CN108947173B - Sludge pyrolysis device - Google Patents
Sludge pyrolysis device Download PDFInfo
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- CN108947173B CN108947173B CN201811152518.1A CN201811152518A CN108947173B CN 108947173 B CN108947173 B CN 108947173B CN 201811152518 A CN201811152518 A CN 201811152518A CN 108947173 B CN108947173 B CN 108947173B
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- pyrolysis
- reaction furnace
- sludge
- spiral blade
- pyrolysis reaction
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- 238000000197 pyrolysis Methods 0.000 title claims abstract description 104
- 239000010802 sludge Substances 0.000 title claims abstract description 41
- 238000006243 chemical reaction Methods 0.000 claims abstract description 40
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 8
- 230000002035 prolonged effect Effects 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 238000009283 thermal hydrolysis Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Materials Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention belongs to the fields of environmental protection and sludge treatment, and particularly relates to a sludge pyrolysis device which comprises a pyrolysis part, a data acquisition part and a control part, wherein when a first weight value is larger than a second weight value, the number of left-side blades of a spiral blade is controlled to be more than that of right-side blades, and when the first weight value is smaller than the second weight value, the number of left-side blades of the spiral blade is controlled to be less than that of right-side blades. The sludge pyrolysis device controls the distribution of the helical blades on the outer wall according to the distribution of the sludge, and different positions of the pyrolysis reaction furnace have different heating effects, so that the treatment effect is good, and the device is energy-saving and environment-friendly.
Description
Technical Field
The invention belongs to the fields of environmental protection and sludge treatment, and particularly relates to a sludge pyrolysis device.
Background
Low temperature pyrolysis of sludge is a developing energy recovery type sludge thermochemical treatment technology. For example, patent products of li academic literature, a continuous sludge thermal decomposition method and device (refer to patent document CN104986934B), patent products of shenzhen university, a technical method for treating municipal sludge by microwave pyrolysis (refer to patent document CN105417918B), patent products of guhekken university, a treatment method, a treatment device and a heat energy utilization method (refer to patent document CN101998941B), patent products of hangpeng zhi, sludge or organic garbage high and low temperature coupled pyrolysis method (refer to patent document CN101708938B), patent products of beijing jielan environmental science and technology limited company, a modular sludge thermal hydrolysis treatment device and method (refer to patent document CN105016595B), and patent products of ataxia university, a system and method for oil, gas and carbon adjustable waste pyrolysis (refer to patent document CN 104087340B).
Disclosure of Invention
The invention provides a sludge pyrolysis device which can dynamically adjust the technological parameters of pyrolysis treatment or the structural form of the pyrolysis device according to the property and the treatment process of sludge to be treated, so that the treatment effect is good, and the sludge pyrolysis device is energy-saving and environment-friendly.
The device comprises a pyrolysis part, a data acquisition part and a control part, wherein the control part controls the pyrolysis part to perform corresponding structure adjustment according to information acquired by the data acquisition part; the pyrolysis section includes:
the pyrolysis reaction furnace is used for placing and containing sludge to be treated;
the pyrolysis gas chamber is wrapped at the periphery of the pyrolysis reaction furnace, and high-temperature pyrolysis gas serving as a heat source for sludge pyrolysis is introduced into the pyrolysis gas chamber;
the spiral blade is arranged in the pyrolysis air cavity and uniformly wound on the outer wall of the pyrolysis reaction furnace, one end of the spiral blade is fixed at the air inlet, the other end of the spiral blade is fixed at the air outlet, the middle part of the spiral blade can move along the outer wall of the pyrolysis reaction furnace, and the spiral blade is used for guiding pyrolysis gas to flow along the winding direction of the spiral blade;
one end of the telescopic rod is fixed in the middle of the helical blade;
the motor is arranged outside the pyrolysis air cavity, is connected with the other end of the telescopic rod and is used for driving the telescopic rod to stretch;
the motor drives the telescopic rod to stretch and retract, so that the spiral blades move along the outer wall of the pyrolysis reaction furnace, the distribution of the number of the spiral blades on the outer wall is changed, the flow of pyrolysis gas in the pyrolysis gas cavity chamber becomes uneven, and different heating effects are generated at different positions of the pyrolysis reaction furnace;
the data acquisition part includes:
the first weight sensor is arranged on the left side of the pyrolysis reaction furnace and used for detecting the first weight of sludge on the left side of the pyrolysis reaction furnace;
the second weight sensor is arranged on the right side of the pyrolysis reaction furnace and used for detecting the second weight of the sludge on the right side of the pyrolysis reaction furnace;
the control section is configured to:
when the first weight value is larger than the second weight value, the sludge to be pyrolyzed is centrally distributed on the left side of the pyrolysis reaction furnace, the motor is controlled to rotate to drive the telescopic rod to extend, the middle part of the spiral blade moves leftwards along the outer wall of the pyrolysis reaction furnace, so that the number of blades on the left side of the spiral blade is larger than that of blades on the right side of the spiral blade, the backflow frequency of pyrolysis gas on the left side is increased, the heating time of the furnace wall on the left side is prolonged, the heating speed is increased, the pyrolysis speed of the sludge is increased, and;
in a similar way, when the first weight value is smaller than the second weight value, the sludge to be pyrolyzed is shown to be intensively distributed on the right side of the pyrolysis reaction furnace, and the motor is controlled to rotate reversely, so that the number of blades on the left side of the spiral blade is smaller than that of blades on the right side.
Preferably, the moving distance of the spiral blade is one third to one fourth of the length of the pyrolysis reaction furnace.
The invention has the beneficial effects that: according to the invention, the distribution of the helical blades on the outer wall is controlled according to the distribution of the sludge, and different positions of the pyrolysis reaction furnace have different heating effects, so that the pyrolysis treatment effect is good, and the pyrolysis reaction furnace is energy-saving and environment-friendly.
Drawings
FIG. 1 shows a schematic view of a helical blade profile;
fig. 2 shows a block diagram of the composition of the sludge pyrolysis apparatus.
Detailed Description
The structure of the present system and the functions performed are described in detail below with reference to the accompanying drawings.
A sludge pyrolysis device comprises a pyrolysis part 1, a data acquisition part 2 and a control part 3, wherein the control part 3 controls the pyrolysis part 1 to perform corresponding adjustment according to information acquired by the data acquisition part 2;
wherein,
the pyrolysis section 1 includes:
the pyrolysis reaction furnace 11 is a hollow cylinder and is used for placing sludge to be pyrolyzed and residual solid residues after pyrolysis reaction;
a pyrolysis gas chamber 12, which is wrapped on the periphery of the pyrolysis reaction furnace 11 and is internally provided with pyrolysis gas;
the spiral blade 13 is arranged in the pyrolysis air cavity 12 and uniformly wound on the outer wall of the pyrolysis reaction furnace 11, one end of the spiral blade is fixed at the air inlet, the other end of the spiral blade is fixed at the air outlet, and the middle part of the spiral blade can move along the outer wall of the pyrolysis reaction furnace 11 and is used for guiding pyrolysis gas to flow along the winding direction of the pyrolysis gas so that the pyrolysis gas forms a backflow channel in the pyrolysis chamber 12;
a telescopic rod 14, one end of which is fixed at the middle position of the helical blade 13;
the motor 15 is arranged outside the pyrolysis gas chamber 12, is connected with the other end of the telescopic rod 14, and is used for driving the telescopic rod 14 to stretch;
the motor 15 rotates to drive the telescopic rod 14 to stretch and retract, so that the spiral blades 13 move along the outer wall of the pyrolysis reaction furnace 11, the distribution of the number of the spiral blades 13 on the outer wall is changed, and different heating effects are generated at different positions of the pyrolysis reaction furnace 11;
the data acquisition unit 2 includes:
a first weight sensor 21 disposed at a left side of the pyrolysis reactor 11, for detecting a first weight of sludge at the left side of the pyrolysis reactor 11;
a second weight sensor 22 disposed at the right side of the pyrolysis reactor 11 for detecting a second weight of the sludge at the right side of the pyrolysis reactor 11;
a control section 3 configured to:
when the first weight value is larger than the second weight value, the sludge to be pyrolyzed is shown to be intensively distributed on the left side of the pyrolysis reaction furnace, the motor is controlled to rotate to drive the telescopic rod to extend, so that the middle part of the spiral blade moves leftwards along the outer wall of the pyrolysis reaction furnace, at the moment, the number of the left side blades of the spiral blade is more than that of the right side blades, the reflux frequency of pyrolysis gas on the left side is increased, the heating time of the furnace wall on the left side is prolonged, the heating speed is accelerated, the pyrolysis speed of the sludge is accelerated, and the;
in a similar way, when the first weight value is smaller than the second weight value, the sludge to be pyrolyzed is shown to be intensively distributed on the right side of the pyrolysis reaction furnace, and the motor is controlled to rotate reversely, so that the number of blades on the left side of the spiral blade is smaller than that of blades on the right side.
It will be appreciated by persons skilled in the art that numerous variations and/or modifications may be made to the invention as shown in the specific embodiments without departing from the spirit or scope of the invention as broadly described. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive. Likewise, the invention encompasses any combination of features, in particular of features in the patent claims, even if this feature or this combination of features is not explicitly specified in the patent claims or in the individual embodiments herein.
Claims (2)
1. A sludge pyrolysis device comprises a pyrolysis part, a data acquisition part and a control part, wherein the control part controls the pyrolysis part to perform corresponding structure adjustment according to information acquired by the data acquisition part; it is characterized in that the preparation method is characterized in that,
the pyrolysis section includes:
the pyrolysis reaction furnace is used for placing and containing sludge to be treated;
the pyrolysis gas chamber is wrapped at the periphery of the pyrolysis reaction furnace, and high-temperature pyrolysis gas serving as a heat source for sludge pyrolysis is introduced into the pyrolysis gas chamber;
the spiral blade is arranged in the pyrolysis air cavity and uniformly wound on the outer wall of the pyrolysis reaction furnace, one end of the spiral blade is fixed at the air inlet, the other end of the spiral blade is fixed at the air outlet, the middle part of the spiral blade can move along the outer wall of the pyrolysis reaction furnace, and the spiral blade is used for guiding pyrolysis gas to flow along the winding direction of the spiral blade;
one end of the telescopic rod is fixed in the middle of the helical blade;
the motor is arranged outside the pyrolysis air cavity, is connected with the other end of the telescopic rod and is used for driving the telescopic rod to stretch;
the motor drives the telescopic rod to stretch and retract, so that the spiral blades move along the outer wall of the pyrolysis reaction furnace, the distribution of the number of the spiral blades on the outer wall is changed, the flow of pyrolysis gas in the pyrolysis gas cavity chamber becomes uneven, and different heating effects are generated at different positions of the pyrolysis reaction furnace;
the data acquisition unit includes:
the first weight sensor is arranged on the left side of the pyrolysis reaction furnace and used for detecting the first weight of sludge on the left side of the pyrolysis reaction furnace;
the second weight sensor is arranged on the right side of the pyrolysis reaction furnace and used for detecting the second weight of the sludge on the right side of the pyrolysis reaction furnace;
the control section is configured to:
when the first weight value is larger than the second weight value, the sludge to be pyrolyzed is centrally distributed on the left side of the pyrolysis reaction furnace, the motor is controlled to rotate to drive the telescopic rod to extend, the middle part of the spiral blade moves leftwards along the outer wall of the pyrolysis reaction furnace, so that the number of blades on the left side of the spiral blade is larger than that of blades on the right side of the spiral blade, the backflow frequency of pyrolysis gas on the left side is increased, the heating time of the furnace wall on the left side is prolonged, the heating speed is increased, the pyrolysis speed of the sludge is increased, and;
in a similar way, when the first weight value is smaller than the second weight value, the sludge to be pyrolyzed is shown to be intensively distributed on the right side of the pyrolysis reaction furnace, and the motor is controlled to rotate reversely, so that the number of blades on the left side of the spiral blade is smaller than that of blades on the right side.
2. The apparatus of claim 1, wherein the helical blade is moved by a distance of one third to one fourth of a length of the pyrolysis reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811152518.1A CN108947173B (en) | 2018-09-29 | 2018-09-29 | Sludge pyrolysis device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811152518.1A CN108947173B (en) | 2018-09-29 | 2018-09-29 | Sludge pyrolysis device |
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| CN108947173A CN108947173A (en) | 2018-12-07 |
| CN108947173B true CN108947173B (en) | 2021-03-16 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108929013B (en) * | 2018-09-29 | 2021-04-13 | 南京华昭环保设备有限公司 | Device for pyrolysis treatment of sludge |
| CN108947172B (en) * | 2018-09-29 | 2021-03-19 | 克拉玛依博达生态环保科技有限责任公司 | Environment-friendly sludge treatment equipment |
| CN110643381A (en) * | 2019-10-11 | 2020-01-03 | 杨帆 | Heat value efficiency improving system for continuous carbonization of urban domestic sewage biomass |
| CN114210296A (en) * | 2021-12-28 | 2022-03-22 | 常州创明超电材料科技有限公司 | High-efficiency gas-solid heterogeneous reaction furnace |
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| FR2945294B1 (en) * | 2009-05-07 | 2012-04-20 | Olivier Lepez | METHOD AND INSTALLATION FOR ENERGETIC DENSIFICATION OF A PRODUCT IN THE FORM OF DIVIDED SOLIDS FOR OBTAINING ENERGY-EFFICIENT PYROLYTIC OILS |
| IT1406771B1 (en) * | 2010-12-23 | 2014-03-07 | Sea Marconi Technologies Di Vander Tumiatti S A S | MODULAR PLANT FOR THE CONDUCT OF CONVERSION PROCEDURES OF CARBONOUS MATRICES |
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| CN2903043Y (en) * | 2006-04-25 | 2007-05-23 | 大庆油田创业集团有限公司 | Cracking apparatus of harmless treating for mud and sand containing oil |
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| CN203319926U (en) * | 2013-05-06 | 2013-12-04 | 周鼎力 | Rotary reaction kettle for pyrolyzing coal or organic waste in garbage |
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| CN108947173A (en) | 2018-12-07 |
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Inventor after: Ma Qi Inventor after: Qin Haijun Inventor after: Ma Xue Inventor after: Jiang Wei Inventor before: Jiang Wei |
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Effective date of registration: 20210302 Address after: 880 Pingnan 2nd Road, Baijiantan District, Karamay City, Xinjiang Uygur Autonomous Region 834000 Applicant after: KARAMAY BODA ECOLOGICAL ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY Co.,Ltd. Address before: 230000 building 6, Xinghai garden, logistics Avenue, Yaohai District, Hefei City, Anhui Province Applicant before: Jiang Wei |
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Denomination of invention: Sludge pyrolysis unit Effective date of registration: 20220622 Granted publication date: 20210316 Pledgee: Agricultural Development Bank of China Karamay branch Pledgor: KARAMAY BODA ECOLOGICAL ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2022650000024 |
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Date of cancellation: 20230802 Granted publication date: 20210316 Pledgee: Agricultural Development Bank of China Karamay branch Pledgor: KARAMAY BODA ECOLOGICAL ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2022650000024 |