CN109297797A - Automatic nitrogen condensed flue gas processor - Google Patents
Automatic nitrogen condensed flue gas processor Download PDFInfo
- Publication number
- CN109297797A CN109297797A CN201710607968.4A CN201710607968A CN109297797A CN 109297797 A CN109297797 A CN 109297797A CN 201710607968 A CN201710607968 A CN 201710607968A CN 109297797 A CN109297797 A CN 109297797A
- Authority
- CN
- China
- Prior art keywords
- flue gas
- nitrogen
- condensation
- processor
- guide pipe
- Prior art date
- 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.)
- Pending
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 181
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 90
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 239000003546 flue gas Substances 0.000 title claims abstract description 78
- 238000009833 condensation Methods 0.000 claims abstract description 68
- 230000005494 condensation Effects 0.000 claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000000779 smoke Substances 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 15
- 239000013618 particulate matter Substances 0.000 claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000002572 peristaltic effect Effects 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- 206010037660 Pyrexia Diseases 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/42—Low-temperature sample treatment, e.g. cryofixation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of automatic nitrogen condensed flue gas processors, including particulate matter filtration fraction, flue gas water removal sections and processor, the particulate matter filtration fraction is connect by smoke guide pipe with the flue gas water removal sections, it is characterized in that, flue gas by flue gas water removal sections water removal accesses the processor, the flue gas water removal sections include: nitrogen aerodynamic device, condensation chamber main body, nitrogen jet groove, flue gas enters the condensation chamber main body by smoke guide pipe, the condensation chamber main body is set in the nitrogen jet groove, the nitrogen aerodynamic device carries out jet to the condensation chamber body exterior and the aqueous vapor in flue gas is condensed.The present invention is the high automatic nitrogen condensed flue gas processor of a kind of light, good dustproof effect, water rem oval.
Description
Technical field
The present invention relates to flue gas sampler technical field, more particularly to a kind of light, good dustproof effect, water rem oval are high
Automatic nitrogen condensed flue gas processor.
Background technique
The chief component of flue gas and motor-vehicle tail-gas is carbon monoxide, carbon dioxide, nitrogen oxides, sulphur oxidation
Close object, volatile organic matter, flue dust and vapor etc..Wherein the content of dust and vapor is big, temperature is high, is therefore acquiring
During flue gas, the ability that acquisition carrier adsorbs untested compound after adsorbed water molecule is substantially reduced, and influences the standard of detection
True property.
Therefore, it is protection analysis instrument and raising testing precision, purer flue gas is needed when to flue gas analysis, this
When it is necessary to pre-process to flue gas: dedusting, water removal.Passing automatic nitrogen condensed flue gas processor majority function letter
Single, heavy, unreasonable structure etc. is mainly shown as: bad 2. water rem oval of 1. dust removing effects is low, and it is tested that instrument is easy absorption
Heavy 4. unreasonable structures of 3. complete machine of gas clear up inconvenient 5. artificial drainages, difficult in maintenance.
Therefore, the high automatic nitrogen condensed flue gas processor of light one kind, good dustproof effect, water rem oval is needed.
Summary of the invention
The object of the present invention is to provide the high automatic nitrogen condensed flue gas of a kind of light, good dustproof effect, water rem oval
Processor.
To achieve the goals above, technical solution provided by the invention are as follows: provide at a kind of automatic nitrogen condensed flue gas
Device, including particulate matter filtration fraction, flue gas water removal sections and processor are managed, the particulate matter filtration fraction passes through smoke guide pipe and institute
The connection of flue gas water removal sections is stated, the flue gas by flue gas water removal sections water removal accesses the processor, the flue gas water removal
Part includes: controller, nitrogen aerodynamic device, condensation chamber main body, nitrogen jet groove, and flue gas passes through described in smoke guide pipe entrance
Condensation chamber main body, the condensation chamber main body are set in the nitrogen jet groove, and the nitrogen aerodynamic device is to the condensation
Room body exterior carries out jet and the aqueous vapor in flue gas is condensed, and is additionally provided with the first temperature sensing in the condensation chamber main body
Device, first temperature sensor is for being monitored the intracorporal temperature of condensation chamber master, and by the condensation chamber main body
Interior temperature information is sent to the controller, and the controller is connect with the nitrogen aerodynamic device, and for controlling
The size for the nitrogen amount that the nitrogen aerodynamic device is sprayed.
The nitrogen aerodynamic device is additionally provided with nitrogen flow regulating device, and the controller passes through the nitrogen stream
Quantity regulating device is connect with the nitrogen aerodynamic device, and the nitrogen flow regulating device is for adjusting the nitrogen jet
The size for the nitrogen amount that condensing unit is sprayed.
Condensation cup and condensation are equipped in the condensation chamber main body, the condensation cup is hollow structure, the solidifying component
It is closely embedded in inside the condensation cup, and the outer wall of the condensation offers helicla flute, runs through the condensation cup side
Side wall offer the inlet channel connecting with the smoke guide pipe, the inlet channel is connected to the upper end of the helicla flute, passes through
The side wall for wearing the condensation cup other side offers the outlet passageway being connected to the lower end of the helicla flute, so that leading cigarette from described
Pipe access flue gas enter the helicla flute upper end and moved downward along the helicla flute, most afterwards through the outlet passageway into
Enter in the processor, and the aqueous vapor in flue gas is then constantly condensed into liquid water in the helicla flute and flows into the condensation cup
Interior, the bottom of the condensation cup offers water outlet.
The front end of the particulate matter filtration fraction is equipped with air inlet component, and the air inlet component is equipped with for filtering bulky grain
The strainer of object, being connected to after the strainer is titanium cylinder filter core for further fine filtering.
It is connected with water storage basin below the condensation cup, and the water storage basin is also connected with peristaltic pump.
The outer wall of the smoke guide pipe is also wound with heater strip, further includes second temperature sensor, second temperature sensing
Device is set to the outer wall of the smoke guide pipe, and detects to the temperature information of the smoke guide pipe.
Further include third temperature sensor and control module, the third temperature sensing is additionally provided on the air inlet component
Device, the second temperature sensor and third temperature sensor are connect with the control module, the third temperature sensor
Believe for detecting the temperature information for having just enter into the flue gas of the air inlet component, and by the temperature for having just enter into the air inlet component
Breath is sent to the control module, and the control module controls the heating wire fever in turn.
It is additionally provided with mechanical adjustment button on the nitrogen aerodynamic device, by the mechanical adjustment button to jet system
Cold temperature is rationally adjusted.
The peristaltic pump is also connect with the controller, and the controller controls the drainage period of the peristaltic pump.
Compared with prior art, due in automatic nitrogen condensed flue gas processor of the present invention, flue gas water removal portion
Dividing includes: nitrogen aerodynamic device, condensation chamber main body, nitrogen jet groove, and flue gas enters the condensation chamber master by smoke guide pipe
Body, the condensation chamber main body be set to the nitrogen jet groove in, the nitrogen aerodynamic device to the condensation chamber main body into
Row jet condenses the aqueous vapor in flue gas.When so that flue gas entering the condensation chamber main body, the nitrogen can be passed through
Aerodynamic device condenses the condensation chamber main body, and the aqueous vapor in flue gas is condensed, and obtains dry flue gas.
Through the following description and in conjunction with the attached drawings, the present invention will become more fully apparent, these attached drawings are used to explain the present invention
Embodiment.
Detailed description of the invention
Fig. 1 show a cross section view of automatic nitrogen condensed flue gas processor of the present invention.
Specific embodiment
The embodiment of the present invention described referring now to the drawings, similar element numbers represent similar element in attached drawing.Such as
It is upper described, as shown in Figure 1, automatic nitrogen condensed flue gas processor 100 provided in an embodiment of the present invention, including particulate matter mistake
Part 1, flue gas water removal sections 2 and processor 3 are filtered, the particulate matter filtration fraction 1 passes through smoke guide pipe 4 and flue gas water removal portion
Divide 2 connections, the flue gas by the flue gas water removal sections 2 water removal accesses the processor 3, and the flue gas water removal sections 2 include:
Controller, nitrogen aerodynamic device 21, condensation chamber main body 22, nitrogen jet groove 23, flue gas are entered described cold by smoke guide pipe 4
Solidifying room main body 22, the condensation chamber main body 22 are set in the nitrogen jet groove 23, and the nitrogen aerodynamic device 21 is right
Jet is carried out outside the condensation chamber main body 22 condenses the aqueous vapor in flue gas, is additionally provided in the condensation chamber main body 22
First temperature sensor (does not show) that first temperature sensor is used to carry out the temperature in the condensation chamber main body 22 on figure
Monitoring, and the temperature information in the condensation chamber main body 22 is sent to the controller, the controller and the nitrogen spray
Gas condensing unit 21 connects, and the size for controlling the nitrogen amount that the nitrogen aerodynamic device 21 is sprayed.The nitrogen
The inside of gas aerodynamic device 21 is equipped with the solenoid valve that can control gas output size,
It should be noted that the smoke guide pipe 4 is in addition to be done as much as possible with very strong stability at elevated temperature
At the lighter material of quality, the weight of flue-gas treater can be reduced well in this way, mitigate the burden of flue gas sampling person, one
In a embodiment, the smoke guide pipe 4 selects titanium tube, and titanium tube has very strong stability at elevated temperature, and density is low and hardness is big.
It should be noted that the nitrogen gas source in the nitrogen aerodynamic device 21 is external nitrogen cylinder, the nitrogen
Aerodynamic device 21 is equipped with the entrance 211 of nitrogen, and external nitrogen cylinder is connect with the nitrogen inlet 211.
In one embodiment, as shown in Figure 1, the nitrogen aerodynamic device 21 is additionally provided with nitrogen flow regulating device
(not showing on figure), the controller are connect by the nitrogen flow regulating device with the nitrogen aerodynamic device 21, institute
Nitrogen flow regulating device is stated for adjusting the size for the nitrogen amount that the nitrogen aerodynamic device 21 is sprayed.More specifically
Ground, the nitrogen flow regulating device are a nitrogen flow valves, are driven by motor 212, the starting of motor 212 with
Stopping is controlled by the controller.
In one embodiment, as shown in Figure 1, condensation cup 221 and condensation 222 are equipped in the condensation chamber main body 22,
The condensation cup 221 is hollow structure, and the solidifying component 222 is closely embedded in inside the condensation cup 221, and the condensation
The outer wall of component 222 offers helicla flute 223, and the side wall through condensation 221 side of cup offers and the smoke guide pipe 4
The inlet channel of connection, the inlet channel are connected to the upper end of the helicla flute 223, run through 221 other side of condensation cup
Side wall offer the outlet passageway being connected to the lower end of the helicla flute 223 so that from the smoke guide pipe 4 access flue gas
Into the helicla flute 223 upper end and moved downward along the helicla flute 223, most enter institute through the outlet passageway afterwards
It states in processor 3, and the aqueous vapor in flue gas is then constantly condensed into liquid water in the helicla flute 223 and flows into the condensation
In cup 221, the bottom of the condensation cup 221 offers water outlet.
In embodiment as shown in Figure 1, the front end of the particulate matter filtration fraction 1 is equipped with air inlet component 11, the air inlet
Component 11 is equipped with strainer 12 for filtering large particle, and being connected to after the strainer 12 is for further fine mistake
The titanium cylinder filter core 13 of filter.
In embodiment as shown in Figure 1, water storage basin 224, and the water storage basin 224 are connected with below the condensation cup 221
It is also connected with peristaltic pump 225.
In embodiment as shown in Figure 1, the outer wall of the smoke guide pipe 4 is also wound with heater strip (not showing on figure), further includes
Second temperature sensor 5, the second temperature sensor 5 are set to the outer wall of the smoke guide pipe 4, and to the temperature of the smoke guide pipe 4
Degree information is detected.
In embodiment as shown in Figure 1, including third temperature sensor 7 and control module (not showing on figure), the air inlet
It is additionally provided with the third temperature sensor 7 on component 11, the second temperature sensor 5 and third temperature sensor 7 are and institute
Control module connection is stated, the third temperature sensor 7 is used to detect the temperature letter for the flue gas for having just enter into the air inlet component 11
Breath, and the temperature information for having just enter into the air inlet component 11 is sent to the control module, the control module is in turn
Control the heating wire fever.
In embodiment as shown in Figure 1, the peristaltic pump 225 is also connect with the controller, and the controller controls institute
State the drainage period of peristaltic pump 225.
In embodiment as shown in Figure 1, mechanical adjustment button is additionally provided with (on figure on the nitrogen aerodynamic device 21
Do not show), jet cryogenic temperature 21 is rationally adjusted by the mechanical adjustment button.
Compared with prior art, in conjunction with Fig. 1, due in automatic nitrogen condensed flue gas processor of the present invention, the cigarette
Gas water removal sections 2 include: nitrogen aerodynamic device 21, condensation chamber main body 22, nitrogen jet groove 23, and flue gas passes through smoke guide pipe 4
Into the condensation chamber main body 22, the condensation chamber main body 22 is set in the nitrogen jet groove 23, the nitrogen aerodynamic
Device 21 condenses the aqueous vapor in flue gas progress jet outside the condensation chamber main body 22.So that described in flue gas entrance
When condensation chamber main body 22, the condensation chamber main body 22 can be condensed by the nitrogen aerodynamic device 21, so that
Aqueous vapor in flue gas can condense, and obtain dry flue gas.
The above disclosure is only a preferred embodiment of the invention, cannot limit the right of the present invention with this certainly
Range, therefore according to equivalent variations made by scope of the present invention patent, it is still within the scope of the present invention.
Claims (9)
1. a kind of automatic nitrogen condensed flue gas processor, including particulate matter filtration fraction, flue gas water removal sections and processor, institute
It states particulate matter filtration fraction to connect by smoke guide pipe with the flue gas water removal sections, which is characterized in that remove water by the flue gas
The flue gas of part water removal accesses the processor, and the flue gas water removal sections include: controller, nitrogen aerodynamic device, cold
Solidifying room main body, nitrogen jet groove, flue gas enter the condensation chamber main body by smoke guide pipe, and the condensation chamber main body is set to the nitrogen
In gas blowout air drain, the nitrogen aerodynamic device to the condensation chamber body exterior carry out jet make the aqueous vapor in flue gas into
Row condenses, and the first temperature sensor is additionally provided in the condensation chamber main body, and first temperature sensor is used for the condensation
The intracorporal temperature of room master is monitored, and the intracorporal temperature information of condensation chamber master is sent to the controller, the control
Device processed is connect with the nitrogen aerodynamic device, and is used to control the nitrogen amount that the nitrogen aerodynamic device is sprayed
Size.
2. automatic nitrogen condensed flue gas processor as described in claim 1, which is characterized in that the nitrogen aerodynamic dress
It sets and is additionally provided with nitrogen flow regulating device, the controller is cold by the nitrogen flow regulating device and the nitrogen jet
Solidifying device connection, the nitrogen flow regulating device are used to adjust the big of the nitrogen amount that the nitrogen aerodynamic device is sprayed
It is small.
3. automatic nitrogen condensed flue gas processor as described in claim 1, which is characterized in that set in the condensation chamber main body
There are condensation cup and condensation, the condensation cup is hollow structure, and the solidifying component is closely embedded in inside the condensation cup, and
The outer wall of the condensation offers helicla flute, and the side wall through the condensation cup side is offered to be connect with the smoke guide pipe
Inlet channel, the inlet channel is connected to the upper end of the helicla flute, and the side wall through the condensation cup other side opens up
There is the outlet passageway being connected to the lower end of the helicla flute, so that the flue gas accessed from the smoke guide pipe enters the helicla flute
Upper end is simultaneously moved downward along the helicla flute, is most entered in the processor through the outlet passageway afterwards, and the water in flue gas
Gas is then constantly condensed into liquid water in the helicla flute and flows into the condensation cup, and the bottom of the condensation cup offers out
The mouth of a river.
4. automatic nitrogen condensed flue gas processor as described in claim 1, which is characterized in that the particulate matter filtration fraction
Front end be equipped with air inlet component, the air inlet component is equipped with strainer for filtering large particle, be connected to the strainer it
Afterwards be titanium cylinder filter core for further fine filtering.
5. automatic nitrogen condensed flue gas processor according to any one of claims 1-4, which is characterized in that the condensation cup
Lower section is connected with water storage basin, and the water storage basin is also connected with peristaltic pump.
6. automatic nitrogen condensed flue gas processor as claimed in claim 3, which is characterized in that the outer wall of the smoke guide pipe is also
It is wound with heater strip, further includes that second temperature sensor, the second temperature sensor are set to the outer wall of the smoke guide pipe, and it is right
The temperature information of the smoke guide pipe is detected.
7. automatic nitrogen condensed flue gas processor as claimed in claim 6, which is characterized in that further include third temperature sensing
Device and control module are additionally provided with the third temperature sensor, the second temperature sensor and third on the air inlet component
Temperature sensor is connect with the control module, and the third temperature sensor has just enter into the air inlet component for detecting
The temperature information of flue gas, and the temperature information for having just enter into the air inlet component is sent to the control module, the control
Molding block controls the heating wire fever in turn.
8. automatic nitrogen condensed flue gas processor as claimed in claim 6, which is characterized in that the nitrogen aerodynamic dress
It sets and is additionally provided with mechanical adjustment button, jet cryogenic temperature is rationally adjusted by the mechanical adjustment button.
9. automatic nitrogen condensed flue gas processor as claimed in claim 5, which is characterized in that the peristaltic pump also with it is described
Controller connection, the controller control the drainage period of the peristaltic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710607968.4A CN109297797A (en) | 2017-07-24 | 2017-07-24 | Automatic nitrogen condensed flue gas processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710607968.4A CN109297797A (en) | 2017-07-24 | 2017-07-24 | Automatic nitrogen condensed flue gas processor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109297797A true CN109297797A (en) | 2019-02-01 |
Family
ID=65167044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710607968.4A Pending CN109297797A (en) | 2017-07-24 | 2017-07-24 | Automatic nitrogen condensed flue gas processor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109297797A (en) |
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|---|---|---|---|---|
| US3126266A (en) * | 1959-08-18 | 1964-03-24 | Meisler | |
| US5321946A (en) * | 1991-01-25 | 1994-06-21 | Abdelmalek Fawzy T | Method and system for a condensing boiler and flue gas cleaning by cooling and liquefaction |
| CN201505464U (en) * | 2009-07-28 | 2010-06-16 | 贝士德仪器科技(北京)有限公司 | Gas purification cold trap and specific surface area meter |
| CN102435632A (en) * | 2011-09-14 | 2012-05-02 | 上海交通大学 | Testing system for researching flow boiling heat transfer character and pressure drop character of cryogenic fluid |
| CN103344106A (en) * | 2013-07-01 | 2013-10-09 | 吴江市松陵电器设备有限公司 | Quick cooling method used for vacuum drying device and vacuum drying device |
| CN204170596U (en) * | 2014-09-10 | 2015-02-25 | 青岛海纳光电环保有限公司 | A kind of flue gas preprocessor |
| CN104864734A (en) * | 2014-02-23 | 2015-08-26 | 布法罗科技有限公司 | Condenser and condensation method |
| CN105333693A (en) * | 2015-11-17 | 2016-02-17 | 江苏航天惠利特环保科技有限公司 | Efficient and energy-saving BOG (boil-off gas) recycling device |
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-
2017
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|---|
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