CN107606956A - A kind of beam-type limekiln residual neat recovering system - Google Patents
A kind of beam-type limekiln residual neat recovering system Download PDFInfo
- Publication number
- CN107606956A CN107606956A CN201610547868.2A CN201610547868A CN107606956A CN 107606956 A CN107606956 A CN 107606956A CN 201610547868 A CN201610547868 A CN 201610547868A CN 107606956 A CN107606956 A CN 107606956A
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- China
- Prior art keywords
- waste heat
- limekiln
- residual neat
- neat recovering
- conduction oil
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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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Abstract
The invention discloses a kind of residual neat recovering system of beam-type limekiln, it includes limekiln, conduction oil waste heat recovery system and high-temperature flue gas residual neat recovering system are provided with the limekiln, the conduction oil waste heat recovery system includes heat conduction oil cooling system, evaporator, steam-electric power unit and waste heat boiler, the waste heat boiler connects steam-electric power unit by jet chimney, the high-temperature flue gas residual neat recovering system includes combustion air preheater, the combustion air preheater connects the waste heat boiler, the waste heat boiler is connected with electric blower, and the waste heat boiler connection cleaning system.The residual neat recovering system in above-mentioned formula limekiln by the waste heat of the waste heat of conduction oil and high-temperature flue gas after evaporator evaporation, be sent into steam-electric power unit and carry out generating recycling by high-temperature steam.Not only technique is simple, it is easy to accomplish；And emission reduction is saved, environmental protection, the production cost of enterprise is reduced to a certain extent.
Description
Technical field
The present invention relates to a kind of beam-type limekiln, more particularly, to a kind of residual neat recovering system for beam-type limekiln.
Background technology
Beam-type limekiln belongs to shaft furnace, the following shortcoming of beam-type limekiln generally existing traditional at present：
1) conduction oil of crossbeam is cooled down, has top, the crossbeam of bottom 2, combustion-supporting airduct and cartridge is disposed with crossbeam.
Crossbeam is in high-temperature region in kiln, in order to ensure that crossbeam is indeformable, is cooled down using conduction oil.Conduction oil and oil temperature liter after crossbeam heat exchange
Height, cool outside kiln through air cooler, the conduction oil after cooling cools down into crossbeam again in the presence of pump, so circulation.In kiln
It is outer that conduction oil is cooled down by the way of air-cooled, up to the present all it is to use this technique.Air cooler is equipped with electric fan, leading
Deep fat heat is blown in surrounding air.Not only electric energy but also wasted heat had been wasted；
2) flue gas of beam-type limekiln discharge, still has about 200 DEG C or so after heated combustion air, in order to ensure deduster
The safety of cloth bag, by the way of electric blower cooling, flue-gas temperature is being dropped to about 160 DEG C of left sides before flue gas enters deduster
It is right.Not only electric energy but also wasted heat had been wasted, has been unfavorable for energy-saving and emission-reduction.
The content of the invention
It is an object of the invention to provide a kind of residual neat recovering system of beam-type limekiln, and it, which has, saves emission reduction and reduction
The characteristics of enterprise's production cost, to solve above mentioned problem existing for beam-type limekiln in the prior art.
To use following technical scheme up to this purpose, the present invention：
A kind of residual neat recovering system of beam-type limekiln, it includes limekiln, being provided with more than conduction oil in the limekiln
Heat recovery system and high-temperature flue gas residual neat recovering system, wherein,
The conduction oil waste heat recovery system includes upper burning beam and the lower burning beam being arranged in the limekiln, coordinates
The upper burning beam and lower burning beam are provided with heat conduction oil cooling system, and the heat conduction oil cooling system includes being connected on described
Circulation line between burning beam and lower burning beam, air cooler and heat conduction oil circulating pump are connected with the circulation line, it is described
The both ends of air cooler are connected with evaporator by evaporating pipeline, and the evaporator connects steam-electric power unit by jet chimney,
The steam-electric power unit is connected with condenser, and the condenser is connected by condensing water conduit with the evaporator, described cold
Condensate pump is installed on condensate pipeline, a waste heat boiler, the waste heat pot are connected with by pipeline on the condensing water conduit
Stove connects steam-electric power unit by jet chimney；
The high-temperature flue gas residual neat recovering system includes the flue for being connected to the top in the limekiln, the flue gas
Pipeline accesses combustion air preheater, and the combustion air preheater connects the waste heat boiler, and the waste heat boiler is connected with electronic
Air blower, and the waste heat boiler connects cleaning system, is discharged after the purified system of high-temperature flue gas by chimney.
Especially, the cleaning system includes fiber bag precipitator, and the exhaust end of the sack cleaner is connected with air inducing
Machine.
Especially, the steam-electric power unit uses condensing-type screw rod generating set.
Especially, the condenser uses evaporative condenser.
Especially, the both ends of the air cooler and the evaporator are provided with stop valve.
Especially, the both ends of the electric blower and waste heat boiler are provided with flue gas air-valve.
Beneficial effects of the present invention are, the residual neat recovering system of the beam-type limekiln is by conduction oil compared with prior art
Waste heat and high-temperature flue gas waste heat after evaporator evaporation, high-temperature steam be sent into steam-electric power unit carry out generating recycling.
Not only technique is simple, it is easy to accomplish；And emission reduction is saved, environmental protection, the production cost of enterprise is reduced to a certain extent.
Brief description of the drawings
Fig. 1 is the structural representation of the residual neat recovering system for the beam-type limekiln that the specific embodiment of the invention 1 provides.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
Refer to shown in Fig. 1, Fig. 1 is the residual neat recovering system for the beam-type limekiln that the specific embodiment of the invention 1 provides
Structural representation.
In the present embodiment, a kind of residual neat recovering system of beam-type limekiln, it includes limekiln 1, setting in the limekiln 1
It is equipped with conduction oil waste heat recovery system and high-temperature flue gas residual neat recovering system.
The conduction oil waste heat recovery system includes upper burning beam 2 and the lower burning beam 3 being arranged in limekiln 1, coordinates
The upper burning beam 2 and lower burning beam 3 are provided with heat conduction oil cooling system, and the heat conduction oil cooling system is described including being connected to
Circulation line 4 between upper burning beam 2 and lower burning beam 3, air cooler 5 and conduction oil circulation are connected with the circulation line 4
Pump 6, the both ends of the air cooler 5 are connected with evaporator 8 by evaporating pipeline 7, and the evaporator 8 is connected by jet chimney 9
Condensing-type screw rod generating set 10, the condensing-type screw rod generating set 10 are connected with evaporative condenser 11, the vaporation-type
Condenser 11 is connected by condensing water conduit 12 with the evaporator 8, and condensate pump 13 is provided with the condensing water conduit 12,
And a waste heat boiler 14 is connected with by pipeline on the condensing water conduit 12, the waste heat boiler 14 is connected by jet chimney 9
Connect condensing-type screw rod generating set 10.The both ends of the air cooler 5 and evaporator 8 are provided with for controlling heat transfer oil flow
Stop valve 15.
The high-temperature flue gas residual neat recovering system includes the flue 16 of the top of limekiln 1 connection, the flue
16 access combustion air preheaters 17, the combustion air preheater 17 connect waste heat boiler 14, and the waste heat boiler 14 is connected with electricity
Dynamic air blower 18, the waste heat boiler 14 connect condensing-type screw rod generating set 10, and the waste heat boiler by jet chimney 9
14 connection cleaning systems, the cleaning system include fiber bag precipitator 19, and the exhaust end of the sack cleaner 19 is connected with
Air-introduced machine 20.High-temperature flue gas is discharged after carrying out cleaning system after waste heat boiler 14 by chimney 21.The He of electric blower 18
The both ends of waste heat boiler 14 are provided with the flue gas air-valve 22 for controlling flue gas flow.
During work, the conduction oil part after heat exchange is by circulation line 4 and heat conduction oil circulating pump 6 to upper burning beam 2
Cooled down with lower burning beam 3, another part is diverted in evaporator 8, and the waste heat of conduction oil is formed into high temperature through evaporator steams
Vapour, then high-temperature steam is sent into condensing-type screw rod generating set 10 and generated electricity, while condensing-type screw rod generating set 10 is connected with steaming
Hairdo condenser 11, the condensed water pump 13 of part high-temperature condensation water of evaporative condenser 11 are sent into circulating and evaporating in evaporator 8,
Another part high-temperature condensation water is sent into waste heat boiler 14 and carries out waste heat recovery.High-temperature flue gas caused by limekiln 1 is pre- through combustion air
Enter waste heat boiler 14 after hot device 17 and carry out waste heat recovery, waste heat is converted into high-temperature steam and is sent into condensing-type spiral shell by waste heat boiler 14
Bar generating set 10 is generated electricity, so as to which the waste heat of high-temperature flue gas to be changed into the electric energy for being available for enterprise to use, after waste heat recovery
Flue gas by being discharged after dust separation by chimney.
Above example is to elaborate the general principle and characteristic of the present invention, and the present invention is not limited by above-mentioned example,
Without departing from the spirit and scope, the present invention also has various change and change, and these changes and modifications are both fallen within
In scope of the claimed invention.The scope of the present invention is defined by the appended claims and its equivalents.
Claims (6)
1. a kind of residual neat recovering system of beam-type limekiln, it includes limekiln, conduction oil waste heat being provided with the limekiln
Recovery system and high-temperature flue gas residual neat recovering system, it is characterised in that
The conduction oil waste heat recovery system includes being arranged at upper burning beam and lower burning beam in the limekiln, described in cooperation
Upper burning beam and lower burning beam are provided with heat conduction oil cooling system, and the heat conduction oil cooling system includes being connected to the upper burning
Circulation line between beam and lower burning beam, air cooler and heat conduction oil circulating pump are connected with the circulation line, it is described air-cooled
The both ends of device are connected with evaporator by evaporating pipeline, and the evaporator connects steam-electric power unit by jet chimney, described
Steam-electric power unit is connected with condenser, and the condenser is connected by condensing water conduit with the evaporator, the condensed water
Condensate pump is installed on pipeline, a waste heat boiler is connected with by pipeline on the condensing water conduit, the waste heat boiler leads to
Cross jet chimney connection steam-electric power unit；
The high-temperature flue gas residual neat recovering system includes the flue for being connected to the top in the limekiln, the flue
Combustion air preheater is accessed, the combustion air preheater connects the waste heat boiler, and the waste heat boiler is connected with electronic air blast
Machine, and the waste heat boiler connects cleaning system, is discharged after the purified system of high-temperature flue gas by chimney.
2. the residual neat recovering system of beam-type limekiln according to claim 1, it is characterised in that the cleaning system includes
Fiber bag precipitator, the exhaust end of the sack cleaner are connected with air-introduced machine.
3. the residual neat recovering system of beam-type limekiln according to claim 1 or 2, it is characterised in that the steam-electric power
Unit uses condensing-type screw rod generating set.
4. the residual neat recovering system of beam-type limekiln according to claim 1, it is characterised in that the condenser is using steaming
Hairdo condenser.
5. the residual neat recovering system of beam-type limekiln according to claim 1, it is characterised in that the air cooler and described
The both ends of evaporator are provided with stop valve.
6. the residual neat recovering system of beam-type limekiln according to claim 1, it is characterised in that the electric blower and
The both ends of waste heat boiler are provided with flue gas air-valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610547868.2A CN107606956A (en) | 2016-07-12 | 2016-07-12 | A kind of beam-type limekiln residual neat recovering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610547868.2A CN107606956A (en) | 2016-07-12 | 2016-07-12 | A kind of beam-type limekiln residual neat recovering system |
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| Publication Number | Publication Date |
|---|---|
| CN107606956A true CN107606956A (en) | 2018-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610547868.2A Pending CN107606956A (en) | 2016-07-12 | 2016-07-12 | A kind of beam-type limekiln residual neat recovering system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507361A (en) * | 2018-03-07 | 2018-09-07 | 上海柯来浦能源科技有限公司 | A kind of system using Industrial Stoves exhaust waste heat generation |
| CN112268465A (en) * | 2020-10-23 | 2021-01-26 | 鞍山绿冶热能工程技术有限公司 | Coke oven flue gas desulfurization and denitrification waste heat recovery system and process |
| CN112624636A (en) * | 2021-01-18 | 2021-04-09 | 崇左南方水泥有限公司 | Totally-enclosed multi-kiln series oxygen-fired lime and CO byproduct2Method and apparatus |
-
2016
- 2016-07-12 CN CN201610547868.2A patent/CN107606956A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507361A (en) * | 2018-03-07 | 2018-09-07 | 上海柯来浦能源科技有限公司 | A kind of system using Industrial Stoves exhaust waste heat generation |
| CN112268465A (en) * | 2020-10-23 | 2021-01-26 | 鞍山绿冶热能工程技术有限公司 | Coke oven flue gas desulfurization and denitrification waste heat recovery system and process |
| CN112624636A (en) * | 2021-01-18 | 2021-04-09 | 崇左南方水泥有限公司 | Totally-enclosed multi-kiln series oxygen-fired lime and CO byproduct2Method and apparatus |
| CN112624636B (en) * | 2021-01-18 | 2024-02-06 | 崇左南方水泥有限公司 | Totally-enclosed multi-kiln serial oxygen for lime burning and CO byproduct 2 Method and apparatus of (a) |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180119 |
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| WD01 | Invention patent application deemed withdrawn after publication |