CN212029534U - Multistage burning and large-treatment-capacity waste water incineration device - Google Patents

Multistage burning and large-treatment-capacity waste water incineration device Download PDF

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Publication number
CN212029534U
CN212029534U CN201922261711.5U CN201922261711U CN212029534U CN 212029534 U CN212029534 U CN 212029534U CN 201922261711 U CN201922261711 U CN 201922261711U CN 212029534 U CN212029534 U CN 212029534U
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China
Prior art keywords
waste water
device body
combustion chamber
stage
stages
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CN201922261711.5U
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Chinese (zh)
Inventor
陈高
王尚文
刘雄
马尊领
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Shanghai Qiyao Thermal Energy Engineering Co ltd
711th Research Institute of CSIC
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Shanghai Qiyao Thermal Power Engineering Co ltd
711th Research Institute of CSIC
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Abstract

The utility model provides a multi-stage combustion and large-treatment-capacity waste water incineration device, which comprises a device body, a combustion chamber, a combustor, at least two jackets, at least two stages of fuel injectors and at least two stages of waste water injectors; the jacket is sleeved on the device body and positioned at the combustion chamber, at least two jackets are sequentially arranged along the extension direction of the device body, each jacket is communicated with the combustion chamber through a communication hole, and each jacket is connected with an air pipeline; the fuel injectors are arranged at the jackets and extend to the fuel chamber through the communication holes, and each stage of fuel injectors corresponds to the jackets one to one; the at least two stages of waste water injectors and the at least two stages of fuel injectors are alternately arranged along the extending direction of the device body. The utility model provides a waste water burns device can control the incineration temperature of combustion chamber, guarantees the relative evenly distributed of temperature field in the combustion chamber. Therefore, toxic and harmful substances in the wastewater can be oxidized and decomposed at high temperature, and the generation of thermal nitrogen oxides is reduced.

Description

Multistage burning and large-treatment-capacity waste water incineration device
Technical Field
The utility model relates to a waste treatment technical field, and more specifically relate to a waste water incineration device of multistage burning and big handling capacity.
Background
The existing incinerator is generally constructed to intensively arrange fuel and waste water, and when large-flow waste water is incinerated and treated, the problem that local temperature inside a hearth is too high or too low can be caused. On one hand, the generation amount of thermal nitrogen oxides is increased sharply due to the overhigh temperature of a combustion area, the service life of a hearth lining is influenced, the hearth lining is collapsed in severe cases, and the long-period stable operation of equipment is directly related. On the other hand, after the large-flow waste water is intensively sprayed, the local temperature of the hearth is too low, which causes incomplete decomposition and oxidation of toxic and harmful substances in the waste water, so that the final flue gas emission exceeds the standard and the environmental protection emission requirement cannot be met.
Therefore, there is a need for a multistage combustion and high-throughput waste water incineration apparatus to at least partially solve the problems in the prior art.
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.
In order to solve the above problems, according to an aspect of the present invention, there is provided a wastewater incineration apparatus for multi-stage combustion and large treatment capacity, including:
a device body;
a combustion chamber disposed within the device body and proximate an end of the device body;
a burner disposed at the end;
the device comprises a device body, at least two clamping sleeves, at least two air pipes and at least two air pipes, wherein the clamping sleeves are sleeved on the device body and are positioned at a combustion chamber;
at least two stages of fuel injectors provided at the jacket and extending to the fuel chamber via the communication hole, the fuel injectors of each stage corresponding one-to-one to the jacket; and
at least two stages of waste water ejectors, wherein the at least two stages of waste water ejectors and the at least two stages of fuel ejectors are alternately arranged along the extending direction of the device body.
According to the scheme, the incineration temperature of the combustion chamber is controlled in a mode of graded arrangement of the fuel injector and the waste water injector and graded air conveying, and the temperature field in the combustion chamber is ensured to be relatively uniformly distributed. Therefore, toxic and harmful substances in the waste water can be decomposed by high-temperature oxidation, the generation of thermal nitrogen oxides is reduced, the service life of the incineration device is prolonged, and the smoke is ensured to meet the environmental-friendly emission requirement.
Optionally, each stage of fuel injectors is disposed between two adjacent stages of waste water injectors; and/or the primary waste injector is disposed upstream of the corresponding primary fuel injector.
Optionally, an air preheater is included, the air preheater being disposed within the device body and located at a rear portion of the device body, the air line passing through the air preheater to preheat air.
From this, through setting up air heater, can fully retrieve the flue gas waste heat and heat the air, reduce auxiliary fuel's consumption to reduce the running cost of burning device.
Optionally, the system further comprises a waste heat boiler, the waste heat boiler is arranged at the downstream of the combustion chamber, and the air preheater is arranged between a high-temperature heating surface and a low-temperature heating surface of the waste heat boiler.
Therefore, on one hand, the flue gas waste heat is fully recovered through a matched waste heat boiler; on the other hand, the temperature of the flue gas between the high-temperature heating surface and the low-temperature heating surface of the waste heat boiler is used for heating air to obtain air with proper temperature.
Optionally, the high-temperature heating surface comprises at least one of an evaporator and a superheater, and the low-temperature heating surface comprises at least one of an economizer and a flue gas cooler; and/or
At least one soot blower is arranged in the waste heat boiler. Therefore, the accumulated dust on each heating surface of the waste heat boiler is removed, and the heat exchange effect between the flue gas and the heat exchange working medium is ensured.
Optionally, each stage of the fuel injectors comprises at least two fuel injectors arranged at intervals in a circumferential direction of the device body; and/or
Each stage of the waste water ejector comprises at least two waste water ejectors which are arranged at intervals along the circumferential direction of the device body.
Optionally, the device body is configured to include at least two horizontal sections extending horizontally and at least one vertical section extending vertically, the vertical sections and the horizontal sections being alternately arranged and communicating with each other, the horizontal sections not overlapping in a horizontal plane, and the combustion chamber being provided at the horizontal sections.
Optionally, another air pipeline is connected to the burner, and a valve is arranged on each air pipeline connected to the jacket and the burner.
Optionally, the combustion chamber is arranged in the combustion chamber, and the combustion chamber is arranged in the combustion chamber; and/or
The denitration device is arranged in the device body and is positioned at the rear part of the device body. Therefore, the nitrogen oxide in the flue gas can be removed, the flue gas is purified, and the dual effects of energy conservation and environmental protection are achieved.
Optionally, at least the portion of the device body forming the combustion chamber comprises a liner.
Drawings
The following drawings of the present invention are used herein as part of the present invention for understanding the present invention. There are shown in the drawings embodiments of the invention and the description thereof for the purpose of illustrating the devices and principles of the invention. In the drawings, there is shown in the drawings,
FIG. 1 is a schematic view of an incinerator according to a preferred embodiment of the present invention
Figure 2 is an enlarged schematic view of the front part of the incineration device shown in figure 1.
Description of the reference numerals
100: waste water incineration apparatus 101: device body
102: first end portion 103: second end portion
105: the waste heat boiler 110: combustion chamber
111: the flame furnace 112: oxidation furnace
130: the burner 140: fuel injector
141: primary fuel injector 142: two stage fuel injector
143: three-stage fuel injector 150: waste water injector
151: primary wastewater ejector 152: secondary waste water ejector
153: tertiary waste water jet 154: four-stage waste water ejector
160: jacket 161: first jacket
162: second jacket 163: third jacket
170: the air line 171: branch pipeline
172: a valve 181: reduction chamber
182: reducing agent line 183: air preheater
184: the blower 185: denitration device
186: sootblower 187: dust remover
189: draught fan 190: chimney
104: incinerator
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 the present 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 the present invention.
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It is apparent that the practice of the invention is not limited to the specific details known to those skilled in the art. The present invention is described in detail below with reference to the preferred embodiments, however, the present invention can have other embodiments in addition to the detailed description, and should not be construed as being limited to the embodiments set forth herein.
It is to be understood that the terms "a," "an," and "the" as used herein are intended to describe specific embodiments only and are not to be taken as limiting the invention, which is intended to include the plural forms as well, unless the context clearly indicates otherwise. When the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. The terms "upper", "lower", "front", "rear", "left", "right" and the like as used herein are for illustrative purposes only and are not limiting.
Ordinal words such as "first" and "second" are referred to in this application as labels only, and do not have any other meanings, such as a particular order, etc. Also, for example, the term "first component" does not itself imply the presence of "second component", and the term "second component" does not itself imply the presence of "first component".
Hereinafter, specific embodiments of the present invention will be described in more detail with reference to the accompanying drawings, which illustrate representative embodiments of the present invention and do not limit the present invention.
As shown in fig. 1 and 2, the present invention provides a multi-stage combustion and large-throughput waste water incineration apparatus 100 for incinerating waste water, particularly for incinerating large-flow waste water. Of course, the incineration device may also be used for incinerating waste or exhaust gases, if needed and/or desired.
The waste water incineration apparatus 100 includes an apparatus body 101, an incinerator 104, and a waste heat boiler 105, and both the incinerator 104 and the waste heat boiler 105 may be formed on the apparatus body 101. The waste heat boiler 105 is disposed downstream of the incinerator 104. In other words, the waste water incineration apparatus 100 of the present embodiment is a waste water incineration apparatus equipped with the waste heat boiler 105, or in other words, the incinerator and the waste heat boiler 105 are configured as one incineration apparatus.
Incinerator 104 includes a combustion chamber 110. The combustion chamber 110 may be proximate to the first end 102 of the apparatus body 101 and the waste heat boiler 105 may be proximate to the second end 103 of the apparatus body 101 opposite the first end 102. The waste water incineration device 100 further comprises a burner 130, a fuel injector 140 and a waste water injector 150, the burner 130 being arranged at the first end 102 for generating a flame. Fuel injector 140 is used to provide fuel and waste injector 150 is used to feed waste water into combustion chamber 110. Both fuel injector 140 and waste injector 150 are disposed downstream of burner 130.
Specifically, the combustion chamber 110 may include a flame furnace 111 and an oxidation furnace 112 arranged in series and in communication. The burner 130 may be disposed on the fired furnace 111. Fuel injectors 140 and waste water injectors 150 may be disposed on the flame furnace 111 and the oxidation furnace 112. At least the portion of the apparatus body 101 forming the combustion chamber 110 is constituted by a steel plate casing and a liner. I.e., the flame furnace 111 and the oxidation furnace 112, may both be constructed of steel plate shells and liners.
At least two flame detectors, for example, two or three flame detectors, may be provided on the burner 130. The burner 130 also serves as a pilot burner, improving the combustion safety and stability of the waste water incineration apparatus 100. The combustor 130 may be a core combustor 130. Fuel injector 140 and waste injector 150 may be spray guns. An air line 170 is provided at the combustion chamber 110, and the air line 170 communicates with the combustion chamber 110 to deliver combustion air.
In this embodiment, the waste water incineration apparatus 100 may include at least two jackets 160. The jacket 160 is disposed on the device body 101 and located at the combustion chamber 110, and at least two jackets 160 are sequentially arranged along the extending direction of the device body 101. Each of the jackets 160 communicates with the combustion chamber 110 via a communication hole, and an air line 170 is connected to each of the jackets 160, whereby it is possible to achieve the staged delivery of air, in other words, it is possible to deliver air into the combustion chamber 110 at least two locations in the extending direction of the apparatus body 101. Thus, the air can be uniformly distributed, and the combustion is rapidly supported.
The waste water incineration apparatus 100 may be provided with at least two stages of fuel injectors 140 and at least two stages of waste water injectors 150. The at least two stages of waste water injectors 150 and the at least two stages of fuel injectors 140 may be alternately arranged in the extending direction of the device body 101. Herein, the configuration of the device body 101 restricts the flow direction of the fluid within the device, and it is understood that the extension direction of the device body 101 is substantially the same as the flow direction of the fluid. In this embodiment, the fuel injector 140 and the waste water injector 150 are arranged in stages, so that the incineration temperature of the combustion chamber 110 can be controlled, the temperature field in the combustion chamber 110 is ensured to be relatively uniformly distributed, and the problem that the local temperature of the hearth is too high or too low due to the centralized arrangement of the fuel or the low-calorific-value waste water is avoided. Can reduce the formation of heating power type nitrogen oxide with poisonous harmful substance high temperature oxidation decomposition in the waste water like this, the furnace inside lining collapses, prolongs waste water incineration device 100's life, guarantees that the flue gas reaches the environmental protection and discharges the requirement.
The fuel injector 140 may be provided at the collet 160 and extend to the fuel chamber via the communication hole. That is, the fuel injector 140 can enter the combustion chamber 110 with air from one hole, which facilitates the air to contact the fuel first, thereby better supporting combustion. Each stage of fuel injectors 140 may be in one-to-one correspondence with the jackets 160. Thus, it can be appreciated that the fuel injector 140 on one collet 160 forms the primary fuel injector 141.
Each stage of fuel injectors 140 is disposed between two adjacent stages of waste water injectors 150, i.e., one stage of fuel injector 141 is located between one stage of waste water injector 151 and two stage of waste water injector 152, and two stage of fuel injector 142 is located between two stage of waste water injector 152 and three stage of waste water injector 153, in such a manner that waste water injectors 150 and fuel injectors 140 of the respective stages are arranged. Alternatively, the primary waste water injectors 151 are disposed upstream of the corresponding primary fuel injectors 141, i.e., the primary waste water injectors 151 are disposed upstream of the primary fuel injectors 141, and the secondary waste water injectors 152 are disposed upstream of the secondary fuel injectors 142, in such a manner that the waste water injectors 150 and the fuel injectors 140 of the respective stages are arranged.
In the present embodiment, the number of stages of the waste water injector 150 and the fuel injector 140 is not limited, and may be arbitrarily set as required. As an example, for the illustrated embodiment, according to the flow rate of wastewater and the consumption amount of fuel, a fourth-stage wastewater injector 154 and a third-stage fuel injector 143 are provided, and the fourth-stage wastewater injector 154 and the third-stage fuel injector 143 are alternately arranged along the extending direction of the apparatus body 101, that is, a first-stage wastewater injector 151, a first-stage fuel injector 141, a second-stage wastewater injector 152, a second-stage fuel injector 142, a third-stage wastewater injector 153, a third-stage fuel injector 143, and a fourth-stage wastewater injector 154 are arranged in this order. Primary fuel injectors 141 are provided on first jacket 161, secondary fuel injectors 142 are provided on second jacket 162, and tertiary fuel injectors 143 are provided on third jacket 163.
Each stage of fuel injectors 140 may include at least two fuel injectors 140, and the at least two fuel injectors 140 may be arranged at intervals in the circumferential direction of the device body 101. In this embodiment, the injection position of the fuel of each stage can be increased, enabling further uniform distribution of the fuel within the combustion chamber 110. Each stage of the waste water injectors 150 may include at least two waste water injectors 150, and the at least two waste water injectors 150 may be arranged at intervals in the circumferential direction of the apparatus body 101. In this embodiment, the injection position of each stage of wastewater may be increased, enabling further uniform distribution of wastewater within the combustion chamber 110.
An air pipe 170 may be connected to the burner 130, and the air pipe 170 may be branched into a plurality of pipes, and the plurality of branch pipes 171 are respectively communicated with the burner 130 and the at least two jackets 160. A valve 172 is provided on each air line 170 connected to the jacket 160 and the burner 130, i.e. each branch line 171 is provided with a valve 172, so that the air flow of the respective branch line 171 is regulated by the valve 172.
The waste water incineration plant 100 further comprises a reduction chamber 181, the reduction chamber 181 being arranged in the plant body 101 downstream of the combustion chamber 110, in particular downstream of the oxidation furnace 112. The reduction chamber 181 is part of the incinerator 104. The apparatus body 101 is provided with a reducing agent pipe 182, and the reducing agent pipe 182 communicates with the reducing chamber 181 to form a reducing agent nozzle in the reducing chamber 181. The reductant is injected from a reductant injector orifice where it is delivered to reduction chamber 181 via reductant line 182. At the reducing chamber 181, the temperature of the flue gas can be between 900 ℃ and 1050 ℃, the temperature is suitable for selective non-catalytic reduction, and the injected reducing agent can reduce the nitrogen oxides in the flue gas into nitrogen. The reducing agent may be ammonia.
The waste heat boiler 105 is arranged downstream of the reduction chamber 181. The exhaust-heat boiler 105 may be provided with a plurality of high-temperature heating surfaces (not shown) and low-temperature heating surfaces (not shown) to recover heat of the incinerated high-temperature flue gas, so as to achieve the purpose of energy saving. Boiler feed water may be fed to the heat recovery steam generator 105, which forms saturated steam or superheated steam after passing through the heat recovery steam generator 105. The rear of the apparatus body 101 is provided with a boiler feed water inlet and a hot fluid outlet. The high temperature heated surface may include an evaporator. The low temperature heated surface may include an economizer. Of course, the high-temperature heating surface can also comprise a superheater; the low temperature heated surface may also include a fume cooler.
The waste water incineration apparatus 100 further includes an air preheater 183. An air preheater 183 is provided in the apparatus body 101 at the rear of the apparatus body 101, and the air line 170 exchanges heat with the flue gas in the air preheater 183 via the air preheater 183 to preheat the air. The heated air is supplied to the burner 130 and the combustion chamber 110 via the air line 170, and thus the consumption of auxiliary fuel can be reduced, thereby reducing the operation cost of the waste water incineration apparatus 100. In the illustrated embodiment, the air preheater 183 is disposed between the high temperature heating surface and the low temperature heating surface of the waste heat boiler 105, so that the temperature of the flue gas between the high temperature heating surface and the low temperature heating surface of the waste heat boiler 105 can be used to heat the air to obtain the air at a proper temperature. For example, the air and flue gas can be preheated to a temperature of about 350 ℃ to about 450 ℃ after heat exchange, for example, 350 ℃, 360 ℃, 380 ℃, 400 ℃, 420 ℃, 450 ℃. In an exemplary embodiment, the air preheater 183 may be disposed between the evaporator and the economizer. Of course, the location of the air preheater 183 may be set as desired.
The air line 170 can be in communication with a blower 184, the blower 184 delivering ambient air into the air line 170. The air line 170 passes through at least two air preheaters 183 in sequence for at least two stages of heat exchange. In the illustrated embodiment, the air line 170 passes sequentially through two air preheaters 183 arranged one above the other, performing two-stage heat exchange.
The waste water incineration apparatus 100 further includes a denitration device 185, the denitration device 185 being disposed inside the apparatus body 101 and near a second end 103 of the apparatus body 101 opposite to the first end 102. Specifically, the denitration device 185 may be disposed between the high-temperature heating surface and the low-temperature heating surface of the waste heat boiler 105, and downstream of the air heat exchanger. In this way, the temperature of the flue gas between the high-temperature heating surface and the low-temperature heating surface of the exhaust-heat boiler 105 can be utilized to provide a proper working temperature for the catalyst in the denitration device 185, so that the denitration reaction can be performed at a proper temperature, for example, the denitration reaction temperature is 300 ℃ to 400 ℃, for example, 300 ℃, 320 ℃, 340 ℃, 350 ℃, 360 ℃, 380 ℃ and 400 ℃. By the implementation mode, nitrogen oxides in the flue gas can be removed, the flue gas is purified, and the requirement of environmental protection emission indexes is met. The denitration device 185 may be an SCR (Selective Catalytic Reduction) denitration device.
At least one soot blower 186 is arranged in the waste heat boiler 105 to remove ash on the heating surface so as to enhance the heat exchange effect of the flue gas and the heat exchange working medium. Sootblowers 186 are disposed at the high temperature heating surface and the low temperature heating surface. Shown in the illustrated embodiment; two soot blowers 186, one soot blower 186 being disposed upstream of the air preheater 183 and the other soot blower 186 being disposed downstream of the denitrator 185. The boiler feedwater ports and hot fluid outlets may be disposed at the sootblowers 186 downstream of the denitrifiers 185.
The waste water incineration apparatus 100 may further include a dust collector 187 and an induced draft fan 189. The dust collector 187 is arranged at the outlet of the low-temperature heating surface of the waste heat boiler 105, before the inlet pipe of the induced draft fan 189. The induced draft fan 189 is connected to the chimney 190 via a pipe. The dust collector 187 is used for removing the particulate matters in the burned flue gas, and the final emission concentration of the particulate matters is ensured to meet the requirement of environmental protection indexes and then discharged to the atmosphere through the induced draft fan 189 and the chimney 190. Draught fan 189 controls the whole device to run under the negative pressure state through frequency conversion adjustment, and harmful gas is prevented from escaping.
The device body 101 of the present embodiment is configured as a curved structure having a plurality of bent portions, and includes at least two horizontal sections extending horizontally and at least one vertical section extending vertically, the vertical and horizontal sections being alternately arranged and communicating with each other. The horizontal segments do not overlap in the horizontal plane, in other words, the downstream horizontal segment is not located above the upstream horizontal segment. In this embodiment, the volume of the device can be minimized, and the floor space can be reduced. For the illustrated embodiment, the device body 101 includes a first horizontal segment, a first vertical segment, a second horizontal segment, and a second vertical segment arranged in sequence and in communication with each other. The burner 130, the fuel injector 140, and the waste water injector 150 are all disposed at a first horizontal section where a portion of the combustion chamber 110 is disposed. The waste heat boiler 105 is arranged in a second horizontal section and a second vertical section. An air preheater 183 and a denitrator 185 are disposed at the second vertical section.
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. Terms such as "part," "member," and the like, when used herein, can refer to either a single part or a combination of parts. Terms such as "mounted," "disposed," and the like, as used herein, may refer to one component as being directly attached to another component or one component as being attached to another component through intervening components. 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. Furthermore, it will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that many more modifications and variations can be made in accordance with the teachings of the present invention, all of which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A waste water incineration device with multi-stage combustion and large treatment capacity is characterized by comprising:
a device body;
a combustion chamber disposed within the device body and proximate an end of the device body;
a burner disposed at the end;
the device comprises a device body, at least two clamping sleeves, at least two air pipes and at least two air pipes, wherein the clamping sleeves are sleeved on the device body and are positioned at a combustion chamber;
at least two stages of fuel injectors provided at the jacket and extending to the combustion chamber via the communication hole, each stage of the fuel injectors corresponding one-to-one to the jacket; and
at least two stages of waste water ejectors, wherein the at least two stages of waste water ejectors and the at least two stages of fuel ejectors are alternately arranged along the extending direction of the device body.
2. The waste water incineration apparatus according to claim 1,
each stage of fuel injector is arranged between two adjacent stages of waste water injectors; and/or
The primary waste water injectors are disposed upstream of the corresponding primary fuel injectors.
3. The waste water incineration device of claim 1, further comprising an air preheater disposed within the device body and located at a rear portion of the device body, the air line passing through the air preheater to preheat air.
4. The waste water incineration device of claim 3, further comprising a waste heat boiler disposed downstream of the combustion chamber, the air preheater being disposed between a high temperature heating surface and a low temperature heating surface of the waste heat boiler.
5. The waste water incineration apparatus according to claim 4,
the high-temperature heating surface comprises at least one of an evaporator and a superheater, and the low-temperature heating surface comprises at least one of an economizer and a flue gas cooler; and/or
At least one soot blower is arranged in the waste heat boiler.
6. The waste water incineration apparatus according to claim 1,
each stage of the fuel injectors comprises at least two fuel injectors which are arranged at intervals along the circumferential direction of the device body; and/or
Each stage of the waste water ejector comprises at least two waste water ejectors which are arranged at intervals along the circumferential direction of the device body.
7. The waste water incineration device of claim 1, wherein the device body is configured to include at least two horizontal sections extending horizontally and at least one vertical section extending vertically, the vertical sections and the horizontal sections being alternately arranged and communicating with each other, the horizontal sections not overlapping in a horizontal plane, the combustion chamber being provided at the first horizontal section.
8. The waste water incineration device of claim 1, wherein another air line is connected to the burner, and a valve is provided on each of the air lines connected to the jacket and the burner.
9. The waste water incineration apparatus according to claim 1,
the device comprises a combustion chamber, a reduction chamber and a combustion chamber, wherein the combustion chamber is arranged in the device body and is positioned at the downstream of the combustion chamber; and/or
The denitration device is arranged in the device body and is positioned at the rear part of the device body.
10. The waste water incineration device of claim 1, wherein at least a portion of the device body forming the combustion chamber includes a liner.
CN201922261711.5U 2019-12-16 2019-12-16 Multistage burning and large-treatment-capacity waste water incineration device Active CN212029534U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922261711.5U CN212029534U (en) 2019-12-16 2019-12-16 Multistage burning and large-treatment-capacity waste water incineration device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922261711.5U CN212029534U (en) 2019-12-16 2019-12-16 Multistage burning and large-treatment-capacity waste water incineration device

Publications (1)

Publication Number Publication Date
CN212029534U true CN212029534U (en) 2020-11-27

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Patentee before: Shanghai Marine Diesel Engine Research Institute

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