CN106152097A - A kind of directly-heated catamaran type coal dust gasification industrial steam boiler - Google Patents
A kind of directly-heated catamaran type coal dust gasification industrial steam boiler Download PDFInfo
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- CN106152097A CN106152097A CN201510130262.4A CN201510130262A CN106152097A CN 106152097 A CN106152097 A CN 106152097A CN 201510130262 A CN201510130262 A CN 201510130262A CN 106152097 A CN106152097 A CN 106152097A
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- coal
- steam boiler
- gas reforming
- coal dust
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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
- 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
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Abstract
The invention discloses a kind of directly-heated catamaran type coal dust gasification industrial steam boiler, that includes coal grinding device, gas reforming steam boiler plant, gas cleaning tapping equipment, feed coal can be ground to form coal dust, it is delivered to gas reforming steam boiler plant again and changes into coal gas for steam boiler, the useless flue gas of less pollution is discharged finally by gas cleaning tapping equipment, because coal dust can fully burn, in addition this boiler design is that (gas reforming steam boiler plant is vertical to catamaran type, Steam generating furnace is horizontal), heat utilization efficiency is high, 20%-35% is exceeded than conventional boiler heat utilization efficiency, and equipped with desulfurizer and denitrification apparatus in gas reforming steam boiler plant, so the exhaust emission of discharge is the least, so the present invention is energy-conservation, environmental protection aspect has the most progressive.
Description
Technical field
The present invention relates to Industrial Boiler field, particularly relate to a kind of using coal dust gasification as the industrial steam boiler of the energy.
Background technology
Boiler is a kind of energy conversion, and the energy to boiler input has the chemical energy in fuel, electric energy, boiler output to have the steam of certain heat energy, high-temperature water or organic heat carrier.The original meaning of pot refers to the water container of heating on fire, and stove refers to the place of burning fuel, and boiler includes pot and stove two large divisions.The hot water produced in boiler or steam directly can provide required heat energy for commercial production and people's lives, it is possible to be converted to mechanical energy by Steam Power Equipment, or convert mechanical energy into electric energy by electromotor again.The boiler providing hot water is referred to as hot-water boiler, is mainly used in life, also has a small amount of application in commercial production.The boiler producing steam is referred to as steam boiler, is often simply called boiler, is used for thermal power station, boats and ships, locomotive and industrial and mining establishment.Utilize the boiler of heat-conducting oil heating heat conducting oil boiler.Conduction oil, also known as organic heat carrier or thermal medium oil, as the intermediate heat transfer media application history of existing more than 50 years during industrial heat exchange, be widely used in oil, chemical industry, pharmacy, textile printing and dyeing, light industry, building materials, food, road asphalt are heated etc. needs the industrial circle of high temperature.And existing various boiler product great majority are integral type, there is energy utilization rate low and pollute more serious shortcoming.
Summary of the invention
In order to solve the shortcoming of existing boiler, the present invention uses catamaran type to design, and its structure includes coal grinding device, gas reforming steam boiler plant, gas cleaning tapping equipment；Described coal grinding device includes coal conveyer belt, tramp iron separator, coal bunker, coal pulverizer, the first jet pipe, the first blower fan, powder cabin, the second jet pipe, the second blower fan, described coal conveyer belt end is placed in above coal bunker, described tramp iron separator is installed in coal conveyer belt section, described coal pulverizer is placed in below coal bunker, its exit connects the first jet pipe, first blower fan is loaded on below the first jet pipe, and ground coal dust is blown into described powder cabin top, and described powder cabin lower part outlet connects the second jet pipe and the second blower fan；Described gas reforming steam boiler plant includes blender, lighter, 3rd blower fan, coal gas reforming furnace, slag extractor, horizontal steam boiler, described blender, lighter is loaded on described coal gas reforming furnace top, wherein one import of blender connects the second jet pipe, another import connects the 3rd blower fan, described lighter connects oil gas, described slag extractor is loaded on gas reforming furnace bottom, described gas reforming furnace interior is upper and lower two-layer and has inside and outside interlayer, water is had in interlayer, upper strata is combustion zone, its outside sandwich is used for toasting steam, middle lower floor is zone of transformation, some nozzles are had in the middle part of described zone of transformation；Described gas cleaning tapping equipment includes economizer, air-introduced machine, cleaner unit, chimney, and described economizer one end connects described horizontal steam boiler, and the other end connects described air-introduced machine, and the air-introduced machine other end is sequentially connected with cleaner unit, chimney；
Further, described coal pulverizer can add cleaner unit and air classifier；
Further, finished product coal dust interpolation mouth can be offered in described powder cabin top；
Further, there is desulfurizer the combustion zone of described coal gas reforming furnace, and the remote coal gas reforming furnace one end in described horizontal steam boiler is equipped with denitrification apparatus；
Further, described cleaner unit quantity be two or several；
Further, described coal gas reforming furnace also has two or several water inlets.
Further, it is also associated with hot-air blower between described horizontal steam boiler and described economizer, is used for sending secondary hot-air.
The present invention changes the combustion system of tradition grate firing and coal dust chamber combustion type boiler, utilize Two-body boiler (vertical, horizontal), vertical for coal gas reforming furnace, fuel is with in the coal dust vertical reburners of air distribution spirt more than 200 mesh, suspension combustion is formed after roof of the furnace is lighted a fire by gas, oil ignitor, spray into corresponding steam in middle and upper part and carry out moment reunion, change into coal gas of high temperature simultaneously and enter horizontal hearth combustion.
This product adds the existence of mouth due to coal grinding device and finished product coal dust, raw material both also can use finished product coal dust with coal, because coal dust can fully burn, burn-off rate is higher, in addition the catamaran type design of this product, heat utilization efficiency is higher, again after the novel economizer of device, 20%-35% is exceeded than conventional boiler heat utilization efficiency, this external burner hearth high-temperature region arranges desulfurizer, and low-temperature space arranges denitrification apparatus (blowing and spraying catalyst desulphurization denitration respectively), and configuration novel deduster can catch PM2.5, discharge flue gas pollution to environment is greatly reduced, therefore this product can realize energy-conserving and environment-protective integration.
Additionally, this product not only can complete production it can also be used to the environmental transformation of existing boiler.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention, in figure 1, coal grinding device 2, gas reforming steam boiler plant 3, gas cleaning tapping equipment 101, coal conveyer belt 102, tramp iron separator 103, coal bunker 104, coal pulverizer the 105, first blower fan the 106, first jet pipe 107, powder cabin the 108, second jet pipe the 109, second blower fan 110, blender 111, lighter 112, coal gas reforming furnace 113, slag extractor the 114, the 3rd blower fan 115, horizontal steam boiler 116, economizer 117, air-introduced machine 118, cleaner unit 119, chimney.
Detailed description of the invention
Embodiment one
As it is shown in figure 1, present configuration includes coal grinding device 1, gas reforming steam boiler plant 2, gas cleaning tapping equipment 3；Described coal grinding device 1 includes coal conveyer belt 101, tramp iron separator 102, coal bunker 103, coal pulverizer 104, first jet pipe 106, first blower fan 105, powder cabin 107, second jet pipe 108, second blower fan 109, described coal conveyer belt 101 end is placed in above coal bunker 103, described tramp iron separator 102 is installed in certain section of coal conveyer belt 101, described coal pulverizer 104 is placed in below coal bunker 103, its exit connects the first jet pipe 106, first blower fan 105 is loaded on below the first jet pipe 106, ground coal dust is blown into described powder cabin 107 top, described powder cabin 107 lower part outlet connects the second jet pipe 108 and the second blower fan 109；Described gas reforming steam boiler plant 2 includes blender 110, lighter 111, 3rd blower fan 114, coal gas reforming furnace 112, slag extractor 113, horizontal steam boiler 115, described blender 110, lighter 111 is loaded on described coal gas reforming furnace 112 top, wherein 110 1 imports of blender connect the second jet pipe 108, another import connects the 3rd blower fan 114, described lighter 111 connects oil gas, described slag extractor 113 is loaded on bottom coal gas reforming furnace 112, for upper and lower two-layer and there is inside and outside interlayer described coal gas reforming furnace 112 inside, water is had in interlayer, upper strata is combustion zone, its outside sandwich is used for toasting steam, middle lower floor is zone of transformation, some nozzles are had in the middle part of described zone of transformation；Described gas cleaning tapping equipment 3 includes economizer 116, air-introduced machine 117, cleaner unit 118, chimney 119, described economizer 116 one end connects described horizontal steam boiler 115, the other end connects described air-introduced machine 117, and air-introduced machine 117 other end is sequentially connected with cleaner unit 118, chimney 119；
As specific embodiment, described coal pulverizer 104 can add cleaner unit and air classifier；
As specific embodiment, described powder cabin 107 top can be offered finished product coal dust and add mouth；
As specific embodiment, there is desulfurizer the combustion zone of described coal gas reforming furnace 112, and in described horizontal steam boiler, remote coal gas reforming furnace one end of 115 is equipped with denitrification apparatus；
As specific embodiment, described cleaner unit 118 quantity be two or several；
As specific embodiment, described coal gas reforming furnace 112 also has two or several water inlets.
As specific embodiment, it is also associated with hot-air blower 120 between described horizontal steam boiler 115 and described economizer 116, is used for sending secondary hot-air.
These are only preferred embodiment of the present invention, therefore the scope of present invention enforcement can not be limited according to this that the equivalence change i.e. made according to description of the invention content and decoration all should belong in the range of present invention covering.
Claims (7)
1. a directly-heated catamaran type coal dust gasification industrial steam boiler, it is characterised in that: include coal grinding device, gas reforming steam boiler plant, gas cleaning tapping equipment；Described coal grinding device includes coal conveyer belt, tramp iron separator, coal bunker, coal pulverizer, the first jet pipe, the first blower fan, powder cabin, the second jet pipe, the second blower fan, described coal conveyer belt end is placed in above coal bunker, described tramp iron separator is installed in coal conveyer belt section, described coal pulverizer is placed in below coal bunker, its exit connects the first jet pipe, first blower fan is loaded on below the first jet pipe, and ground coal dust is blown into described powder cabin top, and described powder cabin lower part outlet connects the second jet pipe and the second blower fan；Described gas reforming steam boiler plant includes blender, lighter, 3rd blower fan, coal gas reforming furnace, slag extractor, horizontal steam boiler, described blender, lighter is loaded on described coal gas reforming furnace top, wherein one import of blender connects the second jet pipe, another import connects the 3rd blower fan, described lighter connects oil gas, described slag extractor is loaded on gas reforming furnace bottom, described gas reforming furnace interior is upper and lower two-layer and has inside and outside interlayer, water is had in interlayer, upper strata is combustion zone, its outside sandwich is used for toasting steam, middle lower floor is zone of transformation, some nozzles are had in the middle part of described zone of transformation；Described gas cleaning tapping equipment includes economizer, air-introduced machine, cleaner unit, chimney, and described economizer one end connects described horizontal steam boiler, and the other end connects described air-introduced machine, and the air-introduced machine other end is sequentially connected with cleaner unit, chimney.
Directly-heated catamaran type coal dust gasification industrial steam boiler the most according to claim 1, it is characterised in that cleaner unit and air classifier can be added on described coal pulverizer.
Directly-heated catamaran type coal dust gasification industrial steam boiler the most according to claim 1, it is characterised in that described powder cabin top can be offered finished product coal dust and add mouth.
The most according to claim 1, directly-heated catamaran type coal dust gasification industrial steam boiler, it is characterised in that there is desulfurizer the combustion zone of described coal gas reforming furnace, the remote coal gas reforming furnace one end in described horizontal steam boiler is equipped with denitrification apparatus.
Directly-heated catamaran type coal dust gasification industrial steam boiler the most according to claim 1, it is characterised in that described cleaner unit quantity be two or several.
Directly-heated catamaran type coal dust gasification industrial steam boiler the most according to claim 1, it is characterised in that described coal gas reforming furnace also has two or several water inlets.
Directly-heated catamaran type coal dust gasification heat-conducting oil furnace the most according to claim 1, it is characterised in that be also associated with hot-air blower between described horizontal steam boiler and described economizer, be used for sending secondary hot-air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510130262.4A CN106152097B (en) | 2015-03-25 | 2015-03-25 | A kind of directly-heated catamaran type coal dust gasification industrial steam boiler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510130262.4A CN106152097B (en) | 2015-03-25 | 2015-03-25 | A kind of directly-heated catamaran type coal dust gasification industrial steam boiler |
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| Publication Number | Publication Date |
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| CN106152097A true CN106152097A (en) | 2016-11-23 |
| CN106152097B CN106152097B (en) | 2018-12-07 |
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| CN201510130262.4A Expired - Fee Related CN106152097B (en) | 2015-03-25 | 2015-03-25 | A kind of directly-heated catamaran type coal dust gasification industrial steam boiler |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3144571A1 (en) * | 1981-11-10 | 1983-05-26 | Kurt Dipl.-Ing. 6380 Bad Homburg Bojak | Combined energy installation |
| CN2111445U (en) * | 1991-06-10 | 1992-07-29 | 邹磊 | Fast assembling horizontal gasification burning boiler |
| CN1900590A (en) * | 2006-06-16 | 2007-01-24 | 周开根 | Process and its device for clean burning and value gaining burning of solid fuel |
| CN200955900Y (en) * | 2006-09-08 | 2007-10-03 | 张俊利 | Mill drying hot-air furnace |
| CN203731458U (en) * | 2013-12-13 | 2014-07-23 | 山西蓝天环保设备有限公司 | A pulverizing system applied to a small- and medium-size industrial pulverized coal boiler |
-
2015
- 2015-03-25 CN CN201510130262.4A patent/CN106152097B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3144571A1 (en) * | 1981-11-10 | 1983-05-26 | Kurt Dipl.-Ing. 6380 Bad Homburg Bojak | Combined energy installation |
| CN2111445U (en) * | 1991-06-10 | 1992-07-29 | 邹磊 | Fast assembling horizontal gasification burning boiler |
| CN1900590A (en) * | 2006-06-16 | 2007-01-24 | 周开根 | Process and its device for clean burning and value gaining burning of solid fuel |
| CN200955900Y (en) * | 2006-09-08 | 2007-10-03 | 张俊利 | Mill drying hot-air furnace |
| CN203731458U (en) * | 2013-12-13 | 2014-07-23 | 山西蓝天环保设备有限公司 | A pulverizing system applied to a small- and medium-size industrial pulverized coal boiler |
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| CN106152097B (en) | 2018-12-07 |
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Granted publication date: 20181207 |