CN110426248A - A kind of flue gas sampling device and method for power plant - Google Patents
A kind of flue gas sampling device and method for power plant Download PDFInfo
- Publication number
- CN110426248A CN110426248A CN201910696922.3A CN201910696922A CN110426248A CN 110426248 A CN110426248 A CN 110426248A CN 201910696922 A CN201910696922 A CN 201910696922A CN 110426248 A CN110426248 A CN 110426248A
- Authority
- CN
- China
- Prior art keywords
- piston
- gas
- lifting
- cache box
- flue gas
- 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.)
- Withdrawn
Links
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
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2247—Sampling from a flowing stream of gas
- G01N1/2258—Sampling from a flowing stream of gas in a stack or chimney
-
- 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
- G01N1/38—Diluting, dispersing or mixing samples
-
- 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
- G01N1/38—Diluting, dispersing or mixing samples
- G01N2001/386—Other diluting or mixing processes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of flue gas sampling devices and method for power plant, including the cache box for caching flue gas and the air inlet pipe of its inlet end is set, the outlet side of the cache box is equipped with the escape pipe for exhaust, is additionally provided with mixing component and piston element in the cache box；The mixing component is used for the Gas Stirring inside cache box is uniform, to improve the accuracy of late detection, the present invention is improved for the drawbacks of existing apparatus, the uniformity of gas is improved by setting mixing component, to improve detection accuracy, in addition piston element is set, by piston element to gas compression or expansion, so that gas concentration itself increases or reduces, detection accuracy can be improved when increasing in concentration, concentration can reduce the extent of damage when detector detection when reducing, improve its service life, to facilitate actually detected demand, it is practical.
Description
Technical field
The present invention relates to power-plant flue gas temperature measuring device field, specifically a kind of flue gas sampling device for power plant and
Method.
Background technique
Power plant is using combustible (such as coal) as the factory of fuel production electric energy.Fuel heating water in burning generates
The chemical energy of fuel is transformed into thermal energy, the rotation of steam pressure pushing turbine by steam, and thermal energy is converted into mechanical energy, then vapour
Turbine drives generator rotation, and mechanical energy is transformed into electric energy, generally can be right in order to monitor whether the discharge of flue gas complies with standard
The flue gas of chimney of electric plant is sampled monitoring, is generally sampled in the prior art by flue gas sampling device.Smoke sampling
Device mainly includes sample storage case, an appendix being connected on sample storage case, the probe tube connecting with appendix one end；Appendix
Usually it is made of stainless steel.When sampling, probe tube and appendix need and smoke contacts.
Since the flue gas of power plant is the exhaust gas that the various combustibles of burning generate, the various corrosion such as hydrogen sulfide can be contained in flue gas
The gas of property, existing sampler is all directly to be sampled, and every sub-sampling all can cause to corrode to detection part, is repeatedly taken
Will lead to detection part after sample can not continue to use, and for this drawback, there is presently provided one kind can reduce flue gas corrosion performance
Sampler.
Summary of the invention
The purpose of the present invention is to provide a kind of flue gas sampling devices and method for power plant, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme:
A kind of flue gas sampling device for power plant, including the cache box for caching flue gas and be arranged in its inlet end into
Tracheae, the outlet side of the cache box are equipped with the escape pipe for exhaust, are additionally provided with mixing component and piston in the cache box
Component；
The mixing component is for uniform by the Gas Stirring inside cache box, to improve the accuracy of late detection；
The mixing component includes the fixed rotating shaft of left end and the rotation connection of cache box inner left wall, the fixed rotating shaft and air inlet
Pipe coaxial arrangement, the fixed rotating shaft are symmetrically arranged with several paddles in two sides up and down, and the fixed rotating shaft right end is coaxially provided with
Gas cylinder, the gas cylinder left end are connect by least one connecting rod with fixed rotating shaft, and the gas cylinder outer sheath is equipped with solid
Dead axle is held, and the outer ring of the fixing bearing is connected and fixed by the first locating rod and caching chamber interior wall, is leaned on inside the gas cylinder
The position of nearly air inlet pipe is equipped with power blade；
The piston element makes gas be in compressive state or swollen as needed for extracting cache box internal gas out
Swollen state；
Compressive state: by the gas compression of collection at original N times, to increase the concentration of unit volume material, the later period is improved
The accuracy of measurement, the numerical value of later period measurement are actual concentrations divided by N；
Swelling state: by the gas expansion of collection, to reduce the concentration of unit volume material, the detection of late detection device is reduced
When the extent of corrosion that receives, the numerical value of later period measurement is actual concentrations multiplied by N；
The piston element includes the piston cylinder being connected to by communicating pipe with cache box, and the piston cylinder upper end is equipped with the external world even
Logical air hole, the communicating pipe are equipped with solenoid valve, and the piston cylinder sliding fit inside has a piston plate, under the piston plate
End outside is equipped with the sealing ring with piston cylinder inner wall compression seal, and the piston plate upper surface is vertically equipped with piston rod, the work
Plug tube upper end is equipped with the second lifting set on the outside of the piston rod that is slidably located in, and the piston rod connection is to drive its up and down motion
To complete the lifting actuator of compression or expansion to gas, piston plate is driven to move up and down by lifting actuator, thus
Expand or reduce the volume space inside piston cylinder；
The piston cylinder lower end outside is equipped with sample detection pipe, is filled with the rubber being pierced into convenient for detector in the sample detection pipe
Glue sealing-plug.
As a further solution of the present invention: the piston cylinder inner wall and piston plate surface are designed with corrosion-resistant coating.
As a further solution of the present invention: the piston cylinder top side detachable connection, so as to the replacement in later period.
As a further solution of the present invention: the lifting actuator includes the first lifting being arranged on the left of piston cylinder
Set, the first lifting set are connect by the second locating rod with piston cylinder, are sliding combined with lifting column in the first lifting set,
The lifting column upper end is connect by kinematic link with piston rod, and the lifting column lower end is equipped with lifting screw hole, the lifting spiral shell
Cooperation is equipped with lifting screw in hole, and the lower end of the lifting screw connection is mounted on the lifting motor at the top of cache box.
As a further solution of the present invention: the lifting motor is servo motor.
As a further solution of the present invention: the paddle setting is in rectangle, and its windward side is arranged at least one and leads
The exhaust passage of stirring blade tip is arranged in gas coning hole, the connection of air guide taper hole inner end.
As a further solution of the present invention: the structure setting of the gas cylinder is in the conically shaped that left end is big, right end is small.
As a further solution of the present invention: the lifting column lower right side is equipped with pointer, be equipped on the left of the piston cylinder with
The corresponding graduated scale of pointer.
A kind of application method of the flue gas sampling device for power plant: the following steps are included:
Step 1: being rotated using the kinetic energy driving mixing component in the air inlet at cache box air inlet pipe, so that inside cache box
Gas uniformly mixes, to improve the accuracy of late detection；
Step 2: by opens solenoid valve, so that piston cylinder is connected to cache box, moving piston plate a distance then up, so
The gas in cache box is pumped into wherein afterwards, a vertical piston plate height is recorded, solenoid valve is then shut off, so that piston cylinder
In sealing state；
Step 3: as needed by N times of the gas compression of acquisition or expansion, piercing through rubber finally by the tip that will test head
Sealing-plug, to obtain piston cylinder internal data, the data of acquisition are exactly actual concentrations value divided by N or multiplied by N.
Compared with prior art, the beneficial effects of the present invention are: the present invention improves the drawbacks of being directed to existing apparatus, lead to
Setting mixing component is crossed to improve the uniformity of gas, to improve detection accuracy, in addition piston element is set, passes through piston portion
To gas compression, perhaps so that gas concentration itself increases or reduces, detection accuracy is can be improved when increasing in concentration to part for expansion,
Concentration can reduce the extent of damage when detector detection when reducing, its service life be improved, to facilitate actually detected need
It asks, it is practical.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is structural schematic diagram internal in the present invention.
Fig. 3 is structure partial enlarged drawing of the invention.
Fig. 4 is the structural schematic diagram of paddle in the present invention.
Wherein: cache box 1, air inlet pipe 2, power blade 3, fixing bearing 4, the first locating rod 5, gas cylinder 6, connecting rod 7,
Paddle 8, air guide taper hole 81, exhaust passage 82, fixed rotating shaft 9, escape pipe 10, lifting motor 11, graduated scale 12, pointer 13,
Lifting screw 14, the second locating rod 15, first lifting set 16, lifting screw hole 17, lifting column 18, kinematic link 19, piston cylinder 20,
Second lifting set 21, piston rod 22, piston plate 23, sealing ring 24, sample detection pipe 25, solenoid valve 26, communicating pipe 27, air hole
201, rubber seal plug 251.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Please refer to Fig. 1-3, in the embodiment of the present invention, a kind of flue gas sampling device for power plant, including for caching flue gas
Cache box 1 and the air inlet pipe 2 that its inlet end is arranged in, the outlet side of the cache box 1 are equipped with the escape pipe 10 for exhaust,
Mixing component and piston element are additionally provided in the cache box 1；
The mixing component is for uniform by the Gas Stirring inside cache box 1, to improve the accuracy of late detection；
The mixing component includes the fixed rotating shaft 9 of left end and the rotation connection of 1 inner left wall of cache box, the fixed rotating shaft 9 with
Air inlet pipe 2 is coaxially disposed, and about 9 two sides of fixed rotating shaft are symmetrically arranged with several paddles 8,9 right end of fixed rotating shaft
It is coaxially provided with gas cylinder 6,6 left end of gas cylinder is connect by least one connecting rod 7 with fixed rotating shaft 9, the gas cylinder 6
Outer sheath is equipped with fixing bearing 4, and the outer ring of the fixing bearing 4 is connected and fixed by the first locating rod 5 and 1 inner wall of cache box,
6 inside of gas cylinder is equipped with power blade 3 close to the position of air inlet pipe 2, after gas enters along air inlet pipe 2, gas meeting
A rotary force is provided across gas cylinder 6, and then for power blade 3, so that gas cylinder 6 be driven to rotate, gas cylinder 6 passes through company
Extension bar 7 drives fixed rotating shaft 9 to rotate, so that paddle 8 be driven uniformly to mix gas inside cache box 1.
The piston element is used to extract out 1 internal gas of cache box, and gas is made to be in compressive state as needed
Or swelling state；
Compressive state: by the gas compression of collection at original N times, to increase the concentration of unit volume material, the later period is improved
The accuracy of measurement, the numerical value of later period measurement are actual concentrations divided by N；
Swelling state: by the gas expansion of collection, to reduce the concentration of unit volume material, the detection of late detection device is reduced
When the extent of corrosion that receives, the numerical value of later period measurement is actual concentrations multiplied by N；
The piston element includes the piston cylinder 20 being connected to by communicating pipe 27 with cache box 1, and 20 upper end of piston cylinder is equipped with
The air hole 201 being in communication with the outside, the communicating pipe 27 are equipped with solenoid valve 26, and 20 sliding fit inside of piston cylinder has work
Seben 23,23 lower end outside of piston plate are equipped with the sealing ring 24 with 20 inner wall compression seal of piston cylinder, the piston plate 23
Upper surface is vertically equipped with piston rod 22, and 20 upper end of piston cylinder is equipped with the second lifting set in 22 outside of piston rod that is slidably located in
21, the piston rod 22 is connected to drive it to move up and down to complete the lifting actuator of compression or expansion to gas,
Piston plate 23 is driven to move up and down by lifting actuator, to expand or reduce the volume space inside piston cylinder 20, In
In actual use, piston plate 23 is in bottom, does not have gas inside piston cylinder 20 at this time, by opens solenoid valve 26, so that
Piston cylinder 20 is connected to cache box 1, moves 23 a distance of piston plate then up, is then pumped into the gas in cache box 1
Wherein, vertical 23 height of piston plate is recorded, solenoid valve 26 is then shut off, so that piston cylinder 20 is in sealing state, then
As needed by N times of the gas compression of acquisition or expansion；
20 lower end outside of piston cylinder is equipped with sample detection pipe 25, is filled in the sample detection pipe 25 and pierces convenient for detector
The rubber seal plug 251 entered, by making the gas inside piston cylinder 20 be in compressive state or swelling state, then pass through by
Rubber seal plug 251 is pierced through at the tip of detector, to obtain 20 internal data of piston cylinder；
The lifting actuator includes the first lifting set 16 that the left side of piston cylinder 20 is arranged in, and the first lifting set 16 passes through the
Two locating rods 15 are connect with piston cylinder 20, and first lifting, which covers, is sliding combined with lifting column 18 in 16, on the lifting column 18
End is connect by kinematic link 19 with piston rod 22, and 18 lower end of lifting column is equipped with lifting screw hole 17, the lifting screw hole 17
Middle cooperation is equipped with lifting screw 14, and 14 lower end of the lifting screw connection is mounted on the lifting motor 11 at 1 top of cache box, passes through
Lifting motor 11 drives lifting screw 14 and lifting column 18 to relatively rotate, and under the action of screw thread, lifting column 18 is along first liter
Drop set 16 slides up and down, so that the movement for piston plate 23 provides power, it is more stable using screw-driven here, convenient for control
The displaced position of later period piston plate 23.
20 inner wall of piston cylinder and 23 surface of piston plate are designed with corrosion-resistant coating.
20 top side detachable of the piston cylinder connection, so as to the replacement in later period.
Embodiment 2
Referring to Fig. 4, the setting of paddle 8 is in rectangle, and its windward side is arranged in order to further increase gas mixing effect
At least one air guide taper hole 81,81 inner end of the air guide taper hole connection are arranged in the exhaust passage 82 of 8 end of paddle, are stirring
When leaf 8 is rotated, the air of windward side can enter along air guide taper hole 81, then be discharged from exhaust passage 81,
To generate an outside air-flow, to further improve compounding effect.
Embodiment 3
In order to improve the power acquisition value of power blade 3, the structure setting of the gas cylinder 6 is in the taper that left end is big, right end is small
Cylinder, so as to improve the air velocity by power blade 3, so that it obtains bigger power value.
Embodiment 4
For the ease of accurately controlling the shift value of lifting actuator, 18 lower right side of lifting column is equipped with pointer 13, the piston
20 left side of cylinder is equipped with graduated scale 12 corresponding with pointer 13, and work can accurately be controlled by being matched by pointer 13 with graduated scale 12
The jacking condition of seben 23.
Working principle: being rotated using the kinetic energy driving mixing component in the air inlet at 1 air inlet pipe 2 of cache box, so that
1 internal gas of cache box uniformly mixes, to improve the accuracy of late detection；Then by opens solenoid valve 26, so that living
Plug tube 20 is connected to cache box 1, moves 23 a distance of piston plate then up, the gas in cache box 1 is then pumped into it
In, vertical 23 height of piston plate of record one；It is then shut off solenoid valve 26, so that piston cylinder 20 is in sealing state, then root
According to need by the gas compression of acquisition or expansion N times；Rubber seal plug 251 is pierced through finally by the tip that will test head, from
And 20 internal data of piston cylinder is obtained, the data of acquisition are exactly actual concentrations value divided by N or multiplied by N.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of flue gas sampling device for power plant including the cache box (1) for caching flue gas and is arranged in its air inlet
The air inlet pipe (2) at end, the outlet side of the cache box (1) are equipped with the escape pipe (10) for exhaust；
It is characterized in that, being additionally provided with mixing component and piston element on the cache box (1)；
The mixing component is for uniform by the internal Gas Stirring of cache box (1), to improve the accuracy of late detection；
The mixing component includes the fixed rotating shaft (9) of left end and the rotation connection of cache box (1) inner left wall, the fixed rotating shaft
(9) it is coaxially disposed with air inlet pipe (2), two sides are symmetrically arranged with several paddles (8) to the fixed rotating shaft (9) up and down, described solid
Determine shaft (9) right end to be coaxially provided with gas cylinder (6), gas cylinder (6) left end passes through at least one connecting rod (7) and fixed turn
Axis (9) connection, gas cylinder (6) outer sheath are equipped with fixing bearing (4), and the outer ring of the fixing bearing (4) is fixed by first
Position bar (5) is connected and fixed with cache box (1) inner wall, and the internal position close to air inlet pipe (2) of the gas cylinder (6) is fanned equipped with power
Leaf (3)；
The piston element be used for by cache box (1) internal gas extract out, and make as needed gas be in compressive state or
Person's swelling state；
Compressive state: by the gas compression of collection at original N times, to increase the concentration of unit volume material, the later period is improved
The accuracy of measurement, the numerical value of later period measurement are actual concentrations divided by N；
Swelling state: by the gas expansion of collection, to reduce the concentration of unit volume material, the detection of late detection device is reduced
When the extent of corrosion that receives, the numerical value of later period measurement is actual concentrations multiplied by N；
The piston element includes the piston cylinder (20) being connected to by communicating pipe (27) with cache box (1), the piston cylinder (20)
Upper end is equipped with the air hole (201) being in communication with the outside, and the communicating pipe (27) is equipped with solenoid valve (26), the piston cylinder (20)
Sliding fit inside has piston plate (23), and piston plate (23) lower end outside is equipped with and piston cylinder (20) inner wall compression seal
Sealing ring (24), piston plate (23) upper surface are vertically equipped with piston rod (22), and piston cylinder (20) upper end is equipped with sliding
The second lifting set (21) being set on the outside of piston rod (22), piston rod (22) connection is to drive it to move up and down with complete
The lifting actuator of compression or the expansion of pairs of gas drives piston plate (23) to move up and down by lifting actuator, thus
Expand or reduce piston cylinder (20) internal volume space；
Piston cylinder (20) lower end outside is equipped with sample detection pipe (25), filled with convenient for inspection in the sample detection pipe (25)
The rubber seal plug (251) that gauge head is pierced into.
2. the flue gas sampling device according to claim 1 for power plant, which is characterized in that piston cylinder (20) inner wall
Corrosion-resistant coating is designed with piston plate (23) surface.
3. the flue gas sampling device according to claim 1 for power plant, which is characterized in that at the top of the piston cylinder (20)
It is detachably connected.
4. the flue gas sampling device according to claim 1 for power plant, which is characterized in that the lifting actuator includes
The first lifting set (16) being arranged on the left of piston cylinder (20), the first lifting set (16) pass through the second locating rod (15) and living
Plug tube (20) connection, first lifting covers to be sliding combined with lifting column (18) in (16), and lifting column (18) upper end passes through
Kinematic link (19) is connect with piston rod (22), and lifting column (18) lower end is equipped with lifting screw hole (17), the lifting screw hole
(17) cooperation is equipped with lifting screw (14) in, and lifting screw (14) the lower end connection is mounted on the lifting at the top of cache box (1)
Motor (11).
5. the flue gas sampling device according to claim 4 for power plant, which is characterized in that the lifting motor (11) is
Servo motor.
6. the flue gas sampling device according to claim 1 for power plant, which is characterized in that paddle (8) setting
In rectangle, and at least one air guide taper hole (81) is arranged in its windward side, and air guide taper hole (81) the inner end connection setting is being stirred
The exhaust passage (82) of leaf (8) end.
7. the flue gas sampling device according to claim 1 for power plant, which is characterized in that the knot of the gas cylinder (6)
Structure setting is in the conically shaped that left end is big, right end is small.
8. the flue gas sampling device according to claim 4 for power plant, which is characterized in that lifting column (18) bottom right
Side is equipped with pointer (13), and graduated scale (12) corresponding with pointer (13) is equipped on the left of the piston cylinder (20).
9. a kind of according to any flue gas sampling device and method for power plant of claim 1-8, which is characterized in that including
Following steps:
Step 1: being rotated using the kinetic energy driving mixing component in the air inlet at cache box (1) air inlet pipe (2), so that caching
Case (1) internal gas uniformly mixes, to improve the accuracy of late detection；
Step 2: moving piston plate then up so that piston cylinder (20) is connected to cache box (1) by opens solenoid valve (26)
(23) gas in cache box (1) is then pumped into wherein by a distance, vertical piston plate (23) height of record one, so
Solenoid valve (26) are closed afterwards, so that piston cylinder (20) is in sealing state；
Step 3: as needed by N times of the gas compression of acquisition or expansion, piercing through rubber finally by the tip that will test head
Sealing-plug (251), to obtain piston cylinder (20) internal data, the data of acquisition are exactly actual concentrations divided by N or multiplied by N
Value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910696922.3A CN110426248A (en) | 2019-07-30 | 2019-07-30 | A kind of flue gas sampling device and method for power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910696922.3A CN110426248A (en) | 2019-07-30 | 2019-07-30 | A kind of flue gas sampling device and method for power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110426248A true CN110426248A (en) | 2019-11-08 |
Family
ID=68413152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910696922.3A Withdrawn CN110426248A (en) | 2019-07-30 | 2019-07-30 | A kind of flue gas sampling device and method for power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110426248A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112067758A (en) * | 2020-10-12 | 2020-12-11 | 段继伟 | Motor vehicle tail gas detection device |
| CN113671122A (en) * | 2021-08-06 | 2021-11-19 | 金广恒环保技术（南京）股份有限公司 | Continuity check out test set based on industry flue gas |
| CN114217028A (en) * | 2021-12-30 | 2022-03-22 | 浙江中环瑞蓝科技发展有限公司 | Quality control system of atmosphere mobile monitoring equipment |
| CN117330611A (en) * | 2023-12-01 | 2024-01-02 | 江苏安德信科技有限公司 | Aerosol detector |
-
2019
- 2019-07-30 CN CN201910696922.3A patent/CN110426248A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112067758A (en) * | 2020-10-12 | 2020-12-11 | 段继伟 | Motor vehicle tail gas detection device |
| CN113671122A (en) * | 2021-08-06 | 2021-11-19 | 金广恒环保技术（南京）股份有限公司 | Continuity check out test set based on industry flue gas |
| CN113671122B (en) * | 2021-08-06 | 2021-12-24 | 金广恒环保技术（南京）股份有限公司 | Continuity check out test set based on industry flue gas |
| CN114217028A (en) * | 2021-12-30 | 2022-03-22 | 浙江中环瑞蓝科技发展有限公司 | Quality control system of atmosphere mobile monitoring equipment |
| CN114217028B (en) * | 2021-12-30 | 2023-12-08 | 浙江中环瑞蓝科技发展有限公司 | Quality control system of atmosphere mobile monitoring equipment |
| CN117330611A (en) * | 2023-12-01 | 2024-01-02 | 江苏安德信科技有限公司 | Aerosol detector |
| CN117330611B (en) * | 2023-12-01 | 2024-02-13 | 江苏安德信科技有限公司 | Aerosol detector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110426248A (en) | A kind of flue gas sampling device and method for power plant | |
| CN102944478B (en) | Temperature-humidity-stress-chemical coupling test platform for porous dielectric material | |
| CN203216804U (en) | Uniaxial rock compression creepmeter in dry-wet circulating process | |
| CN207263494U (en) | A kind of saliva collecting device for genetic test | |
| CN102466636B (en) | Device for detecting marine volatile sulfur compounds with ultraviolet fluorescence method and manufacture method of device | |
| CN106370481B (en) | Remote filter membrane automatic sampling device and dust concentration monitoring method thereof | |
| CN116593673A (en) | Visual test system and method for simulating hot flue gas sealing and methane extraction | |
| CN209423465U (en) | A kind of specific moisture content device for formulating of full-automatic soil sample | |
| CN103913205B (en) | A kind of gas self-measuring device and method | |
| CN104535421A (en) | Detecting instrument and method for performance of cross-linked polymer gel | |
| CN109883787B (en) | Sampling extraction device and extraction method in detection of sulfide content in air | |
| CN103529079B (en) | A kind of moisture content test macro and method of testing thereof | |
| CN104807744A (en) | HPHT (High Pressure High Temperature) rotation bending dynamic corrosion fatigue tester | |
| CN201532387U (en) | Device for testing sulfuric dioxide content in flue gas | |
| CN207020008U (en) | Full-automatic rheology direct shear apparatus | |
| CN207816638U (en) | Water quality monitoring sampling system | |
| CN102401773B (en) | Reid saturated vapor pressure online test gauge | |
| CN208736775U (en) | A kind of flue dust on-line sampling and weighing device | |
| CN113125614B (en) | Method for extracting water-soluble organic acid in shale and coal rock containing soluble organic matters | |
| CN102768165A (en) | Instrument and method for quickly detecting residual gas volume by high temperature method | |
| CN201828439U (en) | Sampling device of sulphur dioxide gas in flue | |
| CN114739758A (en) | Adjustable speed sampling device of static pressure balance method | |
| CN207779943U (en) | A kind of coal petrography ignition quality detecting and analysing system | |
| CN206563685U (en) | Concrete sample shearing force Preliminary Determination device | |
| CN202994559U (en) | Gas sampling and heating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191108 |