CN205482403U - Heating furnace flue gas waste heat power generation device - Google Patents
Heating furnace flue gas waste heat power generation device Download PDFInfo
- Publication number
- CN205482403U CN205482403U CN201620294784.8U CN201620294784U CN205482403U CN 205482403 U CN205482403 U CN 205482403U CN 201620294784 U CN201620294784 U CN 201620294784U CN 205482403 U CN205482403 U CN 205482403U
- Authority
- CN
- China
- Prior art keywords
- waste heat
- heating furnace
- flue
- flue gas
- heat boiler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to a heating furnace flue gas waste heat power generation device, stop valve (4) on setting up flue (3) between heating furnace (1) and chimney (2), flue (3) between heating furnace (1) and stop valve (4) link to each other with the one end of by -pass flue (5), the other end of by -pass flue (5) links to each other with the air inlet of exhaust -heat boiler (6), the gas outlet of exhaust -heat boiler (6) links to each other with the one end of exhaust piping (7), the other end of exhaust piping (7) and flue (3) between stop valve (4) and chimney (2) link to each other and exhaust piping (7) on be equipped with draught fan (8), the water inlet of exhaust -heat boiler (6) passes through that the inlet channel links to each other with cistern (9) and delivery port passes through the steam conduit and links to each other with steam turbine (10), steam turbine (10) link to each other with generator (11). It can carry out secondary recycle to the emission flue gas of heating furnace, practiced thrift the energy promptly, has reduced the destruction to the surrounding environment again.
Description
Technical field
This utility model belongs to technical field of environment protection equipment, relates to a kind of TRT, especially relates to
And one waste heat of flue gas of heating furnace TRT.
Background technology
In the heating furnace that steel pipe's production enterprise uses, great majority are all to be produced by burning blast furnace gas
Heat amount, is used for heating steel billet.The high-temperature flue gas that heating furnace produces only passes through tentatively often
(such as air preheater) is utilized just directly idle discharge to be put, exhaust temperature still up to four or five hundred degree.
Such that cause the waste of the energy, again surrounding enviroment are caused certain impact.
For this reason, it may be necessary to waste heat of flue gas of heating furnace is recycled.But, there is presently no
It is specifically designed to the device that waste heat of flue gas of heating furnace recycles.Even if it addition, having for heating furnace
The device of flue gas heat recovery, its heat reclaimed often is used merely as other purposes, example
As, it is used for heating, having a bath, it is difficult to make full use of a large amount of flue gases that steel pipe's production enterprise produces
Waste heat, and the energy recycled cannot function as the energy of steel pipe's production enterprise and carries out profit again
With, add entreprise cost.
In view of the above-mentioned technological deficiency of prior art, in the urgent need to developing a kind of novel heating furnace
Flue gas heat recovery device.
Summary of the invention
The purpose of this utility model is to overcome shortcoming present in prior art, it is provided that Yi Zhongjia
Heating furnace flue device for generating power by waste heat, it can utilize waste heat of flue gas of heating furnace to generate electricity, i.e. save
The about energy, is avoided that again the impact on surrounding.
To achieve these goals, the following technical scheme of this utility model offer: a kind of heating furnace
Flue gas waste heat power generation device, it includes the cut-off on the flue that is arranged between heating furnace and chimney
Valve, is characterized in that, one end phase of the flue between described heating furnace and stop valve and bypass flue
Even, the other end of described bypass flue is connected in order to by described heating with the air inlet of waste heat boiler
The high-temperature flue gas of stove is input in described waste heat boiler, the gas outlet of described waste heat boiler and waste gas
One end of pipeline is connected, between the other end and described stop valve and the chimney of described exhaust piping
Flue is connected and is provided with air-introduced machine on described exhaust piping with will from described waste heat boiler out
Waste gas be discharged to described chimney, the water inlet of described waste heat boiler pass through inlet channel and cistern
It is connected and the outlet of described waste heat boiler is connected with steam turbine with by described by jet chimney
The superheated steam produced in waste heat boiler is transported to described steam turbine, described steam turbine and electromotor
It is connected.
Further, wherein, described cistern is provided with demineralization plant so that entering described
Water in waste heat boiler is demineralized water.
Waste heat of flue gas of heating furnace TRT of the present utility model has a following Advantageous Effects:
1, it can utilize waste heat of flue gas of heating furnace to generate electricity, and has i.e. saved the energy, again can
Avoid the high-temperature flue gas impact on surrounding.
2, its electricity can be delivered to the car of steel pipe's production enterprise by mating electrical equipment
Between, for workshop appliance such that it is able to save the production cost of enterprise.
3, it is provided with air-introduced machine, it can be ensured that flue gas is discharged from waste heat boiler smoothly.
Accompanying drawing explanation
Fig. 1 is the composition schematic diagram of waste heat of flue gas of heating furnace TRT of the present utility model.
Detailed description of the invention
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings, the content of embodiment
Not as the restriction to protection domain of the present utility model.
Fig. 1 shows the composition signal of waste heat of flue gas of heating furnace TRT of the present utility model
Figure.As it is shown in figure 1, waste heat of flue gas of heating furnace TRT of the present utility model includes being arranged on
The stop valve 4 on flue 3 between heating furnace 1 and chimney 2.The existence of described stop valve 4 makes
The high-temperature flue gas of described heating furnace 1 can not be delivered directly to described chimney 2 by described flue 3.
Meanwhile, one end phase of the flue 3 between described heating furnace 1 and stop valve 4 and bypass flue 5
Even.The other end of described bypass flue 5 is connected with the air inlet of waste heat boiler 6.So, pass through
Described bypass flue 5, it is possible to the high-temperature flue gas of described heating furnace 1 is input to described waste heat boiler
In 6.
The gas outlet of described waste heat boiler 6 is connected with one end of exhaust piping 7.Described exhaust piping
Flue 3 between the other end of 7 with described stop valve 4 and chimney 2 is connected.So, described remaining
Heat boiler 6 carries out the high-temperature flue gas after heat exchange after cooling, it is possible to by described flue gas leading
Road 7 is discharged to described chimney 2, then is discharged by described chimney 2.Meanwhile, in this utility model,
It is provided with air-introduced machine 8 on described exhaust piping 7.After the existence of described air-introduced machine 8 makes cooling
Flue gas is easier to from described waste heat boiler 6 discharge.
The water inlet of described waste heat boiler 6 is connected with by described with cistern 9 by inlet channel
Cold water in cistern 9 is input in described waste heat boiler 6.So, the height of described heating furnace 1
Water in described waste heat boiler 6 is constantly heated by temperature flue gas, becomes the mistake of uniform temperature and pressure
Vapours.The outlet of described waste heat boiler 6 is connected with steam turbine 10 to incite somebody to action by jet chimney
Superheated steam is transported to described steam turbine 10.Described steam turbine 10 is connected with electromotor 11.So,
Superheated steam is expansion work in described steam turbine 10, drives described electromotor 11 rotary electrification.
The electric energy that described electromotor 11 sends can be delivered to Workshop by mating electrical equipment, supplies
Workshop appliance uses.
It addition, in this utility model, it is preferable that described cistern 9 is provided with desalination and sets
It is standby so that the water entered in described waste heat boiler 6 is demineralized water.In such manner, it is possible in minimizing water
The salt damage to described waste heat boiler 6.
The waste heat of flue gas of heating furnace TRT of the present invention can utilize waste heat of flue gas of heating furnace to enter
Row generating, has i.e. saved the energy, has been avoided that again the high-temperature flue gas impact on surrounding.Meanwhile,
The enough workshops being delivered to steel pipe's production enterprise by mating electrical equipment of its electric energy sent, are supplied
Workshop appliance uses such that it is able to save the production cost of enterprise.
Above-described embodiment of the present utility model is only to be made by clearly demonstrating this utility model
Citing, and be not the restriction to embodiment of the present utility model.For art
For those of ordinary skill, other multi-form can also be made on the basis of the above description
Change or variation.Here cannot all of embodiment be given exhaustive.Every belong to this practicality
Obvious change or variation that novel technical scheme is extended out are new still in this practicality
The row of the protection domain of type.
Claims (2)
1. a waste heat of flue gas of heating furnace TRT, it includes being arranged on heating furnace (1) and chimney
(2) stop valve (4) on flue (3) between, is characterized in that, described heating furnace (1)
With the flue (3) between stop valve (4) is connected with one end of bypass flue (5), institute
The air inlet of the other end and waste heat boiler (6) of stating bypass flue (5) is connected in order to by institute
The high-temperature flue gas stating heating furnace (1) is input in described waste heat boiler (6), described waste heat
The gas outlet of boiler (6) is connected with one end of exhaust piping (7), described exhaust piping (7)
The other end be connected with the flue (3) between described stop valve (4) and chimney (2) and
Air-introduced machine (8) it is provided with will be from described waste heat boiler (6) on described exhaust piping (7)
Flue gas out is discharged to described chimney (2), and the water inlet of described waste heat boiler (6) passes through
Inlet channel is connected with cistern (9) and the outlet of described waste heat boiler (6) passes through to steam
Steam pipe road is connected with steam turbine (10) with overheated by produce in described waste heat boiler (6)
Steam is transported to described steam turbine (10), described steam turbine (10) and electromotor (11)
It is connected.
Waste heat of flue gas of heating furnace TRT the most according to claim 1, is characterized in that, described
Cistern (9) is provided with demineralization plant so that entering in described waste heat boiler (6)
Water is demineralized water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620294784.8U CN205482403U (en) | 2016-04-08 | 2016-04-08 | Heating furnace flue gas waste heat power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620294784.8U CN205482403U (en) | 2016-04-08 | 2016-04-08 | Heating furnace flue gas waste heat power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205482403U true CN205482403U (en) | 2016-08-17 |
Family
ID=56644808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620294784.8U Expired - Fee Related CN205482403U (en) | 2016-04-08 | 2016-04-08 | Heating furnace flue gas waste heat power generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205482403U (en) |
-
2016
- 2016-04-08 CN CN201620294784.8U patent/CN205482403U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20190408 |