CN103755102A - Garlic wastewater treatment method and device - Google Patents
Garlic wastewater treatment method and device Download PDFInfo
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- CN103755102A CN103755102A CN201410033507.7A CN201410033507A CN103755102A CN 103755102 A CN103755102 A CN 103755102A CN 201410033507 A CN201410033507 A CN 201410033507A CN 103755102 A CN103755102 A CN 103755102A
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Abstract
The invention relates to a garlic wastewater treatment method and a device. The garlic wastewater treatment device comprises a wastewater regulating tank, an advanced oxidation reaction sedimentation tank, a multistage hypoxic and anaerobic reaction tank, an aerobiotic contact oxidation tank and a multilayer aerobiotic activity filtration tower, wherein the advanced oxidation reaction sedimentation tank comprises a mixing region and a sedimentation region; the multistage hypoxic and anaerobic reaction tank comprises a facultative section, a hypoxic section and an anaerobic section; an aeration controlling system is arranged at the middle lower part in the aerobiotic contact oxidation tank and comprises an aeration disc, an air blower and a dissolved oxygen measurement controlling device; and the multistage hypoxic and anaerobic reaction tank adopts multistage arrangement, particle sizes of a filter material are gradually decreased from top to bottom, an air inlet, a water collection groove and a water outlet pipe are arranged at the bottom of the filtration tower, and disinfection equipment is installed at the upper part of the water collection groove and is connected with a chloride dioxide generator. The garlic wastewater treatment device has a simple structure, is lower in manufacturing cost, is suitable for sewage treatment of larger volume and has very good treating effect to garlic wastewater.
Description
Technical field
The present invention relates to technical field of sewage, be specifically related to a kind of garlic wastewater treatment process and device.
Background technology
Garlic main component comprises carbohydrate, amino acids, lipid, peptide class, sulfocompound and multivitamin, trace element etc.In recent years, garlic processing had formed scale already, several processes such as garlic dehydration process for processing generally comprises and selects, clears up, section, rinsing, dehydration, equilibrium water content, sorting, packing, finished product, can produce a large amount of waste water in wherein cleaning, rinsing and dehydration.Garlic wastewater is high-concentration waste water, have strong bacteriostatic action, the thioether in garlicin can be oxidized the enzyme containing sulfydryl, has suppressed cell fission simultaneously, destroy the eubolism of microorganism, therefore adopted traditional materialization, that biochemical method carries out water treatment effect is poor.
Chinese utility model patent < < garlic processing wastewater treatment device > > (application number: 201020559008.9) disclose a kind of garlic processing wastewater treatment device, this facility water outlet can meet the secondary standard of < < integrated wastewater discharge standard > > (GB8978-1996), but along with revision and the raising of state sewage emission standard, the waste water disposal facility of this patent can not have been realized qualified discharge.
Summary of the invention
The technical problem to be solved in the present invention is: in order to solve the processing of garlic wastewater of complicated component, the invention provides a kind of garlic wastewater treatment process and device.
The technical solution adopted for the present invention to solve the technical problems is: a kind of garlic wastewater treatment process and device, comprise wastewater equalization pond, advanced oxidation reaction settling basin, multi-stage anaerobic anaerobic reation pool, aerobic contact oxidation pond, the aerobic movable filter tower of multilayer; Described wastewater equalization pond, advanced oxidation reaction settling basin, multi-stage anaerobic anaerobic reation pool, aerobic contact oxidation pond, the aerobic movable filter tower of multilayer are communicated with successively.
Described wastewater equalization pond comprises water inlet pipe and rising pipe, for regulating water quality and the water yield of garlic wastewater.
Described advanced oxidation reaction settling basin comprises mix and blend district and settling region, and bottom, mix and blend district is provided with sewage water inlet pipe, and middle and upper part is provided with the liquid add-on system for adding hydrogen peroxide, ferrous salt, at middle part, stirring area, is provided with whipping appts; In described settling region, be provided with baffle plate, the inwall of this baffle plate and settling tank forms the waste water runner that enters settling region as waste water, the exit of settling region is provided with triphase separator, the outlet top of settling region is provided with overfalling weir, the tapered structure of settling region bottom design, is provided with sediment discharge valve in bottom, settling region.
Described multi-stage anaerobic anaerobic reation pool comprises the double oxygen section, anoxic section and the anaerobism section that by flow-stopping plate, are separated into, described double oxygen section head end is provided with the water inlet pipe for feeding sewage, the oxygen section end of holding concurrently is communicated with anoxic section head end, anoxic section end is communicated with anaerobism section head end, anaerobism section end is provided with triphase separator and overfalling weir, overfalling weir connects rising pipe, the tapered structure of anaerobism section bottom design, and pyramidal structure connects mud discharging valve.Described double oxygen section, anoxic section and anaerobism Duan Jun are divided into the firstth district and Second Region by flow-stopping plate, and the firstth district is communicated with Second Region.On described multi-stage anaerobic anaerobic reation pool, cover exhaust gas centralized tracheaes such as being provided with methane.
In described aerobic contact oxidation pond, middle and lower part arranges water inlet pipe, and described water inlet pipe bottom is provided with water distribution pyrometric cone; Described water distribution pyrometric cone bottom is provided with aeration regulator control system, and described aeration regulator control system comprises aeration plate, gas blower and dissolved oxygen sensing regulation device, and further, described aeration plate is the pore type aeration plate that is evenly provided with micropore.Described aeration plate connects gas blower by aeration tube, gas blower is arranged on outside aerobic contact oxidation pond, top, the waste water underwater in aerobic contact oxidation pond arrange dissolved oxygen sensing regulation device, and described dissolved oxygen sensing regulation device is according to the work of oxygen capacity regulation and control gas blower; Described water inlet pipe top is built-in with filler; The bottom in described aerobic contact oxidation pond is provided with mud discharging pipe valve, and exit is laid with overflow weir.
The rising pipe in described aerobic contact oxidation pond connects the water distributor of the aerobic movable filter tower topmost of multilayer.Filter tower adopts multilayer setting, and from top to bottom, the particle diameter of filtrate diminishes gradually.The filtrate bracing frame of every metafiltration tower is designed to inverted trapezoidal drawer type, add on the one hand forced ventilation, avoid producing foul smell, be convenient on the other hand observe and change filtrate, when this layer of filter clogging serious, when filtering velocity is very low, only this metafiltration material need be extracted out and changed, the bottom of filter tower is provided with blast inlet, water leg and rising pipe.Sterilization equipment is installed on described water leg top, and sterilization equipment connects chlorine dioxide generator.
Adopt above-mentioned garlic wastewater treatment unit to carry out a method for wastewater treatment, there are following steps:
1. garlic wastewater enters wastewater equalization pond regulating water quality and the water yield by water inlet pipe.
2. the water after regulating enters advanced oxidation reaction settling basin by the water inlet pipe of bottom, advanced oxidation reaction settling basin mix and blend district, mix with the hydrogen peroxide from liquid add-on system, the liquid of ferrous salt, utilize the whipping appts that is arranged on middle part, stirring area to stir; Hydrogen peroxide reacts with ferrous salt and produces a large amount of active hydroxyl radical free radicals, destroys the structure of garlicin, the oxidized decomposition of pollutent in waste water, and the waste water after oxygenolysis enters the waste water runner of settling region, and the triphase separator of settling region is realized mud-water separation.
3. mud sinks to the bottom of advanced oxidation reaction settling basin settling region under the effect of gravity, by the sediment discharge valve of bottom, discharges; Waste water is communicated with the water inlet pipe of multi-stage anaerobic anaerobic reation pool by overfalling weir, rising pipe and pipe connecting.
4. sewage enters the bottom of multi-stage anaerobic anaerobic reation pool by the hold concurrently water inlet pipe of oxygen section of multi-stage anaerobic anaerobic reation pool; Waste water advances up and down along flow-stopping plate after entering multi-stage anaerobic anaerobic reation pool, pass through successively the Sludge Bed of each reaction chamber of double oxygen section, anoxic section and anaerobism section, the effect that mud in reaction tank rises along with the upper current downflow of waste water and biogas and moving, the settlement action of the barrier effect of flow-stopping plate and mud self makes again the flow velocity of mud reduce, therefore a large amount of mud is all trapped within reaction tank, and the microorganism in reaction tank fully contacts with the organism in waste water.The heterotrophic bacterium of amphimicrobe, anoxic section and the anaerobism section of the oxygen section of holding concurrently is hydrolyzed to organic acid by the suspended contaminant such as the starch in sewage, fiber, carbohydrate and dissolved organic matter, make larger molecular organics be decomposed into small organic molecule, insoluble organism changes into dissolved organic matter.
5. the triphase separator that the waste water after anaerobic reaction is provided with at anaerobism section end is realized the separation of mud, water, methane gas, and mud sinks to anaerobism pars infrasegmentalis under the effect of gravity, by the mud discharging valve of bottom, discharges.The waste gas such as the methane that multi-stage anaerobic anaerobic reation pool produces are collected discharge by reaction tank top effuser.Waste water is communicated with the water inlet pipe in aerobic contact oxidation pond by overfalling weir, rising pipe and pipe connecting.
6. waste water enters the middle and lower part in aerobic contact oxidation pond by water inlet pipe, water distribution uniformity under the effect of water distribution pyrometric cone, described aeration plate is the pore type aeration plate that is evenly provided with micropore, produce a large amount of microbubbles, described dissolved oxygen sensing regulation device, according to the work of oxygen capacity regulation and control gas blower, guarantees that the dissolved oxygen in the water of aerobic contact oxidation pond is greater than 2mg/L; The filling surface of active sludge apposition growth on aeration plate, not with water flow, because microbial film is directly subject to the strong agitation of upstream, constantly updates; Under sufficient oxygen supply condition, the aerobic microbiological of filling surface is degraded the organism in waste water; The microbial film upgrading sinks to the bottom in aerobic contact oxidation pond under the effect of gravity, by the mud discharging pipe valve of bottom, discharges; Waste water after treatment flows out by overflow weir.
7. the rising pipe in aerobic contact oxidation pond connects the water distributor of the aerobic movable filter tower topmost of multilayer, waste water is fallen the water leg of bottom after by bed filtration, disinfection by chlorine dioxide equipment on water leg top carries out disinfection to water after treatment, water flows out from the rising pipe of aerobic movable filter tower bottom, realizes the qualified discharge of waste water.The filtrate bracing frame of every metafiltration tower is designed to inverted trapezoidal drawer type, adds forced ventilation on the one hand, avoids producing foul smell, is convenient on the other hand observe and change filtrate, serious when this layer of filter clogging, when filtering velocity is very low, only this metafiltration material need be extracted out and is changed.
8. after the sludge dewatering that advanced oxidation reaction settling basin, multi-stage anaerobic anaerobic reation pool and aerobic contact-oxidation pool produce, transport outward.
The invention has the beneficial effects as follows, the present invention is simple in structure, and manufacturing cost is lower, is suitable for the sewage disposal compared with big yield, and to garlic wastewater, processing has extraordinary effect, and operational efficiency is high.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is process flow sheet.
Fig. 2 is the structural representation of embodiment of the present invention advanced oxidation reaction settling basin.
In Fig. 2: 2. advanced oxidation reaction settling basin, 2-1 stirring area, 2-2. settling region, 2-3. sewage water inlet pipe, 2-4. liquid add-on system, 2-5. whipping appts, 2-6. baffle plate, 2-7. triphase separator, 2-8. overfalling weir, 2-9. sediment discharge valve.
Fig. 3 is the structural representation of embodiment of the present invention multi-stage anaerobic anaerobic reation pool.
In Fig. 3: 3. multi-stage anaerobic anaerobic reation pool, 3-1. flow-stopping plate, the 3-2. oxygen section of holding concurrently, 3-3. anoxic section, 3-4. anaerobism section, 3-5. water inlet pipe, 3-6. triphase separator, 3-7. overfalling weir, 3-8. mud discharging valve, 3-9. upper cover, 3-10. effuser.
Fig. 4 is the structural representation in embodiment of the present invention aerobic contact oxidation pond.
In Fig. 4: 4. aerobic contact oxidation pond, 4-1. water inlet pipe, 4-2. water distribution pyrometric cone, 4-3. aeration regulator control system, 4-4. filler, 4-5. mud discharging pipe valve, 4-6. overflow weir.
Fig. 5 is the structural representation of the aerobic movable filter tower of embodiment of the present invention multilayer.
In Fig. 5: 5. the aerobic movable filter tower of multilayer, 5-1. water inlet pipe, 5-2. water distributor, 5-3. filtrate, 5-4. inverted trapezoidal drawer type filtrate bracing frame, 5-5. blast inlet, 5-6. water leg, 5-7. rising pipe.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present invention is only described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1, a kind of garlic wastewater treatment process of the present invention and device, comprise wastewater equalization pond, advanced oxidation reaction settling basin 2, multi-stage anaerobic anaerobic reation pool 3, aerobic contact oxidation pond 4, the aerobic movable filter tower 5 of multilayer; Described wastewater equalization pond, advanced oxidation reaction settling basin 2, multi-stage anaerobic anaerobic reation pool 3, aerobic contact oxidation pond 4, the aerobic movable filter of multilayer 5 towers are communicated with successively.
Described wastewater equalization pond comprises water inlet pipe and rising pipe, for regulating water quality and the water yield of garlic wastewater.
Described advanced oxidation reaction settling basin 2 comprises mix and blend district 2-1 and settling region 2-2, bottom, mix and blend district is provided with sewage water inlet pipe 2-3, middle and upper part is provided with the liquid add-on system 2-4 for adding hydrogen peroxide, ferrous salt, at middle part, stirring area, is provided with whipping appts 2-5; In described settling region, be provided with baffle plate 2-6, the inwall of this baffle plate and settling tank forms the waste water runner that enters settling region as waste water, the exit of settling region is provided with triphase separator 2-7, the outlet top of settling region is provided with overfalling weir 2-8, the tapered structure of settling region bottom design, is provided with sediment discharge valve 2-9 in bottom, settling region.
Described multi-stage anaerobic anaerobic reation pool 3 comprises double oxygen section 3-2, the anoxic section 3-3 and the anaerobism section 3-4 that by flow-stopping plate 3-1, are separated into, described double oxygen section 3-2 head end is provided with the water inlet pipe 3-5 for feeding sewage, the oxygen section 3-2 end of holding concurrently is communicated with anoxic section 3-3 head end, anoxic section 3-3 end is communicated with anaerobism section 3-4 head end, anaerobism section 3-4 end is provided with triphase separator 3-6 and overfalling weir 3-7, overfalling weir 3-7 connects rising pipe, the tapered structure of anaerobism section 3-4 bottom design, pyramidal structure connects mud discharging valve 3-8.Described double oxygen section 3-2, anoxic section 3-3 and anaerobism section 3-4 are all divided into the firstth district and Second Region by flow-stopping plate 3-1, and the firstth district is communicated with Second Region.The upper cover 3-9 of described multi-stage anaerobic anaerobic reation pool 3 is provided with the exhaust gas centralized tracheae 3-10 such as methane.
4 interior middle and lower parts, described aerobic contact oxidation pond are provided with water inlet pipe 4-1, and described water inlet pipe 4-1 bottom is provided with water distribution pyrometric cone 4-2; Described water distribution pyrometric cone 4-2 bottom is provided with aeration regulator control system 4-3, and described aeration regulator control system 4-3 comprises aeration plate, gas blower and dissolved oxygen sensing regulation device; Further, described aeration plate is the pore type aeration plate that is evenly provided with micropore.Described aeration plate connects gas blower by aeration tube, gas blower is arranged on outside aerobic contact oxidation pond, top, the waste water underwater in aerobic contact oxidation pond arrange dissolved oxygen sensing regulation device, and described dissolved oxygen sensing regulation device is according to the work of oxygen capacity regulation and control gas blower; Described water inlet pipe top is built-in with filler 4-4; The bottom in described aerobic contact oxidation pond is provided with mud discharging pipe valve 4-5, and exit is laid with overflow weir 4-6.
The rising pipe in described aerobic contact oxidation pond 4 connects water inlet pipe 5-1 and the water distributor 5-2 of aerobic movable filter tower 5 topmosts of multilayer.Filter tower adopts multilayer setting, and from top to bottom, the particle diameter of filtrate 5-3 diminishes gradually.The filtrate bracing frame 5-4 of every metafiltration tower is designed to inverted trapezoidal drawer type, add on the one hand forced ventilation, avoid producing foul smell, be convenient on the other hand observe and change filtrate, when this layer of filter clogging serious, when filtering velocity is very low, only this metafiltration material need be extracted out and changed, the bottom of filter tower is provided with blast inlet 5-5, water leg 5-6 and rising pipe 5-7.Sterilization equipment is installed on described water leg top, and sterilization equipment connects chlorine dioxide generator.
Adopt above-mentioned garlic wastewater treatment unit to carry out a method for wastewater treatment, there are following steps:
1. garlic wastewater enters wastewater equalization pond regulating water quality and the water yield by water inlet pipe.
2. the water after regulating enters advanced oxidation reaction settling basin 2 by the water inlet pipe 2-3 of advanced oxidation reaction settling basin mix and blend district 2-1 bottom, mix with the hydrogen peroxide from liquid add-on system 2-4, the liquid of ferrous salt, utilize the whipping appts 2-5 that is arranged on middle part, stirring area to stir; Hydrogen peroxide reacts with ferrous salt and produces a large amount of active hydroxyl radical free radicals, destroy the structure of garlicin, the oxidized decomposition of pollutent in waste water, the waste water after oxygenolysis enters the waste water runner of settling region 2-2, and the triphase separator 2-7 of settling region realizes mud-water separation.
3. mud sinks to the bottom of advanced oxidation reaction settling basin settling region 2-2 under the effect of gravity, by the sediment discharge valve 2-9 of bottom, discharges.Waste water is communicated with the water inlet pipe 3-5 of multi-stage anaerobic anaerobic reation pool 3 by overfalling weir 2-8, rising pipe and pipe connecting.
4. sewage enters the bottom of multi-stage anaerobic anaerobic reation pool 3 by the hold concurrently water inlet pipe 3-5 of oxygen section 3-2 of multi-stage anaerobic anaerobic reation pool; Waste water advances up and down along flow-stopping plate 3-1 after entering multi-stage anaerobic anaerobic reation pool, pass through successively the Sludge Bed of each reaction chamber of double oxygen section 3-2, anoxic section 3-3 and anaerobism section 3-4, the effect that mud in reaction tank rises along with the upper current downflow of waste water and biogas and moving, the settlement action of the barrier effect of flow-stopping plate 3-1 and mud self makes again the flow velocity of mud reduce, therefore a large amount of mud is all trapped within reaction tank, and the microorganism in reaction tank fully contacts with the organism in waste water.The heterotrophic bacterium of amphimicrobe, anoxic section 3-3 and the anaerobism section 3-4 of double oxygen section 3-2 is hydrolyzed to organic acid by the suspended contaminant such as the starch in sewage, fiber, carbohydrate and dissolved organic matter, make larger molecular organics be decomposed into small organic molecule, insoluble organism changes into dissolved organic matter.
5. the triphase separator 3-6 that the waste water after anaerobic reaction is provided with at anaerobism section 3-4 end realizes the separation of mud, water, methane gas, and mud sinks to anaerobism pars infrasegmentalis under the effect of gravity, by the mud discharging valve 3-8 of bottom, discharges.The waste gas such as the methane that multi-stage anaerobic anaerobic reation pool produces are collected discharge by reaction tank top effuser 3-10.Waste water is communicated with the water inlet pipe 4-1 in aerobic contact oxidation pond 4 by overfalling weir 3-7, rising pipe and pipe connecting.
6. waste water enters the middle and lower part in aerobic contact oxidation pond by water inlet pipe 4-1, water distribution uniformity under the effect of water distribution pyrometric cone 4-2, described aeration plate is the pore type aeration plate that is evenly provided with micropore, produce a large amount of microbubbles, described dissolved oxygen sensing regulation device, according to the work of oxygen capacity regulation and control gas blower, guarantees that the dissolved oxygen in the water of aerobic contact oxidation pond is greater than 2mg/L; The filler 4-4 surface of active sludge apposition growth on aeration plate, not with water flow, because microbial film is directly subject to the strong agitation of upstream, constantly updates; Under sufficient oxygen supply condition, the aerobic microbiological on filler 4-4 surface is degraded the organism in waste water; The microbial film upgrading sinks to the bottom in aerobic contact oxidation pond under the effect of gravity, by the mud discharging pipe valve 4-5 of bottom, discharges; Waste water after treatment flows out by overflow weir 4-6.
7. the rising pipe in aerobic contact oxidation pond 4 connects the water distributor 5-2 of the aerobic movable filter tower topmost of multilayer, waste water is fallen the water leg 5-6 of bottom after by bed filtration, disinfection by chlorine dioxide equipment on water leg 5-6 top carries out disinfection to water after treatment, water flows out from the rising pipe 5-7 of aerobic movable filter tower bottom, realizes the qualified discharge of waste water.Every metafiltration material bracing frame 5-4 of filter tower is designed to inverted trapezoidal drawer type, adds forced ventilation on the one hand, avoids producing foul smell, is convenient on the other hand observe and change filtrate, serious when this layer of filter clogging, when filtering velocity is very low, only this metafiltration material need be extracted out and is changed.
8. after the sludge dewatering that advanced oxidation reaction settling basin 2, multi-stage anaerobic anaerobic reation pool 3 and aerobic contact-oxidation pool 4 produce, transport outward.
Take above-mentioned foundation desirable embodiment of the present invention as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this invention technological thought, carry out various change and modification completely.The technical scope of this invention is not limited to the content on specification sheets, must determine its technical scope according to claim scope.
Claims (4)
1. garlic wastewater treatment process and a device, comprises wastewater equalization pond, advanced oxidation reaction settling basin (2), multi-stage anaerobic anaerobic reation pool (3), aerobic contact oxidation pond (4), the aerobic movable filter tower of multilayer (5).
Described wastewater equalization pond comprises water inlet pipe and rising pipe, for regulating water quality and the water yield of garlic wastewater.
Described advanced oxidation reaction settling basin (2) comprises mix and blend district (2-1) and settling region (2-2), bottom, mix and blend district is provided with sewage water inlet pipe (2-3), middle and upper part is provided with the liquid add-on system (2-4) for adding hydrogen peroxide, ferrous salt, at middle part, stirring area, is provided with whipping appts (2-5); In described settling region, be provided with baffle plate (2-6), the inwall of this baffle plate and settling tank forms the waste water runner that enters settling region as waste water, the exit of settling region is provided with triphase separator (2-7), the outlet top of settling region is provided with overfalling weir (2-8), the tapered structure of settling region bottom design, is provided with sediment discharge valve (2-9) in bottom, settling region.
Described multi-stage anaerobic anaerobic reation pool (3) comprises the double oxygen section (3-2) being separated into by flow-stopping plate (3-1), anoxic section (3-3) and anaerobism section (3-4), described double oxygen section (3-2) head end is provided with the water inlet pipe (3-5) for feeding sewage, oxygen section (3-2) end of holding concurrently is communicated with anoxic section (3-3) head end, anoxic section (3-3) end is communicated with anaerobism section (3-4) head end, anaerobism section (3-4) end is provided with triphase separator (3-6) and overfalling weir (3-7), overfalling weir (3-7) connects rising pipe, the upper cover (3-9) of described multi-stage anaerobic anaerobic reation pool (3) is provided with the exhaust gas centralized tracheaes (3-10) such as methane.
Interior middle and lower part, described aerobic contact oxidation pond (4) arranges water inlet pipe (4-1), and described water inlet pipe (4-1) bottom is provided with water distribution pyrometric cone (4-2); Described water distribution pyrometric cone (4-2) bottom is provided with aeration regulator control system (4-3), described aeration regulator control system (4-3) comprises aeration plate, gas blower and dissolved oxygen sensing regulation device, further, described aeration plate is the pore type aeration plate that is evenly provided with micropore.Described aeration plate connects gas blower by aeration tube, gas blower is arranged on outside aerobic contact oxidation pond, top, the waste water underwater in aerobic contact oxidation pond arrange dissolved oxygen sensing regulation device, and described dissolved oxygen sensing regulation device is according to the work of oxygen capacity regulation and control gas blower; Described water inlet pipe (4-1) top is built-in with filler (4-4); The bottom in described aerobic contact oxidation pond is provided with mud discharging pipe valve (4-5), and exit is laid with overflow weir (4-6).
The rising pipe in described aerobic contact oxidation pond (4) connects the water distributor (5-2) of the aerobic movable filter tower of multilayer (5) topmost.Filter tower adopts multilayer setting, and from top to bottom, the particle diameter of filtrate (5-3) diminishes gradually.The filtrate bracing frame (5-4) of every metafiltration tower is designed to inverted trapezoidal drawer type, add on the one hand forced ventilation, avoid producing foul smell, be convenient on the other hand observe and change filtrate, when this layer of filter clogging serious, when filtering velocity is very low, only this metafiltration material need be extracted out and changed, the bottom of filter tower is provided with blast inlet (5-5), water leg (5-6) and rising pipe (5-7).Sterilization equipment is installed on described water leg top.Sterilization equipment connects chlorine dioxide generator.
2. garlic wastewater treatment process as claimed in claim 1 and device, it is characterized in that: double oxygen section (3-2), anoxic section (3-3) and the anaerobism section (3-4) of described multi-stage anaerobic anaerobic reation pool (3) are all divided into the firstth district and Second Region by flow-stopping plate (3-1), and the firstth district is communicated with Second Region.
3. garlic wastewater treatment process as claimed in claim 1 and device, is characterized in that: the tapered structure of anaerobism section (3-4) bottom design of described multi-stage anaerobic anaerobic reation pool (3), pyramidal structure bottom is provided with mud discharging valve (3-8).
4. the method that the garlic wastewater treatment unit of employing as described in claim 1～3 carries out sewage disposal, has following steps:
1. first, garlic wastewater enters wastewater equalization pond regulating water quality and the water yield by water inlet pipe.
2. the water after regulating enters advanced oxidation reaction settling basin (2) by the water inlet pipe (2-3) of bottom, advanced oxidation reaction settling basin mix and blend district (2-1), mix with the hydrogen peroxide from liquid add-on system (2-4), the liquid of ferrous salt, utilize the whipping appts (2-5) that is arranged on middle part, stirring area to stir; Hydrogen peroxide, ferrous salt reaction produce a large amount of active hydroxyl radical free radicals, destroy the structure of garlicin, the oxidized decomposition of pollutent in waste water, the waste water after oxygenolysis enters the waste water runner of settling region (2-2), and the triphase separator (2-7) of settling region is realized mud-water separation.
3. mud sinks to the bottom of advanced oxidation reaction settling basin settling region (2-2) under the effect of gravity, by the sediment discharge valve (2-9) of bottom, discharges.Waste water is communicated with the water inlet pipe (3-5) of multi-stage anaerobic anaerobic reation pool (3) by overfalling weir (2-8), rising pipe and pipe connecting.
4. sewage enters the bottom of multi-stage anaerobic anaerobic reation pool (3) by the hold concurrently water inlet pipe (3-5) of oxygen section (3-2) of multi-stage anaerobic anaerobic reation pool; Waste water advances up and down along flow-stopping plate (3-1) after entering multi-stage anaerobic anaerobic reation pool, pass through successively the Sludge Bed of each reaction chamber of double oxygen section (3-2), anoxic section (3-3) and anaerobism section (3-4), the effect that mud in reaction tank rises along with the upper current downflow of waste water and biogas and moving, the barrier effect of flow-stopping plate (3-1) and the settlement action of mud self make again the flow velocity of mud reduce, therefore a large amount of mud is all trapped within reaction tank, and the microorganism in reaction tank fully contacts with the organism in waste water.The heterotrophic bacterium of amphimicrobe, anoxic section (3-3) and the anaerobism section (3-4) of the oxygen section (3-2) of holding concurrently is hydrolyzed to organic acid by the suspended contaminant such as the starch in sewage, fiber, carbohydrate and dissolved organic matter, make larger molecular organics be decomposed into small organic molecule, insoluble organism changes into dissolved organic matter.
5. the triphase separator (3-6) that the waste water after anaerobic reaction is provided with at anaerobism section (3-4) end is realized the separation of mud, water, methane gas, mud sinks to anaerobism pars infrasegmentalis under the effect of gravity, by the mud discharging valve (3-8) of bottom, discharges.The waste gas such as the methane that multi-stage anaerobic anaerobic reation pool produces are collected discharge by reaction tank top effuser (3-10).Waste water is communicated with the water inlet pipe (4-1) in aerobic contact oxidation pond (4) by overfalling weir (3-7), rising pipe and pipe connecting.
6. waste water enters the middle and lower part in aerobic contact oxidation pond by water inlet pipe (4-1), water distribution uniformity under the effect of water distribution pyrometric cone (4-2), described aeration plate is the pore type aeration plate that is evenly provided with micropore, produce a large amount of microbubbles, described dissolved oxygen sensing regulation device, according to the work of oxygen capacity regulation and control gas blower, guarantees that the dissolved oxygen in the water of aerobic contact oxidation pond is greater than 2mg/L; Filler (4-4) surface of active sludge apposition growth on aeration plate, not with water flow, because microbial film is directly subject to the strong agitation of upstream, microbial film is constantly updated; Under sufficient oxygen supply condition, the microorganism on filler (4-4) surface is degraded the organism in waste water; The microbial film upgrading sinks to the bottom in aerobic contact oxidation pond under the effect of gravity, by the mud discharging pipe valve (4-5) of bottom, discharges; Waste water after treatment flows out by overflow weir (4-6).
7. the rising pipe of aerobic contact oxidation pond (4) connects the water distributor (5-2) of the aerobic movable filter tower topmost of multilayer, waste water is fallen in the water leg (5-6) of bottom after by bed filtration, disinfection by chlorine dioxide equipment on water leg (5-6) top carries out disinfection to water after treatment, water flows out from the rising pipe (5-7) of aerobic movable filter tower bottom, realizes the qualified discharge of waste water.The filtrate bracing frame (5-4) of every metafiltration tower is designed to inverted trapezoidal drawer type, adds forced ventilation on the one hand, avoids producing foul smell, is convenient on the other hand observe and change filtrate, serious when this layer of filter clogging, when filtering velocity is very low, only this metafiltration material need be extracted out and is changed.
8. after the sludge dewatering that advanced oxidation reaction settling basin (2), multi-stage anaerobic anaerobic reation pool (3) and aerobic contact-oxidation pool (4) produce, transport outward.
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| CN104787966A (en) * | 2015-03-30 | 2015-07-22 | 常州大学 | System for treating waste water and odor from waste oil recycling and processing |
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| CN106673370A (en) * | 2017-01-11 | 2017-05-17 | 江苏八达科技股份有限公司 | Treatment method of coking sewage |
| CN106854030A (en) * | 2017-01-11 | 2017-06-16 | 江苏八达科技股份有限公司 | A kind of handling process of chemical engineering sewage |
| CN107055938A (en) * | 2017-01-11 | 2017-08-18 | 江苏八达科技股份有限公司 | House refuse sewerage and its technique |
| CN106673370B (en) * | 2017-01-11 | 2021-02-02 | 江苏八达科技股份有限公司 | Coking sewage treatment method |
| CN106854030B (en) * | 2017-01-11 | 2021-02-02 | 江苏八达科技股份有限公司 | Chemical wastewater treatment process |
| CN108328805A (en) * | 2018-04-18 | 2018-07-27 | 刘亚平 | A kind of wet type desulfurizing slurries processing unit and method |
| CN108862859A (en) * | 2018-07-06 | 2018-11-23 | 常州大学 | A kind of betel nut wastewater treatment equipment |
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| CN111533383A (en) * | 2020-05-18 | 2020-08-14 | 郑效成 | Treatment process of wastewater generated by garlic processing garlic slices |
| CN113087304A (en) * | 2021-04-12 | 2021-07-09 | 浙江大学能源工程设计研究院有限公司 | Pharmaceutical chemical wastewater treatment method and multi-stage plug-flow double-layer facultative reactor |
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Effective date of registration: 20201110 Address after: 221300 Chahe Town New District, Pizhou City, Xuzhou City, Jiangsu Province Patentee after: Pizhou Borui Investment Management Co.,Ltd. Address before: Gehu Lake Road Wujin District 213164 Jiangsu city of Changzhou province No. 1 Patentee before: CHANGZHOU University |