CN208596155U - One kind being used for NO-NO2The analysis system of transformation rule - Google Patents
One kind being used for NO-NO2The analysis system of transformation rule Download PDFInfo
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- CN208596155U CN208596155U CN201821409891.6U CN201821409891U CN208596155U CN 208596155 U CN208596155 U CN 208596155U CN 201821409891 U CN201821409891 U CN 201821409891U CN 208596155 U CN208596155 U CN 208596155U
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- 230000009466 transformation Effects 0.000 title claims abstract description 44
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 239000007789 gas Substances 0.000 claims description 79
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 45
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 13
- 239000003546 flue gas Substances 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 12
- 230000002572 peristaltic effect Effects 0.000 claims description 5
- 241000208340 Araliaceae Species 0.000 claims description 3
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims description 3
- 235000003140 Panax quinquefolius Nutrition 0.000 claims description 3
- 235000008434 ginseng Nutrition 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 241000208125 Nicotiana Species 0.000 description 3
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010009 beating Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses one kind to be used for NO-NO2The analysis system of transformation rule, using in the utility model be used for NO-NO2The analysis system of transformation rule can simulate the NO-NO under different set parameter in experimental state2Conversion ratio, and corresponding transformation rule is obtained according to the conversion ratio.It is therefore not necessary to be verified at the scene, to reduce NO-NO2The research cost of transformation rule.In addition, being used for NO-NO in the utility model2The analysis system of transformation rule can also be analyzed for different gas, applied widely.
Description
Technical field
The utility model relates to NO-NO2Transformation rule analysis technical field is used for NO-NO more specifically to one kind2
The analysis system of transformation rule.
Background technique
Currently, F grades of gas turbine units of most domestic are in starting, the still generally existing tobacco that emits under running on the lower load
How problem solves the problems, such as that tobacco is still that current GTCC power plant urgently solves for the gas turbine unit based on day start and stop, peak regulation
A difficult point certainly.Preliminary judgement, tobacco are due to NO in flue gas under running on the lower load2Content raising causes, if at the scene
The pollution for not only causing environment is verified, research cost is also very big.
Therefore, how NO-NO is reduced2The research cost of transformation rule becomes those skilled in the art's skill urgently to be resolved
Art problem.
Utility model content
In view of this, technical problem to be solved in the utility model is how to reduce NO-NO2The research of transformation rule at
This, for this purpose, the utility model provides one kind for NO-NO2The analysis system of transformation rule.
To achieve the above object, the utility model provides the following technical solutions:
One kind being used for NO-NO2The analysis system of transformation rule, comprising:
Multiple gas incoming ends for being used to introduce gas；
For mixing the mixing pipe of multiple gases；
The gas incoming end and the flow distributor mixed between pipe are set, and the flow distributor adjusts every
A gas incoming end is introduced to the gas flow in the mixing pipe；
The heating tape being connected to the mixing pipe, the heating tape are used to heat the gas in the mixing pipe；
With the water supplying pipe that be connected to of mixing pipe, the water supply for squeezing into water into mixing pipe is provided on the water supplying pipe
Component；
The heater being connected to the heating tape, the heater are used for the heater that mixed gas is chemically reacted；
And
The flue gas analyzer of the concentration of target components in flue gas for measuring the heater discharge.
Preferably, NO-NO is used for above-mentioned2In the analysis system of transformation rule, further includes: controller receives setting ginseng
Number, according to the setup parameter, controls the flow distributor and the water supply component, is entered with adjusting multiple gas incoming ends
Gas flow and water flow in corresponding threshold value；And it is obtained according to the target components concentration corresponding under the setup parameter
NO-NO2 conversion ratio.
Preferably, NO-NO is used for above-mentioned2In the analysis system of transformation rule, further includes: be arranged in the heater
Temperature sensor, the temperature sensor is used to detect the temperature of the heater；With
Thermoregulator in the heater is set, and the thermoregulator can adjust the temperature in the heater
Degree.
Preferably, NO-NO is used for above-mentioned2In the analysis system of transformation rule, the controller is joined according to the setting
Number controls the flow distributor, the water supply component and thermoregulator, to adjust the gas that multiple gas incoming ends enter
Flow, water flow and temperature are in corresponding threshold value；And it is obtained according to the target components concentration corresponding under the setup parameter
NO-NO2 conversion ratio.
Preferably, NO-NO is used for above-mentioned2In the analysis system of transformation rule, the setup parameter includes multiple gases
One or more of flow, water and temperature.
Preferably, NO-NO is used for above-mentioned2In the analysis system of transformation rule, the heater is resistance furnace.
Preferably, NO-NO is used for above-mentioned2In the analysis system of transformation rule, the flow distributor is flow control
Device.
Preferably, NO-NO is used for above-mentioned2In the analysis system of transformation rule, the water supply component is peristaltic pump.
Preferably, NO-NO is used for above-mentioned2In the analysis system of transformation rule, each gas incoming end is respectively provided with
There is first switch valve.
It can be seen from the above technical scheme that in use, multiple gases are docked with corresponding gas incoming end respectively；
Heater；After waiting preset time, flow distributor is opened, needs to set each component gas flow according to concentration；To each
The concentration of flue gas analyzer record target components, is finally converted to NO-NO after group measurement fractional value is stablized2Conversion ratio.Using this
NO-NO is used in utility model2The analysis system of transformation rule can simulate the NO- under different set parameter in experimental state
NO2Conversion ratio, and corresponding transformation rule is obtained according to the conversion ratio.It is therefore not necessary to be verified at the scene, to reduce
NO-NO2The research cost of transformation rule.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of principle of the analysis system for NO-NO2 transformation rule provided by the utility model embodiment
Figure；
Fig. 2 is the principle of another analysis system for being used for NO-NO2 transformation rule provided by the utility model embodiment
Figure；
Fig. 3 is the principle of another analysis system for being used for NO-NO2 transformation rule provided by the utility model embodiment
Figure；
In figure, 100 be gas incoming end, 200 be mix pipe, 300 be gas distributor, 400 be water supplying pipe, 500 be confession
Water assembly, 600 be heating tape, 700 be heater, 800 be flue gas analyzer, 900 be controller, 101 be first switch valve,
401 be second switch valve.
Specific embodiment
The core of the utility model is to provide a kind of for NO-NO2The analysis system of transformation rule, to reduce NO-NO2
The research cost of transformation rule.
In addition, embodiments illustrated below does not play any restriction effect to utility model content documented by claim.
In addition, the full content of composition represented by following example is not limited to the solution as utility model documented by claim
Necessary to scheme.
According to the exhaust gas composition and temperature condition under combustion engine steady working condition, it is made into the identical mixed gas of concentration of component,
Assigned temperature is heated to after mixed gas is mixed in heating furnace, mixed gas can occur to chemically react accordingly herein.It is mixed
After closing gas reaction generation, exhaust gas composition is measured by flue gas analyzer.It, will be different by changing the magnitude of different affecting factors
Mixed gas exhaust gas composition compares under operating condition, research mixing wherein each component concentration and temperature to NO-NO2Transformation rule.
Referring to Fig. 1, being used for NO-NO in the utility model2The analysis system of transformation rule, comprising: multiple gases connect
Enter end 100, mix pipe 200, flow distributor 300, heating tape 600, water supplying pipe 400, water supply component 500, heater 700 and cigarette
Gas analyzer 800.Wherein:
Multiple gas incoming ends 100 are for introducing multiple gases；
Pipe 200 is mixed for mixing multiple gases；
Flow distributor 300 is arranged between the gas incoming end 100 and the mixing pipe 200, the assignment of traffic
Device 300 adjusts the gas flow that each gas incoming end 100 is introduced in the mixing pipe 200；In the utility model only
Want the structure that can achieve the purpose that adjust each gas flow within the protection scope of the present utility model, in order to accurately control
In the utility model embodiment, flow controller is preferably used.
Heating tape 600 is connected to the mixing pipe 200, and the heating tape 600 is used to heat the gas in the mixing pipe 200
Body；
Water supplying pipe 400 is connected to the mixing pipe 200, is provided on the water supplying pipe 400 for beating into mixing pipe 200
Enter the water supply component 500 of water；Formula component is water pump, and in order to achieve the purpose that accurately to control, preferred pump is peristaltic pump, is used
Peristaltic pump, which can not only reach, to be precisely controlled, moreover, therefore water in water supply process, is not easy with the interior contact of peristaltic pump
It is mixed into impurity, to guarantee the reliability of result of study.
Heater 700 is connected to the heating tape 600, what the heater 700 was chemically reacted for mixed gas
Heater 700；As long as the heater 700 that can be heated to mixed gas in preset temperature is in the protection of the utility model
In range, the heater 700 in the utility model embodiment preferably is resistance furnace, and further, which is
Tube type resistance furnace.
Flue gas analyzer 800 is used to measure the concentration of target components in the flue gas that the heater 700 is discharged.
In use, multiple gases are docked with corresponding gas incoming end 100 respectively；Heater 700；It waits default
After time, flow distributor 300 is opened, needs to set each component gas flow according to concentration；Stablize to each group measurement fractional value
Flue gas analyzer 800 records the concentration of target components afterwards, is finally converted to NO-NO2Conversion ratio.Using being used in the utility model
NO-NO2The analysis system of transformation rule can simulate the NO-NO under different set parameter in experimental state2Conversion ratio, and according to
The conversion ratio obtains corresponding transformation rule.It is therefore not necessary to be verified at the scene, to reduce NO-NO2Transformation rule
Research cost.
Referring to Fig. 2, in order to reduce the error during manual record, in above scheme base in the utility model embodiment
It further include controller 900 on plinth, which receives setup parameter, according to the setup parameter, controls the flow point
Orchestration 300 and the water supply component 500, to adjust gas flow and water flow that multiple gas incoming ends 100 enter in correspondence
Threshold value in；And corresponding NO-NO under the setup parameter is obtained according to the target components concentration2Conversion ratio.
Above-mentioned entire analytic process is carried out automatically controlling by controller, is reduced operator and is participated in, so as to reduce
Error in analytic process.In addition, being used for NO-NO in the utility model2The analysis system of transformation rule can also be directed to different
Gas is analyzed, applied widely.
It should be noted that the setup parameter in the utility model embodiment includes each gas flow and water flow.By setting
When certain fixed several gas flow and constant water flow, by changing one of gas flow, residual gas stream flow and water flow
It when constant, measures in this case, the content of object element, to obtain NO-NO2Conversion ratio；Such as: when above-mentioned gas is N2、
O2, CO, NO when, set N2、O2, CO, NO and water flow it is constant, set different O2Flow respectively obtains NO- under different situations
NO2Conversion ratio finally obtains O2Flow is for NO-NO2Transformation rule.
Alternatively, when above-mentioned gas is N2、O2, CO, NO when, set N2、O2, CO, NO and O2Flow is constant, by changing water flow
Amount, respectively obtains NO-NO under different situations2Conversion ratio finally obtains water flow for NO-NO2Transformation rule.
In order to further expand the application range of above system, the system of the utility model embodiment further includes being arranged in institute
The temperature sensor in heater 700 is stated, the temperature sensor is used to detect the temperature of the heater 700；With
Thermoregulator in the heater 700 is set, and the thermoregulator can adjust the heater 700
In temperature.
The controller controls the flow distributor 300, the water supply component 500 and temperature according to the setup parameter
Adjuster, to adjust gas flow, water flow and the temperature of multiple entrance of gas incoming ends 100 in corresponding threshold value；And root
Corresponding NO-NO under the setup parameter is obtained according to the target components concentration2Conversion ratio.At this point, the setup parameter includes more
One or more of a gas flow, water and temperature.
In addition, in order to achieve the purpose that facilitate control start and stop, each gas incoming end 100 is all provided in above system
It is equipped with first switch valve 101, introduces on the water supplying pipe 400 of water supply and is additionally provided with second switch valve 401.
Multiple gases are docked with corresponding gas incoming end 100 respectively；Heater 700；After waiting preset time,
Flow distributor 300 is opened, needs to set each component gas flow according to concentration, opens each first switch valve 101 and second and open
Close valve 401；Flue gas analyzer 800 records the concentration of target components after each group measurement fractional value is stablized, and is finally converted to NO-
NO2Conversion ratio.Using in the utility model be used for NO-NO2The analysis system of transformation rule can be simulated different in experimental state
NO-NO under setup parameter2Conversion ratio, and corresponding transformation rule is obtained according to the conversion ratio.It is therefore not necessary to carry out at the scene
Verifying, to reduce NO-NO2The research cost of transformation rule.
As N in gas2When, the above method further include: remove flue gas analyzer 800, close heater 700, close each gas
First switch valve 101 and water supply component 500 on body incoming end 100 are opened for introducing N2Gas incoming end 100 on
First switch valve 101 leads to 20 minutes N2, it is then shut off for introducing N2Gas incoming end 100 on first switch valve 101, close
It holds one's breath source.So other gases remaining in pipeline can be discharged for operation, improve the analysis precision of system.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (9)
1. one kind is used for NO-NO2The analysis system of transformation rule characterized by comprising
Multiple gas incoming ends for being used to introduce gas；
For mixing the mixing pipe of multiple gases；
The gas incoming end and the flow distributor mixed between pipe are set, and the flow distributor adjusts each institute
State the gas flow that gas incoming end is introduced in the mixing pipe；
The heating tape being connected to the mixing pipe, the heating tape are used to heat the gas in the mixing pipe；
With the water supplying pipe that be connected to of mixing pipe, the water supply group for squeezing into water into mixing pipe is provided on the water supplying pipe
Part；
The heater being connected to the heating tape, the heater are used for the heater that mixed gas is chemically reacted；And
The flue gas analyzer of the concentration of target components in flue gas for measuring the heater discharge.
2. being used for NO-NO as described in claim 12The analysis system of transformation rule, which is characterized in that further include: controller,
It receives setup parameter and the flow distributor and the water supply component is controlled according to the setup parameter, to adjust multiple gases
The gas flow and water flow that incoming end enters are in corresponding threshold value；And setting ginseng is obtained according to the target components concentration
Corresponding NO-NO2 conversion ratio under several.
3. being used for NO-NO as claimed in claim 22The analysis system of transformation rule, which is characterized in that further include: it is arranged in institute
The temperature sensor in heater is stated, the temperature sensor is used to detect the temperature of the heater；With
Thermoregulator in the heater is set, and the thermoregulator can adjust the temperature in the heater.
4. being used for NO-NO as claimed in claim 32The analysis system of transformation rule, which is characterized in that the controller according to
The setup parameter controls the flow distributor, the water supply component and thermoregulator, to adjust multiple gas incoming ends
Gas flow, water flow and the temperature of entrance are in corresponding threshold value；And setting ginseng is obtained according to the target components concentration
Corresponding NO-NO under several2Conversion ratio.
5. being used for NO-NO as described in claim 12The analysis system of transformation rule, which is characterized in that the setup parameter packet
Include one or more of multiple gas flows, water and temperature.
6. being used for NO-NO as described in claim 12The analysis system of transformation rule, which is characterized in that the heater is electricity
Hinder furnace.
7. being used for NO-NO as described in claim 12The analysis system of transformation rule, which is characterized in that the flow distributor
For flow controller.
8. being used for NO-NO as described in claim 12The analysis system of transformation rule, which is characterized in that the water supply component is
Peristaltic pump.
9. being used for the analysis system of NO-NO2 transformation rule as described in claim 1, which is characterized in that each gas connects
Enter end and is provided with first switch valve.
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| Application Number | Priority Date | Filing Date | Title |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956896A (en) * | 2018-08-29 | 2018-12-07 | 国电环境保护研究院有限公司 | One kind being used for NO-NO2The analysis system and analysis method of transformation rule |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956896A (en) * | 2018-08-29 | 2018-12-07 | 国电环境保护研究院有限公司 | One kind being used for NO-NO2The analysis system and analysis method of transformation rule |
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