CN207816920U - A kind of catalyst test apparatus - Google Patents
A kind of catalyst test apparatus Download PDFInfo
- Publication number
- CN207816920U CN207816920U CN201820089293.9U CN201820089293U CN207816920U CN 207816920 U CN207816920 U CN 207816920U CN 201820089293 U CN201820089293 U CN 201820089293U CN 207816920 U CN207816920 U CN 207816920U
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- catalyst
- reactor
- catalytic reactor
- air inlet
- thermocouple
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Abstract
A kind of catalyst test apparatus, belong to catalyst preparation equipment technical field, catalytic reactor is equipped in heating compartment, catalyst layer and high quartz cotton layer are equipped in catalytic reactor, hydrogen-catalyst reactor bottom is equipped with air inlet, air inlet is equipped with preheating hose, air inlet side is equipped with the first thermocouple, exhaust outlet is equipped at the top of catalytic reactor, catalytic reactor top open part is equipped with the second thermocouple, second thermocouple stretches to catalyst layer, and catalytic reactor, which is fixed by the bracket, to be connected in heating compartment.The utility model structure novel, operation principle is clear, and compared with traditional evaluating apparatus, the utility model reaction temperature field is more uniform and stable, highly reliable；And preheating section can be adjusted flexibly according to demand to ensure that the gas temperature into reactor reaches requirement, while larger space is provided for the arrangement of reactor, the flexibility that reactor uses form is improved, the application range of whole device is greatly broadened.
Description
Technical field
The utility model belongs to catalyst preparation equipment technical field, is related to a kind of catalyst test apparatus, specifically
It is to be related to a kind of evaluating apparatus for selective catalytic reduction catalysts.
Background technology
Catalyst performance evaluation is an extremely important link during entire catalyst preparation, and reaction unit is set
The control in temperature field is more to ensure that the key of reaction accuracy in meter and device.Reaction unit is mostly used diamond heating at present, makes
Catalyst reaches corresponding reaction temperature, but tubular type temperature field in furnace is kept the temperature by the flow, initial temperature and the burner hearth that are passed through gas
The factors such as effect are affected, this authenticity, accuracy to evaluating catalyst, and the reproducibility and reliability of reaction cause
Great challenge；Meanwhile the tubular reactors such as quartz ampoule can only be used when diamond heating, it causes catalyst test apparatus and answers
With many restrictions in terms of range.
Utility model content
The purpose of this utility model is the defect for above-mentioned existing catalyst test apparatus, provides a kind of evaluating catalyst
Device, enables to that reactor temperature field is more precise and stable, is not influenced by extraneous factor, the shape of reactor, size, material
Material and arrangement can realize flexible modulation.
The technical solution of the utility model is：A kind of catalyst test apparatus, including heating compartment；It is characterized in that：Institute
It states and is equipped with catalytic reactor in heating compartment, be equipped with catalyst layer in the catalytic reactor, the catalyst layer passes through setting
The high quartz cotton layer of end and lower end carries out the fixation on position on it, and the hydrogen-catalyst reactor bottom is equipped with air inlet,
The air inlet is equipped with preheating hose, and the air inlet side is equipped with the first thermocouple, is equipped at the top of the catalytic reactor
Exhaust outlet, the catalytic reactor top open part are equipped with the second thermocouple, and second thermocouple stretches to the catalyst
Layer, the catalytic reactor, which is fixed by the bracket, to be connected in the heating compartment.
The heating compartment is externally provided with temperature adjustment panel, and heating device and blower device, blower device are equipped in heating compartment
Bottom side is set inside heating compartment.
The preheating hose is changeable type structure, and preheating hose, which is nested with, to be connected on air inlet.
First thermocouple stretches into catalytic reactor bottom and is mutually passed to air inlet and measured into catalytic reactor
Gas temperature.
Second thermocouple is stretched at the top of catalytic reactor and is connected to catalyst layer to measure the temperature of catalyst.
The front end of the holder is U-shaped elastic clip, is formed and is gripped with the outer surface of catalytic reactor；The rear end of holder
Bolt is formed with heating compartment inner wall to be fastenedly connected.
The beneficial effects of the utility model are：A kind of catalyst test apparatus provided by the utility model, structure novel, work
Make clear principle, is made of, leads to heating compartment, catalytic reactor, thermocouple, preheating hose, air inlet and exhaust outlet in structure
The first thermocouple is crossed to measure real-time intake air temperature, it is ensured that the gas into reactor reaches predetermined temperature, eliminates because of gas stream
To the influence of evaluating catalyst reaction caused by amount, temperature change, reaction real time temperature is catalyzed by the second thermocouple measurement；
Compared with traditional evaluating apparatus, the utility model reaction temperature field is more uniform and stable, highly reliable；And preheating section can basis
Demand is adjusted flexibly to ensure that the gas temperature into reactor reaches requirement, while providing larger sky for the arrangement of reactor
Between, the flexibility that reactor uses form is improved, the application range of whole device is greatly broadened.
Description of the drawings
Fig. 1 is the utility model overall structure diagram.
In figure：Heating compartment 1, preheating hose 2, exhaust outlet 3, the second thermocouple 4, catalytic reactor 5, high quartz cotton layer
6, catalyst layer 7, the first thermocouple 8, air inlet 9.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of catalyst test apparatus, including heating compartment 1；Catalytic reactor is equipped in heating compartment 1
5, be equipped with catalyst layer 7 in catalytic reactor 5, catalyst layer 7 by be disposed thereon the high quartz cotton layer 6 at end and lower end into
The fixation that line position is set, 5 bottom of hydrogen-catalyst reactor are equipped with air inlet 9, and air inlet 9 is equipped with preheating hose 2, air inlet 9 one
Side is equipped with the first thermocouple 8, and 5 top of catalytic reactor is equipped with exhaust outlet 3, and 5 top open part of catalytic reactor is equipped with the second heat
Galvanic couple 4, the second thermocouple 4 stretch to catalyst layer 7, and catalytic reactor 5, which is fixed by the bracket, to be connected in heating compartment 1.
As shown in Figure 1, a kind of catalyst test apparatus, heating compartment 1 is externally provided with temperature adjustment panel, is equipped in heating compartment 1
Heating device and blower device, blower device are arranged in 1 inside bottom side of heating compartment；Preheating hose 2 is changeable type structure, in advance
Hot hose 2, which is nested with, to be connected on air inlet；First thermocouple 8 stretches into 5 bottom of catalytic reactor and passes to measurement with 9 phase of air inlet
Into the gas temperature of catalytic reactor；Second thermocouple 4 stretches into 5 top of catalytic reactor and is connected to catalyst layer 7 to survey
Measure the temperature of catalyst；The front end of holder is U-shaped elastic clip, is formed and is gripped with the outer surface of catalytic reactor；Holder
Rear end forms bolt with heating compartment inner wall and is fastenedly connected.
As shown in Figure 1, a kind of operation principle of catalyst test apparatus is as follows：According to the size of heating compartment, customization is urged
Change reactor, catalyst layer is fitted into catalytic reactor, fixes its position with high quartz cotton layer, connected and preheated with air inlet
The first thermocouple is placed to measure real-time intake air temperature in hose, air inlet side, adjusts preheating hose length to reach expected
Pre-heat effect, gas from bottom to top pass through catalyst, are discharged by exhaust outlet, and the first thermocouple is stretched at upper end opening to urging
Agent layer region is catalyzed reaction real time temperature to measure.Catalytic reactor is fixed in high temperature oven vertically, is regulated
Its position starts heating compartment and is heated, and air blast, to ensure that heater box body temperature is uniform, babinet to be heated is steady
After fixed, intake air temperature, catalytic reaction zone domain temperature reach setting value, evaluating catalyst experiment is proceeded by.
The utility model structure novel, operation principle is clear, compared with traditional evaluating apparatus, the utility model reaction temperature
It is more uniform and stable to spend field, it is highly reliable；And preheating section can be adjusted flexibly according to demand to ensure the gas temperature into reactor
Degree reaches requirement, while providing larger space for the arrangement of reactor, improves the flexibility that reactor uses form, greatly
The application range of whole device is widened.
Claims (6)
1. a kind of catalyst test apparatus, including heating compartment (1)；It is characterized in that：Catalysis is equipped in the heating compartment (1)
Reactor (5), the catalytic reactor (5) is interior to be equipped with catalyst layer (7), and the catalyst layer (7) is by being disposed thereon end
The fixation on position is carried out with the high quartz cotton layer (6) of lower end, hydrogen-catalyst reactor (5) bottom is equipped with air inlet (9),
The air inlet (9) is equipped with preheating hose (2), and air inlet (9) side is equipped with the first thermocouple (8), and the catalysis is anti-
It answers and is equipped with exhaust outlet (3) at the top of device (5), catalytic reactor (5) top open part is equipped with the second thermocouple (4), and described the
Two thermocouples (4) stretch to the catalyst layer (7), and the catalytic reactor (5), which is fixed by the bracket, is connected to the heating
In babinet (1).
2. a kind of catalyst test apparatus according to claim 1, it is characterised in that：The heating compartment (1) is externally provided with
Temperature adjustment panel, heating compartment (1) is interior to be equipped with heating device and blower device, and blower device is arranged in heating compartment (1) inner bottom
Side.
3. a kind of catalyst test apparatus according to claim 1, it is characterised in that：The preheating hose (2) is can be more
Formula structure is changed, preheating hose (2), which is nested with, to be connected on air inlet.
4. a kind of catalyst test apparatus according to claim 1, it is characterised in that：First thermocouple (8) is stretched into
Catalytic reactor (5) bottom simultaneously mutually passes to the gas temperature measured into catalytic reactor with air inlet (9).
5. a kind of catalyst test apparatus according to claim 1, it is characterised in that：Second thermocouple (4) is stretched into
It is connected at the top of catalytic reactor (5) and with catalyst layer (7) to measure the temperature of catalyst.
6. a kind of catalyst test apparatus according to claim 1, it is characterised in that：The front end of the holder is U-shaped bullet
Property folder, formed and gripped with the outer surface of catalytic reactor；The rear end of holder forms bolt fastening with heating compartment inner wall and connects
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820089293.9U CN207816920U (en) | 2018-01-18 | 2018-01-18 | A kind of catalyst test apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820089293.9U CN207816920U (en) | 2018-01-18 | 2018-01-18 | A kind of catalyst test apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207816920U true CN207816920U (en) | 2018-09-04 |
Family
ID=63324515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820089293.9U Active CN207816920U (en) | 2018-01-18 | 2018-01-18 | A kind of catalyst test apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207816920U (en) |
-
2018
- 2018-01-18 CN CN201820089293.9U patent/CN207816920U/en active Active
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