CN209215278U - Gas industry boiler smoke on-line analysis system - Google Patents
Gas industry boiler smoke on-line analysis system Download PDFInfo
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- CN209215278U CN209215278U CN201821535558.XU CN201821535558U CN209215278U CN 209215278 U CN209215278 U CN 209215278U CN 201821535558 U CN201821535558 U CN 201821535558U CN 209215278 U CN209215278 U CN 209215278U
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- flue gas
- analysis system
- filter
- gas
- line analysis
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- 239000000779 smoke Substances 0.000 title claims abstract description 26
- 238000004458 analytical method Methods 0.000 title claims abstract description 19
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 49
- 239000003546 flue gas Substances 0.000 claims abstract description 49
- 239000007789 gas Substances 0.000 claims abstract description 36
- 238000005070 sampling Methods 0.000 claims abstract description 26
- 239000000523 sample Substances 0.000 claims abstract description 23
- 238000002485 combustion reaction Methods 0.000 claims abstract description 15
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 5
- 238000010926 purge Methods 0.000 claims description 6
- 239000000284 extract Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000004868 gas analysis Methods 0.000 abstract description 9
- 239000000428 dust Substances 0.000 abstract description 7
- 239000002245 particle Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- -1 grade one filter Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 9
- 238000007639 printing Methods 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 4
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical class [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000007726 management method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Regulation And Control Of Combustion (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a kind of flue gas analysis systems.One of the utility model gas industry boiler smoke on-line analysis system, it is connected including sampling probe, grade one filter, smoke inlet switch valve, condenser, drainage arrangement, secondary filter, sampling pump, cleaning pump, computer monitoring platform and combustion managing system platform, sampling probe with grade one filter；Grade one filter is connected with smoke inlet exploitation valve front end, and smoke inlet switch valve rear end is docked with condenser inlet end.The utility model has the beneficial effects that acquiring the flue gas in flue by sampling probe, and be filtered and condense, by flue gas dust particles and condensed water filter, it is ensured that flue gas it is pure.
Description
Technical field
The utility model relates to a kind of flue gas analysis systems.
Background technique
As the Chinese government is in the lasting increasing of field of environment protection management, thermal energy industry atmosphere discharge index is also got over
Come more harsh.The end of the year 2017, Beijing take the lead in proposing that gas industry boiler discharged nitrous oxides index is 30mg/m3, this has surpassed
The discharge index of many European and American developed countries 50mg/m3 is crossed, then domestic multiple provinces and cities all formulated corresponding 30- in 2018
The discharge index of 50 mg/m3, this certainly will cause the new round technology and the replacement in market of Methods of Oil-Gas Fired Boiler, flue gas on-line analysis
Instrument demand is huge.Currently, the domestic flue gas on-line analysis instrument used is mainly used in coal-burning boiler and Industrial Stoves, cost
High, installation complexity, maintenance cost are also relatively high.Importantly, the generation of gas industry boiler nitrogen oxides is mainly burnt
Generate in the process, discharged nitrous oxides index and boiler combustion efficiency be it is reversed, all flue gas divides online on the market at present
Analyzer table do not have discharged nitrous oxides it is up to standard under the premise of gas fired-boiler efficiency decline solution.
Existing flue gas analysis system exists following insufficient: 1. mainly using the development of optical method principle, application scenarios are fire coal
Boiler and Industrial Stoves；2. the electrochemical process applied is widely used in gas industry boiler Portable smoke analysis instrument；3. at present
The flue gas analyzer that the country uses only is acquired and analyzes to flue gas, the performance assessment criteria of environmental pollution is realized, to boiler
Operation can not optimize adjusting.
Utility model content
In order to solve the shortcomings of the prior art, the utility model provides a kind of long service life, real-time monitoring
Flue gas on-line analysis system.
One of the utility model gas industry boiler smoke on-line analysis system, including sampling probe, by-pass filtration
Device, smoke inlet switch valve, condenser, drainage arrangement, secondary filter, sampling pump, cleaning pump, computer monitoring platform and
Combustion managing system platform, sampling probe are connected with grade one filter；Grade one filter is connected with smoke inlet exploitation valve front end,
It is docked with condenser inlet end smoke inlet switch valve rear end；Condensator outlet end and the first three-way magnetic valve first entrance end pair
It connects；It is docked with drain inlet end at condenser discharge outlet end；Drainage arrangement water outlet is drained to trench；First three-way magnetic valve
Second entrance terminates clean air and is used for from purging, and the first three-way magnetic valve outlet end is docked with secondary filter front end；Second level
Filter rear end pipeline docks pressure sensor, differential sensor, electrochemical gas sensor；Flue gas after sensor pipeline with
Second three-way magnetic valve entrance is connected；Three-way magnetic valve first outlet connects sampling pump and extracts flue gas and go out exhaust gas discharge, second
Mouth connects wash pump and extracts clean air implementation from purging function to pipeline.Gas industry boiler smoke on-line analysis system is in industry
In boiler normal course of operation, through the synchronous flue gas for extracting boiler emission of sampling pump into flue gas analysis system, through system cigarette
Enter data analysis system after gas high-efficiency condensation link；System carries out each constituents in flue gas using electrochemical process continuous real
When online acquisition, while detecting flue gas procedure parameter and carrying out secure threshold alarm and algorithm compensation.Cigarette is acquired by sampling probe
Flue gas in road, and be filtered and condense, by flue gas dust particles and condensed water filter, it is ensured that flue gas it is pure；Cause
Probe long-play, will lead to dust or condensed water is adhered on probe, and in order to extend probe service life, system is used certainly
Dynamic back-flushing technique will be adhered to the impurity blowback on probe into flue, realize continuous online measurement；Pass through electrochemical gas
Sensor realizes the concentration real-time sampling to various component gas.
Preferably, computer monitoring platform is divided online by Ethernet interface, RS485 or wireless communication mode and flue gas
Analysis system connection.Collected smoke components data are transmitted to computer and control system monitoring by system interface as needed
Platform is shown, analyzes and the long-range monitoring of environmental protection.Can in real-time online display flue gas Various types of data show, real-time data curve
Display, Realtime Alerts are shown；Report display is realized by data record, and report printing is realized by printing interface；Pass through number
According to storage, realize that the inquiry of historical data, printing, curve is shown, alarm is inquired；Realize the record to operation hours, and fixed
The maintenance etc. of phase alert device.
Preferably, flue gas on-line analysis system further includes combustion managing system platform.By with flue gas analysis system number
According to shared, combustion control of the realization to gas industry boiler.System passes through the prison of nitrogen oxides according to environmental protection standard first
Survey the constraint realized to gas industry boiler combustion；In order to ensure the operational efficiency of boiler, system is according to the oxygen content in flue gas
The operational management of data point reuse burner is arranged, and realizes the burning tuning of gas industry boiler.
The utility model has the beneficial effects that acquiring the flue gas in flue by sampling probe, and it is filtered and condenses, it will
Dust particles in flue gas and condensed water filtering, it is ensured that flue gas it is pure；Because of long-play of popping one's head in, dust or condensation will lead to
Water adhesion is on probe, and in order to extend probe service life, system will be adhered to the impurity on probe using automatic back blow technology
Blowback realizes continuous online measurement into flue；The concentration to various component gas is realized by electrochemical gas sensor
Real-time sampling;By with combustion managing system interface, realize gas industry boiler combustion optimization, reach energy saving purpose.
Detailed description of the invention
Fig. 1 is gas industry boiler smoke on-line analysis system schematic illustration.
Marked in the figure: 1, sampling probe, 2, grade one filter, 3, smoke inlet switch valve, 4, condenser, 5, draining dress
It sets, the 6, first three-way magnetic valve, 7, secondary filter, 8, pressure sensor, 9, differential sensor, 10, electrochemical gas
Sensor, 11, sampling pump, 12, cleaning pump, 13, computer monitoring platform, 14, combustion managing system platform, 15, second
Three-way magnetic valve.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing, but this should not be interpreted as the utility model
The range of above-mentioned theme is only limitted to above-described embodiment.
As shown in Figure 1, a kind of gas industry boiler smoke on-line analysis system, including sampling probe 1, grade one filter
2, smoke inlet switch valve 3, condenser 4, drainage arrangement 5, secondary filter 7, sampling pump 11, cleaning pump 12, calculating
Machine monitoring platform 13 and combustion managing system platform 14, sampling probe 1 are connected with grade one filter 2；Grade one filter 2 and flue gas
Entrance develops 3 front end of valve and is connected, and 3 rear end of smoke inlet switch valve is docked with 4 arrival end of condenser；4 outlet end of condenser and the
The docking of one three-way magnetic valve, 6 first entrance end；It is docked with 5 arrival end of drainage arrangement at 4 discharge outlet end of condenser；Drainage arrangement 5 goes out
Water end (W.E.) is drained to trench；First three-way magnetic valve, 6 second entrance terminates clean air and is used for from purging, the first three-way magnetic valve 6
It is docked with 7 front end of secondary filter outlet end；7 rear end pipeline of secondary filter docks pressure sensor 8, differential sensor 9, electricity
Sensor of chemical gas 10；Flue gas is connected after sensor pipeline with 15 entrance of the second three-way magnetic valve；Three-way magnetic valve 6 first
It exports to connect sampling pump 11 and extract flue gas and exhaust gas discharge, second outlet are connect wash pump 12 and pipeline extraction clean air is implemented certainly
Purge function.Gas industry boiler smoke on-line analysis system is synchronous by sampling pump in Industrial Boiler normal course of operation
The flue gas of boiler emission is extracted into flue gas analysis system, data analysis system is entered after system flue gas high-efficiency condensation link；
System carries out continuous real-time online acquisition to each constituents in flue gas using electrochemical process, at the same detect flue gas procedure parameter into
The alarm of row secure threshold and algorithm compensation.The flue gas in flue is acquired by sampling probe, and is filtered and condenses, by flue gas
In dust particles and condensed water filtering, it is ensured that flue gas it is pure；Because of long-play of popping one's head in, it will lead to dust or condensed water be viscous
It is attached on probe, in order to extend probe service life, system will be adhered to the impurity blowback on probe using automatic back blow technology
Into flue, continuous online measurement is realized；It is realized by electrochemical gas sensor real-time to the concentration of various component gas
Sampling.
Preferably, computer monitoring platform 13 is online by Ethernet interface, RS485 or wireless communication mode and flue gas
Analysis system connection.Collected smoke components data are transmitted to computer and control system prison by system interface as needed
Platform is surveyed to be shown, analyze and the long-range monitoring of environmental protection.Can in real-time online display flue gas Various types of data show, real time data it is bent
Line is shown, Realtime Alerts are shown；Report display is realized by data record, and report printing is realized by printing interface；Pass through
Data storage realizes that the inquiry of historical data, printing, curve is shown, alarm is inquired；Realize the record to operation hours, and
The maintenance etc. of regular alert device.
Preferably, flue gas on-line analysis system further includes combustion managing system platform 14.By with flue gas analysis system
The combustion control to gas industry boiler is realized in data sharing.System passes through nitrogen oxides according to environmental protection standard first
The constraint to gas industry boiler combustion is realized in monitoring；In order to ensure the operational efficiency of boiler, system is according to oxygen-containing in flue gas
The operational management setting for measuring data point reuse burner, realizes the burning tuning of gas industry boiler.
Claims (3)
1. a kind of gas industry boiler smoke on-line analysis system, including sampling probe, it is characterised in that further include by-pass filtration
Device, smoke inlet switch valve, condenser, drainage arrangement, secondary filter, sampling pump, cleaning pump, computer monitoring platform and
Combustion managing system platform, sampling probe are connected with grade one filter；Grade one filter is connected with smoke inlet exploitation valve front end,
It is docked with condenser inlet end smoke inlet switch valve rear end；Condensator outlet end and the first three-way magnetic valve first entrance end pair
It connects；It is docked with drain inlet end at condenser discharge outlet end；Drainage arrangement water outlet is drained to trench；First three-way magnetic valve
Second entrance terminates clean air and is used for from purging, and the first three-way magnetic valve outlet end is docked with secondary filter front end；Second level
Filter rear end pipeline docks pressure sensor, electrochemical gas sensor；Flue gas is powered after sensor pipeline with the two or three
Magnet valve entrance is connected；Three-way magnetic valve first outlet connects sampling pump and extracts flue gas and exhaust gas discharge, second outlet are connect wash pump
Clean air is extracted to pipeline to implement from purging function.
2. a kind of gas industry boiler smoke on-line analysis system according to claim 1, which is characterized in that computer prison
Platform is surveyed to connect by Ethernet interface, RS485 or wireless communication mode with flue gas on-line analysis system.
3. a kind of gas industry boiler smoke on-line analysis system according to claim 1, which is characterized in that flue gas is online
Analysis system further includes combustion managing system platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821535558.XU CN209215278U (en) | 2018-09-20 | 2018-09-20 | Gas industry boiler smoke on-line analysis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821535558.XU CN209215278U (en) | 2018-09-20 | 2018-09-20 | Gas industry boiler smoke on-line analysis system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209215278U true CN209215278U (en) | 2019-08-06 |
Family
ID=67454442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821535558.XU Active CN209215278U (en) | 2018-09-20 | 2018-09-20 | Gas industry boiler smoke on-line analysis system |
Country Status (1)
| Country | Link |
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| CN (1) | CN209215278U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577924A (en) * | 2020-12-04 | 2021-03-30 | 华能国际电力股份有限公司德州电厂 | Carbon monoxide, hydrogen sulfide and oxygen monitoring system of power generation boiler |
| CN112729976A (en) * | 2020-12-26 | 2021-04-30 | 佛山市正州环保通风设备有限公司 | Industrial waste gas detection system |
| CN113189269A (en) * | 2020-12-30 | 2021-07-30 | 华南智能机器人创新研究院 | Method and system for automatically testing smoke dust |
| CN114755369A (en) * | 2022-04-22 | 2022-07-15 | 鞍山翰玛传感技术有限公司 | Method and system for automatic removal of condensable impurities in gas analysis system |
-
2018
- 2018-09-20 CN CN201821535558.XU patent/CN209215278U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577924A (en) * | 2020-12-04 | 2021-03-30 | 华能国际电力股份有限公司德州电厂 | Carbon monoxide, hydrogen sulfide and oxygen monitoring system of power generation boiler |
| CN112729976A (en) * | 2020-12-26 | 2021-04-30 | 佛山市正州环保通风设备有限公司 | Industrial waste gas detection system |
| CN113189269A (en) * | 2020-12-30 | 2021-07-30 | 华南智能机器人创新研究院 | Method and system for automatically testing smoke dust |
| CN114755369A (en) * | 2022-04-22 | 2022-07-15 | 鞍山翰玛传感技术有限公司 | Method and system for automatic removal of condensable impurities in gas analysis system |
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