CN208893973U - A kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern - Google Patents
A kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern Download PDFInfo
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- CN208893973U CN208893973U CN201821461930.7U CN201821461930U CN208893973U CN 208893973 U CN208893973 U CN 208893973U CN 201821461930 U CN201821461930 U CN 201821461930U CN 208893973 U CN208893973 U CN 208893973U
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- pipeline
- heat exchanger
- oxidation furnace
- catalytic oxidation
- exhaust gas
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model discloses a kind of catalysis oxidation heat recovery apparatuses of temperature self-regulating nodal pattern, including main air blower, heat recovering heat exchanger, heater, Catalytic oxidation furnace and air quantity adjusting air valve, main air blower one end is exhaust gas inlet, the other end is connected to heat recovering heat exchanger by first pipe, heat recovering heat exchanger is connected to heater by second pipe, heater is connected to Catalytic oxidation furnace by third pipeline, Catalytic oxidation furnace is connected to heat recovering heat exchanger by the 4th pipeline, heat recovering heat exchanger is connected to chimney by the 5th pipeline, first pipe is connected to third pipeline by the 6th pipeline, air quantity adjusting air valve is installed on the 6th pipeline.The utility model structural principle is simple, high degree of automation, under the operating condition of fluctuation of concentration, the heat recovery efficiency of heat recovering heat exchanger can be adjusted by air quantity adjusting air valve, make the exhaust gas temperature of Catalytic oxidation furnace entrance in the thermotonus window of catalyst, to guarantee exhaust gas constituents fully degraded, exhaust gas qualified discharge is discharged, to reduce pollution of the exhaust gas dump to environment.
Description
Technical field
The utility model relates to waste gas purification processing technology field, the catalysis oxidation heat of specially a kind of temperature self-regulating nodal pattern
Recyclable device.
Background technique
With the variation of production technology, industrial gas emission the case where there are exhaust gas concentration fluctuations.Since catalyst has one
Fixed thermotonus window, in waste gas pollution control and treatment catalytic oxidation technique, often there is temperature alarming in the operating condition of fluctuation of concentration.
It is investigated according to existing domestic market, is directed to the operating condition of fluctuation of concentration at present, catalytic oxidizing equipment one when thermo-field thoery
As be to go out a part of high heat gas from the outlet direct emission of Catalytic oxidation furnace, reduce system capacity, but this method can cause
Voltage loss reduce, catalyst space velocities increase, catalytic oxidizing equipment governance efficiency decline the problem of, cause exhaust gas concentration of emission and
Total emission volumn is exceeded.
Utility model content
The purpose of this utility model is to provide a kind of catalysis oxidation heat recovery apparatuses of temperature self-regulating nodal pattern, on solving
State the problem of proposing in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of catalysis oxidation heat of temperature self adjusting
Recyclable device, including main air blower, heat recovering heat exchanger, heater, Catalytic oxidation furnace and air quantity adjusting air valve, the main air blower
One end is exhaust gas inlet, and the other end is connected to heat recovering heat exchanger by first pipe, and the heat recovering heat exchanger passes through the second pipe
Road is connected to heater, and the heater is connected to Catalytic oxidation furnace by third pipeline, and the Catalytic oxidation furnace passes through the 4th pipeline
It is connected to heat recovering heat exchanger, the heat recovering heat exchanger is connected to chimney, the first pipe and third pipeline by the 5th pipeline
It is connected to by the 6th pipeline.
Preferably, catalyst is filled in the Catalytic oxidation furnace.
Preferably, air quantity adjusting air valve is installed on the 6th pipeline.
Preferably, the third pipeline is equipped with the first temperature sensor, the catalysis close to Catalytic oxidation furnace inlet
Second temperature sensor is installed in oxidation furnace.
Preferably, the heater uses one of electric heater, neat gas burner, near gas burner.
Compared with prior art, the utility model has the beneficial effects that the utility model structural principle is simple, journey is automated
Degree is high, under the operating condition of fluctuation of concentration, the heat recovery efficiency of heat recovering heat exchanger can be adjusted by air quantity adjusting air valve, makes to be catalyzed
The exhaust gas temperature of oxidation furnace entrance, to guarantee VOCs ingredient fully degraded, discharges exhaust gas in the thermotonus window of catalyst
Stably reaching standard discharge, to reduce pollution of the exhaust gas dump to environment.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of catalysis oxidation recuperation of heat dress of temperature self adjusting
It sets, including main air blower 2, heat recovering heat exchanger 4, heater 6, Catalytic oxidation furnace 8 and air quantity adjusting air valve 13, the main air blower 2
One end is gas feed 1, and the other end is connected to heat recovering heat exchanger 4 by first pipe 3, and the heat recovering heat exchanger 4 passes through the
Two pipelines 5 are connected to heater 6, and the heater 6 is connected to Catalytic oxidation furnace 8 by third pipeline 7, and the Catalytic oxidation furnace 8 is logical
Cross the 4th pipeline 9 connection heat recovering heat exchanger 4, the heat recovering heat exchanger 4 is connected to chimney 11 by the 5th pipeline 10, and described the
One pipeline 3 is connected to third pipeline 7 by the 6th pipeline 12, and air quantity adjusting air valve 13 is installed on the 6th pipeline 12.
In the utility model, it is filled with catalyst in Catalytic oxidation furnace 8, your gold of metallic carrier is filled in catalytic bed
Metal catalyst, noble metal use Pt, Pd etc., and the mesh number of catalyst carrier is -300 mesh of 200 mesh.
In the utility model, second temperature sensor 15 is installed in Catalytic oxidation furnace 8；The third pipeline 7 is close to urge
Change 8 inlet of oxidation furnace and the first temperature sensor 14 is installed；Heater 6 is using electric heater, neat gas burner, liquefaction stone
One of oil-gas burner.
Working principle: there are two types of operating status, warming-up starting state and normal operating conditions for the utility model.It is opened in warming-up
Under dynamic state, air enters heat recovering heat exchanger after blower pressurizes and heats up, after heat up through electric heater, then be discharged into catalysis oxygen
Change heatable catalyst in furnace, hot-air carries out heat recovery through heat recovering heat exchanger again later, is finally discharged into smoke stack emission.Warm
In machine start-up course, the temperature sensor of electric heater capacity and Catalytic oxidation furnace entrance is chain, when entrance Catalytic oxidation furnace
After the temperature of air reaches 250 DEG C -650 DEG C of Catalytic oxidation furnace thermotonus window, warming-up start-up course terminates.
Under normal operating conditions, exhaust gas enters heat recovering heat exchanger after blower pressurizes and heats up, after through electric heater,
It is discharged into Catalytic oxidation furnace again, when Catalytic oxidation furnace inlet flue gas temperature is not up to 250 DEG C -650 DEG C of catalyst reaction window, electricity
Heater starting heats exhaust gas, and the temperature for making exhaust gas enter Catalytic oxidation furnace reaches 250 DEG C -650 of catalyst temperature Process window
℃.Organic exhaust gas catalyst surface occur redox reaction, VOCs degradation release heat, after through heat recovering heat exchanger return
Heat is received, last exhaust gas is through chimney qualified discharge.
When exhaust gas concentration is too high, since to aoxidize release heat too many by VOCs, the temperature of exhaust gas in Catalytic oxidation furnace will lead to
More than 250 DEG C -650 DEG C of catalyst reaction window, the reactivity worth of catalyst is influenced.Originally it is applicable in novel by adjusting air quantity adjusting
Valve 13 reduces the heat recycled in catalytic oxidizing equipment, controls the temperature of exhaust gas in Catalytic oxidation furnace near 250 DEG C,
It prevents catalytic oxidizing equipment heat recovery superfluous, exhaust gas is caused to flow through Catalytic oxidation furnace thermo-field thoery.
The utility model structural principle is simple, high degree of automation, under the operating condition of fluctuation of concentration, can be adjusted by air quantity
Air-valve adjusts the heat recovery efficiency of heat recovering heat exchanger, makes the exhaust gas temperature of Catalytic oxidation furnace entrance in the thermotonus of catalyst
In window, to guarantee VOCs ingredient fully degraded, discharge exhaust gas stably reaching standard discharge, to reduce exhaust gas dump to environment
Pollution.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern, including main air blower (2), heat recovering heat exchanger (4) plus
Hot device (6), Catalytic oxidation furnace (8) and air quantity adjusting air valve (13), it is characterised in that: described main air blower (2) one end be gas into
Mouth (1), the other end pass through the second pipe by first pipe (3) connection heat recovering heat exchanger (4), the heat recovering heat exchanger (4)
Road (5) is connected to heater (6), and the heater (6) passes through third pipeline (7) connection Catalytic oxidation furnace (8), the catalysis oxidation
Furnace (8) is connected by the 4th pipeline (9) connection heat recovering heat exchanger (4), the heat recovering heat exchanger (4) by the 5th pipeline (10)
Logical chimney (11), the first pipe (3) are connected to third pipeline (7) by the 6th pipeline (12).
2. a kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern according to claim 1, it is characterised in that: described
Catalytic oxidation furnace is filled with catalyst in (8).
3. a kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern according to claim 1, it is characterised in that: described
Air quantity adjusting air valve (13) are installed on 6th pipeline (12).
4. a kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern according to claim 1, it is characterised in that: described
Third pipeline (7) is equipped with the first temperature sensor (14) close to Catalytic oxidation furnace (8) inlet, the Catalytic oxidation furnace (8)
Second temperature sensor (15) are inside installed.
5. a kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern according to claim 1, it is characterised in that: described
Heater (6) uses one of electric heater, neat gas burner, near gas burner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821461930.7U CN208893973U (en) | 2018-09-07 | 2018-09-07 | A kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821461930.7U CN208893973U (en) | 2018-09-07 | 2018-09-07 | A kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern |
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| Publication Number | Publication Date |
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| CN208893973U true CN208893973U (en) | 2019-05-24 |
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| CN201821461930.7U Active CN208893973U (en) | 2018-09-07 | 2018-09-07 | A kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108905617A (en) * | 2018-09-07 | 2018-11-30 | 云汇环保科技南通有限公司 | A kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern |
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2018
- 2018-09-07 CN CN201821461930.7U patent/CN208893973U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108905617A (en) * | 2018-09-07 | 2018-11-30 | 云汇环保科技南通有限公司 | A kind of catalysis oxidation heat recovery apparatus of temperature self-regulating nodal pattern |
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