CN209215033U - Flue gas emission monitors system - Google Patents
Flue gas emission monitors system Download PDFInfo
- Publication number
- CN209215033U CN209215033U CN201822049221.4U CN201822049221U CN209215033U CN 209215033 U CN209215033 U CN 209215033U CN 201822049221 U CN201822049221 U CN 201822049221U CN 209215033 U CN209215033 U CN 209215033U
- Authority
- CN
- China
- Prior art keywords
- gas
- flue gas
- storehouse
- sampling
- filtering cabin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 239000003546 flue gas Substances 0.000 title claims abstract description 45
- 239000007789 gas Substances 0.000 claims abstract description 65
- 238000005070 sampling Methods 0.000 claims abstract description 58
- 239000000523 sample Substances 0.000 claims abstract description 47
- 238000001914 filtration Methods 0.000 claims abstract description 27
- 239000002184 metal Substances 0.000 claims abstract description 14
- 238000011084 recovery Methods 0.000 claims abstract description 10
- 239000000428 dust Substances 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 13
- -1 multiple-way valve Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000738 capillary electrophoresis-mass spectrometry Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to flue gas emissions to monitor system, including sampling probe, multiple-way valve, gas storehouse, gas analyzing apparatus, gas source, jet pump, filtering cabin, recovery bin；Multiple sampling probes are distributed across the different height of sampling conduit and are connected to multiple-way valve by metal tube, and multiple-way valve connects filtering cabin, and filtering cabin connects gas storehouse, and gas storehouse is connected to gas analyzing apparatus；Gas source, jet pump are used to flue gas sample being evacuated to gas storehouse；Sampling probe includes the tubular sampling cavity of two open ends, and tubular sampling cavity side wall starts an interface for connecting metal tube；Tubular sampling cavity upper and lower side is each configured with upper cover and lower cover, and tubular sampling cavity side opens up hollow sandwich, and upper and lower side is each in hollow sandwich fixes a micromotor, where upper cover and lower cover are respectively hinged at respectively in the shaft of end micromotor；The multiple spot monitoring of gas may be implemented in this programme, while being also avoided that the problem of flue gas sample caused by compressing caused by using jet pump is distorted.
Description
Technical field
The utility model relates to flue gas monitoring fields, and in particular to a kind of flue gas emission monitoring system.
Background technique
Flue gas monitoring refers to that the gaseous pollutant to atmosphere pollution source emission, particulate matter carry out concentration and total emission volumn prison
It surveys.In order to effectively monitor the pollutant emission situation of pollution sources, flue gas discharge continuous monitoring system (CEMS) is mostly used at present
The parameters such as the concentration of pernicious gas, humidity of the flow velocity of flue gas, flue gas in measurement flue are gone, and the parameter that measures is sent to ring
Supervision department is protected, takes Corresponding Countermeasures so that basis measures parameter.
Disadvantage of the prior art is that: generally use the compressed air units such as jet pump by sample in flue gas monitoring sampling process
This flue gas is drawn back from smoke outlet, is then analyzed, such as is disclosed (bulletin) number CN201297994 and disclosed a kind of flue gas emission
Continuous monitor system, including sampler, gas compartment and measuring device, measuring device are connect with the gas compartment；Gas compartment
The valve closed when opening, powering off when input end is provided with energization, the air ventilation device being connected with the gas compartment.Gas
Displacement displacement apparatus includes injection gas source, the jet pump for connecting gas chamber outlet end, passes through gas between injection gas source and jet pump
Body piping connection.The equipment such as sampling jet pump can be compressed during flue gas sampling, so that in original unit volume
Each constituent concentration of flue gas increases, and in addition to this, current flue gas monitoring sampling probe distribution is more single, and when flue gas emission simultaneously
Gas heterogeneous is so that monitoring distortion.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, a kind of flue gas emission monitoring system is provided, it can be with
It realizes the multiple spot monitoring of gas, while being also avoided that asking for the distortion of flue gas sample caused by compressing caused by using jet pump
Topic.
The purpose of this utility model is achieved through the following technical solutions:
A kind of flue gas emission monitors system, including sampling probe, multiple-way valve, gas storehouse, gas analyzing apparatus, gas source, penetrates
Flow pump, filtering cabin, recovery bin；
The sampling probe number be it is multiple, be distributed across the different height of sampling conduit, all sampling probes distributions
The input interface of multiple-way valve is connected to by a metal tube, multiple-way valve output interface connects filtering cabin, and filtering cabin connects gas
Storehouse, gas storehouse are connected to gas analyzing apparatus；
The flue gas sample that the gas storehouse also connect for acquiring sampling probe with gas source, jet pump is evacuated to gas storehouse；
The filtering cabin is interior to be arranged filter screen, recycling of the connection for dust, particle in meeting recovered flue gas below filtering cabin
Storehouse；
The sampling probe includes the tubular sampling cavity of two open ends, and tubular sampling cavity side wall starts an interface for connecting
Connect metal tube；Tubular sampling cavity upper and lower side is each configured with upper cover and lower cover, and tubular sampling cavity side opens up hollow sandwich,
Upper and lower side is each in hollow sandwich fixes a micromotor, end micromotor where the upper cover and lower cover are respectively hinged at respectively
Shaft on；
The micromotor is connect with clock chip, and timing controlled upper cover and lower cover are opened simultaneously or closed, and when closing penetrates
Sample flue gas in tubular sampling cavity is evacuated to gas storehouse by stream pump.
Further, heat-insulating material is filled in the hollow sandwich, the purpose is to prevent the micromotor mistake in interlayer
Cause thermal damage.
Further, the current supply line of the micromotor is arranged with metal tube path, on the outside of the insulating layer of current supply line
It is coated using heat-insulating material.
Further, the filtering cabin top opening is connected in metal tube, lateral arrangement filter screen in filtering cabin, filtering cabin
Bottom opening is connected to recovery bin, so that the gas componant in sample flue gas is evacuated to gas storehouse and dust, particle by top opening
Then fall under gravity into recovery bin.
Further, the gas analyzing apparatus is laser gas analyzer.
Further, the control frequency of the clock chip be at interval of then control within 10-30 minute micromotor opening or
Close upper cover and lower cover.
The beneficial effects of the utility model are: compared to the prior art, the difference of this programme is two o'clock:
1. this programme is by the way that sampling probe multiple point crossover to be distributed, so as to obtain more parts of flue gas samples, to improve
The reliability of monitoring；
2. the sampling probe used in this programme is tubular, both ends open arranged direction is identical as flue gas circulating direction,
So that flue gas can be flowed into normally in sampling probe, clock chip is closed and is opened while controlling upper cover lower cover, is closed
When jet pump and gas source cooperation to which the flue gas in cylinder is evacuated to gas storehouse completely so that obtaining quantitative flue gas, and adopt
Sample probe volume be it is fixed, so as to carry out quantitative analysis, avoid sample gas quilt caused by traditional sampling mode
The problem of distortion is sampled caused by compression.
Detailed description of the invention
Fig. 1 is the system distribution schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model sampling probe；
Fig. 3 is the utility model sampling probe state diagram；
Fig. 4 is the utility model pipeline configuration schematic diagram.
Specific embodiment
The technical solution of the utility model, but the protection scope of the utility model are described in further detail with reference to the accompanying drawing
It is not limited to as described below.
As shown in Figure 1, a kind of flue gas emission monitors system, including sampling probe 2, multiple-way valve 3, gas storehouse 4, gas analysis
Device 5, gas source 6, jet pump 7, filtering cabin 8, recovery bin 9.2 number of sampling probe is multiple, sampling probe 2 in the present embodiment
It is three, is distributed across the different height of sampling conduit 1, three distributions of sampling probe 2 is connected to by a metal tube 10
The input interface of triple valve 3,3 output interface of triple valve connect filtering cabin 8, and triple valve 3 specifically uses type in the present embodiment
For solenoid valve.Filtering cabin 8 connects gas storehouse 4, and gas storehouse 4 is connected to gas analyzing apparatus 5；Gas storehouse 4 also with gas source 6, jet stream
Flue gas sample of 7 connection of pump for acquiring sampling probe 2 is evacuated to gas storehouse 4；Filter screen is set in filtering cabin 8, under filtering cabin 8
Recovery bin 9 of side's connection for dust, particle in meeting recovered flue gas.
As shown in Figure 2 and Figure 3, sampling probe 2 includes the tubular sampling cavity 21 of two open ends, and 21 side wall of tubular sampling cavity is opened
An interface 27 begin for connecting metal tube 10；21 upper and lower side of tubular sampling cavity is each configured with upper cover 22 and lower cover 23, tubular
21 side of sampling cavity opens up hollow sandwich 26, and upper and lower side is each in hollow sandwich 26 fixes a micromotor 24, hollow sandwich 26
It is interior to be filled with heat-insulating material 25.Where upper cover 22 and lower cover 23 are respectively hinged at respectively in the shaft of end micromotor 24；It is miniature
Motor 24 is connect with clock chip, and timing controlled upper cover 22 and lower cover 23 are opened simultaneously or closed, and jet pump 7 is by tubular when closing
Sample flue gas in sampling cavity 21 is evacuated to gas storehouse 4.In order to enable monitoring can be carried out orderly, each sampling probe 2 is respectively adopted
It is arranged alternately with the frequency of independent clock chip, clock chip, i.e., three sampling probes 2 are successively opened simultaneously or closed, i.e.,
Only a sampling probe 2 samples in the same time, and three sampling probes 2 successively sample, and form continuous monitoring, remove this
Except, three clock chips are also interconnected with the control of solenoid valve, i.e., valve port corresponding to solenoid valve when sampling for sampling probe 2
It opens, is then in close state under non-sampled state, the control frequency of clock chip is miniature then to control at interval of 10-30 minutes
Motor 24 opens or closes upper cover 22 and lower cover 23.
As shown in figure 4, the current supply line 101 of micromotor 24 is arranged with 10 path of metal tube, the insulation of current supply line 101
Layer outside is coated using heat-insulating material.
More specifically, 8 top opening of filtering cabin is connected in metal tube 10, lateral arrangement filter screen in filtering cabin 8, filtering
8 bottom opening of storehouse is connected to recovery bin 9 so that the gas componant in sample flue gas by top opening is evacuated to gas storehouse 4 and dust,
Particle then falls under gravity into recovery bin 9, and gas analyzing apparatus 5 is laser gas analyzer.
The above is only the preferred embodiment of the utility model, it should be understood that the utility model is not limited to herein
Disclosed form, should not be regarded as an exclusion of other examples, and can be used for other combinations, modifications, and environments, and
Can be in contemplated scope described herein, modifications can be made through the above teachings or related fields of technology or knowledge.And this field
The modifications and changes that personnel are carried out do not depart from the spirit and scope of the utility model, then all should be in right appended by the utility model
It is required that protection scope in.
Claims (6)
1. a kind of flue gas emission monitors system, which is characterized in that including sampling probe (2), multiple-way valve (3), gas storehouse (4), gas
Body analytical equipment (5), gas source (6), jet pump (7), filtering cabin (8), recovery bin (9)；
Sampling probe (2) number be it is multiple, be distributed across the different height of sampling conduit (1), all sampling probes (2)
Distribution is connected to the input interface of multiple-way valve (3) by a metal tube (10), and multiple-way valve (3) output interface connects filtering cabin
(8), filtering cabin (8) connection gas storehouse (4), gas storehouse (4) are connected to gas analyzing apparatus (5)；
The flue gas sample that the gas storehouse (4) also connect with gas source (6), jet pump (7) for acquiring sampling probe (2) is evacuated to
Gas storehouse (4)；
The interior setting filter screen of the filtering cabin (8), time of filtering cabin (8) the lower section connection for dust, particle in meeting recovered flue gas
It receives storehouse (9)；
The sampling probe (2) includes the tubular sampling cavity (21) of two open ends, and tubular sampling cavity (21) side wall starts one and connects
Mouth (27) is for connecting metal tube (10)；Tubular sampling cavity (21) upper and lower side is each configured with upper cover (22) and lower cover (23), institute
It states tubular sampling cavity (21) side to open up hollow sandwich (26), hollow sandwich (26) interior upper and lower side is each to fix a micromotor
(24), where the upper cover (22) and lower cover (23) are respectively hinged at respectively in the shaft of end micromotor (24)；
The micromotor (24) connect with clock chip, and timing controlled upper cover (22) and lower cover (23) are opened simultaneously or closed,
The sample flue gas in tubular sampling cavity (21) is evacuated to gas storehouse (4) by jet pump (7) when closing.
2. flue gas emission according to claim 1 monitors system, which is characterized in that be filled in the hollow sandwich (26)
Heat-insulating material (25).
3. flue gas emission according to claim 2 monitors system, which is characterized in that the micromotor (24) for conductance
Line (101) is arranged with metal tube (10) path, is coated on the outside of the insulating layer of current supply line (101) using heat-insulating material.
4. flue gas emission according to claim 1 monitors system, which is characterized in that filtering cabin (8) top opening in
Metal tube (10) connection, the interior lateral arrangement filter screen of filtering cabin (8), filtering cabin (8) bottom opening are connected to recovery bin (9), make
Gas componant in sample flue gas is evacuated to gas storehouse (4) by top opening and dust, particle are then fallen under gravity into back
It receives storehouse (9).
5. flue gas emission according to claim 1 monitors system, which is characterized in that the gas analyzing apparatus (5) is sharp
Light gas analyzer.
6. flue gas emission according to claim 1 monitors system, which is characterized in that the control frequency of the clock chip is
Micromotor (24), which was then controlled, at interval of 10-30 minutes opens or closes upper cover (22) and lower cover (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822049221.4U CN209215033U (en) | 2018-12-07 | 2018-12-07 | Flue gas emission monitors system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822049221.4U CN209215033U (en) | 2018-12-07 | 2018-12-07 | Flue gas emission monitors system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209215033U true CN209215033U (en) | 2019-08-06 |
Family
ID=67463414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822049221.4U Expired - Fee Related CN209215033U (en) | 2018-12-07 | 2018-12-07 | Flue gas emission monitors system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209215033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188723A (en) * | 2021-04-26 | 2021-07-30 | 国家能源集团谏壁发电厂 | Performance detection device and detection method for smoke emission monitoring sampling probe |
-
2018
- 2018-12-07 CN CN201822049221.4U patent/CN209215033U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188723A (en) * | 2021-04-26 | 2021-07-30 | 国家能源集团谏壁发电厂 | Performance detection device and detection method for smoke emission monitoring sampling probe |
| CN113188723B (en) * | 2021-04-26 | 2024-02-02 | 国家能源集团谏壁发电厂 | Performance detection device and detection method for smoke emission monitoring sampling probe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 |