CN114062586A - Integrated control type high-efficiency catalyst activity detection device - Google Patents
Integrated control type high-efficiency catalyst activity detection device Download PDFInfo
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- CN114062586A CN114062586A CN202111278144.XA CN202111278144A CN114062586A CN 114062586 A CN114062586 A CN 114062586A CN 202111278144 A CN202111278144 A CN 202111278144A CN 114062586 A CN114062586 A CN 114062586A
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- 239000003054 catalyst Substances 0.000 title claims abstract description 15
- 230000000694 effects Effects 0.000 title claims abstract description 14
- 238000001514 detection method Methods 0.000 title claims abstract description 11
- 230000001699 photocatalysis Effects 0.000 claims abstract description 23
- 238000005286 illumination Methods 0.000 claims abstract description 12
- 238000005452 bending Methods 0.000 claims description 6
- 238000006555 catalytic reaction Methods 0.000 abstract description 2
- 238000002474 experimental method Methods 0.000 abstract description 2
- 239000012855 volatile organic compound Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000013032 photocatalytic reaction Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/10—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using catalysis
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- Chemical Kinetics & Catalysis (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
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Abstract
The invention discloses an integrated control type high-efficiency detection device for catalyst activity, which comprises a photocatalytic reactor, wherein the inlet end of the photocatalytic reactor is connected with a gas cylinder, the gas outlet end of the gas cylinder is connected with the inlet end of the photocatalytic reactor through a gas pump, and the gas pump is provided with a gas pump controller; the outlet end of the photocatalytic reactor is sequentially connected with a connecting valve, a cold trap and a flow valve through a hose, and the flow valve is provided with a flow valve controller; the top of the photocatalytic reactor is provided with a light source part, and the light source part is provided with an illumination controller; the air pump controller, the flow valve controller and the illumination controller are all connected with the integrated controller. In this device, through designing solitary controller to control gaseous input efficiency, gaseous flow velocity and the illumination condition, and carry out integrated control through unified integral type controller, in order to realize the comprehensive parameter control to light catalytic reaction device, in order to make things convenient for the experimenter to carry out the experiment operation under the multiple operating mode.
Description
Technical Field
The invention relates to an integrated control type high-efficiency detection device for catalyst activity.
Background
Atmospheric pollution is one of the important environmental problems faced by China at present. Particularly, the emission of Volatile Organic Compounds (VOCs) is obviously increased along with the development of industries such as petrifaction, chemical engineering, coating and the like in the year.
VOCs are not only important precursor pollutants for ozone, but also are the main cause of haze gaseous pollutants, and have been regarded as important in recent years. VOCs are complex in kind and usually exist as multiple components simultaneously. The photocatalysis technology has the advantages of deep reaction at room temperature, direct utilization of solar energy for driving reaction, low cost, environmental friendliness and the like, and becomes an ideal environmental pollution treatment technology.
The photocatalytic reaction device can be used for detecting the real-time activity condition of the catalyst under various working conditions as an experimental device capable of directly monitoring the activity of the catalyst, so that experimenters can better know the characteristics of the catalyst.
The existing photocatalytic reaction device needs to adjust parameters such as temperature, gas flow rate, gas pressure value, illumination condition and the like, and the adjustment of each parameter needs to be completed by experimenters with high quality level.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides an integrated control type high-efficiency detection device for the activity of a catalyst.
The integrated control type catalyst activity high-efficiency detection device comprises a photocatalytic reactor, wherein an inlet end of the photocatalytic reactor is connected with a gas cylinder, a gas outlet end of the gas cylinder is connected with an inlet end of the photocatalytic reactor through a gas pump, and the gas pump is provided with a gas pump controller;
the outlet end of the photocatalytic reactor is sequentially connected with a connecting valve, a cold trap and a flow valve through a hose, and the flow valve is provided with a flow valve controller;
the top of the photocatalytic reactor is provided with a light source part, and the light source part is provided with an illumination controller;
the air pump controller, the flow valve controller and the illumination controller are all connected with the integrated controller.
Further, the hose passes through a cold trap.
Furthermore, an air pipe is arranged in the cold trap, the air pipe is a small-diameter section at the inlet of the cold trap, the air pipe is a large-diameter section at the outlet of the cold trap, and the small-diameter section and the large-diameter section are connected through an annular bending section;
the bending section is positioned in the cold trap, an outer shell and an inner container body are arranged in the cold trap, a negative pressure hole is formed in the inner wall of the outer shell, and an air hole is formed in the inner wall of the inner container body;
the bottom correspondence of the major diameter section is equipped with and holds the chamber, the side that holds the chamber is equipped with the valve.
Further, the diameter ratio of the small-diameter section to the large-diameter section is 1:1.2 to 1: 2.
Furthermore, the cold trap is rectangular, and a temperature sensor is arranged on the inner wall of the cold trap.
Furthermore, the integrated controller is provided with a touch screen, and the touch screen is a capacitive screen.
Has the advantages that:
in this device, through designing solitary controller to control gaseous input efficiency (atmospheric pressure), gaseous flow velocity (velocity of flow) and the illumination condition, and carry out integrated control through unified integral type controller, in order to realize the comprehensive parameter control to light catalytic reaction device, in order to make things convenient for the experimenter to carry out the experimental operation under the multiple operating mode.
Drawings
FIG. 1 is a schematic view of the overall structure of a photocatalytic reactor;
1. the flow valve controller 2, the air pump controller 3 and the integrated controller.
Detailed Description
For the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
A photocatalytic reactor comprises a photocatalytic reactor, wherein an inlet end of the photocatalytic reactor is connected with a gas cylinder, a gas outlet end of the gas cylinder is connected with an inlet end of the photocatalytic reactor through a gas pump, and the gas pump is provided with a gas pump controller 2;
the outlet end of the photocatalytic reactor is sequentially connected with a connecting valve, a cold trap and a flow valve through a hose, and the flow valve is provided with a flow valve controller 1;
the top of the photocatalytic reactor is provided with a light source part, and the light source part is provided with an illumination controller;
and the air pump controller 2, the flow valve controller 1 and the illumination controller are all connected with the integrated controller 3.
The cold trap is also provided with an air pipe, the air pipe is a small-diameter section at the inlet of the cold trap, the air pipe is a large-diameter section at the outlet of the cold trap, and the small-diameter section and the large-diameter section are connected through an annular bending section;
the bending section is positioned in the cold trap, an outer shell and an inner container body are arranged in the cold trap, a negative pressure hole is formed in the inner wall of the outer shell, and an air hole is formed in the inner wall of the inner container body;
the bottom correspondence of the major diameter section is equipped with and holds the chamber, the side that holds the chamber is equipped with the valve. The diameter ratio of the small-diameter section to the large-diameter section is 1: 1.5.
The cold trap is rectangular, and a temperature sensor is arranged on the inner wall of the cold trap.
The integrated controller is provided with a touch screen, and the touch screen is a capacitive screen.
In this device, through setting up integral type controller 3 to operate through the touch-sensitive screen, can unify control air pump, flow valve and illumination condition, in order to make things convenient for the experimenter to carry out the experiment operation under the multiple operating mode.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The integrated control type high-efficiency detection device for the activity of the catalyst is characterized by comprising a photocatalytic reactor, wherein an inlet end of the photocatalytic reactor is connected with a gas cylinder, a gas outlet end of the gas cylinder is connected with an inlet end of the photocatalytic reactor through a gas pump, and the gas pump is provided with a gas pump controller;
the outlet end of the photocatalytic reactor is sequentially connected with a connecting valve, a cold trap and a flow valve through a hose, and the flow valve is provided with a flow valve controller;
the top of the photocatalytic reactor is provided with a light source part, and the light source part is provided with an illumination controller;
the air pump controller, the flow valve controller and the illumination controller are all connected with the integrated controller.
2. The integrated control type catalyst activity high-efficiency detection device according to claim 1, characterized in that the hose passes through a cold trap.
3. The integrated control type catalyst activity high-efficiency detection device according to claim 1, wherein a gas pipe is arranged in the cold trap, the gas pipe is a small-diameter section at the inlet of the cold trap, the gas pipe is a large-diameter section at the outlet of the cold trap, and the small-diameter section and the large-diameter section are connected through an annular bending section;
the bending section is positioned in the cold trap, an outer shell and an inner container body are arranged in the cold trap, a negative pressure hole is formed in the inner wall of the outer shell, and an air hole is formed in the inner wall of the inner container body;
the bottom correspondence of the major diameter section is equipped with and holds the chamber, the side that holds the chamber is equipped with the valve.
4. The integrated control type catalyst activity high-efficiency detection device according to claim 3, wherein the diameter ratio of the small-diameter section to the large-diameter section is 1:1.2 to 1: 2.
5. The integrated control type catalyst activity high-efficiency detection device according to claim 3, wherein the cold trap is rectangular, and a temperature sensor is arranged on the inner wall of the cold trap.
6. The device for detecting the activity of the integrated control type catalyst according to claim 1, wherein the integrated controller is provided with a touch screen, and the touch screen is a capacitive screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111278144.XA CN114062586A (en) | 2021-10-30 | 2021-10-30 | Integrated control type high-efficiency catalyst activity detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111278144.XA CN114062586A (en) | 2021-10-30 | 2021-10-30 | Integrated control type high-efficiency catalyst activity detection device |
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| Publication Number | Publication Date |
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| CN114062586A true CN114062586A (en) | 2022-02-18 |
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| CN202111278144.XA Pending CN114062586A (en) | 2021-10-30 | 2021-10-30 | Integrated control type high-efficiency catalyst activity detection device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104437077A (en) * | 2014-11-10 | 2015-03-25 | 中国科学院生态环境研究中心 | Device for researching photocatalytic treatment on volatile organic compounds |
| CN207899231U (en) * | 2017-12-21 | 2018-09-25 | 中国科学院城市环境研究所 | A kind of reaction unit of photo-thermal concerted catalysis removing nitrogen oxides |
| CN208641824U (en) * | 2018-07-13 | 2019-03-26 | 亚洲硅业（青海）有限公司 | A kind of cold-trap device |
| CN209092762U (en) * | 2018-11-01 | 2019-07-12 | 上海宏端精密机械有限公司 | A kind of cold-trap for gas separation |
| CN110314542A (en) * | 2019-08-02 | 2019-10-11 | 上海电力大学 | Photocatalytic reduction of CO2Of a photocatalytic system |
| CN211635938U (en) * | 2019-12-30 | 2020-10-09 | 成都英德生物医药设备有限公司 | Sanitary-grade bioreactor tail gas condensing device |
| CN214201335U (en) * | 2021-01-15 | 2021-09-14 | 泊菲莱(镇江)智能设备有限公司 | Humidity control system of catalytic reactor |
-
2021
- 2021-10-30 CN CN202111278144.XA patent/CN114062586A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104437077A (en) * | 2014-11-10 | 2015-03-25 | 中国科学院生态环境研究中心 | Device for researching photocatalytic treatment on volatile organic compounds |
| CN207899231U (en) * | 2017-12-21 | 2018-09-25 | 中国科学院城市环境研究所 | A kind of reaction unit of photo-thermal concerted catalysis removing nitrogen oxides |
| CN208641824U (en) * | 2018-07-13 | 2019-03-26 | 亚洲硅业（青海）有限公司 | A kind of cold-trap device |
| CN209092762U (en) * | 2018-11-01 | 2019-07-12 | 上海宏端精密机械有限公司 | A kind of cold-trap for gas separation |
| CN110314542A (en) * | 2019-08-02 | 2019-10-11 | 上海电力大学 | Photocatalytic reduction of CO2Of a photocatalytic system |
| CN211635938U (en) * | 2019-12-30 | 2020-10-09 | 成都英德生物医药设备有限公司 | Sanitary-grade bioreactor tail gas condensing device |
| CN214201335U (en) * | 2021-01-15 | 2021-09-14 | 泊菲莱(镇江)智能设备有限公司 | Humidity control system of catalytic reactor |
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