CN108008086A - The cancellation element of flue gas feeler lever systematic error in flue gas analyzer calibration process - Google Patents
The cancellation element of flue gas feeler lever systematic error in flue gas analyzer calibration process Download PDFInfo
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- CN108008086A CN108008086A CN201711444917.0A CN201711444917A CN108008086A CN 108008086 A CN108008086 A CN 108008086A CN 201711444917 A CN201711444917 A CN 201711444917A CN 108008086 A CN108008086 A CN 108008086A
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- flue gas
- feeler lever
- cavity volume
- tracheae
- calibration
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 109
- 239000003546 flue gas Substances 0.000 title claims abstract description 109
- 230000009897 systematic effect Effects 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000007789 gas Substances 0.000 claims abstract description 60
- 239000000523 sample Substances 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 23
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 10
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 10
- 241000486406 Trachea Species 0.000 claims description 3
- 210000003437 trachea Anatomy 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 10
- 229940058401 polytetrafluoroethylene Drugs 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- -1 Poly tetra fluoroethylene Polymers 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0006—Calibrating gas analysers
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to the cancellation element of flue gas feeler lever systematic error in flue gas analyzer calibration process, including bounce cylinder, calibration tracheae and pressure reducing valve, bounce cylinder includes adapter, gas cavity volume and the second seal screw cap, one end of adapter is fixedly connected with one end that flue gas feeler lever is popped one's head in, the other end is stretched into gas cavity volume, and it is fixedly connected with gas cavity volume, the one end of gas cavity volume away from adapter is fixedly connected with demarcating one end of tracheae, second seal screw cap is set on calibration tracheae, and is threadedly coupled with gas cavity volume；The other end of the calibration tracheae is connected with the exhaust pipe mouth of the pressure reducing valve；Flue gas analyzer is connected with the one end of flue gas feeler lever away from bounce cylinder.The beneficial effects of the invention are as follows：By setting bounce cylinder, flue gas feeler lever is connected into the caliberating device of flue gas analyzer, so as to eliminate the systematic error produced due to flue gas feeler lever to the suction-operated of flue gas, improves stated accuracy.
Description
Technical field
The present invention relates to flue gas analyzer calibrated error technology for eliminating field, more particularly in flue gas analyzer calibration process
The cancellation element of flue gas feeler lever systematic error.
Background technology
Flue gas analyzer when in use between it is long after, easily there is deviation, cause flue gas measurement analysis result inaccurate,
Need periodically to demarcate flue gas analyzer, to ensure the precision of the flue gas of flue gas analyzer measurement analysis.
But flue gas feeler lever is have ignored all without connection flue gas feeler lever during the existing calibration flue gas analyzer with standard gas
Suction-operated to flue gas, causes calibration result inaccurate, it is therefore desirable to be added in the device of flue gas analyzer standard gas calibration
Flue gas feeler lever, the systematic error produced with the feeler lever that removes smoke to the suction-operated of flue gas, improves stated accuracy.
The content of the invention
The technical problems to be solved by the invention are not connected during being directed to the existing calibration flue gas analyzer with standard gas
Cigarette receiving gas feeler lever, have ignored the defects of flue gas feeler lever causes calibration result inaccurate the suction-operated of flue gas, there is provided flue gas
The cancellation element of flue gas feeler lever systematic error in analyzer calibration process.
The technical solution that the present invention solves above-mentioned technical problem is as follows：Flue gas feeler lever system in flue gas analyzer calibration process
The cancellation element of error, including bounce cylinder, calibration tracheae and pressure reducing valve, the bounce cylinder include adapter, gas cavity volume
With the second seal screw cap, one end of the adapter is fixedly connected with one end that flue gas feeler lever is popped one's head in, the adapter it is another
End is stretched into the gas cavity volume, and is fixedly connected with the gas cavity volume, the gas cavity volume away from the adapter one
End with it is described calibration tracheae one end be fixedly connected, second seal screw cap be set in it is described demarcate tracheae on, and with it is described
Gas cavity volume is threadedly coupled；The other end of the calibration tracheae is connected with the exhaust pipe mouth of the pressure reducing valve；Visited in the flue gas
The one end of bar away from the bounce cylinder is connected with flue gas analyzer.
The beneficial effects of the invention are as follows：Structure setting advantages of simple, it is easy to operate；By setting bounce cylinder, for even
Cigarette receiving gas feeler lever and calibration tracheae, flue gas feeler lever is connected into the caliberating device of flue gas analyzer, so as to eliminate since flue gas is visited
The systematic error that bar produces the suction-operated of flue gas, improves stated accuracy；And by setting adapter, it is convenient to connect flue gas
Feeler lever, moreover it is possible to be adapted to the flue gas feeler lever of different size by replacing different adapters, improve the use scope of the present invention；Separately
Outside, by setting gas cavity volume, play the role of buffering standard gas, avoid flue gas analyzer from being produced during standard gas is taken out negative
Pressure.
Based on the above technical solutions, the present invention can also be improved as follows.
Further：The adapter includes the first seal screw cap and flue gas feeler lever probe fixing device, the flue gas feeler lever
One end of probe fixing device is stretched into the gas cavity volume, and is fixedly connected with the gas cavity volume, the first sealing spiral shell
Lid is connected with threaded one end of the flue gas feeler lever probe fixing device away from the gas cavity volume；The flue gas feeler lever probe
One end passes through first seal screw cap, and is fixedly connected with the flue gas feeler lever probe fixing device.
The above-mentioned further beneficial effect of scheme is：By setting the first seal screw cap and the fixed dress of flue gas feeler lever probe
Put, for fixed and sealing fume feeler lever.
Further：The first sealing is equipped between first seal screw cap and the flue gas feeler lever probe fixing device
Circle.
The above-mentioned further beneficial effect of scheme is：By setting the first sealing ring, the first seal screw cap and flue gas are improved
The sealing performance of feeler lever probe fixing device, avoids standard gas from revealing, and influences calibration result.
Further：The second sealing ring is equipped between the flue gas feeler lever probe fixing device and the gas cavity volume.
The above-mentioned further beneficial effect of scheme is：By setting the second sealing ring, the fixed dress of flue gas feeler lever probe is improved
The sealing performance with gas cavity volume is put, avoids standard gas from revealing, influences calibration result.
Further：In the calibration tracheae cutting ferrule seal, institute are combined equipped with first with the junction of the gas cavity volume
The outside diameter for stating the first combination cutting ferrule seal is less than the internal diameter of second seal screw cap.
The above-mentioned further beneficial effect of scheme is：By set first combination cutting ferrule seal, improve calibration tracheae with
The connection sealing energy of gas cavity volume.
Further：In the calibration tracheae cutting ferrule sealing is combined equipped with second with the exhaust pipe mouth junction of the pressure reducing valve
Part and the 3rd seal screw cap, the 3rd seal screw cap be set in it is described calibration tracheae on, and with the exhaust pipe of the pressure reducing valve
Mouth is threadedly coupled；The outside diameter of the second combination cutting ferrule seal is less than the internal diameter of the 3rd seal screw cap.
The above-mentioned further beneficial effect of scheme is：By setting the second combination cutting ferrule seal and the 3rd seal screw cap,
Calibration tracheae and the sealing performance of pressure reducing valve junction are improved, avoids standard gas from revealing, influences calibration result.
Further：The pressure reducing valve is the pressure reducing valve with flowmeter.
The above-mentioned further beneficial effect of scheme is：The convenient flow for reading the standard gas that flue gas analyzer is extracted.
Further：The bounce cylinder is PTFE cylinders.
The above-mentioned further beneficial effect of scheme is：Avoid standard gas absorption bounce cylinder inner wall and generation system miss
Difference, influences calibration result.
Further：The calibration tracheae is PTFE tracheaes.
The above-mentioned further beneficial effect of scheme is：Avoid standard gas absorption calibration tracheae inner wall and generation system miss
Difference, influences calibration result.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the configuration schematic diagram of bounce cylinder of the present invention；
Fig. 3 is the attachment structure schematic diagram of present invention calibration tracheae and pressure reducing valve；
In attached drawing, the component names representated by each label are as follows：
1st, flue gas analyzer, 2, flue gas feeler lever, 3, bounce cylinder, 31, adapter, the 311, first seal screw cap, 312,
One sealing ring, 313, flue gas feeler lever probe fixing device, the 32, second sealing ring, 33, gas cavity volume, the 35, second seal screw cap,
4th, tracheae is demarcated, the 41, the 3rd seal screw cap, the 42, second combination cutting ferrule seal, 5, pressure reducing valve, 6, standard gas steel cylinder.
Embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As depicted in figs. 1 and 2, in flue gas analyzer calibration process flue gas feeler lever systematic error cancellation element, it includes
Bounce cylinder 3, calibration tracheae 4 and pressure reducing valve 5, the one end of the bounce cylinder 3 away from the calibration tracheae 4 are connected with flue gas and visit
Bar 2；The bounce cylinder 3 include adapter 31,33 and second seal screw cap 35 of gas cavity volume, one end of the adapter 31 with
Flue gas feeler lever 2 pop one's head in one end be fixedly connected, the other end of the adapter 31 is stretched into the gas cavity volume 33, and with it is described
Gas cavity volume 33 is fixedly connected, the one end of the gas cavity volume 33 away from the adapter 31 and one end of the calibration tracheae 4
It is fixedly connected, second seal screw cap 35 is set on the calibration tracheae 4, and is threadedly coupled with the gas cavity volume 33；
The other end of the calibration tracheae 4 is connected with the exhaust pipe mouth of the pressure reducing valve 5.
The adapter 31 includes the first seal screw cap 311 and flue gas feeler lever probe fixing device 313, the flue gas feeler lever
One end of probe fixing device 313 is stretched into the gas cavity volume 33, and is fixedly connected with the gas cavity volume 33, described first
Seal screw cap 311 is connected with the threaded one end of the flue gas feeler lever probe fixing device 313 away from the gas cavity volume 33；It is described
One end that flue gas feeler lever 2 is popped one's head in passes through first seal screw cap 311, and solid with the flue gas feeler lever probe fixing device 313
Fixed connection.
The first sealing ring is equipped between first seal screw cap 311 and the flue gas feeler lever probe fixing device 313
312。
The second sealing ring 32 is equipped between the flue gas feeler lever probe fixing device 313 and the gas cavity volume 33.
Cutting ferrule seal 34 is combined equipped with first with the junction of the gas cavity volume 33 in the calibration tracheae 4, it is described
The outside diameter of first combination cutting ferrule seal 34 is less than the internal diameter of second seal screw cap 35.
As shown in figure 3, it is equipped with the second composite card in the exhaust pipe mouth junction of the calibration tracheae 4 and the pressure reducing valve 5
42 and the 3rd seal screw cap 41 of seal is covered, the 3rd seal screw cap 41 is set on the calibration tracheae 4, and is subtracted with described
The exhaust pipe mouth of pressure valve 5 is threadedly coupled；The outside diameter of the second combination cutting ferrule seal 42 is less than the 3rd seal screw cap 41
Internal diameter.
The pressure reducing valve 5 is the pressure reducing valve with flowmeter.
The bounce cylinder 3 is PTFE cylinders, i.e. the first seal screw cap 311, the first sealing ring 312, flue gas feeler lever are popped one's head in
Fixing device 313, the second sealing ring 32, gas cavity volume 33, first combine cutting ferrule seal 34 and the second seal screw cap 35 by
PTFE (Poly tetra fluoroethylene, polytetrafluoroethylene (PTFE)) material is made.
The calibration tracheae 4 is PTFE tracheaes.
Standard gas steel cylinder 6 is connected with the air inlet of the pressure reducing valve 5, in the flue gas feeler lever 2 away from the bounce cylinder 3
One end be connected with flue gas analyzer 1.
Specific implementation process：One end of flue gas feeler lever 2 is connected with flue gas analyzer 1, the other end is via the first sealing spiral shell
Lid 311 is inserted into flue gas feeler lever probe fixing device 313, tightens the first seal screw cap 311, and the first sealing ring 312 visits flue gas
The outer wall of bar 2 produces extruding, avoids seam of the standard gas between flue gas feeler lever probe fixing device 313 and the first seal screw cap 311
Escaped in gap；The one end for demarcating tracheae 4 is connected with the other end of bounce cylinder 3, tightens 34 He of the first combination cutting ferrule seal
Second seal screw cap 35, the other end for demarcating tracheae 4 is connected with the exhaust pipe mouth of pressure reducing valve 5, it is close to tighten the second combination cutting ferrule
42 and the 3rd seal screw cap 41 of sealing.
Pressure reducing valve 5 is opened, the standard gas that flue gas analyzer 1 is extracted in standard gas steel cylinder 6 is demarcated, and standard gas is successively by decompression
Enter after valve 5, calibration tracheae 4, bounce cylinder 3 and flue gas feeler lever 2 in flue gas analyzer 1.
It should be noted that the standard the present invention be directed to HJ57-2017《The measure of stationary source exhaust gas sulfur dioxide
Constant potentiometric electrolysis》The device of the elimination of middle system deviation.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention.
Claims (9)
1. the cancellation element of flue gas feeler lever systematic error in flue gas analyzer calibration process, it is characterised in that：Including bounce cylinder
(3), tracheae (4) and pressure reducing valve (5) are demarcated, it is close that the bounce cylinder (3) includes adapter (31), gas cavity volume (33) and second
Blind nut (35) is sealed, one end of the adapter (31) is fixedly connected with one end that flue gas feeler lever (2) is popped one's head in, the adapter (31)
The other end stretch into the gas cavity volume (33), and be fixedly connected with the gas cavity volume (33), the gas cavity volume (33)
One end away from the adapter (31) is fixedly connected with one end of the calibration tracheae (4), second seal screw cap (35)
It is set on the calibration tracheae (4), and is threadedly coupled with the gas cavity volume (33)；The other end of the calibration tracheae (4)
It is connected with the exhaust pipe mouth of the pressure reducing valve (5)；Connected in the one end of the flue gas feeler lever (2) away from the bounce cylinder (3)
There is flue gas analyzer (1).
2. according to claim 1 in flue gas analyzer calibration process flue gas feeler lever systematic error cancellation element, its feature
It is：The adapter (31) includes the first seal screw cap (311) and flue gas feeler lever probe fixing device (313), the flue gas
One end of feeler lever probe fixing device (313) is stretched into the gas cavity volume (33), and is fixed and connected with the gas cavity volume (33)
Connect, first seal screw cap (311) and the remote gas cavity volume (33) of the flue gas feeler lever probe fixing device (313)
Threaded one end connects；One end of the flue gas feeler lever (2) probe passes through first seal screw cap (311), and with the flue gas
Feeler lever probe fixing device (313) is fixedly connected.
3. according to claim 2 in flue gas analyzer calibration process flue gas feeler lever systematic error cancellation element, its feature
It is：The first sealing ring is equipped between first seal screw cap (311) and the flue gas feeler lever probe fixing device (313)
(312)。
4. according to claim 2 in flue gas analyzer calibration process flue gas feeler lever systematic error cancellation element, its feature
It is：The second sealing ring (32) is equipped between the flue gas feeler lever probe fixing device (313) and the gas cavity volume (33).
5. according to claim 2 in flue gas analyzer calibration process flue gas feeler lever systematic error cancellation element, its feature
It is：In the calibration tracheae (4) cutting ferrule seal (34), institute are combined equipped with first with the junction of the gas cavity volume (33)
The outside diameter for stating the first combination cutting ferrule seal (34) is less than the internal diameter of second seal screw cap (35).
6. according to claim 1 in flue gas analyzer calibration process flue gas feeler lever systematic error cancellation element, its feature
It is：In the calibration tracheae (4) cutting ferrule seal is combined equipped with second with the exhaust pipe mouth junction of the pressure reducing valve (5)
(42) and the 3rd seal screw cap (41), the 3rd seal screw cap (41) is set on the calibration tracheae (4), and is subtracted with described
The exhaust pipe mouth of pressure valve (5) is threadedly coupled；The outside diameter of the second combination cutting ferrule seal (42) is less than the described 3rd sealing spiral shell
Cover the internal diameter of (41).
7. according to claim 6 in flue gas analyzer calibration process flue gas feeler lever systematic error cancellation element, its feature
It is：The pressure reducing valve (5) is the pressure reducing valve with flowmeter.
8. according to the cancellation element of flue gas feeler lever systematic error in any flue gas analyzer calibration process of claim 1 to 7,
It is characterized in that：The bounce cylinder (3) is PTFE cylinders.
9. according to the cancellation element of flue gas feeler lever systematic error in any flue gas analyzer calibration process of claim 1 to 7,
It is characterized in that：The calibration tracheae (4) is PTFE tracheaes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711444917.0A CN108008086A (en) | 2017-12-27 | 2017-12-27 | The cancellation element of flue gas feeler lever systematic error in flue gas analyzer calibration process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711444917.0A CN108008086A (en) | 2017-12-27 | 2017-12-27 | The cancellation element of flue gas feeler lever systematic error in flue gas analyzer calibration process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108008086A true CN108008086A (en) | 2018-05-08 |
Family
ID=62061678
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711444917.0A Pending CN108008086A (en) | 2017-12-27 | 2017-12-27 | The cancellation element of flue gas feeler lever systematic error in flue gas analyzer calibration process |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1505527A (en) * | 1974-05-21 | 1978-03-30 | Snam Progetti | Smoke density measuring apparatus |
| CN204330420U (en) * | 2014-11-24 | 2015-05-13 | 汇众翔环保科技河北有限公司 | Wearproof smoke gas sampling |
| CN205262813U (en) * | 2015-11-24 | 2016-05-25 | 北京大方科技有限责任公司 | Gaseous collection equipment and system |
| CN206362774U (en) * | 2017-01-12 | 2017-07-28 | 北京牡丹联友环保科技股份有限公司 | Flue gas dry and wet oxygen measurement device |
| CN207851015U (en) * | 2017-12-27 | 2018-09-11 | 武汉洪兴伟业环境科技有限公司 | The cancellation element of flue gas feeler lever systematic error in flue gas analyzer calibration process |
-
2017
- 2017-12-27 CN CN201711444917.0A patent/CN108008086A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1505527A (en) * | 1974-05-21 | 1978-03-30 | Snam Progetti | Smoke density measuring apparatus |
| CN204330420U (en) * | 2014-11-24 | 2015-05-13 | 汇众翔环保科技河北有限公司 | Wearproof smoke gas sampling |
| CN205262813U (en) * | 2015-11-24 | 2016-05-25 | 北京大方科技有限责任公司 | Gaseous collection equipment and system |
| CN206362774U (en) * | 2017-01-12 | 2017-07-28 | 北京牡丹联友环保科技股份有限公司 | Flue gas dry and wet oxygen measurement device |
| CN207851015U (en) * | 2017-12-27 | 2018-09-11 | 武汉洪兴伟业环境科技有限公司 | The cancellation element of flue gas feeler lever systematic error in flue gas analyzer calibration process |
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