CN106582337A - Pure water heating and injecting method for diesel exhaust fluid production - Google Patents
Pure water heating and injecting method for diesel exhaust fluid production Download PDFInfo
- Publication number
- CN106582337A CN106582337A CN201611190953.4A CN201611190953A CN106582337A CN 106582337 A CN106582337 A CN 106582337A CN 201611190953 A CN201611190953 A CN 201611190953A CN 106582337 A CN106582337 A CN 106582337A
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- China
- Prior art keywords
- couveuse
- liquid level
- water
- pure water
- controller
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/02—Methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2115—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2067—Urea
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a pure water heating and injecting method for diesel exhaust fluid production. The method includes an injecting process, a heating circulation process and a water supplement process. According to the pure water heating and injecting method for diesel exhaust fluid production, heating and injecting of water are automatically carried out instead of conventional manual operations. The pure water heating and injecting method for diesel exhaust fluid production has high efficiency without the need for man duty and has high stability. The method benefits for improving quality and productivity of products. A plurality of thermal-insulation tanks are used to take turns working so that interruption can be avoided and whole process flow can go on wheels.
Description
Technical field
The present invention relates to a kind of method for being used for pure water filling in urea for vehicle solution production process.
Background technology
Because the environmental protection department of various countries proposes further to reduce the nitrogen oxides pollution thing that diesel emission is put.Start
Machine manufacturer begins to use SCR technology, and (Selective Catalytic Reduction Technology selective catalysis are also
Former technology) reaching the requirement of environmental administration.Diesel engine vent gas treatment fluid (country be commonly called as：Automobile carbamide, urea for vehicle, vapour
Car environmental protection carbamide), it is the consumable goodss for having to use in SCR technology.
Automobile-used level carbamide is mainly dissolved in the operation of pure water for the preparation of urea for vehicle solution.Wherein, also including pure water
Injection this workflow.Will pure water be heated to uniform temperature (about 50 DEG C) and inject afterwards in agitator tank.Existing carbamide
In solution production procedure, the heating of pure water, injection are all that its inefficiency is also unstable by manually.
The content of the invention
In view of this, the present invention provides a kind of urea for vehicle pure water and heats charging method, realizes urea for vehicle production process
The automatic heating filling of middle pure water.
To solve above technical problem, the technical scheme is that：A kind of urea for vehicle pure water heats charging method, bag
Include filling flow process, heat cycles flow process and moisturizing flow process.
Used as a kind of improvement, the filling flow process is comprised the following steps：
A. judge whether need water filling in agitator tank；
B. if necessary to water filling, the liquid level and temperature of pure water in certain couveuse are detected first；
If C. liquid level is high level in the couveuse, and pure water temperature is more than or equal to 50 DEG C, using the insulation
Case is agitator tank water filling；
If D. liquid level is low liquid level or pure water temperature is less than 50 DEG C, the next couveuse liquid of detection in the couveuse
Position, until searching out the couveuse with high level and temperature more than or equal to 50 DEG C till；
E. it is agitator tank water filling using the couveuse for searching out, water filling re-executes step A after finishing.
As a kind of improvement, each couveuse by branched pipe respectively with for being connected to the main pipeline of agitator tank water filling；
Water injecting electromagnetic valve is both provided with every branched pipe, water injecting pump is provided with main pipeline；Water injecting pump and water injecting electromagnetic valve all with control
Device connection processed；When needing water filling, controller by for water filling couveuse place branched pipe on water injecting electromagnetic valve and
Water injecting pump is opened and carries out water filling.
As a kind of improvement, the effusion meter being connected with controller is additionally provided with the main pipeline；When effusion meter feeds back to
Controller closes water injecting pump and the couveuse place branched pipe for water filling when flow number on controller reaches default
Electromagnetic valve.
Used as a kind of improvement, the moisturizing flow process is comprised the following steps：
F. the liquid level in certain couveuse is judged；
It is the couveuse moisturizing using water tank is produced if G. liquid level is low liquid level in the couveuse；
If H. liquid level is high level in the couveuse, next couveuse liquid level is detected, until searching out with low liquid
Till the couveuse of position；
I. it is the couveuse moisturizing using water tank is produced, moisturizing re-executes step F after finishing.
Used as a kind of improvement, each couveuse is connected respectively by branched pipe with the product water tank main pipeline for moisturizing；Often
Moisturizing electromagnetic valve is both provided with root branched pipe, to be produced and be provided with small pump on water tank main pipeline；Small pump and moisturizing electromagnetic valve are all
It is connected with controller；When liquid level sensor feeds back low liquid level signal demand moisturizing to controller, controller is by the level sensing
Moisturizing electromagnetic valve and small pump on the couveuse branched pipe of device place is opened and carries out moisturizing.
Used as a kind of improvement, when liquid level sensor feeds back high level signal to controller in couveuse, controller should
Moisturizing electromagnetic valve and small pump on the couveuse branched pipe of liquid level sensor place is closed.
Used as a kind of improvement, the heat cycles flow process is comprised the following steps：
J. the temperature and liquid level in certain couveuse is judged；
If K. the pure water temperature in the couveuse is less than 50 DEG C, and liquid level is middle liquid level, then heated；
If L. pure water temperature is more than or equal to 50 DEG C or the non-middle liquid level of liquid level in the couveuse, detection is next to be protected
Incubator liquid level, until searching out till pure water temperature is the couveuse of middle liquid level less than 50 DEG C and liquid level；
M. it is the pure water heating in the couveuse for searching out using heater, heating re-executes step J after finishing.
Used as a kind of improvement, each couveuse is formed loop, couveuse loop by pipeline respectively at heater connection
Water inlet pipe and outlet pipe on be mounted on heating electromagnetic valve；And heat cycles pump is provided between couveuse and heater；
Heat cycles pump and heating electromagnetic valve are connected with controller；When temperature sensor case controller feeds back to pure water temperature less than 50
DEG C and liquid level when being middle liquid level, controller opens the couveuse loop water inlet pipe and heating electromagnetic valve on outlet pipe, together
When heater and heat cycles pump heated.
As a kind of improvement, when insulation the temperature inside the box sensor is more than or equal to 50 DEG C numbers to controller feedback signal
When, controller closes on the heating electromagnetic valve on the water inlet pipe and outlet pipe in the temperature sensor place couveuse loop, while
Also heater and heat cycles pump are closed.
The invention has benefit that：Urea for vehicle pure water with above-mentioned steps heating charging method, by automatic
Heating water filling substitutes traditional artificial operation, its efficiency high, and without the need for artificial on duty, and stability is high, is conducive to improving product
Quality and yield.Worked by turns using multiple couveuses, it is to avoid out of stock, there is being smoothed out using whole process flow.
Description of the drawings
Fig. 1 is the structural representation that the present invention uses equipment.
Fig. 2 is effusion meter schematic diagram.
Fig. 3 is the flow chart of water filling flow process.
Fig. 4 is the flow chart of moisturizing flow process.
Fig. 5 is the flow chart of heat cycles flow process.
Labelling in figure：1 produce water tank, 2 couveuse I, 3 couveuse II, 4 agitator tanks, 5 dispenser pumps, 6 small pumps, 7 effusion meters,
8-9 moisturizing electromagnetic valves, 10-11 water injecting electromagnetic valves, 12-15 heating electromagnetic valves, 16 heaters, 17 heat cycles pumps, 71 rotating shafts, 72
Impeller, 73 Magnet, 74 coils.
Specific embodiment
In order that those skilled in the art more fully understands technical scheme, with reference to specific embodiment
The present invention is described in further detail.
As shown in Figure 1 and Figure 2, equipment used in the present invention includes loading system, heating circulation system and moisturizing system
System.
Wherein, loading system includes the main line being connected with the agitator tank 4 in urea for vehicle production system and by dividing
Couveuse I2 and couveuse I13 that arm is connected respectively with main line；Liquid is provided with the couveuse I2 and couveuse 113
Level sensor and temperature sensor；Dispenser pump 5 is provided with the main line；Water injecting electromagnetic valve 10 is provided with the branched pipe
With water injecting electromagnetic valve 11；The water injecting electromagnetic valve 10 and water injecting electromagnetic valve 11 and dispenser pump 5 are connected with controller.Each insulation
High, normal, basic three liquid level sensors are provided with case.
Water charging system water charging system include a product water tank 1, it is described product water tank 1 by pipeline respectively with couveuse I2 and guarantor
Incubator II3 connects；The moisturizing electromagnetic valve being connected with controller is respectively arranged between couveuse I2 and couveuse II3 and product water tank
8th, moisturizing electromagnetic valve 9 and small pump 6.Produce in water tank 1 and be provided with high, normal, basic three liquid level sensors.
Heating circulation system include a heater 16, the heater 16 by pipeline respectively with couveuse I2 and insulation
Case II3 connects and is formed loop；And the inlet pipeline and outlet pipeline between couveuse I2 and couveuse II3 and heater 16
On be provided with heating electromagnetic valve, respectively heating electromagnetic valve 12, thermoelectrical magnetic valve 13, thermoelectrical magnetic valve 14, thermoelectrical magnetic valve 15；Insulation
Heat cycles pump 17 is additionally provided between case and heater 16.The heater 16 is preferably ptc heater.
The effusion meter 7 being connected with controller is provided with main line.The effusion meter 7 includes turning perpendicular to water (flow) direction
Axle 71；The lower end of the rotating shaft 71 is fixed with impeller 72, and the upper end of rotating shaft 71 is fixed with Magnet 73；Also include with Magnet 73 coordinate into
The coil 74 of row magnetic force line cutting.A master control display screen being connected with controller is preferably provided, for showing couveuse I and guarantor
The liquid level of incubator II, temperature and each electromagnetic valve opening and closing situation.
The workflow of the present invention includes water filling flow process, heat cycles flow process and moisturizing flow process.When initial, own
Electromagnetic valve is normally closed.
Wherein, water filling flow process is comprised the following steps as shown in Figure 3：
A. judge whether need water filling in agitator tank；
B. if necessary to water filling, the liquid level and temperature of pure water in certain couveuse are detected first；Profit is arranged on couveuse
The signal that interior liquid level sensor is fed back to controller is judging the liquid level in couveuse.And be arranged in couveuse using profit
The signal of temperature sensor feedback is judging the temperature of pure water.
If C. liquid level is high level in the couveuse, and pure water temperature is more than or equal to 50 DEG C, using the insulation
Case is agitator tank water filling；Each couveuse by branched pipe respectively with for being connected to the main pipeline of agitator tank water filling；Divide per root
Water injecting electromagnetic valve is both provided with arm, water injecting pump is provided with main pipeline；Water injecting pump and water injecting electromagnetic valve all connect with controller
Connect；When needing water filling, controller is by for the water injecting electromagnetic valve and water injecting pump on the couveuse place branched pipe of water filling
Unlatching carries out water filling.
If D. liquid level is low liquid level or pure water temperature is less than 50 DEG C, the next couveuse liquid of detection in the couveuse
Position, until searching out the couveuse with high level and temperature more than or equal to 50 DEG C till；
E. it is agitator tank water filling using the couveuse for searching out, the stream being connected with controller is additionally provided with the main pipeline
Gauge；When the flow number that effusion meter is fed back on controller reaches default, controller closes water injecting pump and for water filling
Electromagnetic valve on the branched pipe of couveuse place.Re-execute step A.
Moisturizing flow process is comprised the following steps as shown in Figure 4：
F. the liquid level in certain couveuse is judged；The letter that liquid level sensor of the profit in couveuse feeds back to controller
Number judging the liquid level in couveuse.
It is the couveuse moisturizing using water tank is produced if G. liquid level is low liquid level in the couveuse；Each couveuse passes through
Branched pipe is connected respectively with the product water tank main pipeline for moisturizing；Moisturizing electromagnetic valve is both provided with every branched pipe, water tank is produced
Small pump is provided with main pipeline；Small pump and moisturizing electromagnetic valve are all connected with controller；When liquid level sensor it is anti-to controller
During feedback low liquid level signal, controller opens the moisturizing electromagnetic valve and small pump on the liquid level sensor place couveuse branched pipe
Opening carries out moisturizing.
If H. liquid level is high level in the couveuse, next couveuse liquid level is detected, until searching out with low liquid
Till the couveuse of position；
I. it is the couveuse moisturizing using water tank is produced, when liquid level sensor feeds back high level signal to controller in couveuse
When, controller closes the moisturizing electromagnetic valve on the liquid level sensor place couveuse branched pipe and small pump.Re-execute
Step F.
Heat cycles flow process is comprised the following steps as shown in Figure 5：
J. the temperature and liquid level in certain couveuse is judged；Temperature sensor of the profit in couveuse is anti-to controller
The signal of feedback is judging the temperature in couveuse.Liquid level sensor of the profit in couveuse to the signal that controller feeds back comes
Judge the liquid level in couveuse.
If K. the pure water temperature in the couveuse is less than 50 DEG C, and liquid level is middle liquid level, then heated.Each guarantor
Incubator is formed loop by pipeline respectively at heater connection, is mounted on adding on the water inlet pipe and outlet pipe in couveuse loop
Thermoelectrical magnetic valve.And heat cycles pump is provided between couveuse and heater.Heat cycles pump and heating electromagnetic valve with control
Device processed is connected；When temperature sensor case controller feeds back to pure water temperature less than 50 DEG C and liquid level is middle liquid level, controller
The couveuse loop water inlet pipe and the heating electromagnetic valve on outlet pipe are opened, while heater and heat cycles pump are carried out
Heating.
If L. pure water temperature is more than or equal to 50 DEG C or the non-middle liquid level of liquid level in the couveuse, detection is next to be protected
Incubator liquid level, until searching out till pure water temperature is the couveuse of middle liquid level less than 50 DEG C and liquid level.
M. it is the pure water heating in the couveuse for searching out using heater, when insulation the temperature inside the box sensor is to controller
When feedback signal is more than or equal to 50 DEG C numbers, controller is by the water inlet pipe in the temperature sensor place couveuse loop and water outlet
Heating electromagnetic valve on pipe is closed, while also closing heater and heat cycles pump.Re-execute step J.
It should be noted that two couveuses carry out moisturizing, heating stepses when different.That is, when couveuse I is carried out
When moisturizing or heating, couveuse II is not with regard to carrying out moisturizing or heating.Ensure that priming steps are not out of stock.
The above is only the preferred embodiment of the present invention, it is noted that it is right that above-mentioned preferred implementation is not construed as
The restriction of the present invention, protection scope of the present invention should be defined by claim limited range.For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, some improvements and modifications can also be made, these change
Enter and retouch also to should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of urea for vehicle pure water heats charging method, it is characterised in that：Including filling flow process, heat cycles flow process and benefit
Water flow-path.
2. a kind of urea for vehicle pure water according to claim 1 heats charging method, it is characterised in that the filling flow process
Comprise the following steps：
A. judge whether need water filling in agitator tank；
B. if necessary to water filling, the liquid level and temperature of pure water in certain couveuse are detected first；
If C. liquid level is high level in the couveuse, and pure water temperature is more than or equal to 50 DEG C, is using the couveuse
Agitator tank water filling；
If D. liquid level is that low liquid level or pure water temperature are less than 50 DEG C in the couveuse, next couveuse liquid level is detected, directly
To the couveuse with high level and temperature more than or equal to 50 DEG C is searched out；
E. it is agitator tank water filling using the couveuse for searching out, water filling re-executes step A after finishing.
3. a kind of urea for vehicle pure water according to claim 2 heats charging method, it is characterised in that：Each couveuse leads to
Cross branched pipe respectively with for being connected to the main pipeline of agitator tank water filling；Water injecting electromagnetic valve is both provided with every branched pipe, it is main
Water injecting pump is provided with pipeline；Water injecting pump and water injecting electromagnetic valve are all connected with controller；When needing water filling, controller will be used
Water injecting electromagnetic valve and water injecting pump on the couveuse place branched pipe of water filling is opened and carries out water filling.
4. a kind of urea for vehicle pure water according to claim 2 heats charging method, it is characterised in that：On the main pipeline
It is additionally provided with the effusion meter being connected with controller；The controller when the flow number that effusion meter is fed back on controller reaches default
Close water injecting pump and for the electromagnetic valve on the couveuse place branched pipe of water filling.
5. a kind of urea for vehicle pure water according to claim 1 heats charging method, it is characterised in that the moisturizing flow process
Comprise the following steps：
F. the liquid level in certain couveuse is judged；
It is the couveuse moisturizing using water tank is produced if G. liquid level is low liquid level in the couveuse；
If H. liquid level is high level in the couveuse, next couveuse liquid level is detected, until searching out with low liquid level
Till couveuse；
I. it is the couveuse moisturizing using water tank is produced, moisturizing re-executes step F after finishing.
6. a kind of urea for vehicle pure water according to claim 5 heats charging method, it is characterised in that：Each couveuse leads to
Cross branched pipe to be connected with the product water tank main pipeline for moisturizing respectively；Moisturizing electromagnetic valve is both provided with every branched pipe, water is produced
Small pump is provided with case main pipeline；Small pump and moisturizing electromagnetic valve are all connected with controller；When liquid level sensor is to controller
Feedback low liquid level signal demand moisturizing when, controller by the moisturizing electromagnetic valve on the liquid level sensor place couveuse branched pipe with
And small pump is opened and carries out moisturizing.
7. a kind of urea for vehicle pure water according to claim 5 heats charging method, it is characterised in that：When liquid in couveuse
Level sensor to controller feed back high level signal when, controller is by the moisturizing on the liquid level sensor place couveuse branched pipe
Electromagnetic valve and small pump are closed.
8. a kind of urea for vehicle pure water according to claim 1 heats charging method, it is characterised in that the heat cycles
Flow process is comprised the following steps：
J. the temperature and liquid level in certain couveuse is judged；
If K. the pure water temperature in the couveuse is less than 50 DEG C, and liquid level is middle liquid level, then heated；
If L. pure water temperature is more than or equal to 50 DEG C or the non-middle liquid level of liquid level, the next couveuse of detection in the couveuse
Liquid level, until searching out till pure water temperature is the couveuse of middle liquid level less than 50 DEG C and liquid level；
M. it is the pure water heating in the couveuse for searching out using heater, heating re-executes step J after finishing.
9. a kind of urea for vehicle pure water according to claim 8 heats charging method, it is characterised in that：Each couveuse leads to
Piping is formed loop respectively at heater connection, and on the water inlet pipe and outlet pipe in couveuse loop heating electromagnetic is mounted on
Valve；And heat cycles pump is provided between couveuse and heater；Heat cycles pump and heating electromagnetic valve with controller phase
Even；When temperature sensor case controller feeds back to pure water temperature less than 50 DEG C and liquid level is middle liquid level, controller protects this
Heating electromagnetic valve on incubator loop water inlet pipe and outlet pipe is opened, while heater and heat cycles pump are heated.
10. a kind of urea for vehicle pure water according to claim 8 heats charging method, it is characterised in that：When in couveuse
Temperature sensor to controller feedback signal be more than or equal to 50 DEG C numbers when, controller is by the temperature sensor place couveuse
Heating electromagnetic valve on the water inlet pipe and outlet pipe in loop is closed, while also closing heater and heat cycles pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611190953.4A CN106582337A (en) | 2016-12-21 | 2016-12-21 | Pure water heating and injecting method for diesel exhaust fluid production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611190953.4A CN106582337A (en) | 2016-12-21 | 2016-12-21 | Pure water heating and injecting method for diesel exhaust fluid production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106582337A true CN106582337A (en) | 2017-04-26 |
Family
ID=58601529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611190953.4A Pending CN106582337A (en) | 2016-12-21 | 2016-12-21 | Pure water heating and injecting method for diesel exhaust fluid production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106582337A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009062841A (en) * | 2007-09-05 | 2009-03-26 | Toyota Motor Corp | Liquid storage structure for vehicle and exhaust emission control device |
| CN101939516A (en) * | 2008-01-17 | 2011-01-05 | 因勒纪汽车系统研究公司 | Process for transferring a liquid using a pump |
| CN203480285U (en) * | 2013-08-19 | 2014-03-12 | 巨茂材料有限公司 | Urea liquid production device with remote monitoring function |
| CN204332922U (en) * | 2015-01-13 | 2015-05-13 | 中芯国际集成电路制造(北京)有限公司 | A kind of feed system |
| CN105032156A (en) * | 2015-08-25 | 2015-11-11 | 青岛双瑞海洋环境工程股份有限公司 | Ship urea solution preparation device and method |
| CN105569784A (en) * | 2016-02-19 | 2016-05-11 | 珠海格力智能装备有限公司 | Automotive urea machine heating device and urea machine applying same |
| CN105833751A (en) * | 2016-05-19 | 2016-08-10 | 任虎 | Vehicle-mounted intelligent urea solution manufacturing device and operating method thereof |
-
2016
- 2016-12-21 CN CN201611190953.4A patent/CN106582337A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009062841A (en) * | 2007-09-05 | 2009-03-26 | Toyota Motor Corp | Liquid storage structure for vehicle and exhaust emission control device |
| CN101939516A (en) * | 2008-01-17 | 2011-01-05 | 因勒纪汽车系统研究公司 | Process for transferring a liquid using a pump |
| CN203480285U (en) * | 2013-08-19 | 2014-03-12 | 巨茂材料有限公司 | Urea liquid production device with remote monitoring function |
| CN204332922U (en) * | 2015-01-13 | 2015-05-13 | 中芯国际集成电路制造(北京)有限公司 | A kind of feed system |
| CN105032156A (en) * | 2015-08-25 | 2015-11-11 | 青岛双瑞海洋环境工程股份有限公司 | Ship urea solution preparation device and method |
| CN105569784A (en) * | 2016-02-19 | 2016-05-11 | 珠海格力智能装备有限公司 | Automotive urea machine heating device and urea machine applying same |
| CN105833751A (en) * | 2016-05-19 | 2016-08-10 | 任虎 | Vehicle-mounted intelligent urea solution manufacturing device and operating method thereof |
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Application publication date: 20170426 |