CN220338472U - Waste heat utilization system - Google Patents
Waste heat utilization system Download PDFInfo
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- CN220338472U CN220338472U CN202321863682.XU CN202321863682U CN220338472U CN 220338472 U CN220338472 U CN 220338472U CN 202321863682 U CN202321863682 U CN 202321863682U CN 220338472 U CN220338472 U CN 220338472U
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- generator set
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- 239000002918 waste heat Substances 0.000 title claims abstract description 44
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000003546 flue gas Substances 0.000 claims abstract description 37
- 238000002485 combustion reaction Methods 0.000 claims abstract description 35
- 239000007789 gas Substances 0.000 claims abstract description 19
- 239000010815 organic waste Substances 0.000 claims abstract description 19
- 238000007084 catalytic combustion reaction Methods 0.000 claims abstract description 18
- 230000003197 catalytic effect Effects 0.000 claims abstract description 14
- 230000003647 oxidation Effects 0.000 claims abstract description 14
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 55
- 239000002699 waste material Substances 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 description 15
- 238000003795 desorption Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000001502 supplementing effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
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- Incineration Of Waste (AREA)
Abstract
The utility model discloses a waste heat utilization system, which is used for utilizing waste heat resources obtained after catalytic oxidation combustion treatment of organic waste gas, and comprises the following steps: the catalytic combustion furnace is used for carrying out catalytic oxidation on the organic waste gas and at least comprises a combustion furnace outlet; the flue gas heat exchanger at least comprises a first heat exchanger inlet and a first heat exchanger outlet, wherein the first heat exchanger inlet is connected with the combustion furnace outlet, and the first heat exchanger outlet is connected with the generator set inlet; the screw generator set at least comprises a generator set inlet and a first generator set outlet, wherein the first generator set outlet is connected to the user side so as to output electric energy to the user side. The utility model has the beneficial effects that: by absorbing heat energy and converting the heat energy into electric energy, the waste of a system heat source is reduced, the ladder utilization of the heat source is realized, the energy utilization efficiency is improved, the pollution is reduced, and the energy is saved and the environment is protected.
Description
Technical Field
The utility model relates to the field of environmental protection, in particular to a waste heat utilization system.
Background
Along with the continuous development of the organic waste gas treatment industry, the process treatment mode of the organic waste gas adopts catalytic oxidation and regenerative catalytic oxidation as main waste gas treatment modes, and a large amount of hot smoke is released in the catalytic combustion reaction process of the organic waste gas, so that how to fully utilize green energy resources generated by the combustion of the organic waste gas is an important problem to be solved.
At present, the main heat source utilization generated by the existing catalytic combustion is only limited to heat exchange between the flue gas waste heat generated by the catalytic combustion and the desorption air quantity of the waste gas, and heat source waste to a certain extent exists in the utilization of the heat energy of the flue gas with the waste heat generated by the large air quantity.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide a waste heat utilization system which is used for utilizing waste heat resources obtained after catalytic oxidation combustion treatment of organic waste gas, and can reduce waste of a system heat source and realize stepped utilization of the heat source by absorbing heat energy to convert the heat energy into electric energy.
The utility model provides a waste heat utilization system, which is used for utilizing waste heat resources obtained after catalytic oxidation combustion treatment of organic waste gas, wherein the waste heat utilization system comprises:
the catalytic combustion furnace is used for carrying out catalytic oxidation on the organic waste gas and at least comprises a combustion furnace outlet;
the flue gas heat exchanger at least comprises a first heat exchanger inlet and a first heat exchanger outlet, wherein the first heat exchanger inlet is connected with the combustion furnace outlet, and the first heat exchanger outlet is connected with the generator set inlet;
the screw generator set at least comprises a generator set inlet and a first generator set outlet, wherein the first generator set outlet is connected to the user side so as to output electric energy to the user side.
As a further improvement of the utility model, an electric valve is arranged at the outlet of the combustion furnace.
As a further improvement of the utility model, the waste heat utilization system also comprises a condensate water tank, the condensate water tank is provided with a condensate water tank inlet,
the screw generator set is also provided with a second generator set outlet, and the second generator set outlet is connected with the inlet of the condensate water tank.
As a further improvement of the utility model, the condensate water tank is provided with a condensate water tank outlet, the flue gas heat exchanger is also provided with a second heat exchanger inlet, and the condensate water tank outlet is connected with the second heat exchanger inlet.
As a further improvement of the utility model, a circulating water pump and a dirt remover which are sequentially connected are arranged between the outlet of the condensate water tank and the inlet of the second heat exchanger.
As a further improvement of the utility model, a circulating water supplementing port is arranged on a connecting pipeline between the condensate water tank and the circulating water pump so as to supplement circulating water.
As a further improvement of the utility model, the outlet of the combustion furnace is connected with the inlet of the first heat exchanger by adopting a flue gas pipeline.
The beneficial effects of the utility model are as follows: the waste heat utilization system is used for utilizing waste heat resources obtained after catalytic oxidation combustion treatment of organic waste gas, and converts heat energy into electric energy through absorption, so that waste of a system heat source is reduced, stepped utilization of the heat source is realized, energy utilization efficiency is improved, pollution is reduced, energy is saved, and environment is protected.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the figures in the following description are only some embodiments of the utility model, from which other figures can be obtained without inventive effort for a person skilled in the art.
FIG. 1 is a system block diagram of a waste heat utilization system according to a first embodiment of the present utility model;
FIG. 2 is a system block diagram of a waste heat utilization system according to a second embodiment of the present utility model;
fig. 3 is a system block diagram of a waste heat utilization system according to a third embodiment of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, in the description of the present utility model, the terminology used is for the purpose of illustration only and is not intended to limit the scope of the present utility model. The terms "comprises" and/or "comprising" are used to specify the presence of stated elements, steps, operations, and/or components, but do not preclude the presence or addition of one or more other elements, steps, operations, and/or components. The terms "first," "second," and the like may be used for describing various elements, do not represent a sequence, and are not intended to limit the elements. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. These terms are only used to distinguish one element from another element. These and/or other aspects will become apparent to those skilled in the art from the following description, when taken in conjunction with the accompanying drawings, wherein the present utility model is described in connection with embodiments thereof. The drawings are intended to depict embodiments of the utility model for purposes of illustration only. Those skilled in the art will readily recognize from the following description that alternative embodiments of the illustrated structures and methods of the present utility model may be employed without departing from the principles of the present utility model.
As shown in fig. 1, a waste heat utilization system according to a first embodiment of the present utility model is used for utilizing waste heat resources obtained after catalytic oxidation combustion treatment of organic waste gas, where the waste heat utilization system includes:
the catalytic combustion furnace is used for carrying out catalytic oxidation on the organic waste gas and at least comprises a combustion furnace outlet;
the flue gas heat exchanger at least comprises a first heat exchanger inlet and a first heat exchanger outlet, wherein the first heat exchanger inlet is connected with the combustion furnace outlet, and the first heat exchanger outlet is connected with the generator set inlet;
the screw generator set at least comprises a generator set inlet and a first generator set outlet, wherein the first generator set outlet is connected to the user side so as to output electric energy to the user side.
As shown in fig. 1, for example, a mature product on the market can be selected for the screw generator set in the present utility model, and the model is not specifically limited in this application. The waste heat utilization system of the embodiment comprises a catalytic combustion furnace, a flue gas heat exchanger and a screw generator set, wherein the catalytic combustion furnace is provided with a combustion furnace outlet, the flue gas heat exchanger is provided with a first heat exchanger inlet and a first heat exchanger outlet, and the screw generator set is provided with a generator set inlet and a first generator resistor outlet. It can be understood that the concentrated organic waste gas enters the catalytic combustion furnace to perform combustion reaction, the catalytic combustion furnace is provided with a combustion furnace outlet, optionally, an electric valve is arranged at the combustion furnace outlet, the combustion furnace outlet is connected with a first heat exchanger inlet of the smoke heat exchanger, optionally, a smoke pipeline is adopted between the combustion furnace outlet and the first heat exchanger inlet, the smoke volume is controlled through the electric valve according to the smoke heat volume, the residual smoke enters the smoke heat exchanger on the premise of meeting the desorption air volume heat exchange, the hot smoke after combustion enters the smoke heat exchanger to exchange heat with water in the smoke heat exchanger, the first heat exchanger outlet of the smoke heat exchanger is connected with the generator set inlet, high-temperature steam generated after heat exchange enters the screw generator set, the first generator set outlet of the screw generator set is directly connected to a user end to output electric energy, and the electric energy generated by the screw generator set is directly used as a power source to be supplied to the user end through the first generator set outlet, so that the utilization of the waste heat resources of the smoke obtained after the catalytic oxidation combustion of the organic waste gas is completed.
As shown in fig. 2, the waste heat utilization system according to the second embodiment of the present utility model is different from the first embodiment in that the waste heat utilization system further includes a condensate tank, the condensate tank is provided with a condensate tank inlet,
the screw generator set is also provided with a second generator set outlet, and the second generator set outlet is connected with the inlet of the condensate water tank.
As shown in fig. 2, the waste heat utilization system of the present embodiment includes a catalytic combustion furnace, a flue gas heat exchanger, a screw generator set, and a condensate water tank, and is described by taking the catalytic combustion furnace having a combustion furnace outlet, the flue gas heat exchanger having a first heat exchanger inlet and a first heat exchanger outlet, the screw generator set having a generator set inlet, a first generator outlet and a second generator set outlet, and the condensate water tank having a condensate water tank inlet as an example. It can be understood that the concentrated organic waste gas enters the catalytic combustion furnace to carry out combustion reaction, the flue gas quantity can be controlled through the electric valve at the outlet of the combustion furnace according to the flue gas heat quantity, residual flue gas enters the flue gas heat exchanger on the premise of meeting the desorption air quantity heat exchange, the hot flue gas after combustion enters the flue gas heat exchanger to exchange heat with water in the flue gas heat exchanger, high-temperature steam generated after heat exchange enters the screw generator set, the screw generator set does work to generate electric energy and a steam-water mixture, the electric energy is supplied to a user end through the outlet of the first generator set to output electric energy, and the steam-water mixture flows into the condensate water tank through the outlet of the second generator set to store the steam-water mixture.
As shown in fig. 3, the waste heat utilization system according to the third embodiment of the present utility model is different from the second embodiment in that the waste heat utilization system further includes a circulating water pump and a dirt remover, the condensate water tank is further provided with a condensate water tank outlet, the flue gas heat exchanger is further provided with a second heat exchanger inlet, and the condensate water tank outlet is connected with the second heat exchanger inlet.
As shown in fig. 3, the waste heat utilization system of the embodiment includes a catalytic combustion furnace, a flue gas heat exchanger, a screw generator set, a condensate tank, a circulating water pump and a dirt remover, and is described by taking the example that the catalytic combustion furnace is provided with a combustion furnace outlet, the flue gas heat exchanger is provided with a first heat exchanger inlet, a first heat exchanger outlet and a second heat exchanger inlet, the screw generator set is provided with a generator set inlet, a first generator outlet and a second generator set outlet, and the condensate tank is provided with a condensate tank inlet and a condensate tank outlet. It can be understood that the concentrated organic waste gas enters the catalytic combustion furnace to carry out combustion reaction, the flue gas quantity can be controlled through the electric valve at the outlet of the combustion furnace according to the flue gas heat quantity, residual flue gas enters the flue gas heat exchanger on the premise of meeting the requirement of desorption air quantity heat exchange, the hot flue gas after combustion enters the flue gas heat exchanger to exchange heat with water in the flue gas heat exchanger, high-temperature steam generated after heat exchange enters the screw generator set, the screw generator set does work to generate electric energy and steam-water mixture, the electric energy is supplied to a user end through the outlet of the first generator set to output the electric energy, the steam-water mixture flows into the condensate water tank through the outlet of the second generator set to store the steam-water mixture, the outlet of the condensate water tank is connected with the inlet of the second heat exchanger, a circulating water pump and a pollutant remover are sequentially connected between the outlet of the condensate water tank and the inlet of the second heat exchanger, and a circulating water supplementing port is arranged on a connecting pipeline between the condensate water tank and the circulating water pump to supplement circulating water. It can be understood that the water outlet of the condensate water tank is connected with the inlet of the circulating water pump, a circulating water supplementing pipeline is provided, a circulating water supplementing port is connected to serve as the supplement of circulating water, the outlet of the circulating water pump is connected with the inlet of the dirt remover, the outlet of the dirt remover is connected with the inlet of the second heat exchanger of the smoke heat exchanger, and the circulating water enters the inlet of the second heat exchanger after dirt removal so as to exchange heat with the hot smoke entering the smoke heat exchanger after combustion, so that the water circulation in the whole system is completed.
The waste heat utilization system can control the flue gas amount according to the flue gas heat, when the flue gas heat is small, the electric valve is closed, the desorption air quantity heat exchange in the catalytic combustion furnace is preferentially met, when the flue gas heat is large, the electric valve is opened, the residual flue gas enters the flue gas heat exchanger on the premise of meeting the desorption air quantity heat exchange, and the waste heat utilization system converts the heat energy into electric energy through absorbing the heat energy, so that the step utilization of a heat source is realized.
The waste heat utilization system is used for utilizing waste heat resources obtained after catalytic oxidation combustion treatment of organic waste gas, and converts heat energy into electric energy through absorption, so that waste of a system heat source is reduced, stepped utilization of the heat source is realized, energy utilization efficiency is improved, pollution is reduced, energy is saved, and environment is protected.
In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, one of ordinary skill in the art will appreciate that while some embodiments described herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.
It will be understood by those skilled in the art that while the utility model has been described with reference to exemplary embodiments, various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (7)
1. The waste heat utilization system is characterized in that the waste heat utilization system is used for utilizing waste heat resources obtained after catalytic oxidation combustion treatment of organic waste gas, and the waste heat utilization system comprises:
the catalytic combustion furnace is used for carrying out catalytic oxidation on the organic waste gas and at least comprises a combustion furnace outlet;
the flue gas heat exchanger at least comprises a first heat exchanger inlet and a first heat exchanger outlet, wherein the first heat exchanger inlet is connected with the combustion furnace outlet, and the first heat exchanger outlet is connected with the generator set inlet;
the screw generator set at least comprises a generator set inlet and a first generator set outlet, wherein the first generator set outlet is connected to the user side so as to output electric energy to the user side.
2. The waste heat utilization system of claim 1, wherein an electrically operated valve is provided at the burner outlet.
3. The waste heat utilization system of claim 1, further comprising a condensate tank, the condensate tank having a condensate tank inlet,
the screw generator set is also provided with a second generator set outlet, and the second generator set outlet is connected with the inlet of the condensate water tank.
4. The waste heat utilization system of claim 3, wherein the condensate tank is further provided with a condensate tank outlet, the flue gas heat exchanger is further provided with a second heat exchanger inlet, and the condensate tank outlet is connected to the second heat exchanger inlet.
5. The waste heat utilization system of claim 4, wherein a circulating water pump and a scrubber are sequentially connected between the condensate water tank outlet and the second heat exchanger inlet.
6. The waste heat utilization system of claim 5, wherein a circulating water supply port is provided on a connection pipe between the condensate tank and the circulating water pump to supply circulating water.
7. The waste heat utilization system of claim 1, wherein a flue gas conduit connection is employed between the burner outlet and the first heat exchanger inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321863682.XU CN220338472U (en) | 2023-07-14 | 2023-07-14 | Waste heat utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321863682.XU CN220338472U (en) | 2023-07-14 | 2023-07-14 | Waste heat utilization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220338472U true CN220338472U (en) | 2024-01-12 |
Family
ID=89443182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321863682.XU Active CN220338472U (en) | 2023-07-14 | 2023-07-14 | Waste heat utilization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220338472U (en) |
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2023
- 2023-07-14 CN CN202321863682.XU patent/CN220338472U/en active Active
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