CN109850965A - Evaporator system - Google Patents
Evaporator system Download PDFInfo
- Publication number
- CN109850965A CN109850965A CN201811552664.3A CN201811552664A CN109850965A CN 109850965 A CN109850965 A CN 109850965A CN 201811552664 A CN201811552664 A CN 201811552664A CN 109850965 A CN109850965 A CN 109850965A
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- Prior art keywords
- shell
- pipe
- circulation
- pump
- evaporator system
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- 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.)
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- 239000007788 liquid Substances 0.000 claims abstract description 32
- 230000006835 compression Effects 0.000 claims abstract description 23
- 238000007906 compression Methods 0.000 claims abstract description 23
- 238000000926 separation method Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000012141 concentrate Substances 0.000 claims description 18
- 238000009826 distribution Methods 0.000 claims description 10
- 238000002425 crystallisation Methods 0.000 claims description 8
- 230000008025 crystallization Effects 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 238000001704 evaporation Methods 0.000 abstract description 7
- 230000008020 evaporation Effects 0.000 abstract description 7
- 239000011552 falling film Substances 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000002699 waste material Substances 0.000 description 6
- 230000030279 gene silencing Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- 238000004064 recycling Methods 0.000 description 5
- 239000002351 wastewater Substances 0.000 description 5
- 239000004744 fabric Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses an evaporator system, which comprises a shell, wherein a liquid distributor, an upper tube plate, a heat exchange tube array and a lower tube plate which are sequentially connected with each other from top to bottom are arranged in the shell, the upper tube plate and the lower tube plate are respectively arranged at the upper part and the lower part of the shell, the lower part in the shell is connected with a heater, one side of the lower part outside the shell is provided with a heat exchanger, the lower part of the shell is connected with an input tube, the lower tube plate is connected with an output tube, one ends of the input tube and the output tube are both positioned in the heat exchanger, one side of the upper part of the shell is connected with a circulating compression tube for secondary steam circulating compression, the circulating compression tube is connected with a compression pump. The invention integrates falling film evaporation and gas-liquid separation into a whole, so that the equipment structure is compact, and the floor area of the equipment is reduced; through circulation compression pipe and compressor pump, rational utilization secondary steam is as heating steam, reduces the loss of energy, has effectively improved whole heat exchange efficiency.
Description
Technical field
The present invention relates to sewage treatment equipment technical fields, more specifically, it relates to a kind of evaporator system.
Background technique
Industrial development is the major source of environmental pollution, and the emission treatment of industrial wastewater is solve problem of environmental pollution one
Big emphasis；It, will certainly be to aqueous bio, Drinking Water and industrial and agricultural production etc. if unprocessed direct emission high-concentration waste water
High risks are generated with water；The method of chemical treatment and evaporator system that processing high pollution at present, high-concentration waste water generally use, though
Right this two methods solve brine waste pollution problem, but the presence of traditional chemical facture takes up a large area, mating sludge
The equipment such as processing are more, need to there is the problem of excellent operation experience and manual intervention；And conventional evaporator system is continuous due to needing
Heat source of the raw steam as Waste water concentrating is passed through into evaporator system, need to expend a large amount of energy, higher cost, equipment
It is bulky, and the steam generated is not utilized efficiently, and energy waste is caused.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of evaporator system, have small in size
With few advantage that consumes energy.
To achieve the above object, the present invention provides the following technical scheme that
A kind of evaporator system, including shell are provided with from top to bottom successively liquid interconnected point in the shell
Cloth device, upper perforated plate, heat exchanging pipe and lower perforated plate, the upper perforated plate and the lower perforated plate are respectively arranged in the upper part of the housing under
Portion, lower part connects having heaters in the shell, and the outer lower part side of the shell is provided with heat exchanger, and the lower part of the housing connects
It is connected to input pipe, the lower perforated plate is connected with efferent duct, and the input pipe and described efferent duct one end are respectively positioned on the heat exchange
In device, the upper part of the housing side is connected with the circulation compressed pipe for secondary steam circulation compression, connects on the circulation compressed pipe
It is connected to compression pump, the other side outside the shell is provided with circulation pipe, passes through circulation pipe between the top and bottom end of the shell
Connection, the circulation pipe are connected with circulating pump.
So set, waste water enters lower part of the housing by being connected to the input pipe of lower part of the housing, by being connected in shell
The heating tube of lower part is tentatively heated, and is added thermogenetic steam to be compressed by circulation compressed pipe through compression pump, is made secondary
Pressure, the temperature of steam increase；After the waste liquid of lower part of the housing is aspirated by circulating pump, through being connected to housing tip and housing bottom
Between circulation pipe after, after waste liquid sequentially enters liquid distribution trough and upper perforated plate, be evenly distributed in each heat exchanging pipe, in gravity
Under vacuum induced and airflow function, flowed from above to below at uniformly membranaceous.In flow process, heated up by circulation compressed pipe two
Secondary steam heating vaporization, the steam and concentrated liquid of generation enter lower plate pipe jointly, and by being sufficiently separated, the steam of generation enters
Compressed pipe is recycled to heat up；Concentrate and the feed liquid being newly added are pressurized by forced circulation pump enters liquid distribution trough again
Cloth liquid, film evaporation, thus the lasting progress and the control to concentration ratio that ensure that thin film evaporation；Pass through collection falling film evaporation and gas
Liquid separation is integrated and the setting of circulation pipe and circulating pump, keeps device structure compact, realizes purpose small in size, and then to subtract
Skinny device occupied area；By circulation compressed pipe and compression pump, realize rationally using the secondary steam generated as heating steam,
To reduce the loss of energy, cost is reduced, and then effectively increase overall heat exchange efficiency；Pass through liquid distribution trough and heat exchanger tube collection
Steam hits separation and Gravity Separation in one, and the effective guarantee quality and stability of secondary steam keeps water quality cleaner.
Further setting: the compression pump is Roots vaccum pump.
So set, compression pump uses Roots vaccum pump, fast using Roots vacuum pump startup, energy consumption is few, during-operation service expense
With advantage low, that pumping speed is big, high-efficient, plays the role of reducing cost, improve compression efficiency.
Further setting: spiral separation pipe is installed between the shell and the heat exchanging pipe.
So set, the path of liquid flowing is extended by the spiral separation pipe being installed between shell and heat exchanging pipe,
And the resistance that increase concentrate is subject in flow process is big, to slow down concentrate flowing velocity, heats concentrate sufficiently, into
And have the function that improve secondary steam and concentrated liquid separative efficiency.
Further setting: heat-insulated silencing cotton is provided in the shell.
So set, while reducing noise, reducing the damage of heat in shell by the way that heat-insulated silencing cotton is arranged in shell
Consumption, reduces the cost.
Further setting: the shell is provided with CIP automated cleaning system.
So set, realizing the function of automatic cleaning enclosure interior by the CIP automated cleaning system for being set to shell
Can, reduce the loss of manpower.
Further setting: the efferent duct is connected with water tank.
So set, realizing the recycling to clean water by the water tank for being connected to efferent duct.
Further setting: the circulation pipe is connected with concentrate delivery pipe, and the concentrate conveying pipeline is connected with very
Empty heat pump crystallization apparatus, the vacuum heat pump crystallization apparatus are connect with the water tank pipeline.
So set, the concentrate in circulation pipe enters vacuum heat pump knot by being connected to the concentrate delivery pipe of circulation pipe
Brilliant device is evaporated drying crystalline, realizes secondary separation；Condensed clean water enters storage in water tank by pipeline, real
Now to the recycling of clean water.
In conclusion the present invention is by integrating setting for falling film evaporation and gas-liquid separation and circulation pipe and circulating pump
It sets, keeps device structure compact, realize purpose small in size, and then to reduce occupation area of equipment；Pass through circulation compressed pipe and pressure
Contracting pump, realizing rationally reduces cost, Jin Eryou using the secondary steam generated as heating steam to reduce the loss of energy
Effect improves overall heat exchange efficiency；Integrate steam by liquid distribution trough and heat exchanger tube and hit separation and Gravity Separation, has
Effect has ensured the quality and stability of secondary steam, keeps water quality cleaner.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
In figure: 1, shell；2, liquid distribution trough；3, upper perforated plate；4, heat exchanging pipe；5, lower perforated plate；6, heater；7, heat is handed over
Parallel operation；8, input pipe；9, efferent duct；10, compressed pipe is recycled；11, compression pump；12, circulation pipe；13, circulating pump；14, spiral point
From pipe；15, heat-insulated silencing cotton；16, CIP automated cleaning system；17, water tank；18, concentrate delivery pipe；19, vacuum heat pump
Crystallization apparatus.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
A kind of evaporator system of the invention is provided with from top to bottom successively in shell 1 as shown in Figure 1, including shell 1
Liquid distribution trough 2, upper perforated plate 3, heat exchanging pipe 4 and lower perforated plate 5 interconnected, upper perforated plate 3 and lower perforated plate 5 are respectively arranged in shell
1 upper and lower part of body.
As shown in Figure 1, lower part connects having heaters 6 in shell 1；The outer lower part side of shell 1 is provided with heat exchanger 7；Shell
1 lower part of body is connected with input pipe 8, and lower perforated plate 5 is connected with efferent duct 9, and efferent duct 9 is connected with water tank 17；Input pipe 8 and output
9 one end of pipe is respectively positioned in heat exchanger 7；1 top side of shell is connected with the circulation compressed pipe 10 for secondary steam circulation compression；
Compression pump 11 is connected on circulation compressed pipe 10, compression pump 11 is Roots vaccum pump；The other side outside shell 1 is provided with circulation pipe
12；Circulation pipe 12 is connected with concentrate delivery pipe 18, and 18 pipeline of concentrate delivery pipe is connected with vacuum heat pump crystallization apparatus 19, very
Empty heat pump crystallization apparatus 19 is connect with 17 pipeline of water tank；It is connected, is recycled by circulation pipe 12 between the top and bottom end of shell 1
Pipe 12 is connected with circulating pump 13；Heat-insulated silencing cotton 15 is provided in shell 1；Spiral is installed between shell 1 and heat exchanging pipe 4
Separating pipe 14；Shell 1 is provided with CIP automated cleaning system 16.
Working principle: waste water enters 1 lower part of shell by being connected to the input pipe 8 of 1 lower part of shell, by being connected to shell
The heating tube of lower part is tentatively heated in 1, and thermogenetic steam is added to be compressed by recycling compressed pipe 10 through compression pump 11,
Increase the pressure of secondary steam, temperature；After the waste liquid of 1 lower part of shell is aspirated by circulating pump 13, it is connected to 1 top of shell
After circulation pipe 12 between 1 bottom end of shell, after waste liquid sequentially enters liquid distribution trough 2 and upper perforated plate 3, it is evenly distributed to and respectively changes
In hot tubulation 4, under gravity and vacuum induced and airflow function, flowed from above to below at uniformly membranaceous.In flow process, followed
The Secondary-steam heating vaporization that ring compressed pipe 10 heats up, the steam and concentrated liquid of generation enter lower plate pipe jointly, by abundant
Separation, the steam of generation enters to heat up through circulation compressed pipe 10；Pass through the spiral shell being installed between shell 1 and heat exchanging pipe 4
Separating pipe 14 is revolved, extends the path of liquid flowing, and the resistance that increase concentrate is subject in flow process is big, to slow down concentration
Liquid flowing velocity, heats concentrate sufficiently, and then has the function that improve secondary steam and concentrated liquid separative efficiency；Concentration
Into liquid distribution trough 2, cloth liquid, film evaporate again by the pressurization of forced circulation pump 13 for liquid and the feed liquid being newly added, to ensure that
The lasting progress of thin film evaporation and the control to concentration ratio；By integrating falling film evaporation and gas-liquid separation and circulation pipe
12 and circulating pump 13 setting, keep device structure compact, realize purpose small in size, and then to reduce occupation area of equipment；It is logical
Circulation compressed pipe 10 and compression pump 11 are crossed, is realized rationally using the secondary steam generated as heating steam, to reduce energy
Loss, reduces cost, and then effectively increase overall heat exchange efficiency；It is hit and is divided by liquid distribution trough 2 and heat exchanger tube collection steam
From in one, the effective guarantee quality and stability of secondary steam keeps water quality cleaner with Gravity Separation.
In addition, compression pump 11 uses Roots vaccum pump, fast using Roots vacuum pump startup, energy consumption is few, during-operation service expense
Advantage low, that pumping speed is big, high-efficient plays the role of reducing cost, improves compression efficiency；It is heat-insulated by being arranged in shell 1
Silencing cotton 15 while reducing noise, reduces the loss of heat in shell 1, reduces the cost；By being set to the CIP of shell 1 certainly
Dynamicization cleaning system 16 realizes the function inside automatic cleaning shell 1, reduces the loss of manpower；By being connected to efferent duct 9
Water tank 17 realizes the recycling to clean water；Concentrate in circulation pipe 12 is conveyed by being connected to the concentrate of circulation pipe 12
Pipe 18 is evaporated drying crystalline into vacuum heat pump crystallization apparatus 19, realizes secondary separation；Condensed clean water passes through pipe
Road enters storage in water tank 17, realizes the recycling to clean water；Since the concentrate band of circulation pipe 12 has surplus heat, further close
Reason utilizes waste heat, reduces the loss of energy.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of evaporator system, it is characterised in that: including shell, be provided in the shell and be successively connected with each other from top to bottom
Liquid distribution trough, upper perforated plate, heat exchanging pipe and lower perforated plate, the upper perforated plate and the lower perforated plate are respectively arranged in the shell
Upper and lower part, lower part connects having heaters in the shell, and the outer lower part side of the shell is provided with heat exchanger, the shell
Body lower part is connected with input pipe, and the lower perforated plate is connected with efferent duct, and the input pipe and described efferent duct one end are respectively positioned on institute
It states in heat exchanger, the upper part of the housing side is connected with the circulation compressed pipe for secondary steam circulation compression, the circulation pressure
Compression pump is connected on the draw, the other side outside the shell is provided with circulation pipe, leads between the top and bottom end of the shell
Circulation pipe connection is crossed, the circulation pipe is connected with circulating pump.
2. a kind of evaporator system according to claim 1, it is characterised in that: the compression pump is Roots vaccum pump.
3. a kind of evaporator system according to claim 1, it is characterised in that: the shell and the heat exchanging pipe it
Between spiral separation pipe is installed.
4. a kind of evaporator system according to claim 1, it is characterised in that: be provided with heat-insulated noise reduction in the shell
Cotton.
5. a kind of evaporator system according to claim 1, it is characterised in that: it is clear that the shell is provided with CIP automation
Wash system.
6. a kind of evaporator system according to claim 1, it is characterised in that: the efferent duct is connected with water tank.
7. a kind of evaporator system according to claim 6, it is characterised in that: the circulation pipe is connected with concentrate conveying
Pipe, the concentrate conveying pipeline are connected with vacuum heat pump crystallization apparatus, the vacuum heat pump crystallization apparatus and the water storage
The connection of tank pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811552664.3A CN109850965A (en) | 2018-12-19 | 2018-12-19 | Evaporator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811552664.3A CN109850965A (en) | 2018-12-19 | 2018-12-19 | Evaporator system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109850965A true CN109850965A (en) | 2019-06-07 |
Family
ID=66891518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811552664.3A Pending CN109850965A (en) | 2018-12-19 | 2018-12-19 | Evaporator system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109850965A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559672A (en) * | 2019-09-30 | 2019-12-13 | 安徽鸿昌糖业科技有限公司 | circulating evaporator |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559672A (en) * | 2019-09-30 | 2019-12-13 | 安徽鸿昌糖业科技有限公司 | circulating evaporator |
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