CN207605578U - Produce high-temperature flue gas oxidation unit - Google Patents
Produce high-temperature flue gas oxidation unit Download PDFInfo
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- CN207605578U CN207605578U CN201721716188.5U CN201721716188U CN207605578U CN 207605578 U CN207605578 U CN 207605578U CN 201721716188 U CN201721716188 U CN 201721716188U CN 207605578 U CN207605578 U CN 207605578U
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Abstract
The utility model discloses one kind producing high-temperature flue gas oxidation unit, including main body mechanism and control mechanism；The main body mechanism includes oxidation bed, air duct, duct temperature sensor, reversal valve, regenerator, air inlet pipe, offgas duct, air inlet adjustment valve, tail gas regulating valve；The oxidation bed includes that main body frame, heat preservation module, thermal storage ceramic, heating starting device, high-temperature flue gas take gas group, high-temperature flue gas outlet flue, high-temperature flue gas regulating valve, high-temperature flue-gas sensor；The control mechanism includes PLC control unit and signal cable.The organic exhaust gas such as coal mine gas or chemical and medicine industry are after the device oxidation processes, carry out exothermic oxidation reaction, it generates carbon dioxide and produces high-temperature flue gas, for the drying of coal mine coal slime or other heat demands user, turn waste into wealth, reach energy saving and emission reduction purpose, with good economic efficiency, social benefit and environmental benefit.
Description
Technical field
The utility model is related to the apparatus field of high-temperature flue gas is generated using exothermic oxidation reaction, and in particular to one kind is produced
High-temperature flue gas oxidation unit.
Background technology
In face of increasingly harsh climate environment, just seem to vent gas treatment more important.Coal mine gas be it is a kind of clean and
The energy having a high potential, while being also one of the misfortune source of mine disaster.High-quality gas of the methane content higher than 95% can inject natural gas tube
Road；Coal mine gas of the methane content higher than 30% can be used for gas turbine, internal combustion engine power generation, or do domestic fuel；Methane content exists
6~30% coal mine gas then can also be used to generate electricity using special safe transport technology and generation technology.Methane concentration is less than
6%, it can be aoxidized with oxidation unit.Meanwhile the organic exhaust gas of the industries such as chemical industry, medicine discharge to the contribution of atmosphere pollution very
Greatly, it is a kind of its most economical effective administering method to be utilized by oxidation.For the application form of oxidation unit, heat is produced
Water, saturated vapor and superheated steam different form, but produce high-temperature hot-air exclusively with method for oxidation and also lack effective
Equipment.
Utility model content
To overcome defect of the existing technology, the utility model to provide the practicable high-temperature flue gas of producing of one kind and aoxidize
Device.
Its technical solution is：Including main body mechanism and control mechanism；The main body mechanism includes oxidation bed, air duct, air duct
Temperature sensor, reversal valve, regenerator, air inlet pipe, offgas duct, air inlet adjustment valve, tail gas regulating valve；The oxidation bed includes master
Body frame, heat preservation module, thermal storage ceramic, heating starting device, high-temperature flue gas take gas group, high-temperature flue gas outlet flue, high-temperature flue gas
Regulating valve, high-temperature flue-gas sensor, thermal storage ceramic are located at the center of main body frame, and heating starting device is distributed in thermal storage ceramic
Inside, heat preservation module are set to other four end faces of thermal storage ceramic other than gas in-out end, and high-temperature flue gas takes gas group from storage
Thermal Ceramics extract centre extracting high-temperature flue gas and take gas flue to be connected to high-temperature flue gas, and high-temperature flue gas outlet flue, which is set to, to be stored
The top of thermal Ceramics installs high-temperature flue gas regulating valve on high-temperature flue gas outlet flue, and the both sides of high-temperature flue gas regulating valve are pacified respectively
Fill high-temperature flue-gas sensor；The air duct is installed on the arranged on left and right sides of thermal storage ceramic body, in the horizontal inlet end installation in air duct
Duct temperature sensor；The regenerator is connect with air inlet pipe, offgas duct respectively, and is connect with air duct by reversal valve；It is described
Air inlet adjustment valve is installed in air inlet pipe；Tail gas regulating valve is installed in the offgas duct；The control mechanism includes PLC control unit
And signal cable, duct temperature sensor, reversal valve, air inlet adjustment valve, tail gas regulating valve, high-temperature flue gas regulating valve, high temperature cigarette
Gas temperature sensor is connect by signal cable with PLC control unit.
Said program can advanced optimize for：
The thermal storage ceramic is horizontally disposed, and intake and exhaust direction is horizontal direction bidirectional adverse current.
The air duct is equipped with sensing methane concentration device and pressure sensor, and sensing methane concentration device and pressure sensor are equal
It is connect with PLC control unit by signal cable.
The high-temperature flue gas outlet flue main body is square structure, has high temperature resistant, protection against erosion material wall, and pass through pottery
Porcelain fiber thermal insulation module and get rid of silk rug backing combination heat preservation.
The major advantage and advantageous effect of the utility model be：
The utility model carries out exothermic oxidation reaction using the gas or other organic exhaust gas of discharge, generates carbon dioxide
And generate heat；Take gas group by centre high-temperature flue gas extraction and application, remaining position normal operation by internal high temperature.Cause
This, the utility model can effectively destroy emptying gas or other organic exhaust gas and efficiently produce high-temperature flue gas, can replace completely
For hot-blast stove, realization turns waste into wealth, turns harm into good.It, can be in control atmosphere pollution, the change energy if being widelyd popularize application
Larger economic benefit, social benefit and environmental benefit are obtained using structure, energy saving and environmentally friendly etc. fields.
Description of the drawings
Fig. 1 is the utility model general structure schematic diagram；
Fig. 2 is the oxidation bed vertical section schematic diagram in Fig. 1；
In figure：1- oxidation beds, 2- high-temperature flue gas outlet flues, 3- high-temperature flue-gas sensors, 4- air inlet pipe, 4.1- into
Gas regulating valve, 5- high-temperature flue gas regulating valves, the air ducts 6-, 7- duct temperature sensors, 8- reversal valves, 9- regenerators, 10- tail gas
Pipe, 10.1- tail gas regulating valves, 11- heat preservation modules, 12- high-temperature flue gas take gas group, 13- thermal storage ceramics, 14- heating starting devices,
15- main body frames.
Specific implementation mode
The utility model is described further below in conjunction with the accompanying drawings：
Referring to Fig. 1, Fig. 2.Produce high-temperature flue gas oxidation unit, including main body mechanism and control mechanism.Main body mechanism includes
Oxidation bed 1, air duct 6, duct temperature sensor 7, reversal valve 8, regenerator 9, air inlet pipe 4, offgas duct 10, air inlet adjustment valve 4.1,
Tail gas regulating valve 10.1.Oxidation bed 1 includes main body frame 15, heat preservation module 11, thermal storage ceramic 13, heating starting device 14, high temperature
Flue gas takes gas group 12, high-temperature flue gas outlet flue 2, high-temperature flue gas regulating valve 5, high-temperature flue-gas sensor 3.Thermal storage ceramic 13
Positioned at the center of main body frame 15, along horizontally disposed, intake and exhaust direction is horizontal direction bidirectional adverse current.Heating starting device 14 is distributed
Inside thermal storage ceramic 13.Heat preservation module 11 is set to other four end faces of thermal storage ceramic 13 other than gas in-out end.It is high
Warm flue gas takes gas group 12 to extract centre extracting high-temperature flue gas from thermal storage ceramic 13 and takes gas flue 2 to be connected to high-temperature flue gas.
High-temperature flue gas outlet flue 2 is set to the top of thermal storage ceramic 13, and main body is square structure, has high temperature resistant, protection against erosion material
Wall, and by ceramic wool insulation module and the heat preservation of silk rug backing combination is got rid of, to ensure the maximization of the thermal efficiency.High-temperature flue gas
High-temperature flue gas regulating valve 5 is installed, high-temperature flue-gas sensing is installed in the both sides of high-temperature flue gas regulating valve 5 respectively on outlet flue 2
Device 3.Air duct 6 is installed on the arranged on left and right sides of thermal storage ceramic 13,6 horizontal inlet end installation duct temperature sensor 7, first in air duct
Alkane concentration sensor and pressure sensor.Regenerator 9 is connect with air inlet pipe 4, offgas duct 10 respectively, and passes through reversal valve 8 and wind
Road 6 connects.Air inlet adjustment valve 4.1 is installed in air inlet pipe 4.Tail gas regulating valve 10.1 is installed in offgas duct 10.Control mechanism includes
PLC control unit and signal cable, duct temperature sensor 7, sensing methane concentration device, pressure sensor, reversal valve 8, air inlet
Regulating valve, tail gas regulating valve 10.1, high-temperature flue gas regulating valve 5, high-temperature flue-gas sensor 3 pass through signal cable and PLC
Control unit connects.
The course of work of the utility model is：
First, by air blower by gas or other organic gas by regenerator 9 through reversal valve 8, wanted according to control mechanism
It asks and enters air duct 6（Left air duct or right air duct）, subsequently into oxidation bed 1.Startup stage by 14 electrified regulation of heating starting device,
High-temperature flue gas regulating valve 5 is closed, and according to the duct temperature sensor 7 being arranged on air duct 6, determines the intake and exhaust temperature difference, adjusts gas
Flow direction of the body in oxidation bed 1, making it, alternately adverse current commutates（I.e. left to go out into the right side, the right side goes out into a left side, checker）.It is heating
In start-up course, thermal storage ceramic 13 gets up thermal energy storage, and temperature in oxidation bed 1 is made to gradually rise, when temperature reaches a constant temperature
Degree（Generally 850 DEG C）When, gas starts oxidation reaction and releases heat.Gradual power-off is taken, until oxidation unit is anti-from maintenance
It should simultaneously stable operation.With the lasting progress of reaction, temperature continues to increase in oxidation bed 1, at this point, gradually adjusting high-temperature flue gas tune
Save the aperture of valve 5 and the aperture of tail gas regulating valve 10.When running under nominal concentrations and flow rate working conditions, major heat passes through high temperature
Smoke regulating valve 5 is delivered to user terminal, for coal slime drying or other purposes.The carbon dioxide that oxidation reaction generates also collects
It utilizes；It is more much smaller than the pollution level of idle air to the pollution of air if emitting.
By control system to oxidation bed working condition overall control.Temperature, concentration and the flow that the sensor is measured
Data transmission is handled to control system, is required according to program, controls high-temperature flue gas regulating valve 5 in time, and control tail gas is adjusted
Valve 10.Ensure the normal operation of oxidation bed countercurrent reaction.Meanwhile being required according to user's load of heat, control mechanism is adjusted automatically
5 aperture of high-temperature flue gas regulating valve is saved, to ensure that the thermic load in this operating index changes.
Claims (4)
1. producing high-temperature flue gas oxidation unit, including main body mechanism and control mechanism, it is characterised in that：The main body mechanism includes
Oxidation bed, air duct, duct temperature sensor, reversal valve, regenerator, air inlet pipe, offgas duct, air inlet adjustment valve, tail gas regulating valve；
The oxidation bed includes that main body frame, heat preservation module, thermal storage ceramic, heating starting device, high-temperature flue gas take gas group, high-temperature flue gas to go out
Gas flue, high-temperature flue gas regulating valve, high-temperature flue-gas sensor, thermal storage ceramic are located at the center of main body frame, heating starting
Device is distributed in inside thermal storage ceramic, and heat preservation module is set to other four end faces of thermal storage ceramic other than gas in-out end, high
Warm flue gas takes gas group to extract centre extracting high-temperature flue gas from thermal storage ceramic and takes gas flue to be connected to high-temperature flue gas, high temperature cigarette
Gas outlet flue is set to the top of thermal storage ceramic, and high-temperature flue gas regulating valve, high-temperature flue gas tune are installed on high-temperature flue gas outlet flue
The both sides of section valve are installed by high-temperature flue-gas sensor respectively；The air duct is installed on the arranged on left and right sides of thermal storage ceramic body, in wind
The horizontal inlet end in road installs duct temperature sensor；The regenerator is connect with air inlet pipe, offgas duct respectively, and passes through reversal valve
It is connect with air duct；Air inlet adjustment valve is installed in the air inlet pipe；Tail gas regulating valve is installed in the offgas duct；The control mechanism
Including PLC control unit and signal cable, duct temperature sensor, reversal valve, air inlet adjustment valve, tail gas regulating valve, high temperature cigarette
Gas regulating valve, high-temperature flue-gas sensor are connect by signal cable with PLC control unit.
2. according to claim 1 produce high-temperature flue gas oxidation unit, it is characterised in that：The horizontal cloth of thermal storage ceramic
It sets, intake and exhaust direction is horizontal direction bidirectional adverse current.
3. according to claim 1 produce high-temperature flue gas oxidation unit, it is characterised in that：It is dense that the air duct is equipped with methane
Sensor and pressure sensor are spent, sensing methane concentration device and pressure sensor are connected by signal cable and PLC control unit
It connects.
4. according to claim 1 produce high-temperature flue gas oxidation unit, it is characterised in that：The high-temperature flue gas outlet flue
Main body is square structure, has high temperature resistant, protection against erosion material wall, and by ceramic wool insulation module and get rid of silk rug backing group
Close heat preservation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721716188.5U CN207605578U (en) | 2017-12-12 | 2017-12-12 | Produce high-temperature flue gas oxidation unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721716188.5U CN207605578U (en) | 2017-12-12 | 2017-12-12 | Produce high-temperature flue gas oxidation unit |
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| Publication Number | Publication Date |
|---|---|
| CN207605578U true CN207605578U (en) | 2018-07-13 |
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ID=62797997
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721716188.5U Active CN207605578U (en) | 2017-12-12 | 2017-12-12 | Produce high-temperature flue gas oxidation unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629301A (en) * | 2020-12-23 | 2021-04-09 | 山东科技大学 | High-temperature flue gas molten salt heat exchanger and heat exchange method |
-
2017
- 2017-12-12 CN CN201721716188.5U patent/CN207605578U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629301A (en) * | 2020-12-23 | 2021-04-09 | 山东科技大学 | High-temperature flue gas molten salt heat exchanger and heat exchange method |
| WO2022134226A1 (en) * | 2020-12-23 | 2022-06-30 | 山东科技大学 | High-temperature flue gas molten salt heat exchanger and heat exchange method |
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| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20191016 Granted publication date: 20180713 |
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| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220621 Granted publication date: 20180713 |