CN211734109U - Intelligent processing system of cephalo class waste water - Google Patents
Intelligent processing system of cephalo class waste water Download PDFInfo
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- CN211734109U CN211734109U CN201922396901.8U CN201922396901U CN211734109U CN 211734109 U CN211734109 U CN 211734109U CN 201922396901 U CN201922396901 U CN 201922396901U CN 211734109 U CN211734109 U CN 211734109U
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Images
Abstract
The utility model provides an intelligent processing system of cephalo class waste water. The intelligent processing system comprises: the system comprises a flocculation precipitation device, an alkali reaction tank, a PAC reaction tank, a PAM reaction tank, a wastewater heat exchanger, a wastewater heater and an oxidation reactor which are connected in sequence, wherein a material inlet, a material outlet, a heat source inlet and a heat source outlet are formed in the wastewater heat exchanger; oxidizing water from the oxidation reactor enters a wastewater heat exchanger from a heat source inlet, a heat source outlet is connected with a finished product tank, the finished product tank is connected with membrane filtration equipment to realize the concentration treatment of the landfill leachate, a material inlet is connected with the PAM reaction tank, and a material outlet is connected with the wastewater heater; the outside of the oxidation reactor is provided with a micro-interface generating system for dispersing the broken gas into bubbles. The utility model discloses an intelligent processing system improves the contact at reaction phase interface through laying little interface emergence system, under the more gentle condition of operating condition, also can guarantee good waste water treatment effect.
Description
Technical Field
The utility model relates to a cephalo type waste water treatment field particularly, relates to an intelligent processing system of cephalo type waste water.
Background
China is a large country for producing antibiotics and is also a large country for using antibiotics. Cephalosporin antibiotics are the most representative of antibiotics and are also the most widely used. The cephalosporin wastewater has complex components and high biological inhibition, is high-content organic pharmaceutical wastewater containing various refractory and biologically toxic substances such as lipids, alcohols, fermentation metabolites, mycelia, antibiotic residues and the like, has the characteristics of high COD (chemical oxygen demand), complex components, high chromaticity and the like, belongs to high-content organic wastewater which is difficult to treat, and is difficult to realize high-efficiency treatment by a biological method.
In the prior art, anaerobic-aerobic (A/O) biochemical method is generally selected for treating the wastewater of the type, and the specific flow is as follows: the engineering scale anaerobic reactor has influent COD not higher than 5.0g/L and volume load of1.6kg/(m3D) stable operation and a total A/O COD removal of 90%. However, the operating conditions of low load and low water inflow COD mean that the anaerobic reactor must have larger volume and more dilution water, which undoubtedly increases the investment cost and the operating cost of the wastewater treatment project; in a laboratory, A/O is often used as a main process, and the expected effect can be achieved by adopting Fenton reagent and MBR membrane method for strengthening advanced treatment. However, the Fenton oxidation method has high operation cost and can generate a large amount of chemical sludge; the MBR membrane has high investment and is easy to pollute and damage.
It can be seen that the direct biochemical treatment of cephalosporin wastewater does not result in a good treatment effect, while the wet oxidation method, which is a particularly effective method, can greatly improve the biodegradability of the wastewater, particularly the treatment of high-concentration, highly toxic and highly chromatic organic wastewater, for such high-concentration industrial wastewater that is difficult to be biochemically treated.
However, the wet oxidation technology in the prior art is operated at a higher temperature and pressure, the temperature can reach 130-.
In addition, as informatization is developed more and more rapidly, the application of an intelligent system is more and more extensive, errors are easy to occur by adopting a manual control mode, and the labor cost is higher.
In view of this, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide an intelligent processing system of cephalo class waste water, this intelligent processing system is through arranging behind the micro interface generator in wet-type oxidation reaction process, mass transfer effect between the double-phase has been improved, thereby increase the interfacial area between gaseous phase and the liquid phase, make oxygen can form the gas-liquid emulsion with the better integration of cephalo class waste water, improve oxidation reaction efficiency, make the time that oxygen dwelled in cephalo class waste water longer, further improve reaction efficiency, the mass transfer effect at reaction phase interface has been increased, thereby operating temperature and pressure can be appropriate reduction, the corresponding security that has also improved, it is low to have the energy consumption, and is low in cost, treatment effect advantage such as excellent.
Meanwhile, the intelligent processing system can realize the intelligent control of the operation parameters of the processing system, does not need manual control, reduces the error rate, improves the production efficiency, fully reduces the labor cost, and is worthy of wide popularization and application.
A second object of the utility model is to provide an adopt above-mentioned intelligent processing system to carry out the processing method of cephalo class waste water, this processing method is easy and simple to handle, operating condition is gentler, and the energy consumption is low, and in the cephalo class waste water after the processing, harmful removal rate can reach 99%, and whole adoption intelligent control does not need artificial operation.
In order to realize the above purpose of the utility model, the following technical scheme is adopted:
the utility model provides a waste water intelligence processing system for handling cephalo type waste water, include: the system comprises a flocculation precipitation device, an alkali reaction tank, a PAC reaction tank, a PAM reaction tank, a wastewater heat exchanger, a wastewater heater and an oxidation reactor which are connected in sequence, wherein a material inlet, a material outlet, a heat source inlet and a heat source outlet are formed in the wastewater heat exchanger;
the oxidized water from the oxidation reactor enters the wastewater heat exchanger from the heat source inlet, the heat source outlet is connected with a finished product tank, the finished product tank is connected with membrane filtration equipment to realize the concentration treatment of the landfill leachate, the material inlet is connected with the PAM reaction tank, and the material outlet is connected with the wastewater heater;
a micro-interface generating system for dispersing the broken gas into bubbles is arranged outside the oxidation reactor, and comprises a plurality of micro-interface generators arranged side by side from top to bottom;
still include the intelligent system, the intelligent system uses intelligent control center as the core, intelligent control center is connected with the host computer and shows in order to show intelligent control signal with video image's mode, intelligent control center is connected with oxidation reactor, and oxidation reactor's top is provided with the unusual pilot lamp of work, the unusual pilot lamp of work with intelligent control center connects in order to in time feed back oxidation reactor's operating condition to guide oxidation reactor's action.
The utility model discloses cephalosporin wastewater required to be treated, the characteristics of this waste water are: the method has the advantages that the components are complex, the biological inhibition performance is high, the wastewater is high-content organic pharmaceutical wastewater containing various difficultly-degradable and biologically-toxic substances such as lipids, alcohols, fermentation metabolites, mycelia, antibiotic residues and the like, in the prior art, an anaerobic-aerobic (A/O) biochemical method is generally selected for treating the wastewater, but the investment cost and the operating cost are higher, A/O is often used as a main process in a laboratory, and the enhanced deep treatment, such as Fenton reagent and MBR membrane method, can achieve the expected effect. However, the Fenton oxidation process is expensive to operate and produces large amounts of chemical sludge. It can be seen that the direct biochemical treatment of cephalosporin wastewater does not result in a good treatment effect, while the wet oxidation method, which is a particularly effective method, can greatly improve the biodegradability of the wastewater, particularly the treatment of high-concentration, highly toxic and highly chromatic organic wastewater, for such high-concentration industrial wastewater that is difficult to be biochemically treated.
However, the wet oxidation technology in the prior art is operated at a higher temperature and pressure, the temperature can reach 130-.
The utility model provides an intelligent processing system specially for the cephalosporin wastewater treatment for solving the technical problems, the intelligent processing system organically combines the wet oxidation intelligent processing system and the micro-interface generating system, the micro-interface generating system is arranged on the outer side of the oxidation reactor, so that air or oxygen entering the oxidation reactor is broken and dispersed into bubbles, the bubbles and the wastewater form gas-liquid emulsion, thereby increasing the phase interface area between the gas and the waste water, further improving the reaction efficiency, increasing the mass transfer effect of the reaction phase interface, so that oxygen is blended into the wastewater as much as possible, and after the mass transfer effect is improved, the operation conditions of temperature and pressure can be fully reduced, the pressure is between 0.2 and 0.4MPa, and the temperature is between 100 ℃ and 110 ℃, so that the wastewater can be treated under mild operation conditions.
The utility model discloses a little interface generating system has contained a plurality of micro-interface generators that from top to bottom set up side by side, above-mentioned a plurality of micro-interface generators are owing to adopt external mode, need with liquid phase and gaseous phase access micro-interface generator simultaneously in, consequently, be provided with the air inlet that lets in the gaseous phase on every micro-interface generator and let in the waste water import of liquid phase, landfill leachate that the oxidation reaction inner loop was returned gets into micro-interface generator from waste water import, fresh supplementary air or oxygen get into micro-interface generator from the air inlet, the gas-liquid is double-phase takes place the contact in micro-interface generator, in order to strengthen the reaction operation after the broken microbubble.
Preferably, the micro-interface generator is provided with an air inlet and a waste water inlet, the waste water inlet is waste water circulated from the oxidation reactor, and the air inlet is fresh supplementary air or oxygen.
Preferably, the number of the micro-interface generators included in the micro-interface generation system is 2, the micro-interface generators are connected in parallel, and the two micro-interface generators perform strengthening operation simultaneously, so that the reaction efficiency of wet oxidation can be improved.
In addition, the utility model discloses a preferred pneumatic micro-interface generator of micro-interface generator, through let in the micro-interface generator with air or oxygen after the compression after, with the broken form that forms the microbubble in waste water contact back, improve the mass transfer effect.
It is understood by those skilled in the art that a Micro Interfacial Generator (MIG) can break up a gas phase and/or a liquid phase in a multi-phase reaction medium into Micro bubbles and/or Micro droplets with a diameter of micron level in a Micro interfacial generator through a mechanical microstructure and/or a turbulent microstructure before the multi-phase reaction medium enters a reactor, so as to increase a phase boundary mass transfer area between the gas phase and/or the liquid phase and/or the solid phase during a reaction process, improve mass transfer efficiency between reaction phases, and enhance a multi-phase reaction within a preset temperature and/or a preset pressure range.
The preset action mode can be selected from one or more of a micro-channel action mode, a field force action mode and a mechanical energy action mode;
the micro-channel has the action mode that a micro-structure of a flow channel is constructed, so that a gas phase and/or a liquid phase passing through the micro-channel are/is broken into micro-bubbles and/or micro-droplets; the field force action mode is that the external field force is used for acting in a non-contact mode to input energy to the fluid, so that the fluid is broken into the micro-bubbles or micro-droplets; the mechanical energy action mode is to convert the mechanical energy of the fluid into the surface energy of the bubbles or the liquid drops so as to break the bubbles or the liquid drops into the micro-bubbles or the micro-liquid drops.
The micro-interface generator can be used for reactions of gas-liquid, liquid-solid, gas-liquid, gas-liquid-solid, liquid-solid and other multi-phase reaction media, the specific structure of the micro-interface generator can be freely selected according to different flowing media, and corresponding records are also provided in patents and documents before the specific structure and specific functional action of the micro-interface generator, and additional details are not provided herein. Meanwhile, the number and the position of the air inlets can be adjusted according to the actual engineering requirements and the factors such as the height, the length, the diameter, the waste water flow rate and the like of the oxidation reaction device in the system, so that the better air supply effect is achieved, and the degradation rate of wet oxidation on waste water treatment is improved.
In addition, in the scheme of the utility model, before carrying out wet oxidation, still including the flocculation and precipitation device, alkali reaction tank, PAC reaction tank, the PAM reaction tank that connect gradually, carry out wet oxidation on next step again from the waste water after PAM reaction tank handles.
Wherein, preferably, the flocculation sedimentation device comprises a first flocculation sedimentation tank and a second flocculation sedimentation tank which are used for separating flocculate sedimentation in the wastewater; first flocculation and precipitation pond and second flocculation and precipitation pond interconnect, after adding the flocculating agent in the flocculation and precipitation pond, can carry out the sediment flocculation to waste water.
Preferably, a conveying pump is arranged between the PAM reaction tank and the wastewater heat exchanger for conveying.
It should be noted that the PAC reaction tank is mainly fed with basic aluminum chloride or aluminum hydroxychloride, and the hydrolysis product thereof causes the colloid in the sewage or sludge to rapidly form precipitate, which facilitates the separation of large-particle precipitate.
The PAM reaction tank is mainly used for adding polyacrylamide, so that the effect of removing impurities by coagulation is achieved.
Preferably, the intelligent treatment system further comprises a facultative biological device for performing incomplete anaerobic treatment by adopting facultative microorganisms, and the wastewater from the finished product tank is communicated with the facultative biological device; the facultative biological device comprises a first facultative biological pool and a second facultative biological pool, wherein the first facultative biological pool and the second facultative biological pool are mutually connected.
Preferably, the intelligent treatment system further comprises an aerobic device for decomposing small molecular substances in the wastewater by using aerobic microorganisms, the wastewater treated by the facultative biological device flows through the aerobic device, the aerobic device comprises a first aerobic tank and a second aerobic tank, the first aerobic tank is connected with the first facultative biological tank, and the second aerobic tank is connected with the second facultative biological tank.
The facultative biological device and the aerobic device are matched with each other for use, so that the anaerobic microorganism flora, the facultative microorganism flora and the aerobic microorganism flora can be matched with each other to remove various organic substrates, nitrate, nitrite and the like in the wastewater, and the treatment effect is improved. The facultative microbiota can convert macromolecular organic matters in the treated wastewater into micromolecular organic matters, the aerobic microbiota can directly decompose the micromolecules, and the facultative microbiota and the aerobic microbiota have the same action.
Preferably, the intelligent processing system further comprises an air compression device, the air compression device is communicated with the air inlet, and air or compressed oxygen compressed by the air compression device enters the micro-interface generator through the air inlet to be dispersed and smashed. Preferably, the compressed air or oxygen from the air compressor is heated in a gas heating device, preferably a heat exchanger, before entering the micro-interface generator, and therefore a gas heating device is also provided in the conduit connecting between the air compressor and the inlet of the micro-interface generator.
Preferably, the intelligent treatment system further comprises a gas-liquid separation tank, and after the oxidized water from an oxidized water outlet arranged on the oxidation reactor enters the gas-liquid separation tank to realize gas-liquid separation, the oxidized water enters the wastewater heat exchanger from the heat source inlet.
Preferably, the intelligent control center is connected with the gas-liquid separation tank, a gas detector is arranged at a gas phase outlet at the top of the gas-liquid separation tank, and the gas detector is connected with the gas-liquid separation tank so as to feed back the composition and concentration of the gas phase to the intelligent control center, so that the subsequent gas phase of the gas-liquid separation tank can be conveniently processed.
Preferably, intelligent control center with first flocculation and precipitation pond the second flocculation and precipitation pond is connected, first flocculation and precipitation pond the inside of second flocculation and precipitation pond is provided with the level gauge, the level gauge with intelligent control center connects in order to feed back the liquid level to intelligent control center to be convenient for first flocculation and precipitation pond, the follow-up action of second flocculation and precipitation pond.
The utility model discloses an intelligent system that intelligent processing system includes is with intelligent control center as the core, and this intelligent control center is connected with oxidation reactor to be connected with the unusual pilot lamp of work at oxidation reactor top simultaneously, when oxidation reactor's work takes place unusually, the unusual pilot lamp of work can play the effect of instructing the warning, then with this signal feedback to intelligent control center after, go to control oxidation reactor's start-up by intelligent control center again and park.
Furthermore, the utility model discloses an intelligent control center is connected with first flocculation and precipitation pond, second flocculation and precipitation pond to be connected with the level gauge in first flocculation and precipitation pond, the second flocculation and precipitation pond simultaneously, when the liquid level in the flocculation and precipitation pond reaches certain height, then with the high feedback to intelligent control center of this liquid level, the intelligent control center controls the feeding volume of first flocculation and precipitation pond, second flocculation and precipitation pond according to specific liquid level condition, makes real-time adjustment.
The utility model discloses an intelligent control center can also be connected with the gas-liquid separation jar to be connected with the gas detection instrument at gas-liquid separation tank top simultaneously, the gas detection instrument carries out the analysis to the gas composition that comes out from the tank deck, if under the condition that harmful gas exceeds standard, can feed back this data to intelligent control center, by the further gas output that goes control gas-liquid separation jar of intelligent control center, perhaps extra increase tail gas treatment equipment, in order to guarantee that the top comes out gaseous qualified emission.
The utility model discloses an intelligent control center still is connected with the host computer, and the host computer has included the display screen, can show intelligent control center's signal through video image's mode.
The utility model discloses an can set up the pump body according to actual need on corresponding connecting tube among the intelligent processing system.
The utility model discloses an intelligent processing system of cephalo class waste water treatment capacity is high, handles the back through this intelligent processing system, can guarantee under the energy consumption condition that is lower than, possess higher treatment, and harmful removal rate can reach 99%.
In addition, the utility model also provides a processing method of cephalo class waste water, including following step:
heating the cephalosporin wastewater, then feeding the cephalosporin wastewater into an oxidation reactor, and simultaneously introducing compressed air or compressed oxygen into the oxidation reactor to perform wet oxidation reaction;
the compressed air or the compressed oxygen entering the oxidation reactor is firstly dispersed and crushed by a micro-interface generator;
in the running process of the intelligent processing system, the intelligent control center controls the working state of the intelligent processing system;
the reaction temperature of the oxidation reaction is between 100 ℃ and 110 ℃, the reaction pressure is between 0.2 and 0.4MPa, and the operation temperature and pressure are fully reduced by adopting a micro-interface generation system, so that the whole operation process is milder, and the operation safety is also improved.
The utility model discloses a processing method of cephalo class waste water is easy and simple to handle, operating condition is gentler, and the energy consumption is low, and the cephalo class waste water after the processing, harmful, COD clearance can reach 99%, has reduced industrial waste's emission, and is environmental protection more, is worth extensively popularizing and applying.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) the utility model discloses cephalo type waste water's intelligent processing system has improved the mass transfer effect between the double-phase through having arranged little interface generating system to increase the phase interface area between gaseous phase and the liquid phase, make oxygen can form the gas-liquid emulsion with the better integration of cephalo type waste water, thereby improve oxidation reaction efficiency;
(2) the utility model adopts the parallel structure of the double micro-interface generators, improves the treatment effect of the waste water, and makes the maintenance and the disassembly more convenient by reasonably arranging the positions of the micro-interface generators;
(3) the utility model has the advantages of simple structure, less three wastes, realization of the full recycling of oxygen, small occupied area and stable operation;
(4) the intelligent processing system of the utility model fully reduces the operation temperature and the operation pressure, the operation temperature is basically between 100 ℃ and 110 ℃, the reaction pressure is maintained between 0.2 MPa and 0.4MPa, and the effects of low energy consumption and low operation cost are realized;
(5) the utility model discloses an intelligent processing system can realize controlling whole processing system's intelligent operation through setting up intelligent control center.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic structural diagram of an intelligent cephalosporin wastewater treatment system provided by an embodiment of the present invention;
fig. 2 is a functional block diagram of an intelligent system provided by an embodiment of the present invention.
Description of the drawings:
10-a first flocculation sedimentation tank; 20-a second flocculation sedimentation tank;
30-an alkaline reaction tank; a 40-PAC reaction cell;
a 50-PAM reaction tank; 60-wastewater heat exchanger;
61-material inlet; 62-material outlet;
63-heat source inlet; 64-heat source outlet;
70-a waste water heater; 80-an oxidation reactor;
81-an oxidized water outlet; 82-a micro-interface generator;
83-gas heating means; 84-air compression means;
85-emptying port; 86-a wastewater inlet;
87-an air inlet; 90-a gas-liquid separation tank;
100-a delivery pump; 110-finished product tank;
120-a first facultative biological pond; 130-a first aerobic tank;
140-a second facultative biological pool; 150-a second aerobic tank;
160-Intelligent system.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to clarify the technical solution of the present invention, the following description is made in the form of specific embodiments.
Examples
Referring to fig. 1-2, for the intelligent processing system of cephalo class waste water of the embodiment of the utility model, it includes first flocculation and precipitation pond 10, second flocculation and precipitation pond 20, alkali reaction tank 30, PAC reaction tank 40, PAM reaction tank 50, waste water heat exchanger 60, waste water heater 70, oxidation reactor 80 and air compressor unit 84 that connect gradually.
Wherein, there are material import 61, material export 62, heat source import 63 and heat source export 64 on the waste water heat exchanger 60 respectively, the oxidation water that comes out from oxidation reactor 80 gets into in the waste water heat exchanger 60 from heat source import 63, heat source export 64 is connected with finished product jar 110, material import 61 is connected with PAM reaction tank 50, material export 62 is connected waste water heater 70, in waste water heat exchanger 60, through carrying out the heat transfer with the oxidation water that comes out from oxidation reactor 80 and the cephalo class waste water of treating, thereby reach the effect of make full use of the energy.
The outer side of the oxidation reactor 80 is provided with a micro-interface generating system for dispersing the broken gas into bubbles, the micro-interface generating system comprises two micro-interface generators 82 arranged side by side from top to bottom, the micro-interface generators 82 are respectively provided with an air inlet 87 and a waste water inlet 86, an air compressor 84 is communicated with the air inlet 87, and air or oxygen compressed by the air compressor 84 enters the micro-interface generators 82 through the air inlet 87, so that the crushing and dispersion of the gas are realized, and the mass transfer effect between the two phases is enhanced.
The air compressor 84 is preferably an air compressor. The air or oxygen compressed by the air compressor 84 is preheated by the gas heater 83 and then enters the micro-interface generator 82 to improve the reaction efficiency. The type of air compressor can be selected as a centrifugal air compressor, and the type of compressor is low in cost and convenient to use. The liquid phase coming in from the wastewater inlet 86 is wastewater recycled from the oxidation reactor 80. In actual operation, a circulation pipeline for circulating wastewater can be arranged outside the oxidation reactor 80, so that the wastewater can be ensured to be continuously introduced into the micro-interface generator.
The micro-interface generator 82 is of the type that is a pneumatic micro-interface generator, and the micro-interface generator 82 may be a tube-reinforced version. The two micro-interface generators 82 are arranged in parallel, so that the mass transfer efficiency can be improved.
For the convenience of transportation, a transfer pump 100 is provided between the PAM reaction tank 50 and the wastewater heat exchanger 60.
The side upper portion of oxidation reactor 80 is provided with oxidation water outlet 81, and the oxidation water that oxidation water outlet 81 came out carries out gas-liquid separation through gas-liquid separation jar 90 earlier, then comes out from the bottom of gas-liquid separation jar 90 and is connected with heat source import 63 through the pipeline to realize carrying waste water heat exchanger 60 with oxidation water and carry out the heat transfer, cool off after the heat transfer and carry and store in finished product jar 110. The water from product tank 110 may continue for further treatment.
This intelligence processing system has still included first facultative biological pond 120, second facultative biological pond 130, first good oxygen pond 140, good oxygen pond 150, the waste water that comes out from the finished product jar is handled in proper order in facultative biological pond and good oxygen pond, facultative microbiota can realize changing the macromolecule organic matter in the waste water of handling into the micromolecule organic matter, good oxygen microbiota then directly decomposes the micromolecule, facultative microbiota and good oxygen microbiota combined action get rid of various organic substrates, nitrate and nitrite etc. in the waste water.
After the intelligent system 160 is electrically connected to the first flocculation sedimentation tank 10, the second flocculation sedimentation tank 20, the oxidation reactor 80, and the gas-liquid separation tank 90 of this embodiment, each specific function of each device, such as the liquid level, the abnormal operation condition, etc., can be controlled, and of course, according to actual needs, intelligent control of a specific function of a key monitoring device can be added, and both can be flexibly controlled.
In the above embodiment, the number of the micro-interface generators 82 is not limited, and in order to increase the dispersion and mass transfer effects, additional micro-interface generators may be additionally provided, especially, the installation position of the micro-interface generator is not limited, and the micro-interface generator may be external or internal, and when the micro-interface generator is internal, the micro-bubble generator may be installed on the side wall in the kettle in a manner of being oppositely arranged, so as to generate the opposite impact of the micro-bubbles coming out from the outlet of the micro-interface generator. When external, each micro-interface generator is preferably arranged in parallel with each other.
In the above embodiment, the number of the pump bodies is not specifically required, and the pump bodies may be arranged at corresponding positions as required.
The following brief description discloses the utility model discloses a cephalosporin wastewater's intelligent processing system's working process and principle:
firstly, wastewater is pretreated by sequentially passing through a first flocculation sedimentation tank 10, a second flocculation sedimentation tank 20, an alkali reaction tank 30, a PAC reaction tank 40 and a PAM reaction tank 50, a flocculating agent is added into the flocculation sedimentation tank for flocculation treatment, the PAC reaction tank is mainly added with basic aluminum chloride or aluminum hydroxychloride, and the PAM reaction tank is mainly added with polyacrylamide.
Then, the cephalosporin wastewater is sent into a wastewater heat exchanger 60 through a delivery pump 100 for heat exchange, and then is further heated through a wastewater heater 70, the heated cephalosporin wastewater enters an oxidation reactor 80 for oxidation treatment, compressed air or compressed oxygen enters from a micro-interface generator 82 at the side of the oxidation reactor and is dispersed and crushed into micro-bubbles through the micro-interface generator 82, so that the effect of strengthening the progress of the oxidation reaction is achieved, the mass transfer efficiency of a phase interface is improved, and in order to improve the safety, a vent 85 is arranged at the top of the oxidation reactor.
Finally, the oxidation water in the oxidation reactor 80 is subjected to gas-liquid separation in the gas-liquid separation tank 90 from the oxidation water outlet 81, returned to the waste water heat exchanger 60 for heat exchange and cooling treatment, and then conveyed to the finished product tank 110 for storage. The wastewater from the finished product tank 110 passes through the first facultative biological tank 120, the second facultative biological tank 130, the first aerobic tank 140 and the second aerobic tank 150, the wastewater from the finished product tank is sequentially treated in the facultative biological tank and the aerobic tanks, the facultative microbiota can convert macromolecular organic matters in the treated wastewater into micromolecular organic matters, the aerobic microbiota directly decomposes the micromolecules, and various organic substrates, nitrates, nitrites and the like in the wastewater are removed under the combined action of the facultative microbiota and the aerobic microbiota.
The above steps are repeated circularly to make the whole intelligent processing system run stably.
The utility model discloses an intelligence processing system has guaranteed that wet-type oxidation goes on under more gentle pressure and temperature condition through laying little interface emergence system. Compared with the intelligent treatment system of prior art cephalo type waste water, the utility model discloses an intelligent treatment system equipment subassembly is few, area is little, the energy consumption is low, with low costs, the security is high, the reaction is controllable, is worth extensively popularizing and applying. In a word, the utility model discloses an intelligent processing system of cephalo class waste water treatment capacity is high, handles the back through this intelligent processing system, can guarantee under the energy consumption condition that is lower than, possess higher treatment effect, and harmful, COD clearance can reach 99%.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. The utility model provides an intelligent processing system of cephalo type waste water which characterized in that includes: the system comprises a flocculation precipitation device, an alkali reaction tank, a PAC reaction tank, a PAM reaction tank, a wastewater heat exchanger, a wastewater heater and an oxidation reactor which are connected in sequence, wherein a material inlet, a material outlet, a heat source inlet and a heat source outlet are formed in the wastewater heat exchanger;
the oxidized water from the oxidation reactor enters the wastewater heat exchanger from the heat source inlet, the heat source outlet is connected with a finished product tank, the finished product tank is connected with membrane filtration equipment to realize the concentration treatment of the landfill leachate, the material inlet is connected with the PAM reaction tank, and the material outlet is connected with the wastewater heater;
a micro-interface generating system for dispersing the broken gas into bubbles is arranged outside the oxidation reactor, and comprises a plurality of micro-interface generators arranged side by side from top to bottom;
still include the intelligent system, the intelligent system uses intelligent control center as the core, intelligent control center is connected with the host computer and shows in order to show intelligent control signal with video image's mode, intelligent control center is connected with oxidation reactor, and oxidation reactor's top is provided with the unusual pilot lamp of work, the unusual pilot lamp of work with intelligent control center connects in order to in time feed back oxidation reactor's operating condition to guide oxidation reactor's action.
2. The intelligent treatment system according to claim 1, wherein the micro-interface generator is provided with an air inlet and a waste water inlet, the waste water inlet is waste water circulated from the oxidation reactor, and the air inlet is fresh supplementary air or oxygen.
3. The intelligent treatment system according to claim 1, wherein the flocculation device comprises a first flocculation sedimentation tank for separating flocculate sediments in the wastewater, and a second flocculation sedimentation tank;
the first flocculation sedimentation tank and the second flocculation sedimentation tank are connected with each other.
4. The intelligent treatment system according to claim 3, wherein a transfer pump is provided between the PAM reaction tank and the wastewater heat exchanger.
5. The intelligent processing system according to any one of claims 1-4, wherein the micro-interface generator is a pneumatic micro-interface generator.
6. The intelligent processing system according to any one of claims 1-4, wherein the number of micro-interface generators is 2, and the micro-interface generators are connected in parallel.
7. The intelligent treatment system according to any one of claims 1-4, further comprising a facultative biological device for performing an incomplete anaerobic treatment with facultative microorganisms, wherein the wastewater from the product tank is communicated with the facultative biological device;
the facultative biological device comprises a first facultative biological pool and a second facultative biological pool, wherein the first facultative biological pool and the second facultative biological pool are mutually connected.
8. The intelligent treatment system according to claim 7, further comprising an aerobic device for decomposing small molecular substances in the wastewater by using aerobic microorganisms, wherein the wastewater treated by the facultative biological device flows through the aerobic device;
the aerobic device comprises a first aerobic tank and a second aerobic tank, wherein the first aerobic tank is connected with the first facultative biological tank, and the second aerobic tank is connected with the second facultative biological tank.
9. The intelligent processing system according to claim 2, further comprising an air compressor, the air compressor being in communication with the air inlet, wherein a gas heater is disposed on a conduit of the air compressor in communication with the air inlet.
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