CN108800141A - A kind of burning heat-exchange system of garbage processing procedure - Google Patents
A kind of burning heat-exchange system of garbage processing procedure Download PDFInfo
- Publication number
- CN108800141A CN108800141A CN201810722470.7A CN201810722470A CN108800141A CN 108800141 A CN108800141 A CN 108800141A CN 201810722470 A CN201810722470 A CN 201810722470A CN 108800141 A CN108800141 A CN 108800141A
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- Prior art keywords
- combustion chamber
- regenerative
- heat
- passed
- chamber
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/30—Pyrolysing
- F23G2201/302—Treating pyrosolids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/30—Pyrolysing
- F23G2201/303—Burning pyrogases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/10—Waste heat recuperation reintroducing the heat in the same process, e.g. for predrying
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Supply (AREA)
- Incineration Of Waste (AREA)
Abstract
The present invention relates to a kind of burning heat exchangers, it includes incinerator body, combustion chamber in incinerator, fuel above combustion chamber is passed through channel, the exhaust passage that incinerator combustion chamber is connected with regenerative chamber, two regenerative chambers for heat exchange, connect the four-way reversing valve of two regenerative chambers, fuel above combustion chamber is passed through channel to be had at two respectively, what is be passed through at one is the cracking gas after rubbish thermal cracking, what is be passed through at one is middle warm air, in heat transfer process, one regenerative chamber plays heat-absorbing action, another regenerative chamber plays exothermic effects, and it is controlled by four-way reversing valve connected below regenerative chamber, so that hot and cold gas channel period alternating, achieve the purpose that cycle.The present invention had both recycled the cracking gas obtained by Industrial Solid Waste thermal cracking, energy saving, further through heat regenerator, reduced the generation of toxic gas dioxin, environmental protection.
Description
Technical field
The present invention relates to the technical fields of rubbish thermal cracking processing, exchange heat more particularly to a kind of burning in cracking process
Device.
Background technology
Along with the raising of industrial level, the solid waste generated in industrial production is also more and more, in order to subtract
Safety environment phenomenon caused by light industry solid waste can effectively handle Industrial Solid Waste using pyrolysis technology, moreover it is possible to will
Industrial Solid Waste becomes useful gas, oil, is converted into useful resource.In thermal cracking processes, by obtained by thermal cracking carbon black with
Exhaust gas discharges after carrying out harmless treatment, in addition uses obtained cracking gas with cracked oil.Wherein, as by obtained by
After cracking gas rekindles, after heat-exchanger rig, heat is reused in Industrial Solid Waste thermal cracking, is followed to reach resource
The purpose that ring utilizes.
In order to reach requirement, also there is certain requirement to incinerator and heat exchanger, in the process of burning cracking gas
In, when using waste-gas heat, easily generate a kind of toxic gas dioxin of colorless and odorless.It is disliked in order to avoid generating two
English needs to realize fast cooling, time of the reduction gas in certain temperature domain.
How when burning cracking gas waste-gas heat is effectively utilized, and avoid the generation of toxic gas dioxin, burned
The structure design of stove heat exchanger seems particularly significant.
Invention content
The technical problem to be solved by the present invention is to for the present situation handled at present Industrial Solid Waste, can efficiently use and burn
It hardening cracks the heat vented one's spleen, reduces the possibility for generating dioxin, devise a kind of the novel of Industrial Solid Waste rubbish thermal cracking processing
Burn heat exchanger.
Technical solution is used by the present invention solves above-mentioned technical problem:
The present invention includes an incinerator and a heat regenerator, wherein incinerator include combustion chamber in furnace body, two
The fuel being connected with furnace interior combustion chamber is passed through channel, two gas being connected respectively with two regenerative chambers in heat exchanger
Body channel.Regenerative chamber heat exchanger includes two regenerative chambers for including heat-storing sphere, leads to towards external gas positioned at regenerator top
Road and the four-way valve being connected respectively with two regenerator bottoms.
Further, fuel is passed through the both sides that channel is located above incinerator, is passed through cracking gas on one side, is passed through on one side
Middle warm air.The two, which is passed through in certain proportion in the combustion chamber in incinerator, burns.
Further, contain multiple sensors in incinerator, wherein there is temperature sensor, oxygen-containing quantity sensor is passed with pressure
Sensor, temperature sensor measurement be high-temp waste gas after combustion temperature, oxygen-containing quantity sensor can measure the oxygen content in combustion furnace,
According to oxygen content number can reactive combustion process it is whether abundant, pressure sensor measure is combustion chamber pressure, can lead to
Control exhaust blower is crossed to maintain room pressure excessive or too small, security risk is reduced with this.
Further, the four-way reversing valve of heat exchanger wherein both sides be separately connected be heat exchanger two regenerative chambers, separately
Outer be passed through on one side is pure cold air, absorbs the thermal energy in regenerative chamber, is finally by becoming low temperature after regenerative chamber on one side
Emission-control equipment prevents the destruction of environment with this.The commutation strategy of reversal valve can be controlled by PLC control system, also can be tight
It is controlled by the staff at scene in the case of urgency, accomplish flexible and convenient and improves safety.
Beneficial effects of the present invention are as follows：After cracking gas obtained by thermal cracking Industrial Solid Waste is burned in incinerator, institute
The high-temp waste gas obtained gets up heat collection therein by heat regenerator, re-uses in Industrial Solid Waste thermal cracking link
In, compared with the cracking gas disposal of traditional industry, the cracking gas obtained by Industrial Solid Waste thermal cracking had both been recycled, has saved energy
Source reduces the generation of toxic gas dioxin, environmental protection further through heat regenerator.
Description of the drawings
Fig. 1 is the flow chart for burning heat-exchange system；
Fig. 2 is the structure chart for burning heat exchanger.
Specific implementation mode
The present invention is further explained in the light of specific embodiments.It is described below only as demonstration and explanation, not
The present invention is made any form of restriction.
As depicted in figs. 1 and 2, the burning heat exchanger of the present embodiment, including incinerator body 1, the combustion chamber in incinerator
2, the fuel above combustion chamber is passed through channel 3, the exhaust passage 4 being connected from incinerator combustion chamber with regenerative chamber, two use
In the regenerative chamber 5 of heat exchange, the four-way reversing valve 7 of two regenerative chambers of exhaust passage 6 and connection above regenerative chamber.Entirely
Burn heat exchanger workflow be：Cracking gas is passed through incinerator burning together with medium temperature gas first.High temperature after burning is useless
Gas is first passed through in a regenerative chamber, and heat-storing sphere is filled up in regenerative chamber, and the low temperature waste gas after cooling then passes through one end of reversal valve
Discharge it into water spray processing.Then, reversal valve is commutated, so that the air of the other end is passed through regenerative chamber, comes into full contact with regenerative chamber
In heat-storing sphere, the heat in heat-storing sphere is taken away into heating, then opens the valve in regenerative chamber, air after will heat up is logical
It is back to cracking still thermal splitting system to heat to cracking still, sees Fig. 1.At the same time, the high-temp waste gas of incinerator burning gained again may be used
To be passed through in another regenerative chamber, after entering heat exchanger, the heat transfer of itself has been given to the accumulation of heat in another regenerative chamber
After ball, discharge heat exchanger carries out harmless treatment.Reversal valve is commutated again, the action before repeating makes hot and cold gas passage week
Phase property replaces, and has the function that cycle.
Fuel above the technical solution of this embodiment, combustion chamber is passed through channel 3 to be had at two respectively, is passed through at one
It is the cracking gas after rubbish thermal cracking, what is be passed through at one is changed into after the high temperature air for improving thermal energy for rubbish thermal cracking
Warm air, it is on the one hand more energy saving than being passed directly into pure cold air, on the other hand in rubbish thermal splitting system
The middle warm air being discharged afterwards provides place to go, is unlikely to waste.Can by adjust two fuel be passed through the flow velocity in channel 3 with
Flow is passed through the combustion chamber 2 into incinerator, reaching better combustion efficiency in certain proportion.
Various sensors are throughout installed in the technical solution of this embodiment, incinerator combustion chamber 2, are obtained with this
Obtain each item data in combustion chamber 2 in incinerator.Wherein in the most important temperature sensor for being proximate to exhaust passage 4, pass through
Temperature sensor can measure the temperature of the high-temp waste gas after burning, and heat exchange is entirely burned to calculate to burn whether to reach with this
The requirement of system, also oxygen-containing quantity sensor, by measure combustion chamber in oxygen content, can extrapolate burning it is whether abundant,
In general, the number of oxygen content can be converted into residual air parameter, the i.e. ratio of actual air dosage and theoretical air dosage
Value, when residual air parameter is between 1.02 to 1.1, efficiency of combustion is best.Finally contain pressure in combustion chamber 2
Sensor prevents the pressure in combustion chamber excessive or too small causes safe thing to measure the pressure of combustion chamber in incinerator with this
Therefore.
In the technical solution of this embodiment, the high temperature that is generated after cracking gas and middle warm air are burnt in a combustion chamber
Exhaust gas is passed through in the regenerative chamber 5 in heat exchanger, and heat-storing sphere is housed in regenerative chamber 5, and heat-storing sphere is that a kind of heat conductivility is fabulous, heat is swollen
Swollen coefficient is smaller, erosion-resisting bead, can rapidly absorb the heat in high-temp waste gas, have the function that cool down rapidly, keep away
The generation of dioxin is exempted from.There are two regenerative chambers 5 altogether for entire heat exchanger, and in this heat transfer process, a regenerative chamber 5 plays suction
Heat effect, another regenerative chamber 5 plays exothermic effects, and is controlled by four-way reversing valve connected below regenerative chamber, makes
Hot and cold gas channel period alternating is obtained, has achieved the purpose that cycle.
The commutation for controlling four-way reversing valve 7 is to influence the important indicator of entire heat exchanger heat exchange efficiency, four-way reversing valve 7
Commutating period is controlled by the PLC control system being connected with system, generally can be by the specification of heat exchanger, such as：Regenerative chamber 5
The size of middle heat-storing sphere calculates the optimal switching time of whole system with quantity, towards gas flow rate of regenerative chamber 5 etc., removes
Except timing controlled, constant temperature control can also be set, a temperature upper limit is set out, if being above this limitation, control system
System is issued by instruction, and reversal valve 7 is enabled to commutate, and last there are one manually controlling, field personnel can force that reversal valve 7 is made to change
To, typically when system needs repair or debug and special circumstances occur when, improve the safety of whole system
Property.
Finally it should be noted that:It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, although
With reference to embodiment, invention is explained in detail, for those skilled in the art, still can be to aforementioned
Technical solution recorded in each embodiment is modified or equivalent replacement of some of the technical features, but it is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should all be included in the protection of the present invention
Within the scope of.
Claims (6)
1. a kind of burning heat exchanger, including incinerator body, the combustion chamber in incinerator, the fuel above combustion chamber is passed through
Channel, the exhaust passage that incinerator combustion chamber is connected with regenerative chamber, two regenerative chambers for heat exchange, two regenerative chambers of connection
Four-way reversing valve, it is characterised in that：Fuel above combustion chamber is passed through channel to be had at two respectively, and what is be passed through at one is rubbish hot tearing
Cracking gas after solution, what is be passed through at one is middle warm air, and in heat transfer process, a regenerative chamber plays heat-absorbing action, another
Regenerative chamber plays exothermic effects, and is controlled by four-way reversing valve connected below regenerative chamber so that hot and cold gas channel
Periodically alternately, achieve the purpose that cycle.
2. a kind of burning heat exchanger according to claim 1, it is characterised in that：Being equipped in the regenerative chamber can be quick
The heat-storing sphere for absorbing heat in high-temp waste gas, has the function that cool down rapidly, avoids the generation of dioxin.
3. a kind of burning heat exchanger according to claim 1, it is characterised in that：Various sensings are installed everywhere in combustion chamber
Device obtains each item data in incinerator in combustion chamber with this；Wherein passed in the most important temperature for being proximate to exhaust passage
Whether sensor goes out the temperature of the high-temp waste gas after burning by temperature sensor measurement, entirely burnt with this to calculate to burn to reach
The requirement of heat-exchange system is burnt, also oxygen-containing quantity sensor extrapolates whether burning fills by measuring the oxygen content in combustion chamber
Point, also contain pressure sensor in a combustion chamber, to measure the pressure of combustion chamber in incinerator, the pressure in combustion chamber is prevented with this
Power is excessive or too small causes safety accident.
4. a kind of burning heat exchanger according to claim 1, it is characterised in that：The commutating period of the four-way reversing valve
It is controlled by the PLC control system being connected with system, optimal switching time is determined by the specification of heat exchanger.
5. a kind of burning heat exchanger according to claim 4, it is characterised in that：The four-way reversing valve is in addition to timing control
Except system, constant temperature control can also be set, set out a temperature upper limit, if being above this limitation, control system is issued by
Instruction, enables reversal valve commutate.
6. a kind of burning heat exchanger according to claim 4 or 5, it is characterised in that：The four-way reversing valve can also hand
Dynamic control, field personnel can force that reversal valve is made to commutate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810722470.7A CN108800141A (en) | 2018-07-04 | 2018-07-04 | A kind of burning heat-exchange system of garbage processing procedure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810722470.7A CN108800141A (en) | 2018-07-04 | 2018-07-04 | A kind of burning heat-exchange system of garbage processing procedure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108800141A true CN108800141A (en) | 2018-11-13 |
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ID=64074525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810722470.7A Pending CN108800141A (en) | 2018-07-04 | 2018-07-04 | A kind of burning heat-exchange system of garbage processing procedure |
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| Country | Link |
|---|---|
| CN (1) | CN108800141A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404923A (en) * | 2018-11-23 | 2019-03-01 | 浙江物华天宝能源环保有限公司 | One kind being suitable for saliferous solid waste high-temperature fusion purification device |
| CN114017779A (en) * | 2021-10-12 | 2022-02-08 | 广州市凯卫莎环保科技有限公司 | Cracking reaction system and thermal cracking equipment thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1844822A (en) * | 2006-04-05 | 2006-10-11 | 华中科技大学 | Waste gas treatment device capable of simultaneously recovering waste heat and removing contaminant |
| CN102519049A (en) * | 2011-12-31 | 2012-06-27 | 朱海生 | Low energy consumption system for purifying and incinerating harmful gases |
| CN203980259U (en) * | 2014-05-28 | 2014-12-03 | 山东科技大学 | The biomass gasification fired device of heat accumulating type |
| JP2017124345A (en) * | 2016-01-12 | 2017-07-20 | カンケンテクノ株式会社 | Exhaust gas detoxification device |
| CN206463735U (en) * | 2017-01-17 | 2017-09-05 | 恩国环保科技（上海）有限公司 | A kind of coating emission-control equipment based on thermal accumulating incinerator |
-
2018
- 2018-07-04 CN CN201810722470.7A patent/CN108800141A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1844822A (en) * | 2006-04-05 | 2006-10-11 | 华中科技大学 | Waste gas treatment device capable of simultaneously recovering waste heat and removing contaminant |
| CN102519049A (en) * | 2011-12-31 | 2012-06-27 | 朱海生 | Low energy consumption system for purifying and incinerating harmful gases |
| CN203980259U (en) * | 2014-05-28 | 2014-12-03 | 山东科技大学 | The biomass gasification fired device of heat accumulating type |
| JP2017124345A (en) * | 2016-01-12 | 2017-07-20 | カンケンテクノ株式会社 | Exhaust gas detoxification device |
| CN206463735U (en) * | 2017-01-17 | 2017-09-05 | 恩国环保科技（上海）有限公司 | A kind of coating emission-control equipment based on thermal accumulating incinerator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404923A (en) * | 2018-11-23 | 2019-03-01 | 浙江物华天宝能源环保有限公司 | One kind being suitable for saliferous solid waste high-temperature fusion purification device |
| CN114017779A (en) * | 2021-10-12 | 2022-02-08 | 广州市凯卫莎环保科技有限公司 | Cracking reaction system and thermal cracking equipment thereof |
| CN114017779B (en) * | 2021-10-12 | 2023-09-12 | 广州市凯卫莎环保科技有限公司 | Cracking reaction system and thermal cracking equipment thereof |
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| PB01 | Publication | ||
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Application publication date: 20181113 |