly methanol 85-87%, ethanol 1.5-2.0%, alkane 10-13%, moisture 0.8-1%, this moieties
There is higher combustion heat value.Although fusel yield is less, but difficult treatment, it is not good at if processing, can be to ring
Severe contamination is caused in border.At present, mainly take to deliver to, through piping, the side that CFBB carries out burning
Formula processes, although this processing mode has stopped the fusel pollution to environment, but in boiler operatiopn
The mode value that Cheng Dangzhong carries out burning is low, almost without economic benefit.Further, current recirculating fluidized bed
The fuel that ignition of the boiler uses mostly is light diesel fuel, and diesel-fuel price is expensive, and igniting is relatively costly every time, and diesel oil is not
Boiler back end ductwork heating surface, sack cleaner, desulfurizing tower can be caused sternly by the produced oil smoke of burning completely
The pollution of weight.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art to provide a kind of reasonable in design, energy
Enough use fusel, essence alcohol or diesel oil to carry out lighting a fire, there is easy switching, flexible operation, to reduce enterprise raw
Reach the effect of energy-saving and emission-reduction while producing cost, boiler back end ductwork heating surface, cloth bag can be alleviated simultaneously
Cleaner unit, desulfurizing tower cause serious pollution, and play prolonged boiler back-end ductwork heating surface, bag-type dust
Device, a kind of ignition device of circulating fluidized bed boiler in desulfurizing tower service life.
The purpose of this utility model is achieved in that and includes fuel system, fuel delivery system, igniting system
System, compressed air system, Control System of Microcomputer,
A, fuel system include fusel fuel unit, essence alcohol ate unit and diesel fuel unit；Described fusel
Fuel unit includes the atmospheric tower being connected with pipeline after thick alcohol rectification, and the bottom of atmospheric tower is by carrying the first valve
Pipeline be connected with the import of fusel storage tank, the bottom of described fusel storage tank is provided with fusel discharging opening and fusel returns
Material mouth；Essence alcohol ate unit includes essence alcohol storage tank, essence alcohol storage tank by the 3rd stop valve and the 4th threeway the
Three ends are connected, and described diesel fuel unit includes diesel tank, and the oil-out on diesel tank passes sequentially through bavin
3rd end of oil delivery pump inlet valve, diesel oil transfer pump, the second valve and the second threeway is connected, diesel tank
On oil return opening be connected by the 3rd end of the 3rd valve and the 3rd threeway；
Fusel pump inlet valve that b, fuel delivery system include being connected with fusel discharging opening successively, the 4th threeway,
Fusel pump, filter, fusel outlet valve, stokehold inlet valve, the first threeway, the second threeway and the 3rd threeway,
Described 3rd threeway is connected with the first regulation valve in ignition system by pipeline；The 3rd of described first threeway
End is connected with fusel feedback outlet by the 4th valve；
C, ignition system include the first regulation valve, described first regulation valve and the fuel inlet of ignition of the boiler oil gun
Being connected, described ignition of the boiler oil gun crater is arranged on the inside of ignition air duct front end, the end of ignition air duct
Being connected with air compartment of CFBB, air compartment of CFBB passes through air distribution plate and circulation
Fluid bed boiler furnace and back-end ductwork are connected；Ignition system is the most a set of；
D, compressed air system include that igniting compressed air line, described igniting compressed air line pass through
First stop valve and the 5th threeway are connected, and the second end of the 5th threeway passes through the second stop valve and ignition air duct phase
Even, the 3rd end of the 5th threeway is by the 6th threeway and the second regulation valve and the compressed gas of ignition of the boiler oil gun
Import is connected, and the 3rd end of described 6th threeway is by the fuel inlet of the 3rd regulation valve with ignition of the boiler oil gun
It is connected；
E, Control System of Microcomputer include being arranged on the flame monitoring apparatus within ignition air duct, are arranged on recycle stream
The temperature-detecting device of fluidized bed boiler First air chamber interior and DCS main control card, flame monitoring apparatus and temperature inspection
Survey device input with DCS main control card respectively to be connected, the outfan of DCS main control card regulate with first respectively valve,
3rd regulation valve, the second regulation valve and the second stop valve are connected.
Preferably, described ignition system is at least two sets.
This utility model has reasonable in design, fusel, essence alcohol or diesel oil can be used to carry out lighting a fire, having
Have easy switching, flexible operation, reach while reducing enterprise production cost energy-saving and emission-reduction effect, with
Time can alleviate boiler back end ductwork heating surface, sack cleaner, desulfurizing tower cause serious pollution, and rise
To prolonged boiler back-end ductwork heating surface, sack cleaner, the advantage in desulfurizing tower service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of this utility model reactor.
Detailed description of the invention
In order to technical characteristic of the present utility model, purpose and effect are more clearly understood from, now compare accompanying drawing
Illustrate that detailed description of the invention of the present utility model, the most identical label represent identical parts.For making
Simplified form, only schematically show the part relevant to utility model in each figure, they do not represent
It is as the practical structures of product.
As shown in Figure 1, 2, this utility model includes fuel system, fuel delivery system, ignition system, pressure
Contracting air system, Control System of Microcomputer,
A, fuel system include fusel fuel unit, essence alcohol ate unit and diesel fuel unit；Described fusel
Fuel unit includes the atmospheric tower 1 being connected with pipeline after thick alcohol rectification, and the bottom of atmospheric tower 1 is by carrying the first valve
The door pipeline of 3 is connected with the import of fusel storage tank 2, and the bottom of described fusel storage tank 2 is provided with fusel discharging opening
With fusel feedback outlet；Essence alcohol ate unit includes essence alcohol storage tank 22, and essence alcohol storage tank 22 is by the 3rd stop valve
21 are connected with the 3rd end of the 4th threeway 20, and described diesel fuel unit includes diesel tank 14, and diesel oil stores up
Oil-out on groove 14 passes sequentially through diesel oil transfer pump inlet valve 35, diesel oil transfer pump the 36, second valve 18
Being connected with the 3rd end of the second threeway 11, the oil return opening on diesel tank 14 passes through the 3rd valve 19 and the 3rd
3rd end of threeway 12 is connected；
B, fuel delivery system include fusel pump inlet valve the 4, the 4th threeway being connected successively with fusel discharging opening
20, fusel pump 5, filter 6, fusel outlet valve 7, stokehold inlet valve the 8, first threeway the 10, the 2nd 3
Logical 11 and the 3rd threeway 12, described 3rd threeway 12 is by pipeline and the first regulation valve 23 in ignition system
It is connected；3rd end of described first threeway 10 is connected with fusel feedback outlet by the 4th valve 17；
C, ignition system include the first regulation valve 23, described first regulation valve 23 and ignition of the boiler oil gun 26
Fuel inlet is connected, and described ignition of the boiler oil gun 26 crater is arranged on the inside of ignition air duct 28 front end,
Air compartment 29 of the end of ignition air duct 28 and CFBB is connected, and CFBB is once
Air compartment 29 is connected with boiler hearth of circulating fluidized bed and back-end ductwork 9 by air distribution plate 13；Ignition system
The most a set of；
D, compressed air system include igniting compressed air line 25, described igniting compressed air line
25 are connected with the 5th threeway 31 by the first stop valve 30, and the second end of the 5th threeway 31 is by the second cut-off
Valve 27 is connected with ignition air duct 28, and the 3rd end of the 5th threeway 31 is by the 6th threeway 33 and the second regulation
Valve 32 is connected with the inlet for pressurised gas of ignition of the boiler oil gun 26, and the 3rd end of described 6th threeway 33 passes through
3rd regulation valve 34 is connected with the fuel inlet of ignition of the boiler oil gun 26；
E, Control System of Microcomputer include being arranged on the flame monitoring apparatus 24 within ignition air duct 28, are arranged on
Temperature-detecting device 16 and DCS main control card 15 within air compartment 29 of CFBB, flame is supervised
Survey device 24 with temperature-detecting device 16 respectively input with DCS main control card 15 be connected, DCS main control card
The outfan of 15 regulates valve 32 and the second cut-off with the first regulation valve the 23, the 3rd regulation valve 34, second respectively
Valve 27 is connected.Described ignition system is at least two sets.
The ignition control method of a kind of ignition device of circulating fluidized bed boiler, including fusel fuel IGNITION CONTROL side
Method, essence alcohol ate ignition control method and diesel ignition control method；
One, when methanol fractionation system is properly functioning, and produced fusel disclosure satisfy that igniting needs, then needing should
With by-product fusel as igniter fuel, use fusel fuel ignition control method, comprise the steps:
Step one: close the 3rd stop valve the 21, second valve the 18, the 3rd valve 19 and the first regulation valve 23,
Open fusel pump inlet valve 4, fusel outlet valve the 7, the 4th valve 17 and stokehold inlet valve 8, and start fusel
Pump 5, sets up fuel delivery cycle system；
Step 2: in described step one after fuel delivery cycle system, opens the first stop valve the 30, the 3rd tune
Joint valve the 34, second stop valve 27, second regulates valve 32；Ignition system is purged；
Step 3: after in described step 2 purging ignition system, closes the 3rd regulation valve 34, second
Stop valve 27；And regulate the aperture of the second regulation valve 32, make compressed air pressure after the second regulation valve 32
For: 0.6～0.7MPa；
Step 4: described step 3 makes compressed air through second regulation valve 32 after pressure be: 0.6～0.7MPa
After, the aperture of regulation the 4th valve 17, make the pipeline pressure between the 3rd threeway 12 and the first regulation valve 23
For: 1.5MPa；Regulate the aperture of the first regulation valve 23 after regulating the aperture of the 4th valve 17, make the first tune
Pipeline pressure between joint valve 23 and the fuel inlet of ignition of the boiler oil gun 26 is: 0.3MPa；
Step 5: open ignition of the boiler oil gun 26, lights a fire to the fusel fuel after atomization with electric spark,
Igniting is monitored by flame monitoring apparatus 24 in real time simultaneously, when flame monitoring apparatus 24 shows that igniting completes
Afterwards, flame monitoring apparatus 24 transfers data to DCS main control card 15, and DCS main control card 15 enters flame-out
Protection Interlock Status, has now lighted a fire；
Step 6: igniting is monitored, when DCS master control by described step 5 Flame monitoring device 24 in real time
After card 15 receives the misfire signals coming from flame monitoring apparatus 24, DCS main control card 15 controls the first regulation
Valve 23 cuts out, by the aperture regulation of the second regulation valve 32 and the second stop valve 27 to maximum, to boiler point
Fuel channel and ignition air duct 28 that kerosene rifle 26 is connected carry out flame-out purging, quick-fried after preventing fuel from assembling
There is explosion danger in combustion；
Step 7: carry out in described step 6 after flame-out purging terminates, exiting blowout protection Interlock Status, weight
Multiple above-mentioned steps one to step 5 re-starts igniting；
Step 8: after having lighted a fire, arranges target temperature and target according to ambient temperature to DCS main control card 15
Temperature rise rate, main control card 15 receives and comes from the temperature detection within air compartment 29 of CFBB
The temperature signal of device 16, and calculate the temperature rise rate of reality, then by target temperature rise rate and reality temperature
Rise speed to contrast, when actual temperature rise rate is more than target temperature rise rate, reduce the first regulation valve 23
Aperture, to target temperature rise rate identical with actual temperature rise rate；When actual temperature rise rate is less than target temperature
When rising speed, increase the aperture of the first regulation valve 23, be all mutually with actual temperature rise rate to target temperature rise rate
Only；
Step 9: after CFBB has been lighted a fire, closes fusel pump 6, closes the first regulation valve
23, fusel outlet valve 7, stokehold inlet valve 8, fusel pump inlet valve 4；Fuel delivery system is out of service；
Step 10: after fuel delivery system is out of service in described step 9, flame monitoring apparatus 24 is to igniting
Monitor in real time, after DCS main control card 15 receives and comes from the misfire signals of flame monitoring apparatus 24,
DCS main control card 15 controls the 3rd regulation valve 34 and the second stop valve 27 aperture is adjusted to maximum, carries out having lighted a fire
Become purging；
Step 11: after purging of having lighted a fire in described step 10 terminates, closes the first stop valve the 30, the 3rd
Regulation valve the 34, second stop valve 27 compressed air system exits, and ignition system has exited；
Two, when methanol fractionation system is properly functioning, and produced fusel can not meet igniting needs, then need
Application by-product essence alcohol, as igniter fuel, uses essence alcohol ate ignition control method, comprises the steps:
Step one: fusel pump inlet valve the 4, second valve the 18, the 3rd valve 19 and the first regulation valve will be closed
23；Open fusel outlet valve the 7, the 3rd stop valve the 21, the 4th valve 17 and stokehold inlet valve 8, and start
Fusel pump 5, sets up fuel delivery cycle system；
Step 2: in described step one after fuel delivery cycle system, opens the first stop valve the 30, the 3rd tune
Joint valve the 34, second stop valve 27, second regulates valve 32；Ignition system is purged；
Step 3: after in described step 2 purging ignition system, closes the 3rd regulation valve 34, second
Stop valve 27；And regulate the aperture of the second regulation valve 32, make compressed air pressure after the second regulation valve 32
For: 0.6～0.7MPa；
Step 4: described step 3 makes compressed air through second regulation valve 32 after pressure be: 0.6～0.7MPa
After, the aperture of regulation the 4th valve 17, make the pipeline pressure between the 3rd threeway 12 and the first regulation valve 23
For: 1.5MPa；Regulate the aperture of the first regulation valve 23 after regulating the aperture of the 4th valve 17, make the first tune
Pipeline pressure between joint valve 23 and the fuel inlet of ignition of the boiler oil gun 26 is: 0.3MPa；
Step 5: open ignition of the boiler oil gun 26, lights a fire to the smart alcohol ate after atomization with electric spark,
Igniting is monitored by flame monitoring apparatus 24 in real time simultaneously, when flame monitoring apparatus 24 shows that igniting completes
Afterwards, flame monitoring apparatus 24 transfers data to DCS main control card 15, and DCS main control card 15 enters flame-out
Protection Interlock Status, has now lighted a fire；
Step 6: igniting is monitored, when DCS master control by described step 5 Flame monitoring device 24 in real time
After card 15 receives the misfire signals coming from flame monitoring apparatus 24, DCS main control card 15 controls the first regulation
Valve 23 cuts out, by the aperture regulation of the second regulation valve 32 and the second stop valve 27 to maximum, to boiler point
Fuel channel and ignition air duct 28 that kerosene rifle 26 is connected carry out flame-out purging, quick-fried after preventing fuel from assembling
There is explosion danger in combustion；
Step 7: carry out in described step 6 after flame-out purging terminates, exiting blowout protection Interlock Status, weight
Multiple above-mentioned steps one to step 5 re-starts igniting；
Step 8: after having lighted a fire, arranges target temperature and target according to ambient temperature to DCS main control card 15
Temperature rise rate, main control card 15 receives and comes from the temperature detection within air compartment 29 of CFBB
The temperature signal of device 16, and calculate the temperature rise rate of reality, then by target temperature rise rate and reality temperature
Rise speed to contrast, when actual temperature rise rate is more than target temperature rise rate, reduce the first regulation valve 23
Aperture, to target temperature rise rate identical with actual temperature rise rate；When actual temperature rise rate is less than target temperature
When rising speed, increase the aperture of the first regulation valve 23, be all mutually with actual temperature rise rate to target temperature rise rate
Only；
Step 9: after CFBB has been lighted a fire, closes fusel pump 6, closes the first regulation valve
23, fusel outlet valve 7, stokehold inlet valve 8 and the 3rd stop valve 21；Fuel delivery system is out of service；
Step 10: after fuel delivery system is out of service in described step 9, flame monitoring apparatus 24 is to igniting
Monitor in real time, after DCS main control card 15 receives and comes from the misfire signals of flame monitoring apparatus 24,
DCS main control card 15 controls the 3rd regulation valve 34 and the second stop valve 27 aperture is adjusted to maximum, carries out having lighted a fire
Become purging；
Step 11: after purging of having lighted a fire in described step 10 terminates, closes the first stop valve the 30, the 3rd
Regulation valve the 34, second stop valve 27 compressed air system exits, and ignition system has exited；
Three, when methanol fractionation system off-duty, then need to apply diesel oil as igniter fuel, use diesel oil point
Fire control method, comprises the steps:
Step one: close the 3rd stop valve 21, fusel pump inlet valve 4, fusel outlet valve 7, stokehold inlet valve
8 and the 4th valve 17, open diesel oil transfer pump inlet valve the 35, second valve 18 and the 3rd valve 19, fortune
Row diesel oil transfer pump 36, sets up fuel delivery cycle system；
Step 2: in described step one after fuel delivery cycle system, opens the first stop valve the 30, the 3rd tune
Joint valve the 34, second stop valve 27, second regulates valve 32；Ignition system is purged；
Step 3: after in described step 2 purging ignition system, closes the 3rd regulation valve 34, second
Stop valve 27；And regulate the aperture of the second regulation valve 32, make compressed air pressure after the second regulation valve 32
For: 0.6～0.7MPa；
Step 4: described step 3 makes compressed air through second regulation valve 32 after pressure be: 0.6～0.7MPa
After, the aperture of regulation the 4th valve 17, make the pipeline pressure between the 3rd threeway 12 and the first regulation valve 23
For: 1.5MPa；Regulate the aperture of the first regulation valve 23 after regulating the aperture of the 4th valve 17, make the first tune
Pipeline pressure between joint valve 23 and the fuel inlet of ignition of the boiler oil gun 26 is: 0.3MPa；
Step 5: open ignition of the boiler oil gun 26, lights a fire to the diesel fuel after atomization with electric spark,
Igniting is monitored by flame monitoring apparatus 24 in real time simultaneously, when flame monitoring apparatus 24 shows that igniting completes
Afterwards, flame monitoring apparatus 24 transfers data to DCS main control card 15, and DCS main control card 15 enters flame-out
Protection Interlock Status, has now lighted a fire；
Step 6: igniting is monitored, when DCS master control by described step 5 Flame monitoring device 24 in real time
After card 15 receives the misfire signals coming from flame monitoring apparatus 24, DCS main control card 15 controls the first regulation
Valve 23 cuts out, by the aperture regulation of the second regulation valve 32 and the second stop valve 27 to maximum, to boiler point
Fuel channel and ignition air duct 28 that kerosene rifle 26 is connected carry out flame-out purging, quick-fried after preventing fuel from assembling
There is explosion danger in combustion；
Step 7: carry out in described step 6 after flame-out purging terminates, exiting blowout protection Interlock Status, weight
Multiple above-mentioned steps one to step 5 re-starts igniting；
Step 8: after having lighted a fire, arranges target temperature and target according to ambient temperature to DCS main control card 15
Temperature rise rate, main control card 15 receives and comes from the temperature detection within air compartment 29 of CFBB
The temperature signal of device 16, and calculate the temperature rise rate of reality, then by target temperature rise rate and reality temperature
Rise speed to contrast, when actual temperature rise rate is more than target temperature rise rate, reduce the first regulation valve 23
Aperture, to target temperature rise rate identical with actual temperature rise rate；When actual temperature rise rate is less than target temperature
When rising speed, increase the aperture of the first regulation valve 23, be all mutually with actual temperature rise rate to target temperature rise rate
Only；
Step 9: after CFBB has been lighted a fire, closes first regulation valve the 23, second valve 18
With the 3rd valve 19；Fuel delivery system is out of service；
Step 10: after fuel delivery system is out of service in described step 9, flame monitoring apparatus 24 is to igniting
Monitor in real time, after DCS main control card 15 receives and comes from the misfire signals of flame monitoring apparatus 24,
DCS main control card 15 controls the 3rd regulation valve 34 and the second stop valve 27 aperture is adjusted to maximum, carries out having lighted a fire
Become purging；
Step 11: after purging of having lighted a fire in described step 10 terminates, closes the first stop valve the 30, the 3rd
Regulation valve the 34, second stop valve 27 compressed air system exits, and ignition system has exited.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term
" arrange ", " installation " etc. should be interpreted broadly, and connects for example, it may be fixing, is integrally connected,
Can also be to removably connect；It can also be the connection of two element internals；Can be to be joined directly together, it is possible to
To be indirectly connected to by intermediary, for the ordinary skill in the art, can be according to concrete feelings
Condition understands above-mentioned term concrete meaning in this utility model.Foregoing detailed description is only for this reality
With illustrating of novel feasibility embodiment, they also are not used to limit protection model of the present utility model
Enclose, all without departing from this utility model skill spirit made equivalent implementations, change and transform and all should comprise
Within protection domain of the present utility model.
Claims (2)
1. an ignition device of circulating fluidized bed boiler, including fuel system, fuel delivery system, igniting system
System, compressed air system, Control System of Microcomputer, it is characterised in that:
A, fuel system include fusel fuel unit, essence alcohol ate unit and diesel fuel unit；Described fusel
Fuel unit includes the atmospheric tower (1) being connected with pipeline after thick alcohol rectification, and the bottom of atmospheric tower (1) is by band
The pipeline of the first valve (3) is connected with the import of fusel storage tank (2), the bottom of described fusel storage tank (2)
It is provided with fusel discharging opening and fusel feedback outlet；Essence alcohol ate unit includes essence alcohol storage tank (22), essence alcohol storage tank (22)
It is connected with the 3rd end of the 4th threeway (20) by the 3rd stop valve (21), described diesel fuel unit bag
Include diesel tank (14), the oil-out on diesel tank (14) pass sequentially through diesel oil transfer pump inlet valve (35),
Diesel oil transfer pump (36), the second valve (18) are connected with the 3rd end of the second threeway (11), diesel tank
(14) oil return opening on is connected with the 3rd end of the 3rd threeway (12) by the 3rd valve (19)；
Fusel pump inlet valve (4) that b, fuel delivery system include being connected with fusel discharging opening successively, the four or three
Logical (20), fusel pump (5), filter (6), fusel outlet valve (7), stokehold inlet valve (8), first
Threeway (10), the second threeway (11) and the 3rd threeway (12), pipeline is passed through in described 3rd threeway (12)
It is connected with the first regulation valve (23) in ignition system；3rd end of described first threeway (10) is by the
Four valves (17) are connected with fusel feedback outlet；
C, ignition system include the first regulation valve (23), described first regulation valve (23) and ignition of the boiler oil
The fuel inlet of rifle (26) is connected, and described ignition of the boiler oil gun (26) crater is arranged on ignition air duct (28)
The inside of front end, air compartment (29) of the end of ignition air duct (28) and CFBB is connected,
Air compartment (29) of CFBB by air distribution plate (13) and boiler hearth of circulating fluidized bed and
Back-end ductwork (9) is connected；Ignition system is the most a set of；
D, compressed air system include igniting compressed air line (25), described igniting compressed air hose
Road (25) is connected with the 5th threeway (31) by the first stop valve (30), the of the 5th threeway (31)
Two ends are connected with ignition air duct (28) by the second stop valve (27), the 3rd end of the 5th threeway (31)
Entered with the compressed gas of ignition of the boiler oil gun (26) by the 6th threeway (33) and the second regulation valve (32)
Mouth is connected, and the 3rd end of described 6th threeway (33) is by the 3rd regulation valve (34) and ignition of the boiler oil gun
(26) fuel inlet is connected；
E, Control System of Microcomputer include being arranged on the internal flame monitoring apparatus (24) of ignition air duct (28),
It is arranged on the internal temperature-detecting device (16) of air compartment (29) of CFBB and DCS master control
Card (15), flame monitoring apparatus (24) and temperature-detecting device (16) respectively with DCS main control card (15)
Input be connected, the outfan of DCS main control card (15) respectively with first regulation valve (23), the 3rd regulation
Valve (34), the second regulation valve (32) are connected with the second stop valve (27).
A kind of ignition device of circulating fluidized bed boiler, it is characterised in that: described
Ignition system is at least two sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620456897.3U CN205640885U (en) | 2016-05-13 | 2016-05-13 | Ignition device of circulating fluidized bed boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620456897.3U CN205640885U (en) | 2016-05-13 | 2016-05-13 | Ignition device of circulating fluidized bed boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205640885U true CN205640885U (en) | 2016-10-12 |
Family
ID=57057635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620456897.3U Withdrawn - After Issue CN205640885U (en) | 2016-05-13 | 2016-05-13 | Ignition device of circulating fluidized bed boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205640885U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889907A (en) * | 2016-05-13 | 2016-08-24 | 河南心连心化肥有限公司 | Circulating fluidized bed boiler ignition device and ignition control method thereof |
| CN114947166A (en) * | 2022-05-10 | 2022-08-30 | 贵州省烟草公司六盘水市公司 | Biomass baking deflagration-proof method |
-
2016
- 2016-05-13 CN CN201620456897.3U patent/CN205640885U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889907A (en) * | 2016-05-13 | 2016-08-24 | 河南心连心化肥有限公司 | Circulating fluidized bed boiler ignition device and ignition control method thereof |
| CN105889907B (en) * | 2016-05-13 | 2018-06-29 | 河南心连心化肥有限公司 | A kind of ignition device of circulating fluidized bed boiler and its ignition control method |
| CN114947166A (en) * | 2022-05-10 | 2022-08-30 | 贵州省烟草公司六盘水市公司 | Biomass baking deflagration-proof method |
| CN114947166B (en) * | 2022-05-10 | 2023-05-30 | 贵州省烟草公司六盘水市公司 | Biomass baking explosion-proof method |
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