CN206905011U - Low NOx afterburnings, the efficient eliminating equipments of VOC based on RTO equipment - Google Patents
Low NOx afterburnings, the efficient eliminating equipments of VOC based on RTO equipment Download PDFInfo
- Publication number
- CN206905011U CN206905011U CN201720734086.XU CN201720734086U CN206905011U CN 206905011 U CN206905011 U CN 206905011U CN 201720734086 U CN201720734086 U CN 201720734086U CN 206905011 U CN206905011 U CN 206905011U
- Authority
- CN
- China
- Prior art keywords
- heat storage
- waste gas
- mixing chamber
- combustion
- afterburnings
- 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.)
- Expired - Fee Related
Links
- 238000005338 heat storage Methods 0.000 claims abstract description 45
- 239000002912 waste gas Substances 0.000 claims abstract description 29
- 239000007789 gas Substances 0.000 claims abstract description 21
- 238000002485 combustion reaction Methods 0.000 claims abstract description 19
- 238000012544 monitoring process Methods 0.000 claims abstract description 6
- 238000009825 accumulation Methods 0.000 claims description 5
- 239000000446 fuel Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009841 combustion method Methods 0.000 abstract description 2
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 238000011282 treatment Methods 0.000 abstract description 2
- 230000009977 dual effect Effects 0.000 abstract 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 239000003345 natural gas Substances 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000036760 body temperature Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a kind of low NOx afterburnings based on RTO equipment, the efficient eliminating equipments of VOC, applied to dual chamber RTO exhaust-gas treatments field, including the exhaust gas concentration monitoring system, waste gas stroke switching system, temperature control heat storage switching system being sequentially connected in series, improve organic exhaust gas thermal oxide efficiency, on the one hand the system can realize low NOx combustion on the basis of device structure is not changed significantly, reduce the performance requirement to burner, abandon using expensive low-NOx combustor, reduce cost of investment；On the other hand high-level VOC removal efficiency can be realized, it is sufficiently mixed by fuel injection into organic exhaust gas, substantially improve efficiency of combustion, ignition temperature in combustion chamber distributes very evenly, produce " non-flaming combustion flameless combustion " effect, fuel is saved up to more than 20% than burner combustion method, while realizes NOx zero-emission.
Description
Technical field
The utility model is applied to thermal oxidation method and removes organic exhaust gas field of Environment Protection, and in particular to one kind is based on RTO equipment
Low NOx afterburnings, the efficient eliminating equipments of VOC.
Background technology
RTO (Regenerative Thermal Oxidizer, abbreviation RTO), heat accumulating type oxidation furnace, it is that one kind efficiently has
Machine waste gas pollution control and treatment equipment.
In heat accumulation type thermal oxidation stove, organic exhaust gas carries out high-temperature oxydation in combustion chamber, discharges carbon dioxide and water steams
Gas.Waste gas is heated by the heat storage of side first, is then passed among combustion chamber and is burnt, the exhaust after burning
Heat is then released by the heat storage of other side so that heat storage puts aside heat to heat organic exhaust gas next time, waits to reach
Switching time, valve are acted, exhaust and waste gas reverse flow, the heat waste gas accumulated in being circulated using upper one, together
When liberated heat after burning is accumulated again, it is basic to provide heat for switching next time, to realize that RTO equipment is continuously transported
Turn.
For low concentration gas, existing equipment is by toward filling into fuel oil or natural gas to maintain its equipment operation in combustion chamber
Heat balance.Larger hidden danger be present in such a afterburning mode, in the case that existing RTO chamber structures are compact, afterburning fuel
Concentration is entered among combustion chamber, and local temperature around burner can be caused too high, the temperature field of combustion chamber and flow field
Uniformity declines, and produces substantial amounts of NOx, causes secondary pollution.According to low-NOx combustor, although can be to a certain extent
Solve the problems, such as that NOx emission is high, but can not thoroughly solve, while low-NOx combustor price is high, then can further increase enterprise
Cost of investment, therefore need to improve existing RTO equipment afterburning mode to solve corresponding pollution and investment problem.It is in addition, right
RTO equipment, it is then the principle that heat storage follows set time switching in the case of existing, in working conditions change situation, easily causes
VOC removal efficiency is low or the problems such as NOx content is high.
The content of the invention
Efficiently to be removed to solve the above problems, the utility model discloses a kind of low NOx afterburnings, VOC based on RTO equipment
Equipment, the system have that NOx discharge is low, reasonable in design, can handle a variety of concentration waste gas, holding VOC high level removal efficiency
Etc. advantage.
To achieve the above objectives, the utility model provides a kind of technical scheme：Low NOx afterburnings, VOC based on RTO equipment
Efficient eliminating equipment, including the exhaust gas concentration monitoring system that is sequentially connected in series, waste gas stroke switching system, temperature control heat storage are cut
System is changed, includes waste gas pipeline road in the exhaust gas concentration detecting system, the waste gas pipeline road is provided with Concentration Testing
Instrument, the waste gas stroke switching system include mixing chamber, and the waste gas pipeline road connects mixing chamber, and the mixing chamber side leads to
Piping connects delivery air chamber, and the mixing chamber opposite side connects natural air chamber by pipeline, valve is equipped with the pipeline
Door, the valve are electrically connected with concentration detector, i.e., concentration detector can electrical control valve switch；The temperature control stores
Hot body switching system includes two heat storages being connected in parallel, the combustion chamber being connected with two heat storage sides and two accumulation of heats
The chimney of body opposite side connection, is respectively equipped with admission line between the mixing chamber and heat storage, the chimney and heat storage it
Between be respectively equipped with discharge duct, the heat storage is all connected with heat storage temperature controller, is all provided with the discharge duct and admission line
There is valve.
Preferably, the valve being equipped with the discharge duct and admission line is Air control valve, the Air control valve with
Heat storage temperature controller is electrically connected with, and the heat storage temperature controller can electrically control the switch of Air control valve.
Preferably, filter is provided between the mixing chamber and heat storage.
A kind of low NOx afterburnings based on RTO equipment, the efficient eliminating equipments of VOC and prior art disclosed in the utility model
Compare, have the advantages that：
1. the low NOx afterburnings based on RTO equipment, the efficient eliminating equipments of VOC disclosed in the utility model effectively improve useless
Gas afterburning problem, concentration detection signal feed back in time, fast and effectively feed natural gas or air, reach low NOx afterburnings, VOC
The effect efficiently removed；By improving afterburning mode, the maximum discharge of the NOx due to the concentration oxidized zone of fuel is eliminated, is reached
Zero NOx disposals of pollutants, while fuel can be saved up to more than 20%；
2. the low NOx afterburnings based on RTO equipment, the efficient eliminating equipments of VOC effectively solve to store disclosed in the utility model
Hot body follows set time switching problem, and heat storage transition effect is good, and switch speed is fast, reaches low NOx afterburnings, VOC is efficiently gone
The effect removed；Waste gas flow direction is rationally switched according to heat storage outlet temperature in RTO equipment, improves VOC removal efficiency
3. overall system design is reasonable, floor space is small, simple to operate, practical；
4. reducing cost of investment of the enterprise in terms of environmental protection, promote the popularization of RTO equipment, equipment cost is low, environment protecting
It is good, environmental protection；
5. one side can realize low NOx combustion on the basis of device structure is not changed significantly, reduce to burner
Performance requirement, abandon using expensive low-NOx combustor, reduce cost of investment；On the other hand high-level VOC can be realized
Removal efficiency, it is sufficiently mixed by fuel injection into organic exhaust gas, substantially improves efficiency of combustion, the ignition temperature in combustion chamber
Distribute very evenly, produce " non-flaming combustion flameless combustion " and effect, than burner combustion method save
Fuel realizes NOx zero-emission up to more than 20%.
Brief description of the drawings
Fig. 1 is low NOx afterburning of the utility model based on RTO equipment, the structural representation of the efficient eliminating equipments of VOC.
In figure：Heat storage B 1, combustion chamber 2, heat storage A3, air blower 4, filter 5, air intlet valve 6, compression are empty
Gas air storage chamber 7, concentration monitor 8, exhaust gas inlet valve 9, mixing chamber 10, natural gas air storage chamber 11, natural gas intake valve 12, storage
Hot body temperature controller 13, air-introduced machine 14, chimney 15, waste gas pipeline road 16, density monitoring system S1, waste gas stroke switching system
S2, temperature control heat storage switching system S3.
Embodiment
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate, it should be understood that following specific embodiment parties
Formula is merely to illustrate the utility model rather than limitation the scope of the utility model.
Embodiment 1
The low NOx afterburnings based on RTO equipment as shown in Figure 1, the efficient eliminating equipments of VOC, including be sequentially connected in series
Exhaust gas concentration monitoring system S1, waste gas stroke switching system S2, temperature control heat storage switching system S3, in exhaust gas concentration detecting system
Including waste gas pipeline road 16, waste gas pipeline road is provided with concentration detector 8, and enters on waste gas pipeline road provided with waste gas
Mouth valve 9, concentration detector are arranged on the exhaust gas concentration for monitoring conveying in pipeline on waste gas pipeline road on-line, and waste gas stroke is cut
Changing system includes mixing chamber 10, and waste gas pipeline road other end connection mixing chamber, mixing chamber side connects compression sky by pipeline
Air chamber 7, the pipeline between delivery air chamber and mixing chamber are provided with air intlet valve 6, and mixing chamber opposite side is connected by pipeline
Natural air chamber 11 is connect, the pipeline between natural air chamber and mixing chamber is provided with natural gas intake valve 12, air intlet valve and day
Right gas intake valve is electrically connected with concentration detector, i.e., concentration detector can electrical control valve switch；Temperature control heat storage
Switching system includes two heat storages being connected in parallel, the combustion chamber 2, another with two heat storages being connected with two heat storage sides
The chimney 15 of side connection, two heat storages are heat storage A3, heat storage B1, are respectively equipped between mixing chamber and two heat storages
Admission line, admission line are provided with air blower 4, and air blower facilitates the waste gas mixed in mixing chamber to enter heat storage, chimney
Discharge duct is respectively equipped between two heat storages, discharge duct is provided with air-introduced machine 14, and the waste gas after convenient processing enters
Chimney, two heat storages are all connected with heat storage temperature controller 13, valve are equipped with discharge duct and admission line.
Preferably, the valve being equipped with discharge duct and admission line is Air control valve, Air control valve and accumulation of heat body temperature
Control device to be electrically connected with, heat storage temperature controller can electrically control the switch of Air control valve.
Preferably, filter 5 is provided between mixing chamber and heat storage.
Technological means disclosed in the utility model is not limited only to the technological means disclosed in above-mentioned embodiment, also
Including being combined formed technical scheme by above technical characteristic.It should be pointed out that the ordinary skill for the art
For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (3)
1. low NOx afterburnings, the efficient eliminating equipments of VOC based on RTO equipment, it is characterised in that：It is useless including what is be sequentially connected in series
Gas concentration monitoring system, waste gas stroke switching system, temperature control heat storage switching system, include in the exhaust gas concentration detecting system
Waste gas pipeline road, the waste gas pipeline road are provided with concentration detector, and the waste gas stroke switching system includes mixing chamber,
The waste gas pipeline road connects mixing chamber, and the mixing chamber side connects delivery air chamber by pipeline, and the mixing chamber is another
Side connects natural air chamber by pipeline, and valve is equipped with the pipeline, and the valve is electrically connected with concentration detector,
I.e. concentration detector can electrical control valve switch；The temperature control heat storage switching system includes two accumulation of heats being connected in parallel
Body, the combustion chamber being connected with two heat storage sides, the chimney being connected with two heat storage opposite sides, the mixing chamber and accumulation of heat
Admission line is respectively equipped between body, discharge duct is respectively equipped between the chimney and heat storage, the heat storage is all connected with
Heat storage temperature controller, valve is equipped with the discharge duct and admission line.
2. the low NOx afterburnings based on RTO equipment, the efficient eliminating equipments of VOC as claimed in claim 1, it is characterised in that：Exhaust
The valve being equipped with pipeline and admission line is Air control valve, and the Air control valve is electrically connected with heat storage temperature controller, institute
The switch of Air control valve can electrically be controlled by stating heat storage temperature controller.
3. the low NOx afterburnings based on RTO equipment, the efficient eliminating equipments of VOC as claimed in claim 1, it is characterised in that：It is described
Filter is provided between mixing chamber and heat storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720734086.XU CN206905011U (en) | 2017-06-22 | 2017-06-22 | Low NOx afterburnings, the efficient eliminating equipments of VOC based on RTO equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720734086.XU CN206905011U (en) | 2017-06-22 | 2017-06-22 | Low NOx afterburnings, the efficient eliminating equipments of VOC based on RTO equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206905011U true CN206905011U (en) | 2018-01-19 |
Family
ID=61285484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720734086.XU Expired - Fee Related CN206905011U (en) | 2017-06-22 | 2017-06-22 | Low NOx afterburnings, the efficient eliminating equipments of VOC based on RTO equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206905011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152691A (en) * | 2017-06-22 | 2017-09-12 | 南京艾尔普特环保科技有限公司 | Low NOx afterburnings and the efficient minimizing technologies of VOC and system based on RTO |
-
2017
- 2017-06-22 CN CN201720734086.XU patent/CN206905011U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152691A (en) * | 2017-06-22 | 2017-09-12 | 南京艾尔普特环保科技有限公司 | Low NOx afterburnings and the efficient minimizing technologies of VOC and system based on RTO |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202762274U (en) | System for purifying organic waste gases and recycling heat energy | |
| CN209279172U (en) | A kind of safety-type thermal accumulating incinerator GRTO | |
| CN102607043B (en) | Method and device for synergetic stable incineration of sludge and solid waste and dioxin emission suppression | |
| CN206269150U (en) | A kind of emission-control equipment based on RTO | |
| CN101352639B (en) | Organic waste gas treatment system | |
| CN206905011U (en) | Low NOx afterburnings, the efficient eliminating equipments of VOC based on RTO equipment | |
| CN201218509Y (en) | After-burning reclamation plant for high-temperature inflammable waste gas | |
| CN107152691A (en) | Low NOx afterburnings and the efficient minimizing technologies of VOC and system based on RTO | |
| CN201772442U (en) | Oxygen supplementation type fume gas circulation combustion device | |
| CN102519049A (en) | Low energy consumption system for purifying and incinerating harmful gases | |
| CN105674300A (en) | Gaseous pollutant purification treatment system | |
| CN108800162B (en) | Online sludge drying and blending combustion system of coal-fired power plant and application thereof | |
| CN208936175U (en) | A kind of VOCs gas is used for the high temperature treating device of power generation | |
| CN202844846U (en) | Waste gas treatment system | |
| CN206669761U (en) | Heat accumulating type oxidative system | |
| CN211847828U (en) | System for treating tail gas containing acetylene carbide slag in process of producing acetylene by calcium carbide dry method | |
| CN206176411U (en) | Energy -saving organic waste gas processing apparatus | |
| CN109012017A (en) | Exhaust treatment system and method | |
| CN205145915U (en) | Composite technology waste gas pollution control and treatment is equipped | |
| CN108916884A (en) | A kind of oxygenation combustion method of coal dust blending rubbish | |
| CN201209854Y (en) | Thermal storage type oxygen-enriched combustion apparatus | |
| CN209782667U (en) | Incineration system based on five-chamber RTO | |
| CN208771211U (en) | A kind of exhaust treatment system | |
| CN200996620Y (en) | Heat-accumulating burner for smelting furnace | |
| CN204114968U (en) | A kind of gaseous contaminant cleaning treatment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |