CN205537075U - Hollow blade desiccator heat utilization system - Google Patents
Hollow blade desiccator heat utilization system Download PDFInfo
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- CN205537075U CN205537075U CN201620032769.6U CN201620032769U CN205537075U CN 205537075 U CN205537075 U CN 205537075U CN 201620032769 U CN201620032769 U CN 201620032769U CN 205537075 U CN205537075 U CN 205537075U
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- Prior art keywords
- drying machine
- oil
- utilization system
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- inlet
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- Expired - Fee Related
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- 238000001035 drying Methods 0.000 claims abstract description 53
- 239000000428 dust Substances 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000006260 foam Substances 0.000 claims abstract description 13
- 230000008676 import Effects 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 claims description 49
- 238000007599 discharging Methods 0.000 claims description 17
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 13
- 239000003546 flue gas Substances 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 9
- 238000005276 aerator Methods 0.000 claims description 7
- 230000003139 buffering effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 239000010802 sludge Substances 0.000 abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000003610 charcoal Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000035943 smell Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model provides a hollow blade desiccator heat utilization system, relates to drying equipment technical field, and including the desiccator, the desiccator includes casing and paddle shaft, is equipped with feed inlet and first discharge gate on the casing, and rotary joint is connected to paddle shaft 's one end, and rotary joint is last to be set up the conduction oil import and exports with the conduction oil, desiccator heat utilization system is still including the wet mud pre -heater that connects gradually, water foam dust remover, condensers, gas liquid separator, be equipped with wet sludge inlet on the wet mud pre -heater, the material export, steam inlet, the tail gas export, still be equipped with secondary vapor outlet on the casing of desiccator, the secondary vapor outlet of desiccator links to each other with the steam inlet of wet mud pre -heater, the material export of wet mud pre -heater links to each other with the feed inlet of desiccator, clean tail gas discharge pipe is connected to gas liquid separator's upper end. The utility model discloses environmental protection, energy -conservation.
Description
Technical field
This utility model relates to drying equipment technical field, particularly relates to the heat energy utilization of drying machine.
Background technology
The vent gas treatment mode majority that at present hollow blade is dried uses water dust scrubber, is primarily present problems with: 1 and during vent gas treatment, need two aspects solving dust with cooling, water consumption is bigger, and the secondary pollution of generation also to process again.
2, containing some condensable gas and a part of incoagulable gas in the tail gas of water dust scrubber, air can be caused secondary pollution by this part gas.
3, tail gas is the cleanest after water dedusting, but abnormal smells from the patient can not eliminate, the most under normal circumstances can supporting charcoal trap, but owing to the temperature of tail gas is higher, and humidity is bigger, tail gas can condense generation condensed water in pipe conveying procedure, so condensed water in tail gas can be more, the space structure of activated carbon can quickly be suctioned by substantial amounts of condensed water, when having completely lost, after the absorption of activated carbon hole system, the function adsorbed, therefore the effect of drying machine tail gas outlet device active carbon filter is unsatisfactory.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of environmental protection, energy-conservation hollow blade dryer heat energy utilization system.
The purpose of this utility model is achieved in that a kind of hollow blade dryer heat energy utilization system, including drying machine, drying machine includes frame, and frame supports housing and the paddle shaft of lateral arrangement, being provided with charging aperture and the first discharging opening on housing, paddle shaft device is in housing；One end connecting power device of paddle shaft, the other end connect swivel joint, and swivel joint arranges heat conductive oil inlet and conduction oil outlet；Described drying machine heat energy utilization system also includes wet mud preheater, foam dust collector, condenser, vapour liquid separator, wet mud preheater is provided with wet mud import, material outlet, steam inlet, offgas outlet, the housing of described drying machine is additionally provided with indirect steam outlet, the indirect steam outlet of drying machine is connected with the steam inlet of wet mud preheater, the wet material outlet of mud preheater is connected with the charging aperture of drying machine, the offgas outlet of wet mud preheater connects air-introduced machine, the air outlet of air-introduced machine connects foam dust collector, the offgas outlet of foam dust collector connects the inlet exhaust gas of condenser, the offgas outlet of condenser connects the inlet exhaust gas of vapour liquid separator, the upper end of vapour liquid separator connects clean tail gas discharging pipe.
This utility model is connected by above, has the following characteristics that
1. utilize the secondary steam for preheating raw material that hollow blade dryer is discharged, both heated raw material saving heat energy, and also reduced the temperature of indirect steam simultaneously, save the cooling water needed for cooling.
2. being washed drying machine tail gas by cyclone dust extractor, remove dust in tail gas, being allowed to can not fouling in preheater.
3. by water deduster, drying machine tail gas is washed, remove dust in tail gas.
4., owing to tail gas having the acidic materials such as hydrogen sulfide, the spray liquid of water deduster adds alkali liquor (NaOH), by the oxious component in the further cleaning of off-gas of acid-base neutralization.
5. take the thinking of whole system closed cycle, tail gas in water deduster after cooling volume be substantially reduced, use closed cycle not only can meet tolerance and can also solve the emission problem of waste gas simultaneously.
6. in water deduster, in the waste water of circulation, the concentration of mud can constantly increase, and by sewage is periodically sent to sludge dewatering equipment, thus keeps the normal operation of water deduster.
The most whole drying sludge dust pelletizing system totally enclosed type production run, without mud, without sewage, without waste gas, thus realizes environmental protection and runs.
Improvement as utility model, clean tail gas air inlet it is additionally provided with in the casing of described drying machine, the clean tail gas discharging pipe of described vapour liquid separator is connected with the clean tail gas air inlet of the casing of drying machine, and the clean tail gas that vapor-liquid separation obtains re-uses in being back to drying machine.
As further improvement of the utility model, the casing of described drying machine is additionally provided with air inlet port.In the design of drying process, can make to circulate acceleration by being passed through certain air in drying machine, accelerate the discharge of the steam that evaporation produces.
As the further improvement of utility model, the indirect steam outlet of described drying machine is connected by steam inlet with wet mud preheater after cyclone separator.
As further improvement of the utility model, the housing of described drying machine being additionally provided with the second discharging opening, the second discharging opening is connected with charging aperture.A part of material in drying machine from the first discharge hole for discharge, a part in conveying worm reenters drying machine, and the material of humidity re-mix the viscosity reducing material after realize cyclic drying.
As further improvement of the utility model, described drying machine heat energy utilization system also includes hotline heater and Heat-transfer Oil Pump, gas approach, oil-out, oil-in are set on hotline heater, the gas approach of hotline heater connects flue gas aerator, the inlet end of flue gas aerator is connected with boiler emission flue gas by pipeline, the oil-out of hotline heater connects the oil-in of Heat-transfer Oil Pump, the oil-out of Heat-transfer Oil Pump is connected with the heat conductive oil inlet on swivel joint, and the conduction oil outlet on swivel joint is connected with the oil-in of hotline heater.Make full use of steam power plant discharge flue gas waste heat, flue gas through hotline heater, oil pump enter drying machine process after waste heat be fully utilized, and make steam power plant discharge flue gas temperature reduce, reached energy-conservation, reduce discharging, the purpose of environmental protection.
As further improvement of the utility model, described drying machine heat energy utilization system also includes surge tank, described hotline heater also sets up and is buffered into that hydraulic fluid port is gentle goes out hydraulic fluid port, the oil-in of surge tank is connected with the buffering oil-out of hotline heater, and the oil-out of surge tank is connected with the hydraulic fluid port that is buffered into of hotline heater.After hotline heater runs, a part of conduction oil in hotline heater can enter in surge tank, prevents owing in hotline heater, the volumetric expansion of conduction oil causes the damage of hotline heater, it is ensured that safety.
During work, 1) boiler waste hot gas and heat-conducting medium introduce hotline heater by flue gas aerator and carry out heat exchange, heat heat-conducting medium；
2) through the heat-conducting medium of heat exchange in Heat-transfer Oil Pump squeezes into drying machine, the indirect steam that drying machine produces enters wet mud preheater by steam (vapor) outlet after cyclone separator dedusting, preheating the material in wet mud preheater, material enters drying machine after preheating and dries；
3) the air inlet port of drying machine is passed through the air of displacement 1-2 times, can make cyclical acceleration, accelerates the discharge of steam；
4) dried material reenters in drying machine by connecting charging aperture to conveying worm after the second discharging opening of drying machine, and the material of humidity re-mixes and realizes cyclic drying；
5) tail gas of wet mud preheater is drawn entrance foam dust collector through air-introduced machine, and foam dust collector carries out deacidification process by the alkali liquor (NaOH) of spray 3.6%～10% to tail gas, reduces exhaust temperature simultaneously；
6) tail gas of foam dust collector is entered back into gas-liquid separator and carries out gas-liquid separation after being condensed by condenser, the clean tail gas obtained after gas-liquid separation enters air by charcoal trap, or the clean tail gas obtained after gas-liquid separation is back to re-using in drying machine, it is to avoid odor contamination.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
Detailed description of the invention
As shown in Figure 1, hollow blade dryer heat energy utilization system, including drying machine 1, drying machine 1 includes frame 12, housing 10 and the paddle shaft 9 of lateral arrangement is supported in frame 12, being provided with air inlet port 27, clean tail gas air inlet 26, indirect steam outlet 25, charging aperture the 24, first discharging opening 28 and the second discharging opening 13 on the housing 10, the second discharging opening 13 is connected with charging aperture 24 by returning charge conveying worm.Paddle shaft 9 is set in housing 10, one end connecting power device 11 of paddle shaft 9, and the other end of paddle shaft 9 connects swivel joint 8, and swivel joint 8 arranges heat conductive oil inlet 7 and conduction oil outlet 2.
Dryer system also includes hotline heater 3, Heat-transfer Oil Pump 6 and surge tank 4, gas approach 3-5 is set on hotline heater 3, oil-out 3-1, oil-in 3-2, it is buffered into that hydraulic fluid port 3-4 is gentle goes out hydraulic fluid port 3-3, the gas approach 3-5 of hotline heater 3 connects flue gas aerator 5, the inlet end of flue gas aerator 5 is connected with boiler emission flue gas by pipeline, the oil-out 3-1 of hotline heater 3 connects the oil-in of Heat-transfer Oil Pump 6, the oil-out of Heat-transfer Oil Pump 6 is connected with the heat conductive oil inlet 7 on swivel joint 8, conduction oil outlet 2 on swivel joint 8 is connected with the oil-in 3-2 of hotline heater 3.The oil-in of surge tank 4 is connected with the buffering oil-out 3-3 of hotline heater 3, and the oil-out of surge tank 4 is connected with the hydraulic fluid port 3-4 that is buffered into of hotline heater 3.
nullDrying machine heat energy utilization system also includes wet mud preheater 20、Foam dust collector 15、Condenser 17、Vapour liquid separator 16，Wet mud preheater 20 is provided with wet mud import 19、Material outlet 21、Steam inlet 22、Offgas outlet 18，The indirect steam outlet 25 of drying machine 1 is connected with the steam inlet 22 of wet mud preheater 20 by cyclone separator 23，The material outlet 21 of wet mud preheater 20 is connected with the charging aperture 24 of drying machine 1，The offgas outlet 18 of wet mud preheater 20 connects air-introduced machine 14，The air outlet of air-introduced machine 14 connects foam dust collector 15，The offgas outlet of foam dust collector 15 connects the inlet exhaust gas of condenser 17，The offgas outlet of condenser 17 connects the inlet exhaust gas of vapour liquid separator 16，The upper end of vapour liquid separator 16 connects clean tail gas discharging pipe 29 deactivation charcoal absorption tower.The clean tail gas discharging pipe 29 of vapour liquid separator 16 is connected with the clean tail gas air inlet 26 of drying machine 1.
Claims (7)
1. a hollow blade dryer heat energy utilization system, including drying machine, drying machine includes frame, and frame supports housing and the paddle shaft of lateral arrangement, is provided with charging aperture and the first discharging opening on housing, and paddle shaft device is in housing；One end connecting power device of paddle shaft, the other end connect swivel joint, and swivel joint arranges heat conductive oil inlet and conduction oil outlet；It is characterized in that: described drying machine heat energy utilization system also includes wet mud preheater, foam dust collector, condenser, vapour liquid separator, wet mud preheater is provided with wet mud import, material outlet, steam inlet, offgas outlet, the housing of described drying machine is additionally provided with indirect steam outlet, the indirect steam outlet of drying machine is connected with the steam inlet of wet mud preheater, the wet material outlet of mud preheater is connected with the charging aperture of drying machine, the offgas outlet of wet mud preheater connects air-introduced machine, the air outlet of air-introduced machine connects foam dust collector, the offgas outlet of foam dust collector connects the inlet exhaust gas of condenser, the offgas outlet of condenser connects the inlet exhaust gas of vapour liquid separator, the upper end of vapour liquid separator connects clean tail gas discharging pipe.
Hollow blade dryer heat energy utilization system the most according to claim 1, it is characterized in that: be additionally provided with clean tail gas air inlet in the casing of described drying machine, the clean tail gas discharging pipe of described vapour liquid separator is connected with the clean tail gas air inlet of the casing of drying machine.
Hollow blade dryer heat energy utilization system the most according to claim 1, it is characterised in that: it is additionally provided with air inlet port in the casing of described drying machine.
Hollow blade dryer heat energy utilization system the most according to claim 1, it is characterised in that: the outlet of the indirect steam of described drying machine is connected by steam inlet with wet mud preheater after cyclone separator.
Hollow blade dryer heat energy utilization system the most according to claim 1, it is characterised in that: being additionally provided with the second discharging opening on the housing of described drying machine, the second discharging opening is connected with charging aperture.
Hollow blade dryer heat energy utilization system the most according to claim 1, it is characterized in that: described drying machine heat energy utilization system also includes hotline heater and Heat-transfer Oil Pump, gas approach is set on hotline heater, oil-out, oil-in, the gas approach of hotline heater connects flue gas aerator, the inlet end of flue gas aerator is connected with boiler emission flue gas by pipeline, the oil-out of hotline heater connects the oil-in of Heat-transfer Oil Pump, the oil-out of Heat-transfer Oil Pump is connected with the heat conductive oil inlet on swivel joint, conduction oil outlet on swivel joint is connected with the oil-in of hotline heater.
Hollow blade dryer heat energy utilization system the most according to claim 6, it is characterized in that: described drying machine heat energy utilization system also includes surge tank, described hotline heater also sets up and is buffered into that hydraulic fluid port is gentle goes out hydraulic fluid port, the oil-in of surge tank is connected with the buffering oil-out of hotline heater, and the oil-out of surge tank is connected with the hydraulic fluid port that is buffered into of hotline heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620032769.6U CN205537075U (en) | 2016-01-14 | 2016-01-14 | Hollow blade desiccator heat utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620032769.6U CN205537075U (en) | 2016-01-14 | 2016-01-14 | Hollow blade desiccator heat utilization system |
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| Publication Number | Publication Date |
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| CN205537075U true CN205537075U (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620032769.6U Expired - Fee Related CN205537075U (en) | 2016-01-14 | 2016-01-14 | Hollow blade desiccator heat utilization system |
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| Country | Link |
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| CN (1) | CN205537075U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509459A (en) * | 2016-01-14 | 2016-04-20 | 江苏搏斯威化工设备工程有限公司 | Heat energy utilizing system of hollow blade drying machine |
| CN110207484A (en) * | 2019-06-06 | 2019-09-06 | 胡彬 | Dry materials boil-off gas cyclic utilization system and method |
| CN110455044A (en) * | 2019-07-31 | 2019-11-15 | 武汉钢铁有限公司 | A kind of wet coal predrying system and method based on surplus energy utility |
-
2016
- 2016-01-14 CN CN201620032769.6U patent/CN205537075U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509459A (en) * | 2016-01-14 | 2016-04-20 | 江苏搏斯威化工设备工程有限公司 | Heat energy utilizing system of hollow blade drying machine |
| CN110207484A (en) * | 2019-06-06 | 2019-09-06 | 胡彬 | Dry materials boil-off gas cyclic utilization system and method |
| CN110455044A (en) * | 2019-07-31 | 2019-11-15 | 武汉钢铁有限公司 | A kind of wet coal predrying system and method based on surplus energy utility |
| CN110455044B (en) * | 2019-07-31 | 2021-02-19 | 武汉钢铁有限公司 | Wet coal pre-drying system and method based on complementary energy utilization |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 |