CN103900347A - Drying and cooling integrated device for aromatic hydrocarbon adsorbent multi-chamber fluidized bed - Google Patents
Drying and cooling integrated device for aromatic hydrocarbon adsorbent multi-chamber fluidized bed Download PDFInfo
- Publication number
- CN103900347A CN103900347A CN201210586100.8A CN201210586100A CN103900347A CN 103900347 A CN103900347 A CN 103900347A CN 201210586100 A CN201210586100 A CN 201210586100A CN 103900347 A CN103900347 A CN 103900347A
- Authority
- CN
- China
- Prior art keywords
- fluidized bed
- chamber
- air
- cooling
- adsorbent
- Prior art date
- 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.)
- Pending
Links
Images
Abstract
The invention relates to a drying and cooling integrated device for an aromatic hydrocarbon adsorbent multi-chamber fluidized bed. The bottom of the fluidized bed is provided with a multi-hole sieve plate. Vertical baffles are arranged above the sieve plate and sequentially divide the fluidized bed into a dehydration chamber, a drying chamber, a cooling chamber and an unloading chamber in the automatic feeding opening direction. A saturated steam heating pipeline is arranged in the dehydration chamber, and tail gas, with low water content, exhausted from the drying chamber is used as carrier gas of the dehydration chamber so as to improve the system heat efficiency. According to the drying and cooling integrated device, dehydrating, drying, cooling and unloading of the aromatic hydrocarbon adsorbent are carried out in the same equipment, the process and the equipment are simplified to the maximum degree, the automation degree and the integration degree are high, and the functionality is high.
Description
Technical field
The present invention relates to a kind of aromatic hydrocarbons adsorbent internal heat type multi-cell fluidized bed depth drying cooling integrated gasifying device that partly circulates.
Background technology
At present, dry two-stage vibration fluidized bed drying systems that adopt of aromatic hydrocarbons adsorbent more, on the one hand, due to the easy layering of vibra fluidized bed drying system material, fluidizing stability is poor, and delivery speed is fast, and drying effect is not good.On the other hand, the mechanical oscillation of high frequency are easy broken material both, affects product quality, is prone to again mechanical breakdown frequently, and equipment life is short, and impact is normally produced.
In addition, due to the strong absorptive of aromatic hydrocarbons adsorbent, original system need consume a large amount of over dry air as drying medium, and the heat power many, force feed blower fan that dry rear tail gas is taken out of is large, thereby makes system energy consumption higher.
Summary of the invention
For overcoming prior art deficiency, optimizing product quality, reduces energy consumption, and the present invention proposes a kind of aromatic hydrocarbons adsorbent internal heat type multi-cell fluidized bed depth drying cooling integrated gasifying device that partly circulates.
Object of the present invention can take following measures to realize:
Kind of the aromatic hydrocarbons adsorbent internal heat type multi-cell fluidized bed depth drying cooling integrated gasifying device that partly circulates, comprise fluid bed, air heater, tails dedusting device, air blast, circulating fan, air-introduced machine, aerial cooler, air dryer, rotary discharge valve, cooling feed bin, fluid bed bottom is porous sieve plate, sieve plate top is respectively equipped with vertical baffle plate, and fluid bed is divided into dewatering station, hothouse, cooling chamber and discharge chamber successively from charging aperture direction; In dewatering station, establish saturated vapor heating pipeline, dewatering station, hothouse, cooling chamber bottom are respectively equipped with air intake branch, on arm, there is the valve of adjusting gas flow, dewatering station, hothouse are connected with air heater by air intake branch respectively, and cooling chamber is connected with air dryer by air intake branch; Dewatering station is respectively equipped with rotary discharge valve with hothouse top and is connected with tails dedusting device; Cooling chamber bottom is provided with rotary discharge valve and is connected with cooling feed bin.
Described fluid bed integrates dehydration, dry, cooling and discharge process, and in multi-cell fluidized bed, dewatering station, hothouse, cooling chamber and discharge chamber determine according to actual condition, and the quantity setting of each chamber is one or more.
Described hothouse top tails dedusting device is connected with the air heater of dewatering station by circulating fan.Described air heater is finned tube exchanger or electric heater, and heat medium is steam or electric energy.Described tails dedusting device is sack cleaner or cyclone separator.
Described air dryer is without hot type molecular sieve air dryer, and one opens one standbyly, and when an air dryer is during in adsorbed state, another air dryer is in reproduced state.
The present invention compared to existing technology tool has the following advantages:
(1) optimizing product quality: the present invention adopts multi-cell fluidized bed, baffle plate between adjacent chamber can improve the distribution of residence time of material, thereby obtain evenly dry product, and baffle plate can be avoided material to walk short circuit discharging, therefore improve adsorbent production capacity, optimizing product mass effect is obvious.
(2) energy consumption is low: the present invention arranges saturated vapor heating pipeline in dewatering station, it is unique carrier that dry institute calorific requirement no longer relies on over dry air, but major part is provided by saturated vapor, the Main Function of air is for impelling fluidisation, promoting to conduct heat and mobile material, therefore at utmost reduced the consumption of over dry air, and the raising thermal efficiency, reduces energy consumption.In addition, the lower tail gas secondary of water content that the present invention discharges hothouse utilizes, and enters in dewatering station as carrier gas, further reduces energy consumption.
(3) equipment is simple: change equipment of the present invention is static equipment, has avoided the shortcoming of vibratory liquefaction bed system, has greatly reduced mechanical breakdown, and equipment is simple, is convenient to safeguard.
(4) functional strong: the present invention collects the dehydration of aromatic hydrocarbons adsorbent, dry, cooling and discharge process is realized in same equipment, has at utmost simplified flow process and equipment, automation, integrated degree are high, functional by force.
Brief description of the drawings
Fig. 1: structural representation of the present invention
1-rotary discharge valve 2-fluid bed 3-air heater 4-air heater 5-sack cleaner 6-sack cleaner 7-air-introduced machine 8-circulating fan 9-air blast 10-aerial cooler
11-air dryer 12-air dryer 13-rotary discharge valve 14-rotary discharge valve
The cooling feed bin of 15-rotary discharge valve 16-
Fig. 2: process flow diagram of the present invention.
Detailed description of the invention
The present invention is also described in further detail in connection with specific embodiment:
A kind of aromatic hydrocarbons adsorbent internal heat type multi-cell fluidized bed depth drying cooling integrated gasifying device that partly circulates, comprise fluid bed 2, air heater 3/4, sack cleaner 5/6, air blast 9, circulating fan 8, air-introduced machine 7, aerial cooler 10, air dryer 11/12, rotary discharge valve 13/14/15, cooling feed bin 16, fluid bed bottom is porous sieve plate, sieve plate top is respectively equipped with vertical baffle plate, and fluid bed is divided into dewatering station, hothouse, cooling chamber and discharge chamber successively from charging aperture direction; The quantity setting of each chamber of dewatering station, hothouse, cooling chamber and discharge chamber is one or more, specifically determined by actual condition, in Fig. 1, for baffle plate, fluid bed is divided into dewatering station successively from charging aperture direction is three, and hothouse is that two, cooling chamber are that one, discharge chamber are one; In dewatering station, establish saturated vapor heating pipeline, dewatering station, hothouse, cooling chamber bottom are respectively equipped with air intake branch, on arm, there is the valve of adjusting gas flow, dewatering station, hothouse are connected with air heater 3/4 by air intake branch respectively, air heater 3/4 is finned tube exchanger or electric heater, and heat medium is steam or electric energy; Cooling chamber is connected with air dryer 11/12 by air intake branch, and air dryer is without hot type molecular sieve air dryer, and one opens one standbyly, and when an air dryer is during in adsorbed state, another air dryer is in reproduced state; Dewatering station is respectively equipped with rotary discharge valve 13/14 with hothouse top and is connected with sack cleaner 5/6; Cooling chamber bottom is provided with rotary discharge valve 15 and is connected with cooling feed bin 16, and hothouse top sack cleaner 6 is connected with the air heater (3) of dewatering station by circulating fan 8.Sack cleaner (6) also can be cyclone separator and replaces.
Its technological process is:
A. dehydration
The higher aromatic hydrocarbons adsorbent of water content by rotary discharge valve 1 continuous uniform add in the dewatering station of multi-cell fluidized bed 2, simultaneously, the recycled offgas heating from the saturated vapor of public work with through air heater 3 passes in the dewatering station of multi-cell fluidized bed 2 adsorbent is dewatered, high humidity tail gas is discharged by air-introduced machine 7 superchargings after sack cleaner 5 udst separations, the powder of collecting is in rotary discharge valve 13 is got back to the dewatering station of multi-cell fluidized bed 2, and the adsorbent after dehydration enters the hothouse of multi-cell fluidized bed 2.
B. dry run
The surrounding air of being introduced by air blast 9 is cooling through aerial cooler 10, air dryer 11/12 dry after, a part enters in the hothouse of multi-cell fluidized bed 2 after air heater 4 heating, adsorbent after dehydration is carried out to depth drying, the lower dried tail gas of water content after sack cleaner 6 udst separations after circulating fan 8 enters air heater 3 heating, enter the dewatering station of multi-cell fluidized bed 2 as carrier gas, the powder of collecting is in rotary discharge valve 14 is got back to the hothouse of multi-cell fluidized bed 2.
C. cooling procedure
Another part is cooling through aerial cooler 10, the dried surrounding air of air dryer 11/12 enters in the cooling chamber of multi-cell fluidized bed 2, dried adsorbent is carried out cooling, make its temperature be reduced to≤60 DEG C, enter discharge chamber.
D. discharge process
In the discharge chamber of multi-cell fluidized bed 2, qualified adsorbent product enters in cooling feed bin 16 through rotary discharge valve 15, goes to next workshop section.
Claims (6)
1. the dry cooling integrated gasifying device of aromatic hydrocarbons adsorbent multi-cell fluidized bed, comprise fluid bed (2), air heater (3,4), tails dedusting device (5,6), air blast (9), circulating fan (8), air-introduced machine (7), aerial cooler (10), air dryer (11,12), rotary discharge valve (13,14,15), cooling feed bin (16), it is characterized in that fluid bed bottom is for porous sieve plate, sieve plate top is respectively equipped with vertical baffle plate, and fluid bed is divided into dewatering station, hothouse, cooling chamber and discharge chamber successively from charging aperture direction; In dewatering station, establish saturated vapor heating pipeline, dewatering station, hothouse, cooling chamber bottom are respectively equipped with air intake branch, on arm, there is the valve of adjusting gas flow, dewatering station, hothouse are connected with air heater (3,4) by air intake branch respectively, and cooling chamber is connected with air dryer (11/12) by air intake branch; Dewatering station is respectively equipped with rotary discharge valve (13,14) with hothouse top and is connected with tails dedusting device (5,6); Cooling chamber bottom is provided with rotary discharge valve (15) and is connected with cooling feed bin (16).
2. the dry cooling integrated gasifying device of a kind of aromatic hydrocarbons adsorbent multi-cell fluidized bed as claimed in claim 1, is characterized in that the quantity setting of dewatering station in multi-cell fluidized bed, hothouse, cooling chamber and the each chamber of discharge chamber is one or more.
3. the dry cooling integrated gasifying device of a kind of aromatic hydrocarbons adsorbent multi-cell fluidized bed as claimed in claim 1, is characterized in that hothouse top tails dedusting device (6) is connected with the air heater (3) of dewatering station by circulating fan (8).
4. the dry cooling integrated gasifying device of a kind of aromatic hydrocarbons adsorbent multi-cell fluidized bed as claimed in claim 1, is characterized in that air heater (3,4) is finned tube exchanger or electric heater, and heat medium is steam or electric energy.
5. the dry cooling integrated gasifying device of a kind of aromatic hydrocarbons adsorbent multi-cell fluidized bed as claimed in claim 1, is characterized in that tails dedusting device (6) is sack cleaner or cyclone separator.
6. the dry cooling integrated gasifying device of a kind of aromatic hydrocarbons adsorbent multi-cell fluidized bed as claimed in claim 1, it is characterized in that air dryer is without hot type molecular sieve air dryer, one opens one standbyly, and when an air dryer is during in adsorbed state, another air dryer is in reproduced state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210586100.8A CN103900347A (en) | 2012-12-30 | 2012-12-30 | Drying and cooling integrated device for aromatic hydrocarbon adsorbent multi-chamber fluidized bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210586100.8A CN103900347A (en) | 2012-12-30 | 2012-12-30 | Drying and cooling integrated device for aromatic hydrocarbon adsorbent multi-chamber fluidized bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103900347A true CN103900347A (en) | 2014-07-02 |
Family
ID=50991827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210586100.8A Pending CN103900347A (en) | 2012-12-30 | 2012-12-30 | Drying and cooling integrated device for aromatic hydrocarbon adsorbent multi-chamber fluidized bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103900347A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157353A (en) * | 2015-03-06 | 2015-12-16 | 中昊晨光化工研究院有限公司 | PTFE suspension resin drying system and method |
| CN109442870A (en) * | 2018-10-25 | 2019-03-08 | 江西赣锋锂业股份有限公司 | A kind of method of dry monohydrate lithium hydroxide |
| CN112856933A (en) * | 2019-11-28 | 2021-05-28 | 天华化工机械及自动化研究设计院有限公司 | Horizontal multi-chamber fluidized bed, high-density polyethylene drying system and method |
| CN113244904A (en) * | 2021-05-08 | 2021-08-13 | 中触媒新材料股份有限公司 | Adsorbent dry-based controllable quick-release type activation dehydration system and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0341615A1 (en) * | 1988-05-09 | 1989-11-15 | Air Fröhlich AG für Energierückgewinnung | Process and plant for kilning malt |
| CN2268237Y (en) * | 1995-11-29 | 1997-11-19 | 化学工业部化工机械研究院 | Stepped fluidized-bed dryer |
| US5755238A (en) * | 1996-10-17 | 1998-05-26 | Brown & Williamson Tobacco Corporation | Method and apparatus for low residence time redrying of tobacco |
| CN1291119A (en) * | 1998-11-02 | 2001-04-11 | 川崎重工业株式会社 | Multi-chamber type fluidized bed-carrying classifier |
| CN101088980A (en) * | 2006-06-16 | 2007-12-19 | 兰州瑞德干燥技术有限公司 | Two-stage gas flow-fluidized bed drying process and apparatus with nitogen circulated adipic acid and overheated steam |
| CN101186422A (en) * | 2007-12-14 | 2008-05-28 | 东南大学 | Enclosed multi-chamber fluidized bed drying method for sludge |
| CN201751777U (en) * | 2010-07-23 | 2011-02-23 | 浙江鑫甬生物化工有限公司 | Polyacrylamide particle drying device |
-
2012
- 2012-12-30 CN CN201210586100.8A patent/CN103900347A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0341615A1 (en) * | 1988-05-09 | 1989-11-15 | Air Fröhlich AG für Energierückgewinnung | Process and plant for kilning malt |
| CN2268237Y (en) * | 1995-11-29 | 1997-11-19 | 化学工业部化工机械研究院 | Stepped fluidized-bed dryer |
| US5755238A (en) * | 1996-10-17 | 1998-05-26 | Brown & Williamson Tobacco Corporation | Method and apparatus for low residence time redrying of tobacco |
| CN1291119A (en) * | 1998-11-02 | 2001-04-11 | 川崎重工业株式会社 | Multi-chamber type fluidized bed-carrying classifier |
| CN101088980A (en) * | 2006-06-16 | 2007-12-19 | 兰州瑞德干燥技术有限公司 | Two-stage gas flow-fluidized bed drying process and apparatus with nitogen circulated adipic acid and overheated steam |
| CN101186422A (en) * | 2007-12-14 | 2008-05-28 | 东南大学 | Enclosed multi-chamber fluidized bed drying method for sludge |
| CN201751777U (en) * | 2010-07-23 | 2011-02-23 | 浙江鑫甬生物化工有限公司 | Polyacrylamide particle drying device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157353A (en) * | 2015-03-06 | 2015-12-16 | 中昊晨光化工研究院有限公司 | PTFE suspension resin drying system and method |
| CN109442870A (en) * | 2018-10-25 | 2019-03-08 | 江西赣锋锂业股份有限公司 | A kind of method of dry monohydrate lithium hydroxide |
| CN109442870B (en) * | 2018-10-25 | 2020-11-03 | 江西赣锋锂业股份有限公司 | Method for drying lithium hydroxide monohydrate |
| CN112856933A (en) * | 2019-11-28 | 2021-05-28 | 天华化工机械及自动化研究设计院有限公司 | Horizontal multi-chamber fluidized bed, high-density polyethylene drying system and method |
| CN113244904A (en) * | 2021-05-08 | 2021-08-13 | 中触媒新材料股份有限公司 | Adsorbent dry-based controllable quick-release type activation dehydration system and method |
| CN113244904B (en) * | 2021-05-08 | 2023-10-24 | 中触媒新材料股份有限公司 | Adsorbent dry-base controllable quick-dismantling type activation dehydration system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103575077B (en) | A kind of Multi-layer belt type drying system | |
| CN203116491U (en) | Lignite water take-out lignite efficient burning system | |
| CN201897365U (en) | Vibration fluidized bed microwave drying system for vapor compression heat energy recirculation | |
| CN203561164U (en) | Multilayer belt drying system | |
| CN102603937B (en) | Flash drying and internal heated fluidized bed drying system and process special for chlorinated polyethylene | |
| CN201569251U (en) | Oxygen-free lignite drying system | |
| CN101168694A (en) | Hot forming method and device without bonding agent for low metamorphic coal | |
| CN103900347A (en) | Drying and cooling integrated device for aromatic hydrocarbon adsorbent multi-chamber fluidized bed | |
| CN207006776U (en) | Drying unit during for being processed to biomass granule fuel | |
| CN101168693A (en) | Low water content high heating value coal dust and its preparing method and device | |
| CN101974344B (en) | Drying process for humidifying coals by using coke oven flue gas and device | |
| CN104930831A (en) | Numerical control energy-saving flame isolation dryer | |
| CN102519224A (en) | Multi-level solid fuel drying system | |
| CN203776051U (en) | Layered moisture absorbing type grain drying tower | |
| CN201463472U (en) | Step type multistage structure strong wind drier | |
| CN102796545B (en) | Method and device for humidifying coke by using oven coking airflow and packed bed | |
| CN209744847U (en) | Fluidized bed dryer | |
| CN104567299A (en) | Rotary drying device | |
| CN102492518A (en) | Quality-improving process and apparatus for high-ash low rank coal | |
| CN202359091U (en) | High-ash low rank coal purification device | |
| CN201532081U (en) | Novel high-efficiency chlorinated polypropylene fluidized bed drying system | |
| CN208187026U (en) | A kind of sludge dehumidification type multistage recuperation of heat anhydration system | |
| CN113776318A (en) | Green energy-saving gas direct-fired drying system | |
| CN201413003Y (en) | Superheated steam lignite predrying system | |
| CN201413002Y (en) | Multi-effect superheated steam lignite predrying system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140702 |