CN115200318B - High-humidity material drying method - Google Patents

High-humidity material drying method Download PDF

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Publication number
CN115200318B
CN115200318B CN202110399373.0A CN202110399373A CN115200318B CN 115200318 B CN115200318 B CN 115200318B CN 202110399373 A CN202110399373 A CN 202110399373A CN 115200318 B CN115200318 B CN 115200318B
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temperature
low
dryer
drying
water
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CN115200318A (en
Inventor
刘学磊
秦广庆
张广庆
王成龙
吴国倩
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Jinan Zhongchang Drying Equipment Co ltd
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Jinan Zhongchang Drying Equipment Co ltd
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/18—Drying solid materials or objects by processes involving the application of heat by conduction, i.e. the heat is conveyed from the heat source, e.g. gas flame, to the materials or objects to be dried by direct contact
    • F26B3/22—Drying solid materials or objects by processes involving the application of heat by conduction, i.e. the heat is conveyed from the heat source, e.g. gas flame, to the materials or objects to be dried by direct contact the heat source and the materials or objects to be dried being in relative motion, e.g. of vibration
    • F26B3/24—Drying solid materials or objects by processes involving the application of heat by conduction, i.e. the heat is conveyed from the heat source, e.g. gas flame, to the materials or objects to be dried by direct contact the heat source and the materials or objects to be dried being in relative motion, e.g. of vibration the movement being rotation
    • 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
    • C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B20/00—Combinations of machines or apparatus covered by two or more of groups F26B9/00 - F26B19/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
    • F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/003—Supply-air or gas filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/06—Controlling, e.g. regulating, parameters of gas supply
    • F26B21/08—Humidity
    • F26B21/086—Humidity by condensing the moisture in the drying medium, which may be recycled, e.g. using a heat pump cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00—Heating arrangements
    • F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
    • F26B3/06—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried
    • F26B3/08—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
    • F26B3/06—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried
    • F26B3/08—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed
    • F26B3/082—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed arrangements of devices for distributing fluidising gas, e.g. grids, nozzles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
    • F26B2200/18—Sludges, e.g. sewage, waste, industrial processes, cooling towers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Combustion & Propulsion (AREA)
  • Sustainable Development (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a high-humidity material drying method, which adopts a paddle dryer and a fluidized bed to perform double-effect drying, and comprises a paddle dryer, a fluidized bed dryer, a quantitative feeder, a sealing discharger, a hot water heat exchanger, a low-temperature circulating fan, a low-temperature steam condensing tower, a low-temperature condensate water circulating pump, a low-temperature condensate water heat exchanger and the like. The invention provides a treatment method of a high-humidity material system through a double-effect drying system, solves the problems of material agglomeration and sticking in the drying process of the high-humidity material, fully utilizes waste heat for circulation, effectively improves the utilization rate of heat energy, and solves the problems of higher tail gas temperature and high energy consumption of the drying system in the traditional drying process.

Description

High-humidity material drying method
Technical Field
The invention relates to a high-humidity material drying method, in particular to a paddle dryer and a fluidized bed double-effect drying method.
Background
In the fields of chemical industry, water treatment and the like, a large amount of sludge, dreg and the like can be generated, and the materials generally have the characteristics of higher viscosity and higher water content. The conventional treatment method is to carry out drying treatment by a rotary drum dryer. Due to the fact that the moisture content of the high-humidity materials is large, uniform feeding cannot be performed on the dryer, and the phenomena of agglomeration and sticking and blocking are easy to occur. The rotary cylinder dryer has the defects of complex equipment structure, large occupied area, high manufacturing cost and high maintenance cost.
In addition, the working gas used for drying has a higher temperature, and after the drying is finished, the temperature of the working gas is still high, and more heat can be taken away by tail gas, so that the overall energy consumption of the drying system is higher.
Disclosure of Invention
In order to solve the technical problems, the invention provides a paddle dryer and a fluidized bed double-effect drying method for high-humidity hot materials.
The technical scheme adopted by the invention is as follows:
a high-humidity material drying method comprises a blade dryer, a fluidized bed dryer, a quantitative feeder, a sealing discharger, a hot water heat exchanger, a low-temperature circulating fan, a low-temperature steam condensing tower, a low-temperature condensate water circulating pump, a low-temperature condensate water heat exchanger, a steam heat exchanger, a high-temperature condensate water circulating pump, a high-temperature circulating fan and a high-temperature steam condensing tower.
The blade dryer comprises a hollow blade, and the shell of the blade dryer comprises a feed inlet, an air inlet and an air outlet.
The fluidized bed dryer comprises an inner heating device and an inner dust removing device, wherein the heat source of the inner heating device can be steam, hot water, heat conducting oil and the like, and the inner dust removing device is of a cloth bag dust removing structure. The fluidized bed dryer obtains the casing including feed inlet, discharge gate, air intake, air outlet.
The quantitative feeder can quantitatively add high-humidity materials to the system; the sealed discharger is a sealed discharging device of the paddle dryer; the hot water heat exchanger is a heating device of working gas for drying of the paddle dryer. The low-temperature circulating fan is a gas circulating fan for drying the blade dryer; the low-temperature steam condensing tower is a steam condensing device of working gas of the paddle dryer; the low-temperature condensate water circulating pump is a condensate water circulating water pump of the low-temperature steam condensing tower; the low-temperature condensed water heat exchanger is a device for exchanging heat of spray liquid of the low-temperature steam condensing tower; the steam heat exchanger is a heating device of the working gas for drying of the fluidized bed dryer; the high-temperature condensed water circulating pump is a water pump for spraying of a hollow blade of the blade dryer, hot water circulation in a hot water heat exchanger and a high-temperature steam condensing tower; the high-temperature circulating fan is used for circulating the gas dried by the fluidized bed dryer; the high-temperature steam condensing tower is a steam condensing device for working gas of the fluidized bed dryer.
When the high-humidity material is dried, the high-humidity material quantitatively enters the paddle dryer through the quantitative feeder, the high-humidity material is crushed and primarily dried through stirring and heating of the paddles, and meanwhile, hot air in the paddle dryer is used as drying working gas and moisture-carrying air to further dry the material and take away water vapor generated by drying.
After the high-humidity materials are dried and crushed in the paddle dryer, the high-humidity materials are discharged through a sealed discharger connected with a discharge port, enter the fluidized bed dryer for further drying, become finished products and are discharged into a packaging process.
On the basis of the technical scheme, the low-temperature circulating fan sucks air from the low-temperature steam condensing tower, blows the air into the blade dryer to heat the high-humidity materials, then discharges the high-humidity materials from the air outlet of the blade dryer, enters the low-temperature steam condensing tower, and is recycled after being condensed by the spraying device of the low-temperature steam condensing tower.
Further, a water tank is arranged at the bottom of the low-temperature steam condensing tower, water in the water tank is pumped into the low-temperature condensate water heat exchanger by a low-temperature condensate water circulating pump, and water cooled by heat exchange is sprayed into the low-temperature steam condensing tower for recycling.
Further, the low-temperature condensed water heat exchanger performs a cooling heat exchange process through a cooling medium.
Furthermore, the high-temperature circulating fan sucks air from the high-temperature steam condensing tower, blows the air into the steam heat exchanger for heat exchange, then enters the fluidized bed dryer for drying materials, and meanwhile, the internal heating device of the fluidized bed dryer also heats the materials. The tail gas after being dried by the fluidized bed dryer is filtered by the inner dust removing device and then discharged, and then enters the high-temperature steam condensing tower to be condensed by the spraying device of the high-temperature steam condensing tower for recycling.
Furthermore, the bottom of the high-temperature steam condensing tower is provided with a water tank, and the high-temperature condensed water circulating pump pumps water in the water tank into the paddle dryer, then enters the hot water heat exchanger, and enters the high-temperature steam condensing tower from the hot water heat exchanger for spraying and recycling.
Compared with the prior art, the invention has the following beneficial effects:
the invention provides a treatment method of a high-humidity material system through a double-effect drying system, solves the problems of material agglomeration and sticking in the drying process of the high-humidity material, fully utilizes waste heat for circulation, effectively improves the utilization rate of heat energy, and solves the problems of higher tail gas temperature and high energy consumption of the drying system in the traditional drying process.
Drawings
FIG. 1 is a flow chart of a method of treating a high humidity material system according to the present invention.
1. The system comprises a blade dryer, a fluidized bed dryer, a quantitative feeder, a sealed discharger, a hot water heat exchanger, a low-temperature circulating fan, a low-temperature steam condensing tower, a low-temperature condensate water circulating pump, a low-temperature condensate water heat exchanger, a steam heat exchanger, a high-temperature condensate water circulating pump, a high-temperature circulating fan and a high-temperature steam condensing tower.
Detailed Description
To facilitate understanding of the present invention, examples are set forth below. It should be apparent to those skilled in the art that the examples are provided only to aid in understanding the present invention and should not be construed as limiting the invention in any way.
Unless defined or otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. In addition, any method and material similar or equivalent to those described may be used in the methods of the present invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
As shown in fig. 1, the drying process of the high-humidity material of the invention is specifically as follows:
high-humidity material flow: the high-humidity material is firstly added into the paddle dryer 1 through the quantitative feeder 3, hot water is introduced into the hollow paddles of the paddle dryer 1, the high-humidity material is stirred and crushed by the paddles and is subjected to heat exchange with the surfaces of the hollow paddles to perform primary drying, meanwhile, hot air is introduced into the paddle dryer, the high-humidity material is further dried, and water vapor generated by drying is discharged from an air outlet of the paddle dryer.
The high-humidity materials after preliminary drying enter a sealing discharger 4 through a discharge hole of the paddle dryer 1 and then enter the fluidized bed dryer 2 through a conveying pipeline. And fully drying the materials in the fluidized bed dryer 2 through hot air and an internal heating device, and discharging the materials from a discharge hole after changing the materials into finished products.
Drying hot air flow: the hot air in the blade dryer 1 is blown into the low-temperature circulating fan 6. The air outlet of the low-temperature circulating fan 6 is connected with the hot water heat exchanger 5, the hot water heat exchanger 5 is connected with the air inlet of the blade dryer 1, gas enters the air inlet of the blade dryer 1 after heat exchange of the hot water heat exchanger 5, high-humidity materials are dried in the blade dryer 1 and wet air is taken out from the air outlet of the blade dryer 1, then enters the air inlet of the low-temperature steam condensing tower 7 through a pipeline, and the air outlet of the low-temperature steam condensing tower 7 is connected with the air inlet of the low-temperature circulating fan 6 to form circulation.
Hot air in the fluidized bed dryer 2 is blown into the high-temperature circulating fan 12, an air outlet of the high-temperature circulating fan 12 is connected with the steam heat exchanger 10, the steam heat exchanger 10 is connected with an air inlet of the fluidized bed dryer 2, gas enters the fluidized bed dryer 2 for drying after heat exchange of the steam heat exchanger 10, the dried tail gas is filtered by an inner dust removing device of the fluidized bed dryer 2, the filtered clean tail gas is discharged from the air outlet of the fluidized bed dryer 2, an air outlet of the fluidized bed dryer 2 is connected with an air inlet of the high-temperature steam condensing tower 13, the tail gas enters the high-temperature steam condensing tower 13 for condensation through a spraying device, then reaches the air outlet of the high-temperature steam condensing tower 13, and then enters the air inlet of the high-temperature circulating fan 12 again to form circulation.
The circulating water flow of the high-temperature steam condensing tower 13 comprises the following steps: the bottom of the high-temperature steam condensing tower 13 is provided with a water tank, water in the water tank is pumped into a blade hollow structure of the blade dryer 1 through the high-temperature condensing water circulating pump 11, then is discharged from a hot water outlet of the blade dryer 1, enters a water inlet of the hot water heat exchanger 5, is discharged from a water outlet of the hot water heat exchanger 5 after heat exchange, enters a spraying pipeline of the high-temperature steam condensing tower 13 through a pipeline, and is sprayed in the high-temperature steam condensing tower 13 through a spray head.
The circulating water flow of the low-temperature steam condensing tower comprises the following steps: the bottom of the low-temperature steam condensing tower 9 is provided with a water tank, water in the water tank is pumped into the low-temperature condensate water heat exchanger 9 through the low-temperature condensate water circulating pump 8, and the water cooled through heat exchange is then delivered into a spraying pipeline of the low-temperature steam condensing tower 7 and sprayed into the low-temperature steam condensing tower 7 through a spray head for recycling.
While the invention has been described and illustrated in detail in the foregoing description with reference to specific embodiments thereof, it should be noted that various equivalent changes and modifications could be made to the above described embodiments without departing from the spirit of the invention as defined by the appended claims.

Claims (3)

1. The blade dryer (1) and the fluidized bed dryer (2) are adopted for double-effect drying, and the blade dryer and the fluidized bed double-effect drying method comprises the blade dryer (1), the fluidized bed dryer (2), a quantitative feeder (3), a sealing discharger (4), a hot water heat exchanger (5), a low-temperature circulating fan (6), a low-temperature steam condensing tower (7), a low-temperature condensing water circulating pump (8), a low-temperature condensing water heat exchanger (9), a steam heat exchanger (10), a high-temperature condensing water circulating pump (11), a high-temperature circulating fan (12) and a high-temperature steam condensing tower (13);
the fluidized bed dryer (2) comprises an inner heating device and an inner dust removing device, wherein the heat source of the inner heating device is steam or hot water or heat conducting oil, and the inner dust removing device is of a cloth bag dust removing structure;
the method for drying the high-humidity material is characterized by comprising the following steps of:
the high-humidity materials enter the paddle dryer (1) quantitatively through the quantitative feeder (3), are crushed and primarily dried through stirring and heating of paddles, and meanwhile, hot air in the paddle dryer (1) is used as drying working gas and moisture-carrying air to further dry the materials and take away water vapor generated by drying;
after the high-humidity materials are subjected to preliminary drying and crushing in the paddle dryer (1), discharging the materials through a sealing discharger (4) connected with a discharge hole, entering the fluidized bed dryer (2) for further drying, and discharging the materials into a packaging procedure after the materials are changed into finished products;
the low-temperature circulating fan (6) sucks air from the low-temperature steam condensing tower (7), blows the air into the blade dryer (1) to heat high-humidity materials, then discharges the high-humidity materials from an air outlet of the blade dryer (1), enters the low-temperature steam condensing tower (7), and is condensed by a spraying device of the low-temperature steam condensing tower (7) for recycling;
the high-temperature circulating fan (12) sucks air from the high-temperature steam condensing tower (13), blows the air into the steam heat exchanger (10) for heat exchange, then enters the fluidized bed dryer (2) for drying materials, and meanwhile, the internal heating device of the fluidized bed dryer (2) also heats the materials; the tail gas dried by the fluidized bed dryer (2) is filtered by an inner dust removing device and then discharged, enters a high-temperature steam condensing tower (13), and is condensed by a spraying device of the high-temperature steam condensing tower (13) and recycled;
the bottom of the high-temperature steam condensing tower (13) is provided with a water tank, and the high-temperature condensing water circulating pump (11) pumps water in the water tank into the paddle dryer (1), then enters the hot water heat exchanger (5), and enters the high-temperature steam condensing tower (13) from the hot water heat exchanger (5) for spraying and recycling.
2. A method of drying a high moisture material as claimed in claim 1, wherein: the bottom of the low-temperature steam condensing tower (7) is provided with a water tank, the low-temperature condensing water circulating pump (8) pumps water in the water tank into the low-temperature condensing water heat exchanger (9), and the water cooled by heat exchange is sprayed into the low-temperature steam condensing tower (7) for recycling.
3. A method of drying a high moisture material as claimed in claim 2, wherein: the low-temperature condensed water heat exchanger (9) performs a cooling heat exchange process through a cooling medium.
CN202110399373.0A 2021-04-14 2021-04-14 High-humidity material drying method Active CN115200318B (en)

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CN115200318B true CN115200318B (en) 2024-01-26

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09122401A (en) * 1995-10-31 1997-05-13 Nara Kikai Seisakusho:Kk Drying and recovering method for solid content in liquid material
US6125549A (en) * 1999-02-12 2000-10-03 Hosokawa Bepex Corporation Radiant heater system for thermally processing flowable materials
CN102620526A (en) * 2012-03-16 2012-08-01 甘肃银光聚银化工有限公司 Method for drying poly carbonate (PC)
CN202613898U (en) * 2012-05-23 2012-12-19 南京东鹰杰环保科技有限公司 Drying device using rotary crushing and spouting fluidization
CN103512313A (en) * 2013-07-18 2014-01-15 浙江大学 Combined type moist material fluidized bed superheated steam drying system
CN103640108A (en) * 2013-12-14 2014-03-19 甘肃银光聚银化工有限公司 Method for drying polycarbonate
KR20150048438A (en) * 2013-10-28 2015-05-07 한국에너지기술연구원 Combined Dryer Using Industrial Waste Heat Of Organic Waste
CN109605631A (en) * 2018-12-12 2019-04-12 中国石油化工股份有限公司 A kind of energy-saving rubber fluidisation blade integrated dry drying system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09122401A (en) * 1995-10-31 1997-05-13 Nara Kikai Seisakusho:Kk Drying and recovering method for solid content in liquid material
US6125549A (en) * 1999-02-12 2000-10-03 Hosokawa Bepex Corporation Radiant heater system for thermally processing flowable materials
CN102620526A (en) * 2012-03-16 2012-08-01 甘肃银光聚银化工有限公司 Method for drying poly carbonate (PC)
CN202613898U (en) * 2012-05-23 2012-12-19 南京东鹰杰环保科技有限公司 Drying device using rotary crushing and spouting fluidization
CN103512313A (en) * 2013-07-18 2014-01-15 浙江大学 Combined type moist material fluidized bed superheated steam drying system
KR20150048438A (en) * 2013-10-28 2015-05-07 한국에너지기술연구원 Combined Dryer Using Industrial Waste Heat Of Organic Waste
CN103640108A (en) * 2013-12-14 2014-03-19 甘肃银光聚银化工有限公司 Method for drying polycarbonate
CN109605631A (en) * 2018-12-12 2019-04-12 中国石油化工股份有限公司 A kind of energy-saving rubber fluidisation blade integrated dry drying system

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