CN107117790A - A kind of municipal sludge drying processing unit and its processing method - Google Patents
A kind of municipal sludge drying processing unit and its processing method Download PDFInfo
- Publication number
- CN107117790A CN107117790A CN201710467690.5A CN201710467690A CN107117790A CN 107117790 A CN107117790 A CN 107117790A CN 201710467690 A CN201710467690 A CN 201710467690A CN 107117790 A CN107117790 A CN 107117790A
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- China
- Prior art keywords
- desiccation
- outlet
- air
- desiccation room
- room
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- 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.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
Abstract
The invention discloses a kind of municipal sludge drying processing unit, including desiccation room and heating chamber, charging aperture is provided with above the desiccation room, airduct is installed in desiccation chamber interior below the charging aperture, the conveyer belt of the bottom stretches out desiccation room by discharging opening, desiccation room bottom is provided with the outlet of supplement wind below conveyer belt, the supplement wind outlet left side top is provided with supplement wind entrance on desiccation room, the supplement wind outlet right side top is provided with circulated air outlet on desiccation room, the circulated air outlet and the outlet of supplement wind of desiccation room are connected by air channel with the mixing wind entrance of heating chamber bottom right respectively, the heating chamber is provided with heat exchanger, hot-blast outlet is provided with above the heating chamber, the hot-blast outlet is connected by air channel with airduct, the airduct right-hand member is provided with air-introduced machine in desiccation outside, exhaust outlet is provided with air channel between the air-introduced machine and hot-blast outlet.
Description
Technical field
The present invention relates to technical field of sludge treatment, specially a kind of municipal sludge drying processing unit, the present invention is also related to
And a kind of municipal sludge drying processing method.
Background technology
Development, growth in the living standard with urban construction, the growing amount of municipal sludge are also increasing, with the passing of time
Accumulation very influence urban environment and air quality.Physics is generally to the method that municipal sludge carries out batch processing at present
Method and biochemical method, physical method are typically drying and other treatment, that is, remove most moisture contained in sludge, then to surplus
Remaining slag charge carries out harmless treatment or switchs to his use.Physics drying and other treatment mode advantage compared with biochemical treatment mode is notable,
Such as processing equipment area occupied is small, process cycle is short, do not easily cause secondary pollution.But, some current are dry for sludge
The equipment of change because itself design structure improve not enough the reason for, drying and other treatment effect is also not fully up to expectations, while also existing
Energy consumption is higher, not good etc. enough defect of operation stability.
The content of the invention
It is an object of the invention to provide a kind of municipal sludge drying processing unit and its processing method, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the present invention provides following technical scheme：A kind of municipal sludge drying processing unit, including it is dry
Change to be provided with above room and heating chamber, the desiccation room below charging aperture, the charging aperture and airduct be installed in desiccation chamber interior,
Parallel from top to bottom and staggered is provided with conveyer belt in desiccation chamber interior below the airduct, desiccation room bottom is also set up
There is discharging opening, the conveyer belt of the bottom stretches out desiccation room by discharging opening, and desiccation room bottom is provided with below conveyer belt
Wind outlet is supplemented, the supplement wind outlet left side top is provided with supplement wind entrance on desiccation room, and the supplement wind outlet is right
Be provided with circulated air outlet above side on desiccation room, the circulated air outlet and the outlet of supplement wind of desiccation room respectively by air channel with
The mixing wind entrance connection of heating chamber bottom right, the heating chamber is provided with heat exchanger, and the heat exchanger is with mixing
It is provided between conjunction wind entrance above filter mantle, the heating chamber and is provided with hot-blast outlet, the hot-blast outlet passes through air channel and wind
Pipe is connected, and the airduct right-hand member is provided with air-introduced machine, the air channel between the air-introduced machine and hot-blast outlet in desiccation outside and set
It is equipped with exhaust outlet.
It is preferred that, the conveyer belt set in the desiccation room is of five storeys altogether from top to bottom, and sprocket wheel is passed through by same variable-frequency motor
Chain belt unified driving.
It is preferred that, the heat exchanger being connected with thermal source set in the heating chamber is fin tube type heat exchanger.
It is preferred that, the top in the desiccation room is also equipped with thermometric alarm device and fire prevention spray equipment.
It is preferred that, it is provided with air holes below airduct equidistant arrangement above desiccation room, and airduct.
In addition present invention also offers a kind of processing method of municipal sludge drying processing unit, comprise the following steps：
S1, the preheating of desiccation room：The air-introduced machine above heat exchanger and hot-blast outlet by opening heating chamber, to dry
Change chamber interior and carry out warm-up operation；
S2, sludge circulation desiccation：Treat that dewatered sludge is put into by charging aperture, fall on the conveyer belt of desiccation chamber interior top
On, and successively fall on each layer conveyer belt, while in the presence of air-introduced machine, 85-95% air-flow passes through the wind on airduct
Hole enters desiccation room, carries out desiccation to sludge, 15-5% air-flow discharged by exhaust outlet, and the thermal current into desiccation room is from upper
Desiccation is down carried out to the sludge on each layer conveyer belt, then discharge is exported from circulated air, and is returned to heating chamber, at the same time,
The 15-5% extraneous fresh air dirt good to desiccation on most beneath two layers of conveyer belt is supplemented into desiccation room from supplement wind entrance
Mud is cooled down, and the air of supplement is final to flow out from the outlet of supplement wind and also circulated into heating chamber；
S3, sludge discharge：The sludge that desiccation is completed is arranged on the conveyer belt of desiccation chamber interior bottom by discharging opening
Go out.
Compared with prior art, the beneficial effects of the invention are as follows：The municipal sludge drying processing unit and its processing method,
Can continuous service to municipal sludge carry out mass drying and other treatment, desiccation effect is good, stable and safe in operation, environmental protection, energy
Low remarkable advantage is consumed, by circulating desiccation, energy consumption is reduced, it is great to promote the use of prospect.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is conveyer belt, airduct and desiccation cell structure schematic diagram of the invention；
Fig. 3 is conveyer belt cross section structure schematic diagram of the invention.
In figure：1 conveyer belt, 2 desiccation rooms, 3 supplement wind entrances, 4 charging apertures, 5 airducts, 6 supplement wind outlets, 7 air-introduced machines, 8
Exhaust outlet, 9 hot-blast outlets, 10 heat exchangers, 11 filter mantles, 12 heating chambers, 13 mixing wind entrances, the outlet of 14 circulated airs, 15 go out
Material mouth.
Embodiment
Below in conjunction with the brief description of the drawings in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
Based on the embodiment in the present invention, it is all that those of ordinary skill in the art are obtained under the premise of creative work is not made
Other embodiment, belongs to the scope of protection of the invention.
Embodiment 1
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：A kind of municipal sludge drying processing unit, including desiccation
Room 2 and heating chamber 12, the top of desiccation room 2 are provided with charging aperture 4, and the lower section of charging aperture 4 is provided with inside desiccation room 2
Airduct 5, the lower section of airduct 5 parallel from top to bottom and staggered inside desiccation room 2 is provided with conveyer belt 1, the desiccation room 2
Bottom is additionally provided with discharging opening 15, and the conveyer belt 1 of the bottom stretches out desiccation room 2 by discharging opening 15, and the bottom of desiccation room 2 exists
The lower section of conveyer belt 1 is provided with supplement wind outlet 6, and the left side top of supplement wind outlet 6 is provided with supplement wind on desiccation room 2 and entered
Mouth 3, the right side top of supplement wind outlet 6 is provided with circulated air on desiccation room 2 and exports 14, the circulated air outlet of desiccation room 2
14 and the outlet of supplement wind 6 connected respectively by air channel with the mixing wind entrance 13 of the bottom right of heating chamber 12, the heating chamber 12
Inside is provided with heat exchanger 10, and the heat exchanger 10 is provided with filter mantle 11, the heating chamber between wind entrance 13 with mixing
12 tops are provided with hot-blast outlet 9, and the hot-blast outlet 9 is connected by air channel with airduct 5, and the right-hand member of airduct 5 is in desiccation room 2
Outside is provided with air-introduced machine 7, the air channel between the air-introduced machine 7 and hot-blast outlet 9 and is provided with exhaust outlet 8, the desiccation room 2
The conveyer belt 1 of setting is of five storeys altogether from top to bottom, and sprocket chain band unified driving, the heating chamber 12 are passed through by same variable-frequency motor
The heat exchanger 10 being connected with thermal source of interior setting is that the top in fin tube type heat exchanger, the desiccation room 2 is also equipped with
Thermometric alarm device and fire prevention spray equipment, the airduct 5 is in the top equidistant arrangement of desiccation room 2, and the lower section of airduct 5 is provided with wind
Hole.
Present invention also offers a kind of sludge drying processing method of municipal sludge drying processing unit, including following step
Suddenly：
S1, the preheating of desiccation room：By opening the heat exchanger 10 inside heating chamber 12 and the air inducing of the top of hot-blast outlet 9
Machine 7, warm-up operation is carried out to the inside of desiccation room 2；
S2, sludge circulation desiccation：Treat that dewatered sludge is put into by charging aperture 4, fall on the conveyer belt of the inside top of desiccation room 2
On 1, and successively fall on each layer conveyer belt 1, while in the presence of air-introduced machine 7,85% air-flow passes through the wind on airduct 5
Hole enters desiccation room 2, carries out desiccation to sludge, 15% air-flow discharged by exhaust outlet 8, into desiccation room 2 thermal current from
On desiccation is down carried out to the sludge on each layer conveyer belt 1, then discharged from circulated air outlet 14, and be returned to heating chamber 12, with
This supplement 15% extraneous fresh air into desiccation room 2 to dry on most beneath two layers of conveyer belt 1 from supplement wind entrance 3 simultaneously
The sludge changed is cooled down, and the air of supplement is final to flow out from supplement wind outlet 6 and also circulated into heating chamber 12；
S3, sludge discharge：The sludge that desiccation is completed passes through the quilt of discharging opening 15 on the conveyer belt 1 of the inner bottom of desiccation room 2
Discharge.
Embodiment 2
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：A kind of municipal sludge drying processing unit, including desiccation
Room 2 and heating chamber 12, the top of desiccation room 2 are provided with charging aperture 4, and the lower section of charging aperture 4 is provided with inside desiccation room 2
Airduct 5, the lower section of airduct 5 parallel from top to bottom and staggered inside desiccation room 2 is provided with conveyer belt 1, the desiccation room 2
Bottom is additionally provided with discharging opening 15, and the conveyer belt 1 of the bottom stretches out desiccation room 2 by discharging opening 15, and the bottom of desiccation room 2 exists
The lower section of conveyer belt 1 is provided with supplement wind outlet 6, and the left side top of supplement wind outlet 6 is provided with supplement wind on desiccation room 2 and entered
Mouth 3, the right side top of supplement wind outlet 6 is provided with circulated air on desiccation room 2 and exports 14, the circulated air outlet of desiccation room 2
14 and the outlet of supplement wind 6 connected respectively by air channel with the mixing wind entrance 13 of the bottom right of heating chamber 12, the heating chamber 12
Inside is provided with heat exchanger 10, and the heat exchanger 10 is provided with filter mantle 11, the heating chamber between wind entrance 13 with mixing
12 tops are provided with hot-blast outlet 9, and the hot-blast outlet 9 is connected by air channel with airduct 5, and the right-hand member of airduct 5 is in desiccation room 2
Outside is provided with air-introduced machine 7, the air channel between the air-introduced machine 7 and hot-blast outlet 9 and is provided with exhaust outlet 8, the desiccation room 2
The conveyer belt 1 of setting is of five storeys altogether from top to bottom, and sprocket chain band unified driving, the heating chamber 12 are passed through by same variable-frequency motor
The heat exchanger 10 being connected with thermal source of interior setting is that the top in fin tube type heat exchanger, the desiccation room 2 is also equipped with
Thermometric alarm device and fire prevention spray equipment, the airduct 5 is in the top equidistant arrangement of desiccation room 2, and the lower section of airduct 5 is provided with wind
Hole.
The present invention also provides a kind of sludge drying processing method of municipal sludge drying processing unit, comprises the following steps：
S1, the preheating of desiccation room：By opening the heat exchanger 10 inside heating chamber 12 and the air inducing of the top of hot-blast outlet 9
Machine 7, warm-up operation is carried out to the inside of desiccation room 2；
S2, sludge circulation desiccation：Treat that dewatered sludge is put into by charging aperture 4, fall on the conveyer belt of the inside top of desiccation room 2
On 1, and successively fall on each layer conveyer belt 1, while in the presence of air-introduced machine 7,90% air-flow passes through the wind on airduct 5
Hole enters desiccation room 2, carries out desiccation to sludge, 10% air-flow discharged by exhaust outlet 8, into desiccation room 2 thermal current from
On desiccation is down carried out to the sludge on each layer conveyer belt 1, then discharged from circulated air outlet 14, and be returned to heating chamber 12, with
This supplement 10% extraneous fresh air into desiccation room 2 to dry on most beneath two layers of conveyer belt 1 from supplement wind entrance 3 simultaneously
The sludge changed is cooled down, and the air of supplement is final to flow out from supplement wind outlet 6 and also circulated into heating chamber 12；
S3, sludge discharge：The sludge that desiccation is completed passes through the quilt of discharging opening 15 on the conveyer belt 1 of the inner bottom of desiccation room 2
Discharge.
Embodiment 3
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：A kind of municipal sludge drying processing unit, including desiccation
Room 2 and heating chamber 12, the top of desiccation room 2 are provided with charging aperture 4, and the lower section of charging aperture 4 is provided with inside desiccation room 2
Airduct 5, the lower section of airduct 5 parallel from top to bottom and staggered inside desiccation room 2 is provided with conveyer belt 1, the desiccation room 2
Bottom is additionally provided with discharging opening 15, and the conveyer belt 1 of the bottom stretches out desiccation room 2 by discharging opening 15, and the bottom of desiccation room 2 exists
The lower section of conveyer belt 1 is provided with supplement wind outlet 6, and the left side top of supplement wind outlet 6 is provided with supplement wind on desiccation room 2
Entrance 3, the right side top of supplement wind outlet 6 is provided with circulated air outlet 14 on desiccation room 2, and the circulated air of desiccation room 2 goes out
Mouth 14 and supplement wind outlet 6 are connected by air channel with the mixing wind entrance 13 of the bottom right of heating chamber 12 respectively, the heating chamber
Heat exchanger 10 is installed, the heat exchanger 10 is provided with filter mantle 11, the heating between wind entrance 13 with mixing inside 12
The top of room 12 is provided with hot-blast outlet 9, and the hot-blast outlet 9 is connected by air channel with airduct 5, and the right-hand member of airduct 5 is in desiccation
The outside of room 2, which is provided with air-introduced machine 7, the air channel between the air-introduced machine 7 and hot-blast outlet 9, is provided with exhaust outlet 8, the desiccation room
The conveyer belt 1 set in 2 is of five storeys altogether from top to bottom, and sprocket chain band unified driving, the heating chamber are passed through by same variable-frequency motor
The heat exchanger 10 being connected with thermal source set in 12 is that the top in fin tube type heat exchanger, the desiccation room 2 is also installed
There are thermometric alarm device and fire prevention spray equipment, the airduct 5 is provided with the top equidistant arrangement of desiccation room 2, and the lower section of airduct 5
Air holes.
The present invention also provides a kind of sludge drying processing method of municipal sludge drying processing unit, comprises the following steps：
S1, the preheating of desiccation room：By opening the heat exchanger 10 inside heating chamber 12 and the air inducing of the top of hot-blast outlet 9
Machine 7, warm-up operation is carried out to the inside of desiccation room 2；
S2, sludge circulation desiccation：Treat that dewatered sludge is put into by charging aperture 4, fall on the conveyer belt of the inside top of desiccation room 2
On 1, and successively fall on each layer conveyer belt 1, while in the presence of air-introduced machine 7,95% air-flow passes through the wind on airduct 5
Hole enters desiccation room 2, carries out desiccation to sludge, 5% air-flow discharged by exhaust outlet 8, and the thermal current into desiccation room 2 is from upper
Desiccation is down carried out to the sludge on each layer conveyer belt 1, then is discharged from circulated air outlet 14, and is returned to heating chamber 12, with this
Meanwhile, 5% extraneous fresh air is supplemented into desiccation room 2 to desiccation on most beneath two layers of conveyer belt 1 from supplement wind entrance 3
Good sludge is cooled down, and the air of supplement is final to flow out from supplement wind outlet 6 and also circulated into heating chamber 12；
S3, sludge discharge：The sludge that desiccation is completed passes through the quilt of discharging opening 15 on the conveyer belt 1 of the inner bottom of desiccation room 2
Discharge.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of municipal sludge drying processing unit, including desiccation room（2）And heating chamber（12）, it is characterised in that：The desiccation
Room（2）Top is provided with charging aperture（4）, the charging aperture（4）Lower section is in desiccation room（2）Inside is provided with airduct（5）, the wind
Pipe（5）Lower section is in desiccation room（2）Inside is parallel from top to bottom and staggered is provided with conveyer belt（1）, the desiccation room（2）Bottom
It is additionally provided with discharging opening（15）, the conveyer belt of the bottom（1）Pass through discharging opening（15）Stretch out desiccation room（2）, the desiccation room（2）
Bottom is in conveyer belt（1）Lower section is provided with the outlet of supplement wind（6）, the supplement wind outlet（6）In desiccation room above left side（2）On
It is provided with supplement wind entrance（3）, the supplement wind outlet（6）In desiccation room above right side（2）On be provided with circulated air outlet
（14）, desiccation room（2）Circulated air outlet（14）And the outlet of supplement wind（6）Pass through air channel and heating chamber respectively（12）Bottom right
Mixing wind entrance（13）Connection, the heating chamber（12）Inside is provided with heat exchanger（10）, the heat exchanger（10）With
Mix wind entrance（13）Between be provided with filter mantle（11）, the heating chamber（12）Top is provided with hot-blast outlet（9）, the hot blast
Outlet（9）Pass through air channel and airduct（5）Connection, the airduct（5）Right-hand member is in desiccation room（2）Outside is provided with air-introduced machine（7）, institute
State air-introduced machine（7）With hot-blast outlet（9）Between air channel on be provided with exhaust outlet（8）.
2. a kind of municipal sludge drying processing unit according to claim 1, it is characterised in that：The desiccation room（2）It is interior
The conveyer belt of setting（1）It is of five storeys altogether from top to bottom, sprocket chain band unified driving is passed through by same variable-frequency motor.
3. a kind of municipal sludge drying processing unit according to claim 1, it is characterised in that：The heating chamber（12）It is interior
The heat exchanger being connected with thermal source set（10）For fin tube type heat exchanger.
4. a kind of municipal sludge drying processing unit according to claim 1, it is characterised in that：The desiccation room（2）It is interior
Top be also equipped with thermometric alarm device and fire prevention spray equipment.
5. a kind of municipal sludge drying processing unit according to claim 1, it is characterised in that：The airduct（5）Dry
Change room（2）Top equidistant arrangement, and airduct（5）Lower section is provided with air holes.
6. a kind of sludge drying processing method of the municipal sludge drying processing unit described in claim 1-5, it is characterised in that：
Comprise the following steps：
S1, the preheating of desiccation room：By opening heating chamber（12）Internal heat exchanger（10）With hot-blast outlet（9）The air inducing of top
Machine（7）, to desiccation room（2）Inside carries out warm-up operation；
S2, sludge circulation desiccation：Treat dewatered sludge by charging aperture（4）Input, falls on desiccation room（2）The conveyer belt of internal top
（1）On, and in each layer conveyer belt（1）On successively fall, while in air-introduced machine（7）In the presence of, 85-95% air-flow passes through wind
Pipe（5）On air holes enter desiccation room（2）, desiccation is carried out to sludge, 15-5% air-flow passes through exhaust outlet（8）Discharge, enters
Desiccation room（2）Thermal current from top to down to each layer conveyer belt（1）On sludge carry out desiccation, then from circulated air outlet（14）Row
Go out, and be returned to heating chamber（12）, at the same time, from supplement wind entrance（3）To desiccation room（2）The interior supplement 15-5% external world is new
Fresh air is to most beneath two layers of conveyer belt（1）The good sludge of upper desiccation is cooled down, and the air of supplement is final from the outlet of supplement wind
（6）Flow out and also enter heating chamber（12）Circulated；
S3, sludge discharge：The sludge that desiccation is completed is in desiccation room（2）The conveyer belt of inner bottom（1）On, pass through discharging opening（15）
It is discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710467690.5A CN107117790A (en) | 2017-06-20 | 2017-06-20 | A kind of municipal sludge drying processing unit and its processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710467690.5A CN107117790A (en) | 2017-06-20 | 2017-06-20 | A kind of municipal sludge drying processing unit and its processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107117790A true CN107117790A (en) | 2017-09-01 |
Family
ID=59718408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710467690.5A Pending CN107117790A (en) | 2017-06-20 | 2017-06-20 | A kind of municipal sludge drying processing unit and its processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107117790A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108503183A (en) * | 2018-05-16 | 2018-09-07 | 芜湖众梦电子科技有限公司 | A kind of quick desiccation forming processing equipment of municipal sludge |
| CN110436740A (en) * | 2019-08-29 | 2019-11-12 | 浙江科技学院 | A kind of sludge classification desiccation gasification coupling coal generating system and its process |
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| CN103693829A (en) * | 2013-12-23 | 2014-04-02 | 常州市新港热电有限公司 | Sludge treatment equipment and process |
| CN203768193U (en) * | 2014-03-25 | 2014-08-13 | 王尧尧 | Vitrified sludge disposal system |
| CN205347185U (en) * | 2016-02-17 | 2016-06-29 | 无锡国联环保科技股份有限公司 | Hot -blast mud fluidized bed mummification device that spouts |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE323032B (en) * | 1968-05-14 | 1970-04-20 | Celleco Ab | |
| CN1891643A (en) * | 2005-07-08 | 2007-01-10 | 中国科学院工程热物理研究所 | Particle drier |
| CN202328279U (en) * | 2011-11-01 | 2012-07-11 | 华汇工程设计集团股份有限公司 | Low temperature hot-blast air sludge drying and incineration generation integral system for heat pump |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108503183A (en) * | 2018-05-16 | 2018-09-07 | 芜湖众梦电子科技有限公司 | A kind of quick desiccation forming processing equipment of municipal sludge |
| CN110436740A (en) * | 2019-08-29 | 2019-11-12 | 浙江科技学院 | A kind of sludge classification desiccation gasification coupling coal generating system and its process |
| CN110436740B (en) * | 2019-08-29 | 2024-04-16 | 浙江科技学院 | Sludge grading drying gasification coupling coal-fired power generation system and process method thereof |
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Application publication date: 20170901 |