CN111306556A - Heat accumulating type catalytic combustion equipment - Google Patents

Heat accumulating type catalytic combustion equipment Download PDF

Info

Publication number
CN111306556A
CN111306556A CN201811507228.4A CN201811507228A CN111306556A CN 111306556 A CN111306556 A CN 111306556A CN 201811507228 A CN201811507228 A CN 201811507228A CN 111306556 A CN111306556 A CN 111306556A
Authority
CN
China
Prior art keywords
heat storage
catalytic
chamber
heat accumulating
catalytic combustion
Prior art date
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.)
Pending
Application number
CN201811507228.4A
Other languages
Chinese (zh)
Inventor
陆信章
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Chengda Environmental Protection Equipment Engineering Co ltd
Original Assignee
Guangzhou Chengda Environmental Protection Equipment Engineering Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangzhou Chengda Environmental Protection Equipment Engineering Co ltd filed Critical Guangzhou Chengda Environmental Protection Equipment Engineering Co ltd
Priority to CN201811507228.4A priority Critical patent/CN111306556A/en
Publication of CN111306556A publication Critical patent/CN111306556A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
    • F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
    • F23G7/066—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator
    • F23G7/068—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator using regenerative heat recovery means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2202/00—Combustion
    • F23G2202/60—Combustion in a catalytic combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2204/00—Supplementary heating arrangements
    • F23G2204/10—Supplementary heating arrangements using auxiliary fuel
    • F23G2204/103—Supplementary heating arrangements using auxiliary fuel gaseous or liquid fuel

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Incineration Of Waste (AREA)

Abstract

The invention provides a heat accumulating type catalytic combustion device, which comprises a heat accumulating catalytic furnace and a predetermined number of adsorption units, wherein the heat accumulating catalytic furnace comprises a first heat accumulating catalytic chamber and a second heat accumulating catalytic chamber, the first heat accumulating catalytic chamber and the second heat accumulating catalytic chamber are switched through a rotary reversing valve, the sequence of the entering of waste gas and the entering of waste gas is selected, and the adsorption units are used for adsorbing organic matters remained in a pipeline and a heat accumulating catalytic area in the switching process, so that the problem of pollution emission caused by the cross of periodic untreated gas is avoided.

Description

Heat accumulating type catalytic combustion equipment
Technical Field
The invention relates to waste gas treatment equipment, in particular to heat accumulating type catalytic combustion equipment.
Background
The incineration method for treating organic waste gas or odor is a very effective treatment method and the principle is that organic matters in waste gas components are directly oxidized into CO by utilizing high heat2And H2And O. For saving the incineration cost, a regenerative incineration method is mostly used, for example, chinese patent CN01207962.6 discloses a regenerative incinerator for organic waste gas, which uses two regenerative beds to operate in an alternate switching mode to complete the processes of gas heating, purification and heat storage, however, when the regenerative beds are switched, the gas to be treated in the preheated regenerative bed is discharged without incineration, so that there is a problem of pollution discharge due to periodic non-treated gas cross.
Disclosure of Invention
The invention aims to provide heat accumulating type catalytic combustion equipment which can efficiently remove polluted gas with large air quantity change range and large concentration change range.
In order to achieve the technical purpose, the invention adopts the following technical scheme that the heat accumulating type catalytic combustion equipment comprises: the heat storage catalytic furnace is provided with a heating zone and a heat storage catalytic zone at two ends respectively, the heating zone is provided with a heating device, the heat storage catalytic zone comprises a first heat storage catalytic chamber and a second heat storage catalytic chamber, the first heat storage catalytic chamber and the second heat storage catalytic chamber are both internally provided with a filler bearing plate, one side of the filler bearing plate, far away from the heating zone, is provided with a first interface and a second interface respectively, and one side of the filler bearing plate, near the heating zone, is sequentially stacked with a heat storage body and a catalyst; the rotary reversing valve is connected with the first connector, the second connector, an air inlet pipeline and an air outlet pipeline, an air inlet control valve and an air inlet fan are sequentially arranged on the air inlet pipeline from one end far away from the rotary reversing valve to one end close to the rotary reversing valve, and an air outlet control valve and a VOC sensor are sequentially arranged on the air outlet pipeline from one end close to the rotary reversing valve to one end far away from the rotary reversing valve; and the adsorption units are arranged in a preset number, one end of each adsorption unit is connected with an exhaust pipeline between the rotary reversing valve and the exhaust control valve, the other end of each adsorption unit is connected with an exhaust pipeline between the exhaust control valve and the VOC sensor, and an adsorbent is arranged in each adsorption unit.
Preferably, one end of the adsorption unit is connected with the heating zone of the heat storage catalysis chamber, and the other end of the adsorption unit is connected with the heat storage catalysis chamber.
Preferably, a desorption fan is arranged on a pipeline of the adsorption unit connected with the heat storage catalysis chamber.
Preferably, a filter is arranged at one end of the air inlet control valve, which is far away from the air inlet fan.
Preferably, the air intake control valve is connected in parallel with an air intake valve.
Preferably, the adsorbent in the adsorption unit is activated carbon particles.
Preferably, the heat accumulator is a high-temperature heat accumulation element taking a ceramic material as a carrier.
Preferably, the heating device comprises a gas blower and a gas burner.
The invention provides a heat accumulating type catalytic combustion device, which comprises a heat accumulating catalytic furnace and a predetermined number of adsorption units, wherein the heat accumulating catalytic furnace comprises a first heat accumulating catalytic chamber and a second heat accumulating catalytic chamber, the first heat accumulating catalytic chamber and the second heat accumulating catalytic chamber are switched through a rotary reversing valve, the sequence of the entering of waste gas and the entering of waste gas is selected, and the adsorption units are used for adsorbing organic matters remained in a pipeline and a heat accumulating catalytic area in the switching process, so that the problem of pollution emission caused by the cross of periodic untreated gas is avoided.
Drawings
Fig. 1 is a first schematic view illustrating an operating state of a regenerative catalytic combustion apparatus according to a first embodiment of the present invention;
fig. 2 is a schematic view illustrating an operating state of a regenerative catalytic combustion apparatus according to a first embodiment of the present invention.
Detailed Description
The embodiments described below are only a part of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present embodiment provides a regenerative catalytic combustion apparatus including a regenerative catalytic furnace 1, a rotary direction valve 2, and a pair of adsorption units 3.
The heat accumulation catalytic furnace both ends are provided with a zone of heating 11 and a heat accumulation catalysis district 12 respectively, a heating device 111 is installed to the zone of heating 11, and heat accumulation catalysis district 12 includes a first heat accumulation catalysis room 121 and a second heat accumulation catalysis room 122, first heat accumulation catalysis room 121 reaches all be provided with a filler bearing board 13 in the second heat accumulation catalysis room 122, just filler bearing board 13 is kept away from 11 one side in the zone of heating is provided with first interface 14 and second interface 15 respectively, filler bearing board 13 is close to 11 one side in the zone of heating is piled up in proper order and is had heat accumulator 16 and catalyst 17. In this embodiment, the heat storage body 16 is preferably a high-temperature heat storage element using a ceramic material as a carrier.
The rotary reversing valve 2 is connected with the first connector 14, the second connector 15, an air inlet pipeline 4 and an air outlet pipeline 5, an air inlet control valve 41 and an air inlet fan 42 are sequentially arranged on the air inlet pipeline 4 from one end far away from the rotary reversing valve 2 to one end close to the rotary reversing valve 2, and an air outlet control valve 51 and a VOC sensor 52 are sequentially arranged on the air outlet pipeline 5 from one end close to the rotary reversing valve 2 to one end far away from the rotary reversing valve 2; in this embodiment, a filter 43 is disposed at an end of the air intake control valve 41 away from the air intake blower 42, and an air intake valve 44 is connected in parallel to the air intake control valve 41.
The pair of adsorption units 3 are arranged in parallel, one end of each adsorption unit 3 is connected with the heating area 11 of the heat storage catalysis chamber, the other end of each adsorption unit 3 is connected with the exhaust pipeline 5 between the rotary reversing valve 2 and the exhaust control valve 51, and an adsorbent is arranged in each adsorption unit 3. The adsorbent in the adsorption unit 3 in this embodiment is activated carbon particles. In this embodiment, the adsorption unit 3 is further connected at one end to the heat storage catalyst chamber 11 and at the other end to the exhaust line 5 located between the exhaust control valve 51 and the VOC sensor 52.
The invention provides a heat accumulating type catalytic combustion device, which comprises a heat accumulating catalytic furnace and a predetermined number of adsorption units, wherein the heat accumulating catalytic furnace comprises a first heat accumulating catalytic chamber and a second heat accumulating catalytic chamber, the first heat accumulating catalytic chamber and the second heat accumulating catalytic chamber are switched through a rotary reversing valve, the sequence of the entering of waste gas and the entering of waste gas is selected, and the adsorption units are used for adsorbing organic matters remained in a pipeline and a heat accumulating catalytic area in the switching process, so that the problem of pollution emission caused by the cross of periodic untreated gas is avoided.
In the using process, referring to fig. 1, a heating device 111 of the heating zone 11 is opened, in this embodiment, the heating device 111 includes a gas blower (not shown) and a gas burner (not shown), the rotary change valve 2 is switched to the state shown in fig. 1, all the others are in the closed state, the air intake valve 44 is opened, the air intake fan 42 is opened, a predetermined flow of fresh air is introduced, when the temperature between the heat accumulator and the catalyst in the second heat accumulation catalyst chamber 122 is greater than the predetermined temperature T1 and the temperature of the second port is greater than the predetermined temperature T2, the air intake valve 44 is closed, and the air intake control valve 41 is opened to switch the process industrial waste gas.
When the temperature between the heat storage body and the catalyst in the second heat storage catalyst chamber 122 falls to a predetermined temperature T3, the rotary direction valve 2 is switched to the state shown in fig. 2, the exhaust control valve 51 is closed at the same time as the switching, the adsorption intake valve 31 and the adsorption exhaust valve 32 in the pipe section between the rotary direction valve 2 and the exhaust control valve 51 between the adsorption chamber 3 and the exhaust pipe 5 are opened, and the adsorption intake valve 31 and the adsorption exhaust valve 32 are closed after a predetermined time interval T1 by opening the exhaust control valve 51. The residual organic gas in the exhaust pipeline 5 and the heat accumulation catalysis area 2 in the switching process is discharged after flowing through the adsorption unit 3, and the emission of periodic organic pollutants caused in the switching process of the rotary reversing valve 2 is avoided.
When the temperature of the gas between the heat accumulator and the catalyst in the first heat storage catalyst chamber falls to a predetermined temperature T3, the rotation direction switching valve 2 is switched again, and when the rotation direction switching valve 2 is switched, the exhaust control valve 51 is closed, and the adsorption intake valve 31 and the adsorption exhaust valve 32 on the pipe section of the adsorption chamber 3 and the exhaust pipe 5 between the rotation direction switching valve 2 and the exhaust control valve 51 are opened, and after an interval time T1, the exhaust control valve 51 is opened, and the adsorption intake valve 31 and the adsorption exhaust valve 32 are closed. One cycle is completed.
In this embodiment adsorption unit one end with heat accumulation catalytic furnace 1's the zone of heating 11 is connected, its other end with heat accumulation catalytic zone 12 is connected, and is connected be provided with a desorption fan 6 on heat accumulation catalytic zone 12's the pipeline, the desorption fan will high temperature gas in the heat accumulation catalytic furnace 1 blows in the adsorption unit, makes the absorbent organic waste gas of adsorbent deviates from to obtain decomposing in heat accumulation catalytic furnace, realize the desorption of adsorbent.
The above disclosure is only one preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.

Claims (8)

1. A regenerative catalytic combustion device, comprising:
the heat storage catalytic furnace is provided with a heating zone and a heat storage catalytic zone at two ends respectively, the heating zone is provided with a heating device, the heat storage catalytic zone comprises a first heat storage catalytic chamber and a second heat storage catalytic chamber, the first heat storage catalytic chamber and the second heat storage catalytic chamber are both internally provided with a filler bearing plate, one side of the filler bearing plate, far away from the heating zone, is provided with a first interface and a second interface respectively, and one side of the filler bearing plate, near the heating zone, is sequentially stacked with a heat storage body and a catalyst;
the rotary reversing valve is connected with the first connector, the second connector, an air inlet pipeline and an air outlet pipeline, an air inlet control valve and an air inlet fan are sequentially arranged on the air inlet pipeline from one end far away from the rotary reversing valve to one end close to the rotary reversing valve, and an air outlet control valve and a VOC sensor are sequentially arranged on the air outlet pipeline from one end close to the rotary reversing valve to one end far away from the rotary reversing valve; and
and one end of each adsorption unit is connected with an exhaust pipeline between the rotary reversing valve and the exhaust control valve, the other end of each adsorption unit is connected with an exhaust pipeline between the exhaust control valve and the VOC sensor, and an adsorbent is arranged in each adsorption unit.
2. The regenerative catalytic combustion device according to claim 1, wherein the adsorption unit is connected at one end to the heating zone of the regenerative catalytic chamber and at the other end to the regenerative catalytic chamber.
3. The regenerative catalytic combustion unit according to claim 2, wherein a desorption fan is provided on a pipe connecting the adsorption unit and the regenerative catalytic chamber.
4. The regenerative catalytic combustion device according to claim 1, wherein a filter is provided at an end of the air intake control valve remote from the air intake fan.
5. The regenerative catalytic combustion device according to claim 1, wherein the air intake control valve is connected in parallel with an air intake valve.
6. The regenerative catalytic combustion device according to claim 1, characterized in that the adsorbent in the adsorption unit is activated carbon particles.
7. The regenerative catalytic combustion device according to claim 1, wherein the heat storage body is a high-temperature heat storage element on which a ceramic material is supported.
8. The regenerative catalytic combustion device according to claim 1, wherein the heating means comprises a gas blower and a gas burner.
CN201811507228.4A 2018-12-11 2018-12-11 Heat accumulating type catalytic combustion equipment Pending CN111306556A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811507228.4A CN111306556A (en) 2018-12-11 2018-12-11 Heat accumulating type catalytic combustion equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811507228.4A CN111306556A (en) 2018-12-11 2018-12-11 Heat accumulating type catalytic combustion equipment

Publications (1)

Publication Number Publication Date
CN111306556A true CN111306556A (en) 2020-06-19

Family

ID=71148551

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811507228.4A Pending CN111306556A (en) 2018-12-11 2018-12-11 Heat accumulating type catalytic combustion equipment

Country Status (1)

Country Link
CN (1) CN111306556A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111878838A (en) * 2020-06-30 2020-11-03 北人伯乐氛(西安)环境技术有限公司 RTO system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111878838A (en) * 2020-06-30 2020-11-03 北人伯乐氛(西安)环境技术有限公司 RTO system

Similar Documents

Publication Publication Date Title
CN202478779U (en) System device for treating organic waste gas by adsorption-catalytic combustion
JP4234496B2 (en) Method and apparatus for regenerating activated carbon and air purification system incorporating the same
CN106943839A (en) Alternative living things catalysis burning VOC waste gas purification apparatuses and application method
CN201295583Y (en) Adsorption and catalysis integration device
KR101250940B1 (en) The treating system of odors and volatile organic compounds simultaneously
KR20210024648A (en) Gas adsorption separation device and its application
CN106196100A (en) A kind of energy-saving organic waste gas treatment system
CN210544196U (en) Adsorption, desorption and catalytic oxidation integrated device
CN109701358B (en) Organic waste gas adsorption and catalytic combustion combined system and process thereof
CN110898555A (en) Waste gas treatment device
JP5810488B2 (en) Wastewater treatment system
CN109595574B (en) Efficient integrated heat storage catalytic oxidation system for waste gas with concentration fluctuation
CN220026520U (en) Organic waste gas purifying system for plastic production and processing technology
CN212283456U (en) Waste gas treatment system
CN111306556A (en) Heat accumulating type catalytic combustion equipment
CN210786762U (en) Hot air concentration desorption catalytic combustion waste gas treatment device
CN206073099U (en) Switching concentration-type heat-storage catalytic burning organic waste gas treatment device
CN211098265U (en) Adsorb concentrated catalytic combustion exhaust treatment device
CN106352355A (en) Volatile-organic-compound-waste-gas thermal storage oxidation system
CN111306555A (en) Adsorption concentration heat accumulation type catalytic combustion equipment
CN213348299U (en) High-efficient organic waste gas active carbon adsorption steam desorption regenerating unit
CN211725246U (en) VOCs adsorbs-catalytic combustion system
CN210332181U (en) Exhaust gas treatment system
CN107899389A (en) The energy saving hybrid processing system of Industrial Stoves VOC exhaust gas
CN201049277Y (en) Organic exhaust gas adsorption burning purifying device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20200619

WD01 Invention patent application deemed withdrawn after publication