CN207313414U - Utilize the sludge anhydration burning device of solar energy - Google Patents
Utilize the sludge anhydration burning device of solar energy Download PDFInfo
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- CN207313414U CN207313414U CN201721242634.3U CN201721242634U CN207313414U CN 207313414 U CN207313414 U CN 207313414U CN 201721242634 U CN201721242634 U CN 201721242634U CN 207313414 U CN207313414 U CN 207313414U
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Abstract
A kind of sludge anhydration burning device using solar energy, it is characterised in that it includes：Sludge drying system and sludge blending incineration system；The sludge drying system includes charging gear（1）, mud drying device（2）, solar steam generating device（3）, cooling water circulating device（4）, condensed water collecting device（5）, fan（7）；The sludge blending incineration system includes siccative storehouse（6）, dewatered sludge transmission device（8）, pressure fan（9）, coal bunker（10）, fuel sludge mixing device（11）, boiler（12）, air preheater（13）.The utility model utilizes the heat generation steam from solar radiation to be used for sludge drying, and realize the recycling treatment of sludge, potential energy is made full use of on the premise of free from environmental pollution, " turning waste into wealth ", solve Treatment of Sludge problem present in current city, open the effective way of a cyclic utilization of waste.
Description
Technical field
A kind of sludge disposal technology is the utility model is related to, especially a kind of sludge incineration device is specifically a kind of
Utilize the sludge anhydration burning device of solar energy.
Background technology
As Urbanization in China is accelerated, urban industry sewage and sanitary sewage discharge capacity are increasing, according to statistics,
National quantity of wastewater effluent reaches 85,000,000,000 tons within 2016, considerably beyond environmental carrying capacity.Wherein, sludge is in sewage disposal process
One of product, for the mechanical dehydration moisture percentage in sewage sludge produced during municipal sewage treatment generally 80% or so, volume is larger.
Containing the organic nutrient such as substantial amounts of nitrogen, phosphorus in these sludge, but at the same time also containing substantial amounts of bacterial micro-organism, heavy metal and persistently
Property the noxious material such as organic pollution, if disposed without effectively processing, ecology and environment can be caused to seriously endanger, even
Communicable disease can also be caused.Therefore, how properly, scientific disposal sludge, realize innoxious municipal sludge, minimizing, resource
Change processing has become current urgent problem to be solved.
The method of disposal of sludge mainly has sanitary landfills, land use, burns three kinds of modes at present.Sanitary landfills is tradition
Method for sludge treatment, due to occupy a large amount of soils and produce secondary pollution, countries in the world have gradually reduced the ratio of Sludge landfill
Example.Land use refers to sludge is poisonous using containing in the soil to improve edaphic condition or improve its fertility, but in sludge
Nuisance, sludge landfill characteristics can cause environment potential pollution threat.Sludge incineration is to apply wide place in recent years
Put mode, the advantage is that volume reduction positive effect, and by burn can thoroughly dispose most of organic matter in sludge and
Microorganism, the negative effect to environment are relatively easy to control.
Sludge anhydration burning technique refers to burn after dewatered sludge further is carried out drying and other treatment.Anhydration and incineration technique energy
Eliminating pathogen, curing heavy metal, reduce discharge capacity, is most thoroughly processing method, by long-term largely practice and excellent
Change, sludge incineration has embodied the advantage of technology, economy and the environment in sludge treatment etc..With economic hair
Exhibition, land resource it is increasingly rare, burn one of main means that will become in domestic sludge treatment, be following down-stream
Processing and the main methods of soil municipal sludge disposal in short supply.
Sludge passes through mechanical dehydration, and moisture content reduces the moisture content of sludge and reduce the body of sludge generally 80% or so
Product, is the key of Treatment of Sludge.Contain substantial amounts of organic substance in sludge, there is fuel value.It is dirty according to correlation analysis, China
The mean calorie of mud is between 1500 ~ 2500Kcal/kg.It is to realize that sludge is efficient, pacifies using sludge anhydration burning treatment process
Entirely, the effective method of economic utilization.
Solar use is mainly the heat radiation using the sun, and the solar energy resources in China is very abundant, and theoretical reserves reach
Annual 1700000000000 tons of standard coals, the solar energy that whole year is irradiated to China provide energy equivalent to annual all conventional energy resources
More than 2000 times.Solar thermal utilization can substantially be divided into three kinds according to temperature in use：Low-grade utility（Less than 90 DEG C）, middle warm
Utilize（90~130℃）And high temperature heat utilization（More than 130 DEG C）.High temperature is directly produced by the use of high temperature heat solar as heat source
Steam, has been a more mature technology at present, by high-temperature steam use and sludge drying, it is not necessary to extra to be situated between using heating
Matter, is a kind of sludge drying method with good prospect.
Utility model content
The purpose of this utility model is the problem of needing to consume mass energy for sludge drying, and design one kind utilizes the sun
Can sludge anhydration burning device, it by using clean energy resource, low power consuming system, realize the innoxious of sludge, minimizing and
Recycling treatment.
The technical solution of the utility model is：
A kind of sludge anhydration burning device using solar energy, it is characterised in that it includes：Sludge drying system and sludge
Blend incineration system；The sludge drying system include charging gear 1, mud drying device 2, solar steam generating device 3,
Cooling water circulating device 4, condensed water collecting device 5, fan 7；The sludge blending incineration system includes siccative storehouse 6, desiccation
Sludge conveying device 8, pressure fan 9, coal bunker 10, fuel sludge mixing device 11, boiler 12, air preheater 13；The feed
Feeding conveyor is provided between device 1 and mud drying device 2；The solar steam generating device 3 heats water and produces steaming
Gas is sent into mud drying device 2 by pump and pipeline and sludge is heated, and fan 7 is sent into mud drying device 2 at the same time
Enter desiccation dry air；The wet tail gas produced in 2 heating process of mud drying device is sent into cooling water circulation by pipeline
It is changed into dry tail gas after 4 cool-down dehumidification of device, then is sent into air preheater 13 through pressure fan 9 and heats, is ultimately delivered to make in boiler 12
For the combustion air that burns；The sludge outlet of mud drying device 2 is sent into siccative storehouse 6 by pipeline, then transmits and fill through dewatered sludge
Put to be sent into boiler 12 after the bunker coal infiltration sent with coal bunker 10 in 8 feeding fuel sludge mixing devices 11 and carry out burning generation
Flue gas discharged after waste heat recovery and dedusting.
The solar steam generating device 3 is by multiple groove profile parabolic concentrator heat collector arranged in series and Building Model of Special Fittings group
Into.
The charging gear 1, mud drying device 2, cooling water circulating device 4, condensed water collecting device 5, sludge blending
Incineration system is enclosed construction including siccative storehouse 6, to prevent sludge odor from leaking.
The bottom of the cooling water circulating device 4 is provided with discharge outlet, and discharge outlet passes through pipeline and condensed water collecting device 5
Connection.
The condensed water discharged in mud drying device 2 returns to solar steam generating device 3 by pipeline and recycles.
The beneficial effects of the utility model：
The utility model utilizes the heat generation steam from solar radiation to be used for sludge drying, and realizes sludge
Recycling treatment, makes full use of potential energy on the premise of free from environmental pollution, and " turning waste into wealth ", solves and deposited in current city
Treatment of Sludge problem, open the effective way of a cyclic utilization of waste.The utility model has compared with prior art
Have the advantage that：1）Sludge drying is carried out using solar heat, it is not necessary to increases other heat sources, energy-saving and emission-reduction；2）Desiccation is dirty
The air of mud uses closed cycle, and no foul smell leaks；3）By containing in humid air after cooling water circulating device recycling drying sludge
Some moisture, can not only reduce the exhaust gas volumn produced after burning, but also can be very suitable for China's water with recovery section moisture, this system
The area of scarcity of resources.
Brief description of the drawings
Fig. 1 Tthe utility model system structure diagrams.
Direction shown in arrow is each Working fluid flow direction in figure.Figure acceptance of the bid note is expressed as：1- charging gears, 2- are dirty
Mud desiccation apparatus, 3- solar steam generating devices, 4- cooling water circulating devices, 5- condensed water collecting devices, 6- siccatives storehouse, 7-
Fan, 8- dewatered sludge transmission devices, 9- pressure fan, 10- coal bunkers, 11- fuel sludge mixing device, 12- boilers, 13- are empty
Air preheater etc..
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
A kind of sludge anhydration burning device using solar energy, it includes：System is burned in sludge drying system and sludge blending
System；The sludge drying system includes charging gear 1, mud drying device 2, solar steam generating device 3, cooling water circulation
Device 4, condensed water collecting device 5, fan 7；The solar steam generating device 3 is by multiple groove profile parabolic concentrator thermal-arrests
Device arranged in series forms.The charging gear 1, mud drying device 2, cooling water circulating device 4, condensed water collecting device 5, dirt
It is enclosed construction that mud, which blends incineration system including siccative storehouse 6, to prevent sludge odor from leaking.System is burned in the sludge blending
System includes siccative storehouse 6, dewatered sludge transmission device 8, pressure fan 9, coal bunker 10, fuel sludge mixing device 11, boiler 12, air
Preheater 13；Feeding conveyor is provided between the charging gear 1 and mud drying device 2；The solar steam occurs
Device 3 heat water produce steam by pump and pipeline be sent into mud drying device 2 sludge is heated, fan 7 at the same time to
Desiccation dry air is sent into mud drying device 2；The wet tail gas produced in 2 heating process of mud drying device passes through pipe
Road is changed into dry tail gas after being sent into 4 cool-down dehumidification of cooling water circulating device, then is sent into air preheater 13 through pressure fan 9 and heats, most
It is sent into eventually in boiler 12 as burning combustion air；The sludge outlet of mud drying device 2 is sent into siccative storehouse 6 by pipeline, then
Boiler is sent into after dewatered sludge transmission device 8 is sent into fuel sludge mixing device 11 the bunker coal infiltration sent with coal bunker 10
Discharged after being burnt in 12.The bottom of the cooling water circulating device 4 is provided with discharge outlet, and discharge outlet passes through pipeline and condensation
Water collecting device 5 connects.The condensed water discharged in mud drying device 2 returns to solar steam generating device 3 by pipeline and follows
Ring is utilized or directly discharged.
The workflow of the utility model is as follows：
Quality percentage moisture content from sewage treatment plant is 70 ~ 85% dewatered sludge（Have been subjected to mechanical dehydration）, pass through
Charging gear 1 is uniformly sent into mud drying device 2；Solar steam generating device 3 absorbs solar thermal energy, evaporates the storage in it
Water produces high-temperature steam, and high-temperature steam is passed through mud drying device 2 and heats above-mentioned dewatered sludge, while fan 7 send air
Enter mud drying device 2, flowed and exchanged heat using gas sludge is dried, become after dry moisture content be 30 ~ 50% it is dry
Mud；The condensed water discharged in mud drying device 2 is recycled by pipeline return solar steam generating device 3 or directly arranged
Put.
The dry mud that above-mentioned moisture content is 30 ~ 50% is conveyed into siccative storehouse 6 by belt, passes through dewatered sludge transmission device 8
Boiler area is delivered to, is mixed with the fire coal from coal bunker 10 in fuel sludge mixing device 11, is admitted to boiler 12 afterwards together
Burning.The tail gas that the mud drying device 2 is discharged enters cooling water circulating device 4, utilizes 25 DEG C or so of recirculated cooling water
Cooling, temperature reduce, and steam-laden vapour pressure reduces, and moisture separates out, so as to reach cooling dehumidification effect；After cooling dehumidification
Dry tail gas is sent into boiler air preheater 13 by pressure fan 9, participates in boiler combustion process, and the condensed water in tail gas is with cold
But coil pipe enters condensed water collecting device 5.
The utility model is not directed to partly same as the prior art or can be realized using the prior art.
Claims (5)
1. a kind of sludge anhydration burning device using solar energy, it is characterised in that it includes：Sludge drying system and sludge are mixed
Mixed incineration system；The sludge drying system includes charging gear（1）, mud drying device（2）, solar steam generating device
（3）, cooling water circulating device（4）, condensed water collecting device（5）, fan（7）；The sludge blending incineration system includes dry
Feed bin（6）, dewatered sludge transmission device（8）, pressure fan（9）, coal bunker（10）, fuel sludge mixing device（11）, boiler（12）、
Air preheater（13）；The charging gear（1）With mud drying device（2）Between be provided with feeding conveyor；The sun
Can steam generation facility（3）Heat water generation steam and pass through pump and pipeline feeding mud drying device（2）Sludge is heated,
Fan（7）To mud drying device（2）Middle feeding desiccation dry air；The mud drying device（2）Produced in heating process
Raw wet tail gas is sent into cooling water circulating device by pipeline（4）It is changed into dry tail gas after cool-down dehumidification, then through pressure fan（9）It is sent into
Air preheater（13）Heating, is ultimately delivered to boiler（12）It is middle to be used as burning combustion air；Mud drying device（2）Sludge outlet
Siccative storehouse is sent into by pipeline（6）, then through dewatered sludge transmission device（8）It is sent into fuel sludge mixing device（11）In with coal bunker
（10）Boiler is sent into after the bunker coal infiltration sent（12）In burnt after flue gas waste heat recovery and dedusting discharge.
2. the sludge anhydration burning device according to claim 1 using solar energy, it is characterised in that the solar energy steams
Vapour generating means（3）It is made of multiple groove profile parabolic concentrator heat collector arranged in series and pipeline.
3. the sludge anhydration burning device according to claim 1 or 2 using solar energy, it is characterised in that the feed dress
Put（1）, mud drying device（2）, cooling water circulating device（4）, condensed water collecting device（5）, sludge blending incineration system bag
Include siccative storehouse（6）It is enclosed construction, to prevent sludge odor from leaking.
4. the sludge anhydration burning device according to claim 1 using solar energy, it is characterised in that the cooling water follows
Loop device（4）Bottom be provided with discharge outlet, discharge outlet passes through pipeline and condensed water collecting device（5）Connection.
5. the sludge anhydration burning device according to claim 1 using solar energy, it is characterised in that the sludge drying
Device（2）The condensed water of middle discharge returns to solar steam generating device by pipeline（3）Recycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721242634.3U CN207313414U (en) | 2017-09-26 | 2017-09-26 | Utilize the sludge anhydration burning device of solar energy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721242634.3U CN207313414U (en) | 2017-09-26 | 2017-09-26 | Utilize the sludge anhydration burning device of solar energy |
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| CN207313414U true CN207313414U (en) | 2018-05-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107522382A (en) * | 2017-09-26 | 2017-12-29 | 江苏中圣高科技产业有限公司 | A kind of sludge drying-incineration integrated system using solar source |
| CN110207089A (en) * | 2019-06-26 | 2019-09-06 | 西安热工研究院有限公司 | A kind of coal fired power plant unit sludge coupled electricity-generation system and its working method |
-
2017
- 2017-09-26 CN CN201721242634.3U patent/CN207313414U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107522382A (en) * | 2017-09-26 | 2017-12-29 | 江苏中圣高科技产业有限公司 | A kind of sludge drying-incineration integrated system using solar source |
| CN110207089A (en) * | 2019-06-26 | 2019-09-06 | 西安热工研究院有限公司 | A kind of coal fired power plant unit sludge coupled electricity-generation system and its working method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210623 Address after: 211112 no.2111 Chengxin Avenue, Science Park, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Jiangsu Zhongsheng clean energy Co.,Ltd. Address before: 211112, No. 2111, good faith Road, Jiangning District, Jiangsu, Nanjing Patentee before: JIANGSU SUNPOWER TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |