CN209055859U - A kind of regeneration activity liquid concentration adjusting device - Google Patents
A kind of regeneration activity liquid concentration adjusting device Download PDFInfo
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- CN209055859U CN209055859U CN201822167422.4U CN201822167422U CN209055859U CN 209055859 U CN209055859 U CN 209055859U CN 201822167422 U CN201822167422 U CN 201822167422U CN 209055859 U CN209055859 U CN 209055859U
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- liquid
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- valve
- active liquid
- adjusting device
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Abstract
The utility model discloses a kind of regeneration activity liquid concentration adjusting devices, it is related to catalyst regeneration equipment technical field, including treatment trough, the treatment trough is provided with for further including that active liquid adjusts tank, concentration detection apparatus to the active active liquid of denitrating catalyst implantation；The import that the activity liquid adjusts tank is connected to by liquid outlet pipe with treatment trough, and circulating pump is provided in the liquid outlet pipe, and the outlet that the activity liquid adjusts tank is connected to by input duct with treatment trough, is provided with control valve in the input duct；The concentration detection apparatus includes sampling pump, detecting instrument, the import of the sampling pump passes through sampling pipe respectively and is connected to treatment trough and active liquid adjusting tank, the outlet of the sampling pump is connected to the injection port of the detecting instrument, it is provided with outlet conduit between the outlet of the sampling pump and the injection port of the detecting instrument, is provided with outlet valve on the outlet conduit.Convenient for monitoring the concentration of active liquid, the adjusting efficiency of active liquid concentration is improved.
Description
Technical field
The utility model relates to catalyst regeneration equipment technical field, in particular to a kind of regeneration activity liquid concentration adjusts dress
It sets.
Background technique
Nitrogen oxides is one of Air Pollutant Discharge, the NOx that Chinese industrial, electric power and traffic transport industry discharge at present
90% or more of whole total emission volumns is accounted for, wherein since the NOx that fire coal, fuel oil, biomass fuel combustion generate is most important
Source.Using suitable mode to the flue gas generated after fuel combustion carry out processing be control NOx emission most effective approach it
One, the more selective catalytic reduction method of denitrating flue gas processing mode (SCR) and selective non-catalytic used on our times
Reduction method (SNCR), for coal-fired (fuel oil) station boiler, selective catalytic reduction (SCR) is most widely used.
Catalyst meeting alkali metal poisoning such as As, K, Na in the process used, can be enriched in catalyst surface, and make to be catalyzed
Agent poisoning.Such as arsenic can be enriched in catalyst surface and inner surface, and reaction is prevented to carry out.It influences catalytic effect and use can be shortened
The time limit.Therefore must periodic cleaning just can make its effect that will not weaken, and clean after catalyst should also by activity implantation
It can apply again, the active liquid of implantation is generally ammonium metavanadate solution, the concentration of active liquid is controlled when taking in implantation process,
To meet production requirement.Catalyst active component poisoning.
In the prior art, existing when being detected to active liquid concentration, generally use manual sampling, detection efficiency is low,
The concentration for influencing active liquid adjusts efficiency.
Summary of the invention
The purpose of this utility model is that: a kind of regeneration activity liquid concentration adjusting device is provided, is solved to active liquid
When concentration is detected, generally use manual sampling, detection efficiency is low, influence active liquid concentration adjust efficiency the problem of.
The technical solution adopted in the utility model is as follows:
A kind of regeneration activity liquid concentration adjusting device, including treatment trough, the treatment trough are provided with for denitration catalyst
The active active liquid of agent implantation, further includes that active liquid adjusts tank, concentration detection apparatus；The import that the activity liquid adjusts tank passes through
Liquid outlet pipe is connected to treatment trough, is provided with circulating pump in the liquid outlet pipe, the activity liquid adjust the outlet of tank by into
Liquid pipe road is connected to treatment trough, is provided with control valve in the input duct；The concentration detection apparatus includes sampling pump, detection
Instrument, the import of the sampling pump are connected separately with sampling pipe by selector valve and are connected to treatment trough and active liquid adjusting tank,
The outlet of the sampling pump is connected to the injection port of the detecting instrument, the outlet of the sampling pump and the detecting instrument into
It is provided with outlet conduit between sample mouth, is provided with outlet valve on the outlet conduit.
Further, further include be arranged in sampling pump discharge and the import of detecting instrument between water inlet line, it is described into
Inlet valve is provided on waterpipe.
Further, the water inlet line is connected to by suction pump with external water source.
Further, the inlet valve is solenoid valve.
It further, further include heating device, the heating device adjusts tank for heating the active liquid.
Further, the heating device is electric heating tube, the quantity of the electric heating tube be it is multiple, the multiple electricity plus
Heat pipe is evenly distributed in the outer surface that active liquid adjusts tank.
It further, further include thermally insulating housing, the thermally insulating housing is connect with the outer wall that the active liquid adjusts tank, described
Electric heating tube is respectively positioned on thermally insulating housing and active liquid is adjusted between tank.
Further, the entrance of the detecting instrument is provided with flow-limiting valve.
Further, the detecting instrument is atomic fluorescence spectrophotometer.
Further, the control valve, selector valve and outlet valve are solenoid valve.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1. a kind of regeneration activity liquid concentration adjusting device of the utility model adjusts tank by active liquid and prepares respective concentration
Active liquid selects sampling pump to adjust tank with active liquid and is connected to by selector valve, and acquires active liquid by sampling pump and adjust in tank
Active liquid sample be transported to detecting instrument, the concentration data for the active liquid that active liquid is adjusted in tank is obtained by detecting instrument,
After detection, the extra active liquid sample of outlet valve discharge is opened, is entered in treatment trough by opening the active liquid of control valve control；
It selects sampling pump to be connected to treatment trough by selector valve, detection is transported to by the active liquid sample in sampling pump acquisition process slot
Instrument obtains the concentration data of the active liquid in treatment trough by detecting instrument, and after detection, it is extra to open outlet valve discharge
Active liquid sample；Convenient for the concentration of the active liquid in real-time monitoring treatment trough, when the concentration of active liquid is unsatisfactory for production requirement
Pass through, the active liquid in treatment trough is transported to by active liquid by starting circulating pump and adjusts progress concentration adjusting in tank, convenient for defeated
Meet the active liquid of catalyst production requirement out, improves the adjusting efficiency of active liquid concentration.
2. a kind of regeneration activity liquid concentration adjusting device of the utility model introduces clear water by water inlet line and pumps out to sampling
Remaining active liquid is cleaned between mouth and the import of detecting instrument, further increases the detection accuracy of active liquid concentration.
3. a kind of regeneration activity liquid concentration adjusting device of the utility model adjusts tank to active liquid by heating device and carries out
It heats, the water in heating of Activated liquid regulation pipe, is dissolved in hot water convenient for ammonium metavanadate when the configuration of active liquid.
Detailed description of the invention
The utility model will illustrate by example and with reference to the appended drawing, in which:
Fig. 1 is a kind of structural schematic diagram of regeneration activity liquid concentration adjusting device of the utility model；
In figure, 1- treatment trough, 2- activity liquid adjust tank, 3- concentration detection apparatus, 31- sampling pump, 32- detecting instrument, 4-
Circulating pump, 5- control valve, 6- outlet valve, 7- inlet valve, 8- suction pump, 9- heating device, 10- thermally insulating housing, 11- flow-limiting valve,
12- selector valve.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Embodiment 1
It elaborates below with reference to Fig. 1 to the utility model.
A kind of regeneration activity liquid concentration adjusting device, including treatment trough 1, the treatment trough 1 are provided with for urging denitration
The active active liquid of agent implantation, further includes that active liquid adjusts tank 2, concentration detection apparatus 3；It is described activity liquid adjust tank 2 into
Mouth is connected to by liquid outlet pipe with treatment trough 1, and circulating pump 4 is provided in the liquid outlet pipe, and the activity liquid adjusts going out for tank 2
Mouth is connected to by input duct with treatment trough 1, and control valve 5 is provided in the input duct；The concentration detection apparatus 3 includes
The import of sampling pump 31, detecting instrument 32, the sampling pump 31 is connected separately with sampling pipe and treatment trough 1 by selector valve 12
It adjusts tank 2 with active liquid to be connected to, the outlet of the sampling pump 31 is connected to the injection port of the detecting instrument 32, the sampling pump
It is provided with outlet conduit between 31 outlet and the injection port of the detecting instrument 32, is provided with outlet valve on the outlet conduit
6。
Preferably, the entrance of the detecting instrument 32 is provided with flow-limiting valve 11.The control valve 5, selector valve 12 and go out
Water valve 6 is solenoid valve.
Specifically, the detecting instrument 32 is atomic fluorescence spectrophotometer.
The working process of the utility model is as follows: the active liquid that tank 2 prepares respective concentration is adjusted by active liquid, passes through selection
Valve 12 selects sampling pump 31 to be connected to active liquid adjusting tank 2, and acquires the active liquid in active liquid adjusting tank 2 by sampling pump 31
Sample is transported to detecting instrument 32, and the concentration data for the active liquid that active liquid is adjusted in tank 2, detection are obtained by detecting instrument 32
After, it opens outlet valve 6 and extra active liquid sample is discharged, it is logical when the concentration of active liquid meets the production requirement of catalyst
It crosses opening control valve 5 and controls active liquid and enter in treatment trough 1.After a certain period of time, sampling pump 31 and place are selected by selector valve 12
It manages slot 1 to be connected to, detecting instrument 32 is transported to by the active liquid sample in 31 acquisition process slot 1 of sampling pump, passes through detecting instrument
32 obtain the concentration data of the active liquid in treatment trough 1, after detection, open outlet valve 6 and extra active liquid sample is discharged.Just
In the concentration of the active liquid in real-time monitoring treatment trough 1, pass through when the concentration of active liquid is unsatisfactory for production requirement, passes through starting
Active liquid in treatment trough 1 is transported to active liquid and adjusts progress concentration adjusting in tank 2 by circulating pump 4, is recycled above-mentioned steps, is convenient for
Output meets the active liquid of catalyst production requirement, improves the adjusting efficiency of active liquid concentration.
Embodiment 2
On the basis of embodiment 1, as shown in Figure 1, further including that the outlet of sampling pump 31 and detecting instrument 32 is arranged in
Water inlet line between import is provided with inlet valve 7 on the water inlet line.The water inlet line passes through suction pump 8 and outside
Water source connection.The inlet valve 7 is solenoid valve.
After being detected in the present embodiment, after extra active liquid sample is discharged in opening outlet valve 6, opens inlet valve 7 and control
Water inlet line is opened, and starting suction pump 8 obtains import of the clear water to sampling pump 31 outlet and detecting instrument 32 in external water source
Between remaining active liquid cleaned, open outlet valve 6 and open outlet conduit and exclude the sewage after cleaning, convenient for further
Improve the detection accuracy of active liquid concentration.
Embodiment 3
On the basis of embodiment 1, as shown in Figure 1, further including heating device 9, the heating device 9 is for heating institute
It states active liquid and adjusts tank 2.The heating device 9 is electric heating tube, the quantity of the electric heating tube be it is multiple, the multiple electricity plus
Heat pipe is evenly distributed in the outer surface that active liquid adjusts tank 2.It further include thermally insulating housing 10, the thermally insulating housing 10 and the work
Property liquid adjust the outer wall connection of tank 2, the electric heating tube is respectively positioned on thermally insulating housing 10 and active liquid is adjusted between tank 2.
The clear water in tank 2 is adjusted to active liquid by electric heating tube in the present embodiment to heat, it is molten convenient for ammonium metavanadate
In the clear water of solution after the heating, wherein electric heating tube is isolated by thermally insulating housing 10, burning when electric heating tube being avoided to work
Hurt staff.
The above, only preferred embodiments of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art, can be without creative labor in the technical scope disclosed by the utility model
The dynamic change or replacement expected, should be covered within the scope of the utility model.Therefore, the protection model of the utility model
Enclosing be determined by the scope of protection defined in the claims.
Claims (10)
1. a kind of regeneration activity liquid concentration adjusting device, including treatment trough, the treatment trough are provided with for denitrating catalyst
It is implanted into active active liquid, it is characterised in that: further include that active liquid adjusts tank, concentration detection apparatus；The activity liquid adjusts tank
Import be connected to treatment trough by liquid outlet pipe, circulating pump is provided in the liquid outlet pipe, the active liquid adjusting tank
Outlet is connected to by input duct with treatment trough, is provided with control valve in the input duct；The concentration detection apparatus includes
The import of sampling pump, detecting instrument, the sampling pump is connected separately with sampling pipe and treatment trough and active liquid by selector valve
Adjust tank connection, the outlet of the sampling pump is connected to the injection port of the detecting instrument, the outlet of the sampling pump with it is described
It is provided with outlet conduit between the injection port of detecting instrument, is provided with outlet valve on the outlet conduit.
2. a kind of regeneration activity liquid concentration adjusting device according to claim 1, it is characterised in that: further include that setting is being adopted
Water inlet line between sample pump discharge and the import of detecting instrument is provided with inlet valve on the water inlet line.
3. a kind of regeneration activity liquid concentration adjusting device according to claim 2, it is characterised in that: the water inlet line is logical
Suction pump is crossed to be connected to external water source.
4. a kind of regeneration activity liquid concentration adjusting device according to claim 2, it is characterised in that: the inlet valve is electricity
Magnet valve.
5. a kind of regeneration activity liquid concentration adjusting device according to claim 1, it is characterised in that: further include heating dress
It sets, the heating device adjusts tank for heating the active liquid.
6. a kind of regeneration activity liquid concentration adjusting device according to claim 5, it is characterised in that: the heating device is
Electric heating tube, the quantity of the electric heating tube be it is multiple, the multiple electric heating tube is evenly distributed in active liquid and adjusts tank
Outer surface.
7. a kind of regeneration activity liquid concentration adjusting device according to claim 6, it is characterised in that: further include heat-insulated outer
Shell, the thermally insulating housing are connect with the outer wall that the active liquid adjusts tank, and the electric heating tube is respectively positioned on thermally insulating housing and activity
Liquid is adjusted between tank.
8. a kind of regeneration activity liquid concentration adjusting device according to claim 1, it is characterised in that: the detecting instrument
Entrance is provided with flow-limiting valve.
9. a kind of regeneration activity liquid concentration adjusting device according to claim 1, it is characterised in that: the detecting instrument is
Atomic fluorescence spectrophotometer.
10. a kind of regeneration activity liquid concentration adjusting device according to claim 1, it is characterised in that: the control valve, choosing
It selects valve and outlet valve is solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822167422.4U CN209055859U (en) | 2018-12-20 | 2018-12-20 | A kind of regeneration activity liquid concentration adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822167422.4U CN209055859U (en) | 2018-12-20 | 2018-12-20 | A kind of regeneration activity liquid concentration adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209055859U true CN209055859U (en) | 2019-07-02 |
Family
ID=67055276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822167422.4U Expired - Fee Related CN209055859U (en) | 2018-12-20 | 2018-12-20 | A kind of regeneration activity liquid concentration adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209055859U (en) |
-
2018
- 2018-12-20 CN CN201822167422.4U patent/CN209055859U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190702 Termination date: 20211220 |