CN203908911U - Sulfur dioxide adsorption rate testing device for active coke - Google Patents
Sulfur dioxide adsorption rate testing device for active coke Download PDFInfo
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- CN203908911U CN203908911U CN201420297743.5U CN201420297743U CN203908911U CN 203908911 U CN203908911 U CN 203908911U CN 201420297743 U CN201420297743 U CN 201420297743U CN 203908911 U CN203908911 U CN 203908911U
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- Prior art keywords
- automatic
- gas
- sulfur dioxide
- active coke
- adsorption rate
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- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 41
- 239000000571 coke Substances 0.000 title claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 82
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 39
- 238000002474 experimental method Methods 0.000 description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- 238000005303 weighing Methods 0.000 description 18
- 239000000463 material Substances 0.000 description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 238000007664 blowing Methods 0.000 description 9
- 238000009835 boiling Methods 0.000 description 9
- 239000012159 carrier gas Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 238000004088 simulation Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000002245 particle Substances 0.000 description 3
- 239000003463 adsorbent Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 235000019580 granularity Nutrition 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a sulfur dioxide adsorption rate testing device for active coke. The sulfur dioxide adsorption rate testing device for the active coke comprises an automatic air distribution system (4), an automatic control display system (5), an automatic temperature control reaction furnace (6) and various air bottles, wherein the automatic air distribution system (4) comprises an air distribution mould (1), a humidification mould (2) and a constant humidity mould (3); an air distribution chamber (7) and a reaction chamber (8) are arranged in the automatic temperature control reaction furnace (6); the air bottles, the air distribution mould (1), the humidification mould (2), the constant humidity mould (3) and the air distribution chamber (7) are connected by pipelines; the air distribution mould (1), the humidification mould (2) and the constant humidity mould (3) are electrically connected with the automatic control display system (5); the automatic control display system (5) is electrically connected with the automatic temperature control reaction furnace (6). The sulfur dioxide adsorption rate testing device for the active coke is small in size, high in sealing performance, easy to dismount and convenient to operate during tests.
Description
Technical Field
The utility model belongs to the technical field of the atmosphere pollution control, mainly relate to and be used for coal fired power plant flue gas to retrieve, pollutant desorption, especially an active burnt sulfur dioxide adsorption rate testing arrangement.
Background
The activated coke is an adsorption material with high comprehensive strength (pressure resistance, wear resistance and impact resistance) and small specific surface area than activated carbon, overcomes the defects of high price, low mechanical strength and easy crushing of the activated carbon, and simultaneously keeps the advantage of strong adsorption performance of the activated carbon. The current environmental protection problem is increasingly prominent, a dry desulfurization mode taking active coke as an adsorbent is continuously popularized, the adsorption rate of sulfur dioxide in the active coke can be used for rapidly and visually inspecting the adsorption performance of the active coke, and the volume construction of a desulfurization tower in engineering application is determined to a certain extent.
In recent years, the studies of gas phase and liquid phase adsorption by taking activated carbon/coke as an adsorbent at home and abroad are not sufficient, but most of the studies are focused on the aspect of representing the adsorption capacity of the activated carbon and have less research on the adsorption rate. In the research on the adsorption rate, the research on the adsorption rate of the activated carbon/coke sulfur dioxide is rarely reported mainly in the aspects of theoretical analysis of the liquid phase adsorption rate and the adsorption rate.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an active burnt sulfur dioxide adsorption rate testing arrangement.
In order to solve the technical problem, the technical scheme of the utility model as follows:
an active coke sulfur dioxide adsorption rate testing device comprises an automatic gas distribution system, an automatic control display system, an automatic temperature control reaction furnace and various gas cylinders. The automatic air distribution system comprises an air distribution module, a humidifying module and a constant humidity module; an air distribution chamber and a reaction chamber are arranged in the automatic temperature control reaction furnace. The gas cylinder, the gas distribution module 1, the humidifying module 2, the constant humidity module 3 and the gas distribution chamber 7 are connected by pipelines; the air distribution module 1, the humidification module 2 and the constant humidity module 3 are electrically connected with an automatic control display system 5; the automatic control display system 5 is electrically connected with the automatic temperature control reaction furnace 6.
Furthermore, the air distribution chamber consists of a middle air distribution pipe, two end air inlet pipes and an air outlet pipe.
Furthermore, the pipe diameters of the air inlet pipes and the air outlet pipes at the two ends are 6mm-15mm, and the lengths of the air inlet pipes and the air outlet pipes are 400mm-1000 mm.
Furthermore, the diameter of the middle gas distribution pipe is 25mm-50mm, the length of the middle gas distribution pipe is 400mm-800mm, and the middle gas distribution pipe is respectively sealed with the gas inlet pipes and the gas outlet pipes at the two ends by conical threads.
Furthermore, the length of the reaction chamber is 50mm-150mm, the two ends of the reaction chamber are sealed by conical threads, and a 100-300-mesh screen is arranged in the reaction chamber.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
the utility model discloses active burnt sulfur dioxide adsorbs speed testing arrangement is small, the seal is high, quick detachable, makes things convenient for the experiment operation, improves the measuring accuracy.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the air distribution chamber of the present invention;
the sequence numbers in the figure are: 1-gas distribution module 2-humidification module 3-constant humidity module 4-automatic gas distribution system 5-automatic control display system 6-automatic temperature control reaction furnace 7-gas distribution chamber 8-reaction chamber
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings.
As shown in fig. 1, an active coke sulfur dioxide adsorption rate testing device comprises an automatic gas distribution system 4, an automatic control display system 5, an automatic temperature control reaction furnace 6 and various gas cylinders; the automatic air distribution system 4 comprises an air distribution module 1, a humidification module 2 and a constant humidity module 3; an air distribution chamber 7 and a reaction chamber 8 are arranged in the automatic temperature control reaction furnace 6, and the reaction chamber 8 is arranged in the air distribution chamber 7;
the gas cylinder, the gas distribution module 1, the humidifying module 2, the constant humidity module 3 and the gas distribution chamber 7 are connected by pipelines; the air distribution module 1, the humidification module 2 and the constant humidity module 3 are electrically connected with an automatic control display system 5; the automatic control display system 5 is electrically connected with the automatic temperature control reaction furnace 6.
Example 1:
firstly, grinding a certain active coke sample to 40 meshes, then carrying out a simulation test in an automatic gas distribution system 4, measuring that the airflow required for blowing quantitative coke powder to a boiling state is 4L/min, calculating different gas distribution conditions of other various gases in different test processes on the basis of the airflow, wherein the different gas distribution conditions are 40ml/min of sulfur dioxide, 400ml/min of water vapor and 400ml/min of oxygen respectively, and the rest carrier gas is nitrogen. Performing exploration experiments in the automatic temperature control reaction furnace 6, then distributing gas according to various gas flow rates and temperatures, after the gas is stable, loading 40-mesh active coke powder with the mass of about 3g into an adsorption rate testing device, and weighing the mass change of the active coke powder in the device after adsorbing for 10 min. After weighing, the materials are put into the device again, and three groups of experiments are carried out at intervals of 10 min.
Example 2:
firstly, grinding a certain active coke sample to 80 meshes, then carrying out a simulation test in an automatic gas distribution system 4, measuring that the airflow required for blowing quantitative coke powder to a boiling state is 4L/min, calculating different gas distribution conditions of other various gases in different test processes on the basis of the airflow, wherein the different gas distribution conditions are respectively 40ml/min of sulfur dioxide, 400ml/min of water vapor and 400ml/min of oxygen, and the rest carrier gas is nitrogen. Performing exploration experiment in an automatic temperature control reaction furnace 6, then distributing gas according to various gas flow rates and temperatures, after the gas is stable, loading active coke powder with the particle size of 80 meshes and the mass of about 3g into an adsorption rate testing device, and weighing the mass change of the active coke powder in the device after adsorbing for 10 min. After weighing, the materials are put into the device again, and three groups of experiments are carried out at intervals of 10 min.
Example 3:
firstly, grinding a certain active coke sample to 120 meshes, then carrying out a simulation test in an automatic gas distribution system 4, measuring that the airflow required for blowing quantitative coke powder to a boiling state is 4L/min, calculating different gas distribution conditions of other various gases in different test processes on the basis of the airflow, wherein the different gas distribution conditions are respectively 40ml/min of sulfur dioxide, 400ml/min of water vapor and 400ml/min of oxygen, and the rest carrier gas is nitrogen. Performing exploration experiments in the automatic temperature control reaction furnace 6, then distributing gas according to various gas flow rates and temperatures, after the gas is stable, loading 120-mesh active coke powder with the mass of about 3g into an adsorption rate testing device, and weighing the mass change of the active coke powder in the device after adsorbing for 10 min. After weighing, the materials are put into the device again, and three groups of experiments are carried out at intervals of 10 min.
Example 4:
firstly, grinding a certain active coke sample to 40 meshes, then carrying out a simulation test in an automatic gas distribution system 4, measuring that the airflow required for blowing quantitative coke powder to a boiling state is 4L/min, calculating different gas distribution conditions of other various gases in different test processes on the basis of the airflow, wherein the different gas distribution conditions are 80ml/min of sulfur dioxide, 400ml/min of water vapor and 400ml/min of oxygen respectively, and the rest carrier gas is nitrogen. Performing exploration experiments in the automatic temperature control reaction furnace 6, then distributing gas according to various gas flow rates and temperatures, after the gas is stable, loading 40-mesh active coke powder with the mass of about 3g into an adsorption rate testing device, and weighing the mass change of the active coke powder in the device after adsorbing for 10 min. After weighing, the materials are put into the device again, and three groups of experiments are carried out at intervals of 10 min.
Example 5:
firstly, grinding a certain active coke sample to 80 meshes, then carrying out a simulation test in an automatic gas distribution system 4, measuring that the airflow required for blowing quantitative coke powder to a boiling state is 4L/min, calculating different gas distribution conditions of other various gases in different test processes on the basis of the airflow, wherein the different gas distribution conditions are 80ml/min of sulfur dioxide, 400ml/min of water vapor and 400ml/min of oxygen respectively, and the rest carrier gas is nitrogen. Performing exploration experiment in an automatic temperature control reaction furnace 6, then distributing gas according to various gas flow rates and temperatures, after the gas is stable, loading active coke powder with the particle size of 80 meshes and the mass of about 3g into an adsorption rate testing device, and weighing the mass change of the active coke powder in the device after adsorbing for 10 min. After weighing, the materials are put into the device again, and three groups of experiments are carried out at intervals of 10 min.
Example 6:
firstly, grinding a certain active coke sample to 120 meshes, then carrying out a simulation test in an automatic gas distribution system 4, measuring that the airflow required for blowing quantitative coke powder to a boiling state is 4L/min, calculating different gas distribution conditions of other various gases in different test processes on the basis of the airflow, wherein the different gas distribution conditions are 80ml/min of sulfur dioxide, 400ml/min of water vapor and 400ml/min of oxygen respectively, and the rest carrier gas is nitrogen. Performing exploration experiments in the automatic temperature control reaction furnace 6, then distributing gas according to various gas flow rates and temperatures, after the gas is stable, loading 120-mesh active coke powder with the mass of about 3g into an adsorption rate testing device, and weighing the mass change of the active coke powder in the device after adsorbing for 10 min. After weighing, the materials are put into the device again, and three groups of experiments are carried out at intervals of 10 min.
Example 7:
firstly, grinding a certain active coke sample to 40 meshes, then carrying out a simulation test in an automatic gas distribution system 4, measuring that the airflow required for blowing quantitative coke powder to a boiling state is 4L/min, calculating different gas distribution conditions of other various gases in different test processes on the basis of the airflow, wherein the different gas distribution conditions are 40ml/min of sulfur dioxide, 400ml/min of water vapor and 400ml/min of oxygen respectively, and the rest carrier gas is nitrogen. Performing exploration experiments in an automatic temperature control reaction furnace 6, then distributing gas according to various gas flow rates and temperatures, after the gas is stable, loading 40-mesh active coke powder with the mass of about 3g into an adsorption rate testing device, and weighing the mass change of the active coke powder in the device after 5min of adsorption. After weighing, the materials are put into the device again, and three groups of experiments are carried out at intervals of 5 min.
Example 8:
firstly, grinding a certain active coke sample to 80 meshes, then carrying out a simulation test in an automatic gas distribution system 4, measuring that the airflow required for blowing quantitative coke powder to a boiling state is 4L/min, calculating different gas distribution conditions of other various gases in different test processes on the basis of the airflow, wherein the different gas distribution conditions are respectively 40ml/min of sulfur dioxide, 400ml/min of water vapor and 400ml/min of oxygen, and the rest carrier gas is nitrogen. Performing exploration experiments in the automatic temperature control reaction furnace 6, then distributing gas according to various gas flow rates and temperatures, loading active coke powder with the particle size of 80 meshes and the mass of about 3g into an adsorption rate testing device after the gas is stable, and weighing the mass change of the active coke powder in the device after 5min of adsorption. After weighing, the materials are put into the device again, and three groups of experiments are carried out at intervals of 5 min.
Example 9:
firstly, grinding a certain active coke sample to 120 meshes, then carrying out a simulation test in an automatic gas distribution system 4, measuring that the airflow required for blowing quantitative coke powder to a boiling state is 4L/min, calculating different gas distribution conditions of other various gases in different test processes on the basis of the airflow, wherein the different gas distribution conditions are respectively 40ml/min of sulfur dioxide, 400ml/min of water vapor and 400ml/min of oxygen, and the rest carrier gas is nitrogen. Performing exploration experiments in the automatic temperature control reaction furnace 6, then distributing gas according to various gas flow rates and temperatures, after the gas is stable, loading 120-mesh active coke powder with the mass of about 3g into an adsorption rate testing device, and weighing the mass change of the active coke powder in the device after 5min of adsorption. After weighing, the materials are put into the device again, and three groups of experiments are carried out at intervals of 5 min.
Table 1 results of sulfur dioxide adsorption rate test for nine examples
Table 1 shows the results of the active coke sulfur dioxide adsorption rates measured above by the nine examples. Through the utility model provides a testing arrangement, can be safe, quick and convenient active burnt sample that obtains different granularities adsorb speed under the sulfur dioxide concentration of difference, different adsorption time etc. condition, make accurate judgement to the adsorption speed index of active burnt.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The active coke sulfur dioxide adsorption rate testing device is characterized by comprising an automatic gas distribution system (4), an automatic control display system (5), an automatic temperature control reaction furnace (6) and various gas cylinders; wherein,
the automatic air distribution system (4) comprises an air distribution module (1), a humidifying module (2) and a constant humidity module (3); an air distribution chamber (7) and a reaction chamber (8) are arranged in the automatic temperature control reaction furnace (6);
the gas cylinder, the gas distribution module (1), the humidifying module (2), the constant humidity module (3) and the gas distribution chamber (7) are connected through pipelines; the air distribution module (1), the humidification module (2) and the constant humidity module (3) are electrically connected with the automatic control display system (5); the automatic control display system (5) is electrically connected with the automatic temperature control reaction furnace (6).
2. The active coke sulfur dioxide adsorption rate testing device according to claim 1, wherein the gas distribution chamber (7) is composed of a middle gas distribution pipe, two end gas inlet pipes and a gas outlet pipe.
3. The active coke sulfur dioxide adsorption rate testing device according to claim 2, wherein the pipe diameters of the air inlet pipe and the air outlet pipe at two ends are 6mm-15mm, and the length is 400mm-1000 mm; the middle gas distribution pipe has a pipe diameter of 25mm-50mm and a length of 400mm-800 mm.
4. The active coke sulfur dioxide adsorption rate testing device of claim 2 or 3, wherein the middle gas distribution pipe is respectively sealed with the gas inlet pipes and the gas outlet pipes at two ends by conical threads.
5. The active coke sulfur dioxide adsorption rate testing device of claim 1, wherein the length of the reaction chamber is 50mm-150mm, the two ends of the reaction chamber are sealed by conical threads, and a 100-300-mesh screen is arranged in the reaction chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420297743.5U CN203908911U (en) | 2014-06-05 | 2014-06-05 | Sulfur dioxide adsorption rate testing device for active coke |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420297743.5U CN203908911U (en) | 2014-06-05 | 2014-06-05 | Sulfur dioxide adsorption rate testing device for active coke |
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| CN203908911U true CN203908911U (en) | 2014-10-29 |
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| CN201420297743.5U Expired - Lifetime CN203908911U (en) | 2014-06-05 | 2014-06-05 | Sulfur dioxide adsorption rate testing device for active coke |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107247118A (en) * | 2017-06-29 | 2017-10-13 | 国家电网公司 | A kind of adsorbent water adsorption rate determination device and method |
| CN109211721A (en) * | 2017-07-06 | 2019-01-15 | 中国石油天然气股份有限公司 | Experimental device |
| US11255832B2 (en) | 2017-07-06 | 2022-02-22 | Petrochina Company Limited | Device and method for determining solubility of elemental sulfur in sulfur-containing gas |
-
2014
- 2014-06-05 CN CN201420297743.5U patent/CN203908911U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107247118A (en) * | 2017-06-29 | 2017-10-13 | 国家电网公司 | A kind of adsorbent water adsorption rate determination device and method |
| CN109211721A (en) * | 2017-07-06 | 2019-01-15 | 中国石油天然气股份有限公司 | Experimental device |
| US11255832B2 (en) | 2017-07-06 | 2022-02-22 | Petrochina Company Limited | Device and method for determining solubility of elemental sulfur in sulfur-containing gas |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Granted publication date: 20141029 |
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| CX01 | Expiry of patent term |