CN105289163A - Tobacco foreign smell processing and defogging device and method - Google Patents
Tobacco foreign smell processing and defogging device and method Download PDFInfo
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- CN105289163A CN105289163A CN201510574171.XA CN201510574171A CN105289163A CN 105289163 A CN105289163 A CN 105289163A CN 201510574171 A CN201510574171 A CN 201510574171A CN 105289163 A CN105289163 A CN 105289163A
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Abstract
The invention discloses a tobacco foreign smell processing and defogging device and method. The device comprises a washing pool, a washing device, a fan power device, a cooling power, a heat exchange device and a water pump. The method comprises the following steps that waste gas enters the washing pool through being sucked by the fan power device; in the washing pool, circulation water in the washing device is in sufficient contact with the waste gas from top to bottom; the heat in high-temperature waste gas is transferred into low-temperature circulation water; the circulation water of the washing device performs heat exchange with circulation water of the cooling tower through the heat exchanger; heat in the circulation water of the cooling tower is radiated into the atmosphere; the process is circulated, so that the water and steam heat exchange is realized; the effects of defogging and energy saving are achieved; the goal of protecting the environment is achieved. The device can be controlled by a PLC (programmable logic controller). The device and the method have the advantages that the defogging is thorough; the defogging effect is stable; the occupied area of the equipment is small; the energy consumption is low; the structure is simple; the operation is convenient.
Description
Technical field
The invention belongs to tobacco peculiar-smell processing technology field, relate to a kind of tobacco cutting humidity discharging tobacco peculiar smell treating device and method, particularly a kind of tobacco peculiar-smell process and demister and method.
Background technology
In tobacco leaf production process, have a large amount of high temperature, high humidity steam discharge together along with technology waste gas (having peculiar smell), a large amount of water smoke is produced in toxic emission to air, water smoke racks to tens of rice even distance of hundreds of meters, produces puzzlement greatly to resident living.Scientific research shows, in tobacco leaf production, the energy of high temperature, high humidity steam is huge, and power is thousands of to tens thousand of kilowatts/hours.
Existing tobacco peculiar-smell treatment facility, what have does not design supporting demister, and fog discharge phenomenon cannot solve, and produces and is becoming increasingly acute with the contradiction of environmental protection; Although what also have devises supporting demister, its deodorizing demist technological process is complicated, used equipment and the material cost of consumption very high, energy resource consumption is very large, does not utilize environmental protection.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of tobacco peculiar-smell process and demister and method are provided, to eliminate the fog discharge situation in tobacco leaf production process, solve the contradictory problems of producing with environmental protection.
Design of the present invention is as follows: in order to reach not only demist but also energy-conservation effect, the mode by water, vapour heat exchange completes.Therefore, tobacco process produces discharge fog can add demister process by wash pool, realizes the object of protection of the environment.
Technical scheme of the present invention is as follows:
A kind of tobacco peculiar-smell process of the present invention and demister, it comprises wash pool, wash mill, blower fan power set, cooling tower, heat exchanger, water pump; Wash pool can be single-stage wash pool or multistage wash pool; Single-stage wash pool front end or multistage wash pool rear end are provided with blower fan power set; Wash pool front end is provided with one for entering the air inlet of waste gas, and wash pool end is provided with one for arranging the exhaust outlet of purified gas, and wash pool top is provided with the wash mill that can spray shower water; The circulating water outlet of wash mill is connected with the wash mill recirculated water entrance of heat exchanger by wash mill recirculating water pump, and the wash mill circulating water outlet of heat exchanger is connected with the recirculated water entrance of wash mill; Wash pool side is provided with cooling tower, heat exchanger, cooling-tower circulating water water pump; The circulating water outlet of cooling tower is connected with the cooling-tower circulating water entrance of heat exchanger by cooling-tower circulating water water pump, and the cooling-tower circulating water outlet of heat exchanger is connected with the recirculated water entrance of cooling tower.
Further, one-level wash pool can be equipped with one group of wash mill; One group of wash mill is equipped with one group of cooling tower, heat exchanger, cooling-tower circulating water water pump; Multistage wash pool can be equipped with two groups of cooling towers, heat exchanger, cooling-tower circulating water water pump.
Further, the one-level wash pool in multistage wash pool is provided with and can enters from wash pool side and spray the dust arrester of shower water, and the recirculated water in dust arrester carries out self-loopa by dust arrester recirculating water pump.
Tobacco peculiar-smell process of the present invention and demister, also comprise an automatic operation control device controlled by PLC; Wash mill recirculating water pump and cooling-tower circulating water exit of pump are equipped with control valve; Three output ports in PLC are electrically connected with the motor of blower fan power set, wash mill recirculating water pump discharge control valve, cooling-tower circulating water Water-pump outlet control valve respectively.
The tobacco peculiar-smell process that the present invention is a kind of utilizes said apparatus to carry out and defogging method as follows: the tobacco leaf production technology waste gas of collection, enters wash pool through pipeline under the suction of blower fan power set; In wash pool, recirculated water (the i.e. wash mill recirculated water) from top to down in wash mill fully contacts with waste gas, and the transfer of heat in high-temp waste gas is in low-temperature circulating water; Heat in waste gas and water content decline to a great extent and suitable with air, without atomizating phenomenon when entering air; Wash mill recirculated water water temperature in wash pool after washing raises, heat exchanger is squeezed into and cooling-tower circulating water carries out heat exchange by wash mill recirculating water pump, heat is exchanged in cooling-tower circulating water, wash mill recirculated water after over-heat-exchanger cooling, enters wash pool from the circulation of wash mill entrance afterwards again; Cooling-tower circulating water after heat exchanger temperature raises is through cooling tower, and heat, by Atmospheric Absorption (be provided with filler special in cooling tower, air flows through from bottom to top, makes circulating water get off), is lowered the temperature; Obtain the cooling-tower circulating water after lowering the temperature through cooling tower to be carried by cooling-tower circulating water water pump, then enter heat exchanger and wash mill recirculated water carries out heat exchange; Above process is gone round and begun again, and circulation is carried out, thus realizes the lasting demist to waste gas.By PLC, automatically control is run to above-mentioned tobacco peculiar-smell process and demister.
Beneficial effect of the present invention:
Tobacco peculiar-smell process of the present invention and demister and method, in implementation process, when entering the high temperature of wash pool, high humidity waste gas by wash pool, the heat in waste gas and moisture content absorb by the recirculated water that sprays out in wash mill; The heat of wash mill recirculated water is converted to through over-heat-exchanger in the recirculated water of cooling tower; Heat in cooling-tower circulating water is distributed in air; Thus achieve the heat exchange of water, vapour, reach and can continue demist effect energy-conservation again, achieve the object of protection of the environment.
Tobacco peculiar-smell process of the present invention and demister, demist is thorough, demist effect stability, and occupation area of equipment is little, and energy resource consumption is little, and structure is simple, easy to operate.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of a kind of tobacco peculiar-smell process of the present invention and demister.
In figure: 1, blower fan power set 2, exhaust outlet 3, wash pool 4, wash mill 5, air inlet 6, cooling tower 7, wash mill recirculating water pump 8, heat exchanger 9, automatic operation control device 10, cooling-tower circulating water water pump 11, dust arrester recirculating water pump 12, dust arrester
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reach object and effect is easy to understand, below in conjunction with drawings and Examples, the present invention is further illustrated.
Embodiment 1
As shown in Figure 1, a kind of tobacco peculiar-smell process of the present invention and demister, it comprises wash pool 3, wash mill 4, blower fan power set 1, cooling tower 6, heat exchanger 8, wash mill recirculating water pump 7, cooling-tower circulating water water pump 10, and automatic operation control device 9; In figure, wash pool 3 is three grades of wash pool (primary dust removings, rear two-stage cooling deodorizing), one-level wash pool front end is provided with one for entering the air inlet 5 of waste gas, three grades of wash pool ends are provided with one for arranging the exhaust outlet 2 of purified gas, three grades of wash pool rear ends are provided with blower fan power set 1 (air-introduced machine), are released by the purified gas through dedusting, cooling and washing (eliminating the unusual smell) by air-introduced machine from wash pool; Wherein, one-level wash pool is provided with and can (side) enters and spray the dust arrester 12 of shower water from the side, and the recirculated water in dust arrester carries out self-loopa by dust arrester recirculating water pump 11; Secondary wash pool and three grades of wash pool top are equipped with can from the wash mill 4 spraying shower water (formation cascade) above; Wash pool 3 side (side) is provided with cooling tower 6, heat exchanger 8, cooling-tower circulating water water pump 10; Rear two-stage cooling wash pool is equipped with two groups of cooling towers 6, heat exchanger 8, cooling-tower circulating water water pump 10.
The circulating water outlet of wash mill 4 is connected with the wash mill recirculated water entrance of heat exchanger 8 by wash mill recirculating water pump 7, and the wash mill circulating water outlet of heat exchanger 8 is connected with the recirculated water entrance of wash mill 4.
The circulating water outlet of cooling tower 6 is connected with the cooling-tower circulating water entrance of heat exchanger 8 by cooling-tower circulating water water pump 10, and the cooling-tower circulating water outlet of heat exchanger 8 is connected with the recirculated water entrance of cooling tower 6.
Above-mentioned tobacco peculiar-smell process and demister, also comprise an automatic operation control device controlled by PLC; In figure, be provided with automatic operation control device 9 in the side of blower fan power set 1, automatic operation control device 9 is a set of device controlled by PLC.Wash mill recirculating water pump 7 and cooling-tower circulating water water pump 10 outlet are equipped with control valve; Three output ports in PLC are electrically connected with the motor of blower fan power set 1, wash mill recirculating water pump 7 discharge control valve, cooling-tower circulating water water pump 10 discharge control valve respectively.
Embodiment 2
As shown in Figure 1, the tobacco peculiar-smell process that the present invention is a kind of utilizes device described in embodiment 1 to carry out and defogging method as follows: tobacco leaf production technology waste gas (the i.e. high-temp waste gas of collection, temperature is at 55 ~ 57 DEG C), enter after wash pool 3 through pipeline under the suction of blower fan power set 1, dust arrester 12 first in one-level wash pool carries out dedusting, then the wash mill 4 in two-stage wash pool is later undertaken lower the temperature and eliminate the unusual smell (deodorizing) by wash mill recirculated water; In rear two-stage wash pool, recirculated water (i.e. wash mill recirculated water in wash mill, temperature 15 DEG C (winters) to 40 DEG C (summers)) from top to down fully contacts with waste gas, transfer of heat in high-temp waste gas is in low-temperature circulating water, and high-temp waste gas temperature is down to 20 DEG C of (winter) ~ 45 DEG C (summer).Heat in waste gas and water content decline to a great extent and suitable with air, without atomizating phenomenon when entering air.Wash mill recirculated water water temperature after washing is increased to 35 ~ 52 DEG C, squeeze into heat exchanger 8 and cooling-tower circulating water (temperature 5 DEG C (winters) to 30 DEG C (summers)) by wash mill recirculating water pump 7 and carry out heat exchange, heat is exchanged in cooling-tower circulating water, be cooled to the wash mill recirculated water behind 15 DEG C of (winter) ~ 40 DEG C (summer) through over-heat-exchanger 8, enter wash pool from the circulation of wash mill entrance more afterwards.The cooling-tower circulating water behind 18 DEG C of (winter) ~ 38 DEG C (summer) is increased to through cooling tower 6 through over-heat-exchanger 8 temperature, heat (is provided with filler special in cooling tower by Atmospheric Absorption, air flows through from bottom to top, circulating water is got off), be cooled to 5 DEG C of (winter) ~ 30 DEG C (summer).And obtain the cooling-tower circulating water after lowering the temperature through cooling tower 6 and carried by cooling-tower circulating water water pump 10, then enter heat exchanger 8 and carry out heat exchange with wash mill recirculated water.Above process is gone round and begun again, and circulation is carried out, thus realizes the lasting demist to waste gas.Meanwhile, by PLC, automatically control is run to above-mentioned tobacco peculiar-smell process and demister.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The present invention is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates the principle of the invention; without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (7)
1. tobacco peculiar-smell process and a demister, is characterized in that, it comprises wash pool, wash mill, blower fan power set, cooling tower, heat exchanger, water pump; Wash pool is single-stage wash pool or multistage wash pool; Single-stage wash pool front end or multistage wash pool rear end are provided with blower fan power set; Wash pool front end is provided with one for entering the air inlet of waste gas, and wash pool end is provided with one for arranging the exhaust outlet of purified gas; Wash pool top is provided with the wash mill that can spray shower water; The circulating water outlet of wash mill is connected with the wash mill recirculated water entrance of heat exchanger by wash mill recirculating water pump, and the wash mill circulating water outlet of heat exchanger is connected with the recirculated water entrance of wash mill; Wash pool side is provided with cooling tower, heat exchanger, cooling-tower circulating water water pump; The circulating water outlet of cooling tower is connected with the cooling-tower circulating water entrance of heat exchanger by cooling-tower circulating water water pump, and the cooling-tower circulating water outlet of heat exchanger is connected with the recirculated water entrance of cooling tower.
2. tobacco peculiar-smell process as claimed in claim 1 and demister, it is characterized in that, one-level wash pool is equipped with one group of wash mill; One group of wash mill is equipped with one group of cooling tower, heat exchanger, cooling-tower circulating water water pump; Multistage wash pool is equipped with two groups of cooling towers, heat exchanger, cooling-tower circulating water water pump.
3. tobacco peculiar-smell process as claimed in claim 1 and demister, it is characterized in that, one-level wash pool in multistage wash pool is provided with and can enters from wash pool side and spray the dust arrester of shower water, and the recirculated water in dust arrester carries out self-loopa by dust arrester recirculating water pump.
4. the tobacco peculiar-smell process as described in claim 1,2 or 3 and demister, is characterized in that, this tobacco peculiar-smell process and demister, also comprises an automatic operation control device controlled by PLC; Wash mill recirculating water pump and cooling-tower circulating water exit of pump are equipped with control valve; Three output ports in PLC are electrically connected with the motor of blower fan power set, wash mill recirculating water pump discharge control valve, cooling-tower circulating water Water-pump outlet control valve respectively.
5. the tobacco peculiar-smell process utilizing device as claimed in claim 1 to carry out and a defogging method, is characterized in that, the tobacco leaf production technology waste gas of collection, enters wash pool through pipeline under the suction of blower fan power set; In wash pool, recirculated water in wash mill and wash mill recirculated water from top to down fully contact with waste gas, transfer of heat in high-temp waste gas is in low-temperature circulating water, and the heat in waste gas and water content decline to a great extent and suitable with air, without atomizating phenomenon when entering air; Wash mill recirculated water water temperature in wash pool after washing raises, heat exchanger is squeezed into and cooling-tower circulating water carries out heat exchange by wash mill recirculating water pump, heat is exchanged in cooling-tower circulating water, wash mill recirculated water after over-heat-exchanger cooling, enters wash pool from the circulation of wash mill entrance afterwards again; Cooling-tower circulating water after heat exchanger temperature raises is through cooling tower, and heat, by Atmospheric Absorption, is lowered the temperature; Obtain the cooling-tower circulating water after lowering the temperature through cooling tower to be carried by cooling-tower circulating water water pump, then enter heat exchanger and wash mill recirculated water carries out heat exchange; Above process is gone round and begun again, and circulation is carried out, thus realizes the lasting demist to waste gas.
6. tobacco peculiar-smell process as claimed in claim 5 and defogging method, it is characterized in that, one-level wash pool in multistage wash pool is provided with and can enters from wash pool side and spray the dust arrester of shower water, and the recirculated water in dust arrester carries out self-loopa by dust arrester recirculating water pump; The tobacco leaf production technology waste gas collected, under the suction of blower fan power set after pipeline enters wash pool, the dust arrester first in one-level wash pool carries out dedusting, then the wash mill in rear class wash pool is undertaken lowering the temperature and eliminating the unusual smell by wash mill recirculated water.
7. the tobacco peculiar-smell process as described in claim 5 or 6 and defogging method, is characterized in that, above-mentioned tobacco peculiar-smell process and demister, also comprises an automatic operation control device controlled by PLC; Wash mill recirculating water pump and cooling-tower circulating water exit of pump are equipped with control valve; Three output ports in PLC are electrically connected with the motor of blower fan power set, wash mill recirculating water pump discharge control valve, cooling-tower circulating water Water-pump outlet control valve respectively; By PLC, automatically control is run to above-mentioned tobacco peculiar-smell process and demister.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510574171.XA CN105289163A (en) | 2015-09-10 | 2015-09-10 | Tobacco foreign smell processing and defogging device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510574171.XA CN105289163A (en) | 2015-09-10 | 2015-09-10 | Tobacco foreign smell processing and defogging device and method |
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| CN105289163A true CN105289163A (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510574171.XA Pending CN105289163A (en) | 2015-09-10 | 2015-09-10 | Tobacco foreign smell processing and defogging device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106964228A (en) * | 2017-05-09 | 2017-07-21 | 金心东 | Redrying industry ecological, environmental protective system |
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| JP2005211741A (en) * | 2004-01-28 | 2005-08-11 | Shimizu Corp | Contaminant removing apparatus |
| CN102836566A (en) * | 2012-09-14 | 2012-12-26 | 北京机电院高技术股份有限公司 | Water-saving sludge paddle type drying carrier gas complete set of treating device and method |
| CN203244904U (en) * | 2013-04-09 | 2013-10-23 | 安徽汇圆橡塑科技有限公司 | Absorption system for tail gas in reclaimed rubber production |
| CN205032032U (en) * | 2015-09-10 | 2016-02-17 | 金心东 | Tobacco peculiar smell is handled and defogging device |
-
2015
- 2015-09-10 CN CN201510574171.XA patent/CN105289163A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005211741A (en) * | 2004-01-28 | 2005-08-11 | Shimizu Corp | Contaminant removing apparatus |
| CN102836566A (en) * | 2012-09-14 | 2012-12-26 | 北京机电院高技术股份有限公司 | Water-saving sludge paddle type drying carrier gas complete set of treating device and method |
| CN203244904U (en) * | 2013-04-09 | 2013-10-23 | 安徽汇圆橡塑科技有限公司 | Absorption system for tail gas in reclaimed rubber production |
| CN205032032U (en) * | 2015-09-10 | 2016-02-17 | 金心东 | Tobacco peculiar smell is handled and defogging device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106964228A (en) * | 2017-05-09 | 2017-07-21 | 金心东 | Redrying industry ecological, environmental protective system |
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Application publication date: 20160203 |
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