CN208505043U - Kiln shell waste heat is applied to electricity generation boiler water flow heating system - Google Patents
Kiln shell waste heat is applied to electricity generation boiler water flow heating system Download PDFInfo
- Publication number
- CN208505043U CN208505043U CN201821076110.6U CN201821076110U CN208505043U CN 208505043 U CN208505043 U CN 208505043U CN 201821076110 U CN201821076110 U CN 201821076110U CN 208505043 U CN208505043 U CN 208505043U
- Authority
- CN
- China
- Prior art keywords
- water
- drain tank
- water inlet
- pipe
- kiln shell
- 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
Links
Classifications
-
- 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
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to rotary kiln technical field of waste heat utilization, it is applied to electricity generation boiler water flow heating system more particularly to a kind of kiln shell waste heat, including kiln shell, heat collector is arranged in the outside of kiln shell, heat exchanger tube is arranged in the inside of heat collector, the water inlet of the heat exchanger tube is connected to the water outlet of drain tank by main pipe of intaking, and the water outlet of the heat exchanger tube accesses the water inlet end of drain tank by return water main pipe, and the water inlet end of drain tank is also respectively connected with hot well and sweet-water tank；Collector mat is arranged in the utility model; while protecting kiln shell, water flow of the boiler feedwater in drain tank constantly passes through heat exchanger tube in collector mat and absorbs heat, and improves feed temperature; so that boiler duty increase is improved generated energy, is completed at the same time the purpose of thermal de-aeration；In addition, being provided with heat exchanger can heat for company's bath water of bathroom, or it is used as other aspects and heats.
Description
Technical field
The utility model relates to rotary kiln technical field of waste heat utilization, and in particular to a kind of kiln shell waste heat is applied to power generation
Boiler water flow heating system.
Background technique
Currently, cement production enterprise rotary kiln trunk surface temperature is up to 300 degree, these heat losses in air can be in vain
It slatterns, simultaneously as kiln shell surface temperature is higher, when raining, rainwater, which falls in kiln shell surface, can accelerate kiln shell surface
Corrosion and ageing of metal.
In addition, cement production enterprise Waste Heat Power Station boiler feedwater is generally two-way, the 1st tunnel is hot well → oxygen-eliminating device of condenser
→ boiler, the 2nd tunnel are sweet-water tank → oxygen-eliminating device → boiler, are used wherein the 2nd tunnel rises supplement to the 1st tunnel；To guarantee pot
Furnace water supply oxygen content is qualified, and oxygen-eliminating device must work normally, and deoxygenation water pump is driven.
Lack a kind of complete system now, while protecting kiln shell, the waste heat of kiln shell can be utilized,
It avoids wasting.
Utility model content
In order to solve the above-mentioned technical problem the deficiency in, the purpose of this utility model is that: a kind of kiln shell waste heat is provided
Applied to electricity generation boiler water flow heating system, kiln shell can be protected, and the waste heat of kiln shell can be utilized.
The technical scheme adopted by the utility model for solving the technical problem is:
The kiln shell waste heat is applied to electricity generation boiler water flow heating system, including kiln shell, the outside setting of kiln shell
Heat exchanger tube is arranged in heat collector, the inside of heat collector, and the water inlet of the heat exchanger tube is connected to drain tank by main pipe of intaking
Water outlet, the water outlet of the heat exchanger tube accesses the water inlet end of drain tank by return water main pipe, and the water inlet end of drain tank also divides
It is not connected to hot well and sweet-water tank, the water outlet of drain tank distinguishes external heat exchanger and oxygen-eliminating device, the heat exchanger pass through
The return pipe that exchanges heat accesses the water inlet of drain tank, and the oxygen-eliminating device accesses boiler by boiler feed water pipe.
In use, kiln shell surface temperature is 300 degree or so during normal production, four groups of paralleling models of collector mat are being intake
Boiler feed water in drain tank is constantly recycled under the action of main pipe charging pump and is heated repeatedly, water flow is hot from drain tank by water inlet main pipe
Pool enters in heat exchanger tube, and is flowed back into the hydrothermal area of drain tank by return water main pipe, and condenser return water is by hot well by
The hydrothermal area that two water inlet pipes enter drain tank participates in circulation, and the normal moisturizing of boiler, which is entered by sweet-water tank by the first water inlet pipe, dredges
The hydrothermal area of water tank participates in circulation, heats water temperature up to 100 degree, then, drain tank by heat exchanger tube iterative cycles in collector mat
Water in hydrothermal area enters oxygen-eliminating device via oxygen-eliminating device upper hose, and is pumped into according to water level in the boiler situation by boiler feed water pipe
To boiler system；In addition, the water in drain tank hydrothermal area is pumped into heat exchanger by water pump, for bath water heat exchange etc., then pump
Return to drain tank.
Further preferably, collector mat is 1-4 group, is arranged in parallel, is enclosed in the outside of kiln shell, about apart from kiln shell
20cm is arranged in parallel the load that can reduce water circulating pump.
Further preferably, heat collector includes collector mat, and heat exchanger tube is arranged in the inside of collector mat, and collector mat is in semicircle shape,
Both ends are supported by support column.
Further preferably, partition is set in drain tank, divides drain tank to water cooling pool and hydrothermal area, can improve to greatest extent
Water temperature realizes the function of thermal de-aeration, while realizing the adjusting of drain tank volume, although return water main pipe is directly returned and to be dredged in thermal-arrest
Water in tank hot water area but collector mat in heat exchanger tube has certain pressure, as long as circulating pump works normally in this way, thermal-arrest
Water will not boil in covering, but since the reduction water of pressure will boil after dilatation is discharged in outlet, water oxygen is eliminated.
Water is heated through collector mat in collector mat return water, external moisturizing, the pipeline on oxygen-eliminating device connect in hydrothermal area, cold water area and hot water
Area sets up partition by 2:1 (can be according to practical adjustments) arrangement and guarantees that cold water hot water bottom does not mix, and the height of partition is drain tank
2/3rds, the sealing of lower part and drain tank connects, and upper opening guarantees mutual overflow.
Further preferably, return water main pipe is linked into the top of hydrothermal area, and water inlet main pipe is linked into the lower part of hydrothermal area.
Further preferably, hot well by the second water inlet pipe access drain tank hydrothermal area, sweet-water tank by first into
Water pipe accesses the hydrothermal area of drain tank, is connected between drain tank and oxygen-eliminating device by deoxygenation upper hose, the first water inlet pipe, second
Valve is respectively provided in water inlet pipe, heat exchange outlet pipe and water inlet main pipe, boiler feed water pipe exchanges heat in outlet pipe and water inlet main pipe
It is respectively provided with water pump, carries out cut-offfing control by valve.
Compared with prior art, the utility model has the following beneficial effects:
Collector mat is arranged in the utility model, and while protecting kiln shell, water flow of the boiler feedwater in drain tank is not
Heat exchanger tube absorbs heat in open close collector mat excessively, improves feed temperature, so that boiler duty increase is improved generated energy, simultaneously
Complete the purpose of thermal de-aeration；In addition, being provided with heat exchanger can heat for company's bath water of bathroom, or it is used as other aspects
Heating.
Detailed description of the invention
Fig. 1 the utility model structure flow chart；
Fig. 2 the utility model heat collector structural schematic diagram.
In figure: 1, kiln shell；2, hot well；3, sweet-water tank；4, the first water inlet pipe；5, the second water inlet pipe；6, oxygen-eliminating device；
7, boiler feed water pipe；8, deoxygenation upper hose；9, exchange heat return pipe；10, heat exchanger；11, exchange heat outlet pipe；12, drain tank；13,
Partition；14, water pump；15, water inlet main pipe；16, return water main pipe；17, heat collector；18, water inlet；19, collector mat；20, it exchanges heat
Pipe；21, water outlet；22, support column.
Specific embodiment
The utility model embodiment is described further with reference to the accompanying drawing:
Embodiment 1
As shown in Figs. 1-2, kiln shell waste heat described in the utility model is applied to electricity generation boiler water flow heating system, including kiln
Heat collector 17 is arranged in trunk 1, the outside of kiln shell 1, and heat exchanger tube 20 is arranged in the inside of heat collector 17, the heat exchanger tube 20
Water inlet 18 is connected to the water outlet of drain tank 12 by main pipe 15 of intaking, and the water outlet 21 of the heat exchanger tube 20 passes through return water mother
Pipe 16 accesses the water inlet end of drain tank 12, and the water inlet end of drain tank 12 is also respectively connected with hot well 2 and sweet-water tank 3, hydrophobic
External heat exchanger 10 and oxygen-eliminating device 6 are distinguished in the water outlet of case 12, and the heat exchanger 10 accesses drain tank 12 by heat exchange return pipe 9
Water inlet 18, the oxygen-eliminating device 6 by boiler feed water pipe 7 access boiler.
Heat collector 17 includes collector mat 19, and the inside of collector mat 19 is arranged heat exchanger tube 20, and collector mat 19 is in semicircle shape, and two
End is supported by support column 22, and collector mat 19 is 1-4 group, is arranged in parallel, is enclosed in the outside of kiln shell 1, apart from kiln shell 1
About 20cm is arranged in parallel the load that can reduce water circulating pump 14.
Partition 13 is set in the drain tank 12, divides drain tank 12 to water cooling pool and hydrothermal area, can improve to greatest extent
Water temperature realizes the function of thermal de-aeration, while realizing the adjusting of 12 volume of drain tank, and return water main pipe 16 is linked into hydrothermal area's
Top, water inlet main pipe 15 is linked into the lower part of hydrothermal area, although return water main pipe 16 directly returns 12 hydrothermal area of drain tank in thermal-arrest
Water in collector mat 19 in heat exchanger tube 20 has certain pressure, as long as circulating pump works normally in this way, water in collector mat 19
It will not boil, but since the reduction water of pressure will boil after dilatation is discharged in outlet, water oxygen is eliminated.Collector mat
Water is heated through collector mat 19 in 19 return water, external moisturizing, the pipeline on oxygen-eliminating device 6 connect in hydrothermal area, cold water area and hot water
Area sets up partition 13 by 2:1 (can be according to practical adjustments) arrangement and guarantees that cold water hot water bottom does not mix, and the height of partition 13 is thin
2/3rds of water tank 12, lower part connect with the sealing of drain tank 12, and upper opening guarantees mutual overflow.
In addition, hot well 2 accesses the hydrothermal area of drain tank 12 by the second water inlet pipe 5, sweet-water tank 3 passes through the first water inlet
Pipe 4 accesses the hydrothermal area of drain tank 12, is connected between drain tank 12 and oxygen-eliminating device 6 by deoxygenation upper hose 8, the first water inlet pipe
4, valve, boiler feed water pipe 7, heat exchange outlet pipe 11 are respectively provided in the second water inlet pipe 5, heat exchange outlet pipe 11 and water inlet main pipe 15
And it is respectively provided with water pump 14 in water inlet main pipe 15, it carries out cut-offfing control by valve.
The use process of the utility model:
In use, during normal production 1 surface temperature of kiln shell be 300 degree or so, 19 4 groups of paralleling models of collector mat, into
Boiler feed water in drain tank 12 is constantly recycled under the action of 15 charging pump 14 of jellyfish pipe and is heated repeatedly, water flow is by water inlet main pipe 15
From drain tank, 12 hydrothermal area is entered in heat exchanger tube 20, and is flowed back by return water main pipe 16 in the hydrothermal area of drain tank 12, condensing
Device return water participates in circulation by the hydrothermal area that the second water inlet pipe 5 enters drain tank 12 by hot well 2, and the normal moisturizing of boiler is by demineralized water
Case 3 participates in circulation by the hydrothermal area that the first water inlet pipe 4 enters drain tank 12, by 20 iterative cycles of heat exchanger tube in collector mat 19
Water temperature is heated up to 100 degree, then, the water in 12 hydrothermal area of drain tank enters oxygen-eliminating device 6 via 6 upper hose of oxygen-eliminating device, and
Boiler system is pumped by boiler feed water pipe 7 according to water level in the boiler situation；In addition, the water in 12 hydrothermal area of drain tank is by water pump
14 are pumped into heat exchanger 10, for bath water heat exchange etc., are then pumped back to drain tank 12.
Claims (6)
1. a kind of kiln shell waste heat is applied to electricity generation boiler water flow heating system, including kiln shell (1), which is characterized in that kiln trunk
Heat collector (17) are arranged in the outside of body (1), and heat exchanger tube (20) are arranged in the inside of heat collector (17), the heat exchanger tube (20)
Water inlet (18) is connected to the water outlet of drain tank (12), the water outlet (21) of the heat exchanger tube (20) by water inlet main pipe (15)
By the water inlet end of return water main pipe (16) access drain tank (12), the water inlet end of drain tank (12) is also respectively connected with hot well
(2) and external heat exchanger (10) and oxygen-eliminating device (6), the heat exchanger are distinguished in sweet-water tank (3), the water outlet of drain tank (12)
(10) by the water inlet (18) of heat exchange return pipe (9) access drain tank (12), the oxygen-eliminating device (6) passes through boiler feed water pipe
(7) boiler is accessed.
2. kiln shell waste heat according to claim 1 is applied to electricity generation boiler water flow heating system, which is characterized in that thermal-arrest
Device (17) includes collector mat (19), and heat exchanger tube (20) are arranged in the inside of collector mat (19), and collector mat (19) is in semicircle shape, both ends
It is supported by support column (22).
3. kiln shell waste heat according to claim 2 is applied to electricity generation boiler water flow heating system, which is characterized in that thermal-arrest
Covering (19) is 1-4 group, is arranged in parallel, is enclosed in the outside of kiln shell (1).
4. kiln shell waste heat according to claim 1 is applied to electricity generation boiler water flow heating system, which is characterized in that hydrophobic
Partition (13) are set in case (12), divide drain tank (12) to cold water area and hydrothermal area, the height of partition (13) is drain tank (12)
2/3rds, lower part and drain tank (12) sealing connect, upper opening.
5. kiln shell waste heat according to claim 4 is applied to electricity generation boiler water flow heating system, which is characterized in that return water
Main pipe (16) is linked into the top of hydrothermal area, and water inlet main pipe (15) is linked into the lower part of hydrothermal area.
6. kiln shell waste heat according to claim 4 is applied to electricity generation boiler water flow heating system, which is characterized in that hot water
Well (2) accesses the hydrothermal area of drain tank (12) by the second water inlet pipe (5), and sweet-water tank (3) passes through the first water inlet pipe (4) and accesses
The hydrothermal area of drain tank (12) is connected between drain tank (12) and oxygen-eliminating device (6) by deoxygenation upper hose (8), the first water inlet
Valve is respectively provided in pipe (4), the second water inlet pipe (5), heat exchange outlet pipe (11) and water inlet main pipe (15), boiler feed water pipe (7),
Water pump (14) are respectively provided in heat exchange outlet pipe (11) and water inlet main pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821076110.6U CN208505043U (en) | 2018-07-06 | 2018-07-06 | Kiln shell waste heat is applied to electricity generation boiler water flow heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821076110.6U CN208505043U (en) | 2018-07-06 | 2018-07-06 | Kiln shell waste heat is applied to electricity generation boiler water flow heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208505043U true CN208505043U (en) | 2019-02-15 |
Family
ID=65284031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821076110.6U Expired - Fee Related CN208505043U (en) | 2018-07-06 | 2018-07-06 | Kiln shell waste heat is applied to electricity generation boiler water flow heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208505043U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112815296A (en) * | 2021-01-16 | 2021-05-18 | 宁波明州热电有限公司 | Drainage exhaust steam recovery system |
-
2018
- 2018-07-06 CN CN201821076110.6U patent/CN208505043U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112815296A (en) * | 2021-01-16 | 2021-05-18 | 宁波明州热电有限公司 | Drainage exhaust steam recovery system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203518263U (en) | Solar water heating system for supplying heat in centralized mode and supplying water in time sharing mode | |
| CN201225700Y (en) | Solar synthesis heat utilization system | |
| CN206073216U (en) | A kind of solar energy hot water supply system | |
| CN208505043U (en) | Kiln shell waste heat is applied to electricity generation boiler water flow heating system | |
| CN202092322U (en) | Solar-energy combustion-gas combined water heater | |
| CN104390352B (en) | Waste heat energy and heat exchange system based on phase change heat storage box | |
| CN206572776U (en) | Suitable for the photovoltaic and photothermal solar system of grange | |
| CN207975720U (en) | A kind of electric boiler and solar united use heating installation | |
| CN207279990U (en) | Solar water steam generator system | |
| CN205403187U (en) | Solar energy power generation heat accumulation constant temperature hot -water heating heating system | |
| CN201772556U (en) | Novel solar water heater | |
| CN206145980U (en) | Photovoltaic directly -heated type heat pump water heating system | |
| CN207922597U (en) | Water heater combining solar energy and air source heat pump | |
| CN204574557U (en) | A kind of high temperature solar heating system | |
| CN206019035U (en) | High-efficiency solar hot-water heating system | |
| CN203747723U (en) | Miniature photo-thermal combined solar power station | |
| CN209042779U (en) | A kind of solar heat water heating system | |
| CN112128725A (en) | System and method for utilizing waste heat of still kettle for producing aerated plate | |
| CN206146004U (en) | Solar water heating system with phase transition heat accumulation unit | |
| CN206113074U (en) | Supplementary heating economizer of solar collector | |
| CN206656494U (en) | Graphene carbon electric boiler | |
| CN206222690U (en) | A kind of drinking water heating furnace | |
| CN207335169U (en) | Vapour-water coke slurry type thermal storage electric boiler | |
| CN212179008U (en) | Gas-assisted heat pump heating equipment | |
| CN216814313U (en) | Utilize high-efficient heating equipment of geothermal energy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Hongshan Zhen Che song Cun Cun Wei Nan 50 meters, Zichuan District, Zibo City, Shandong province 255100 Patentee after: Shandong Chongzheng Special Cement Co.,Ltd. Address before: 255100 Honge Road, Zichuan District, Zibo City, Shandong Province Patentee before: ZIBO CHONGZHENG CEMENT Co.,Ltd. |
|
| 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: 20190215 |