CN202582956U - High-temperature and high-dust gas and ash content sampling device - Google Patents
High-temperature and high-dust gas and ash content sampling device Download PDFInfo
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- CN202582956U CN202582956U CN 201220153880 CN201220153880U CN202582956U CN 202582956 U CN202582956 U CN 202582956U CN 201220153880 CN201220153880 CN 201220153880 CN 201220153880 U CN201220153880 U CN 201220153880U CN 202582956 U CN202582956 U CN 202582956U
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- 238000005070 sampling Methods 0.000 title claims abstract description 59
- 239000000428 dust Substances 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000000523 sample Substances 0.000 claims abstract description 24
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 49
- 238000001816 cooling Methods 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 5
- 239000000779 smoke Substances 0.000 abstract description 5
- 238000009833 condensation Methods 0.000 abstract description 3
- 230000005494 condensation Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 56
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 18
- 239000003546 flue gas Substances 0.000 description 18
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000013517 stratification Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a high-temperature and high-dust gas and ash content sampling device, which comprises a sampling probe for sampling gas in a furnace. The sampling probe is provided with a water cooling mechanism. Furthermore, the high-temperature and high-dust gas and ash content sampling device further comprises a sampling filter for filtering gas out of the furnace and collecting ash. The sampling probe is communicated with the sampling filter through a hose. The flow of water flow and the flow rate of smoke can be adjusted by collecting data of a temperature sensor, so that the temperature of smoke is maintained within a certain range so as to prevent particles in the smoke from condensation. The high-temperature and high-dust gas and ash content sampling device provided by the utility model has the advantages of high temperature resistance and block prevention performance.
Description
Technical field
The utility model relates to a kind of sampler, relates in particular to a kind of high-temperature high dust gas and ash content sampler.
Background technology
For combustion process is controlled effectively, need be to products of combustion: gas and ash content be analyzed.Usually on the boiler different measuring points is arranged,, grasp the combustion case in the stove more accurately through different measuring points is measured.Wherein how carrying out gas sample quickly and accurately is the condition precedent that gas componant is measured.
In Industrial Stoves such as boiler, cement kiln, sampling is under the environment of high temperature and high dust, to carry out, thereby causes two problems:
(1) stopple coupon melts the problem of blowing.Because that the sampling environment temperature usually more than 1000 ℃, has even, thereby cause stopple coupon distortion even blow up to 1500 ℃.
(2) pipeline of stopple coupon is because the blockage problem that high dust brings.Filtration unit to be adopted built-inly, and filtration unit and stopple coupon connect together, the front end that is installed in stopple coupon that has, and what have is installed in the rear end, has limited the size of filter screen, has increased the difficulty of clearing up filter screen.Thereby under the high dust atmosphere, caused filtration unit because of mesh blockage problem that dust caused.
Therefore, the stopple coupon that how to solve effectively in high temperature, the high dusty gas sampling process blows and blockage problem, is that gas componant is measured key of success.
The utility model content
The utility model technical matters to be solved provides a kind of high temperature resistant, anticlogging high-temperature high dust gas and ash content sampler.
The utility model comprises the sampling probe that is used for the furnace gas sampling, and a water-cooled body is set on the said sampling probe; Comprise also that in addition one is used for the sampling filter of outer filtering gas of stove and ash content collection, be interconnected through a flexible pipe between said sampling probe and the said sampling filter.
The utility model adopts furnace inner sampling, and stove filters outward, makes the sampling pipe in the stove more unobstructed, is difficult for stopping up; Outside stove, flue gas is filtered, avoided of the influence of the rugged surroundings of the high dirt of furnace high-temperature, thereby make operation and maintenance become easy filtration unit.Water-cooled body has guaranteed that then sampling probe can work under hot environment, difficult thawing is blown.
Preferably, said sampling filter comprises first shell, second shell, the 3rd shell and ash bucket; Said first shell and second shell are arranged in the and arranged on left and right sides of the 3rd shell, interconnect through first flange and second flange and the 3rd shell; Between said first shell and the 3rd shell, be furnished with first filter screen, said first filter screen is fixedly connected by means of first flange seal; Between said second shell and the 3rd shell, be furnished with second filter screen, said second filter screen is fixedly connected by means of second flange seal; On said the 3rd shell, an air intake opening is set, on said first shell, first gas outlet is set, on said second shell, second gas outlet is set; On said the 3rd shell, an ash hole is set also, an ash inlet is set on said ash bucket, above-mentioned ash hole cooperatively interacts with ash inlet and is connected.
The sampling flue gas gets into the gas analyzer that is connected with the gas outlet through the gas outlet of this side after filtering ash content through a side screen, and ash content then falls into ash bucket.When filtered smoke gas is analyzed, ash content extracted analyze, with reference to ash content and gas componant, more help understanding stove internal combustion operating mode.Behind the certain hour, the passage automatic switchover device is closed the gas outlet of use, opens the gas outlet of opposite side, and flue gas gets into gas analyzer through another passage again.Wheel in the gas outlet changes jobs down, and the filtration that hockets of two filter screens makes filtering and sampling work can carry out for a long time and do not stop up.Two filter screens are respectively through two flange seals fixed installations, make installation, replacing, clean operation easy.
Preferably, the first blowback gas port is set on said first shell; The second blowback gas port is set on said second shell.
The blowback gas port of both sides can replace blowback, relies on the blowback effect can exhaust gas dust, the particle of idle screen surface be blown off, removes the dust stratification of filter screen.
Preferably, said sampling probe comprises outer tube, middle pipe, interior pipe, first sealing and fixing lid, second sealing and fixing lid, the 3rd sealing and fixing lid and end cap; Being uneven in length of above-mentioned three pipes, outer tube is the shortest, and middle pipe is the longest, and interior pipe is placed in the middle; Said outer tube is nested with outside middle pipe; Pipe box is put outside interior pipe in said; Be sealedly and fixedly connected between one end of above-mentioned three pipes and first sealing and fixing lid; Above-mentioned first sealing and fixing covers and is provided with the hole that is interconnected with interior pipe; Be sealedly and fixedly connected second sealing and fixing lid of the other end of said outer tube; In said in the pipe, near the other end of interior pipe the 3rd sealing and fixing lid that is sealedly and fixedly connected, above-mentioned in the other end of pipe run through the 3rd sealing and fixing lid; The other end of pipe in above-mentioned connects end cap by means of thread seal; In addition, a water inlet is set on said outer tube, said water inlet covers near second sealing and fixing; On the middle pipe between said first sealing and fixing lid and the 3rd sealing and fixing lid, a water delivering orifice is set, said water delivering orifice covers near the 3rd sealing and fixing; An end that in said, covers near first sealing and fixing on the pipe is provided with the water conservancy diversion backwater hole; On the middle pipe between said end cap and the 3rd sealing and fixing lid, an exhanst gas outlet is set.
One end of first sealing and fixing lid of sampling probe extend into furnace inner sampling.Pipe, i.e. exhaust gases passes in the high-temperature high dust flue gas gets into.Simultaneously, the water inlet that chilled water is provided with from outer tube get into outer tube and space between the pipe, i.e. cold water layer.Chilled water is the space between pipe and the interior pipe from the water conservancy diversion backwater hole flows to again, and promptly the backwater layer flows out from water delivering orifice at last, accomplishes the cooling to the sampling flue gas in the exhaust gases passes.Can to play outer wall and the effect of cooling of first sealing and fixing lid, it be operated in the suitable temperature applicable range through calculating rational flow velocity of chilled water and pipeline section sectional area to steel pipe in the stove; Can make flue gas be cooled to uniform temperature and the alkali halide condensation problem not occur through controlling rational flue gas flow rate.After stopple coupon work a period of time, can change to different measuring points.Behind the work certain hour, can open the exhaust gases passes of the internal pipe of end cap easily and dredge.Proceed sampling afterwards, sampling probe need not take out in stove in the mediation process.
Preferably, on the water inlet on the above-mentioned sampling probe, water delivering orifice and exhanst gas outlet, be separately installed with temperature sensor.
Through gathering the data of said temperature sensor, can regulate the flow of current and the flow velocity of flue gas, make the temperature of flue gas remain on certain limit, avoid condensing of particle in the flue gas.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the structural representation of sampling probe in the utility model;
Fig. 3 is the structural representation of sampling filter in the utility model;
Among the figure: 1-sampling probe; 2-sampling filter; 3-flexible pipe; 1-1-outer tube; 1-1-1-water inlet; 1-2-middle pipe; 1-2-1-water delivering orifice; 1-2-2-water conservancy diversion backwater hole; 1-2-3-exhanst gas outlet; 1-3-interior pipe; 1-4-first sealing and fixing lid; 1-4-1-hole; 1-5-second sealing and fixing lid; 1-6-the 3rd sealing and fixing lid; 1-7-end cap; 1-8-temperature sensor; 2-1-first shell; 2-1-1-first gas outlet; 2-1-2-first blowback gas port; 2-2-second shell; 2-2-1-second gas outlet; 2-2-2-second blowback gas port; 2-3-the 3rd shell; 2-3-1-air intake opening; 2-3-2-ash hole; 2-4-ash bucket; 2-4-1-ash inlet; 2-5-first flange; 2-6-second flange; 2-7-first filter screen; 2-8-second filter screen.
Embodiment
As shown in Figure 1, the utility model comprises a sampling probe 1 and a sampling filter 2, is interconnected by means of a flexible pipe 3 between said sampling probe 1 and the sampling filter 2.
Of Fig. 2, said sampling probe 1 comprises outer tube 1-1, middle pipe 1-2, interior pipe 1-3, first sealing and fixing lid 1-4, second sealing and fixing lid 1-5, the 3rd sealing and fixing lid 1-6, end cap 1-7 and temperature sensor 1-8.Being uneven in length of above-mentioned three pipes, 1-1 is the shortest for outer tube, and middle pipe 1-2 is the longest, and interior pipe 1-3 is placed in the middle.Said outer tube 1-1 is nested with outside middle pipe 1-2; Pipe 1-2 is nested with outside interior pipe 1-3 in said.Preferably, above-mentioned three pipes are resistant to elevated temperatures seamless stainless-steel pipes.Be sealedly and fixedly connected between one end of said three pipes and first sealing and fixing lid 1-4.Above-mentioned first sealing and fixing lid 1-4 is provided with the hole 1-4-1 that is interconnected with interior pipe 1-3.The other end of said outer tube 1-1 second sealing and fixing lid 1-5 that is sealedly and fixedly connected; In said among the pipe 1-2, near the other end of interior pipe 1-3 the 3rd sealing and fixing lid 1-6 that is sealedly and fixedly connected, above-mentioned in the other end of pipe 1-3 run through the 3rd sealing and fixing lid 1-6.The above-mentioned mode that is sealedly and fixedly connected preferably adopts welding manner.The other end of pipe 1-2 in above-mentioned, the end cap 1-7 that removably is tightly connected, above-mentioned end cap 1-7 preferably with between the middle pipe 1-2 adopt and are threaded.
In addition, a water inlet 1-1-1 is set on said outer tube 1-1, said water inlet 1-1-1 is near second sealing and fixing lid 1-5; On the middle pipe 1-2 between said first sealing and fixing lid 1-4 and the 3rd sealing and fixing lid 1-6, a water delivering orifice 1-2-1 is set, said water delivering orifice 1-2-1 is near the 3rd sealing and fixing lid 1-6.In said on the pipe 1-2 near the end of first sealing and fixing lid 1-4, be provided with water conservancy diversion backwater hole 1-2-2; On the middle pipe 1-2 between said end cap 1-7 and the 3rd sealing and fixing lid 1-6, an exhanst gas outlet 1-2-3 is set.
Preferably, on above-mentioned water inlet 1-1-1, water delivering orifice 1-2-1 and exhanst gas outlet 1-2-3, be separately installed with temperature sensor 1-8.
As shown in Figure 3, sampling filter 2 comprises the first shell 2-1, the second shell 2-2, the 3rd shell 2-3 and ash bucket 2-4.The said first shell 2-1 and the second shell 2-2 are arranged in the and arranged on left and right sides of the 3rd shell 2-3, interconnect through the first flange 2-5 and the second flange 2-6 and the 3rd shell 2-3.Between said first shell 2-1 and the 3rd shell 2-3, be furnished with the first filter screen 2-7, the said first filter screen 2-7 is sealedly and fixedly connected by means of the first flange 2-5; Between said second shell 2-2 and the 3rd shell 2-3, be furnished with the second filter screen 2-8, the said second filter screen 2-8 is sealedly and fixedly connected by means of the second flange 2-6.On said the 3rd shell 2-3, an air intake opening 2-3-1 is set, on the said first shell 2-1, the first gas outlet 2-1-1 is set, on the said second shell 2-2, the second gas outlet 2-2-1 is set.On said the 3rd shell 2-3, an ash hole 2-3-2 is set also, an ash inlet 2-4-1 is set on said ash bucket 2-4, above-mentioned ash hole 2-3-2 cooperatively interacts with ash inlet 2-4-1 and is connected.In addition, the first blowback gas port 2-1-2 is set on the said first shell 2-1; The second blowback gas port 2-2-2 is set on the said second shell 2-2.
Get back to Fig. 1, the exhanst gas outlet 1-2-3 of above-mentioned sampling probe 1 and the air intake opening 2-3-1 of sampling filter 2 are interconnected through a flexible pipe 3.
During work, the end of first sealing and fixing of sampling probe 1 lid 1-4 extend into furnace inner sampling.Pipe 1-3, i.e. exhaust gases passes in the high-temperature high dust flue gas gets into.Simultaneously, the water inlet 1-1-1 that chilled water is provided with from outer tube 1-1 get into outer tube 1-1 and space between the pipe 1-2, i.e. cold water layer.Chilled water is the space between pipe 1-2 and the interior pipe 1-3 from water conservancy diversion backwater hole 1-2-2 flows to again, and promptly the backwater layer flows out from water delivering orifice 1-2-1 at last, accomplishes the cooling to the sampling flue gas in the exhaust gases passes.
Can to play outer wall and first sealing and fixing lid 1-4 effect of cooling, it be operated in the suitable temperature applicable range through calculating rational flow velocity of chilled water and pipeline section sectional area to steel pipe in the stove; Can make flue gas be cooled to uniform temperature and the alkali halide condensation problem not occur through controlling rational flue gas flow rate.After stopple coupon work a period of time, can change to different measuring points.Behind the work certain hour, can open end cap 1-7 easily the exhaust gases passes of interior pipe 1-3 is dredged.Proceed sampling afterwards, sampling probe need not take out in stove in the mediation process.
Get into sampling filter 2 from exhanst gas outlet 1-2-3 through flexible pipe 3 through cooled smoke.Behind a side screen 2-7 or 2-8 filtration ash content, get into the gas analyzer that is connected with the gas outlet through the gas outlet of this side 2-1-1 or 2-2-1.Ash content then falls into ash bucket 2-4.Behind the certain hour, the passage automatic switchover device is closed the gas outlet of use, opens the gas outlet of opposite side, and flue gas gets into gas analyzer through another passage again.Wheel in the gas outlet changes jobs down, and the filtration that hockets of two filter screens makes filtering and sampling work to carry out for a long time.The blowback gas port 2-1-2 or the 2-2-2 of both sides also can replace blowback, rely on the blowback effect can exhaust gas dust, the particle of idle screen surface be blown off, remove the dust stratification of filter screen.
Through gathering the data of the temperature sensor 1-8 be installed in water inlet 1-1-1, water delivering orifice 1-2-1, exhanst gas outlet 1-2-3 respectively, regulate the flow of current and the flow velocity of flue gas, make the temperature of flue gas remain on certain limit, avoid condensing of particle in the flue gas.
Claims (5)
1. high-temperature high dust gas and ash content sampler comprise the sampling probe (1) that is used for the furnace gas sampling, it is characterized in that: a water-cooled body is set on the said sampling probe; Comprise also that in addition one is used for the sampling filter (2) of outer filtering gas of stove and ash content collection, be interconnected through a flexible pipe (3) between said sampling probe (1) and the said sampling filter (2).
2. high-temperature high dust gas according to claim 1 and ash content sampler is characterized in that: said sampling filter (2) comprises first shell (2-1), second shell (2-2), the 3rd shell (2-3) and ash bucket (2-4); Said first shell (2-1) and second shell (2-2) are arranged in the and arranged on left and right sides of the 3rd shell (2-3), interconnect with the 3rd shell (2-3) through first flange (2-5) and second flange (2-6); Between said first shell (2-1) and the 3rd shell (2-3), be furnished with first filter screen (2-7), said first filter screen (2-7) is sealedly and fixedly connected by means of first flange (2-5); Between said second shell (2-2) and the 3rd shell (2-3), be furnished with second filter screen (2-8), said second filter screen (2-8) is sealedly and fixedly connected by means of second flange (2-6); One air intake opening (2-3-1) is set on said the 3rd shell (2-3), first gas outlet (2-1-1) is set on said first shell (2-1), second gas outlet (2-2-1) is set on said second shell (2-2); One ash hole (2-3-2) also is set on said the 3rd shell (2-3), an ash inlet (2-4-1) is set on said ash bucket (2-4), above-mentioned ash hole (2-3-2) cooperatively interacts with ash inlet (2-4-1) and is connected.
3. high-temperature high dust gas according to claim 2 and ash content sampler is characterized in that: the first blowback gas port (2-1-2) is set on said first shell (2-1); The second blowback gas port (2-2-2) is set on said second shell (2-2).
4. according to claim 1 or 2 or 3 described high-temperature high dust gas and ash content samplers, it is characterized in that: said sampling probe (1) comprises outer tube (1-1), middle pipe (1-2), interior pipe (1-3), first sealing and fixing lid (1-4), second sealing and fixing lid (1-5), the 3rd sealing and fixing lid (1-6) and end cap (1-7); Being uneven in length of above-mentioned three pipes, (1-1) is the shortest for outer tube, and (1-2) is the longest for middle pipe, and interior pipe (1-3) is placed in the middle; Said outer tube (1-1) is nested with outside middle pipe (1-2); Pipe (1-2) is nested with outside interior pipe (1-3) in said; Be sealedly and fixedly connected between one end of above-mentioned three pipes and first sealing and fixing lid (1-4); Above-mentioned first sealing and fixing lid (1-4) is provided with the hole (1-4-1) that is interconnected with interior pipe (1-3); The other end of said outer tube (1-1) second sealing and fixing lid (1-5) that is sealedly and fixedly connected; In said in the pipe (1-2), near the other end of interior pipe (1-3) the 3rd sealing and fixing lid (1-6) that is sealedly and fixedly connected, above-mentioned in the other end of pipe (1-3) run through the 3rd sealing and fixing lid (1-6); The other end of pipe (1-2) in above-mentioned connects end cap (1-7) by means of thread seal; In addition, a water inlet (1-1-1) is set on said outer tube (1-1), said water inlet (1-1-1) is near second sealing and fixing lid (1-5); On the middle pipe (1-2) between said first sealing and fixing lid (1-4) and the 3rd sealing and fixing lid (1-6), a water delivering orifice (1-2-1) is set, said water delivering orifice (1-2-1) is near the 3rd sealing and fixing lid (1-6); Pipe (1-2) is gone up the end near first sealing and fixing lid (1-4) in said, is provided with water conservancy diversion backwater hole (1-2-2); On the middle pipe (1-2) between said end cap (1-7) and the 3rd sealing and fixing lid (1-6), an exhanst gas outlet (1-2-3) is set.
5. high-temperature high dust gas according to claim 4 and ash content sampler is characterized in that: on above-mentioned water inlet (1-1-1), water delivering orifice (1-2-1) and exhanst gas outlet (1-2-3), be separately installed with temperature sensor (1-8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220153880 CN202582956U (en) | 2012-04-13 | 2012-04-13 | High-temperature and high-dust gas and ash content sampling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220153880 CN202582956U (en) | 2012-04-13 | 2012-04-13 | High-temperature and high-dust gas and ash content sampling device |
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| CN202582956U true CN202582956U (en) | 2012-12-05 |
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| CN 201220153880 Expired - Fee Related CN202582956U (en) | 2012-04-13 | 2012-04-13 | High-temperature and high-dust gas and ash content sampling device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105738163A (en) * | 2016-04-11 | 2016-07-06 | 中南大学 | Smoke dust and smoke sampling device |
| CN106405015A (en) * | 2016-11-04 | 2017-02-15 | 大唐环境产业集团股份有限公司 | System for testing high-ash flue gas composition of boiler |
| CN106404068A (en) * | 2016-10-18 | 2017-02-15 | 光大环境科技（中国）有限公司 | Measurement device for detecting temperature and smoke components in furnace in real time |
| CN106644613A (en) * | 2017-02-27 | 2017-05-10 | 国电科学技术研究院 | Sampling device for flue gas in close-to-wall zone of boiler water wall |
| CN107655728A (en) * | 2017-11-09 | 2018-02-02 | 中国华能集团清洁能源技术研究院有限公司 | The device and method of low volatility trace element sampling monitoring suitable for flue gas |
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| CN110579378A (en) * | 2018-06-07 | 2019-12-17 | 北京航天益来电子科技有限公司 | sustainable sampling probe rod of flue gas |
| CN111781035A (en) * | 2020-07-09 | 2020-10-16 | 江苏方天电力技术有限公司 | High-temperature flue gas sampling device |
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| CN105738163A (en) * | 2016-04-11 | 2016-07-06 | 中南大学 | Smoke dust and smoke sampling device |
| CN106404068A (en) * | 2016-10-18 | 2017-02-15 | 光大环境科技（中国）有限公司 | Measurement device for detecting temperature and smoke components in furnace in real time |
| CN106404068B (en) * | 2016-10-18 | 2019-04-16 | 光大环境科技（中国）有限公司 | A kind of measuring device for real-time detection in-furnace temperature and smoke components |
| CN106405015A (en) * | 2016-11-04 | 2017-02-15 | 大唐环境产业集团股份有限公司 | System for testing high-ash flue gas composition of boiler |
| CN106644613A (en) * | 2017-02-27 | 2017-05-10 | 国电科学技术研究院 | Sampling device for flue gas in close-to-wall zone of boiler water wall |
| CN106644613B (en) * | 2017-02-27 | 2023-09-19 | 国电科学技术研究院有限公司 | Smoke sampling device for near-wall area of water-cooled wall of boiler |
| CN107655728A (en) * | 2017-11-09 | 2018-02-02 | 中国华能集团清洁能源技术研究院有限公司 | The device and method of low volatility trace element sampling monitoring suitable for flue gas |
| CN107655728B (en) * | 2017-11-09 | 2024-05-07 | 中国华能集团清洁能源技术研究院有限公司 | Device and method suitable for sampling and monitoring low-volatility trace elements in flue gas |
| CN108332993A (en) * | 2018-01-10 | 2018-07-27 | 哈尔滨锅炉厂有限责任公司 | A kind of quick flame retardant type solid combustion particle sampler and its sampling procedure |
| CN108562462A (en) * | 2018-03-26 | 2018-09-21 | 中南大学 | A kind of sampler for extracting flue dust in high-temperature flue gas |
| CN108562462B (en) * | 2018-03-26 | 2024-03-29 | 中南大学 | Sampling device for extracting smoke dust from high-temperature smoke |
| CN110579378A (en) * | 2018-06-07 | 2019-12-17 | 北京航天益来电子科技有限公司 | sustainable sampling probe rod of flue gas |
| CN110579378B (en) * | 2018-06-07 | 2024-06-21 | 北京航天益来电子科技有限公司 | Smoke sustainable sampling probe rod |
| CN111781035A (en) * | 2020-07-09 | 2020-10-16 | 江苏方天电力技术有限公司 | High-temperature flue gas sampling device |
| CN112284836A (en) * | 2020-10-20 | 2021-01-29 | 江苏天楹等离子体科技有限公司 | Plasma tail gas sampling pretreatment system |
| CN112729974A (en) * | 2020-12-22 | 2021-04-30 | 清华大学 | High-temperature high-dust corrosion-resistant anti-blocking sampling device for water-cooled wall of pulverized coal boiler and mounting method |
| CN112729974B (en) * | 2020-12-22 | 2022-02-18 | 清华大学 | High-temperature high-dust corrosion-resistant anti-blocking sampling device for water-cooled wall of pulverized coal boiler and mounting method |
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Granted publication date: 20121205 Termination date: 20130413 |