CN205897131U - Cyclone burner air coefficient on -line monitoring and optimize adjusting device in real time - Google Patents
Cyclone burner air coefficient on -line monitoring and optimize adjusting device in real time Download PDFInfo
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- CN205897131U CN205897131U CN201620812571.XU CN201620812571U CN205897131U CN 205897131 U CN205897131 U CN 205897131U CN 201620812571 U CN201620812571 U CN 201620812571U CN 205897131 U CN205897131 U CN 205897131U
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Abstract
The utility model discloses a cyclone burner air coefficient on -line monitoring and optimize adjusting device in real time, including central tuber pipe, wind coal mixture pipe and interior and outer secondary air channel, the pipe is gone into to the overgrate air drum in establishing wind coal mixture input tube at the input of wind coal mixture pipe the input of secondary air channel being established including, establishes outer overgrate air drum income at the input of outer secondary air channel and manages its characterized in that: wind coal mixture input tube on be equipped with wind coal mixture flow measurement ware and coal powder concentration side measurer, interior overgrate air drum go into be equipped with on the pipe in secondary air flow caliber, outer overgrate air drum go into to be equipped with outer secondary air flow caliber on the pipe, central tuber pipe on be equipped with central air flow caliber. This monitoring devices because on the pipeline of being connected with the fan, all establishes the air flow caliber, thus can be at the air flow of cyclone burner timely each pipeline of detection in service, provide reliable foundation for quick, accurate regulation cyclone burner air coefficient.
Description
Technical field
The utility model is related to a kind of improvement of turbulent burner, and specifically a kind of turbulent burner air coefficient exists
Line monitoring and real-time optimization adjusting apparatus.
Background technology
The turbulent burner that at present coal-burning boiler uses, includes central air hose, wind coal mixtures pipe, inner second air pipe, outward
Secondary air channel, central air hose, wind coal mixtures pipe, inner second air pipe, the dead in line of outer second air pipe, in wind coal mixtures pipe
Input be provided with wind coal mixtures input pipe, be provided with inner second air in the input of inner second air pipe and blast pipe, secondary outside
The input of airduct is provided with outer second air and blasts pipe.The deficiency of this turbulent burner is: the sky indoor due to entering burning
Gas coefficient has strict requirements scope, and air coefficient is by coal powder density, burner outer second air amount, burner inner second air
Amount, burner centre wind air quantity are determined.When coal powder density is big, burner ignition distance can be led near, serious scaling loss burning
Device；When coal powder density hour can lead to burner ignition distance remote, combustor stability reduces, and coal powder density is low simultaneously, nitrogen oxygen
Compound growing amount increases；Burner outer second air amount directly affects the combustion stability of burner, if outer second air amount controls not
Rationally, it will lead to combustor stability to reduce；Burner inner second air amount directly affects burner ignition distance and nitrogen oxidation
Thing output, if the control of inner second air amount is unreasonable will affect combustion stability and the increase of nitrogen oxides output；Burner
Centre wind air quantity directly affects burner recirculating zone size, controls burner ignition distance, if centre wind Boiler pressure control is unreasonable
Scaling loss burner will be led to or reduce burner combustion stability.Currently for adjust coal-air ratio, outer second air amount, interior two
The method of secondary air quantity and center air quantity is realized by damper baffle plate, but is adjusting coal-air ratio, outer second air amount, interior
When secondary air flow and center air quantity, due to there is no metering device, so being difficult to accurately control burner wind coal concentration, outer second air
Amount, inner second air Liang He center air quantity.
Content of the invention
The purpose of this utility model is that offer can accurately control burner coal powder density, inner second air amount, outer secondary
Air quantity, a kind of turbulent burner air coefficient on-line monitoring of center air quantity and real-time optimization adjusting apparatus.
In order to reach object above, the utility model be the technical scheme is that a kind of this turbulent burner air system
Number on-line monitoring and real-time optimization adjusting apparatus, including central air hose, wind coal mixtures pipe, inner second air pipe and outer second air
Pipe, central air hose, the dead in line of wind coal mixtures pipe, inner second air pipe and outer second air pipe, defeated in wind coal mixtures pipe
Enter end and be provided with wind coal mixtures input pipe, be provided with inner second air in the input of inner second air pipe and blast pipe, in outer secondary air channel
Input be provided with outer second air blast pipe it is characterised in that: described wind coal mixtures input pipe is provided with wind coal mixtures
Flow measuring probe and coal powder density measuring appliance；Described inner second air blasts pipe and is provided with inner second air flow measuring probe；Described
Outer second air blast pipe and be provided with outer second air flow measuring probe；Described central air hose is provided with centre wind flow measurement
Device.
The utility model is implemented also by following measure: described inner second air flow measuring probe, outer second air flow are surveyed
Measuring device, centre wind flow measuring probe and wind coal mixtures flow measuring probe are flowmeter, are prior art；Described coal dust is dense
Degree measuring appliance is the contactless coal powder density measuring instrumentss of station boiler, also for prior art.
The beneficial effects of the utility model are: a kind of this turbulent burner air coefficient on-line monitoring and real-time optimization are adjusted
Engagement positions, compared with the current turbulent burner using, due to, on the pipeline being connected with burner, being equipped with distinguished and admirable measurement
Device, in addition installs mass flow meter additional on pulverized coal channel, it is possible in time detection is respectively managed in turbulent burner runs
The wind flow in road, coal mass flow, provide reliable foundation for quick, accurate regulation turbulent burner air coefficient.
Brief description
Fig. 1 is structure schematic top plan view of the present utility model.
Specific embodiment
Make the utility model with reference to Fig. 1.A kind of this turbulent burner air coefficient on-line monitoring and real-time optimization adjustment
Device, including central air hose 1, wind coal mixtures pipe 2, inner second air pipe 3 and outer second air pipe 4, central air hose 1, the mixing of wind coal
The dead in line of property management 2, inner second air pipe 3 and outer second air pipe 4, is provided with the mixing of wind coal in the input of wind coal mixtures pipe 2
Thing input pipe 5, is provided with inner second air in the input of inner second air pipe 3 and blasts pipe 6, is provided with the input of outer secondary air channel 4
Outer second air blast pipe 7 it is characterised in that: described wind coal mixtures input pipe 5 is provided with wind coal mixtures flow measuring probe 8
With coal powder density measuring appliance 9, by the display data of wind coal mixtures flow measuring probe 8, adjust wind coal according to area requirement and mix
Compound flow, by the display data of coal powder density measuring appliance 9, adjusts coal powder density according to area requirement, had both avoided coal dust dense
Spend lead to greatly that burner ignition distance is near, scaling loss burner also avoid coal powder density too small lead to burner ignition distance remote,
Combustor stability reduces and increases formation of nitrogen oxides because coal powder density is low；Described inner second air blasts and sets on pipe 6
There is inner second air flow measuring probe 10, by the display data of inner second air flow measuring probe 10, adjust according to area requirement interior
Secondary air flow, it is to avoid because secondary air flow controls unreasonable impact combustion stability and the increase of nitrogen oxides output；Described
Outer second air blast pipe 7 and be provided with outer second air flow measuring probe 11, by the display number of outer second air flow measuring probe 11
According to according to area requirement regulation outer second air flow, it is to avoid because the control of outer second air amount is unreasonable, lead to combustor stability to drop
Low；Described central air hose 1 is provided with centre wind flow measuring probe 12, by the display data of centre wind flow measuring probe 12,
Adjust center wind flow according to area requirement, it is to avoid because centre wind Boiler pressure control is unreasonable, lead to scaling loss burner or reduce combustion
Burner combustion stability.So, just achieve when adjusting blower fan burner air coefficient, can be surveyed according to wind coal mixtures flow
Measuring device 8, inner second air flow measuring probe 10, outer second air flow measuring probe 11, centre wind flow measuring probe 12 and coal dust are dense
The display data of degree side measuring device 9 is quick, accurately regulation.
As improvement of the present utility model: described inner second air flow measuring probe 10, outer second air flow measuring probe 11,
Centre wind flow measuring probe 12 and wind coal mixtures flow measuring probe 8 are flowmeter, are prior art；Described coal powder density
Measuring appliance 9 is the coal powder density measuring instrumentss of station boiler, also for prior art.
Claims (1)
1. a kind of turbulent burner air coefficient on-line monitoring and real-time optimization adjusting apparatus, mix including central air hose (1), wind coal
Compound pipe (2), inner second air pipe (3) and outer second air pipe (4), central air hose (1), wind coal mixtures pipe (2), inner second air pipe
(3) and outer second air pipe (4) dead in line, be provided with wind coal mixtures input pipe in the input of wind coal mixtures pipe (2)
(5), the input in inner second air pipe (3) is provided with inner second air and blasts pipe (6), is provided with the input of outer secondary air channel (4)
Outer second air blast pipe (7) it is characterised in that: described wind coal mixtures input pipe (5) be provided with wind coal mixtures flow survey
Measuring device (8) and coal powder density measuring appliance (9)；Described inner second air blasts pipe (6) and is provided with inner second air flow measuring probe
(10)；Described outer second air blasts pipe (7) and is provided with outer second air flow measuring probe (11)；On described central air hose (1)
It is provided with centre wind flow measuring probe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620812571.XU CN205897131U (en) | 2016-07-29 | 2016-07-29 | Cyclone burner air coefficient on -line monitoring and optimize adjusting device in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620812571.XU CN205897131U (en) | 2016-07-29 | 2016-07-29 | Cyclone burner air coefficient on -line monitoring and optimize adjusting device in real time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205897131U true CN205897131U (en) | 2017-01-18 |
Family
ID=57784712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620812571.XU Expired - Fee Related CN205897131U (en) | 2016-07-29 | 2016-07-29 | Cyclone burner air coefficient on -line monitoring and optimize adjusting device in real time |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205897131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180499A (en) * | 2017-12-16 | 2018-06-19 | 太原理工大学 | A kind of pulverized-coal fired boiler wind powder trimming system and method |
-
2016
- 2016-07-29 CN CN201620812571.XU patent/CN205897131U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180499A (en) * | 2017-12-16 | 2018-06-19 | 太原理工大学 | A kind of pulverized-coal fired boiler wind powder trimming system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20170729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |