CN103353103B - Multifunctional offgas waste heat efficient vapor generator - Google Patents
Multifunctional offgas waste heat efficient vapor generator Download PDFInfo
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- CN103353103B CN103353103B CN201310321288.8A CN201310321288A CN103353103B CN 103353103 B CN103353103 B CN 103353103B CN 201310321288 A CN201310321288 A CN 201310321288A CN 103353103 B CN103353103 B CN 103353103B
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- heat exchanger
- heated type
- type heat
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- 239000002918 waste heat Substances 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000000779 smoke Substances 0.000 claims abstract description 8
- 239000010865 sewage Substances 0.000 claims abstract description 6
- 239000007789 gas Substances 0.000 claims description 19
- 238000013021 overheating Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 238000007599 discharging Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 17
- 239000003546 flue gas Substances 0.000 description 17
- 238000005516 engineering process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002699 waste material Substances 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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a multifunctional offgas waste heat efficient vapor generator. The multifunctional offgas waste heat efficient vapor generator comprises a directly-heated type heat exchanger, a first shell body, a second shell body, a smoke inlet, a smoke outlet, a water inlet, a sewage discharging port and a vapor discharging port, wherein the first shell body is arranged at one end of the directly-heated type heat exchanger, a gap is formed between the first shell body and the directly-heated type heat exchanger, a second shell body is arranged at the other end of the directly-heated type heat exchanger, a gap is formed between the second shell body and the directly-heated type heat exchanger, the smoke inlet is formed in the first shell body and is communicated with the directly-heated type heat exchanger inside the first shell body, the smoke outlet is formed in the second shell body and is communicated with the directly-heated type heat exchanger inside the second shell body, the water inlet is formed in the second shell body, the sewage discharging port is formed in the first shell body, and the superheated vapor discharge port is formed in the first shell body. The multifunctional offgas waste heat efficient vapor generator has the advantages of protecting the environment, and being high in heating efficiency, small in size, simple and convenient to install, free of monitoring limitation in a boiler safety technique supervision regulation range, convenient to clean, and long in service life.
Description
Technical field
The present invention relates to a kind of waste heat recovery apparatus, particularly the multi-functional using waste heat from tail gas high-efficient steam generator of one.
Background technology
At present, using waste heat from tail gas discharge recycling present situation, the equipment such as the burning of industrial and mining enterprises and oven dry produce a large amount of using waste heat from tail gas and are wasted.Because technological difficulties are exactly with conventional boiler recovery waste heat, its volume is too large, usually because enough positions cannot be had to install, be limited to the defect of the pressure vessel supervision of boiler, and waste heat exhaust emissions point is many, input cost weight, period of investment return limit for length, poor practicability.How to realize that one reduces costs, volume is little, not by the restriction of supervising within the scope of boiler safety technology Supervision Code, and facilitate installation and maintenance, the steam generator that can produce high-quality steam becomes the larger market demand.
Summary of the invention
In view of the above problems, the object of the present invention is to provide a kind of environmental protection, the efficiency of heating surface be high, volume is little, simple installation and not by the restriction of supervising within the scope of boiler safety technology Supervision Code, the multi-functional using waste heat from tail gas high-efficient steam generator of easy to clean and long service life.
For achieving the above object, the multi-functional using waste heat from tail gas high-efficient steam generator of one provided by the invention, wherein generator comprises directly-heated type heat exchanger, directly-heated type heat exchanger one end is provided with directly-heated type heat exchanger interstitial first housing, the directly-heated type heat exchanger other end is provided with directly-heated type heat exchanger interstitial second housing, first housing is provided with the smoke inlet be communicated with the directly-heated type heat exchanger of the first enclosure interior, be provided with the exhanst gas outlet be communicated with the directly-heated type heat exchanger of the second enclosure interior on the second housing, the water inlet be provided with on the second housing and the sewage draining exit be provided with on the first housing, and the superheated steam outlet be provided with on the first housing.Directly-heated type heat exchanger comprises shell main body, in shell main body, be provided with many first tubulations, the first tube sheet of being respectively equipped with on the two ends of the first tubulation, respectively through the second tubulation of many first tubulations and the second tube sheet of being respectively equipped with on the two ends of the second tubulation.
This structure have employed directly-heated type heat exchanger and carries out heat exchange, can effectively utilizing the high-temperature flue gas that produces in industry by entering the water of directly-heated type internal heat exchanger, heating at short notice and producing superheated steam.Because its primary structure is directly-heated type heat exchanger and first and second housing, so overall structure volume is little.In addition, when current pass through the gap between pipe-in-pipe, the volume of water is few, bear pressure high, this can be less than 30L according to the regulation design ordinary water level water capacity of " boiler safety technology Supervision Code ", obviously avoid the restriction of supervision within the scope of boiler safety technology Supervision Code, achieve environmental protection, the efficiency of heating surface is high, volume is little and simple installation, and not by the effect of the restriction of supervising within the scope of boiler safety technology Supervision Code.
In some embodiments, the space formed between the inwall of the first tubulation and the outer wall of the second tubulation is shell side, the second tubulation running through the first tubulation extends both sides respectively, first tube sheet is parallel with the second tube sheet, first tube sheet and the second tube sheet have certain distance, and superheated steam outlet is communicated with the shell side of the first enclosure interior.
The design of this structure, can ensure that directly-heated type heat exchanger is in the flue gas of high temperature and the sufficient heat exchange process of water, heats at short notice and produces superheated steam further.
How to realize sufficient heat exchange? one, because the first tubulation and secondary series pipe form the structure of pipe-in-pipe, carry out ring-like contact at the high-temperature flue gas flowing through the second tubulation and the water flowing through shell side, so just can realize 360 degree comprehensive with contact fully, reach the object of sufficient heat exchange.They are two years old, owing to flowing to from the second tubulation, flue gas in the second housing is also remaining a large amount of waste heats, in order to improve the efficiency of heating surface of water, has partial fume to be discharged, have branching part to discharge after the second enclosure interior, this part waste heat can heat the water entered from water inlet.After water enters shell side from water inlet, not only can be subject to the heating of high-temperature flue gas in the second tubulation, but also the heating of the outside remaining waste heat flue gas of shell side can be subject to.Its three, the high-temperature flue gas entered from the first housing has part directly in injection second tubulation, has branching part to the first enclosure interior.The second tubulation can be coordinated to heat water in shell side further at this part high-temperature flue gas of the first enclosure interior, make it produce superheated steam, finally discharge from superheated steam outlet.The flue gas that overall thermal exchanges and heating process achieves water and high temperature efficiently and the effect of sufficient heat exchange.
In some embodiments, the first housing is provided with the overheating steam heater be communicated with superheated steam outlet with directly-heated type heat exchanger respectively.
The overheating steam heater that this structure adopts not only can improve heating water further, but also can produce superheated steam, and can meet the demands higher user.
In some embodiments, overheating steam heater be included in the first housing be provided be communicated with the shell side in directly-heated type heat exchanger steam-water separator, to be communicated with steam-water separator and to be wrapped in the coil heater in the first inner walls, coil heater is communicated with superheated steam outlet.
Overheating steam heater in this structure adopts the effect of steam-water separator to avoid being formed in pipeline solidifying water in a large number, and steam is blocking superheated steam outlet when discharging, and also can carry out post bake to the steam after purification simultaneously.
In some embodiments, shell main body one end in first housing is provided with and is communicated with the second tubulation and extends to the first Butterworth Hatch outside the first housing, shell main body one end in first housing is provided with and is communicated with the first tubulation and extends to the second Butterworth Hatch outside the first housing, the shell main body other end in second housing is provided with and is communicated with the second tubulation and extends to the 3rd Butterworth Hatch outside the first housing, the shell main body other end in the second housing is provided with and is communicated with the first tubulation and extends to the 4th Butterworth Hatch outside the first housing.
This structure, can by water from water inlet injection when cleaning directly-heated type internal heat exchanger, and current afterwards just can flow through every bar pipe of the first tubulation and the second tubulation, until the passage in tubulation is cleaned up.The structure of Butterworth Hatch not only can ensure under the condition need not dismantling any parts, just can realize the work of cleaning directly-heated type heat exchanger, the efficiency of directly-heated type heat exchanger heat exchange is remained unchanged, achieve directly-heated type heat exchanger after for a long time, the technique effect of easy to clean and long service life.
In some embodiments, the shell body that the first housing is provided with can also be included in.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of the embodiment of the present invention one;
Fig. 2 is the internal structure schematic diagram of the embodiment of the present invention two;
Fig. 3 is directly-heated type heat exchanger and partial enlargement structural representation in the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, invention is described in further detail.
The operation principle of steam-water separator: steam moisture in a large number enters steam-water separator, and wherein with the centrifugal inclined motion that dips down, the moisture content carried secretly is separated because speed reduces, and separated liquid stream is discharged through drain valve, and the steam of dry cleansing is discharged from separator outlet.
Embodiment one, as shown in figures 1 and 3.
A kind of multi-functional using waste heat from tail gas high-efficient steam generator, generator comprises directly-heated type heat exchanger 1, directly-heated type heat exchanger 1 one end is provided with interstitial first housing 2 with directly-heated type heat exchanger 1, directly-heated type heat exchanger 1 other end is provided with interstitial second housing 3 with directly-heated type heat exchanger 1, first housing 2 is provided with the smoke inlet 4 be communicated with the directly-heated type heat exchanger 1 of the first housing 2 inside, second housing 3 is provided with the exhanst gas outlet 5 be communicated with the directly-heated type heat exchanger 1 of the second housing 3 inside, the water inlet 6 that second housing 3 is provided with and the sewage draining exit 7 be provided with on the first housing 2, and the superheated steam outlet 8 be provided with on the first housing 2.Directly-heated type heat exchanger 1 comprises shell main body 9, in shell main body 9, be provided with many first tubulations 10, the first tube sheet 11 of being respectively equipped with on the two ends of the first tubulation 10, respectively through the second tubulation 12 of many first tubulations 10 and the second tube sheet 13 of being respectively equipped with on the two ends of the second tubulation 12.
The space formed between the inwall of the first tubulation 10 and the outer wall of the second tubulation 12 is shell side 14, run through the second tubulation 12 both sides extension respectively of the first tubulation 10, first tube sheet 11 is parallel with the second tube sheet 13, first tube sheet 11 and the second tube sheet 13 have certain distance, and superheated steam outlet is communicated with the shell side 14 of the first enclosure interior.
Shell main body 9 one end in first housing 2 is provided with and is communicated with the second tubulation 12 and extends to the first Butterworth Hatch 17 outside the first housing 2, shell main body 9 one end in first housing 2 is provided with and is communicated with the first tubulation 10 and extends to the second Butterworth Hatch 18 outside the first housing 2, shell main body 9 other end in second housing 3 is provided with to be communicated with the second tubulation 12 and to extend to shell main body 9 other end in the 3rd Butterworth Hatch 19, second housing 3 outside the first housing 2 is provided with and is communicated with the first tubulation 10 and extends to the 4th Butterworth Hatch 20 outside the first housing 2.When cleaning directly-heated type heat exchanger 1 and being inner, can by water from water inlet 6 injection, water afterwards just can flow through every bar pipe of the first tubulation 10 and the second tubulation 12, until the waste heat exhaust gas channel in tubulation is cleaned up.The structure of Butterworth Hatch not only can ensure to dismantle under any component condition, just can realize the work of the using waste heat from tail gas pipeline cleaned in directly-heated type heat exchanger 1, the efficiency of directly-heated type heat exchanger 1 heat exchange is remained unchanged.The shell body 21 be provided with outside the first housing 2 can also be included in.
By the operation principle of water addition superheated steam
After the flue gas of high temperature enters the first housing 2 from smoke inlet 4, wherein have the flue gas of part high temperature by injection second tubulation 12, part stays the inside of the first housing 2.Out enter the second housing 3 from the other end of the second tubulation 12 afterwards inner, wherein have part to discharge from exhanst gas outlet 5.The flue gas of now discharging is because through heat exchange, and temperature is out the flue gas of low temperature.
The water of low temperature, from after the water inlet 6 the second housing 3 enters, flows into the shell side 14 in the first tubulation 10, has the second tubulation 21 comprehensive engagement of high-temperature flue gas, namely carry out sufficient heat exchange with inside.The other end flowing to shell side 14 afterwards enters the first housing 2 inside.Now, the high-temperature flue gas in the high-temperature flue gas and the second tubulation 21 of the first housing 2 inside cooperatively interacts the water heated in shell side 14, makes it produce superheated steam, finally discharges from superheated steam outlet 8.
Embodiment two, as shown in Figures 2 and 3.
Do not changing the situation of above-mentioned basic structure, the first housing 2 is being provided with the overheating steam heater be communicated with superheated steam outlet 8 with directly-heated type heat exchanger 1 respectively.Overheating steam heater be included in the first housing 2 be provided be communicated with the shell side 14 in directly-heated type heat exchanger 1 steam-water separator 15, to be communicated with steam-water separator 15 and to be wrapped in the coil heater 16 on the first housing 2 inwall, coil heater 16 is communicated with superheated steam outlet 8.
By the operation principle of water addition superheated steam
Be in the admixture of steam and the globule by the water heated in the first housing 2 inside, the heavy globule can be discharged from sewage draining exit 7, and light superheated steam can enter steam-water separator 15 along pipeline.After the effect of steam-water separator 15, still can discharge below steam-water separator 15 containing the graininess globule in superheated steam, this part superheated steam enters in coil heater 16 along pipeline, the high-temperature flue gas in the first housing 2 is utilized again to heat the superheated steam in coil heater 16, make it produce highly purified superheated steam, finally discharge from superheated steam outlet 8.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to the protection domain of invention.
Claims (6)
1. a multi-functional using waste heat from tail gas high-efficient steam generator, it is characterized in that, this generator comprises directly-heated type heat exchanger, directly-heated type heat exchanger one end is provided with directly-heated type heat exchanger interstitial first housing, the directly-heated type heat exchanger other end is provided with directly-heated type heat exchanger interstitial second housing, first housing is provided with the smoke inlet be communicated with the directly-heated type heat exchanger of the first enclosure interior, be provided with the exhanst gas outlet be communicated with the directly-heated type heat exchanger of the second enclosure interior on the second housing, the water inlet be provided with on the second housing and the sewage draining exit be provided with on the first housing, and the superheated steam outlet be provided with on the first housing,
Described directly-heated type heat exchanger comprises shell main body, in shell main body, be provided with many first tubulations, the first tube sheet of being respectively equipped with on the two ends of the first tubulation, respectively through the second tubulation of many first tubulations and the second tube sheet of being respectively equipped with on the two ends of the second tubulation.
2. the multi-functional using waste heat from tail gas high-efficient steam generator of one according to claim 1, is characterized in that, the space formed between the inwall of described first tubulation and the outer wall of the second tubulation is shell side;
Described the second tubulation running through the first tubulation extends both sides respectively;
The first described tube sheet is parallel with the second tube sheet;
Described superheated steam outlet is communicated with the shell side of the first enclosure interior.
3. the multi-functional using waste heat from tail gas high-efficient steam generator of one according to claim 2, is characterized in that, the first described housing is provided with the overheating steam heater be communicated with superheated steam outlet with directly-heated type heat exchanger respectively.
4. the multi-functional using waste heat from tail gas high-efficient steam generator of one according to claim 3, it is characterized in that, described overheating steam heater be included in the first housing be provided be communicated with the shell side in directly-heated type heat exchanger steam-water separator, to be communicated with steam-water separator and to be wrapped in the coil heater in the first inner walls;
Described coil heater is communicated with superheated steam outlet.
5. the multi-functional using waste heat from tail gas high-efficient steam generator of one according to claim 1 or 2 or 3, is characterized in that, the shell main body one end in described first housing is provided with and is communicated with the second tubulation and extends to the first Butterworth Hatch outside the first housing;
Shell main body one end in described first housing is provided with and is communicated with the first tubulation and extends to the second Butterworth Hatch outside the first housing;
The shell main body other end in described second housing is provided with and is communicated with the second tubulation and extends to the 3rd Butterworth Hatch outside the first housing;
The shell main body other end in described second housing is provided with and is communicated with the first tubulation and extends to the 4th Butterworth Hatch outside the first housing.
6. the multi-functional using waste heat from tail gas high-efficient steam generator of one according to claim 1 or 2 or 3 or 4, is characterized in that, be also included in the shell body that the first housing is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310321288.8A CN103353103B (en) | 2013-07-28 | 2013-07-28 | Multifunctional offgas waste heat efficient vapor generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310321288.8A CN103353103B (en) | 2013-07-28 | 2013-07-28 | Multifunctional offgas waste heat efficient vapor generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103353103A CN103353103A (en) | 2013-10-16 |
| CN103353103B true CN103353103B (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310321288.8A Expired - Fee Related CN103353103B (en) | 2013-07-28 | 2013-07-28 | Multifunctional offgas waste heat efficient vapor generator |
Country Status (1)
| Country | Link |
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| CN (1) | CN103353103B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1345368A (en) * | 1970-03-06 | 1974-01-30 | Stein Industrie | Heat exchanger module |
| US5253703A (en) * | 1992-09-01 | 1993-10-19 | Abb Lummus Crest Inc. | Waste heat exchanger |
| CN2197569Y (en) * | 1994-02-02 | 1995-05-17 | 中国五环化学工程总公司 | Boiler with a floating center tube and using waste heat |
| CN2374820Y (en) * | 1999-04-19 | 2000-04-19 | 吴植仁 | Dripping dry type evaporimeter |
| CN2500911Y (en) * | 2001-10-23 | 2002-07-17 | 苏尚远 | Exchangeable steam generator |
| CN101046289A (en) * | 2006-03-31 | 2007-10-03 | 阿尔斯通技术有限公司 | Steam generator |
| CN201293302Y (en) * | 2008-07-31 | 2009-08-19 | 上海龙杰机械装备有限公司 | Natural circulation horizontal type fixed pipe plate type waste heat boiler |
| CN201475967U (en) * | 2009-08-17 | 2010-05-19 | 上虞大兴锅炉容器有限公司 | Smoke tubular heat recovery steam generator |
| CN202494358U (en) * | 2012-03-19 | 2012-10-17 | 黄华杰 | Directly-heated type heat exchanger |
| CN202494365U (en) * | 2012-03-19 | 2012-10-17 | 黄华杰 | Composite directly-heated type heat exchanger |
| CN203501130U (en) * | 2013-07-28 | 2014-03-26 | 黄华杰 | Multifunctional tail gas residual heat efficient steam generator |
-
2013
- 2013-07-28 CN CN201310321288.8A patent/CN103353103B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1345368A (en) * | 1970-03-06 | 1974-01-30 | Stein Industrie | Heat exchanger module |
| US5253703A (en) * | 1992-09-01 | 1993-10-19 | Abb Lummus Crest Inc. | Waste heat exchanger |
| CN2197569Y (en) * | 1994-02-02 | 1995-05-17 | 中国五环化学工程总公司 | Boiler with a floating center tube and using waste heat |
| CN2374820Y (en) * | 1999-04-19 | 2000-04-19 | 吴植仁 | Dripping dry type evaporimeter |
| CN2500911Y (en) * | 2001-10-23 | 2002-07-17 | 苏尚远 | Exchangeable steam generator |
| CN101046289A (en) * | 2006-03-31 | 2007-10-03 | 阿尔斯通技术有限公司 | Steam generator |
| CN201293302Y (en) * | 2008-07-31 | 2009-08-19 | 上海龙杰机械装备有限公司 | Natural circulation horizontal type fixed pipe plate type waste heat boiler |
| CN201475967U (en) * | 2009-08-17 | 2010-05-19 | 上虞大兴锅炉容器有限公司 | Smoke tubular heat recovery steam generator |
| CN202494358U (en) * | 2012-03-19 | 2012-10-17 | 黄华杰 | Directly-heated type heat exchanger |
| CN202494365U (en) * | 2012-03-19 | 2012-10-17 | 黄华杰 | Composite directly-heated type heat exchanger |
| CN203501130U (en) * | 2013-07-28 | 2014-03-26 | 黄华杰 | Multifunctional tail gas residual heat efficient steam generator |
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| CN103353103A (en) | 2013-10-16 |
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