CN107763648A - A kind of recovery device for heat energy of fume of boiler - Google Patents
A kind of recovery device for heat energy of fume of boiler Download PDFInfo
- Publication number
- CN107763648A CN107763648A CN201711145683.XA CN201711145683A CN107763648A CN 107763648 A CN107763648 A CN 107763648A CN 201711145683 A CN201711145683 A CN 201711145683A CN 107763648 A CN107763648 A CN 107763648A
- Authority
- CN
- China
- Prior art keywords
- air valve
- air
- heat
- boiler
- fume
- 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.)
- Withdrawn
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L15/00—Heating of air supplied for combustion
- F23L15/04—Arrangements of recuperators
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Air Supply (AREA)
Abstract
The invention discloses a kind of recovery device for heat energy of fume of boiler, including boiler body and heat-exchanger rig, heat exchange medium is provided with the heat-exchanger rig, the exhanst gas outlet of the boiler body is connected with one end of the first air valve, the other end of first air valve is connected with one end of the second air valve, flue between first air valve and the second air valve is arranged in the heat-exchanger rig, the other end of second air valve is connected with the air inlet of air-introduced machine, the gas outlet of the air-introduced machine is connected with the side wall upper part of chimney, the air intlet of the boiler body is connected with one end of the 3rd air valve, the other end of 3rd air valve is connected with one end of the 4th air valve, the other end of 4th air valve is connected and is connected with the gas outlet of air blower.A kind of recovery device for heat energy of fume of boiler provided by the invention, the heat in high-temperature boiler flue gas can be reclaimed, for heating combustion air, improve efficiency of energy utilization.
Description
Technical field
Present invention relates particularly to a kind of recovery device for heat energy of fume of boiler.
Background technology
Boiler can produce flue gas during burning fuel, and these flue gas typical temperatures are higher, typically 350 degree with
Under.These flue gases carry substantial amounts of thermal source, if directly discharge can not only aggravate greenhouse, will also result in the waste of heat.
In addition, burner hearth is combustion-supporting to need combustion air, the temperature of the combustion air combustion-supporting effect in the case of higher is more preferable.
The content of the invention
The technical problem to be solved in the present invention be to provide it is a kind of heat in high-temperature boiler flue gas can be reclaimed,
For heating the recovery device for heat energy of fume of boiler of combustion air.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of recovery device for heat energy of fume of boiler, including boiler body and heat-exchanger rig, it is provided with the heat-exchanger rig
Heat exchange medium, the exhanst gas outlet of the boiler body are connected with one end of the first air valve, the other end of first air valve and
One end of two air valves is connected, and the flue between first air valve and the second air valve is arranged in the heat-exchanger rig, described
The other end of second air valve is connected with the air inlet of air-introduced machine, and the gas outlet of the air-introduced machine is connected with the side wall upper part of chimney
Logical, the air intlet of the boiler body is connected with one end of the 3rd air valve, the other end and the 4th air valve of the 3rd air valve
One end be connected, the other end of the 4th air valve is connected and is connected with the gas outlet of air blower.
The exhanst gas outlet of the boiler body is connected with one end of the 5th air valve, the other end and the cigarette of the 5th air valve
The lower sidewall of chimney is connected.
Flue between the air blower and the 4th air valve is connected with one end of the 6th air valve, the 6th air valve
The other end is connected with the 3rd air valve with the flue between the air intlet of the boiler body.
Circular columns are provided with the heat-exchanger rig, the flue between first air valve and second air valve is set
In the heat-exchanger rig and it is wrapped in the circular columns, the flue between the 3rd air valve and the 4th air valve is set
Put in the heat-exchanger rig and be wrapped in the circular columns.
Deduster is provided between second air valve and air-introduced machine.
Flue between the deduster and second air valve is connected with one end of the 7th air valve, the 7th air valve
The other end is connected with first air valve with the flue between the exhanst gas outlet of the boiler body.
Beneficial effects of the present invention：A kind of recovery device for heat energy of fume of boiler provided by the invention, will by heat-exchanger rig
Heat in high-temperature boiler flue gas is reclaimed, for heating combustion air, it is possible to increase the utilization ratio of the energy, is mitigated simultaneously
Greenhouse effects.
Brief description of the drawings
Fig. 1 is a kind of structural representation of recovery device for heat energy of fume of boiler of the present invention.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings, and following examples are only used for clearly illustrating the present invention
Technical scheme, and can not be limited the scope of the invention with this.
As shown in figure 1, a kind of recovery device for heat energy of fume of boiler, including boiler body 1 and heat-exchanger rig 2, heat-exchanger rig 2
Heat exchange medium is inside provided with, heat exchange medium is water.The exhanst gas outlet of boiler body 1 is connected with one end of the first air valve 14, institute
The other end for stating the first air valve 14 is connected with one end of the second air valve 10, the flue between the first air valve 14 and the second air valve 10
It is arranged in heat-exchanger rig 2, the other end of the second air valve 10 is connected with the air inlet of air-introduced machine 6, the gas outlet of the air-introduced machine 6
It is connected with the side wall upper part of chimney 7, the air intlet of the boiler body 1 is connected with one end of the 3rd air valve 12, the 3rd gas
The other end of valve 12 is connected with one end of the 4th air valve 11, the connected gas outlet phase with air blower 3 of the other end of the 4th air valve 11
Even.
The exhanst gas outlet of boiler body 1 is connected with one end of the 5th air valve 9, the other end of the 5th air valve 9 and the side wall of chimney 7
Bottom is connected, and when heat-exchanger rig is out of order or clears up, closes the first air valve and the 7th air valve, opens the 5th air valve, cigarette
Gas directly passes through smoke stack emission.
Flue between the air valve 11 of air blower 3 and the 4th is connected with one end of the 6th air valve 13, the 6th air valve 13 it is another
End is connected with the 3rd air valve 12 with the flue between the air intlet of boiler body 1.Be out of order when heat-exchanger rig or
During cleaning, the 4th air valve and the 3rd air valve are closed, opens the 6th air valve, combustion air enters directly into boiler without heating
In carry out it is combustion-supporting.
Circular columns 4 are provided with heat-exchanger rig 2, the flue between the first air valve 14 and second air valve 10 is arranged on
In the heat-exchanger rig 2 and it is wrapped in circular columns 4, the flue between the 3rd air valve 12 and the 4th air valve 11 is arranged on
In the heat-exchanger rig 2 and it is wrapped in circular columns 4, increases the contact surface between fume pipe and air hose and heat exchange medium
Product, can greatly increase the heat exchanger effectiveness between high-temperature flue gas and combustion air.
Deduster 5 is provided between second air valve 10 and air-introduced machine 6.Gas between deduster 5 and second air valve 10
Body pipe is connected with one end of the 7th air valve 8, and the flue gas of the other end of the 7th air valve 8 and first air valve 14 and boiler body 1 goes out
Flue between mouthful is connected.When heat-exchanger rig is out of order or clears up, the 5th air valve and the first air valve are closed, opens the 7th
Air valve, high-temperature flue gas are directly over deduster discharge without heat-exchanger rig.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (6)
- A kind of 1. recovery device for heat energy of fume of boiler, it is characterised in that：Including boiler body（1）And heat-exchanger rig（2）, it is described to change Thermal（2）Inside it is provided with heat exchange medium, the boiler body（1）Exhanst gas outlet be connected with the first air valve（14）One end, First air valve（14）The other end and the second air valve（10）One end be connected, first air valve（14）With the second air valve （10）Between flue be arranged on the heat-exchanger rig（2）It is interior, second air valve（10）The other end and air-introduced machine（6）'s Air inlet is connected, the air-introduced machine（6）Gas outlet and chimney（7）Side wall upper part be connected, the boiler body（1）Sky Gas import and the 3rd air valve（12）One end be connected, the 3rd air valve（12）The other end and the 4th air valve（11）One end phase Even, the 4th air valve（11）The other end be connected and air blower（3）Gas outlet be connected.
- A kind of 2. recovery device for heat energy of fume of boiler according to claim 1, it is characterised in that：The boiler body（1） Exhanst gas outlet be connected with the 5th air valve（9）One end, the 5th air valve（9）The other end and the chimney（7）Side wall under Portion is connected.
- A kind of 3. recovery device for heat energy of fume of boiler according to claim 1, it is characterised in that：The air blower（3）With 4th air valve（11）Between flue be connected with the 6th air valve（13）One end, the 6th air valve（13）The other end with 3rd air valve（12）With the boiler body（1）Air intlet between flue be connected.
- A kind of 4. recovery device for heat energy of fume of boiler according to claim 1, it is characterised in that：The heat-exchanger rig（2） In be provided with circular columns（4）, first air valve（14）With second air valve（10）Between flue be arranged on described change Thermal（2）It is interior and be wrapped in the circular columns（4）On, the 3rd air valve（12）With the 4th air valve（11）Between gas Body pipe is arranged on the heat-exchanger rig（2）It is interior and be wrapped in the circular columns（4）On.
- A kind of 5. recovery device for heat energy of fume of boiler according to claim 1, it is characterised in that：Second air valve （10）With air-introduced machine（6）Between be provided with deduster（5）.
- A kind of 6. recovery device for heat energy of fume of boiler according to claim 5, it is characterised in that：The deduster（5）With Second air valve（10）Between flue be connected with the 7th air valve（8）One end, the 7th air valve（8）The other end and institute State the first air valve（14）With the boiler body（1）Exhanst gas outlet between flue be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711145683.XA CN107763648A (en) | 2017-11-17 | 2017-11-17 | A kind of recovery device for heat energy of fume of boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711145683.XA CN107763648A (en) | 2017-11-17 | 2017-11-17 | A kind of recovery device for heat energy of fume of boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107763648A true CN107763648A (en) | 2018-03-06 |
Family
ID=61279854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711145683.XA Withdrawn CN107763648A (en) | 2017-11-17 | 2017-11-17 | A kind of recovery device for heat energy of fume of boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107763648A (en) |
-
2017
- 2017-11-17 CN CN201711145683.XA patent/CN107763648A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180306 |