CN112620329A - Soil organic matter pollution treatment device - Google Patents
Soil organic matter pollution treatment device Download PDFInfo
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- CN112620329A CN112620329A CN202011377396.3A CN202011377396A CN112620329A CN 112620329 A CN112620329 A CN 112620329A CN 202011377396 A CN202011377396 A CN 202011377396A CN 112620329 A CN112620329 A CN 112620329A
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- microwave treatment
- organic matter
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- 239000004016 soil organic matter Substances 0.000 title claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 33
- 239000002689 soil Substances 0.000 claims abstract description 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000010802 sludge Substances 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000002912 waste gas Substances 0.000 claims abstract description 6
- 230000005294 ferromagnetic effect Effects 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 239000000843 powder Substances 0.000 claims description 19
- 238000007599 discharging Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 abstract description 7
- 238000005067 remediation Methods 0.000 abstract description 6
- 238000005868 electrolysis reaction Methods 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 241000282414 Homo sapiens Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- IQUPABOKLQSFBK-UHFFFAOYSA-N 2-nitrophenol Chemical compound OC1=CC=CC=C1[N+]([O-])=O IQUPABOKLQSFBK-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- HFFLGKNGCAIQMO-UHFFFAOYSA-N trichloroacetaldehyde Chemical compound ClC(Cl)(Cl)C=O HFFLGKNGCAIQMO-UHFFFAOYSA-N 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- -1 and finally Substances 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- YYRMJZQKEFZXMX-UHFFFAOYSA-L calcium bis(dihydrogenphosphate) Chemical compound [Ca+2].OP(O)([O-])=O.OP(O)([O-])=O YYRMJZQKEFZXMX-UHFFFAOYSA-L 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 210000000750 endocrine system Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 235000019691 monocalcium phosphate Nutrition 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 229940029273 trichloroacetaldehyde Drugs 0.000 description 1
- 230000004614 tumor growth Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/06—Reclamation of contaminated soil thermally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
- B09C1/085—Reclamation of contaminated soil chemically electrochemically, e.g. by electrokinetics
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention provides a soil remediation device, and particularly discloses a soil organic matter pollution treatment device which comprises a pretreatment chamber, a microwave treatment mechanism and a sludge dryer, wherein a feed inlet is formed in the top end of the pretreatment chamber, a screen is arranged in the pretreatment chamber, a first discharge outlet is formed in the screen, a second discharge outlet is formed in the bottom wall of the pretreatment chamber, and a driving piece is arranged on the outer side of the bottom wall; the microwave treatment mechanism comprises a microwave treatment cavity, a material conveying and conveying piece and a microwave heater, wherein an activated carbon layer is arranged on the surface of the material conveying and conveying piece; the microwave heater is arranged in the microwave treatment cavity, and the top end of the microwave treatment cavity is connected with a waste gas treatment device; the sludge dryer is communicated with the microwave treatment mechanism, and a magnet block is arranged at the discharge port of the sludge dryer. According to the soil organic matter pollution treatment device provided by the invention, the microwave treatment and the internal electrolysis are combined, and compared with the single microwave heating treatment, the removal rate of organic matters is improved.
Description
Technical Field
The invention relates to a soil remediation device, and particularly discloses a soil organic matter pollution treatment device.
Background
The organic matter pollution of the soil means that after toxic and harmful organic substances enter the soil, the quantity and the speed of the toxic and harmful organic substances exceed the speed of the purification effect of the soil, the natural dynamic balance is destroyed, the accumulation process of the pollutants gradually takes advantage, and therefore the natural normal function of the soil is disordered, and the quality of the soil is reduced.
Organic pollution of soil can cause crop yield reduction, for example, calcium superphosphate fertilizer prepared from waste acid containing trichloroacetaldehyde can cause large-area yield reduction of wheat and rice, and can cause pollutants to remain in plants. Organic matters in the soil can also be absorbed by plants and accumulated in a food chain, so that the health of human beings is harmed, biochemical and physiological reactions of the human bodies are influenced, metabolism, development and reproductive functions are influenced, and serious harm can be caused to the intelligence development level of the human beings and damage to a nervous system and an endocrine system. Organic contaminants may promote tumor growth after entering the body, leading to increased incidence of cancer.
The polluted soil is repaired by various methods, mainly including an oxidation method, a leaching method, a multiphase extraction method, a thermal repair method and the like. The thermal remediation method is a widely applied technology, and mainly comprises the steps of heating the contaminated soil to a sufficient temperature in a heating mode, and indirectly enabling pollutants in the soil to reach a high enough temperature so as to be separated from the contaminated soil, thereby achieving the goal of remediation. The microwave heating belongs to one of enhanced thermal remediation, partial polar pollution of soil is a sensitizer of microwaves, the sensitizer can directly absorb the microwaves to volatilize or degrade, meanwhile, due to the existence of polar substances such as water and the like in the soil, the microwaves can synchronously heat the soil, and finally, pollutants in the soil can be effectively treated through volatilization and decomposition, so that the aim of remediation is fulfilled. However, most of the existing microwave heating repair devices directly perform microwave heating treatment on the soil to treat organic pollutants, and have the problems of low organic pollutant removal rate and more residues.
Disclosure of Invention
The invention provides a soil organic matter pollution treatment device, which combines microwave treatment and internal electrolysis, and improves the removal rate of organic matters compared with simple microwave heating treatment.
The soil organic matter pollution treatment device provided by the invention comprises:
the top end of the pretreatment chamber is provided with a feeding hole for contaminated soil and ferromagnetic metal powder to enter, a screen is horizontally arranged in the pretreatment chamber, a first discharging hole is formed in the side wall of the pretreatment chamber and is positioned at the screen, a second discharging hole is formed in the bottom wall of the pretreatment chamber, and a driving piece for driving the pretreatment chamber to vibrate is installed on the outer side of the bottom wall of the pretreatment chamber;
the microwave treatment mechanism is communicated with the pretreatment chamber at the second discharge port and comprises a microwave treatment cavity, a material conveying and conveying piece and a microwave heater, the material conveying and conveying piece is horizontally arranged in the microwave treatment cavity, and an activated carbon layer is arranged on the surface of the material conveying and conveying piece; the microwave heater is arranged in the microwave treatment cavity, a third discharge hole is formed in one side, away from the pretreatment chamber, of the microwave treatment cavity and located at the material conveying piece, and a waste gas treatment device is connected to the top end of the microwave treatment cavity; and
the sludge dryer is communicated with the microwave treatment mechanism through a conveying channel, and a magnet block magnetically attracted with the ferromagnetic metal powder is arranged at the discharge port of the sludge dryer.
Preferably, a discharge pipeline is arranged at the second discharge port, a material guide pipe is communicated with the discharge pipeline, and the other end of the material guide pipe is arranged on the top wall of the microwave treatment cavity.
Preferably, a rubber cushion pad is arranged at the joint of the material guide pipe and the microwave treatment cavity.
Preferably, the conveying channel is internally provided with an auger for pushing the material to move, and the outer wall of the conveying channel is provided with a motor for driving the auger.
Preferably, the driving member is a vibration motor, and the vibration motor is controlled by a frequency converter.
Preferably, the microwave heater is composed of a microwave generator and a waveguide tube, and the microwave generator is communicated with the waveguide tube.
Compared with the prior art, the invention has the beneficial effects that:
according to the soil organic matter pollution treatment device provided by the invention, the polluted soil is mixed with the ferromagnetic metal powder, when the mixture enters the microwave treatment mechanism, the ferromagnetic metal powder and the activated carbon layer form an active center under the action of microwave radiation, so that the adsorption capacity of the activated carbon layer and the ferromagnetic metal powder to organic matters is enhanced, and the existence of the ferromagnetic metal powder can also promote the activation and regeneration of activated carbon, so that the activated carbon can be ensured to continuously maintain better adsorption capacity; the device combines microwave treatment and internal electrolysis, and the removal rate of organic matters is improved better.
Drawings
Fig. 1 is a schematic structural diagram of a soil organic matter pollution treatment device provided by an embodiment of the invention.
Description of reference numerals: 100. a pretreatment chamber; 200. a microwave processing mechanism; 201. a microwave treatment cavity; 202. a material conveying and conveying member; 203. a microwave heater; 204. an exhaust gas treatment device; 205. a material guide pipe; 206. a rubber cushion pad; 302. the packing auger 303 and the motor; 400. a sludge dryer; 401. and a magnet block.
Detailed Description
An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.
In the description of the present invention, it is to be understood that the terms "top", "bottom", "inside", "outside", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing technical solutions of the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, the soil organic matter pollution treatment apparatus according to the embodiment of the present invention includes a pretreatment chamber 100, a microwave treatment mechanism 200, and a sludge dryer 400; a feeding hole for contaminated soil and ferromagnetic metal powder to enter is formed in the top end of the pretreatment chamber 100, a screen is horizontally arranged in the pretreatment chamber 100, a first discharging hole is formed in the side wall of the pretreatment chamber 100 and located at the screen, a second discharging hole is formed in the side wall of the pretreatment chamber 100 and located at the bottom wall of the pretreatment chamber, and a driving piece for driving the pretreatment chamber 100 to vibrate is installed on the outer side of the bottom wall of the pretreatment chamber; the microwave treatment mechanism 200 is communicated with the second discharge hole and comprises a microwave treatment cavity 201, a material conveying and conveying piece 202 and a microwave heater 203, the material conveying and conveying piece 202 is horizontally arranged in the microwave treatment cavity 201, and an activated carbon layer is arranged on the surface of the material conveying and conveying piece 202; the microwave heater 203 is arranged in the microwave treatment cavity 201, a third discharge hole is formed in one side, away from the pretreatment chamber 100, of the microwave treatment cavity 201 and positioned at the material conveying and conveying part 202, and the top end of the microwave treatment cavity 201 is connected with a waste gas treatment device 204; the sludge dryer 400 is communicated with the microwave treatment mechanism 200 through a conveying channel, and a magnet block 401 magnetically attracted with ferromagnetic metal powder is arranged at a discharge port of the sludge dryer 400;
when the device is used, the driving piece is opened, the pretreatment chamber 100 vibrates, contaminated soil and ferromagnetic metal powder are mixed and enter the pretreatment chamber 100 through the feeding hole, the continuously vibrating screen can screen the mixture, the soil and ferromagnetic metal powder in the mixture can leak from the screen, large granular substances such as stones and the like can move to the first discharging hole under the continuous vibration of the screen to be collected, the soil and ferromagnetic metal powder mixture leaking from the screen can fall onto the bottom wall of the pretreatment chamber 100, the mixture further moves to the second discharging hole through the continuous vibration of the bottom wall, then enters the microwave treatment cavity 201 from the second discharging hole, the microwave heater 203 is opened to treat the mixture in the microwave treatment cavity 201, under the microwave radiation, arc light is generated among activated carbon particles on the surface of the material conveying piece 202, the temperature is rapidly raised, and an active center is formed on the surface of the activated carbon in a short time, organic matters adhered to the surface of the activated carbon can be quickly degraded into carbon dioxide and water, under the microwave radiation of the ferromagnetic metal powder, arc light can be generated among iron scrap particles, the temperature is quickly raised to form an active center, and part of the ferromagnetic metal powder can be accumulated on the surface of the activated carbon, so that the activated carbon particles around the active center can quickly reach high temperature, the internal gap of the activated carbon is enlarged, and the activation and regeneration of the activated carbon are promoted, so that the adsorption of the organic matters is further enhanced, and under the existence of the ferromagnetic metal powder, the formation of the active center in a microwave field is more violent, and the organic matters adhered to the surface of the ferromagnetic metal powder can also be degraded; the waste gas generated in the microwave treatment mechanism 200 can enter the waste gas treatment device 204 to continue to be treated; the mixture after the microwave treatment further enters the sludge dryer 400 through a conveying channel, the water is evaporated by the sludge dryer 400, and then falls from the discharge port of the sludge dryer 400, and the ferromagnetic metal powder mixed in the soil can be magnetically attracted by the magnet block at the discharge port; the device combines microwave treatment and internal electrolysis, and effectively improves the removal rate of organic matters; when the microwave treatment is carried out, the thickness of the material on the material conveying piece 202 is not more than 100 mm; in the microwave treatment, a suction device may be connected to the microwave treatment mechanism 200 to maintain a micro-negative pressure state in the microwave treatment chamber 201.
In the above embodiment, a discharge pipe is arranged at the second discharge port, the discharge pipe is communicated with a material guide pipe 205, the other end of the material guide pipe 205 is arranged on the top wall of the microwave processing cavity 201, and a rubber cushion 206 is arranged at the connection part of the material guide pipe 205 and the microwave processing cavity 201; the material that moves to second discharge gate department under the continuous vibration of pretreatment chamber 100 diapire enters into microwave treatment cavity 201 through ejection of compact pipeline, passage 205 in proper order, because pretreatment chamber 100 is in the state of lasting vibration, rubber buffer 206 can play the effect of vibration buffering between passage 205 and microwave treatment cavity 201, guarantees pretreatment chamber 100's normal operating.
In the above embodiment, the conveying channel is internally provided with the packing auger 302 for pushing the materials to move, the outer wall of the conveying channel is provided with the motor 303 for driving the packing auger 302, and the mixed materials after microwave treatment can be conveyed to the sludge dryer 400 for drying treatment under the action of the packing auger.
In the above embodiment, the driving member is a vibration motor, and the vibration motor is controlled by a frequency converter.
In the above embodiment, the microwave heater is composed of a microwave generator and a waveguide, and the microwave generator is communicated with the waveguide.
The treatment device provided by the embodiment of the invention and the treatment device provided by the embodiment of the invention are respectively used for treating simulated organic soil without adding ferromagnetic metal powder (as a comparative example 1) and a conventional microwave treatment device (with an authorization notice number of CN 208527684U as a comparative example 2), the microwave radiation time is controlled to be 20min, the microwave power is 8kw, and the microwave frequency is 2000 MHz;
wherein, the amounts of the nitrophenol and the polycyclic aromatic hydrocarbon in the simulated organic soil are 236mg/kg and 2.5mg/kg respectively;
the results of the treatment are shown in Table 1.
Table 1 results of treatment of simulated organic soil by each group
As can be seen from table 1, the removal rates of the soil organic matter pollution treatment device provided by the embodiment of the present invention to nitrophenol and polycyclic aromatic hydrocarbon in soil are both greater than 90%, which is higher than the removal rates of comparative example 1 and comparative example 2, which indicates that the soil organic matter pollution treatment device provided by the present invention has a better treatment effect on organic matter in soil compared with other devices.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (6)
1. A soil organic matter pollution treatment device, characterized by comprising:
the top end of the pretreatment chamber (100) is provided with a feeding hole for contaminated soil and ferromagnetic metal powder to enter, a screen is horizontally arranged in the pretreatment chamber (100), a first discharging hole is formed in the side wall of the pretreatment chamber (100) and located at the screen, a second discharging hole is formed in the bottom wall of the pretreatment chamber, and a driving piece for driving the pretreatment chamber (100) to vibrate is installed on the outer side of the bottom wall of the pretreatment chamber;
the microwave treatment mechanism (200) is communicated with the pretreatment chamber (100) at the second discharge port and comprises a microwave treatment cavity (201), a material conveying piece (202) and a microwave heater (203), the material conveying piece (202) is horizontally arranged in the microwave treatment cavity (201), and an activated carbon layer is arranged on the surface of the material conveying piece (202); the microwave heater (203) is arranged in the microwave treatment cavity (201), a third discharge hole is formed in one side, far away from the pretreatment chamber (100), of the microwave treatment cavity (201) and located at the material conveying piece (202), and the top end of the microwave treatment cavity (201) is connected with a waste gas treatment device (204); and
the sludge dryer (400) is communicated with the microwave treatment mechanism (200) through a conveying channel, and a magnet block (401) magnetically attracted with the ferromagnetic metal powder is arranged at the discharge port of the sludge dryer (400).
2. The soil organic matter pollution treatment device according to claim 1, wherein a discharge pipe is arranged at the second discharge port, a material guide pipe (205) is arranged on the discharge pipe in a communication manner, and the other end of the material guide pipe (205) is arranged on the top wall of the microwave treatment cavity (201).
3. The soil organic matter pollution treatment device as claimed in claim 2, wherein a rubber buffer (206) is provided at the connection of said material guiding pipe (205) and said microwave treatment chamber (201).
4. The soil organic matter pollution treatment device according to claim 1, wherein an auger (302) for pushing the material to move is arranged in the conveying channel, and a motor (303) for driving the auger (302) is arranged on the outer wall of the conveying channel.
5. The soil organic matter pollution treatment device of claim 1, wherein the driving member is a vibration motor, and the vibration motor is controlled by a frequency converter.
6. The soil organic matter pollution treatment device as claimed in claim 1, wherein said microwave heater (203) is composed of a microwave generator and a waveguide, and said microwave generator and said waveguide are in communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011377396.3A CN112620329A (en) | 2020-11-30 | 2020-11-30 | Soil organic matter pollution treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011377396.3A CN112620329A (en) | 2020-11-30 | 2020-11-30 | Soil organic matter pollution treatment device |
Publications (1)
| Publication Number | Publication Date |
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| CN112620329A true CN112620329A (en) | 2021-04-09 |
Family
ID=75306995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011377396.3A Pending CN112620329A (en) | 2020-11-30 | 2020-11-30 | Soil organic matter pollution treatment device |
Country Status (1)
| Country | Link |
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| CN (1) | CN112620329A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508902A (en) * | 2022-01-27 | 2022-05-17 | 中国计量大学 | Storage type soil drying system for recycling waste heat of secondary combustion chamber and control method |
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Cited By (2)
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| CN114508902A (en) * | 2022-01-27 | 2022-05-17 | 中国计量大学 | Storage type soil drying system for recycling waste heat of secondary combustion chamber and control method |
| CN114508902B (en) * | 2022-01-27 | 2023-06-23 | 中国计量大学 | Warehouse type soil drying system for recycling waste heat of secondary combustion chamber and control method |
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Application publication date: 20210409 |
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