CN204151205U - Medicinal comprehensive wastewater process control system - Google Patents
Medicinal comprehensive wastewater process control system Download PDFInfo
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- CN204151205U CN204151205U CN201420625918.0U CN201420625918U CN204151205U CN 204151205 U CN204151205 U CN 204151205U CN 201420625918 U CN201420625918 U CN 201420625918U CN 204151205 U CN204151205 U CN 204151205U
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Abstract
The utility model discloses medicinal comprehensive wastewater process control system, it comprises slag liquid separation and recovery system, Sewage treatment systems and Surveillance center, described slag liquid separation and recovery system is connected with Sewage treatment systems by the sewage outlet of air-flotation system, and Surveillance center is connected with each sub-electric control box of slag liquid separation and recovery system and Sewage treatment systems.The utility model has slag liquid separation and recovery system and Sewage treatment systems, can be effectively separated by slag liquid, and can be processed sewage by anaerobic hydrolysis system, the sewage after process reaches emission standard economical and efficient.
Description
Technical field
The utility model relates to sewage treatment area, particularly relates to a kind of medicinal comprehensive wastewater process control system.
Background technology
The process existing comparatively proven technique scheme both at home and abroad of pharmacy waste water.But most of wastewater processing technology scheme all needs to spend a large amount of costs, there is no economical and practical value, some small-sized pharmaceutical processing factory has paid wages to save this, perform not according to regulation and standard in the design of sewage disposal, to such an extent as to production waste not up to standard directly discharges in this small-sized pharmaceutical processing factory, to society and naturally cause serious consequence.
Densely join room at production line, Adsorption pyrogen, impurity and pigment etc. must be carried out to medical fluid administration gac in rare room of joining.Medicinal Charcoal adds into the liquid, filters with titanium rod, and carry out online backwashing when titanium rod hay tank is not dismantled to titanium rod, the backwashing wastewater mixing Medicinal Charcoal produced after back flushing is discharged through pipe network together.Because this slag liquid contains harmful gac, after must being separated in workshop, sewage just can enter plant area's sewage works and process.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of medicinal comprehensive wastewater process control system is provided, there is slag liquid separation and recovery system and Sewage treatment systems, effectively slag liquid can be separated, can be processed sewage by anaerobic hydrolysis system, the sewage after process reaches emission standard economical and efficient.
The purpose of this utility model is achieved through the following technical solutions: medicinal comprehensive wastewater process control system, it comprises slag liquid separation and recovery system, Sewage treatment systems and Surveillance center, described slag liquid separation and recovery system is connected with Sewage treatment systems by the sewage outlet of air-flotation system, and Surveillance center is connected with each sub-electric control box of slag liquid separation and recovery system and Sewage treatment systems.
Described slag liquid separation and recovery system comprises slag liquid pretreatment system, air-flotation system, concentration systems and dewatering system, the entrance of described slag liquid pretreatment system is connected with slag liquid discharge outlet, the outlet of slag liquid pretreatment system is connected with the entrance of air-flotation system, the sewage outlet of air-flotation system is connected with the entrance of Sewage treatment systems, the scum silica frost outlet of air-flotation system is connected with the entrance of concentration systems, the filtered water outlet of concentration systems is connected with the entrance of slag liquid pretreatment system, the underflow slag outlet of concentration systems is connected with the entrance of dewatering system, the filtered water outlet of dewatering system is also connected with the entrance of slag liquid pretreatment system, the filter residue mud cake of dewatering system also after output squeezing.
Described slag liquid pretreatment system comprises titanium rod hay tank, collecting tank, submersible sewage pump, lift pump, one or more fluid level controller and the sub-electric control box of slag liquid pretreatment system, the entrance of titanium rod hay tank is connected with production draining, the outlet of hay tank of titanium rod is connected with the entrance of collecting tank, the outlet of collecting tank is connected by the entrance of lift pump with rearmounted air-flotation system, submersible sewage pump for homogenizing slag liquid is arranged in collecting tank, one or more fluid level controller is distributed in collecting tank, the sub-electric control box of slag liquid pretreatment system by wire respectively with submersible sewage pump, lift pump is connected with one or more fluid level controller.
Described air-flotation system comprises air floatation machine, flocculation agent device, Airfloat pump, dross machine and the sub-electric control box of air-flotation system, described air floatation machine comprises flocculation tank and air flotation pool, the entrance of flocculation tank is connected with the outlet of preposition slag liquid pretreatment system, the outlet of flocculation tank is connected with the entrance of air flotation pool, the sewage outlet of air flotation pool is connected with the entrance of Sewage treatment systems, the scum silica frost outlet of air flotation pool is connected with the entrance of rearmounted concentrated press filteration system, the discharge port of flocculation agent device is connected with the feeding mouth of flocculation tank, dross machine is arranged on the side of air flotation pool, the sub-electric control box of air-flotation system by wire respectively with flocculation agent device, Airfloat pump is connected with dross machine.
Described air-flotation system is aeration air-flotation system, submersible type cavitation air flotation system or dissolved air type air-float.
Described concentration systems comprises concentration tank, and the entrance of concentration tank exports with the scum silica frost of preposition air-flotation system and is connected, and the filtered water outlet of concentration tank is connected with the entrance of preposition slag liquid pretreatment system, and the underflow slag outlet of concentration tank is connected with the entrance of rearmounted dewatering system.
Described dewatering system comprises the sub-electric control box of pressure filter, spiral pump and dewatering system, the entrance of described pressure filter with spiral pump to export with the underflow slag of preposition concentration systems and be connected, the filtered water outlet of pressure filter is connected with the entrance of preposition slag liquid pretreatment system, the filter residue mud cake of pressure filter also after output squeezing, the sub-electric control box of dewatering system is connected with pressure filter and spiral pump respectively by wire.
Described pressure filter is vacuum filter, plate and frame filter pressing dehydrator, band press filter dewatering machine or centrifugal drier.
Described Sewage treatment systems comprises pretreatment system for sewage, sewage regulation system, anaerobic hydrolysis system and settlement of sewage system, the entrance of described pretreatment system for sewage is connected with the sewage outlet of air-flotation system in production draining, living drainage and slag liquid separation and recovery system, the outlet of pretreatment system for sewage is connected with the entrance of sewage regulation system, the outlet of sewage regulation system is connected with the entrance of anaerobic hydrolysis system, the outlet of anaerobic hydrolysis system is connected with the entrance of settlement of sewage system, and the outlet of settlement of sewage system is connected with effluent discharge outlet.
Described pretreatment system for sewage comprises grating tank, grid and removable cover, described grid is arranged on the entrance of grating tank, removable cover is arranged on the top of grating tank, the entrance of grating tank is connected with the sewage outlet of air-flotation system in production draining, living drainage and slag liquid separation and recovery system, and the outlet of grating tank is connected with the entrance of sewage regulation system.
Described sewage regulation system comprises equalizing tank, submersible sewage pump, fluid level controller and the sub-electric control box of sewage regulation system, the described submersible sewage pump for homogenizing sewage and fluid level controller are arranged in equalizing tank, the entrance of equalizing tank is connected with the outlet of grating tank, the outlet of equalizing tank is connected with the entrance of anaerobic hydrolysis system, and the sub-electric control box of sewage regulation system is connected with submersible sewage pump and fluid level controller respectively by wire.
Described anaerobic hydrolysis system comprises anaerobic fixed film reactor and bio-packing apparatus, the entrance of described anaerobic fixed film reactor is connected with the outlet of equalizing tank, the outlet of anaerobic fixed film reactor is connected with the entrance of settlement of sewage system, the discharge port of bio-packing apparatus is connected with the feeding mouth of anaerobic fixed film reactor, and anaerobic fixed film reactor comprises the anaerobic hydrolysis room of one or more mutual conduction.
Described settlement of sewage system comprises vertical sedimentation basin, debris retaining baffle plate and CD device, described CD device is arranged in vertical sedimentation basin, debris retaining baffle plate is arranged on the ingress of vertical sedimentation basin, the entrance of vertical sedimentation basin is connected with the outlet of anaerobic fixed film reactor, the sludge outlet of vertical sedimentation basin is connected with the entrance of vertical sedimentation basin, and the exhaust outlet of vertical sedimentation basin discharges the sewage after processing.
Described Sewage treatment systems comprises and also comprises incident management system, incident management system comprises one or more accident pool and mobile submersible sewage pump, the entrance of one or more accident pool all exports with the accidental discharge of pretreatment system for sewage and is connected, and the outlet of one or more accident pool is all connected by the entrance of mobile submersible sewage pump with sewage regulation system.
The beneficial effects of the utility model are: the utility model has slag liquid separation and recovery system and Sewage treatment systems, effectively slag liquid can be separated, can be processed sewage by anaerobic hydrolysis system, the sewage after process reaches emission standard economical and efficient.
The utility model is processed sewage by anaerobic hydrolysis system, effectively can reduce the sludge quantity in sewage and active sludge VSS at normal temperatures, solids is hydrolyzed rapidly, realize muddy water primary treatment, do not need to heat; Do not need airtight pond, do not need to stir, do not need triphase separator, reduce cost and be convenient to safeguard; Also bad smell can not be produced in treating processes; Because the treatment rate of anaerobic hydrolysis system is fast, therefore the volume of anaerobic fixed film reactor is little, reduces its floor space.
The utility model adopts submersible type air flotation turbo, and this device structure is simple, bubble diameter is small, molten gas efficiency is high, power consumption is few, improves the processing efficiency of slag liquid separation and recovery system, and has economic and practical.
The utility model adopts plate and frame filter pressing dehydrator, and make slag liquid separation and recovery system dehydration rate high, gac mud pump characteristic is high, and this also effectively reduces the floor space that mud is banked up.
Accompanying drawing explanation
Fig. 1 is the system chart of the medicinal comprehensive wastewater process control system of the utility model;
Fig. 2 is the system architecture diagram of the medicinal comprehensive wastewater process control system of the utility model.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail, but protection domain of the present utility model is not limited to the following stated.
As shown in Figure 1, medicinal comprehensive wastewater process control system, it comprises slag liquid separation and recovery system, Sewage treatment systems and Surveillance center, described slag liquid separation and recovery system is connected with Sewage treatment systems by the sewage outlet of air-flotation system, and Surveillance center is connected with each sub-electric control box of slag liquid separation and recovery system and Sewage treatment systems.
(1) slag liquid separation and recovery system
Densely join room at production line, Adsorption pyrogen, impurity and pigment etc. must be carried out to medical fluid administration gac in rare room of joining.Medicinal Charcoal adds into the liquid, filters with titanium rod, and carry out online backwashing when titanium rod hay tank is not dismantled to titanium rod, the backwashing wastewater mixing Medicinal Charcoal produced after back flushing and slag liquid are discharged through pipe network together.Because slag liquid contains harmful gac, after must being separated in workshop, sewage just can enter plant area's sewage works and process.
Gac in slag liquid is because its particle diameter is small, and all with negative charge, be subject to the repulsion effect of electric charge, short range force-Van der Waals force that operating range is very short is there is between particulate, simultaneously because particulate exists again certain repulsion with identical charges, in waste water, repulsion is always greater than gravitation, makes the particulate in waste water remain stable dispersion state, not easily by gravity natural sedimentation flocking settling.
The gac be separated in slag liquid will destroy its charge stability, be separated after it just can be made to flocculate.By adding a certain amount of flocculation agent, with counter charges, have compressed the electrostatic double layer of glue core, Van der Waals force play effect and make particle coagulation easily precipitate/air supporting removed, thus is separated slag liquid.General inorganic coagulant (as aluminium chlorohydroxide) all has excellent coagulation effect to the particulate that particle diameter is greater than colloid.
Proportion 0.45 ~ the 0.55g/cm3 of Powdered Activated Carbon, lighter than the proportion (1.0g/cm3) of water, the slag not easily gravity settling after its flocculation, and easily float over liquid level.So the separation after flocculation does not adopt precipitate and separate and takes dissolved air flotation.
By Bubble-floating Method also claims flotation process, its principle manages to make to produce a large amount of microbubbles in water, to form water, gas and to be removed the three-phase mixture of material, under the acting in conjunction of the many kinds of forces such as interfacial tension, bubble rising buoyancy and hydrostaticpressure difference, promote that micro bubble sticks to after on the removed small activated carbon granule that flocculated, float to the water surface because adherend density is less than water, thus make the separated removal of activated carbon granule in slag liquid.
As shown in Figure 2, slag liquid separation and recovery system comprises slag liquid pretreatment system, air-flotation system, concentration systems and dewatering system, the entrance of described slag liquid pretreatment system is connected with slag liquid discharge outlet, the outlet of slag liquid pretreatment system is connected with the entrance of air-flotation system, the sewage outlet of air-flotation system is connected with the entrance of Sewage treatment systems, the scum silica frost outlet of air-flotation system is connected with the entrance of concentration systems, the filtered water outlet of concentration systems is connected with the entrance of slag liquid pretreatment system, the underflow slag outlet of concentration systems is connected with the entrance of dewatering system, the filtered water outlet of dewatering system is also connected with the entrance of slag liquid pretreatment system, the filter residue mud cake of dewatering system also after output squeezing.
(1) slag liquid pretreatment system
Slag liquid pretreatment system comprises titanium rod hay tank, collecting tank, submersible sewage pump, lift pump, one or more fluid level controller and the sub-electric control box of slag liquid pretreatment system, the entrance of titanium rod hay tank is connected with production draining, the outlet of hay tank of titanium rod is connected with the entrance of collecting tank, the outlet of collecting tank is connected by the entrance of lift pump with rearmounted air-flotation system, submersible sewage pump for homogenizing slag liquid is arranged in collecting tank, one or more fluid level controller is distributed in collecting tank, the sub-electric control box of slag liquid pretreatment system by wire respectively with submersible sewage pump, lift pump is connected with one or more fluid level controller.
The contaminated wastewater load discharged due to workshop Different periods and the water yield change greatly.Waste water is when entering treatment system, and pollutant load change is maintained within a certain range, and reduces the impact to treatment system, keeps the stability of facility operation.
Collecting tank is actually the balancing reservoir that a homogeneous is all measured, to stabilizing treatment system effect, save total investment of engineering and working cost very necessary.
Slag liquid pretreatment system can adopt two WQ25-7-8 submersible sewage pumps and two cover fluid level controllers.
(2) air-flotation system
Air-flotation system comprises air floatation machine, flocculation agent device, Airfloat pump, dross machine and the sub-electric control box of air-flotation system, described air floatation machine comprises flocculation tank and air flotation pool, the entrance of flocculation tank is connected with the outlet of preposition slag liquid pretreatment system, the outlet of flocculation tank is connected with the entrance of air flotation pool, the sewage outlet of air flotation pool is connected with the entrance of Sewage treatment systems, the scum silica frost outlet of air flotation pool is connected with the entrance of rearmounted concentrated press filteration system, the discharge port of flocculation agent device is connected with the feeding mouth of flocculation tank, dross machine is arranged on the side of air flotation pool, the sub-electric control box of air-flotation system by wire respectively with flocculation agent device, Airfloat pump is connected with dross machine.
Described air-flotation system is aeration air-flotation system, submersible type cavitation air flotation system or dissolved air type air-float.
In air-flotation system, key is the generation of micro-bubble, and the diameter of bubble is less, and its flocs unit adsorbed more multi-effluent water quality is better.The method producing microbubble mainly contains: conventional has aeration By Bubble-floating Method and dissolved air flotation two kinds.
1, aeration By Bubble-floating Method is also known as dispersion air method, is generally to arrange micropore diffuser plate or diffuser tube in the bottom of air flotation pool, and pressurized air is overflowed in water from plate face or pipe face with micro-bubble form.
2, dissolved air type air-float method: be dissolved in the gas in water, just can overflow when water surface air pressure reduces from water.There are two kinds of implementation methods: 1. making the space on air flotation pool in being vacuum state, namely disengaging microbubble after place's water at ambient pressure flows to pond, claiming vacuum air soluble method; 2. air pressurized is dissolved in water and is reached capacity, and disengages microbubble, claim pressure air-dissolving method when the decompression of dissolved air water stream enters air flotation pool.The latter is comparatively conventional.Pressure air-dissolving water can be all or part of of handled water, also can be the recirculation water of air flotation pool water outlet, and the per-cent that the backflow water yield accounts for the handled water yield claims reflux ratio, is the important factor affecting daf efficiency.The equipment of pressure air-dissolving method has force (forcing) pump, dissolving, reliever and air compressor etc.
3, submersible type cavitation air flotation is the pneumatically supported improvement of aeration.Submersible type Cavltation aerator utilizes the high-speed rotation of loose gas impeller bottom air delivery pipe in water, form a vacuum zone, and the air on liquid level is inhaled in water, and microbubble produces thereupon, and bubble becomes more small under the cutting of quick runner.
The preferred submersible type endocochlear potentials of the utility model, namely air-flotation system of the present utility model is submersible type cavitation air flotation system.
Add flocculation agent by flocculation agent device to flocculation tank, make the micro activated carbon particle of slag liquid flocculate into the flocs unit of Large stone; A large amount of microbubbles is produced by cavitation air flotation pump in air flotation pool, to form water, gas and to be removed the three-phase mixture of material, under the acting in conjunction of the many kinds of forces such as interfacial tension, bubble rising buoyancy and hydrostaticpressure difference, promote that micro bubble sticks to the removed small activated carbon granule that flocculated and floats and removed.
Air-flotation system can adopt a QF-1 air floatation machine and two cover TY-0.5 flocculation agent devices.
(3) concentration systems
Concentration systems comprises concentration tank, and the entrance of concentration tank exports with the scum silica frost of preposition air-flotation system and is connected, and the filtered water outlet of concentration tank is connected with the entrance of preposition slag liquid pretreatment system, and the underflow slag outlet of concentration tank is connected with the entrance of rearmounted dewatering system.
The active breeze that air floatation machine dross is discharged, water ratio is very high, generally 90%, must concentrate it, improves pressure filter pressure mud efficiency.Concentrated employing interval gravity type boat davit, supernatant liquor is back to collecting tank and again processes.End liquid pump enters pressure filter.
(4) dewatering system
End liquid after concentrated is still in a liquid state, inconvenience transport, dehydration must form mud cake further.
Dewatering system comprises the sub-electric control box of pressure filter, spiral pump and dewatering system, the entrance of described pressure filter with spiral pump to export with the underflow slag of preposition concentration systems and be connected, the filtered water outlet of pressure filter is connected with the entrance of preposition slag liquid pretreatment system, the filter residue mud cake of pressure filter also after output squeezing, the sub-electric control box of dewatering system is connected with pressure filter and spiral pump respectively by wire.
Described pressure filter is vacuum filter, plate and frame filter pressing dehydrator, band press filter dewatering machine or centrifugal drier.
1, band press filter dewatering machine is entrained with sludge blanket by the strainer of upper and lower two tensionings, S-shaped process from the roll-in cylinder of a succession of regular arrangement, the tension force of strainer itself is relied on to form squeezing to sludge blanket and shearing force, capillary water in sludge blanket is squeezed out, obtain the mud cake that solid content is higher, thus realize sludge dewatering.
2, centrifuge is primarily of the spiral conveyer composition reprinting and be with hollow rotating shaft, after mud sends into rotating cylinder by hollow rotating shaft, under the centrifugal action that high speed rotating produces, is got rid of people immediately and turns in hub chamber.Mud granule proportion is comparatively large, and the centrifugal force thus produced is also comparatively large, is got rid of to be attached to turn on hub inwall, forms solid layer; Water-mass density is little, and centrifugal force is also little, only inside solid layer, produces liquid level.The mud of solid layer, under the slow promotion of spiral conveyer, is transported to the cone end of reprinting, and discharge continuously through reprinting outlet around, liquid then drains into outside reprinting by weir four overflow, collects rear discharge water extracter.
3, plate and frame (van-type) pressure filter is the extruding by sheet frame, the water in mud is discharged by filter cloth, reaches the object of dehydration.It is primarily of formations such as recessed people's formula filter plate, framework, automatically-pneumatic loop system drafting board suspension, filter plate vibroseis, air compression plant, filter cloth high-pressure flushing device and fuselage side photoelectric protectors.
Consider that mud (active breeze) amount in medicinal comprehensive wastewater is less, consider from dehydration rate and energy economy & environment, the preferred plate and frame(type)filter press of the utility model is as dehydration equipment.
The utility model can adopt an XMY10/630-U plate and frame(type)filter press and two GF29-2 spiral pumps.
The described sub-electric control box of slag liquid pretreatment system, the sub-electric control box of air-flotation system and the sub-electric control box of dewatering system can be built up in independently in machine room respectively.
(2) Sewage treatment systems
As shown in Figure 2, Sewage treatment systems comprises pretreatment system for sewage, sewage regulation system, anaerobic hydrolysis system and settlement of sewage system, the entrance of described pretreatment system for sewage is connected with the sewage outlet of air-flotation system in production draining, living drainage and slag liquid separation and recovery system, the outlet of pretreatment system for sewage is connected with the entrance of sewage regulation system, the outlet of sewage regulation system is connected with the entrance of anaerobic hydrolysis system, the outlet of anaerobic hydrolysis system is connected with the entrance of settlement of sewage system, and the outlet of settlement of sewage system is connected with effluent discharge outlet.
Set up anaerobic hydrolysis system, main consider waste water organic colloid, ss suspended solid etc. is more in water quality.Utilize the characteristic of anaerobic hydrolysis bacterium, be the material that small molecules is easily degraded by macromole and the mass degradation of not easily degrading, greatly can reduce pollutent, not need energy consumption, guarantee qualified discharge.
Settlement of sewage system devises sludge reflux process especially, effectively can reduce the loss of anaerobe bacterium, improves the effect of sewage disposal; Effectively can reduce and draw sludge quantity clearly; The useful volume of settling tank shared by mud can be reduced, improve the sedimentation effect of settling tank.
(1) pretreatment system for sewage
Pretreatment system for sewage comprises grating tank, grid and removable cover, described grid is arranged on the entrance of grating tank, removable cover is arranged on the top of grating tank, the entrance of grating tank is connected with the sewage outlet of air-flotation system in production draining, living drainage and slag liquid separation and recovery system, and the outlet of grating tank is connected with the entrance of sewage regulation system.
Waste water, by the floating matter in grid screen cloth interception water, can reduce the suspended substance in water, reduces the load of downstream process and avoid block pumps and pipeline.In order to reduce the floor space of grating tank, grating tank can design on equalizing tank top, and grating tank top adopts movable steel grid cover plate.
(2) sewage regulation system
Sewage regulation system comprises equalizing tank, submersible sewage pump, fluid level controller and the sub-electric control box of sewage regulation system, the described submersible sewage pump for homogenizing sewage and fluid level controller are arranged in equalizing tank, the entrance of equalizing tank is connected with the outlet of grating tank, the outlet of equalizing tank is connected with the entrance of anaerobic hydrolysis system, and the sub-electric control box of sewage regulation system is connected with submersible sewage pump and fluid level controller respectively by wire.Fluid level controller can control the start and stop of submersible sewage pump automatically.
The contaminated wastewater load discharged due to workshop Different periods and the water yield change greatly.Waste water is when entering treatment system, and pollutant load change is maintained within a certain range, and reduces the impact to treatment system, keeps the stability of facility operation.
Equalizing tank is the balancing reservoir that a homogeneous is all measured, to stabilizing treatment system effect, save total investment of engineering and working cost very necessary.
This sewage regulation system can select two WQ50-20-15 submersible sewage pumps and two cover fluid level controllers.
(3) anaerobic hydrolysis system
Anaerobic hydrolysis system comprises anaerobic fixed film reactor and bio-packing apparatus, the entrance of described anaerobic fixed film reactor is connected with the outlet of equalizing tank, the outlet of anaerobic fixed film reactor is connected with the entrance of settlement of sewage system, the discharge port of bio-packing apparatus is connected with the feeding mouth of anaerobic fixed film reactor, and anaerobic fixed film reactor comprises the anaerobic hydrolysis room of one or more mutual conduction.
Anaerobic fixed film reactor adopts baffling type anaerobic catalytic oxidation filler pond shape.In filler, inoculation has a large amount of anaerobic hydrolysis-acidification bacterium, wastewater streams is when filler, anaerobic hydrolysis bacterium and waste water generation biological degradation, when need not additional energy consumption, make macromolecular substance in waste water be degraded to small-molecule substance and to Organic Pollutants in Wastewater significantly biological degradation.
Waste water, by the biochemical degradation of anaerobic hydrolysis-acidification bacterium, greatly reduces the pollutent of waste water, guarantees qualified discharge.Anaerobic hydrolysis biological treatment is a kind of biological treatment not needing energy consumption, greatly reduces the running cost of sewage disposal.Adopt Anaerobic Contact oxidation technology at anaerobic fixed film reactor, microorganism mainly dwells raw on filler, not easily runs off; Effluent stream, when filler, constantly contacts with anaerobion in filler, and biological degradation occurs, and microorganism is run off less, and muddy water contact surface is large, improves treatment effect.Due to anaerobic hydrolysis process, greatly increase the biodegradability of waste water, pharmaceutical industry can be adapted to according to turn of the market, change the Special Circumstances of product, guarantee that system is normally run.
This anaerobic hydrolysis system can set up two groups of anaerobic fixed film reactors, and often organize anaerobic fixed film reactor and set up three anaerobic hydrolysis rooms, bio-packing apparatus is all set up in each anaerobic hydrolysis room.
(4) settlement of sewage system
Settlement of sewage system comprises vertical sedimentation basin, debris retaining baffle plate and CD device, described CD device is arranged in vertical sedimentation basin, debris retaining baffle plate is arranged on the ingress of vertical sedimentation basin, the entrance of vertical sedimentation basin is connected with the outlet of anaerobic fixed film reactor, the sludge outlet of vertical sedimentation basin is connected with the entrance of vertical sedimentation basin, and the exhaust outlet of vertical sedimentation basin discharges the sewage after processing.
Through the waste water of biological treatment, chemical oxygen demand COD, BOD
5reduce Deng greatly, water outlet can containing the anaerobe film that comes off on a small quantity, and water outlet should precipitation process further, just can guarantee that water outlet is waste water up to standard.
Chemical oxygen demand COD is: in waste water, wastewater treatment plant effluent and contaminated water, the oxygen equivalent of the material (being generally organism) that can be oxidized by strong oxidizer.
BOD
5that the dissolved oxygen content that a kind of microbial metabolism effect consumes carrys out secondary indication water body by an important indicator of BOD detecting instrument Organic pollutants degree.
Settling tank adopts vertical sedimentation basin, so that when sewage load increases later, can install inclined tube to improve the possibility of processing power.
The utility model can set up two groups of vertical sedimentation basin parallel connections to use, and sets up two cover debris retaining baffle plates and two cover CD devices.
(2) incident management system
Sewage treatment systems comprises and also comprises incident management system, incident management system comprises one or more accident pool and mobile submersible sewage pump, the entrance of one or more accident pool all exports with the accidental discharge of pretreatment system for sewage and is connected, and the outlet of one or more accident pool is all connected by the entrance of mobile submersible sewage pump with sewage regulation system.
If when treatment station can not normally run for some reason, sewage is from the accidental discharge outlet flow of grating tank to accident pool, and by sewage storage at accident pool, after pending station is normal, with mobile submersible sewage pump, sewage is drawn back treatment system process, guaranteeing that sewage is unprocessed must not discharge.When not using accident pool, mobile submersible sewage pump can be put in other system and using.
The utility model can set up two groups of accident pool parallel connections to use.
(3) principle of work of medicinal comprehensive wastewater process control system
(1) principle of work of slag liquid separation and recovery system
Slag liquid after filtration is drained into collecting tank by titanium rod hay tank, slag liquid is stirred by submersible sewage pump pressure for preventing sediment alluvial collecting tank, the slag liquid stirred after homogenizing is pumped into follow-up air-flotation system by lift pump, the real-time level of fluid level controller detected set liquid pool, and real-time liquid level data information is sent to Surveillance center by the sub-electric control box of pretreatment system, automatically the start and stop of lift pump are controlled by fluid level controller, after homogenizing, slag liquid pumps into the flocculation tank in air floatation machine by lift pump, flocculation agent is added to flocculation tank by flocculation agent device, air flotation pool is entered after flocculation agent and slag liquid generation flocculation reaction form throw out.Cavitation air flotation pump produces a large amount of micro bubbles.Micro bubble is adsorbed on the throw out that formed and floats up to air flotation pool surface, and the scum silica frost on air flotation pool surface scrapes by dross machine, is separated to realize melt cinder.Sewage in air flotation pool enters plant area's water drain by sewage outlet, delivers to plant area's sewage works and carries out sewage disposal further.In air flotation pool, scum silica frost flows into concentration tank by scum silica frost outlet, under gravity concentrated decrement, and the supernatant liquor in concentration tank passes back into collecting tank and again processes.Underflow slag spiral pump press-in chamber-type press filter after concentrated dewaters, and the active breeze after dehydration is unified to be stacked, the regularly legal disposal of outward transport.Drainage after dehydration is also back to collecting tank, re-starts slag liquid separating treatment.
The treatment effect of slag liquid separation and recovery system to slag liquid is as shown in table 1, as shown in Table 1, air-flotation system can in filtering slag liquid 90% water quality in ss suspended solid, clearance is high.
The suspension content cartogram of each system slag liquid in table 1 slag liquid separation and recovery system
(2) principle of work of Sewage treatment systems
In production draining, living drainage and slag liquid separation and recovery system, the draining of air-flotation system enters Sewage treatment systems after being collected by plant area's water shoot, after the floating matter that grating tank is removed in water and after macrobead suspended matter, sewage enters equalizing tank homogenizing water quality and quantity, promote through pump and enter anaerobic fixed film reactor, through the biological respinse of anaerobic hydrolysis bacterium, the mass degradation that in sewage, macromole is not easily degraded is micromolecular material, and pollutent is also significantly degraded.Anaerobic fixed film reactor water outlet enters to enter the suspended substance in settling tank precipitation removal water, and the clear water qualified discharge after precipitation is discharged by total exhaust outlet.Clarifier sludge major part is back to anaerobic fixed film reactor by return flow line, and a small amount of excess sludge is regularly drawn clearly outward transport and disposed.
When sewage works can not normally run for some reason, sewage enters accident pool from grating tank and stores.After treatment station is normal, with mobile submersible sewage pump, sewage is drawn back equalizing tank and carry out normal processing.
The component content cartogram of each system sewage in table 2 Sewage treatment systems
The treatment effect of Sewage treatment systems to slag liquid is as shown in table 2, and as shown in Table 2, anaerobic hydrolysis system can effectively remove COD, BOD in sewage
5and ss suspended solid, settlement of sewage system can also remove the ss suspended solid in sewage further effectively, also can remove a certain amount of COD and BOD simultaneously
5, the sewage after Sewage treatment systems reaches emission standard.
Claims (10)
1. medicinal comprehensive wastewater process control system, it is characterized in that: it comprises slag liquid separation and recovery system, Sewage treatment systems and Surveillance center, described slag liquid separation and recovery system is connected with Sewage treatment systems by the sewage outlet of air-flotation system, and Surveillance center is connected with each sub-electric control box of slag liquid separation and recovery system and Sewage treatment systems.
2. medicinal comprehensive wastewater process control system according to claim 1, it is characterized in that: described slag liquid separation and recovery system comprises slag liquid pretreatment system, air-flotation system, concentration systems and dewatering system, the entrance of described slag liquid pretreatment system is connected with slag liquid discharge outlet, the outlet of slag liquid pretreatment system is connected with the entrance of air-flotation system, the sewage outlet of air-flotation system is connected with the entrance of Sewage treatment systems, the scum silica frost outlet of air-flotation system is connected with the entrance of concentration systems, the filtered water outlet of concentration systems is connected with the entrance of slag liquid pretreatment system, the underflow slag outlet of concentration systems is connected with the entrance of dewatering system, the filtered water outlet of dewatering system is also connected with the entrance of slag liquid pretreatment system, the filter residue mud cake of dewatering system also after output squeezing.
3. medicinal comprehensive wastewater process control system according to claim 2, it is characterized in that: described slag liquid pretreatment system comprises titanium rod hay tank, collecting tank, submersible sewage pump, lift pump, one or more fluid level controller and the sub-electric control box of slag liquid pretreatment system, the entrance of titanium rod hay tank is connected with production draining, the outlet of hay tank of titanium rod is connected with the entrance of collecting tank, the outlet of collecting tank is connected by the entrance of lift pump with rearmounted air-flotation system, submersible sewage pump for homogenizing slag liquid is arranged in collecting tank, one or more fluid level controller is distributed in collecting tank, the sub-electric control box of slag liquid pretreatment system by wire respectively with submersible sewage pump, lift pump is connected with one or more fluid level controller.
4. medicinal comprehensive wastewater process control system according to claim 1, it is characterized in that: described air-flotation system comprises air floatation machine, flocculation agent device, Airfloat pump, dross machine and the sub-electric control box of air-flotation system, described air floatation machine comprises flocculation tank and air flotation pool, the entrance of flocculation tank is connected with the outlet of preposition slag liquid pretreatment system, the outlet of flocculation tank is connected with the entrance of air flotation pool, the sewage outlet of air flotation pool is connected with the entrance of Sewage treatment systems, the scum silica frost outlet of air flotation pool is connected with the entrance of rearmounted concentrated press filteration system, the discharge port of flocculation agent device is connected with the feeding mouth of flocculation tank, dross machine is arranged on the side of air flotation pool, the sub-electric control box of air-flotation system by wire respectively with flocculation agent device, Airfloat pump is connected with dross machine.
5. medicinal comprehensive wastewater process control system according to claim 1, is characterized in that: described air-flotation system is aeration air-flotation system, submersible type cavitation air flotation system or dissolved air type air-float.
6. medicinal comprehensive wastewater process control system according to claim 2, it is characterized in that: described concentration systems comprises concentration tank, the entrance of concentration tank exports with the scum silica frost of preposition air-flotation system and is connected, the filtered water outlet of concentration tank is connected with the entrance of preposition slag liquid pretreatment system, and the underflow slag outlet of concentration tank is connected with the entrance of rearmounted dewatering system.
7. medicinal comprehensive wastewater process control system according to claim 2, it is characterized in that: described dewatering system comprises the sub-electric control box of pressure filter, spiral pump and dewatering system, the entrance of described pressure filter with spiral pump to export with the underflow slag of preposition concentration systems and be connected, the filtered water outlet of pressure filter is connected with the entrance of preposition slag liquid pretreatment system, the filter residue mud cake of pressure filter also after output squeezing, the sub-electric control box of dewatering system is connected with pressure filter and spiral pump respectively by wire;
Described pressure filter is vacuum filter, plate and frame filter pressing dehydrator, band press filter dewatering machine or centrifugal drier.
8. medicinal comprehensive wastewater process control system according to claim 1, it is characterized in that: described Sewage treatment systems comprises pretreatment system for sewage, sewage regulation system, anaerobic hydrolysis system and settlement of sewage system, the entrance of described pretreatment system for sewage and production draining, living drainage is connected with the sewage outlet of air-flotation system in slag liquid separation and recovery system, the outlet of pretreatment system for sewage is connected with the entrance of sewage regulation system, the outlet of sewage regulation system is connected with the entrance of anaerobic hydrolysis system, the outlet of anaerobic hydrolysis system is connected with the entrance of settlement of sewage system, the outlet of settlement of sewage system is connected with effluent discharge outlet.
9. medicinal comprehensive wastewater process control system according to claim 1, is characterized in that:
Described pretreatment system for sewage comprises grating tank, grid and removable cover, described grid is arranged on the entrance of grating tank, removable cover is arranged on the top of grating tank, the entrance of grating tank is connected with the sewage outlet of air-flotation system in production draining, living drainage and slag liquid separation and recovery system, and the outlet of grating tank is connected with the entrance of sewage regulation system;
Described sewage regulation system comprises equalizing tank, submersible sewage pump, fluid level controller and the sub-electric control box of sewage regulation system, the described submersible sewage pump for homogenizing sewage and fluid level controller are arranged in equalizing tank, the entrance of equalizing tank is connected with the outlet of grating tank, the outlet of equalizing tank is connected with the entrance of anaerobic hydrolysis system, and the sub-electric control box of sewage regulation system is connected with submersible sewage pump and fluid level controller respectively by wire;
Described anaerobic hydrolysis system comprises anaerobic fixed film reactor and bio-packing apparatus, the entrance of described anaerobic fixed film reactor is connected with the outlet of equalizing tank, the outlet of anaerobic fixed film reactor is connected with the entrance of settlement of sewage system, the discharge port of bio-packing apparatus is connected with the feeding mouth of anaerobic fixed film reactor, and anaerobic fixed film reactor comprises the anaerobic hydrolysis room of one or more mutual conduction;
Described settlement of sewage system comprises vertical sedimentation basin, debris retaining baffle plate and CD device, described CD device is arranged in vertical sedimentation basin, debris retaining baffle plate is arranged on the ingress of vertical sedimentation basin, the entrance of vertical sedimentation basin is connected with the outlet of anaerobic fixed film reactor, the sludge outlet of vertical sedimentation basin is connected with the entrance of vertical sedimentation basin, and the exhaust outlet of vertical sedimentation basin discharges the sewage after processing.
10. medicinal comprehensive wastewater process control system according to claim 8, it is characterized in that: described Sewage treatment systems comprises and also comprises incident management system, incident management system comprises one or more accident pool and mobile submersible sewage pump, the entrance of one or more accident pool all exports with the accidental discharge of pretreatment system for sewage and is connected, and the outlet of one or more accident pool is all connected by the entrance of mobile submersible sewage pump with sewage regulation system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625918.0U CN204151205U (en) | 2014-10-24 | 2014-10-24 | Medicinal comprehensive wastewater process control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625918.0U CN204151205U (en) | 2014-10-24 | 2014-10-24 | Medicinal comprehensive wastewater process control system |
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| CN204151205U true CN204151205U (en) | 2015-02-11 |
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| CN201420625918.0U Expired - Fee Related CN204151205U (en) | 2014-10-24 | 2014-10-24 | Medicinal comprehensive wastewater process control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110585770A (en) * | 2019-09-23 | 2019-12-20 | 黄海群 | Surrounding type recovery plant on chemical industry pharmacy waste liquid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110585770A (en) * | 2019-09-23 | 2019-12-20 | 黄海群 | Surrounding type recovery plant on chemical industry pharmacy waste liquid |
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