CN116332420A - Improved physicochemical combined sewage treatment system and method by coagulation method - Google Patents

Abstract

The invention relates to the technical field of sewage treatment, in particular to an improved physicochemical combined coagulation sewage treatment system and method. The invention can be divided into three types of living sewage treatment units, industrial sewage treatment units and drinking water treatment units according to sewage sources by the sewage purification module, and the sewage treatment units are divided according to different types of sewage sources, and different purification treatment measures are adopted to treat the actual condition of the sewage, so that the discharge after treatment is ensured to reach the standard.

Description

Improved physicochemical combined sewage treatment system and method by coagulation method

Technical Field

The invention relates to the technical field of sewage treatment, in particular to an improved physicochemical combined coagulation sewage treatment system and method.

Background

The sewage treatment is a process for purifying sewage to meet the water quality requirement of being discharged into a certain water body or reused, is widely applied to various fields of construction, agriculture, traffic, energy, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like, and also increasingly enters the daily life of common people, is classified according to sewage sources, and is generally divided into production sewage and domestic sewage, wherein the production sewage comprises industrial sewage, agricultural sewage, medical sewage and the like, and the domestic sewage is sewage produced in daily life and is a complex mixture of various inorganic matters and organic matters;

most of the existing sewage treatment systems uniformly treat different types of sewage in the actual use process, and cannot classify and treat different types and sources of sewage, and the requirements of the sewage treatment systems on the treatment process are quite different due to the difference of organic matters and impurities in different types of sewage, so that the uniform treatment can easily lead to the condition that the emission does not reach the standard.

Disclosure of Invention

The invention aims to provide an improved physicochemical combined coagulation sewage treatment system and method aiming at the defects of the prior art, so as to solve the problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an improved generation physicochemical combined's coacervation method sewage treatment system, includes sewage treatment system, sewage treatment system's output has sewage treatment unit through signal connection, sewage treatment unit's output has sewage purification module through signal connection, sewage purification module's output has dose proportioning control module through signal connection, sewage purification module's output has medicine to add the preparation module through signal connection, sewage purification module's output has sewage sediment separation module through signal connection, sewage treatment unit's output has sewage filtration module through signal connection, sewage filtration module's output has sewage agitated vessel control module through signal connection, sewage filtration module's output has sewage filtration equipment control module through signal connection, sewage filtration equipment control module's output has solid waste filtration module through signal connection, sewage filtration equipment control module's output has deposit filtration module through signal connection, sewage filtration equipment control module's output has microorganism treatment module through signal connection;

the output of sewage treatment system has sewage reposition of redundant personnel unit through signal connection, the output of sewage reposition of redundant personnel unit has domestic water reposition of redundant personnel module through signal connection, the output of sewage reposition of redundant personnel unit has industrial water reposition of redundant personnel module through signal connection, the output of sewage reposition of redundant personnel unit has drinking water reposition of redundant personnel module through signal connection, the output of domestic water reposition of redundant personnel module, industrial water reposition of redundant personnel module and drinking water reposition of redundant personnel module's output have quality of water purification processing module through signal connection, quality of water purification processing module's output has water source transportation equipment control module through signal connection, water source transportation equipment control module's output has water transportation rate control module through signal connection, water source transportation equipment control module's output has water yield to calculate record module through signal connection.

As a preferable technical scheme of the invention, the output end of the sewage treatment unit is provided with two parts which are respectively connected with the input end of the sewage purification module and the input end of the sewage filtering module through signals.

As a preferable technical scheme of the invention, the output end of the sewage purification module is respectively connected with the input end of the drug dosage proportion control module, the input end of the drug adding preparation module and the input end of the sewage precipitation separation module through signals, and the sewage purification module can be divided into three types of a living sewage treatment unit, an industrial sewage treatment unit and a drinking water treatment unit according to sewage sources.

As a preferable technical scheme of the invention, the output ends of the sewage filtering module are respectively connected with the input end of the sewage stirring equipment control module and the input end of the sewage filtering equipment control module through signals.

As a preferable technical scheme of the invention, the output end of the sewage filtering equipment control module is provided with three parts which are respectively connected with the input end of the solid waste filtering module, the input end of the sediment filtering module and the input end of the microorganism processing module through signals.

As a preferable technical scheme of the invention, the output end of the sewage diversion unit is provided with three parts which are respectively connected with the input end of the domestic water diversion module, the input end of the industrial water diversion module and the input end of the drinking water diversion module through signals.

As a preferable technical scheme of the invention, the input end of the water quality purifying treatment module is provided with three parts which are respectively connected with the output end of the domestic water diversion module, the output end of the industrial water diversion module and the output end of the drinking water diversion module through signals.

As a preferable technical scheme of the invention, the output end of the water source transportation equipment control module is provided with two parts which are respectively connected with the input end of the water transportation rate control module and the input end of the water quantity calculation recording module through signals.

An improved physical and chemical combined sewage treatment system and method by a coagulation method, which are concretely as follows:

step one: firstly, a sewage treatment unit is required to receive different sewage or wastewater from various environments, the collected sewage and wastewater are uniformly stored, and the collected sewage and wastewater are placed in a wastewater tank for standing, so that impurities contained in the sewage or wastewater have enough time to precipitate;

step two: when sewage is precipitated in the reservoir for enough time, after the waste with larger volume, granular impurities floating in the sewage and the like are ensured to be deposited at the bottom of the reservoir, the sewage can be firstly filtered, and solid waste and sediment in the sewage are primarily treated by virtue of the sewage filtering equipment control module, so that the impurities in the sewage are ensured to be primarily treated as clean as possible;

step three: then the microorganism in the sewage is treated by the sewage purifying module, the medicine required for purifying the sewage is added after being properly proportioned by the medicine proportioning control module and the medicine adding preparation module, and the sewage is stirred, so that the sewage and the medicine are uniformly mixed;

step four: after the harmful microorganisms in the sewage are treated, the treated sewage is respectively delivered to channels of domestic water, industrial water or drinking water by means of the sewage diversion unit, the sewage of each channel is further treated by means of water quality purification treatment modules of different channels in the diversion transportation process so as to reach the corresponding standard, and finally the water transportation speed and water quantity are controlled and recorded by a water source transportation equipment control module.

The second step is as follows:

when the domestic sewage is required to be filtered, firstly, the domestic sewage is introduced into gravity sedimentation equipment, solid particles or particle aggregates are freely settled from a liquid phase to the bottom under the action of self gravity, the settled wastewater is filtered and then introduced into a sedimentation tank, and chemical agents are added into the sedimentation tank by virtue of a dosage proportion control module and a medicine addition preparation module, wherein the chemical agents comprise, but are not limited to, a coagulant, a neutralizer and a redox agent, the coagulant mainly causes colloid particles in the sewage to be coagulated and precipitated, the neutralizer balances acid and alkali of the sewage, the redox agent causes organic matters in the sewage to be oxidized into inorganic matters and coagulated and precipitated, and the precipitate in the treated sewage is filtered out by a sewage filtering module after a period of precipitation;

b, when industrial sewage is filtered, firstly introducing the sewage into a horizontal sedimentation tank to enable impurities in the sewage to be precipitated, then introducing the precipitated sewage into an aeration tank, adding alkali liquor into the sewage, reacting the alkali liquor with heavy metal ions to generate flocculent precipitate, settling the flocculent precipitate at the bottom of the tank, aerating the sewage through an aerator and an aeration pipe to enable the precipitate to float upwards and remove, introducing the aerated sewage into a coagulation tank, and adding chemical agents into the coagulation tank by virtue of a dosage proportion control module and a drug adding preparation module, wherein the chemical agents include but are not limited to ammonia nitrogen remover, dephosphorizing flocculant and heavy metal capturing agent;

when drinking sewage is filtered, firstly, the sewage is introduced into an active carbon treatment tank, organic matters in the sewage are adsorbed through a pore structure developed by active carbon and a huge specific surface area, and meanwhile, ozone is introduced into the treatment tank through an ozone generator, so that the molecular structure of the organic matters is destroyed by utilizing the strong oxidizing ability of the ozone to achieve the purpose of changing the substance components, and then, a semiconductor catalyst is added into the sewage to generate free radicals with strong oxidizing ability under UV radiation so as to oxidize the organic matters in the water.

The invention has the following beneficial effects:

the sewage purification module can be divided into three types of a living sewage treatment unit, an industrial sewage treatment unit and a drinking water treatment unit according to sewage sources, and the sewage treatment unit and the drinking water treatment unit are divided according to different types of sewage sources, different purification treatment measures are adopted to treat the actual condition of sewage, so that the discharge after treatment is ensured to reach the standard; in addition, when sewage of different types is treated, the purification treatment is carried out in a targeted mode of combining physics and chemistry, so that the treatment is more sufficient. And the sewage filter module is used for treating and filtering waste, sediment and microorganisms in the sewage, the sewage is split by the sewage splitting unit firstly, then the water quality is treated by means of the water quality purifying treatment module in a split channel mode, and the water source transportation equipment control module is used for controlling and recording the water transportation rate and the water quantity, so that the flexible control of the whole system is achieved, and the practicability of the whole system is enhanced.

Drawings

FIG. 1 is a schematic diagram of the overall system operation flow of the present invention.

In the figure: a sewage treatment system; a sewage treatment unit; a sewage purification module; a dosage proportioning control module; a drug addition preparation module; a sewage precipitation separation module; a sewage filtering module; a sewage stirring device control module; a sewage filtering device control module; a solid waste filtration module; a sediment filtration module; a microbial treatment module; a sewage diversion unit; a domestic water diversion module; an industrial water diversion module; a potable water diversion module; a water quality purifying treatment module; a water source transport equipment control module; a water transport rate control module; and the water quantity calculating and recording module.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1, in this embodiment: the utility model provides an improved generation physicochemical combined's coacervation method sewage treatment system, including sewage treatment system, sewage treatment system's output has sewage treatment unit through signal connection, sewage treatment unit's output has sewage purification module through signal connection, sewage purification module's output has dose proportion control module through signal connection, sewage purification module's output has medicine to add the preparation module through signal connection, sewage purification module's output has sewage precipitation separation module through signal connection, sewage treatment unit's output has sewage filtration module through signal connection, sewage filtration module's output has sewage agitated vessel control module through signal connection, sewage filtration module's output has sewage filtration equipment control module through signal connection, sewage filtration equipment control module's output has solid waste filtration module through signal connection, sewage filtration equipment control module's output has deposit filtration module through signal connection, sewage filtration equipment control module's output has microorganism treatment module through signal connection;

the output of sewage treatment system has sewage reposition of redundant personnel unit through signal connection, sewage reposition of redundant personnel unit's output has domestic water reposition of redundant personnel module through signal connection, sewage reposition of redundant personnel unit's output has industrial water reposition of redundant personnel module through signal connection, sewage reposition of redundant personnel unit's output has drinking water reposition of redundant personnel module through signal connection, domestic water reposition of redundant personnel module's output has quality of water purification processing module through signal connection with drinking water reposition of redundant personnel module's output, quality of water purification processing module's output has water source transportation equipment control module through signal connection, water source transportation equipment control module's output has water transport rate control module through signal connection, water source transportation equipment control module's output has water yield to calculate record module through signal connection.

In the embodiment, two output ends of the sewage treatment unit are respectively connected with the input end of the sewage purification module and the input end of the sewage filtering module through signals; the output end of the sewage purification module is respectively connected with the input end of the drug dosage proportion control module, the input end of the drug adding preparation module and the input end of the sewage precipitation separation module through signals, and the sewage purification module can be divided into three types of a living sewage treatment unit, an industrial sewage treatment unit and a drinking water treatment unit according to sewage sources; the output ends of the sewage filtering module are respectively connected with the input end of the sewage stirring equipment control module and the input end of the sewage filtering equipment control module through signals; the output end of the sewage filtering equipment control module is respectively connected with the input end of the solid waste filtering module, the input end of the sediment filtering module and the input end of the microorganism processing module through signals; the output ends of the sewage diversion unit are respectively connected with the input end of the domestic water diversion module, the input end of the industrial water diversion module and the input end of the drinking water diversion module through signals; the input end of the water quality purifying treatment module is respectively connected with the output end of the domestic water diversion module, the output end of the industrial water diversion module and the output end of the drinking water diversion module through signals; the output end of the water source transportation equipment control module is provided with two parts which are respectively connected with the input end of the water transportation rate control module and the input end of the water quantity calculation recording module through signals.

Examples:

an improved physical and chemical combined sewage treatment system and method by a coagulation method, which are concretely as follows:

step one: firstly, a sewage treatment unit is required to receive different sewage or wastewater from various environments, the collected sewage and wastewater are uniformly stored, and the collected sewage and wastewater are placed in a wastewater tank for standing, so that impurities contained in the sewage or wastewater have enough time to precipitate;

step two: when sewage is precipitated in the reservoir for enough time, after the waste with larger volume, granular impurities floating in the sewage and the like are ensured to be deposited at the bottom of the reservoir, the sewage can be firstly filtered, and solid waste and sediment in the sewage are primarily treated by virtue of the sewage filtering equipment control module, so that the impurities in the sewage are ensured to be primarily treated as clean as possible;

step three: then the microorganism in the sewage is treated by the sewage purifying module, the medicine required for purifying the sewage is added after being properly proportioned by the medicine proportioning control module and the medicine adding preparation module, and the sewage is stirred, so that the sewage and the medicine are uniformly mixed;

step four: after the harmful microorganisms in the sewage are treated, the treated sewage is respectively delivered to channels of domestic water, industrial water or drinking water by means of the sewage diversion unit, the sewage of each channel is further treated by means of water quality purification treatment modules of different channels in the diversion transportation process so as to reach the corresponding standard, and finally the water transportation speed and water quantity are controlled and recorded by a water source transportation equipment control module.

The second step is as follows:

when the domestic sewage is required to be filtered, firstly, the domestic sewage is introduced into gravity sedimentation equipment, solid particles or particle aggregates are freely settled from a liquid phase to the bottom under the action of self gravity, the settled wastewater is filtered and then introduced into a sedimentation tank, and chemical agents are added into the sedimentation tank by virtue of a dosage proportion control module and a medicine addition preparation module, wherein the chemical agents comprise, but are not limited to, a coagulant, a neutralizer and a redox agent, the coagulant mainly causes colloid particles in the sewage to be coagulated and precipitated, the neutralizer balances acid and alkali of the sewage, the redox agent causes organic matters in the sewage to be oxidized into inorganic matters and coagulated and precipitated, and the precipitate in the treated sewage is filtered out by a sewage filtering module after a period of precipitation;

b, when industrial sewage is filtered, firstly introducing the sewage into a horizontal sedimentation tank to enable impurities in the sewage to be precipitated, then introducing the precipitated sewage into an aeration tank, adding alkali liquor into the sewage, reacting the alkali liquor with heavy metal ions to generate flocculent precipitate, settling the flocculent precipitate at the bottom of the tank, aerating the sewage through an aerator and an aeration pipe to enable the precipitate to float upwards and remove, introducing the aerated sewage into a coagulation tank, and adding chemical agents into the coagulation tank by virtue of a dosage proportion control module and a drug adding preparation module, wherein the chemical agents include but are not limited to ammonia nitrogen remover, dephosphorizing flocculant and heavy metal capturing agent;

when drinking sewage is filtered, firstly, the sewage is introduced into an active carbon treatment tank, organic matters in the sewage are adsorbed through a pore structure developed by active carbon and a huge specific surface area, and meanwhile, ozone is introduced into the treatment tank through an ozone generator, so that the molecular structure of the organic matters is destroyed by utilizing the strong oxidizing ability of the ozone to achieve the purpose of changing the substance components, and then, a semiconductor catalyst is added into the sewage to generate free radicals with strong oxidizing ability under UV radiation so as to oxidize the organic matters in the water.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. An improved generation physicochemical combines condensation method sewage treatment system, includes sewage treatment system, its characterized in that: the output end of the sewage treatment system is connected with a sewage treatment unit through a signal, the output end of the sewage treatment unit is connected with a sewage purification module through a signal, the output end of the sewage purification module is connected with a drug dosage proportion control module through a signal, the output end of the sewage purification module is connected with a drug addition preparation module through a signal, the output end of the sewage purification module is connected with a sewage precipitation separation module through a signal, the output end of the sewage treatment unit is connected with a sewage filtration module through a signal, the output end of the sewage filtration module is connected with a sewage stirring equipment control module through a signal, the output end of the sewage filtration module is connected with a sewage filtration equipment control module through a signal, the output end of the sewage filtration equipment control module is connected with a sediment filtration module through a signal, and the output end of the sewage filtration equipment control module is connected with a microorganism treatment module through a signal;

the output of sewage treatment system has sewage reposition of redundant personnel unit through signal connection, the output of sewage reposition of redundant personnel unit has domestic water reposition of redundant personnel module through signal connection, the output of sewage reposition of redundant personnel unit has industrial water reposition of redundant personnel module through signal connection, the output of sewage reposition of redundant personnel unit has drinking water reposition of redundant personnel module through signal connection, the output of domestic water reposition of redundant personnel module, industrial water reposition of redundant personnel module and drinking water reposition of redundant personnel module's output have quality of water purification processing module through signal connection, quality of water purification processing module's output has water source transportation equipment control module through signal connection, water source transportation equipment control module's output has water transportation rate control module through signal connection, water source transportation equipment control module's output has water yield to calculate record module through signal connection.

2. An improved physicochemical integrated coagulation sewage treatment system as set forth in claim 1, wherein: the output end of the sewage treatment unit is provided with two parts which are respectively connected with the input end of the sewage purification module and the input end of the sewage filtering module through signals.

3. An improved physicochemical integrated coagulation sewage treatment system as set forth in claim 1, wherein: the output end of the sewage purification module is provided with three parts, namely an input end of the dosage proportion control module, an input end of the medicine adding preparation module and an input end of the sewage precipitation separation module, which are respectively connected through signals, and the sewage purification module can be divided into three parts of a living sewage treatment unit, an industrial sewage treatment unit and a drinking water treatment unit according to sewage sources.

4. An improved physicochemical integrated coagulation sewage treatment system as set forth in claim 1, wherein: the output end of the sewage filtering module is provided with two parts which are respectively connected with the input end of the sewage stirring equipment control module and the input end of the sewage filtering equipment control module through signals.

5. An improved physicochemical integrated coagulation sewage treatment system as set forth in claim 1, wherein: the output end of the sewage filtering equipment control module is respectively connected with the input end of the solid waste filtering module, the input end of the sediment filtering module and the input end of the microorganism processing module through signals.

6. An improved physicochemical integrated coagulation sewage treatment system as set forth in claim 1, wherein: the output end of the sewage diversion unit is provided with three parts which are respectively connected with the input end of the domestic water diversion module, the input end of the industrial water diversion module and the input end of the drinking water diversion module through signals.

7. An improved physicochemical integrated coagulation sewage treatment system as set forth in claim 1, wherein: the input end of the water quality purification treatment module is provided with three parts which are respectively connected with the output end of the domestic water diversion module, the output end of the industrial water diversion module and the output end of the drinking water diversion module through signals.

8. An improved physicochemical integrated coagulation sewage treatment system as set forth in claim 1, wherein: the output ends of the water source transportation equipment control module are respectively connected with the input end of the water transportation rate control module and the input end of the water quantity calculation recording module through signals.

9. The method of an improved physicochemical integrated coagulation sewage treatment system according to claim 1, comprising the following specific steps:

step one: firstly, sewage treatment units are required to receive different sewage or wastewater from various environments, the collected sewage and wastewater are classified and stored according to types, and the sewage is firstly placed in a wastewater tank for standing, so that impurities contained in the sewage or wastewater have enough time to precipitate;

step two: when sewage is precipitated in the reservoir for enough time, after the waste with larger volume, granular impurities floating in the sewage and the like are ensured to be deposited at the bottom of the reservoir, the sewage can be firstly filtered, and solid waste and sediment in the sewage are primarily treated by virtue of the sewage filtering equipment control module, so that the impurities in the sewage are ensured to be primarily treated as clean as possible;

step three: then the microorganism in the sewage is treated by the sewage purifying module, the medicine required for purifying the sewage is added after being properly proportioned by the medicine proportioning control module and the medicine adding preparation module, and the sewage is stirred, so that the sewage and the medicine are uniformly mixed;

step four: after the harmful microorganisms in the sewage are treated, the treated sewage is respectively delivered to channels of domestic water, industrial water or drinking water by means of the sewage diversion unit, the sewage of each channel is further treated by means of water quality purification treatment modules of different channels in the diversion transportation process so as to reach the corresponding standard, and finally the water transportation speed and water quantity are controlled and recorded by a water source transportation equipment control module.

10. The method of an improved physicochemical integrated coagulation sewage treatment system according to claim 9, wherein said step two comprises the following steps:

when the domestic sewage is required to be filtered, firstly, the domestic sewage is introduced into gravity sedimentation equipment, solid particles or particle aggregates are freely settled from a liquid phase to the bottom under the action of self gravity, the settled wastewater is filtered and then introduced into a sedimentation tank, and chemical agents are added into the sedimentation tank by virtue of a dosage proportion control module and a medicine addition preparation module, wherein the chemical agents comprise, but are not limited to, a coagulant, a neutralizer and a redox agent, the coagulant mainly causes colloid particles in the sewage to be coagulated and precipitated, the neutralizer balances acid and alkali of the sewage, the redox agent causes organic matters in the sewage to be oxidized into inorganic matters and coagulated and precipitated, and the precipitate in the treated sewage is filtered out by a sewage filtering module after a period of precipitation;

b, when industrial sewage is filtered, firstly introducing the sewage into a horizontal sedimentation tank to enable impurities in the sewage to be precipitated, then introducing the precipitated sewage into an aeration tank, adding alkali liquor into the sewage, reacting the alkali liquor with heavy metal ions to generate flocculent precipitate, settling the flocculent precipitate at the bottom of the tank, aerating the sewage through an aerator and an aeration pipe to enable the precipitate to float upwards and remove, introducing the aerated sewage into a coagulation tank, and adding chemical agents into the coagulation tank by virtue of a dosage proportion control module and a drug adding preparation module, wherein the chemical agents include but are not limited to ammonia nitrogen remover, dephosphorizing flocculant and heavy metal capturing agent;

when drinking sewage is filtered, firstly, the sewage is introduced into an active carbon treatment tank, organic matters in the sewage are adsorbed through a pore structure developed by active carbon and a huge specific surface area, and meanwhile, ozone is introduced into the treatment tank through an ozone generator, so that the molecular structure of the organic matters is destroyed by utilizing the strong oxidizing ability of the ozone to achieve the purpose of changing the substance components, and then, a semiconductor catalyst is added into the sewage to generate free radicals with strong oxidizing ability under UV radiation so as to oxidize the organic matters in the water.

Images