CN109126438A - A kind of safety-type catalysis oxidation VOCs controlling device of temperature control - Google Patents
A kind of safety-type catalysis oxidation VOCs controlling device of temperature control Download PDFInfo
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- CN109126438A CN109126438A CN201710497722.6A CN201710497722A CN109126438A CN 109126438 A CN109126438 A CN 109126438A CN 201710497722 A CN201710497722 A CN 201710497722A CN 109126438 A CN109126438 A CN 109126438A
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- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 46
- 238000006555 catalytic reaction Methods 0.000 title claims abstract description 26
- 230000003647 oxidation Effects 0.000 title claims abstract description 22
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 22
- 230000003197 catalytic effect Effects 0.000 claims abstract description 49
- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 14
- 238000012546 transfer Methods 0.000 claims abstract description 13
- 239000003054 catalyst Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000004744 fabric Substances 0.000 claims abstract description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 7
- 239000010935 stainless steel Substances 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000010790 dilution Methods 0.000 claims description 4
- 239000012895 dilution Substances 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 21
- 238000006243 chemical reaction Methods 0.000 abstract description 12
- 238000005338 heat storage Methods 0.000 abstract description 10
- 238000012545 processing Methods 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 38
- 230000001276 controlling effect Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000005485 electric heating Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002156 mixing 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
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Incineration Of Waste (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a kind of safety-type catalysis oxidation VOCs controlling devices of temperature control, including catalytic reactor and the gas handling system being connect with catalytic reactor, Heat-conduction oil circulation system and outlet system, reactor tubulation is equipped in catalytic reactor, upper layer is filled with stainless steel cloth or porcelain ball in reactor tubulation tube side, middle layer is filled with catalyst, and lower layer is filled with thermally conductive and support porcelain ball；Conduction oil is filled in sealing cavity between reactor tubulation and catalytic reactor；Heat-conduction oil circulation system includes the gs-oil separator being sequentially connected, Heat-transfer Oil Pump and electric heater, gs-oil separator is connected by pipeline with the conduction oil outlet of catalytic reactor, electric heater is connected by pipeline with the heat conducting oil inlet of catalytic reactor, gs-oil separator is also connected with expansion slot, the case where controlling device heat storage capacity disclosed in this invention is powerful, reaction temperature is precisely controllable, safe and reliable, is particularly suitable for processing big flow, interval material air inlet.
Description
Technical field
The present invention relates to volatile organic matter (VOCs) to administer field, in particular to a kind of heat storage capacity is powerful, reaction is warm
Spend the controlling device of precisely controllable, safe and reliable efficient process VOCs tail gas.
Background technique
Catalysis oxidation VOCs processing technique is commonly used in the VOCs material of processing low concentration, recently as country and place
Environmental protection standard upgrading, VOCs emission limit are increasingly strict.When traditional VOCs Treatment process such as absorption method, condensation method etc. can not be long
Between, high efficiency processing low concentration VOCs material, and the VOCs material of this low concentration usually pass through catalysis oxidation VOCs administer end
End technology is destroyed, to meet environmental protection index requirement.
It is to be exchanged heat first by heat exchanger when handling the VOCs material of low concentration in existing low-temperature catalytic oxidation technology
Heat up VOCs material, and the mode of temperature needed for being warming up to reactor reaction, VOCs object are directly heated secondly by electric heater
Material is stepped up VOCs material tolerance after reaching preheating temperature, and it is made to be finally reached reaction condition.When initial reaction prepares
Between long, inefficiency, and have the disadvantage in that
1) since catalytic oxidation treatment scale is the sum of VOCs material handling capacity+carrier gas scale of construction, if being added by electricity
Hot device one-time heating heating reaches required reaction temperature, and energy consumption needed for electric heater is very big, however major part VOCs is controlled at present
Reason scene can not provide higher power load；If not realized by way of one-time heating, by being stepped up tolerance liter
Temperature and the heat for needing to recycle VOCs material itself and reacting release, then it is longer to heat time；
2) in electric heater heating process, the electric heating tube of electric heater is directly contacted with VOCs material, electric heating tube table
Face temperature is much higher than mixed material temperature.When VOCs material is in explosion ratio range, electric heating tube surface temperature is excessively high
In the case of be also easy to produce explosion danger, there are security risks；
3) it is directed to the occasion of interval VOCs material air inlet, catalytic oxidation technologies lack effective heat storage type or accumulation of heat at present
Inefficiency (the thermal storage ceramic heat storage capacity of traditional heat storage type is insufficient).For maintain interval air inlet when can sustained response, electricity
Heater needs normal boot-strap full power operation to maintain temperature, to easily cause huge energy loss；
4) it in the biggish situation of changes in flow rate range, can not effectively be maintained most by the VOCs gas that electric heating is heated
Low temperature, to influence the processing capacity of device and the treatment effeciency of VOCs.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of safety-type catalysis oxidation VOCs controlling device of temperature control, with
Reach raising heat storage capacity, improves energy-saving effect, improve the purpose of security of system.
In order to achieve the above objectives, technical scheme is as follows:
A kind of safety-type catalysis oxidation VOCs controlling device of temperature control, connect including catalytic reactor and with catalytic reactor
Gas handling system, Heat-conduction oil circulation system and outlet system, the catalytic reactor is interior to be equipped with reactor tubulation, the reactor column
Upper layer is filled with stainless steel cloth or porcelain ball in pipe tube side, and middle layer is filled with catalyst, and lower layer is filled with thermally conductive and support porcelain ball；
Conduction oil is filled in sealing cavity between the reactor tubulation and catalytic reactor；The Heat-conduction oil circulation system includes
Gs-oil separator, Heat-transfer Oil Pump and the electric heater being sequentially connected, the gs-oil separator pass through pipeline and catalytic reactor
Conduction oil outlet is connected, and the electric heater is connected by pipeline with the heat conducting oil inlet of catalytic reactor, the Oil-gas Separation
Device is also connected with expansion slot.
In above scheme, the gas handling system includes the master air suction valve door, dilution control valve and wind connected by pipeline
Machine, the blower and pipeline are connected with the gas access at the top of catalytic reactor；The outlet system includes reacting with catalysis
The connected chimney of the gas vent of device bottom.
Hemispheric gas is equipped at the position of gas access in above scheme, in the catalytic reactor to be distributed
Device, the reactor tubulation are evenly distributed with heat transmission fin outside；Annular or round baffle plate are equipped in the sealing cavity.
In above scheme, the sealing cavity top is equipped with conduction oil upper thermocouple, and lower part is equipped with conduction oil lower part heat
Galvanic couple；Reactor tubulation top is equipped with upper layer thermocouple in tubulation, and lower part is equipped with lower layer's thermocouple in tubulation.
In further technical solution, condensing unit, institute are additionally provided between the gs-oil separator and conduction oil outlet
Stating condensing unit includes condenser and cooling fan.
In further technical solution, the catalytic reactor includes two of parallel connection.
Through the above technical solutions, the safety-type catalysis oxidation VOCs controlling device of temperature control provided by the invention and the prior art
It is compared to beneficial effect:
1) heat storage capacity is strong, VOCs air inlet material interval air inlet or flowed fluctuation range be big or material concentration variation range
With the obvious advantage in the case where big, VOCs still is able to react with high efficiency, to promote VOCs good purification.
2) system is safe and reliable, and VOCs material is avoided directly to contact with electric heater high temperature electric heating tube, thermally conductive material temperature
It spends more accurate controllable；It avoids generating electric spark because electric heater electrical leakage or electric heating tube interior insulation ability fail and leading to oil gas
The dangerous of explosion generates.
3) energy-saving effect is significant, and it is significant to reduce electrical equipments stop frequency, the energy-saving effects such as electric heater.
4) power load reduces, and after heat storage capacity is promoted, power load is greatly reduced.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described.
Fig. 1 is a kind of safety-type catalysis oxidation VOCs controlling device schematic diagram of temperature control disclosed in the embodiment of the present invention one；
Fig. 2 is the safety-type catalysis oxidation VOCs controlling device schematic diagram of temperature control disclosed in the embodiment of the present invention two；
Fig. 3 is the safety-type catalysis oxidation VOCs controlling device schematic diagram of temperature control disclosed in the embodiment of the present invention three；
Fig. 4 is catalytic reactor structural schematic diagram disclosed in the embodiment of the present invention；
Fig. 5 is reactor tubulation schematic diagram disclosed in the embodiment of the present invention.
In figure, 1, master air suction valve door；2, control valve is diluted；3, blower；4, catalytic reactor；41, gas access；42,
Gas distributor；43, reactor tubulation；431, stainless steel cloth or porcelain ball；432, catalyst；433, thermally conductive and support porcelain ball；
434, heat transmission fin；44, gas reactor exports；45, heat conducting oil inlet；46, conduction oil outlet；471, conduction oil top thermoelectricity
It is even；472, upper layer thermocouple in tubulation；473, lower layer's thermocouple in tubulation；474, conduction oil lower part thermocouple；48, partition；49,
Baffle plate；5, chimney；6, electric heater；7, Heat-transfer Oil Pump；8, gs-oil separator；9, expansion slot；10, condensing unit.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
The present invention provides a kind of safety-type catalysis oxidation VOCs controlling device of temperature control, structure as shown in Figure 1, the improvement
Under the premise of heat exchange efficiency does not reduce, heat storage capacity is obviously improved device, and conduction oil can be heated storage thermal energy in advance.Especially
It is processing changes in flow rate greatly or in the case where interval air inlet, so that it is met operating condition under the action of the oil stream amount that can exchange heat by adjusting
Demand；To reduce system time, the efficiency of device operation and processing VOCs is improved；And it is particularly suitable for processing interval material
The case where air inlet and big flow VOCs air inlet.
Catalytic reactor as shown in Figure 4, top are equipped with gas access 41, and bottom is equipped with gas vent 44, catalysis reaction
Longitudinal arrangement has reactor tubulation 43 in device 4, and the upper and lower ends of reactor tubulation 43 are fixed on partition 48 and stretch out partition 48,
Sealing cavity is formed between catalytic reactor 4, reactor tubulation 43 and partition 48, is led in sealing cavity filled with recyclable
Hot oil；4 top of catalytic reactor is equipped with conduction oil outlet 46, and lower part is equipped with heat conducting oil inlet 45.As shown in figure 5, reactor arranges
43 inside upper layer of pipe is filled with stainless steel cloth or porcelain ball 431, and middle layer is filled with catalyst 432, and lower layer is filled with thermally conductive and branch
Support porcelain ball 433.
Sealing cavity top is equipped with conduction oil upper thermocouple 471, and lower part is equipped with conduction oil lower part thermocouple 474, is used for
Monitor the temperature of conduction oil.43 top of reactor tubulation is equipped with upper layer thermocouple 472 in tubulation, and lower part is equipped with lower layer's heat in tubulation
Galvanic couple 473, for monitoring the temperature of gas in reactor tubulation 43.
Hemispheric gas distributor 42, gas distribution are equipped in catalytic reactor 4 at the position of gas access 41
The radian of device 42 and the end socket radian of catalytic reactor 4 match, while several be uniformly distributed is provided on gas distributor 42
Through-hole, mixed gas mainly passes through through-hole and enters in reactor tubulation 43.The arrangement form of such gas distributor 42 is convenient for
Air-flow branch, in ideal Flat push air-flow；Annular or round baffle plate are provided in the sealing cavity shell side of catalytic reactor 4
49；It is evenly arranged heat transmission fin 434 outside reactor tubulation, for improving heat transfer effect.
Embodiment one:
The safety-type catalysis oxidation VOCs controlling device of temperature control as shown in Figure 1, including catalytic reactor 4 and with catalysis react
Gas handling system, Heat-conduction oil circulation system and the outlet system that device 4 connects, catalytic reactor 4 is interior to be equipped with reactor tubulation 43, reaction
Upper layer is filled with stainless steel cloth or porcelain ball 431 in 43 tube side of device tubulation, and middle layer is filled with catalyst 432, and lower layer, which is filled with, to be led
Heat and support porcelain ball 433；Conduction oil is filled in sealing cavity between reactor tubulation 43 and catalytic reactor 4；Conduction oil
The circulatory system includes the gs-oil separator 8 being sequentially connected, Heat-transfer Oil Pump 7 and electric heater 6, gs-oil separator 8 by pipeline with
The conduction oil outlet 46 of catalytic reactor 4 is connected, and electric heater 6 passes through 45 phase of heat conducting oil inlet of pipeline and catalytic reactor 4
Even, gs-oil separator 8 is also connected with expansion slot 9.Gas handling system includes the master air suction valve door 1 connected by pipeline, dilution adjusting
Valve 2 and blower 3, blower 3 are connected by pipeline with the gas access 41 at 4 top of catalytic reactor；Outlet system includes and urges
Change the connected chimney 5 of the gas vent 44 of 4 bottom of reactor.
The operational process of the device is as follows:
Before the non-commencement of commercial operation of system, Heat-conduction oil circulation system starts first.After Heat-transfer Oil Pump 7 starts, electric heater 6
It runs and forms oil circulation between catalytic reactor 4, gs-oil separator 8, Heat-transfer Oil Pump 7 and electric heater 6.Conduction oil by
Heat conducting oil inlet 45 enters 4 shell side of catalytic reactor, enters gs-oil separator 8 by conduction oil outlet 46 later.With oil temperature
Rise, storage in expansion slot 9 is entered by gs-oil separator 8 after gas hot expanding type.Thermally conductive oil temperature can pass through catalytic reactor 4
Conduction oil upper thermocouple 471 and conduction oil lower part thermocouple 474 in shell side monitor in real time.On electric heater 6 and conduction oil
PID is adjusted between portion's thermocouple 471 and conduction oil lower part thermocouple 474.To conduction oil upper thermocouple 471 and conduction oil lower part
After thermocouple 474 reaches operating temperature needed for system, electric heater and Heat-transfer Oil Pump stop working.Heat-conduction oil circulation system makes
With electric heater capacity can greatly be reduced, it is stored in major part " thermal energy " in conduction oil, thus realize heat accumulation function, it is full
Sufficient interval material air inlet or big flow once in a while air inlet the case where.
System is the reaction condition for having processing VOCs.Master air suction valve 1 is opened at this time, and dilution regulating valve 2 is opened, blower
3 startings.Mixed material is entered in catalysis reaction by gas access 41.And it is real by the gas distributor of catalytic reactor 4 42
The existing radially uniform branch of gas, into 43 tube side of reactor tubulation.
In a kind of preferred embodiment, catalyst main active is noble metal, and is supported on Alumina spheres, instead
43 tube side lowest level of device tubulation is answered to arrange porcelain ball 433；Tubulation tube side middle layer arranges that catalyst 432, catalyst diameter areBetween, the diameter of tube side is 10 times of catalyst pellets particle diameter, reaction bed length ≮ tube side in reactor
10 times of diameter；Reactor tubulation tube side top layer arranges stainless steel cloth.It is stainless that mixed gas enters reactor tubulation tube side
Steel screen layer exchanges heat with out-of-bounds conduction oil, and mixed gas heating reaches initial reaction temperature, the thermally conductive oil temperature in reactor upper layer
Degree reduces.Mixed gas enters tubulation tube side middle layer, reacts under the action of catalyst in middle level and discharges heat, conduction oil
Temperature increases after absorbing heat.Due to the effect of the temperature difference, conduction oil forms thermal convection in reactor.If conduction oil itself heat is right
It flows in the lower situation of effect, the circulation of conduction oil is realized using external conduction oil circulation power Heat-transfer Oil Pump 7.VOCs itself is anti-
The heat that should be discharged can preferably be absorbed and be transferred to by conduction oil upper layer and continue to be absorbed by new mixing gas at normal temperature, from
And maintain thermal balance.Simultaneously in order to increase heat exchange efficiency, fin 434 is installed outside reactor tubulation 43, to further mention
Heat transfer effect is risen.
When occurring the case where interval air inlet, since conduction oil heat storage capacity is extremely strong, heat loss is minimum, so as to promote
Thermally conductive oil temperature maintains in reasonable working range in reactor shell side.The thermally conductive oil temperature in the case where long period not air inlet
When declining, lost by fine start Heat-transfer Oil Pump 7 and 6 additional heat of electric heater.So that it is guaranteed that system can be located always
In stand-by operation state, therefore it is particularly suitable for the case where handling the air inlet of interval material.
In the case where flow has great fluctuation process, by increasing the ability to work for starting and changing Heat-transfer Oil Pump 7, make its satisfaction
The demand of different gas flow.
Embodiment two:
As shown in Fig. 2, on the basis of example 1, increasing condensing unit 10 in the heat-conduction oil heat circulatory system, by cold
Condenser and cooling fan composition." high temperature " conduction oil can preferably be controlled by condenser and cooling fan radiating and cooling
Thermally conductive oil temperature is unlikely to " temperature runaway " phenomenon occur, and can quickly take away the excess heat discharged in catalytic reactor 4.
Embodiment three:
As shown in figure 3, catalytic reactor 4 includes in parallel two, the gas after mixed diluting is delivered to respectively through blower
In two catalytic reactors 4, mixed gas reaches in catalytic reactor 4 with the heating of conduction oil media for heat exchange respectively reacts initial
Temperature, and it is converted into carbon dioxide and vapor under the action of 43 middle layer catalyst 432 of reactor tubulation, heat is released,
And cool down respectively in reactor lower layer porcelain layers of balls and conduction oil heat exchange.Two 4 structures of catalytic reactor are identical.Two catalysis
Gas treatment amount is much larger than the treatment scale of separate unit catalytic reactor 4 after reactor 4 is used in parallel.Two catalytic reactors 4
Hold over system is all made of a set of Heat-conduction oil circulation system composition.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (6)
1. a kind of safety-type catalysis oxidation VOCs controlling device of temperature control, which is characterized in that instead including catalytic reactor and with catalysis
Gas handling system, Heat-conduction oil circulation system and the outlet system for answering device to connect, the catalytic reactor is interior to be equipped with reactor tubulation, institute
It states upper layer in reactor tubulation tube side and is filled with stainless steel cloth or porcelain ball, middle layer is filled with catalyst, and lower layer is filled with thermally conductive
And support porcelain ball；Conduction oil is filled in sealing cavity between the reactor tubulation and catalytic reactor；The conduction oil
The circulatory system includes the gs-oil separator being sequentially connected, Heat-transfer Oil Pump and electric heater, the gs-oil separator by pipeline with
The conduction oil outlet of catalytic reactor is connected, and the electric heater is connected by pipeline with the heat conducting oil inlet of catalytic reactor,
The gs-oil separator is also connected with expansion slot.
2. the safety-type catalysis oxidation VOCs controlling device of a kind of temperature control according to claim 1, which is characterized in that it is described into
Gas system includes the master air suction valve door, dilution control valve and blower connected by pipeline, the blower and pipeline and catalysis
The gas access of reactor head is connected；The outlet system includes the cigarette being connected with the gas vent of catalytic reactor bottom
Chimney.
3. the safety-type catalysis oxidation VOCs controlling device of a kind of temperature control according to claim 1, which is characterized in that described to urge
Change and be equipped with hemispheric gas distributor in reactor at the position of gas access, is uniformly distributed outside the reactor tubulation
There is heat transmission fin；Annular or round baffle plate are equipped in the sealing cavity.
4. the safety-type catalysis oxidation VOCs controlling device of a kind of temperature control according to claim 1, which is characterized in that described close
It seals cavity top and is equipped with conduction oil upper thermocouple, lower part is equipped with conduction oil lower part thermocouple；Reactor tubulation top is set
There is upper layer thermocouple in tubulation, lower part is equipped with lower layer's thermocouple in tubulation.
5. the safety-type catalysis oxidation VOCs controlling device of a kind of temperature control according to any one of claims 1 to 4, feature exist
In being additionally provided with condensing unit between the gs-oil separator and conduction oil outlet, the condensing unit includes condenser and dissipates
Air-heater.
6. the safety-type catalysis oxidation VOCs controlling device of a kind of temperature control according to claim 5, which is characterized in that described to urge
Change two that reactor includes in parallel.
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| CN201710497722.6A CN109126438B (en) | 2017-06-27 | 2017-06-27 | Temperature-control safe catalytic oxidation VOCs treatment device |
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| CN201710497722.6A CN109126438B (en) | 2017-06-27 | 2017-06-27 | Temperature-control safe catalytic oxidation VOCs treatment device |
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| CN109126438B CN109126438B (en) | 2024-08-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112370966A (en) * | 2020-10-30 | 2021-02-19 | 南京大学 | Intermittent photoreactor for VOCs heterogeneous reaction and application thereof |
| CN112691529A (en) * | 2020-12-26 | 2021-04-23 | 曾艳芝 | Oxidation furnace convenient for fully reacting industrial waste gas low-valence oxides |
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| CN201589417U (en) * | 2009-12-08 | 2010-09-22 | 四川亚联高科技股份有限公司 | Catalytic combustion furnace for novel heat medium system |
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| CN206881508U (en) * | 2017-06-27 | 2018-01-16 | 中国石油化工股份有限公司 | A kind of safety-type catalysis oxidation VOCs controlling devices of temperature control |
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| CN112370966A (en) * | 2020-10-30 | 2021-02-19 | 南京大学 | Intermittent photoreactor for VOCs heterogeneous reaction and application thereof |
| CN112370966B (en) * | 2020-10-30 | 2022-04-22 | 南京大学 | Intermittent photoreactor for VOCs heterogeneous reaction and application thereof |
| CN112691529A (en) * | 2020-12-26 | 2021-04-23 | 曾艳芝 | Oxidation furnace convenient for fully reacting industrial waste gas low-valence oxides |
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