CN205856237U - kitchen biogas liquid processing device - Google Patents
kitchen biogas liquid processing device Download PDFInfo
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- CN205856237U CN205856237U CN201620803908.0U CN201620803908U CN205856237U CN 205856237 U CN205856237 U CN 205856237U CN 201620803908 U CN201620803908 U CN 201620803908U CN 205856237 U CN205856237 U CN 205856237U
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- steam
- mvr vaporizer
- depurator
- processing device
- liquid processing
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Abstract
This utility model discloses and provides the kitchen biogas liquid processing device that a kind of technological process is simple, equipment cost is low, medicament delivery amount is little and treatment effect is stable.This utility model includes pretreatment portion, MVR vaporizer, one-level steam purifier and second steam depurator, described pretreatment portion is connected with the water inlet end of described MVR vaporizer, described MVR vaporizer, described one-level steam purifier and described second steam depurator are sequentially connected and connect, described second steam depurator is connected with described MVR vaporizer, and described pretreatment portion is connected with outside biogas slurry pond.This utility model is applicable to kitchen biogas slurry process field.
Description
Technical field
This utility model relates to a kind of kitchen biogas liquid processing device.
Background technology
Changing food waste biogas slurry is that produce after anaerobic fermentation of kitchen waste a kind of has high-enriched organics or inorganic matter
Waste water.Changing food waste, is commonly called as hogwash, is the sanitary waste that formed during personal consumption of resident, easily rots, distribute
Stench, spreads germs and virus.Changing food waste main component includes meter dough-making powder group food remnants, vegetable, vegetable and animals oils, a meat bone
Deng, chemically on composition, there are starch, cellulose, protein, lipid and inorganic salt.After changing food waste uses anaerobic fermentation to process,
To produce substantial amounts of biogas, biogas is a kind of clean energy resource, can be used for burning electricity generation, the most also will produce substantial amounts of biogas slurry.Meal
Kitchen rubbish biogas slurry change of water quality scope is very big, and organic pollutant category is many, concentration is high, and containing multiple carcinogen, rush cancer thing, auxiliary
Carcinogen, mutagen and metal ion are very big to its difficulty processed.
Biogas slurry is the waste water of a kind of special nature, and ammonia nitrogen is higher, and BOD is relatively low, biogas slurry COD ~ between, float is thinner
Little, the concentration of float is higher.Biogas slurry because through anaerobic methane production gas process, carbon N∶P ratio is unbalance, so biodegradability
Poor.Conventional method cannot process qualified discharge.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, it is provided that a kind of technological process letter
The kitchen biogas liquid processing method single, equipment cost is low, medicament delivery amount is little and treatment effect is stable and processing means thereof.
This utility model be the technical scheme is that a kind of kitchen biogas liquid processing device, and it includes pretreatment portion, MVR
Vaporizer, one-level steam purifier and second steam depurator, the water inlet end phase of described pretreatment portion and described MVR vaporizer
Connecting, described MVR vaporizer, described one-level steam purifier and described second steam depurator are sequentially connected and connect, and described two
Level steam purifier is connected with described MVR vaporizer, and described pretreatment portion is connected with outside biogas slurry pond.
Described pretreatment portion includes being sequentially connected blender, sedimentation tank and the dewaterer connect, the water inlet of described blender
Mouth is connected with outside biogas slurry pond, and the outlet of described sedimentation tank is connected with the first water inlet of described MVR vaporizer, described
The discharging opening of sedimentation tank is connected with the charging aperture of described dewaterer.
Demister, the steam of described MVR vaporizer it is provided with between described MVR vaporizer and described one-level steam purifier
Outlet is connected by the air intake of described demister with described one-level steam purifier.
The outlet of described second steam depurator is connected with the second water inlet of described MVR vaporizer.
It is provided with sulphuric acid dispensing port on described one-level steam purifier.
It is provided with sodium hydroxide dispensing port on described second steam depurator.
The beneficial effects of the utility model are: in this utility model, owing to have employed blender, sedimentation tank and dehydration
Machine, MVR vaporizer, one-level steam purifier and second steam depurator, so that cost of the present utility model is relatively
For cheap, technology chain is relatively short simultaneously, and this allows for its technological process simple, construction period letter relatively in the past relatively in the past
Short, stable；Kitchen biogas slurry is carried out pretreatment owing to have employed blender, sedimentation tank and dewaterer successively again, then
It is compressed evaporation respectively by MVR vaporizer, one-level steam purifier and second steam depurator and second steam is clean
Change, so relative to conventional physical-chemical process, medicament delivery amount of the present utility model is few, this both eliminated staff and
Surrounding is affected by chemical agent, saves again reagent cost, also assures that qualified discharge simultaneously.
Accompanying drawing explanation
Fig. 1 is the structure connection diagram of kitchen biogas slurry treatment device in this utility model.
Detailed description of the invention
As it is shown in figure 1, this utility model includes pretreatment portion, MVR vaporizer 1, one-level steam purifier 2 and two grades of steamings
Vapour depurator 3, described pretreatment portion is connected with the water inlet end of described MVR vaporizer 1, described MVR vaporizer 1, described one-level
Steam purifier 2 and described second steam depurator 3 are sequentially connected and connect, and described second steam depurator 3 evaporates with described MVR
Device 1 is connected, and described pretreatment portion is connected with outside biogas slurry pond.
Described pretreatment portion includes being sequentially connected blender 4, sedimentation tank 5 and the dewaterer 6 connect, described blender 4
Water inlet is connected with outside biogas slurry pond, and the outlet of described sedimentation tank 5 is connected with the first water inlet of described MVR vaporizer 1
Connecing, the discharging opening of described sedimentation tank 5 is connected with the charging aperture of described dewaterer 6.
Demister 7 it is provided with between described MVR vaporizer 1 and described one-level steam purifier 2, described MVR vaporizer 1
Steam (vapor) outlet is connected by the air intake of described demister 7 with described one-level steam purifier 2.
The outlet of described second steam depurator 3 is connected with the second water inlet of described MVR vaporizer 1.
It is provided with sulphuric acid dispensing port on described one-level steam purifier 2.
It is provided with sodium hydroxide dispensing port on described second steam depurator 3.
Operation principle:
A. kitchen biogas slurry is carried out pretreatment:
A. kitchen biogas slurry is introduced in described blender 4 from biogas slurry pond, and throw in lime cream in described blender 4, right
Biogas slurry carries out softening and regulate its pH value, makes the pH value conformance with standard of biogas slurry, adds lime cream and remove in water inlet in biogas slurry
Calcium and magnesium, its objective is to remove a large amount of calcium ions, the magnesium ion contained in water inlet, eliminates the temporary hardness in water inlet, reduce dirt stifled
MVR vapo(u)rization system occurs.The silicon dioxide of more than 90% calcium ions and magnesium ions, about 50-60% can be removed by chemical tendering
And the fluorion of the overwhelming majority, remove the COD Organic substance of about 20% simultaneously.
B. throwing in coagulant in the biogas slurry regulated pH value, microgranule, float and colloid in water will collect agglomerating,
Then mixed liquor discharges into described sedimentation tank 5 carry out precipitating and generating supernatant and solidliquid mixture respectively；
C. it is dehydrated in the solidliquid mixture generated in step b being delivered to described dewaterer 6, obtains solid sludges,
Then solid sludges outward transport is processed；
B. supernatant is evaporated purified treatment:
D. the supernatant in step b is delivered to described MVR vaporizer 1 and is compressed evaporation, then generate mixed vapour
And once concentration liquid, wherein said mixed vapour first pass through be transported to again after described demister 7 carries out liquid foam separation described
One-level steam purifier 2, described once concentration liquid is stayed described MVR vaporizer 1 and is proceeded Compression Evaporation, so circulates；
E. the mixed vapour generated in step d is delivered in described one-level steam purifier 2, simultaneously toward described one-level steam
Sulphuric acid is thrown in so that the ammonia nitrogen in mixed vapour and sulfuric acid reaction so that the ammonia nitrogen of more than 99% is removed and gives birth in depurator 2
Becoming ammonium sulfate, after the pack of described ammonium sulfate, outward transport processes, and the part distilled water qualified discharge of generation, wherein said ammonium sulfate can
Fertilizer application as crops；
F. in step e, remaining mixed vapour is delivered to described second steam depurator 3, simultaneously clean toward described second steam
Change device 3 and throw in sodium hydroxide so that the Organic substance in mixed vapour and sodium hydroxide reaction so that the CODcr of more than 90% is gone
Removing, generate Organic Sodium Salt and indirect steam, the pack outward transport of described machine sodium salt processes, and described indirect steam is then condensed into distillation
Water is back in described MVR vaporizer 1；
Ultimately generating the concentrating spent liquor of 10% and the distilled water of 90% in the most described MVR vaporizer 1, described concentrating spent liquor recharges
Landfill yard, described distilled water then can qualified discharge.
MVR vaporizer described in this specific embodiment is conventional mechanical steam recompression technology vaporizer.
This utility model is applicable to kitchen biogas slurry process field.
Claims (6)
1. a kitchen biogas liquid processing device, it is characterised in that: it includes that pretreatment portion, MVR vaporizer (1), one-level steam are clean
Changing device (2) and second steam depurator (3), described pretreatment portion is connected with the water inlet end of described MVR vaporizer (1), institute
State MVR vaporizer (1), described one-level steam purifier (2) and described second steam depurator (3) to be sequentially connected and connect, described
Second steam depurator (3) is connected with described MVR vaporizer (1), and described pretreatment portion is connected with outside biogas slurry pond.
Kitchen biogas liquid processing device the most according to claim 1, it is characterised in that: described pretreatment portion includes being sequentially connected
Blender (4), sedimentation tank (5) and the dewaterer (6) connect, the water inlet of described blender (4) is connected with outside biogas slurry pond,
The outlet of described sedimentation tank (5) is connected with the first water inlet of described MVR vaporizer (1), the discharging of described sedimentation tank (5)
Mouth is connected with the charging aperture of described dewaterer (6).
Kitchen biogas liquid processing device the most according to claim 2, it is characterised in that: described MVR vaporizer (1) and described
Being provided with demister (7) between level steam purifier (2), the steam (vapor) outlet of described MVR vaporizer (1) passes through described demister
(7) air intake with described one-level steam purifier (2) is connected.
Kitchen biogas liquid processing device the most according to claim 3, it is characterised in that: described second steam depurator (3)
Outlet is connected with the second water inlet of described MVR vaporizer (1).
Kitchen biogas liquid processing device the most according to claim 4, it is characterised in that: on described one-level steam purifier (2)
It is provided with sulphuric acid dispensing port.
Kitchen biogas liquid processing device the most according to claim 5, it is characterised in that: on described second steam depurator (3)
It is provided with sodium hydroxide dispensing port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620803908.0U CN205856237U (en) | 2016-07-28 | 2016-07-28 | kitchen biogas liquid processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620803908.0U CN205856237U (en) | 2016-07-28 | 2016-07-28 | kitchen biogas liquid processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205856237U true CN205856237U (en) | 2017-01-04 |
Family
ID=57649646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620803908.0U Expired - Fee Related CN205856237U (en) | 2016-07-28 | 2016-07-28 | kitchen biogas liquid processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205856237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106032303A (en) * | 2016-07-28 | 2016-10-19 | 珠海昊森万荣水处理科技有限公司 | Kitchen biogas slurry treatment method and device |
-
2016
- 2016-07-28 CN CN201620803908.0U patent/CN205856237U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106032303A (en) * | 2016-07-28 | 2016-10-19 | 珠海昊森万荣水处理科技有限公司 | Kitchen biogas slurry treatment method and device |
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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: 20170104 Termination date: 20210728 |