CN205570102U - Cool and thermal power trigeminy supplies gas internal combustion unit deNOx systems - Google Patents
Cool and thermal power trigeminy supplies gas internal combustion unit deNOx systems Download PDFInfo
- Publication number
- CN205570102U CN205570102U CN201620131159.1U CN201620131159U CN205570102U CN 205570102 U CN205570102 U CN 205570102U CN 201620131159 U CN201620131159 U CN 201620131159U CN 205570102 U CN205570102 U CN 205570102U
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- China
- Prior art keywords
- delivery outlet
- carbamide
- input port
- flue gas
- combustion engine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses a cool and thermal power trigeminy supplies gas internal combustion unit deNOx systems, supply with injection system including urea solution, the delivery outlet that urea solution supplied with injection system links to each other with the urea input port that mixes the pipeline, the cool and thermal power trigeminy supplies the high temperature flue gas output pipeline's of gas internal combustion unit delivery outlet to link to each other with the flue gas input port that mixes the pipeline, the delivery outlet that mixes the pipeline is continuous with the input port of SCR reactor, the delivery outlet of SCR reactor links to each other via the emission input port of discharge tube with the chimney, install NOx concentration detection sensor in the high temperature flue gas output pipeline of cool and thermal power trigeminy confession gas internal combustion unit, temperature detection sensor, install NOx concentration detection sensor in the discharge tube. The utility model discloses can supply the NOx that gas internal -combustion engine copy cast was put in the flue gas to carry out effectual denitration treatment to the cool and thermal power trigeminy, the NOx content in the emission compliance flue gas accords with the relevant emission standard of country.
Description
Technical field
This utility model relates to a kind of denitrating system being applied to cold, heat and electricity triple supply gas internal-combustion engine group, belongs to
Gas denitrifying technology field.
Background technology
The NO produced in coal-fired processx(nitrogen oxides) is NO in cityxMain source, and firepower is sent out
The NO that power plant is dischargedxAll coal fire discharged in occupy 65%, so coal electricity is withdrawn big and medium-sized cities be
Extremely urgent task.The most many cities are it is determined that build the combustion gas cool and thermal power three of below 10MW in a large number
Alliance energy source station.Implement can be seen that from reality, although natural gas belongs to clean energy resource, but cool and thermal power three
NO in the tail gas that alliance gas internal-combustion engine group is dischargedxConcentration still be well beyond national standard (" Gu
Fixed pattern internal combustion engine atmosphere pollutants emission standards " (DB11 1056-2013)) the middle NO specifiedxDischarge limit
Value.As can be seen here, design one for cold, heat and electricity triple supply gas internal-combustion engine group and effectively solve nitrogen oxides
The technical scheme of discharge, is current urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of cold, heat and electricity triple supply gas internal-combustion engine group denitrating system, its
Can be to the NO in cold, heat and electricity triple supply gas internal-combustion engine group discharge flue gasxCarry out effective denitration process, denitration
Efficiency is high, the NO in the flue gas up to standard given offxContent meets country's relevant emission standards.
To achieve these goals, this utility model have employed techniques below scheme:
A kind of cold, heat and electricity triple supply gas internal-combustion engine group denitrating system, it is characterised in that: it includes urea liquid
Supply spraying system, SCR reactor, denitration robot control system(RCS), wherein: urea liquid supply spraying system
Delivery outlet is connected with the carbamide input port of mixed pipe line, the high-temperature flue gas of cold, heat and electricity triple supply gas internal-combustion engine group
The delivery outlet of output channel is connected with the flue gas input port of mixed pipe line, the delivery outlet of mixed pipe line and SCR
The input port of reactor is connected, and the delivery outlet of SCR reactor is via the discharge input port of discharge tube Yu chimney
It is connected, in the high-temperature flue gas output channel of cold, heat and electricity triple supply gas internal-combustion engine group, NO is installedxConcentration Testing
Sensor, temperature detection sensor, be provided with NO in discharge tubexConcentration detection sensor, urea liquid
Supply spraying system, SCR reactor, NOxConcentration detection sensor, temperature detection sensor are with denitration certainly
Ore-controlling Role is connected.
The utility model has the advantages that:
1, often set cold, heat and electricity triple supply gas internal-combustion engine assembles and sets this utility model denitrating system.This reality
Cold, heat and electricity triple supply gas internal-combustion engine group can be discharged the NO in flue gas with novelxCarry out at effective denitration
Reason, denitration efficiency is high, the NO in the flue gas up to standard given offxContent meets country's relevant emission standards.
2, the urea liquid used in this utility model can be selected for the standard urea solution that concentration is 32.5%,
This urea liquid purity is high, little on denitrating catalyst impact, can effectively extend the use longevity of denitrating catalyst
Life, and it is not easily blocked carbamide atomizing lance, do not interfere with atomizing effect, without any potential safety hazard.
3, in actual use, this utility model can arrange two carbamide metering ejector pumps, the using and the reserved,
When use in carbamide metering ejector pump break down time, can switch rapidly, it is ensured that of the present utility model normally
Run.
4, this utility model will not be able to produce between independent operating, and cold, heat and electricity triple supply gas internal-combustion engine group
Any interference, stable and reliable operation, service life is long.
5, this utility model automaticity is high, it is not necessary to manually participates in, has been truly realized " unmanned ",
And running state parameter, warning message etc. can be uploaded to remote control center and real time down in real time extremely
The intelligent mobile terminal of related personnel.
6, this utility model uses the common the highest tolerable temperature denitrating catalyst up to 600 DEG C, denitration
Response speed is fast, and denitration efficiency is high, low cost.
7, spraying system floor space is little, tube side is short, fault rate for the supply of the urea liquid in this utility model
Low, maintenance convenience, intelligence degree height.
Accompanying drawing explanation
Fig. 1 is composition schematic diagram of the present utility model.
Detailed description of the invention
As it is shown in figure 1, this utility model cold, heat and electricity triple supply gas internal-combustion engine group denitrating system includes that carbamide is molten
Liquid supply spraying system, SCR reactor 30, denitration robot control system(RCS) 50, wherein: urea liquid supply spray
The carbamide input port of the delivery outlet and mixed pipe line of penetrating system is connected, cold, heat and electricity triple supply gas internal-combustion engine group 70
The delivery outlet of high-temperature flue gas output channel be connected with the flue gas input port of mixed pipe line, the output of mixed pipe line
Mouthful be connected with the input port of SCR reactor 30, the delivery outlet of SCR reactor 30 via discharge tube and
The discharge input port of chimney 40 is connected, the high-temperature flue gas outlet tube of cold, heat and electricity triple supply gas internal-combustion engine group 70
NO is installed in roadxConcentration detection sensor 61, temperature detection sensor 63, near SCR in discharge tube
The equipped at outlet port of reactor 30 is provided with NOxConcentration detection sensor 62, urea liquid supply spraying system,
SCR reactor 30, NOxConcentration detection sensor 61,62, the signal port of temperature detection sensor 63
It is connected with the corresponding signal port of denitration robot control system(RCS) 50 respectively.
Such as Fig. 1, urea liquid feed unit 11 can be included it is preferred that urea liquid supplies spraying system, urinate
Cellulose solution jet box 12 and carbamide injection cabinet 13, wherein: urea liquid feed unit 11 includes urea liquid
Tank and the level indicator being arranged in urea solution tank, temperature sensor, in urea liquid jet box 12
It is provided with carbamide metering ejector pump, air compressor, jet control system, in carbamide injection cabinet 13, is provided with urine
Element atomizing lance, the delivery outlet of urea solution tank connects with the input port of carbamide metering ejector pump, and carbamide measures
Ejector pump, the delivery outlet of air compressor connect to the corresponding input port of carbamide atomizing lance respectively, nreameter
Amount ejector pump, the signal port of air compressor connect with the corresponding signal port of jet control system respectively,
And level indicator, temperature sensor, jet control system, the signal delivery port of carbamide atomizing lance are divided
Do not connect with the corresponding signal port of denitration robot control system(RCS) 50.
Such as Fig. 1, mixed pipe line can include the mixing duct 22 of straight pipe type, in mixing duct 22, near mixed
At the input port of conjunction pipeline 22, the carbamide making high-temperature flue gas and atomized spray go out by frame for movement is installed molten
The mixed uniformly blender of liquid 21, the spout of carbamide atomizing lance is plugged in the carbamide input port of blender 21
On, the delivery outlet of the high-temperature flue gas output channel of cold, heat and electricity triple supply gas internal-combustion engine group 70 and blender 21
Flue gas input port connect, the delivery outlet of blender 21 is towards the delivery outlet of mixing duct 22, mixing duct
The delivery outlet of 22 is connected with the input port of SCR reactor 30.
In this utility model, SCR reactor 30 can be selected for this area existing SCR reactor, preferably
Ground, can be provided with flue gas rectification and guide device, be provided with urging of denitrating catalyst in the housing of SCR reactor 30
Change denitrification apparatus.It addition, the sensor etc. of detection relevant parameter also can be installed in SCR reactor 30.
When reality is implemented, denitration robot control system(RCS) 50 can and remote control center 90 between communicate wirelessly,
And denitration robot control system(RCS) 50 can and intelligent mobile terminal 80 (such as mobile phone etc.) between communicate wirelessly.
In this utility model, carbamide metering ejector pump, carbamide atomizing lance, blender 21, cool and thermal power three
Alliance gas internal-combustion engine group 70 grade is the existing device of this area, jet control system, denitration robot control system(RCS)
50 grades are system known in the art, therefore their concrete composition the most here describes in detail.
Such as Fig. 1, work process of the present utility model is:
High-temperature flue gas is entered mixed via high-temperature flue gas output channel by cold, heat and electricity triple supply gas internal-combustion engine group 70
Clutch 21.NOxConcentration detection sensor 61, temperature detection sensor 63 detect high-temperature flue gas the most in real time
NO in output channelxConcentration, temperature also send detection data to denitration robot control system(RCS) 50, NOxDense
Degree detection sensor 62 detects the NO of SCR reactor 30 equipped at outlet port in real timexConcentration also will detect data
Sending denitration robot control system(RCS) 50 to, denitration robot control system(RCS) 50 is according to the NO receivedxConcentration and temperature data,
Calculate the urea liquid emitted dose of required injection.Then, denitration robot control system(RCS) 50 is by control information transmission
To jet control system and control carbamide atomizing lance, jet control system control carbamide metering ejector pump,
On the basis of air compressor runs, carbamide atomizing lance is appropriate with atomised form injection in blender 21
Urea liquid.Then, high-temperature flue gas uniformly mixes in blender 21 with urea liquid, and carbamide
Solution is pyrolyzed generation NH under the high temperature conditions3(ammonia of dilution), then with NH3High-temperature flue gas lead to
Cross mixing duct 22 and enter SCR reactor 30.In SCR reactor 30, with NH3High temperature cigarette
Gas is after flue gas rectification and guide device continues uniformly mixing, and the denitrating catalyst in catalytic denitration device is made
Under with, NH3With the NO in high-temperature flue gasxCarry out reduction reaction, make NO harmful in flue gasxBecome harmless
N2And H2Discharge the flue gas up to standard meeting country's relevant emission standards after O, thus flue gas up to standard is via row
Put pipeline to be discharged into air from chimney 40, complete denitrating flue gas process.
In reality is implemented, pressure differential detection analytical equipment can be installed in SCR reactor 30, denitration automatic control system
System 50 carrys out the service condition of real-time judge denitrating catalyst according to the pressure difference data received, to change in time.
In actual motion, denitration robot control system(RCS) 50 can be in real time by running state parameter, warning message etc.
Reach remote control center 90 and be issued on the intelligent mobile terminal 80 of related personnel, it is achieved remotely grasping
Control and monitoring.
The utility model has the advantages that:
1, often set cold, heat and electricity triple supply gas internal-combustion engine assembles and sets this utility model denitrating system.This reality
Cold, heat and electricity triple supply gas internal-combustion engine group can be discharged the NO in flue gas with novelxCarry out at effective denitration
Reason, denitration efficiency is high, the NO in the flue gas up to standard given offxContent meets country's relevant emission standards.
2, the urea liquid used in this utility model can be selected for the standard urea solution that concentration is 32.5%,
This urea liquid purity is high, little on denitrating catalyst impact, can effectively extend the use longevity of denitrating catalyst
Life, and it is not easily blocked carbamide atomizing lance, do not interfere with atomizing effect, without any potential safety hazard.
3, in actual use, this utility model can arrange two carbamide metering ejector pumps, the using and the reserved,
When use in carbamide metering ejector pump break down time, can switch rapidly, it is ensured that of the present utility model normally
Run.
4, this utility model will not be able to produce between independent operating, and cold, heat and electricity triple supply gas internal-combustion engine group
Any interference, stable and reliable operation, service life is long.
5, this utility model automaticity is high, it is not necessary to manually participates in, has been truly realized " unmanned ",
And running state parameter, warning message etc. can be uploaded to remote control center and real time down in real time extremely
The intelligent mobile terminal of related personnel.
6, this utility model uses the common the highest tolerable temperature denitrating catalyst up to 600 DEG C, denitration
Response speed is fast, and denitration efficiency is high, low cost.
7, spraying system floor space is little, tube side is short, fault rate for the supply of the urea liquid in this utility model
Low, maintenance convenience, intelligence degree height.
The above is preferred embodiment of the present utility model and the know-why used thereof, for this area
Technical staff for, in the case of without departing substantially from spirit and scope of the present utility model, any based on this reality
Change with the equivalent transformation on the basis of new technique scheme, simple replacement etc. are obvious, belong to this reality
Within the scope of novel protected.
Claims (6)
1. a cold, heat and electricity triple supply gas internal-combustion engine group denitrating system, it is characterised in that: it includes carbamide
Solution supply spraying system, SCR reactor, denitration robot control system(RCS), wherein: urea liquid supply injection is
The delivery outlet of system is connected with the carbamide input port of mixed pipe line, the high temperature of cold, heat and electricity triple supply gas internal-combustion engine group
The delivery outlet in flue gas exit pipe road is connected with the flue gas input port of mixed pipe line, the delivery outlet of mixed pipe line with
The input port of SCR reactor is connected, and the delivery outlet of SCR reactor is defeated with the discharge of chimney via discharge tube
Entrance is connected, and is provided with NO in the high-temperature flue gas output channel of cold, heat and electricity triple supply gas internal-combustion engine groupxConcentration
Detection sensor, temperature detection sensor, be provided with NO in discharge tubexConcentration detection sensor, carbamide
Solution supply spraying system, SCR reactor, NOxConcentration detection sensor, temperature detection sensor are with de-
Nitre robot control system(RCS) is connected.
2. cold, heat and electricity triple supply gas internal-combustion engine group denitrating system as claimed in claim 1, its feature exists
In:
Described urea liquid supply spraying system includes urea liquid feed unit, urea liquid jet box and urine
Element injection cabinet, wherein: urea liquid feed unit includes urea solution tank and is arranged in urea solution tank
Level indicator, temperature sensor, be provided with carbamide metering ejector pump, air compression in urea liquid jet box
Machine, jet control system, carbamide injection cabinet in be provided with carbamide atomizing lance, the delivery outlet of urea solution tank with
The input port of carbamide metering ejector pump connects, carbamide metering ejector pump, air compressor delivery outlet respectively with
The corresponding input port of carbamide atomizing lance connects, and carbamide metering ejector pump, the signal port of air compressor divide
Do not connect with the corresponding signal port of jet control system.
3. cold, heat and electricity triple supply gas internal-combustion engine group denitrating system as claimed in claim 2, its feature exists
In:
Described mixed pipe line includes mixing duct, in mixing duct, installs at the input port of mixing duct
Having blender, the spout of described carbamide atomizing lance is plugged on the carbamide input port of blender, described cold and hot
The delivery outlet of the high-temperature flue gas output channel of electricity trilogy supply gas internal-combustion engine group and the flue gas input port of blender
Connect, the delivery outlet of blender towards the delivery outlet of mixing duct, the delivery outlet of mixing duct and described SCR
The input port of reactor connects.
4. cold, heat and electricity triple supply gas internal-combustion engine group denitrating system as claimed in claim 1, its feature exists
In:
It is provided with flue gas rectification and guide device in the housing of described SCR reactor, is provided with urging of denitrating catalyst
Change denitrification apparatus.
5. the cold, heat and electricity triple supply gas internal-combustion engine group denitration system as according to any one of Claims 1-4
System, it is characterised in that:
Described denitration robot control system(RCS) and remote control center wireless telecommunications.
6. the cold, heat and electricity triple supply gas internal-combustion engine group denitration system as according to any one of Claims 1-4
System, it is characterised in that:
Described denitration robot control system(RCS) and intelligent mobile terminal wireless telecommunications.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620131159.1U CN205570102U (en) | 2016-02-19 | 2016-02-19 | Cool and thermal power trigeminy supplies gas internal combustion unit deNOx systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620131159.1U CN205570102U (en) | 2016-02-19 | 2016-02-19 | Cool and thermal power trigeminy supplies gas internal combustion unit deNOx systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205570102U true CN205570102U (en) | 2016-09-14 |
Family
ID=56870454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620131159.1U Expired - Fee Related CN205570102U (en) | 2016-02-19 | 2016-02-19 | Cool and thermal power trigeminy supplies gas internal combustion unit deNOx systems |
Country Status (1)
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|---|---|
| CN (1) | CN205570102U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107754608A (en) * | 2017-11-24 | 2018-03-06 | 江苏科技大学 | A kind of circulation of tail gas reprocessing device of ship denitrating system based on SCR |
| CN107806359A (en) * | 2017-11-24 | 2018-03-16 | 江苏科技大学 | A kind of power release device of the ship denitrating system based on SCR |
| CN107829804A (en) * | 2017-11-24 | 2018-03-23 | 江苏科技大学 | A kind of circulation of tail gas processing system of the ship denitrating system based on SCR |
| CN108246101A (en) * | 2018-03-11 | 2018-07-06 | 贵州盘江煤层气开发利用有限责任公司 | A kind of low concentration gas internal combustion engine flue gas denitrification system |
| CN108661760A (en) * | 2018-05-07 | 2018-10-16 | 广东绿谷净化设备有限公司 | A kind of central control device and method of more SCR systems |
| CN108744970A (en) * | 2017-07-24 | 2018-11-06 | 深圳市中兰环保科技股份有限公司 | A kind of combined denitration system of gas fired-boiler and biogas internal combustion engine |
| CN113908668A (en) * | 2021-11-12 | 2022-01-11 | 河北林格环保科技有限公司 | Intelligent control system for flue gas denitration of annealing furnace |
-
2016
- 2016-02-19 CN CN201620131159.1U patent/CN205570102U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744970A (en) * | 2017-07-24 | 2018-11-06 | 深圳市中兰环保科技股份有限公司 | A kind of combined denitration system of gas fired-boiler and biogas internal combustion engine |
| CN107754608A (en) * | 2017-11-24 | 2018-03-06 | 江苏科技大学 | A kind of circulation of tail gas reprocessing device of ship denitrating system based on SCR |
| CN107806359A (en) * | 2017-11-24 | 2018-03-16 | 江苏科技大学 | A kind of power release device of the ship denitrating system based on SCR |
| CN107829804A (en) * | 2017-11-24 | 2018-03-23 | 江苏科技大学 | A kind of circulation of tail gas processing system of the ship denitrating system based on SCR |
| CN107829804B (en) * | 2017-11-24 | 2024-03-01 | 江苏科技大学 | Tail gas circulation treatment system of ship denitration system based on SCR |
| CN107806359B (en) * | 2017-11-24 | 2024-03-29 | 江苏科技大学 | Power release device of ship denitration system based on SCR |
| CN108246101A (en) * | 2018-03-11 | 2018-07-06 | 贵州盘江煤层气开发利用有限责任公司 | A kind of low concentration gas internal combustion engine flue gas denitrification system |
| CN108661760A (en) * | 2018-05-07 | 2018-10-16 | 广东绿谷净化设备有限公司 | A kind of central control device and method of more SCR systems |
| CN113908668A (en) * | 2021-11-12 | 2022-01-11 | 河北林格环保科技有限公司 | Intelligent control system for flue gas denitration of annealing furnace |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20180219 |
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| CF01 | Termination of patent right due to non-payment of annual fee |