CN109126455A - A kind of safety-type catalysis oxidation VOCs governing system of temperature control - Google Patents
A kind of safety-type catalysis oxidation VOCs governing system of temperature control Download PDFInfo
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- CN109126455A CN109126455A CN201710497734.9A CN201710497734A CN109126455A CN 109126455 A CN109126455 A CN 109126455A CN 201710497734 A CN201710497734 A CN 201710497734A CN 109126455 A CN109126455 A CN 109126455A
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- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 45
- 238000006555 catalytic reaction Methods 0.000 title claims abstract description 21
- 230000003647 oxidation Effects 0.000 title claims abstract description 21
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 21
- 230000003197 catalytic effect Effects 0.000 claims abstract description 46
- 238000012546 transfer Methods 0.000 claims abstract description 13
- 239000003054 catalyst Substances 0.000 claims description 10
- 229910052573 porcelain Inorganic materials 0.000 claims description 10
- 238000005485 electric heating Methods 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 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
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 21
- 238000006243 chemical reaction Methods 0.000 abstract description 15
- 238000005338 heat storage Methods 0.000 abstract description 10
- 238000012545 processing Methods 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 35
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 230000008569 process Effects 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
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000005619 thermoelectricity Effects 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
- 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
- 239000007788 liquid Substances 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
- 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
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- 239000010959 steel Substances 0.000 description 1
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- 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
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
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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
- B01D53/88—Handling or mounting catalysts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/70—Non-metallic catalysts, additives or dopants
-
- 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
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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 governing system of temperature control, including concatenated heat-condutive oil heat exchanger and catalytic reactor, conduction oil is filled in the shell side of heat-condutive oil heat exchanger and catalytic reactor；The air inlet one of heat-condutive oil heat exchanger connects gas handling system, and the gas outlet two of catalytic reactor connects outlet system；Heat-conduction oil circulation system is connected between heat-condutive oil heat exchanger and catalytic reactor；Heat-conduction oil circulation system includes the condenser being sequentially connected, gs-oil separator, Heat-transfer Oil Pump and electric heater, gs-oil separator is also connected with expansion slot, condenser connects the conduction oil outlet one of heat-condutive oil heat exchanger by pipeline, electric heater connects the heat conducting oil inlet two of catalytic reactor by pipeline, the case where governing system 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 governing system 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 governing system 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 governing system of temperature control, including concatenated heat-condutive oil heat exchanger and catalysis reaction
Conduction oil is filled in the shell side of device, the heat-condutive oil heat exchanger and catalytic reactor；The air inlet of the heat-condutive oil heat exchanger
Mouth one connects gas handling system, and the gas outlet one of heat-condutive oil heat exchanger connects the air inlet two of catalytic reactor, catalytic reactor
Gas outlet two connects outlet system；Heat-conduction oil circulation system is connected between the heat-condutive oil heat exchanger and catalytic reactor；It is described
Heat-conduction oil circulation system includes the condenser being sequentially connected, gs-oil separator, Heat-transfer Oil Pump and electric heater, the Oil-gas Separation
Device is also connected with expansion slot, and the condenser connects the conduction oil outlet one of heat-condutive oil heat exchanger, the conduction oil by pipeline
The heat conducting oil inlet one of heat exchanger is connected with the conduction oil outlet two-way piping of catalytic reactor, and the electric heater passes through pipe
The heat conducting oil inlet two of road connection catalytic reactor.
In above scheme, the gas handling system includes the master air suction valve door, dilution control valve and wind connected by pipeline
Machine, the outlet system includes chimney.
In above scheme, reactor tubulation is longitudinally equipped in the catalytic reactor, in the reactor tubulation tube side on
Layer is filled with stainless steel cloth or porcelain ball, and middle layer is filled with catalyst, and lower layer is filled with thermally conductive and support porcelain ball.
In above scheme, it is longitudinally equipped with heat exchanger tube in the heat-condutive oil heat exchanger, is blank pipe in the heat exchanger tube, and exchange heat
The caliber of pipe is less than the caliber of reactor tubulation.
In further technical solution, hemispheric gas is equipped in the catalytic reactor at the position of air inlet two
Body distributor, the reactor tubulation are evenly distributed with heat transmission fin outside；Annular or round baffling are equipped in the sealing cavity
Plate.
In further technical solution, the shell side internal upper part of the heat-condutive oil heat exchanger and catalytic reactor is equipped with thermally conductive
Oily upper thermocouple, lower part are equipped with conduction oil lower part thermocouple
In further technical solution, reactor tubulation top is equipped with upper layer thermocouple in tubulation, and lower part is equipped with column
Guan Nei lower layer thermocouple.
Through the above technical solutions, the safety-type catalysis oxidation VOCs governing system 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 governing system schematic diagram of temperature control disclosed in the embodiment of the present invention；
Fig. 2 is catalytic reactor structural schematic diagram disclosed in the embodiment of the present invention；
Fig. 3 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, air inlet two；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 outlet two；45, heat conducting oil inlet two；46, conduction oil outlet two；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, condenser；11, conduction oil
Heat exchanger；111, air inlet one；112, gas outlet one；113, heat conducting oil inlet one；114, conduction oil outlet one.
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 governing system 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 system, 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.
The safety-type catalysis oxidation VOCs governing system of temperature control as shown in Figure 1, including 11 He of concatenated heat-condutive oil heat exchanger
Conduction oil is filled in the shell side of catalytic reactor 4, heat-condutive oil heat exchanger 11 and catalytic reactor 4；Heat-condutive oil heat exchanger 11
Air inlet 1 connect gas handling system, the gas outlet 1 of heat-condutive oil heat exchanger 11 connects the air inlet of catalytic reactor 4
2 41, the gas outlet 2 44 of catalytic reactor 4 connects outlet system；It is connected between heat-condutive oil heat exchanger 11 and catalytic reactor 4
Heat-conduction oil circulation system；Heat-conduction oil circulation system includes the condenser 10 being sequentially connected, gs-oil separator 8, Heat-transfer Oil Pump 7 and electricity
Heater 6, gs-oil separator 8 are also connected with expansion slot 9, and condenser 10 connects the conduction oil of heat-condutive oil heat exchanger 11 by pipeline
1 are exported, the heat conducting oil inlet 1 of heat-condutive oil heat exchanger 11 and the conduction oil outlet 2 46 of catalytic reactor 4 pass through pipe
Road connection, electric heater 6 connect the heat conducting oil inlet 2 45 of catalytic reactor 4 by pipeline.Gas handling system includes passing through pipeline
The master air suction valve door 1 of connection, dilution control valve 2 and blower 3, outlet system include chimney 5.
It is longitudinally equipped with heat exchanger tube in heat-condutive oil heat exchanger 11, is blank pipe in heat exchanger tube, and the caliber of heat exchanger tube is less than reaction
The caliber of device tubulation 43.
Catalytic reactor as shown in Figure 2, top are equipped with air inlet 2 41, and bottom is equipped with gas outlet 2 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 2 46, and lower part is equipped with heat conducting oil inlet 2 45.As shown in figure 3, reaction
43 inside upper layer of device tubulation 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 support porcelain ball 433.
The shell side internal upper part of heat-condutive oil heat exchanger 11 and catalytic reactor 4 is equipped with conduction oil upper thermocouple 471, and lower part is set
There is conduction oil lower part thermocouple 474, for monitoring the temperature of conduction oil.43 top of reactor tubulation is equipped with upper layer thermoelectricity in tubulation
Even 472, lower part is equipped with lower layer's thermocouple 473 in tubulation, 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 air inlet 2 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.
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 heat-condutive oil heat exchanger 11 and catalytic reactor 4.Conduction oil by heat conducting oil inlet 2 45 into
Enter 4 shell side of catalytic reactor, by entering gs-oil separator 8 by conduction oil outlet 1 after heat-condutive oil heat exchanger 11.With
The rising of oil temperature enters storage in expansion slot 9 by gs-oil separator 8 after gas hot expanding type.Thermally conductive oil temperature can be by thermally conductive
Conduction oil upper thermocouple 471 and conduction oil lower part thermocouple 474 in 4 shell side of oil heat exchanger 11 and catalytic reactor are supervised in real time
Control.PID is adjusted between electric heater 6 and conduction oil upper thermocouple 471 and conduction oil lower part thermocouple 474.To on conduction oil
After portion's thermocouple 471 and conduction oil lower part thermocouple 474 reach operating temperature needed for system, electric heater 6 and Heat-transfer Oil Pump 7 are stopped
Only work.The use of Heat-conduction oil circulation system can greatly reduce electric heater capacity, be stored in major part " thermal energy " and lead
In hot oil, to realize heat accumulation function, meet the air inlet of interval material 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 after the interior heat exchange with conduction oil of heat-condutive oil heat exchanger 11 by air inlet 1 through by gas outlet one
112 and air inlet 2 41 enter catalytic reactor 4 in.And realize that gas is radial by the gas distributor 42 of catalytic reactor 4
Uniform branch, into 43 tube side of reactor tubulation.Mixed gas tube side upper layer through heat exchange heating reach reaction temperature and
It is converted into carbon dioxide and vapor under the action of the catalyst of tube side middle layer and discharges heat；Flowing through tube side lower layer porcelain spherical space
When cool down with adopting heat transfer liquid for heat exchange in shell side, the gas after final purification is discharged from gas vent 44 via chimney.
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, and catalytic reactor upper layer is thermally conductive
Oil temperature reduces.Mixed gas enters tubulation tube side middle layer, reacts under the action of catalyst in middle level and discharges heat, leads
Temperature increases after hot oil absorbs heat.Due to the effect of the temperature difference, conduction oil forms thermal convection in reactor.If conduction oil itself
In the lower situation of thermal convection effect, the circulation of conduction oil is realized using external conduction oil circulation power Heat-transfer Oil Pump 7.VOCs is certainly
The heat of body reaction release can preferably be absorbed and be transferred to by conduction oil upper layer and continue to be inhaled by new mixing gas at normal temperature
It receives, to maintain thermal balance.Simultaneously in order to increase heat exchange efficiency, fin 434 is installed outside reactor tubulation 43, thus into one
Step improves heat transfer effect.
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.
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 (7)
1. a kind of safety-type catalysis oxidation VOCs governing system of temperature control, which is characterized in that including concatenated heat-condutive oil heat exchanger and
Conduction oil is filled in the shell side of catalytic reactor, the heat-condutive oil heat exchanger and catalytic reactor；The conduction oil heat exchange
The air inlet one of device connects gas handling system, and the gas outlet one of heat-condutive oil heat exchanger connects the air inlet two of catalytic reactor, catalysis
The gas outlet two of reactor connects outlet system；Conduction oil cyclic system is connected between the heat-condutive oil heat exchanger and catalytic reactor
System；The Heat-conduction oil circulation system includes the condenser being sequentially connected, gs-oil separator, Heat-transfer Oil Pump and electric heater, described
Gs-oil separator is also connected with expansion slot, and the condenser connects the conduction oil outlet one of heat-condutive oil heat exchanger, institute by pipeline
The heat conducting oil inlet one for stating heat-condutive oil heat exchanger is connected with the conduction oil outlet two-way piping of catalytic reactor, the electric heating
Device connects the heat conducting oil inlet two of catalytic reactor by pipeline.
2. the safety-type catalysis oxidation VOCs governing system 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, and the outlet system includes chimney.
3. the safety-type catalysis oxidation VOCs governing system of a kind of temperature control according to claim 1, which is characterized in that described to urge
To change and is longitudinally equipped with reactor tubulation in reactor, upper layer is filled with stainless steel cloth or porcelain ball in the reactor tubulation tube side,
Middle layer is filled with catalyst, and lower layer is filled with thermally conductive and support porcelain ball.
4. the safety-type catalysis oxidation VOCs governing system of a kind of temperature control according to claim 3, which is characterized in that described to lead
It is longitudinally equipped with heat exchanger tube in hot oil heat exchanger, is blank pipe in the heat exchanger tube, and the caliber of heat exchanger tube is less than reactor tubulation
Caliber.
5. the safety-type catalysis oxidation VOCs governing system 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 air inlet two, is uniformly distributed outside the reactor tubulation
There is heat transmission fin；Annular or round baffle plate are equipped in the sealing cavity.
6. the safety-type catalysis oxidation VOCs governing system of a kind of temperature control according to claim 1, which is characterized in that described to lead
The shell side internal upper part of hot oil heat exchanger and catalytic reactor is equipped with conduction oil upper thermocouple, and lower part is equipped with conduction oil lower part
Thermocouple.
7. the safety-type catalysis oxidation VOCs governing system of a kind of temperature control according to claim 3, which is characterized in that described anti-
Device tubulation top is answered to be equipped with upper layer thermocouple in tubulation, lower part is equipped with lower layer's thermocouple in tubulation.
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