CN211781103U - Incineration treatment system for treating multi-state high-salt-content dangerous waste - Google Patents
Incineration treatment system for treating multi-state high-salt-content dangerous waste Download PDFInfo
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- CN211781103U CN211781103U CN201922226985.0U CN201922226985U CN211781103U CN 211781103 U CN211781103 U CN 211781103U CN 201922226985 U CN201922226985 U CN 201922226985U CN 211781103 U CN211781103 U CN 211781103U
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Abstract
The utility model provides an incineration disposal system for handling many attitude height contains salt hazardous waste, burn burning furnace and second combustion chamber useless including ordinary danger. Wherein the second combustion chamber includes that flue gas combustion chamber and high salt contain the useless incineration chamber of salt, the flue gas combustion chamber in the high salt contain the useless incineration chamber the top and with ordinary danger waste incinerator fluid intercommunication, flue gas combustion chamber and high salt contain and be provided with the separator between the useless incineration chamber of salt, be provided with the through-hole on the separator, the flue gas combustion chamber is used for burning and comes from ordinary danger waste incinerator with the high salt contains the useless flue gas of burning chamber. According to the utility model discloses an incineration disposal system for handling many attitude height contains salt hazardous waste falls into two parts and makes the flue gas flow from bottom to top with the second combustion chamber, has avoided corruption and deposition problem that the melting of low melting point salt brought, has improved the separation efficiency of liquid slag.
Description
Technical Field
The utility model relates to the technical field of machinery, in particular to an incineration disposal system for handling many attitude height contains salt hazardous waste.
Background
With the continuous development of social economy, the yield of dangerous waste is increased day by day, and the components of the dangerous waste are more and more complex. In particular to high-salt-content hazardous waste generated in the industries such as chemical industry and the like (generally, hazardous waste with salt content of more than 1% by mass is referred to as high-salt-content hazardous waste), and the treatment difficulty is very high. If not effectively treated, it will have serious impact on the ecological environment and human health.
At present, the domestic dangerous waste treatment mostly adopts a rotary kiln incineration mode. The temperature in the furnace is required to be higher than 1100 ℃ when the dangerous waste is combusted according to the dangerous waste treatment standard, the dangerous waste and the smoke generated by the dangerous waste are required to stay for more than 2s in the temperature environment of more than 1100 ℃, the melting point of salts in the high-salt-content dangerous waste is generally low (700 ℃ -800 ℃), and the salts can be melted and bonded on the inner wall of a rotary kiln or a secondary combustion chamber in the high-temperature combustion process, so that the operation of the system is greatly influenced. In addition, the rotary kiln also has the problems of large occupied area, high equipment investment, high operation cost, high mechanical failure rate and the like. In the prior art, the method of separating liquid slag is adopted to carry out the combustion treatment of the salt-containing hazardous waste, but in the prior art, the flue gas flows from top to bottom, the molten slag is easily carried into a secondary combustion chamber from the incinerator by the flue gas, and the separation efficiency of the liquid slag is not high, so that the corrosion and dust deposition of the heated surface at the tail part are caused. In addition, the slag fence is arranged at the bottom of the incinerator, and molten salt can cause serious corrosion to the slag fence. The combustion temperature in the incinerator and the combustion temperature in the secondary chamber both exceed 1100 ℃, and are not easy to reach when dangerous waste with lower heat value is treated, a large amount of auxiliary fuel needs to be consumed, and the economy is greatly reduced.
Therefore, it is desirable to provide an incineration disposal system for disposing of multi-state high salinity hazardous waste to at least partially solve the above problems.
SUMMERY OF THE UTILITY MODEL
In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content does not imply any attempt to define the essential features and essential features of the claimed solution, nor is it implied to be intended to define the scope of the claimed solution.
For at least partly solving above-mentioned problem, the utility model provides an incineration disposal system for handling many attitude height contains salt hazardous waste, include:
a common hazardous waste incinerator; and
the second combustion chamber, the second combustion chamber includes the flue gas combustion chamber and the useless incineration chamber of high salt danger, the flue gas combustion chamber be in the high salt danger the top of the useless incineration chamber of high salt and with the useless incineration chamber fluid intercommunication of ordinary danger, the flue gas combustion chamber with be provided with the separator between the useless incineration chamber of high salt danger, be provided with the through-hole on the separator, the flue gas combustion chamber is used for burning and comes from the useless incineration chamber of ordinary danger with the high flue gas that contains the useless incineration chamber of salt.
According to the utility model discloses an incineration disposal system falls into two parts and makes the flue gas flow from bottom to top with two combustion chambers, has avoided corruption and deposition problem that the melting of low melting point salt brought, has improved the separation efficiency of liquid slag.
Further, the general hazardous waste incinerator is a fluidized bed.
According to the utility model discloses an incineration disposal system adopts the fluidized bed to burn burning furnace as ordinary danger useless, has that the fuel burn-off rate is high, area is little, investment and running cost are low and initial emission of pollutant is low grade advantage, has improved the economic nature and the stability of a whole set of system.
Further, the incineration treatment system also comprises a common hazardous waste pretreatment unit and a high-salt-content hazardous waste pretreatment unit; wherein the normal hazardous waste pretreatment unit is positioned at the upstream of the normal hazardous waste incinerator and is communicated with the normal hazardous waste incinerator; the high-salt-content hazardous waste pretreatment unit is positioned at the upstream of the secondary combustion chamber and is communicated with the high-salt-content hazardous waste incineration chamber.
Further, the side walls of the common dangerous waste incinerator, the flue gas combustion chamber and the high-salt-content dangerous waste incinerator are provided with afterburning guns.
Further, the incineration treatment system also comprises a primary air fan and a secondary air fan; the bottom of the common hazardous waste incinerator is provided with a primary air inlet, the side wall of the common hazardous waste incinerator is provided with a secondary air inlet, the primary air inlet is communicated with the primary air fan in a fluid mode, and the secondary air inlet is communicated with the secondary air fan in a fluid mode.
Further, the lateral wall of the useless incineration chamber of high salt danger is provided with whirl wind import, whirl wind import with the lateral wall of the useless incineration chamber of high salt danger is tangent, and whirl wind import with secondary air fan fluid intercommunication.
Further, a slag discharge port is formed in the bottom of the high-salt-content hazardous waste incineration chamber and is communicated with the cold slag pool; the bottom of the common hazardous waste incinerator is provided with an ash discharge port.
Further, a waste heat boiler and an economizer are sequentially arranged at the downstream of the secondary combustion chamber along the flow direction of the flue gas, wherein the waste heat boiler is used for exchanging heat with water heated by the economizer so as to generate steam.
Further, the incineration disposal system further includes:
a denitration device arranged between the secondary combustion chamber and the waste heat boiler,
a quenching device disposed between the exhaust-heat boiler and the economizer, and
and the dry deacidification tower, the bag-type dust remover, the induced draft fan, the wet desulphurization device, the flue gas reheating device and the chimney are positioned at the downstream of the economizer and are sequentially arranged along the flow direction of the flue gas.
Further, the flue gas reheating device is in fluid communication with the waste heat boiler, so that the waste heat boiler delivers water vapor to the flue gas reheating device, thereby reheating the flue gas in the flue gas reheating device.
According to the incineration treatment system of the utility model, the secondary combustion chamber is divided into two parts, and the flue gas flows from bottom to top, thereby avoiding the problems of corrosion and dust deposition caused by the melting of low-melting-point salts and improving the separation efficiency of liquid slag; the fluidized bed is used as a common hazardous waste incinerator, so that the fluidized bed has the advantages of high fuel burnout rate, small occupied area, low investment and operation cost, low initial discharge of pollutants and the like, and the economy and stability of the whole system are improved; the waste heat boiler and the economizer are used for utilizing the heat of the high-temperature flue gas, and the energy-saving and consumption-reducing device has the beneficial effects of saving energy and reducing consumption.
Drawings
The following drawings of the embodiments of the present invention are provided as a part of the present invention for understanding the present invention. There are shown in the drawings, embodiments and descriptions thereof, which are used to explain the principles of the invention. In the drawings, there is shown in the drawings,
fig. 1 is a schematic view of an incineration disposal system for disposing hazardous waste with multiple physical states and high salt content according to the present invention.
Description of reference numerals:
1: ordinary dangerous waste incinerator 2: second combustion chamber
21: flue gas combustion chamber 22: high-salt-content hazardous waste incineration chamber
3: the ordinary hazardous waste pretreatment unit 31: ordinary solid-state dangerous waste crusher
32: ordinary solid-state dangerous useless feed arrangement 33: useless feed arrangement of ordinary liquid state danger
4: high-salt-content dangerous waste pretreatment unit 41: high-salt-content solid hazardous waste crusher
42: high-salt solid hazardous waste feeding device 43: useless feed arrangement of liquid danger of high salt content
5: a primary air fan 6: secondary fan
7: and (3) a cold slag pool 8: waste heat boiler
9: the economizer 10: denitration device
11: the quenching device 12: dry-type deacidification tower
13: a bag-type dust collector 14: draught fan
15: wet deacidification device 16: flue gas reheating device
17: chimney 18: ash bin
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that embodiments of the invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring embodiments of the present invention.
The terms "upper", "lower", "front", "rear", "left", "right" and the like as used herein are for illustrative purposes only and are not limiting.
In the following description, a detailed structure will be presented for a thorough understanding of embodiments of the invention. It is apparent that the implementation of the embodiments of the present invention is not limited to the specific details familiar to those skilled in the art.
The utility model provides an incineration disposal system for handling many attitude height contains salt hazardous waste please refer to figure 1, burn burning furnace 1 and second combustion chamber 2 including ordinary danger waste.
The common hazardous waste incinerator 1 is used for incinerating common hazardous waste (the salt content is lower than 1%), the incinerator temperature is controlled between 800 ℃ and 900 ℃, and the harmful substances in the common hazardous waste are completely decomposed and NO is reduced at the same timeXAnd (4) discharging. The side wall of the common hazardous waste incinerator 1 is provided with a common solid hazardous waste and a common liquid hazardous waste feeding hole and a afterburning gun. The afterburning gun is used for afterburning when the common dangerous waste heat value is insufficient, so that the temperature in the furnace is increased. The afterburning gun is preferably a natural gas afterburning gun.
In addition, the bottom of the common hazardous waste incinerator 1 is provided with a primary air inlet and an ash discharge port. The primary air inlet is in fluid communication with a primary air fan 5, and the primary air is used for suspending hazardous waste in the common hazardous waste incinerator 1 so as to facilitate sufficient combustion. And discharging the burnt ash from the ash discharge port. Still be provided with the overgrate air import on the lateral wall of ordinary dangerous useless burning furnace 1, overgrate air import and 6 fluid intercommunications of overfire fan, the overgrate air is the required oxygen of burning is provided for ordinary dangerous useless burning furnace 1.
The conventional hazardous waste incinerator 1 is preferably a fluidized bed, more preferably a circulating fluidized bed. The fluidized bed adopts a differential fluidization technology, the speed of fluidized air (namely primary air) at the two sides and the middle part of the air distribution plate is controlled to be different, so that the internal circulation of bed material particles is realized, the fluidization strength of solid particles is increased, the retention time of the solid particles in the bed is prolonged, the high-efficiency combustion of hazardous wastes can be ensured, and the problems of easy coking and unstable operation in the combustion process are solved.
The secondary combustion chamber 2 is positioned at the downstream of the common dangerous waste incinerator 1, the secondary combustion chamber 2 is an integrated component, the secondary combustion chamber 2 is divided into two parts, namely a flue gas combustion chamber 21 and a high-salt-content dangerous waste incineration chamber 22, by a partition, wherein the flue gas combustion chamber 21 is positioned above the high-salt-content dangerous waste incineration chamber 22. Be provided with the through-hole on the separator for the flue gas that produces among the useless incineration chamber 22 of high salt danger upwards flows and gets into flue gas combustion chamber 21 and carry out the postcombustion. The partition is preferably a part that is constricted from the outside to the inside, with a constriction in the middle. The high-salt-content hazardous waste incineration chamber 22 is used for incinerating high-salt-content hazardous waste (the salt content is more than 1%), the temperature is controlled to be 1200-1500 ℃, and the excess air coefficient is about 0.85, so that the low-melting-point salts in the high-salt-content hazardous waste are completely melted into liquid.
And, ordinary dangerous useless burning furnace 1 and flue gas combustion chamber 21 fluid intercommunication, the flue gas that produces in ordinary dangerous useless burning furnace 1 gets into flue gas combustion chamber 21 and carries out the postcombustion.
The side wall of the high-salt-content hazardous waste incineration chamber 22 is a membrane water-cooled wall, and the side wall is provided with a feed inlet for high-salt-content solid hazardous waste and high-salt-content liquid hazardous waste, a natural gas afterburning gun and a cyclone air inlet. The cyclone air inlet is in fluid communication with the secondary fan 6 and is tangential to the side wall of the high salt content hazardous waste incineration chamber 22, so that air enters the high salt content hazardous waste incineration chamber 22 in a high-speed cyclone manner. The swirling air provides oxygen required by combustion, and simultaneously throws molten salt generated by high-salt-content dangerous waste combustion to the wall surface of the secondary combustion chamber 2 and flows downwards along the wall surface to be discharged, so that separation of slag from flue gas is realized, the concentration of fly ash is reduced, the problems of corrosion, dust deposition and the like caused by low-melting-point salt are solved, and the difficulty in flue gas treatment is reduced. The bottom of the high-salt-content hazardous waste incineration chamber 22 is provided with a slag discharge port which is communicated with the cold slag pool 7, and the vitreous body collected by the cold slag pool 7 can be conveyed to a cement plant and the like for resource utilization. The slag discharge port is preferably an overflow slag discharge port.
The temperature of the flue gas combustion chamber 21 is controlled to be more than 1100 ℃, and if the temperature of the mixed flue gas can not meet the requirement, the temperature is increased by using a natural gas afterburning gun arranged on the side wall of the flue gas combustion chamber 21. The residence time of the high-temperature flue gas in the flue gas combustion chamber 21 is more than 2s, so that the complete decomposition of dioxin is ensured. The upper part of the side wall of the flue gas combustion chamber 21 is also provided with a high temperature flue gas outlet which is in fluid communication with a cold slag tube bank (not shown). The cold slag tube bank is of a water jacket structure, a slag falling outlet is arranged on the cold slag tube bank, the high-temperature flue gas is cooled by the cold slag tube bank, the residual molten salt is condensed into slag and is discharged from the slag falling outlet, and the temperature of the flue gas leaving the secondary combustion chamber 2 is reduced to 900-950 ℃.
According to the incineration treatment system of the utility model, the secondary combustion chamber 2 is divided into two parts and the flue gas flows from bottom to top, thereby avoiding the problems of corrosion and dust deposition caused by the melting of low-melting-point salts and improving the separation efficiency of liquid slag; the fluidized bed is used as the common hazardous waste incinerator 1, has the advantages of high fuel burnout rate, small occupied area, low investment and operation cost, low initial pollutant discharge and the like, and improves the economy and stability of the whole system.
According to the utility model discloses an incineration disposal system is still including the useless pretreatment unit 3 of ordinary danger that is located the useless 1 upper reaches of burning furnace of ordinary danger, be located the useless pretreatment unit 4 of high salt danger that contains the useless 22 upper reaches of salt danger of high salt to and be located 21 low reaches of flue gas combustion chamber and follow the denitrification facility 10 that the flue gas flow direction set gradually, exhaust-heat boiler 8, quenching device 11, economizer 9, dry-type deacidification tower 12, sack cleaner 13, draught fan 14, wet process deacidification device 15, flue gas reheating device 16 and chimney 17.
With continued reference to fig. 1, the normal hazardous waste pretreatment unit 3 is used for pretreating normal hazardous waste, which may be in a solid or liquid state. The method comprises the following steps that large blocks of common solid-state hazardous waste are firstly crushed by a common solid-state hazardous waste crusher 31, the particle size of the large blocks of common solid-state hazardous waste is controlled to be 3-10 mm, and then a common solid-state hazardous waste feeding device 32 sends the crushed common solid-state hazardous waste into a common hazardous waste incinerator 1; the small pieces of common solid-state hazardous waste which does not need to be crushed is directly sent into the common hazardous waste incinerator 1 through the common solid-state hazardous waste feeding device 32; ordinary liquid state danger is useless then sends into ordinary dangerous useless burning furnace 1 through ordinary liquid state danger feed arrangement 33, and preferably, ordinary liquid state danger is useless to be sprayed into ordinary dangerous useless burning furnace 1 after being atomized.
The high-salt-content hazardous waste pretreatment unit 4 is used for pretreating high-salt-content hazardous waste, and the high-salt-content hazardous waste can be in a solid state or a liquid state. The method comprises the following steps that large blocks of high-salt-content solid-state hazardous waste are firstly crushed by a high-salt-content solid-state hazardous waste crusher 41, the particle size of the large blocks of high-salt-content solid-state hazardous waste is controlled to be 3-10 mm, and then the crushed high-salt-content solid-state hazardous waste is sent to a high-salt-content hazardous waste incineration chamber 22 by a high-salt-content solid-state hazardous waste feeding device 42; the small high-salt-content solid hazardous waste which does not need to be crushed is directly sent into the high-salt-content hazardous waste incineration chamber 22 through the high-salt-content solid hazardous waste feeding device 42; the liquid useless firebox 22 that gives into high salt containing salt of useless firebox 22 is then sent into through the liquid useless feed arrangement 43 of high salt containing salt to the liquid useless case that contains high salt, preferably, the liquid useless firebox 22 that contains high salt is spouted into after being atomized to the liquid useless litter that contains high salt.
The denitration device 10 is preferably an SNCR (selective non-catalytic reduction) denitration device. The optimum operation temperature of the SNCR denitration device is 850-1050 ℃, so that the SNCR denitration device is arranged at the downstream of the cold slag tube bank and sprays ammonia water into the flue gas pipeline.
The denitrated flue gas enters the waste heat boiler 8 to exchange heat with water to generate high-temperature steam, and the temperature of the flue gas after heat exchange is about 510 ℃. Since 200-500 ℃ is the temperature interval for the dioxin re-synthesis, the flue gas leaving the exhaust-heat boiler 8 immediately enters the quenching device 11 to reduce the temperature to 195 ℃ within 1 second, thereby preventing the secondary synthesis of the dioxin. The flue gas leaving the quenching device 11 enters the economizer 9 to heat water, and the economizer 9 supplies the heated water to the waste heat boiler 8 to generate high-temperature steam.
According to the utility model discloses an incineration disposal system uses exhaust-heat boiler 8 and economizer 9 to utilize the heat of high temperature flue gas, has energy saving and consumption reduction's beneficial effect.
The flue gas leaving the economizer 9 enters a dry deacidification tower 12, and quick lime and activated carbon powder are sprayed into the flue gas in the dry deacidification tower 12 SO as to reduce SO in the flue gas2And the content of HCl and other acidic gases, and simultaneously, the heavy metal and the residual dioxin in the flue gas are adsorbed. The flue gas leaving the dry deacidification tower 12 then enters a bag-type dust collector 13 to remove the smoke dust in the flue gas and the quick lime and the activated carbon powder sprayed into the dry deacidification tower 12. The flue gas leaving the bag-type dust collector 13 enters a wet deacidification device 15 to further remove the residual acid gas in the flue gas. To preventAnd the dew point corrosion of a subsequent flue is prevented, a flue gas reheating device 16 is arranged at the downstream of the wet deacidification device 15, the flue gas reheating device 16 is used for increasing the temperature of the flue gas to 130 ℃, and then the flue gas is discharged into the atmosphere through a chimney 17, and the discharge standard of the flue gas reheating device meets the national hazardous waste discharge index.
In addition, a part of the high-temperature steam generated in the waste heat boiler 8 enters the flue gas reheating device 16 to heat flue gas, and the other part of the high-temperature steam can be sold or comprehensively utilized according to the plant conditions. In an embodiment not shown, the exhaust-heat boiler 8 or the economizer 9 can be in fluid communication with the primary air fan 5 and the secondary air fan 6, and the temperature of the ordinary hazardous waste incinerator 1 and the secondary combustion chamber 2 can be increased by taking the heated air as primary air, secondary air and cyclone air, so that fuel is saved.
An ash bin 18 is arranged below the bag-type dust collector 13 and used for collecting ash, fly ash, quicklime powder and substances such as activated carbon after heavy metal adsorption generated by the bag-type dust collector 13 and the common hazardous waste incinerator 1, and then further processing the substances by curing, landfill and other modes.
According to the utility model discloses an incineration disposal system, the useless combustion efficiency of danger is high and the pollutant is handled thoroughly, can guarantee to satisfy the national hazardous waste incineration pollution control standard, promptly: combustion efficiency is more than or equal to 99.9%, residue heat rate is less than 5%, dioxins are less than 0.1ngTEQ/Nm3Sulfur dioxide < 200mg/Nm3Nitrogen oxides < 400mg/Nm3。
Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Features described herein in one embodiment may be applied to another embodiment, either alone or in combination with other features, unless the feature is otherwise inapplicable or otherwise stated in the other embodiment.
The present invention has been described in terms of the above embodiments, but it is to be understood that the above embodiments are for purposes of illustration and description only and are not intended to limit the invention to the described embodiments. It will be appreciated by those skilled in the art that many more modifications and variations are possible in light of the above teaching and are intended to be included within the scope of the invention.
Claims (10)
1. An incineration disposal system for disposing hazardous waste with multiple physical states and high salt content, comprising:
a common hazardous waste incinerator; and
the second combustion chamber, the second combustion chamber includes the flue gas combustion chamber and the useless incineration chamber of high salt danger, the flue gas combustion chamber be in the high salt danger the top of the useless incineration chamber of high salt and with the useless incineration chamber fluid intercommunication of ordinary danger, the flue gas combustion chamber with be provided with the separator between the useless incineration chamber of high salt danger, be provided with the through-hole on the separator, the flue gas combustion chamber is used for burning and comes from the useless incineration chamber of ordinary danger with the high flue gas that contains the useless incineration chamber of salt.
2. The incineration disposal system of claim 1, wherein the normal hazardous waste incinerator is a fluidized bed.
3. The incineration disposal system of claim 1, further comprising a normal hazardous waste pretreatment unit and a high salt-containing hazardous waste pretreatment unit; wherein
The common hazardous waste pretreatment unit is positioned at the upstream of the common hazardous waste incinerator and is communicated with the common hazardous waste incinerator;
the high-salt-content hazardous waste pretreatment unit is positioned at the upstream of the secondary combustion chamber and is communicated with the high-salt-content hazardous waste incineration chamber.
4. The incineration disposal system of claim 1, wherein the side walls of the normal hazardous waste incinerator, the flue gas combustion chamber and the high salinity hazardous waste incinerator are provided with afterburning guns.
5. The incineration disposal system of claim 1,
the incineration treatment system also comprises a primary air fan and a secondary air fan;
the bottom of the common hazardous waste incinerator is provided with a primary air inlet, the side wall of the common hazardous waste incinerator is provided with a secondary air inlet, the primary air inlet is communicated with the primary air fan in a fluid mode, and the secondary air inlet is communicated with the secondary air fan in a fluid mode.
6. The incineration disposal system of claim 5, wherein the side wall of the high salinity risk waste incineration chamber is provided with a cyclone air inlet which is tangential to the side wall of the high salinity risk waste incineration chamber, and the cyclone air inlet is in fluid communication with the secondary air fan.
7. The incineration treatment system of claim 1, wherein a slag discharge port is arranged at the bottom of the high-salinity dangerous waste incineration chamber, and the slag discharge port is communicated with a cold slag pool;
the bottom of the common hazardous waste incinerator is provided with an ash discharge port.
8. The incineration treatment system according to claim 1, wherein a waste heat boiler and an economizer are sequentially arranged downstream of the secondary combustion chamber in a flow direction of the flue gas, wherein the waste heat boiler is configured to exchange heat with water heated by the economizer to generate steam.
9. The incineration disposal system of claim 8, further comprising:
a denitration device arranged between the secondary combustion chamber and the waste heat boiler,
a quenching device disposed between the exhaust-heat boiler and the economizer, and
and the dry deacidification tower, the bag-type dust remover, the induced draft fan, the wet desulphurization device, the flue gas reheating device and the chimney are positioned at the downstream of the economizer and are sequentially arranged along the flow direction of the flue gas.
10. The incineration treatment system of claim 9, wherein the flue gas reheating device is in fluid communication with the waste heat boiler such that the waste heat boiler delivers water vapor to the flue gas reheating device for reheating flue gas in the flue gas reheating device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922226985.0U CN211781103U (en) | 2019-12-10 | 2019-12-10 | Incineration treatment system for treating multi-state high-salt-content dangerous waste |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922226985.0U CN211781103U (en) | 2019-12-10 | 2019-12-10 | Incineration treatment system for treating multi-state high-salt-content dangerous waste |
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Effective date of registration: 20201223 Address after: 201108 building 6, 4299 Jindu Road, Minhang District, Shanghai Patentee after: Shanghai Qiyao Environmental Protection Technology Co.,Ltd. Address before: 201108 Shanghai city Minhang District Huaning Road No. 3111 Patentee before: China Shipbuilding Industry Corporation 711 Research Institute |