CN100503993C - Comprehensive reuse equipment and method for hotel bath wastewater treatment - Google Patents
Comprehensive reuse equipment and method for hotel bath wastewater treatment Download PDFInfo
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- CN100503993C CN100503993C CNB2006101475643A CN200610147564A CN100503993C CN 100503993 C CN100503993 C CN 100503993C CN B2006101475643 A CNB2006101475643 A CN B2006101475643A CN 200610147564 A CN200610147564 A CN 200610147564A CN 100503993 C CN100503993 C CN 100503993C
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 239000012528 membrane Substances 0.000 claims abstract description 61
- 238000003287 bathing Methods 0.000 claims abstract description 36
- 239000000835 fiber Substances 0.000 claims abstract description 35
- 239000002351 wastewater Substances 0.000 claims abstract description 23
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 15
- 238000003860 storage Methods 0.000 claims abstract description 14
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 13
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- 235000020188 drinking water Nutrition 0.000 claims abstract description 8
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- 238000001914 filtration Methods 0.000 claims description 30
- 238000001728 nano-filtration Methods 0.000 claims description 27
- 238000004140 cleaning Methods 0.000 claims description 16
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 15
- 238000011001 backwashing Methods 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 13
- 230000008676 import Effects 0.000 claims description 12
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- 239000012141 concentrate Substances 0.000 claims description 8
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- 230000008929 regeneration Effects 0.000 claims description 8
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- 125000004122 cyclic group Chemical group 0.000 claims description 7
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- 239000003795 chemical substances by application Substances 0.000 claims description 4
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- 229920002301 cellulose acetate Polymers 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 238000010348 incorporation Methods 0.000 claims description 3
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- 230000008569 process Effects 0.000 abstract description 10
- 238000005189 flocculation Methods 0.000 abstract description 6
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- 235000019398 chlorine dioxide Nutrition 0.000 abstract 1
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 abstract 1
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/152—Water filtration
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses an integrated reuse equipment for bathing waste water treatment in hotel and the method. The equipment comprises tube mixer, metering pump, hair filter, drug groove, fiber ball filter, ultra-filtration membrane module, ClO2 disinfection groove, storage vessel, security filter core and pressure pump. Bathing waste water generated in hotel is collected and filtered by new micro-flocculation fiber of polyester high elastic yarn. After outputting water achieves the demand of <<water quality of urban miscellaneous water reused in city>> (GB/T 18920-2002), it can return in hotel to flushing in toilet, greening and so on. Residual ultra-filtration outputting water is carried with disinfection treatment by nanometer filter film device and. After outputting water achieves the demand of <<health standard of living and drinking water>> (GB5749-85), it can return in hotel for washing, bathing and so on where the water quality is demanded higher. The process and relative equipment is provided with simple flow, easy operation and management. It is very suitable for reclaimed water reuse in hotel.
Description
Technical field
The present invention relates to a kind of waste water treatment and integral reclamation apparatus and method thereof, relate in particular to a kind of hotel bathing waste water recycling Apparatus for () and method therefor.
Background technology
The architectural intermediate water engineering is meant sanitary sewage, the cooling water that discharges in people's life or the activity in production in public building or the building sub-district, through technology such as afflux, water treatment, transmission ﹠ distribution water, is back to building or building sub-district.Water after regeneration is handled can be used as the flushing closet, waters aspect miscellaneous waters such as spilling street, greening, water scenery, carwash, air-conditioning cooling, fire-fighting.
Bath wastewater is the lighter building sanitary sewage of a kind of degree of contamination, has the water yield big (dwelling house accounts for about 30%, and the hotel accounts for about 70%), shunts, is convenient to characteristics such as collection easily.The organic pollution materials that is contained in the bath wastewater is mainly secretion, hair, dirt, synthetic detergent of human body skin etc., and intractability is less relatively.Traditionally, bathing water majority by disposable application after directly the discharging, both increased the weight of the burden of urban sewerage and drainage and water treatment, also wasted precious water resource, if can not only can provide a large amount of former water with comprehensive recycling after its collection and treatment, and can alleviate the difficulty of processing again, reduce processing cost, create good economic benefit, environmental benefit and social benefit.
At present, the research of bath wastewater being handled the reuse aspect is more, mainly all be to be processing target with city miscellaneous water water quality requirement, reuse is to lavatory flushing, washing, greening etc., and to the water link of comprehensive recycling to higher water quality requirement, research as aspects such as hotel laundry, bathings is less relatively, and domestic many in the water reuse project all to adopt with the bioanalysis be the technological process of main processing.Though biological treatment is the treatment technology of a kind of cheapness, environmental protection, have certain advantage, but the water reuse exists bigger inadaptability in this method and the hotel, huge as flow process complexity, equipment, floor space is big, and operation debugging management difficulty is big, be easy to generate odor pollution environment etc.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of hotel bathing waste water treatment and integral reclamation apparatus and method thereof, to solve shortcomings such as complex process, technological process length, expense height in the prior art, and handle water outlet and not only can reach " regeneration city, city miscellaneous water water quality " (GB/T 18920-2002) requirement, and can reach " drinking water sanitary standard " (GB5749-85).
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
A kind of hotel bathing waste water treatment and integral reclamation apparatus comprises pipe-line mixer, measuring pump, hair filter, dosing tank, fiber ball filter, hyperfiltration membrane assembly, nanofiltration membrane component, ClO
2Disinfection trough, first and second water storage tanks, first and second security personnel's filter cores, first and second force (forcing) pumps.
Dosing tank is connected with the fiber ball filter import by pipe-line mixer with hair filter together through measuring pump, and fiber ball filter is built-in with filtrate; The fiber ball filter outlet is connected the hyperfiltration membrane assembly import through first force (forcing) pump with first security personnel's filter core, and the hyperfiltration membrane assembly delivery port divides three the tunnel, and the first via is through ClO
2Disinfection trough advances second water storage tank, the second road concentrate is back to the first force (forcing) pump import, is used to increase the surface filtration filtering velocity of milipore filter, and Third Road enters nanofiltration membrane component through second force (forcing) pump and second security personnel's filter core, the nanofiltration membrane component delivery port divides two the tunnel, and the first via is through ClO
2Disinfection trough advances first water storage tank, and the second road concentrate is back to the second force (forcing) pump import, is used to increase the surface filtration filtering velocity of NF membrane.
Place the submersible pump in the backwash water tank to be connected with the fiber ball filter outlet plenum respectively, be used to wash fiber ball filter with the recoil air pump.
The first cleaning agent bucket goes out the cleaning agent pipe and connects the delivery port that the first force (forcing) pump import, the first cleaning agent bucket return duct connect hyperfiltration membrane assembly, is used for Chemical cleaning chemistry hyperfiltration membrane assembly.
The second cleaning agent bucket goes out the cleaning agent pipe and connects the second force (forcing) pump import, and the second cleaning agent bucket return duct is admitted the delivery port of filter membrane component, is used for the Chemical cleaning nanofiltration membrane component.
Pipe-line mixer mix stages incorporation time is 3～5s, and flow velocity is 0.8～1.0m/s.
Fiber ball filter filter material layer height is 1m, is provided with porous plate in the lower flange on the filter post, and the aperture in the porous plate is 5mm, and pitch of holes is 5mm.
A kind of hotel bathing waste water treatment and integral reclamation method adopts the said equipment, comprises the steps:
(1) centralized collection hotel bathing waste water, pending hotel bathing waste water filters through hair filter earlier by pipeline, then with little flocculant rapid mixing pipe-line mixer of squeezing into from dosing tank by measuring pump, enter fiber ball filter by pipeline then and carry out preliminary treatment, little flocculant dosage 30mg/L, filtering velocity is 30～40m/h, and be 40～48h filter cycle;
(2) through pretreated bath wastewater, filter and disinfect through hyperfiltration membrane assembly again, reach the requirement of " regeneration city, city miscellaneous water water quality " (GB/T 18920-2002), a part is purified effluent reuse to hotel lavatory flushing, greening link; Wherein milipore filter adopts cellulose acetate anisotropic membrane, molecular cut off 10000, operating pressure 0.1MPa, membrane flux 100～200L/ (m
2H);
(3) water outlet of residue ultrafiltration purified treatment is filtered and is disinfected through nanofiltration membrane component again, reaches " drinking water sanitary standard " (GB5749-85), and water outlet can be done washing and the higher link of bath water water quality requirement to the hotel fully in reuse; Wherein NF membrane is a polyamide composite film, molecular cut off 5nm, operating pressure 0.5MPa, membrane flux 10～15L/ (m
2H).
Filter cycle the foot couple fiber ball filter carry out low-intensity recoil and clean, the water backwashing strength of submersible pump is 3～5L/ (m
2S), the gas backwashing strength of recoil air pump is 6～8L/ (m
2S), backwashing time is 5～8min.
Carry out cyclic chemical at foot couple ultrafiltration filter cycle, nanofiltration membrane component and clean, cleaning agent adopts by 1% H in the first and second cleaning agent buckets
2O
2Mix the complex cleaning and washing agent of forming with 3% citric acid.
Hotel bathing waste water treatment and integral reclamation apparatus of the present invention and proposed " little flocculation POLYESTER HIGH ELASTIC YARN fibre-ball filtration, ultrafiltration, nanofiltration group technology ", what wherein filtrate adopted is the POLYESTER HIGH ELASTIC YARN fiber-ball filter media, fibre length 2～3cm, fibre diameter 10～15 μ m, single fibrous nodules has 3000 fibres approximately.It is simple that this equipment for reclaiming and group technology are handled comprehensive recycling hotel bathing waste water flow process, effect is obvious, floor space is little, stable, construction investment is few, be easy to management etc., handle water outlet and not only can reach " regeneration city, city miscellaneous water water quality " (GB/T 18920-2002) requirement, and finally after nanofiltration membrane component is handled, effluent quality has reached " drinking water sanitary standard " (GB5749-85), can do washing in reuse to hotel fully, the higher links of water water quality requirement such as bathing, there is wide application prospect in water reuse field in the hotel.
The present invention has overcome the deficiency of bath wastewater biological treatment, and the recycle-water of higher standards such as hotel laundry, bathing can be provided.The novel POLYESTER HIGH ELASTIC YARN fiber-ball filter media that is adopted has overcome the shortcoming that causes the depth-type filtration performance not give full play to owing to hydraulic classiciation of conventional heterogeneous body filtrate, filtering velocity is up to 30 ~ 40m/h, can bring up to 40～48h filter cycle, simultaneously by filametntary quantity in the control filtrate, problems such as it is poor to have solved conventional fibre ball filtering material inefficacy back backwash effect, and the cycle of operation is short.
Characteristics that this invention has and beneficial effect are:
(1) the present invention adopts the new and effective fiber-ball filter media of independent development to have characteristics such as precision height, filtering velocity is big, compliance is strong, filter cycle is long, floor space is little, operating cost is low, during backwash, fiber-ball filter media can freely be shaken, to sticking to the impurity of filter material surface, peel off easily as organic matter, suspension and to rinse well, make the original strainability of the very fast recovery of strainer, therefore better to the hotel bathing water treatment effect, not only prolong the media filtration cycle, and can effectively reduce back washing strength, water consumption and energy consumption.
(2) " little flocculation POLYESTER HIGH ELASTIC YARN fibre-ball filtration, ultrafiltration, the nanofiltration group technology " of the present invention's proposition, overcome the deficiency of bath wastewater biological treatment, the lower recycle-waters of water water quality requirement such as flush the toilet in the hotel, greening not only can be provided, but also the recycle-waters higher to water quality requirement such as hotel laundry, bathing can be provided.Relevant device floor space of the present invention is little, operation operation simple and flexible, is very suitable for water reuse in the hotel.
(3) application of the present invention can alleviate the burden of urban sewerage and drainage and water treatment, a large amount of former water not only can be provided, and can alleviate the difficulty of processing again, reduce processing cost, reach the purpose of bath wastewater comprehensive recycling, created good economic benefit, environmental benefit and social benefit.
Description of drawings
Fig. 1 is the structural representation of equipment required for the present invention,
Fig. 2 is the perforated plate construction schematic diagram.
The specific embodiment
As shown in Figure 1, equipment of the present invention: be connected by pipeline 66, measuring pump 2, pipeline 60 between hair filter 5 and the dosing tank 4; Pipe-line mixer 1 is connected with measuring pump 2, dosing tank 4 by pipeline 61,60, is connected with hair filter 5 by pipeline 61,66; Fiber ball filter 100 is connected with pipe-line mixer 1 by pipeline 38, is connected with hyperfiltration membrane assembly 78 by pipeline 76, first force (forcing) pump 81, pipeline 82, first security personnel's filter core 14, pipeline 80; Pass through pipeline 85 between hyperfiltration membrane assembly 78 and the nanofiltration membrane component 92,44, second force (forcing) pump 90, pipeline 88, second security personnel's filter core 96 connect, and disinfect water outlet second water storage tank 37 by pipeline 85, valve 84, pipeline 43, valve 45, pipeline 46 with ultrafiltration and are connected; Nanofiltration membrane component 92 is disinfected water outlet first water storage tank 33 with nanofiltration and is connected by pipeline 97, valve 52,53, pipeline 54; ClO
2Connect by pipeline 57, measuring pump 59, pipeline 46,43, valve 84, pipeline 85 between disinfection trough 58 and the hyperfiltration membrane assembly, and connect by pipeline 56, measuring pump 55, pipeline 54, valve 53,52, pipeline 97 between the NF membrane; Fiber ball filter is connected with backwash water tank 9 by pipeline 67, submersible pump 68 when backwash, is connected with recoil air pump 10 by pipeline 71; When 40 pairs of hyperfiltration membrane assemblies of the first cleaning agent bucket carry out the cyclic chemical cleaning, connect by pipeline 72, valve 77, first force (forcing) pump 81, pipeline 82, first security personnel's filter core 14, pipeline 80, clean water outlet by pipeline 85,43, valve 42, pipeline 41 are back to the first cleaning agent bucket 40, and cleaning concentrate is back to the first cleaning agent bucket 40 by pipeline 91, valve 21, pipeline 89; When 48 pairs of nanofiltration membrane components of the second cleaning agent bucket carry out the cyclic chemical cleaning, connect by pipeline 47, valve 93, second force (forcing) pump 90, pipeline 88, second security personnel's filter core 96, pipeline 95, clean water outlet by pipeline 97,50, valve 49, pipeline 103 are back to the second cleaning agent bucket 48, and cleaning concentrate is back to the second cleaning agent bucket 48 by pipeline 31, valve 32, pipeline 98.
Pipe-line mixer 1 mix stages incorporation time is 3～5s, and flow velocity is 0.8～1.0m/s.
Method of the present invention comprises the steps:
(1) centralized collection hotel bathing waste water, pending hotel bathing waste water filters through hair filter 5 earlier by pipeline 6, then with little flocculant rapid mixing pipe-line mixer 1 of squeezing into from dosing tank 4 by measuring pump 2, enter fiber ball filter 100 by pipeline 38 then and carry out preliminary treatment, little flocculant dosage 30mg/L, filtering velocity is 30～40m/h, and be 40～48h filter cycle;
(2) through pretreated bath wastewater, filter and disinfect through hyperfiltration membrane assembly 78 again, reach the requirement of " regeneration city, city miscellaneous water water quality " (GB/T 18920-2002), a part is purified effluent reuse to hotel lavatory flushing, greening link; Wherein milipore filter adopts cellulose acetate anisotropic membrane, molecular cut off 10000, operating pressure 0.1MPa, membrane flux 100～200L/ (m
2H);
(3) water outlet of residue ultrafiltration purified treatment is filtered and is disinfected through nanofiltration membrane component 92 again, reaches " drinking water sanitary standard " (GB5749-85), and water outlet can be done washing and the higher link of bath water water quality requirement to the hotel fully in reuse; Wherein NF membrane is a polyamide composite film, molecular cut off 5nm, operating pressure 0.5MPa, membrane flux 10～15L/ (m
2H).
Filter cycle foot couple fiber ball filter 100 carry out the low-intensity recoil and clean, the water backwashing strength of submersible pump (68) is 3～5L/ (m
2S), the gas backwashing strength of recoil air pump (10) is 6～8L/ (m
2S) backwashing time is 5～8min.
Carry out cyclic chemical at foot couple ultrafiltration filter cycle, nanofiltration membrane component 78,92 and clean, cleaning agent adopts by 1% H in the first cleaning agent bucket 40 and the second cleaning agent bucket 48
2O
2Mix the complex cleaning and washing agent of forming with 3% citric acid.
This process adopts little flocculation fibre-ball filtration that hotel bathing waste water is carried out preliminary treatment, because the POLYESTER HIGH ELASTIC YARN fiber-ball filter media of independent development is more open on filtering layer top, the space is bigger between ball, more near the filtering layer bottom, fibrous nodules is because deadweight and hydraulic action are piled up closely knitly more, fiber interts mutually, has formed a fibrage integral body, and the top porosity of whole filtering layer is bigger, the bottom porosity is less, the distribution of pores of approximate ideal strainer, therefore better to the effect of bathing waste water filtering, add in development process, by to the selection of material and the test of material property, by the practice utilization, finally determine filametntary diameter and length simultaneously, and the contained fibre quantity of each fibrous nodules, therefore, after fibrous nodules lost efficacy, backwash effect was also better, thereby has also prolonged the cycle of operation of fibre-ball filtration.The present invention proposes " little flocculation POLYESTER HIGH ELASTIC YARN fibre-ball filtration, ultrafiltration, nanofiltration group technology ", membrane separation technique is compared traditional biological treatment, have flow process simple, take up an area of less, stable, be easy to characteristics such as management, and separative efficiency height, process are simple etc., can remove pollutants such as larger molecular organics in the water, graininess suspension.The group technology that the present invention proposes is to COD in the bath wastewater, turbidity, pollutants such as LAS higher removal all arranged, through the pretreated water outlet of little flocculation fibrous nodules again through milipore filter and disinfect after, effluent quality can reach hotel lavatory flushing in " regeneration city, city miscellaneous water water quality " (GB/T 18920-2002), the water quality requirement of greening etc., the ultrafiltration water outlet continues advanced treating through nanofiltration membrane component again, after simultaneously sterile-processed, effluent quality can reach " drinking water sanitary standard " (GB5749-85), can do washing in reuse to hotel fully, the higher links of water water quality requirement such as bathing, thus reach the purpose of bath wastewater comprehensive recycling.
Specific implementation method of the present invention:
(1) operation processing section
Pending hotel bathing waste water filters through hair filter 5 earlier by pipeline 6, then with little flocculant rapid mixing pipe-line mixer 1 of squeezing into from dosing tank 4 by measuring pump 2, enter fiber ball filter 100 by pipeline 38 then, carry out filtration, purification through filtrate 74, water outlet after purifying enters hyperfiltration membrane assembly 78 by first force (forcing) pump 81 through connecting pipe 82 and first security personnel's filter core 14 and filters, part water outlet after the filtration is by pipeline 85,43,46, simultaneously through ClO
2After disinfection trough 58 sterilizations reach " regeneration city, city miscellaneous water water quality " (GB/T 18920-2002) requirement, enter ultrafiltration and disinfect water outlet second water storage tank 37, can reuse to links such as hotel lavatory flushing, greenings, partial concentration liquid refluxes by pipeline 91,13, increase the surface filtration filtering velocity of milipore filter, part is then discharged by pipeline 19; The water outlet of residue milipore filter enters nanofiltration membrane component 92 and filters through pipeline 85,44, the second force (forcing) pumps 90, the second security personnel's filter cores 96, pipeline 95, filters water outlet through pipeline 97,54, simultaneously through ClO
2Disinfection trough 58 sterilization reach " drinking water sanitary standard " (GB5749-85) after, enter nanofiltration and disinfect water outlet first water storage tank 33, can reuse to higher links of water water quality requirement such as hotel laundry, bathings, partial concentration liquid refluxes by pipeline 31,24, increase the surface filtration filtering velocity of NF membrane, part is then discharged by pipeline 29.
(2) backwash part
Adopt ultrafiltration to disinfect storage water in the water outlet water storage tank 37 as backwashing water, open valve 35, current enter backwash water tank 9 by pipeline 99, squeeze into fiber ball filter 100 by submersible pump 68 through pipeline 67, simultaneously air by recoil air pump 10 through pipeline 71, squeeze into fiber ball filter 100 by aeration head 11 and carry out air-water backwashing, backwashing water is discharged through overfall 73, finally remains backwashing water by evacuated tube 12 emptyings.
When the milipore filter cyclic chemical cleaned, first valve- off 75,17,20,45 was opened valve 21,42, complex cleaning and washing agent in the first cleaning agent bucket 40 is by pipeline 72, first force (forcing) pump 81, pipeline 82, first security personnel's filter core 14, pipeline 80 enters hyperfiltration membrane assembly 78 and carries out Chemical cleaning, clean water outlet through pipeline 85,43, valve 42, pipeline 41 are back to the first cleaning agent bucket 40, and cleaning concentrate is by pipeline 91, valve 21, pipeline 89 also are back to the first cleaning agent bucket 40.
When the NF membrane cyclic chemical cleaned, first valve- off 22,27,30,53 was opened valve 32,49, cleaning agent in the second cleaning agent bucket 48 is by pipeline 47, second force (forcing) pump 90, pipeline 88, second security personnel's filter core 96, pipeline 95 enters nanofiltration membrane component 92 and carries out Chemical cleaning, clean water outlet through pipeline 97,50, valve 49, pipeline 103 are back to the second cleaning agent bucket 48, and cleaning concentrate is by pipeline 31, valve 32, pipeline 98 also are back to the second cleaning agent bucket 48.
Claims (9)
1. hotel bathing waste water treatment and integral reclamation apparatus, comprise pipe-line mixer (1), measuring pump (2), hair filter (5), it is characterized in that this equipment also comprises dosing tank (4), fiber ball filter (100), hyperfiltration membrane assembly (78), nanofiltration membrane component (92), ClO
2Disinfection trough (58), first water storage tank (33), second water storage tank (37), first security personnel's filter core (14), second security personnel's filter core (96), first force (forcing) pump (81), second force (forcing) pump (90);
Described dosing tank (4) is connected with fiber ball filter (100) import by pipe-line mixer (1) with hair filter (5) together through measuring pump (2), and fiber ball filter (100) is built-in with filtrate (74); Fiber ball filter (100) outlet is connected hyperfiltration membrane assembly (78) import through first force (forcing) pump (81) with first security personnel's filter cores (14), and hyperfiltration membrane assembly (78) delivery port divides three the tunnel: the first via is through ClO
2Disinfection trough (58) advances second water storage tank (37), the second road concentrate is back to first force (forcing) pump (81) import, be used to increase the surface filtration filtering velocity of milipore filter, Third Road enters nanofiltration membrane component (92) through second force (forcing) pump (90) and second security personnel's filter cores (96), and nanofiltration membrane component (92) delivery port divides two the tunnel: the first via is through ClO
2Disinfection trough (58) advances first water storage tank (33), and the second road concentrate is back to second force (forcing) pump (90) import, is used to increase the surface filtration filtering velocity of NF membrane.
2. hotel bathing waste water treatment and integral reclamation apparatus according to claim 1, it is characterized in that, place the submersible pump (68) in the backwash water tank (9) to be connected with described fiber ball filter (100) outlet plenum respectively, be used to wash fiber ball filter (100) with recoil air pump (10).
3. hotel bathing waste water treatment and integral reclamation apparatus according to claim 1, it is characterized in that, the first cleaning agent bucket (40) goes out the cleaning agent pipe and connects the delivery port that first force (forcing) pump (81) import, first cleaning agent bucket (40) return duct connect described hyperfiltration membrane assembly (78), is used for Chemical cleaning hyperfiltration membrane assembly (78).
4. hotel bathing waste water treatment and integral reclamation apparatus according to claim 1, it is characterized in that, the second cleaning agent bucket (48) goes out the cleaning agent pipe and connects second force (forcing) pump (90) import, second cleaning agent bucket (48) return duct connects the delivery port of described nanofiltration membrane component (92), is used for Chemical cleaning nanofiltration membrane component (92).
5. hotel bathing waste water treatment and integral reclamation apparatus according to claim 1 is characterized in that, described pipe-line mixer (1) mix stages incorporation time is 3～5s, and flow velocity is 0.8～1.0m/s.
6. hotel bathing waste water treatment and integral reclamation apparatus according to claim 1, it is characterized in that, described fiber ball filter (100) filter material layer height is 1m, filtrate is the POLYESTER HIGH ELASTIC YARN fiber-ball filter media, fibre length 2～3cm, fibre diameter 10～15 μ m, single fibrous nodules has 3000 fibres approximately; Be provided with porous plate in the lower flange (102,104) on the filter post, the aperture in the porous plate is 5mm, and pitch of holes is 5mm.
7. hotel bathing waste water treatment and integral reclamation method adopts the equipment of claim 1, it is characterized in that concrete steps are as follows:
(1) centralized collection hotel bathing waste water, pending hotel bathing waste water filters through hair filter (5) earlier by pipeline (6), with little flocculant rapid mixing pipe-line mixer (1) of squeezing into from dosing tank (4) by measuring pump (2), enter fiber ball filter (100) by pipeline (38) then and carry out preliminary treatment then; Little flocculant dosage 30mg/L, filtering velocity is 30～40m/h, be 40～48h filter cycle;
(2) through pretreated bath wastewater, filter and disinfect through hyperfiltration membrane assembly (78) again, reach " regeneration city, city miscellaneous water water quality " requirement (GB/T18920-2002), a part is purified effluent reuse to hotel lavatory flushing, greening link; Wherein milipore filter adopts cellulose acetate anisotropic membrane, molecular cut off 10000, operating pressure 0.1MPa, membrane flux 100～200L/ (m
2H);
(3) water outlet of residue ultrafiltration purified treatment is filtered and is disinfected through nanofiltration membrane component (92) again, reaches " drinking water sanitary standard " (GB5749-85), and water outlet can be done washing and the higher link of bath water water quality requirement to the hotel fully in reuse; Wherein NF membrane is a polyamide composite film, molecular cut off 5nm, operating pressure 0.5MPa, membrane flux 10～15L/ (m
2H).
8. hotel bathing waste water treatment and integral reclamation method according to claim 7 is characterized in that, carries out the low-intensity recoil at the described fiber ball filter of foot couple filter cycle (100) and cleans, and the water backwashing strength of submersible pump (68) is 3～5L/ (m
2S), the gas backwashing strength of recoil air pump (10) is 6～8L/ (m
2S), backwashing time is 5～8min.
9. hotel bathing waste water treatment and integral reclamation method according to claim 7, it is characterized in that, carry out cyclic chemical at the described ultrafiltration of foot couple filter cycle, nanofiltration membrane component (78,92) and clean, the cleaning agent employing is by 1% H in the first cleaning agent bucket (40) and the second cleaning agent bucket (48)
2O
2Mix the complex cleaning and washing agent of forming with 3% citric acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101475643A CN100503993C (en) | 2006-12-20 | 2006-12-20 | Comprehensive reuse equipment and method for hotel bath wastewater treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101475643A CN100503993C (en) | 2006-12-20 | 2006-12-20 | Comprehensive reuse equipment and method for hotel bath wastewater treatment |
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| Publication Number | Publication Date |
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| CN1995562A CN1995562A (en) | 2007-07-11 |
| CN100503993C true CN100503993C (en) | 2009-06-24 |
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|---|---|---|---|
| CNB2006101475643A Expired - Fee Related CN100503993C (en) | 2006-12-20 | 2006-12-20 | Comprehensive reuse equipment and method for hotel bath wastewater treatment |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525894B (en) * | 2008-03-05 | 2012-10-17 | 高浴华 | Energy-saving emission-reducing circulation system and device thereof |
| CN102295383A (en) * | 2011-06-02 | 2011-12-28 | 山东建筑大学 | Advanced municipal wastewater treatment system and technology using the same for advanced treatment |
| CN103214114A (en) * | 2012-01-21 | 2013-07-24 | 高全财 | Bathing pool sewage reuse processing system |
| CN103073153B (en) * | 2013-01-18 | 2014-08-13 | 东华大学 | Municipal domestic wastewater treatment and comprehensive recycling equipment and method thereof |
| CN103073127B (en) * | 2013-02-07 | 2014-02-19 | 南京城建环保水务投资有限公司 | Circulating water treatment device for swimming pool |
| CN107842071B (en) * | 2017-12-20 | 2023-09-26 | 安徽鲁班建设投资集团有限公司 | Energy-saving environment-friendly toilet system |
| CN110201256B (en) * | 2018-02-28 | 2022-02-22 | 天津瑞鹏医疗器械有限公司 | Dialysate production system |
| CN110005018B (en) * | 2019-04-30 | 2024-05-14 | 安阳建工(集团)有限责任公司 | Integrated self-control reclaimed water recycling device and system |
| CN111533334A (en) * | 2020-05-09 | 2020-08-14 | 江苏澳特克环境科技有限公司 | Filtering and recycling process for bathroom wastewater |
-
2006
- 2006-12-20 CN CNB2006101475643A patent/CN100503993C/en not_active Expired - Fee Related
Non-Patent Citations (1)
| Title |
|---|
| 洗浴废水超滤膜处理回用技术研究. 薛罡，赵洪宾，刘胜利，袁一星，高金良.哈尔滨建筑大学学报，第33卷第6期. 2000 * |
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| CN1995562A (en) | 2007-07-11 |
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