CN106248443A - A kind of combustion zone smoke components measures sampler - Google Patents
A kind of combustion zone smoke components measures sampler Download PDFInfo
- Publication number
- CN106248443A CN106248443A CN201610723687.0A CN201610723687A CN106248443A CN 106248443 A CN106248443 A CN 106248443A CN 201610723687 A CN201610723687 A CN 201610723687A CN 106248443 A CN106248443 A CN 106248443A
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- flue gas
- sampling pipe
- gas sampling
- probe
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
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- Health & Medical Sciences (AREA)
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Abstract
This application discloses a kind of boiler combustion zone smoke components and measure sampler, including: flue gas sampling pipe and flue gas inspection unit；Described flue gas sampling pipe includes thief hatch and detection mouth；Described flue gas inspection unit is connected with described detection mouth, and described flue gas inspection unit is for receiving the flue gas of the described combustion zone gathered from the described thief hatch of described flue gas sampling pipe, in order to the flue gas received is carried out component analysis；The technical scheme provided according to the application, it is achieved that carry out the highly effective gathering of flue gas in combustion zone, the flue gas gathered is carried out real-time detection and analysis simultaneously, the smoke components for research combustion zone provides conveniently.
Description
Technical field
The application belongs to boiler smoke detection technique field, specifically, relates to a kind of combustion zone smoke components measurement and takes
Sampling device.
Background technology
Currently for the detection of the operation of boiler controller system, relate to the monitoring of burning unit, be all by boiler tail cigarette
The measurement data of gas composition, the locality distance boiler combustion zone of flue gas farther out, causes regulating loop to put into on-line automatic operation
There is hysteresis quality, and the combustion control of burner monomer grades cannot be realized；Boiler integral combustion adjusts and relies primarily on fortune
The experience " discontinuously " of administrative staff is carried out, and the randomness adjusted is stronger.
Based on above-mentioned firing optimization characteristic and case study, the monitoring parameter of the flue gas how to be produced by combustion zone, reality
Now the monitoring to burning unit, becomes the important research thinking of burning optimization problem.
Therefore, based on technological deficiency of the prior art, need to realize the flue gas in combustion zone being acquired and measuring
Scheme urgently propose.
Summary of the invention
In view of this, the application provides a kind of combustion zone smoke components to measure sampler, by the flue gas to combustion zone
Collection, and carry out component analysis, it is achieved the monitoring to burning unit simultaneously.
In order to solve above-mentioned technical problem, the application provides a kind of combustion zone smoke components to measure sampler, including: cigarette
Gas sampling tube and flue gas inspection unit；
Described flue gas sampling pipe includes thief hatch and detection mouth；
Described flue gas inspection unit is connected with described detection mouth, and described flue gas inspection unit is adopted from described flue gas for receiving
The flue gas of the described combustion zone that the described thief hatch of sample pipe gathers, in order to the flue gas received is carried out component analysis.
Preferably, being provided with dust proof member at the described thief hatch of described flue gas sampling pipe, described dust proof member is used for preventing
Only the particulate matter in described combustion zone enters in described flue gas sampling pipe.
Preferably, described flue gas sampling pipe being provided with Sampler valves, described Sampler valves is used for controlling described flue gas and adopts
The sampling flow of sample pipe.
Preferably, described device also includes purge pump,
Described purge pump is connected with described flue gas sampling pipe, and described purge pump is used for air feed in described flue gas sampling pipe,
So that described flue gas sampling pipe is cleaned.
Preferably, described device also includes that deashing probe, described deashing probe are used for cleaning described flue gas sampling pipe.
Preferably, described flue gas sampling pipe is provided with cleaning door, at described cleaning door, is provided with seal member, described clearly
Ash probe is removable with described seal member to be connected.
Preferably, described device also includes probe driver, and described probe driver is connected with described deashing probe, described
Probe driver is used for driving described deashing probe to move reciprocatingly at described flue gas sampling pipe.
Furthermore it is preferred that described probe driver includes track and mobile parts, described mobile parts are visited with described deashing
Pin connects, and described mobile parts move reciprocatingly on the track, in order to drive described deashing probe at described flue gas sampling
Pipe moves reciprocatingly.
The technical scheme provided according to the application, is acquired the flue gas of combustion zone by flue gas sampling pipe, will gather
To flue gas be delivered in flue gas inspection unit, in order to flue gas inspection unit carries out component analysis to flue gas, thus realizes combustion
The effective monitoring of burning group, the smoke components for research combustion zone provides conveniently simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly that the application or technical scheme of the prior art, below will be to embodiment or prior art
In description, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is the one of the application
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these
Accompanying drawing obtains other accompanying drawing.
Accompanying drawing described herein is used for providing further understanding of the present application, constitutes the part of the application, this Shen
Schematic description and description please is used for explaining the application, is not intended that the improper restriction to the application.
In the accompanying drawings:
Fig. 1 is the structural representation of the combustion zone smoke components measurement sampler of the embodiment of the present application；
Fig. 2 is the structural representation of the combustion zone smoke components measurement sampler with purge pump of the embodiment of the present application
Figure；
Fig. 3 is the structural representation of a preferred combustion zone smoke components measurement sampler of the embodiment of the present application；
Fig. 4 is the structural representation of a preferred probe driver of the embodiment of the present application；
Fig. 5 is the schematic cross-section of the probe driver in the embodiment of the present application in Fig. 4；
Fig. 6 is the use view of the combustion zone smoke components measurement sampler of the embodiment of the present application.
Detailed description of the invention
For making the purpose of the application, technical scheme and advantage clearer, below in conjunction with the accompanying drawing in the application, to this
Technical scheme in application is clearly and completely described, it is clear that described embodiment is some embodiments of the present application,
Rather than whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making creative labor
The every other embodiment obtained under dynamic premise, broadly falls into the scope of the application protection.
Inventor finds in the practice realize the application, currently for the detection of the operation of boiler controller system, relates to combustion
Burning the monitoring of unit, be all the measurement data by boiler tail flue gas composition, the locality distance boiler combustion zone of flue gas is relatively
Far, that causes the regulating loop on-line automatic operation of input has hysteresis quality, and the burning that cannot realize burner monomer grades is excellent
Change and control；The adjustment of boiler integral combustion relies primarily on the experience " discontinuously " of operations staff and carries out, and the randomness adjusted is relatively strong, for
Make the monitoring to burning group more intuitively, quick and precisely, it should by the flue gas of combustion zone is carried out component analysis, to pass through
The measurement data of the smoke components of combustion zone is realized the monitoring to burning group, but the technology that there is presently no is capable of combustion
The flue gas burning district is acquired and detects, and for solving above-mentioned defect of the prior art, this application provides a kind of combustion zone cigarette
Gas composition measurement sampler.
Describe presently filed embodiment in detail below in conjunction with drawings and Examples, thereby how the application is applied
Technological means solves technical problem and reaches the process that realizes of technology effect and can fully understand and implement according to this.
Embodiment 1:
Fig. 1 is the structural representation of the combustion zone smoke components measurement sampler of the embodiment of the present application, as shown in Figure 1:
The application provides a kind of combustion zone smoke components to measure sampler, including: flue gas sampling pipe 10 and flue gas inspection
Unit 20；
Flue gas sampling pipe 10 includes thief hatch 11 and detection mouth 12；
Flue gas inspection unit 20 is connected with detection mouth 12, and flue gas inspection unit 20 is for receiving adopting from flue gas sampling pipe 10
The flue gas of the combustion zone that sample mouth 11 gathers, in order to the flue gas received is carried out component analysis.
One end of the thief hatch 11 of flue gas sampling pipe 10 is positioned at combustion zone, it is achieved adopt the flue gas in combustion zone
Collection, owing to the temperature of combustion zone would generally be the highest, so the making material of flue gas sampling pipe 10 need to use resistant to elevated temperatures material,
Include but not limited to pure titanium pipe, have in combustion zone much due to the produced particulate matter of burning simultaneously, need to adopt at flue gas
Arranging dust proof member 13 at the thief hatch 11 of sample pipe 10, the application preferably, is provided with at the thief hatch 11 of flue gas sampling pipe 10
Dust proof member 13, the dust proof member 13 particulate matter in preventing combustion zone enters in flue gas sampling pipe 10.Dust proof member 13
Including but not limited to it is dustproof filter screen, the making material of dust proof member 13 is also required to be resistant to elevated temperatures material, can be and flue gas
The identical material of sampling tube 10, it is also possible to be other resistant to elevated temperatures materials, the purest titanium material, titanium steel material etc..
One end of the detection mouth 12 of flue gas sampling pipe 10 is connected with flue gas inspection unit 20, the cigarette of the combustion zone collected
Gas is delivered to flue gas inspection unit 20, for preventing particulate matter from entering into flue gas inspection unit 20, in the detection of flue gas sampling pipe 10
Being also equipped with dust proof member 13 at mouth 12, the dust proof member 13 at detection mouth 12 is similar with the dust proof member 13 at thief hatch 11,
The flue gas of the flue gas inspection unit 20 combustion zone to receiving carries out component analysis, flue gas inspection unit 20 include condenser,
Detection module and air pump, the effect of condenser is to carry out cooling process by gathering, from flue gas sampling pipe 10, the flue gas come,
Owing to flue gas is self can easily cause if it not being carried out cooling process with the highest temperature from combustion zone collection
The damage of follow-up detection module, detection module, for flue gas carries out the analysis of composition, draws analysis result, in order to burning
District is monitored, and air pump provides power for gathering flue gas, the most also provides condensation air for condenser, and certain condenser also may be used
To use other condensing mode, the most do not do concrete restriction.
For realizing the needs of different operating modes, different sampling flows can be taked to be acquired flue gas, the application is excellent
Selection of land, flue gas sampling pipe 10 is provided with Sampler valves 21, and Sampler valves 21 is for controlling the sampling flow of flue gas sampling pipe 10.
The position that Sampler valves 21 is arranged includes but not limited on flue gas sampling pipe 10, or flue gas sampling pipe 10 and flue gas
On pipeline between detector unit 20, Sampler valves 21 can be effusion meter, it is also possible to be that other can control the valve of flow,
For realizing the control to flow, while Sampler valves 21 is set, it is equipped with corresponding effusion meter for Sampler valves 21.
Owing to the environment of combustion zone is extremely complex, the most also it is different according to particulate matter produced by different fuel,
Even if so be provided with dust proof member 13 at the thief hatch 11 of flue gas sampling pipe 10, but particulate matter still can be likely to enter
In flue gas sampling pipe 10, if the particulate matter in flue gas sampling pipe 10 is not purged, when not only can affect collection flue gas
Efficiency, it is possible to occur flue gas sampling pipe 10 blocking and dust proof member 13 blocking situation occur, therefore will be to flue gas sampling
Pipe 10 is cleared up timely.
Fig. 2 is the structural representation of the combustion zone smoke components measurement sampler with purge pump 30 of the embodiment of the present application
Figure, as shown in Figure 2:
Preferably, device also includes purge pump 30 to the application,
Purge pump 30 is connected with flue gas sampling pipe 10, and purge pump 30 is for air feed in flue gas sampling pipe 10, in order to cigarette
Gas sampling tube 10 is cleaned.
The unlatching of purge pump 30 can be periodic, such as, after flue gas sampling pipe 10 works a period of time, carry out
Opening, flue gas sampling pipe 10 is carried out blowback cleaning, due to different operating modes, the degree that flue gas sampling pipe 10 mode blocks is the most not
With, therefore, the unlatching cycle of purge pump 30 can also flexible, certainly, simultaneously can also be at flue gas sampling pipe 10 and purging
One purging valve 31 is set on the pipeline between pump 30, in order to control the confession wind flow of purge pump 30, adapts to different operating modes and want
Ask.
The position of purge pump 30 can as in figure 2 it is shown, relative to thief hatch 11 and flue gas inspection unit 20, purge pump 30
Position is in an intermediate position, and in order to can clear up at detection mouth 12 simultaneously, the position of purge pump 30 can also be arranged on
Relative to the position away from thief hatch 11, it is to blow relative to purge pump 30, thief hatch 11 and flue gas inspection unit 20 position relationship
Sweep pump 30 and thief hatch 11 is positioned at two ends, and flue gas inspection unit 20 is between purge pump 30 and thief hatch 11.
Embodiment 2
Even if embodiment 1 there being purge pump 30 carry out the cleaning of the blowback to flue gas sampling pipe 10, but run for a long time,
Cause the blocking of flue gas sampling pipe 10 the most unavoidably, if flue gas sampling pipe 10 blocking is depended merely on purge pump 30 and can not be adopted flue gas
Sample pipe 10 cleans up, and for solving the problems referred to above, the application provides on the basis of embodiment 1 can be to flue gas sampling pipe
10 schemes more effectively cleared up.
Fig. 3 is the structural representation of a preferred combustion zone smoke components measurement sampler of the embodiment of the present application, as
Shown in Fig. 3:
Preferably, device also includes deashing probe 40 to the application, and deashing probe 40 is for cleaning flue gases sampling tube 10.
In the case of flue gas sampling pipe 10 blocks, flue gas sampling pipe 10 can not have been carried out the most clear by purge pump 30
Reason, at this point it is possible to cleared up flue gas sampling pipe 10 by deashing probe 40, such as, by deashing probe 40 from detection mouth 12
Place gos deep in flue gas sampling pipe 10, and probe moves reciprocatingly in flue gas sampling pipe 10, clears up flue gas sampling pipe 10, with
Time coordinate purge pump 30 that flue gas sampling pipe 10 is carried out blowback cleaning again, with reach clear up purpose, in order to reach preferably to clean
Effect, one end of deashing probe 40 can be provided with cleaning brush.
For the cleaning to flue gas sampling pipe 10 of the convenient deashing probe 40, to detecting at mouth 12 every time when preventing from clearing up
Pipeline dismantle, the application preferably, flue gas sampling pipe 10 is provided with cleaning door 41, is provided with sealing at cleaning door 41
Parts 42, deashing probe 40 is removable with seal member 42 to be connected.
At flue gas sampling pipe 10 away from one end of thief hatch 11, arranging a cleaning door 41, deashing probe 40 can be from deashing
Flue gas sampling pipe 10 is cleared up by mouth 41, in order to not destroy the sealing of flue gas sampling pipe 10, needs to set at cleaning door 41
Put a seal member 42, the connected mode of seal member 42 and cleaning door 41 for removably connecting, the work side of deashing probe 40
Formula is two ways, when one is to clear up every time, is removed by the seal member 42 at cleaning door 41, and then deashing probe 40 is to cigarette
Gas sampling tube 10 is cleared up, and is arranged at cleaning door 41 by seal member 42 again after cleaning out, and another kind of working method is
Seal member 42 and deashing probe 40 is removable to be connected, and namely deashing probe 40 is through seal member 42, seal member 42 and
Deashing probe 40 can be mutually shifted, when each deashing probe 40 is cleared up, it is not necessary to removed by seal member 42, it is possible to
Flue gas sampling pipe 10 is cleared up.
The process cleared up flue gas sampling pipe 10 by deashing probe 40 can be by manually holding deashing probe 40
Mode realize, it is also possible to being driven by the way of deashing probe 40 by machine and realize, preferably, device also includes probe to the application
Driver, probe driver is connected with deashing probe 40, and probe driver is used for driving deashing probe 40 at flue gas sampling pipe 10
Inside move reciprocatingly.
Deashing probe 40 drives, by driver, the cleaning realized flue gas sampling pipe 10, decrease artificial cost and
Labor intensity, adds cleaning efficiency with driver drives deashing probe 40 simultaneously, improves cleaning effect.
Preferably, probe driver includes track 50 and mobile parts to the application, and mobile parts are connected with deashing probe 40,
Mobile parts move reciprocatingly on the track 50, in order to drive deashing probe 40 to move reciprocatingly at flue gas sampling pipe 10.
Concrete example illustrates, Fig. 4 is the structural representation of a preferred probe driver of the embodiment of the present application, and Fig. 5 is this
The schematic cross-section of the probe driver in Fig. 4 in application embodiment, as shown in Figure 4 and Figure 5:
Probe driver includes that track 50, the two ends of track 50 are respectively arranged with rail groove 51, is provided with in rail groove 51
Bearing 52, mobile parts include rack rails 53, and the two ends of rack rails 53 are removable with bearing 52 to be connected, and rack rails 53 can along bearing 52
Move reciprocatingly, thus drive deashing probe 40 to move reciprocatingly, in order to reduce artificial addition, a travelling gear 54 is set,
Travelling gear 54 is connected with rack rails 53 engagement, and travelling gear 54 is connected with motor 55 by conveyer belt, is driven by motor 55 and passes
Moving gear 54, travelling gear 54 drives rack rails 53 to move, realizes the reciprocal of rack rails 53 by the rotation of the different directions of motor 55
Motion.
Certainly, the implementation of probe driver includes but does not limit above-mentioned gear-driven mode, also includes telescopic arm
Type of drive, lever drive propulsion and other realize reciprocating type of drive.
It should be noted that described in above-described embodiment 1 and embodiment 2 device all can be carried out by control system
Automatic controlling and monitoring, control system is respectively at driver, flue gas inspection unit 20, purge pump 30, Sampler valves 21 and blows
Sweeping valve 31 to connect, pre-set the operation program of unit, unit is transported by pre-set program
OK, thus realize Automated condtrol, it is achieved automatically control sampling, analyze, periodically automatically control blowback cleaning and probe cleaning.
Sampling and component analysis that how smoke components measurement sampler in combustion zone carries out flue gas below are introduced,
Fig. 6 is the use view of the combustion zone smoke components measurement sampler of the embodiment of the present application, as shown in Figure 6:
1, the thief hatch 11 of flue gas sampling pipe 10 is arranged at the rational position of combustion zone；
2, open flue gas inspection unit 20 and carry out the sample acquisitions of flue gas, and smoke components is analyzed；
3, stop sampling, by purge pump 30, flue gas sampling pipe 10 carried out reverse gas cleaning or clear by driver drives
Ash probe 40 carries out probe deashing process to flue gas sampling pipe 10；
4, flue gas sampling pipe 10 cleans out, and proceeds smoke sampling collection.
In sum, the technical scheme provided according to the application, by flue gas sampling pipe, the flue gas of combustion zone is adopted
Collection, is delivered to the flue gas collected in flue gas inspection unit, in order to flue gas inspection unit carries out component analysis to flue gas, thus
Realize the effective monitoring to combustion position, simultaneously for studying the smoke components of combustion zone and formulating combustion control strategy etc.
Provide conveniently.
Described above illustrate and describes some preferred embodiments of the application, but as previously mentioned, it should be understood that the application
Be not limited to form disclosed herein, be not to be taken as the eliminating to other embodiments, and can be used for other combinations various,
Amendment and environment, and can be in invention contemplated scope described herein, by above-mentioned teaching or the technology of association area or knowledge
It is modified.And the change that those skilled in the art are carried out and change are without departing from spirit and scope, the most all should be in this Shen
Please be in the protection domain of claims.
Claims (8)
1. a boiler combustion zone smoke components measures sampler, it is characterised in that including: flue gas sampling pipe and flue gas inspection
Unit；
Described flue gas sampling pipe includes thief hatch and detection mouth；
Described flue gas inspection unit is connected with described detection mouth, and described flue gas inspection unit is for receiving from described flue gas sampling pipe
The flue gas of described combustion zone that gathers of described thief hatch, in order to the flue gas received is carried out component analysis.
Device the most according to claim 1, it is characterised in that be provided with anti-at the described thief hatch of described flue gas sampling pipe
Dirt parts, described dust proof member particulate matter in preventing described combustion zone enters in described flue gas sampling pipe.
Device the most according to claim 1 and 2, it is characterised in that be provided with Sampler valves on described flue gas sampling pipe, institute
State Sampler valves for controlling the sampling flow of described flue gas sampling pipe.
Device the most according to claim 1 and 2, it is characterised in that described device also includes purge pump,
Described purge pump is connected with described flue gas sampling pipe, and described purge pump is for air feed in described flue gas sampling pipe, in order to
Described flue gas sampling pipe is cleaned.
Device the most according to claim 1, it is characterised in that described device also includes deashing probe, described deashing probe
For cleaning described flue gas sampling pipe.
Device the most according to claim 5, it is characterised in that be provided with cleaning door on described flue gas sampling pipe, described clearly
Being provided with seal member at ash mouth, described deashing probe is removable with described seal member to be connected.
7. according to the device described in claim 5 or 6, it is characterised in that described device also includes probe driver, described probe
Driver is connected with described deashing probe, and described probe driver is used for driving described deashing probe to do at described flue gas sampling pipe
Move back and forth.
Device the most according to claim 7, it is characterised in that described probe driver includes track and mobile parts, institute
Stating mobile parts to be connected with described deashing probe, described mobile parts move reciprocatingly on the track, in order to drive described
Deashing probe moves reciprocatingly at described flue gas sampling pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610723687.0A CN106248443A (en) | 2016-08-25 | 2016-08-25 | A kind of combustion zone smoke components measures sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610723687.0A CN106248443A (en) | 2016-08-25 | 2016-08-25 | A kind of combustion zone smoke components measures sampler |
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| Publication Number | Publication Date |
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| CN106248443A true CN106248443A (en) | 2016-12-21 |
Family
ID=57594993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610723687.0A Pending CN106248443A (en) | 2016-08-25 | 2016-08-25 | A kind of combustion zone smoke components measures sampler |
Country Status (1)
| Country | Link |
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| CN (1) | CN106248443A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109340732A (en) * | 2018-09-28 | 2019-02-15 | 杭州华电江东热电有限公司 | Boiler internal flue-gas temperature detection device |
| CN111751322A (en) * | 2020-07-21 | 2020-10-09 | 清华大学 | In-situ CO gas measuring device and method based on wavelength modulation spectrum technology |
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| CN111751322A (en) * | 2020-07-21 | 2020-10-09 | 清华大学 | In-situ CO gas measuring device and method based on wavelength modulation spectrum technology |
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Application publication date: 20161221 |