CN105733620B - A kind of lavatory waste water treatment process - Google Patents
A kind of lavatory waste water treatment process Download PDFInfo
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- CN105733620B CN105733620B CN201610109092.6A CN201610109092A CN105733620B CN 105733620 B CN105733620 B CN 105733620B CN 201610109092 A CN201610109092 A CN 201610109092A CN 105733620 B CN105733620 B CN 105733620B
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- water
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000002351 wastewater Substances 0.000 claims abstract description 25
- 239000007787 solid Substances 0.000 claims description 27
- 239000012528 membrane Substances 0.000 claims description 20
- 238000001035 drying Methods 0.000 claims description 16
- 239000000706 filtrate Substances 0.000 claims description 14
- 239000003610 charcoal Substances 0.000 claims description 12
- 239000010408 film Substances 0.000 claims description 12
- 230000003075 superhydrophobic effect Effects 0.000 claims description 12
- 238000000108 ultra-filtration Methods 0.000 claims description 11
- 238000004821 distillation Methods 0.000 claims description 9
- 238000001471 micro-filtration Methods 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 9
- 238000004659 sterilization and disinfection Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000003647 oxidation Effects 0.000 claims description 7
- 238000007254 oxidation reaction Methods 0.000 claims description 7
- 239000010802 sludge Substances 0.000 claims description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- DCAYPVUWAIABOU-UHFFFAOYSA-N hexadecane Chemical compound CCCCCCCCCCCCCCCC DCAYPVUWAIABOU-UHFFFAOYSA-N 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000035622 drinking Effects 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- 206010034972 Photosensitivity reaction Diseases 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 239000000975 dye Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 230000002209 hydrophobic effect Effects 0.000 claims description 2
- 239000002068 microbial inoculum Substances 0.000 claims description 2
- 238000005245 sintering Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000005202 decontamination Methods 0.000 abstract description 2
- 230000003588 decontaminative effect Effects 0.000 abstract description 2
- 210000003608 fece Anatomy 0.000 abstract description 2
- 229920002521 macromolecule Polymers 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 206010059410 Faecaluria Diseases 0.000 description 3
- 239000003337 fertilizer Substances 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- -1 methylsiloxane Chemical class 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000255925 Diptera Species 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
- E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
- E03D9/16—Water pressure regulating means in flushing pipes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/08—Thin film evaporation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The invention discloses a kind of lavatory waste water treatment process for belonging to technical field of waste water processing.The technique are as follows: lavatory waste water first passes around toilet, is then taken offence using friction nanometer power generator band and rushes unit lavatory waste water is poured drainage pipeline, finally handled using underground lavatory processing center waste water.The technique is using energy-saving and emission-reduction as criterion, the pollutant of lavatory discharge is handled, the energy and resource are recycled, it realizes and establishes decontamination of human excreta, non-pollutant discharge in densely populated community in urban areas, substance recycles, while being not necessarily to the lavatory processing center of external water pipe, sewer or power supply grid.
Description
Technical field
The invention belongs to technical field of waste water processing, and in particular to a kind of lavatory waste water treatment process.
Background technique
Water is the source of human life, and existence is originally.With the development of industrial and agricultural production, water environmental problems become increasingly tighter
Weight, quality problem have seriously affected the normal life of our mankind, the sewage handling problem of lavatory discharge also gradually by
Pay attention to.The treatment effeciency of most of sanitary wastewater is very low, especially in Chinese countryside village market town, most sanitary wastewaters without
Any processing is crossed, is directly discharged in water body, pollutes rural rivers generally, also seriously threatens underground water, or even have
Phreatic water polluted, cannot take.
Lavatory, sewer and the waste water treatment system that developed country uses need a large amount of soil, the energy and water source, and
It is built and maintenance cost is very expensive.Lower-cost existing alternative solution or lack practicability, or cannot exclude stink and
Mosquito can be attracted, often cannot get the approval of user.Therefore, it is badly in need of researching and developing advanced technique and equipment, finds effective
Sanitary wastewater treatment process, to realize that decontamination of human excreta, non-pollutant discharge, substance are sharp again in densely populated community in urban areas
With (including produce cleaning recycled water, fertilizer, energy etc.), while being not necessarily to external water pipe, sewer or power supply grid.
Summary of the invention
For the deficiencies in the prior art, the present invention provides a kind of lavatory waste water treatment process, particular technique sides
Case is as follows:
A kind of lavatory waste water treatment process, lavatory waste water first pass around toilet, then utilize friction nanometer power generator
Band, which is taken offence, to be rushed unit lavatory waste water is poured drainage pipeline, is finally handled using underground lavatory processing center waste water.
The inner surface of the toilet first coats the double-sided adhesive of PE, PTE or EVA material, then coats organosilicon, Organic fluoride
Or hexadecane hydrophobic coating, the structure of similar sandwich is formed, stains toilet not, while being applied in the outer wall of toilet
Upper one layer of nano silver coating, makes toilet not breed bacterium.
The friction nanometer power generator is using the macromolecule polydimethylsiloxanefilm film for being coated with silver electrode or gold electrode
It as contact surface, is constantly in contact and separates between the water surface of the water storage tank water inlet of toilet, while passing through poly- two
The silver electrode at the methylsiloxane back side or metal polar plate in gold electrode and water are as the outside circuit output voltage of positive and negative anodes.
The output voltage of the friction nanometer power generator is 0-5V, and single gas rushes unit by 1-10 friction nanometer power generator
Power supply.
The underground lavatory processing center includes categorised collection unit and processing unit；
The categorised collection unit carries out the classification of second level three classes to lavatory waste water；The first order uses the grid of 4-150 mesh,
Grid has 1-6 layers, separates the large particle of toilet paper and 4-150 mesh or more, is not known as first kind solid by grid；The second level
Using micro-filtration, filter sizes are 0.1-1 μm, are separated to 0.1 μm or more of thallus, suspended solid, the power of micro-filtration is by too
Sun can provide, and be known as third class filtrate by second level micro-filtration；It can suspend by grid but not by second class that is known as of micro-filtration
Liquid；
The processing unit is divided into three-level, and the first order carries out drying and other treatment to first kind solid, and the second level is outstanding to the second class
Supernatant liquid carries out anaerobic oxidation processing, and the third level carries out membrane distillation processing or hyperfiltration treatment to third class filtrate.
The concrete operations of the processing unit are as follows:
(1) first order drying and other treatment: by solar powered compression water removing machine by the moisture of 70-90% in first kind solid
Pressure is removed, and the heat that biogas combustion generates removes remaining moisture in first kind solid；Solid after removing moisture, by too
The Muffle furnace that sun can power is fired into charcoal under 300-500 DEG C of biogas atmosphere, and the heat generated in sintering procedure is used for
The removing of residual moisture；
(2) second level anaerobic oxidation is handled: the bored exposure of anaerobism in the reaction tank of carry activated sludge by the second class suspension
10-72h, obtained biogas are collected in spare in air accumulator by solar powered gas compressor compression；
(3) processing of third level membrane distillation or hyperfiltration treatment: membrane distillation processing is using PTFE Super-hydrophobic micropore film as medium, micro-
Under the action of the steam pressure difference of pore membrane two sides, the volatile component in third class filtrate is penetrated fenestra in vapour form and realized and is divided
From obtained clarified solution sterilizes under the ultraviolet lighting of 240-280nm, obtains direct drinking；
Hyperfiltration treatment carries out ultrafiltration using the hollow rolling ultrafiltration membrane for being attached with charcoal, to third class filtrate, obtains
After middle water carries out disinfection under the ultraviolet lighting of 240-280nm, be back to use toilet for flush the toilet or as community landscape
Use water；The charcoal is to carry out the charcoal obtained in first order drying and other treatment under the ultraviolet lighting of 240-280nm
It is obtained after disinfection.
Biogas described in step (1) is provided by being collected in biogas spare in air accumulator in step (2).
Activated sludge described in step (2) is to be formed in anaerobic reation pool by methanogen as microbial inoculum.
Clarified solution described in step (3) or middle water are in such a way that ultraviolet lighting carries out disinfection are as follows: in cylindrical steel pipe
Ultraviolet lamp source is placed in centre, by solar powered, makes clarified solution or middle water from the gap among ultraviolet lamp source and cylindrical just pipe
It flows through, without consuming chlorine or ozone.
The solar energy is by the silicon plate and solar battery, the dyestuff photosensitized solar cell or organic that are laid on community's roof
Thin-film solar cells is collected.
The invention has the benefit that
1, super-hydrophobic film is made using nano superhydrophobic boundary material, makes toilet that there is not contamination capability, prevents
Urine dirt generates, and fundamentally reduces the use of detergent for toilet.
2, using the mode of flushing the toilet of the gentle punching of friction nanometer power generator, power consumption is far below the closet system of other electricity consumptions,
Water consumption is flushed the toilet mode far below conventional water, has both the comfort and health performance of water-free flushing toilet-closet advantage and water flushing device for toilet.
3, the long service life of PTFE Super-hydrophobic micropore film can directly be drunk after the clarification liquid disinfectant distilled, and
The concentrated water of the membrane distillation other side can be further processed into fertilizer and apply fertilizer to the green landscape of ground.
4, based on hollow rolling ultrafiltration membrane, charcoal obtained in first order drying and other treatment is disappeared under ultraviolet lighting
It is attached to after poison on the metal mesh on hollow rolling ultrafiltration membrane, both the adsorption area of ultrafiltration membrane can be made to greatly improve, while
It can be improved its absorption property.
5, lavatory processing center is established in Urban Underground, it is possible to reduce land used, while being not necessarily to lavatory discharge of wastewater under
Water channel, without using the electricity of power supply grid.
Detailed description of the invention
Fig. 1 is the flow chart of lavatory waste water treatment process of the present invention.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples, and Fig. 1 is the lavatory waste water treatment process
Flow chart, those skilled in the art it will be clearly understood that it is described examples are only for helping to understand the present invention, be not construed as to this hair
Bright concrete restriction.
Embodiment 1
Lavatory waste water first passes around the toilet for being coated with the super-hydrophobic film made of PE nano superhydrophobic boundary material,
Then 8 are driven using the macromolecule polydimethylsiloxanefilm film for being coated with silver electrode as the friction nanometer power generator of contact surface
Gas rushes unit and lavatory waste water is poured drainage pipeline, and in underground, lavatory processing center carries out categorised collection and three-level to lavatory waste water
Processing.
First order processing isolates toilet paper and large particle using the grid of 4 mesh for drying and other treatment, and it is solid to obtain the first kind
Body, then to the first kind solid being collected by the heat by solar powered compression water removing machine and biogas combustion output into
Row drying and other treatment, the solid volume after drying and other treatment has compressed 70%, finally by obtained solid with by solar powered horse
Not furnace is fired into charcoal under 400 DEG C of biogas atmosphere and generates heat, and the heat of generation does tribute to the removing of residual moisture
It offers；
Second level processing is that anaerobic oxidation is handled, and will be passed into carry production first by the second class suspension of 4 mesh grids
The bored exposure 10h of anaerobism, obtains biogas 20m in the reaction tank of the activated sludge of alkane bacterium3/d；
Third level processing is hyperfiltration treatment, by filter sizes is 1 μm micro- by the second class suspension after the bored exposure of anaerobism
Filter membrane filters out thallus and suspended solid, obtains third class filtrate；Then third class filtrate is used and is attached with the hollow of biological carbon
Rolling ultrafiltration membrane carries out ultrafiltration and is back to use toilet after obtained middle water carries out disinfection under the ultraviolet lighting of 240nm and is used for
It flushes the toilet；
It is laid with silicon plate and solar battery on the roof of community and is that lavatory processing center in underground is powered, and with sulfur doping graphite
Alkene electrochemical sensor detects the volatile organic matter in water.
The process flow of the embodiment is suitable for the community that the size of population is intensive, there are many daily generation fecaluria, and feature is place
It is fast to manage speed, the disadvantage is that clean water thoroughly cannot be processed into water.
Embodiment 2
Lavatory waste water first passes around the toilet closet for being coated with the super-hydrophobic film made of PTE nano superhydrophobic boundary material
Device, the macromolecule polydimethylsiloxanefilm film for being coated with silver electrode using 5 are taken offence as contact surface friction nanometer power generator band
It rushes unit and lavatory waste water is poured into drainage pipeline, lavatory waste water is carried out at categorised collection and three-level in underground lavatory processing center
Reason.
First order processing isolates toilet paper and large particle using the grid of 50 mesh for drying and other treatment, and it is solid to obtain the first kind
Body, then to the first kind solid being collected by the heat by solar powered compression water removing machine and biogas combustion output into
Row drying and other treatment, the solid volume after drying and other treatment has compressed 80%, finally by obtained solid with by solar powered horse
Not furnace is fired into charcoal under 300 DEG C of biogas atmosphere and generates heat, and the heat of generation does tribute to the removing of residual moisture
It offers；
Second level processing is that anaerobic oxidation is handled, and will be passed into carry production first by the second class suspension of 50 mesh grids
The bored exposure of anaerobism for 24 hours, obtains biogas 30m in the reaction tank of the activated sludge of alkane bacterium3/d；
Third level processing is hyperfiltration treatment, and it is 0.1 μm that the second class suspension after the bored exposure of anaerobism, which is passed through filter sizes,
Microfiltration membranes filter out thallus and suspended solid, obtain third class filtrate；Then third class filtrate is used and is attached in biological carbon
Empty rolling ultrafiltration membrane carries out ultrafiltration, and after obtained middle water carries out disinfection under the ultraviolet lighting of 240nm, the landscape as community is used
Water；
Roof in community is laid with photosensitive fuel solar battery and is that lavatory processing center in underground is powered, and with boron doping stone
Black alkene electrochemical sensor detects the hardly degraded organic substance in water.
The technique of the embodiment is suitable for the community that the size of population is moderate, daily generation fecaluria is more, and feature is processing speed
Degree is very fast, the disadvantage is that processing water is little.
Embodiment 3
Lavatory waste water first passes around the toilet closet for being coated with the super-hydrophobic film made of EVA nano superhydrophobic boundary material
Device, the macromolecule polydimethylsiloxanefilm film for being coated with gold electrode using 3 are taken offence as contact surface friction nanometer power generator band
It rushes unit and lavatory waste water is poured into drainage pipeline, lavatory waste water is carried out at categorised collection and three-level in underground lavatory processing center
Reason.
First order processing isolates toilet paper and large particle, the referred to as first kind using the grid of 150 mesh for drying and other treatment
Then solid passes through the heat by solar powered compression water removing machine and biogas combustion output to the first kind solid being collected into
Drying and other treatment is carried out, the solid volume after drying and other treatment has compressed 90%, finally by obtained solid with by solar powered
Muffle furnace is fired into charcoal under 500 DEG C of biogas atmosphere and generates heat, and the heat of generation does the removing of residual moisture
Contribution；
Second level processing is that anaerobic oxidation is handled, and is produced carry is passed by the second class suspension of 150 mesh grids
The bored exposure 72h of anaerobism, obtains biogas 80m in the reaction tank of the activated sludge of methane backeria3/d；
Third level processing is that membrane distillation is handled, and it is 1 μm that the second class suspension after the bored exposure of anaerobism, which is passed through filter sizes,
Microfiltration membranes filter out thallus and suspended solid, obtain third class filtrate；Then PTFE Super-hydrophobic micropore film is used to third class filtrate
Membrane distillation is carried out, obtained clarified solution can be used as direct drinking after carrying out sterilizing under the ultraviolet lighting of 240nm；
Roof in community is laid with organic thin film solar cell and is that lavatory processing center in underground is powered, and with N doping stone
Black alkene electrochemical sensor detects the trace heavy metal in water.
The technique of the embodiment is suitable for the size of population and generates the seldom high-grade community of fecaluria seldom, daily, and feature is place
It is very good to manage effect, the disadvantage is that processing speed is very slow.
Claims (4)
1. a kind of lavatory waste water treatment process, which is characterized in that lavatory waste water first passes around inner surface and is coated with PE, PTE or EVA material
The double-sided adhesive and hexadecane hydrophobic coating of matter, outer surface are coated with the toilet of nano silver, then utilize friction nanometer power generator
Band is taken offence to rush unit lavatory waste water is poured underground lavatory processing center and be handled waste water；
The output voltage of the friction nanometer power generator is 0-5V, and single gas rushes unit and supplied by 1-10 friction nanometer power generator
Electricity；
The underground lavatory processing center includes categorised collection unit and processing unit；
The categorised collection unit carries out the classification of second level three classes to lavatory waste water；The first order uses the grid of 4-150 mesh, grid
There are 1-6 layers, separate the large particle of toilet paper and 150 mesh or more, first kind solid is not known as by grid；The second level is using micro-
Filter, filter sizes are 0.1-1 μm, are separated to the thallus, the suspended solid that are greater than the filter sizes, the power of micro-filtration is by too
Sun can provide, and be known as third class filtrate by second level micro-filtration；It can suspend by grid but not by second class that is known as of micro-filtration
Liquid；
The processing unit is divided into three-level, and the first order carries out drying and other treatment to first kind solid, and the second level is to the second class suspension
Anaerobic oxidation processing is carried out, the third level carries out membrane distillation processing or hyperfiltration treatment to third class filtrate；The tool of the processing unit
Gymnastics conduct:
(1) first order drying and other treatment: by solar powered compression water removing machine by the water partial pressure of 70-90% in first kind solid
It removes, the heat that biogas combustion generates removes remaining moisture in first kind solid；Solid after removing moisture, by the sun
The Muffle furnace that can be powered is fired into charcoal under 300-500 DEG C of biogas atmosphere, and the heat generated in sintering procedure is for remaining
The removing of remaining moisture；
(2) second level anaerobic oxidation handle: by the second class suspension in the reaction tank of carry activated sludge the bored exposure 10- of anaerobism
72h, obtained biogas are collected in spare in air accumulator by solar powered gas compressor compression；
(3) processing of third level membrane distillation or hyperfiltration treatment: membrane distillation processing is using PTFE Super-hydrophobic micropore film as medium, in microporous barrier
Under the action of the steam pressure difference of two sides, the volatile component in third class filtrate is penetrated into fenestra in vapour form and realizes separation, is obtained
To clarified solution sterilized under the ultraviolet lighting of 240-280nm, obtain direct drinking；
Hyperfiltration treatment carries out ultrafiltration, obtained middle water using the hollow rolling ultrafiltration membrane for being attached with charcoal, to third class filtrate
After carrying out disinfection under the ultraviolet lighting of 240-280nm, be back to use toilet for flush the toilet or as community landscape water；
The charcoal is after the charcoal obtained in first order drying and other treatment carries out disinfection under the ultraviolet lighting of 240-280nm
It obtains；
Biogas described in step (1) is provided by being collected in biogas spare in air accumulator in step (2).
2. a kind of lavatory waste water treatment process according to claim 1, which is characterized in that activity described in step (2)
Sludge is to be formed in anaerobic reation pool by methanogen as microbial inoculum.
3. a kind of lavatory waste water treatment process according to claim 1, which is characterized in that clarified solution described in step (3)
Or middle water is in such a way that ultraviolet lighting carries out disinfection are as follows: places ultraviolet lamp source among cylindrical steel pipe, is supplied by solar energy
Electricity flows through clarified solution or middle water from the gap among ultraviolet lamp source and cylindrical just pipe.
4. according to claim 1 or a kind of lavatory waste water treatment process described in 3, which is characterized in that the solar energy by
Silicon plate and solar battery, dyestuff photosensitized solar cell or the organic thin film solar cell being laid on community's roof are received
Collection.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022214576A1 (en) * | 2021-04-07 | 2022-10-13 | Cranfield University | Human waste processing apparatus and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106186514B (en) * | 2016-07-14 | 2019-03-15 | 清华大学 | By the ecological toilet system of lavatory sewage as resource processing |
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| WO2022214576A1 (en) * | 2021-04-07 | 2022-10-13 | Cranfield University | Human waste processing apparatus and method |
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| CN105733620A (en) | 2016-07-06 |
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