CN201803886U - Gas pretreatment device and gaseous component monitoring system employing same - Google Patents
Gas pretreatment device and gaseous component monitoring system employing same Download PDFInfo
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- CN201803886U CN201803886U CN2010202949507U CN201020294950U CN201803886U CN 201803886 U CN201803886 U CN 201803886U CN 2010202949507 U CN2010202949507 U CN 2010202949507U CN 201020294950 U CN201020294950 U CN 201020294950U CN 201803886 U CN201803886 U CN 201803886U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 29
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 24
- 238000005259 measurement Methods 0.000 claims description 24
- 239000003546 flue gas Substances 0.000 claims description 23
- 230000007246 mechanism Effects 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 15
- 235000014171 carbonated beverage Nutrition 0.000 claims description 8
- 238000005070 sampling Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 238000000862 absorption spectrum Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000005298 paramagnetic effect Effects 0.000 claims description 3
- 238000001237 Raman spectrum Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 238000002189 fluorescence spectrum Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 30
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 5
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 239000013307 optical fiber Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 4
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 3
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 3
- -1 oxycarbide Chemical compound 0.000 description 3
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 2
- 229910021607 Silver chloride Inorganic materials 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229960002523 mercuric chloride Drugs 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- LWJROJCJINYWOX-UHFFFAOYSA-L mercury dichloride Chemical compound Cl[Hg]Cl LWJROJCJINYWOX-UHFFFAOYSA-L 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002736 metal compounds Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 2
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Inorganic materials O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001658 differential optical absorption spectrophotometry Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
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- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The utility model relates to a gas pretreatment device, which comprises a sealed vessel, a gas inlet channel, a water drainage channel and a gas/water separating unit, wherein an opening at one end of the gas inlet channel is formed outside the sealed vessel, and an opening at the other end of the gas inlet channel is formed inside the sealed vessel; an opening at one end of the water drainage channel is formed inside the sealed vessel, and an opening at the other end is formed outside the sealed vessel; in the sealed vessel, the opening end of the water drainage channel is higher than that of the gas inlet channel; and the gas-liquid separating unit has a gas inlet end, a gas outlet end and a water drainage end, wherein the gas inlet end and the water drainage end are respectively communicated with the interior of the sealed vessel. The utility model further provides a gaseous component monitoring system employing the gas pretreatment device. By adopting the gas pretreatment device and the gas component monitoring system employing the same provided by the utility model, the corrosion and the blockage to the rear end of a condenser can be reduced, and the pollution to the smoke gas sample gas caused by external water is solved.
Description
Technical field
The utility model relates to the processing of gas, particularly a kind of device of removing moisture in the gas.
Background technology
In order to monitor various places discharge of harmful gases situation effectively, at present concentration that adopt various harmful gases in the gaseous component monitoring system monitoring pipeline more, and the described parameter that records is transported to monitoring of environment department, so that take the corresponding strategy measure according to recording parameter.
At present, widely used gaseous component monitoring system all comprises sampling apparatus, heat tracing pipe, condensation de-watering apparatus and infrared monitoring device.Concrete working method is: after tested flue gas is sampled through sampler, lead in the condensing unit (such as the compression mechanism cooler) moisture of removing in the flue gas through omnidistance trace pipe, use the Infrared survey device then and record each component of gas after the condensation such as sulphuric dioxide, oxides of nitrogen, oxycarbide, oxygen isoconcentration.
Above-mentioned monitoring system has following deficiency:
1, contains a certain amount of dust, corrosive gas (as gases such as hydrogen fluoride, hydrogen chloride), organism (benzene, aromatic hydrocarbon, high carbon polymer), inorganic salts etc. in the flue gas usually, when condensation process, these gases can be dissolved in condensate water and form acid solution or formation dirt or the precipitation that has than severe corrosive, and pre-service pipeline and joint are produced damage and obstruction.Particularly have under the flue gas environment of high humidity, deep-etching and complicated component, very serious to the influence of pre-service stream.
2, because gases such as sulfur in smoke, oxides of nitrogen, hydrogen chloride are soluble in water, data error is bigger when adopting condensation method will cause gas-monitoring such as sulphuric dioxide.
The utility model content
In order to solve deficiency of the prior art, the utility model proposes a kind of pretreatment unit that can effectively remove moisture in the gas, and the gaseous component monitoring system of using said apparatus.
To achieve these goals, the utility model adopts following technical scheme:
A kind of pretreatment unit of gas comprises container, inlet channel, drainage channel and the carbonated drink separative element of sealing;
One end opening of described inlet channel is outside the container of sealing, and the other end is opened in the container of sealing;
One end opening of described drainage channel is in airtight container, and the other end is opened on outside the airtight container; In airtight container, the openend position of drainage channel is higher than the openend of inlet channel;
Described gas-liquid separation unit has inlet end, outlet side and discharge ends, and described inlet end, discharge ends are communicated with respectively with in the airtight container.
The utility model has also proposed a kind of gaseous component monitoring system of using above-mentioned pretreatment unit, comprising:
Sampler is used for the flue gas in the sampling pipe;
Heat tracing pipe is used for the flue gas fluid flow with heat tracing after the sampling to the heated air chamber;
The heated air chamber;
First measurement mechanism is used to measure the concentration of the tested gaseous component of the indoor at least a first kind of heated air;
De-watering apparatus is used for removing the moisture from the flue gas of heated air chamber discharge; Described de-watering apparatus comprises container, inlet channel, drainage channel and the carbonated drink separative element of sealing; One end opening of described inlet channel is outside the container of sealing, and the other end is opened in the container of sealing; One end opening of described drainage channel is in airtight container, and the other end is opened on outside the airtight container; In airtight container, the openend position of drainage channel is higher than the openend of inlet channel; Described gas-liquid separation unit has inlet end, outlet side and discharge ends, and described inlet end, discharge ends are communicated with respectively with in the airtight container;
Second measurement mechanism, second measurement mechanism of the tested gaseous component concentration of at least a second class after measurement dewaters in the gaseous material.
As preferably, described first measurement mechanism, second measurement mechanism comprise absorption spectrum or Raman spectrum or fluorescence spectrum or galvanochemistry or paramagnetic analytical equipment respectively.
Further, between the de-watering apparatus and second measurement mechanism, filtration unit is set, is used for filtering the solid-state of flue gas and/or liquid particles thing.
Compared with the prior art, the utlity model has following beneficial effect:
1, utilize the water in the airtight container that sample gas is carried out condensation in the pre-service, solved in original condensing unit that some are water insoluble, but separate out at low temperatures in water, follow-up and water discharges together.Gas soluble in water also can be soluble in water simultaneously, so just can reduce the corrosion and the stopping state of rear end.
2, this de-watering apparatus utilizes the own condensate water in the flue gas to carry out water cycle, has solved the flue gas sample gas that utilizes extraneous water to bring and has polluted.The gas of discharging airtight container is done the separation of further carbonated drink, the steam that volatilizees under the uniform temperature is separated reflux.
Description of drawings
Fig. 1 is the structural representation of de-watering apparatus of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further details.
Embodiment:
A kind of gaseous component monitoring system comprises sampler, heat tracing pipe, heated air chamber, first measurement mechanism, de-watering apparatus and second measurement mechanism.
Described sampler is arranged on the pipeline, and the two ends of heat tracing pipe connect sampler and heated air chamber respectively.
Described first measurement mechanism is installed in the instrument cabinet, is the measurement mechanism of a cover Gas by UV Differential Optical Absorption Spectroscopy, specifically comprises light source, first and second optical fiber, light-splitting device, detector and analysis module.The measuring light that light source sends outputs to the heated air chamber by first optical fiber, the measuring light of passing the indoor flue gas of heated air is again by second Optical Fiber Transmission, afterwards by the light-splitting device beam split, and be detected device and be converted to electric signal, analysis module is analyzed the concentration that described electric signal can obtain the tested gaseous component of at least a first kind.
As shown in Figure 1, described de-watering apparatus comprises container 40, inlet channel, drainage channel and the carbonated drink separative element 42 of sealing; One end 410 of described inlet channel is opened on outside the container of sealing, and the other end 411 is opened in the container of sealing; One end 430 of described drainage channel is opened in the airtight container, and the other end is opened on outside the airtight container; In airtight container, openend 430 positions of drainage channel are higher than the openend 411 of inlet channel; Described gas-liquid separation unit 42 has inlet end 420, outlet side 421 and discharge ends 422, and described inlet end 420, discharge ends 422 are communicated with respectively with in the airtight container.
Described second measurement mechanism 11 is measurement mechanisms that a cover is used the semi-conductor laser absorption spectrum technology, comprises laser instrument, detector and analytic unit.Gas after the measuring light that laser instrument sends is passed and dewatered, be detected device afterwards and receive and be converted to electric signal, analytic unit passes through the decay of analysis to measure light by gas the time, thereby draws the tested gaseous component concentration of at least a second class in the back gaseous material that dewaters.
The course of work of above-mentioned gaseous component monitoring system is:
A, sampling procedure:
Flue gas in the sampler sampling pipe, the flue gas of obtaining is transferred to the heated air chamber through heat tracing pipe;
B, measuring process:
Utilize first measurement mechanism to measure the concentration of the indoor at least a first kind gaseous component of heated air, concrete mode is:
The measuring light that light source sends outputs to the heated air chamber by first optical fiber, the measuring light of passing the indoor flue gas of heated air is again by second Optical Fiber Transmission, afterwards by the light-splitting device beam split, and be detected device and be converted to electric signal, analysis module is analyzed the concentration that described electric signal can obtain the tested gaseous component of at least a first kind; If the tested gaseous component of the described first kind mainly is that those are not in the indoor measurement of described heated air, its measurement result may distortion gaseous component, reduce gaseous metal (as zinc, lead or mercury etc.) and the gaseous metal compound (as mercuric chloride or silver chloride etc.) that its concentration of back can change such as some gases soluble in water such as ammonia, sulphuric dioxide, sulfuric anhydride, nitrogen dioxide, hydrogen chloride, hydrogen fluoride and temperature;
C, step dewaters:
Utilize the moisture of above-mentioned de-watering apparatus removal from heated air chamber discharge flue gas, be specially:
C1, flue gas are passed in the water in the airtight container by inlet channel, part moisture (vaporous water) in the flue gas is stayed in the water, water-soluble gas componant (as gases such as ammonia, sulphuric dioxide, sulfuric anhydride, nitrogen dioxide, hydrogen chloride, hydrogen fluoride) also is dissolved in the water in the airtight container in the flue gas, and the gaseous metal in the flue gas (as zinc, lead or mercury etc.) and gaseous metal compound (as mercuric chloride or silver chloride etc.) also can be stayed in the water owing to temperature reduces;
C2, utilize the carbonated drink separative element that the gas of discharging from water is carried out carbonated drink to separate, isolated water flows in the described airtight container, and isolated gas flow downstream is to treat further analysis;
D, utilize second measurement mechanism to measure to dewater the concentration of at least a second class gaseous component in the gas of back, concrete mode is:
Gas after the measuring light that laser instrument sends is passed and dewatered, be detected device afterwards and receive and be converted to electric signal, thereby analytic unit is learnt the concentration of at least a second class gaseous component in the back gas that dewaters by described electric signal, and some are insoluble in the concentration of the gas of water as carbon monoxide etc.;
In said process, the water yield in the airtight container progressively increases; Exceed the liquid level of setting when the water surface after, the water that is higher than described liquid level is discharged from airtight container.
Above-mentioned embodiment should not be construed as the restriction to the utility model protection domain.Having enumerated the measuring technique of two kinds of gaseous components among the embodiment, can also be other form certainly, as electrochemical techniques, fluorescent spectroscopy technology, paramagnetic analytical technology etc.Under the situation that does not break away from the utility model spirit, any type of change that the utility model is made all should fall within the protection domain of the present utility model.
Claims (4)
1. the pretreatment unit of a gas comprises container, inlet channel, drainage channel and the carbonated drink separative element of sealing;
One end opening of described inlet channel is outside the container of sealing, and the other end is opened in the container of sealing;
One end opening of described drainage channel is in airtight container, and the other end is opened on outside the airtight container; In airtight container, the openend position of drainage channel is higher than the openend of inlet channel;
Described gas-liquid separation unit has inlet end, outlet side and discharge ends, and described inlet end, discharge ends are communicated with respectively with in the airtight container.
2. gaseous component monitoring system comprises:
Sampler is used for the flue gas in the sampling pipe;
Heat tracing pipe is used for the flue gas fluid flow with heat tracing after the sampling to the heated air chamber;
The heated air chamber;
First measurement mechanism is used to measure the concentration of the tested gaseous component of the indoor at least a first kind of heated air;
De-watering apparatus is used for removing the moisture from the flue gas of heated air chamber discharge; Described de-watering apparatus comprises container, inlet channel, drainage channel and the carbonated drink separative element of sealing; One end opening of described inlet channel is outside the container of sealing, and the other end is opened in the container of sealing; One end opening of described drainage channel is in airtight container, and the other end is opened on outside the airtight container; In airtight container, the openend position of drainage channel is higher than the openend of inlet channel; Described gas-liquid separation unit has inlet end, outlet side and discharge ends, and described inlet end, discharge ends are communicated with respectively with in the airtight container;
Second measurement mechanism, second measurement mechanism of the tested gaseous component concentration of at least a second class after measurement dewaters in the gaseous material.
3. monitoring system as claimed in claim 2 is characterized in that: described first measurement mechanism, second measurement mechanism comprise absorption spectrum or Raman spectrum or fluorescence spectrum or galvanochemistry or paramagnetic analytical equipment respectively.
4. monitoring system as claimed in claim 2 is characterized in that: between the de-watering apparatus and second measurement mechanism filtration unit is set, is used for filtering the solid-state of flue gas and/or liquid particles thing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202949507U CN201803886U (en) | 2010-08-16 | 2010-08-16 | Gas pretreatment device and gaseous component monitoring system employing same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202949507U CN201803886U (en) | 2010-08-16 | 2010-08-16 | Gas pretreatment device and gaseous component monitoring system employing same |
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| CN201803886U true CN201803886U (en) | 2011-04-20 |
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| CN2010202949507U Expired - Fee Related CN201803886U (en) | 2010-08-16 | 2010-08-16 | Gas pretreatment device and gaseous component monitoring system employing same |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949789A (en) * | 2010-08-16 | 2011-01-19 | 聚光科技(杭州)股份有限公司 | Method and device for pretreating gas |
| CN102393324A (en) * | 2011-08-01 | 2012-03-28 | 中国石油化工股份有限公司 | Sample pretreatment system of magnetic mechanical oxygen analyzer |
| CN102749318A (en) * | 2012-07-19 | 2012-10-24 | 北京雪迪龙科技股份有限公司 | Device and method for detecting formaldehyde |
| CN102914530A (en) * | 2011-08-05 | 2013-02-06 | 中国石油化工集团公司 | Raman spectrum gas detection system as well as detection method and application thereof |
| CN103472158A (en) * | 2013-09-29 | 2013-12-25 | 中国寰球工程公司 | Gas refrigerant sampling and component analyzing system |
| CN104777145A (en) * | 2015-05-21 | 2015-07-15 | 天津大学 | Raman spectrum system aiming at industrial gas multi-component analysis |
| CN106248639A (en) * | 2016-06-20 | 2016-12-21 | 环境保护部华南环境科学研究所 | Multichannel nitrogen oxides on-line monitoring system based on laser-induced fluorescence (LIF) |
| CN106289883A (en) * | 2016-08-02 | 2017-01-04 | 华电电力科学研究院 | Based on the portable sulfur trioxide sampling apparatus and the method that control condensation method |
| IT202000027308A1 (en) * | 2020-11-16 | 2021-02-16 | Sense Square S R L | Raman Air Quality Monitoring (SMR) System |
| US20220048044A1 (en) * | 2020-08-14 | 2022-02-17 | Huaneng Clean Energy Research Institute | System and method for integrated removal of multiple pollutants in flue gas with near-zero emission |
| JPWO2022113719A1 (en) * | 2020-11-30 | 2022-06-02 | ||
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- 2010-08-16 CN CN2010202949507U patent/CN201803886U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101949789A (en) * | 2010-08-16 | 2011-01-19 | 聚光科技(杭州)股份有限公司 | Method and device for pretreating gas |
| CN102393324A (en) * | 2011-08-01 | 2012-03-28 | 中国石油化工股份有限公司 | Sample pretreatment system of magnetic mechanical oxygen analyzer |
| CN102914530A (en) * | 2011-08-05 | 2013-02-06 | 中国石油化工集团公司 | Raman spectrum gas detection system as well as detection method and application thereof |
| CN102749318A (en) * | 2012-07-19 | 2012-10-24 | 北京雪迪龙科技股份有限公司 | Device and method for detecting formaldehyde |
| CN103472158A (en) * | 2013-09-29 | 2013-12-25 | 中国寰球工程公司 | Gas refrigerant sampling and component analyzing system |
| CN103472158B (en) * | 2013-09-29 | 2014-12-24 | 中国寰球工程公司 | Gas refrigerant sampling and component analyzing system |
| CN104777145A (en) * | 2015-05-21 | 2015-07-15 | 天津大学 | Raman spectrum system aiming at industrial gas multi-component analysis |
| CN106248639A (en) * | 2016-06-20 | 2016-12-21 | 环境保护部华南环境科学研究所 | Multichannel nitrogen oxides on-line monitoring system based on laser-induced fluorescence (LIF) |
| CN106289883A (en) * | 2016-08-02 | 2017-01-04 | 华电电力科学研究院 | Based on the portable sulfur trioxide sampling apparatus and the method that control condensation method |
| US20220048044A1 (en) * | 2020-08-14 | 2022-02-17 | Huaneng Clean Energy Research Institute | System and method for integrated removal of multiple pollutants in flue gas with near-zero emission |
| US12151249B2 (en) * | 2020-08-14 | 2024-11-26 | Huaneng Clean Energy Research Institute | System and method for integrated removal of multiple pollutants in flue gas with near-zero emission |
| IT202000027308A1 (en) * | 2020-11-16 | 2021-02-16 | Sense Square S R L | Raman Air Quality Monitoring (SMR) System |
| JPWO2022113719A1 (en) * | 2020-11-30 | 2022-06-02 | ||
| WO2022113719A1 (en) * | 2020-11-30 | 2022-06-02 | 昭和電工株式会社 | Gas analyzing method |
| CN116635708A (en) * | 2020-11-30 | 2023-08-22 | 株式会社力森诺科 | Gas analysis method |
| US12510482B2 (en) | 2020-11-30 | 2025-12-30 | Resonac Corporation | Gas analyzing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HANGZHOU FOCUSED PHOTONICS ENVIRONMENTAL-PROTECTIN Effective date: 20120313 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120313 Address after: Hangzhou City, Zhejiang province Binjiang District 310052 shore road 760 Co-patentee after: Hangzhou Juguang Environmental Protection Technology Co.,Ltd. Patentee after: Focused Photonics (Hangzhou) Inc. Address before: Hangzhou City, Zhejiang province Binjiang District 310052 shore road 760 Patentee before: Focused Photonics (Hangzhou) Inc. |
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