CN203772037U - Waste heat recycling system of glass kiln - Google Patents
Waste heat recycling system of glass kiln Download PDFInfo
- Publication number
- CN203772037U CN203772037U CN201420171986.4U CN201420171986U CN203772037U CN 203772037 U CN203772037 U CN 203772037U CN 201420171986 U CN201420171986 U CN 201420171986U CN 203772037 U CN203772037 U CN 203772037U
- Authority
- CN
- China
- Prior art keywords
- heat
- waste
- flue
- furnace
- glass furnace
- 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 - Lifetime
Links
- 239000002918 waste heat Substances 0.000 title claims abstract description 45
- 239000011521 glass Substances 0.000 title claims abstract description 39
- 238000004064 recycling Methods 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000013517 stratification Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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
-
- 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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to a waste heat recycling system of a glass kiln. The waste heat recycling system of the glass kiln comprises the glass kiln, induced draft fans and a waste heat furnace, wherein an exhaust port of the glass kiln is connected with a chimney through a main flue; the main flue is provided with a main path valve; a bypath flue is connected between the glass kiln and the chimney; the bypath flue is provided with a bypath valve, one induced draft fan, the waste heat furnace and the other induced draft fan in sequence. As the waste heat furnace is connected to the bypath flue in parallel, and the valves are installed on the main flue and the bypath flue respectively, the glass kiln and the waste heat furnace do not interfere with each other, and the system can work normally and effectively; as heat pipes of the waste heat furnace and a furnace cavity are of a spiral pipe structure, the heat quantity is increased greatly.
Description
Technical field
The utility model belongs to flue gas waste heat recovery technical field, specifically, is a kind of glass furnace residual neat recovering system.
Background technology
At present, existing more than 200 glass production enterprise in the whole nation, the kiln of producing glass is main fuel mainly with heavy oil, coal, natural gas.The exhausted air quantity of glass furnace discharge is large, temperature is high, power consumption is large, energy consumption cost expenditure ratio generally account for total production cost 40% to 45% between, approximately more than 30% heat energy is discharged with the form of waste gas.
In this case, the waste gas of glass furnace have to be issued in atmosphere through flue, and its waste heat is not fully used, and slatterns in vain, has increased virtually the production cost of glass.
Through retrieval, find one piece of document relevant to present patent application content, the Chinese utility model patent that publication number is CN101451705, this patent discloses a kind of waste heat boiler, comprising: the body of heater with Natural Circulation heating surface and forced circulation heating surface; The circulatory system, comprises the drum of the water inlet pipe, Natural Circulation outlet pipe, forced circulation outlet pipe, Natural Circulation return duct, forced circulation return duct and the steam outlet pipe that are respectively arranged with for supplying water in drum; Be arranged on the Natural Circulation heat exchanger that Natural Circulation heating surface place and its import are connected with drum with Natural Circulation return duct by Natural Circulation outlet pipe respectively with outlet; Be arranged on the forced circulation heat exchanger that forced circulation heating surface place and its import are connected with drum with forced circulation return duct by forced circulation outlet pipe respectively with outlet; With the circulating pump being arranged on forced circulation outlet pipe.
By contrast, find, present patent application has relatively big difference with documents in technical scheme.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of glass furnace residual neat recovering system is provided, this system is utilized the high-temperature residual heat producing in glass furnace, effectively realize reusing of energy source, reduced the discharges heat of flue gas, and by bypath system is set, guaranteed the normal operation of glass furnace, effective energy efficiency, has reduced the production cost of glass.
Technical solutions of the utility model are achieved in that
A kind of glass furnace residual neat recovering system, comprise glass furnace, air-introduced machine and waste heat boiler, the exhaust outlet of described glass furnace connects chimney by flue collector, main road valve is installed on this flue collector, between this glass furnace and chimney, be also connected a bypass flue, bypass valve, air-introduced machine, waste heat boiler and air-introduced machine are installed on this bypass flue successively.
And, described waste-heat oven is that heat pipe waste-heat oven comprises drum, furnace chamber and heat pipe, described furnace chamber is coaxially arranged in waste-heat oven, and the outer fringe surface coaxial spiral of this furnace chamber is wound around the endotherm section of many group heat pipes, and the heat release section of this heat pipe is arranged in the casing on waste-heat oven top by dividing plate.
And described heat pipe outer wall is installed fin.
And described furnace chamber is spiral tube structure.
And the rotation direction of described furnace chamber helix tube is contrary with the rotation direction of heat pipe.
Advantage of the present utility model and good effect are:
1, native system is connected in parallel on waste-heat oven on bypass flue, and at flue collector and bypass flue difference mounted valve, glass furnace and waste-heat oven is not interfere with each other, and has effectively guaranteed the normal work of system.
2, in native system, the heat pipe of waste-heat oven and furnace chamber all adopt the structure of helix tube, have greatly improved heat.
3, by dividing plate is installed in waste-heat oven, effectively prevent the leakage of boiler circuit, guaranteed the safe operation of system, thoroughly solved equipment leakage problem.
4, native system is simple in structure, design science is reasonable, have heat exchange efficiency high, be convenient to that installation and repairing, life-span are long, the feature of the stifled ash of dust stratification, anticorrosion resistance to erosion.
5, the utility model is simple in structure, design science is reasonable, does not increase any fuel, can to atmosphere, not cause the exhaust emission of dust, effectively reduces the production cost of glass.
Accompanying drawing explanation
Fig. 1 is that system of the present utility model connects block diagram;
Fig. 2 is the structure chart of the utility model waste-heat oven;
Fig. 3 is the structure cutaway view of the utility model waste-heat oven;
Fig. 4 is the structure chart of the utility model furnace chamber.
The specific embodiment
Below in conjunction with accompanying drawing and by specific embodiment, the utility model is described in further detail, and following examples are descriptive, are not determinate, can not limit protection domain of the present utility model with this.
A kind of glass furnace residual neat recovering system, as shown in Figure 1, comprise glass furnace 1, air-introduced machine 5 and waste heat boiler 4, the exhaust outlet of described glass furnace connects chimney 3 by flue collector, main road valve 2 is installed on this flue collector, between this glass furnace and chimney, be also connected a bypass flue, bypass valve 6, air-introduced machine, waste heat boiler and air-introduced machine are installed on this bypass flue successively.When waste heat boiler maintenance or while breaking down, can not affect the normal work of glass furnace, and waste-heat oven enter mouth and outlet flue is separately installed with air-introduced machine, thereby guaranteed the velocity of liquid assets of flue gas.
Described waste-heat oven is heat pipe waste-heat oven, its structure as shown in Figure 2 and Figure 3, comprise drum 9, furnace chamber 12 and heat pipe 13, described furnace chamber is coaxially arranged in waste-heat oven, the outer fringe surface coaxial spiral of this furnace chamber is wound around the endotherm section of many group heat pipes, heat pipe in the present embodiment accompanying drawing is four, can increase or reduce according to actual conditions, the heat release section of this heat pipe is arranged in the casing 7 on waste-heat oven top by dividing plate 11, heat pipe in the utility model adopts helical structure, effectively increased the ability of heat absorption, improved heat exchange efficiency, this heat pipe outer wall is installed fin.Described furnace chamber is spiral tube structure, in the situation that not increasing waste-heat oven volume, has effectively improved the flowing time of flue gas in furnace chamber, thereby has improved heat, and as shown in Figure 4, the rotation direction of this furnace chamber helix tube is contrary with the rotation direction of heat pipe.
When equipment moves, even if heat pipe one end is corroded, can not cause vapour, water to go here and there mutually, guaranteed the safe operation of system, thoroughly solved equipment leakage problem; This waste-heat oven upper end is delivered to drum by tedge 8 by vapour, aqueous mixtures, and this drum is delivered to heat release section bottom on casing by down-comer 10 by condensed water.
The operation principle of this waste-heat oven is:
The high-temperature flue gas endotherm section by heat pipe by heat of flowing through under waste-heat oven after endotherm section passes to upper heat release section, the vapour, the aqueous mixtures that on this, in heat release section, produce arrive drum through tedge, after concentrating separation, control in steam valve output, the condensed water producing in drum is delivered to the upper heat release section of water tank through down-comer again.Like this because heat pipe constantly sends heat to the water that is positioned at water tank 7 heat release section, and complete basic vapour, water circulation by rising and the decline of outside vapour, waterpipe, reach hot fluid cooling, and be converted into the object of steam.
The beneficial effects of the utility model are:
1, native system is connected in parallel on waste-heat oven on bypass flue, and at flue collector and bypass flue difference mounted valve, glass furnace and waste-heat oven is not interfere with each other, and has effectively guaranteed the normal work of system.
2, the structure of the heat pipe of waste-heat oven employing helix tube in native system, has greatly improved heat transfer coefficient.
3, by dividing plate is installed in waste-heat oven, effectively prevent the leakage of boiler circuit, guaranteed the safe operation of system, thoroughly solved equipment leakage problem.
4, native system is simple in structure, design science is reasonable, have heat exchange efficiency high, be convenient to that installation and repairing, life-span are long, the feature of the stifled ash of dust stratification, anticorrosion resistance to erosion.
5, the utility model is simple in structure, design science is reasonable, does not increase any fuel, can to atmosphere, not cause the exhaust emission of dust, effectively reduces the production cost of glass.
It should be noted that; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model, all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. a glass furnace residual neat recovering system, it is characterized in that: comprise glass furnace, air-introduced machine and waste heat boiler, the exhaust outlet of described glass furnace connects chimney by flue collector, main road valve is installed on this flue collector, between this glass furnace and chimney, be also connected a bypass flue, bypass valve, air-introduced machine, waste heat boiler and air-introduced machine are installed on this bypass flue successively.
2. glass furnace residual neat recovering system according to claim 1, it is characterized in that: described waste-heat oven is heat pipe waste-heat oven, comprise drum, furnace chamber and heat pipe, described furnace chamber is coaxially arranged in waste-heat oven, the outer fringe surface coaxial spiral of this furnace chamber is wound around the endotherm section of many group heat pipes, and the heat release section of this heat pipe is arranged in the casing on waste-heat oven top by dividing plate.
3. glass furnace residual neat recovering system according to claim 2, is characterized in that: described heat pipe outer wall is installed fin.
4. glass furnace residual neat recovering system according to claim 2, is characterized in that: described furnace chamber is spiral tube structure.
5. glass furnace residual neat recovering system according to claim 4, is characterized in that: the rotation direction of described furnace chamber helix tube is contrary with the rotation direction of heat pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420171986.4U CN203772037U (en) | 2014-04-10 | 2014-04-10 | Waste heat recycling system of glass kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420171986.4U CN203772037U (en) | 2014-04-10 | 2014-04-10 | Waste heat recycling system of glass kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203772037U true CN203772037U (en) | 2014-08-13 |
Family
ID=51289222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420171986.4U Expired - Lifetime CN203772037U (en) | 2014-04-10 | 2014-04-10 | Waste heat recycling system of glass kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203772037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900387A (en) * | 2014-04-10 | 2014-07-02 | 天津华能北方热力设备有限公司 | Glass kiln waste heat recovery system |
-
2014
- 2014-04-10 CN CN201420171986.4U patent/CN203772037U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900387A (en) * | 2014-04-10 | 2014-07-02 | 天津华能北方热力设备有限公司 | Glass kiln waste heat recovery system |
| CN103900387B (en) * | 2014-04-10 | 2015-12-30 | 天津华能北方热力设备有限公司 | The residual neat recovering system of glass furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 301901 North side of Bangxi Highway in Jixian County, Tianjin (East yard of Tianjin Nestle Natural Mineral Water Co., Ltd.) Patentee after: Tianjin Huaneng Thermal Equipment Group Co.,Ltd. Address before: 301901 North side of Bangxi Highway in Jixian County, Tianjin (East yard of Tianjin Nestle Natural Mineral Water Co., Ltd.) Patentee before: TIANJIN HUANENG THERMAL EQUIPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |
|
| CX01 | Expiry of patent term |