CN114105410A - Water treatment process based on enhanced heat exchange system - Google Patents
Water treatment process based on enhanced heat exchange system Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/425—Treatment of water, waste water, or sewage by ion-exchange using cation exchangers
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/11—Turbidity
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/22—O2
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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Abstract
The invention relates to the technical field of circulating water treatment, in particular to a water treatment process based on an enhanced heat exchange system. S1: under the action of a water injection device, sequentially pumping the replenishing water to the inside of the high-efficiency fiber filter and the inside of the cation exchanger, and then discharging the replenishing water from the inside of the cation exchanger to the inside of the circulating water tank; s2: opening a circulating water pump connecting the circulating water tank and the high-efficiency fiber filter, so that the circulating water in the circulating water tank realizes the continuous circulation of the circulating water tank, the high-efficiency fiber filter, the cation exchanger and the circulating water tank; s3: the microbial agent mixed with water is added into the circulating water tank through the aeration mechanism, and after the microbial agent is added, the aeration mechanism is continuously operated for a certain time to uniformly mix the microorganisms with the circulating water in the circulating water tank. The process is used for improving the effect of circulating water treatment, so that circulating water can be better applied to the enhanced heat exchange system, and the heat exchange efficiency of the enhanced heat exchange system is improved.
Description
Technical Field
The invention relates to the technical field of circulating water treatment, in particular to a water treatment process based on an enhanced heat exchange system.
Background
The industrial water mainly comprises boiler water, process water, cleaning water, cooling water, sewage and the like. The largest amount of water is cooling water, which accounts for more than ninety percent of the industrial water. In a factory, cooling water is mainly used for condensing steam and cooling products or equipment, different industrial systems and different purposes have different requirements on water quality, but the cooling water used by each industrial department has basically higher requirements on the water quality, so that the cooling water quality is rapidly developed as an application technology, and if the quality of circulating water is poor, scaling is easy to form in a pipeline of a condenser, or the pipeline is blocked, so that the cooling effect of the circulating water on the equipment is poor.
Therefore, the technology for treating the quality of the circulating water in the heat exchange system has a remarkable industrial effect.
Disclosure of Invention
In view of the technical defects, the invention aims to provide a water treatment process based on an enhanced heat exchange system, which is used for improving the effect of circulating water treatment, enabling circulating water to be better applied to the enhanced heat exchange system and improving the heat exchange efficiency of the enhanced heat exchange system.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a water treatment process based on an enhanced heat exchange system comprises the following steps:
s1: under the action of a water injection device, sequentially pumping the water supplement to the inside of the high-efficiency fiber filter and the inside of the cation exchanger, and then supplementing the water supplement to the inside of the circulating water tank from the inside of the cation exchanger;
s2: opening a circulating water pump connecting the circulating water tank and the high-efficiency fiber filter, so that the circulating water in the circulating water tank realizes the continuous circulation of the circulating water tank, the high-efficiency fiber filter, the cation exchanger and the circulating water tank;
s3: adding a microbial agent mixed with water into the circulating water tank through the aeration mechanism, and after the microbial agent is added, continuously operating the aeration mechanism for a certain time to uniformly mix the microorganisms with the circulating water in the circulating water tank;
s4: controlling an aeration mechanism to introduce air into the circulating water tank according to the oxygen content detection result of the oxygen concentration detection sensor to the interior of the circulating water tank;
s5: after the microbial agent is added into the circulating water tank for a certain time, circulating water treated in the circulating water tank is pumped into a heat exchange pipeline of a condenser by a circulating water pump, and then is discharged into the circulating water tank from an outlet end of the heat exchange pipeline for continuous circulation;
s6: according to the turbidity detection result of the circulating water in the circulating water tank by the turbidity detection sensor, floccules which are generated by the reaction of the biological medicament and the water in the circulating water tank and are attached to the intercepting mechanism are cleaned;
s7: after the circulating water is used for a period of time, the circulating water tank is cleaned by the cleaning device, and meanwhile, the high-efficiency fiber filter and the filtering elements inside the cation exchanger are back flushed or replaced.
Further, the step S3 includes the following steps:
s31: mixing the biological medicament with water in a ratio of 1: 20, uniformly stirring, and filling the formed mixture into a container;
s32: connecting the container to an air outlet pipeline of the air compressor through a supplementary air pipe, wherein one end of the supplementary air pipe is positioned at the bottom end inside the container, and the other end of the supplementary air pipe is tangentially connected to the air outlet pipeline of the air compressor;
s33: and opening the air compressor to maintain the gas flow velocity of the air compressor at 3m/s, adsorbing the biological agent mixed liquid in the container to an exhaust pipeline of the air compressor, and then discharging the biological agent mixed liquid into the circulating water tank together.
Further, the step S4 is specifically: when oxygen concentration detection sensor detects that the concentration of dissolved oxygen in the circulating water is less than the threshold value that sets up, let in the air through controlling the air compressor machine to the inside in circulating water pond, when dissolved oxygen concentration reaches the setting value, close the air compressor machine, its beneficial part lies in, be convenient for monitor the concentration of dissolved oxygen in the circulating water, make the air compressor machine to pour into the air into in the circulating water pond when being less than the critical value, guarantee microorganism working condition in the circulating water, when the dissolved oxygen concentration in the circulating water reaches the concentration of microorganism optimum operating condition simultaneously, stop to pour into the air into in the circulating water pond.
Further, in the step S5, after the biological agent is added, the circulating water in the circulating water tank needs to continuously react with the biological agent to achieve microbial ecological balance, and the circulating water is pumped into the condenser by the circulating water pump, which is beneficial in that the circulating water and the biological agent are fully reflected and then used for cooling circulation to ensure the quality of the circulating water entering the condenser.
Further limiting, the intercepting mechanism in the step S6 includes a filtering unit, the filtering unit is perpendicular to the flow direction of the water flow in the circulating water tank, a fixing base is disposed at the middle upper portion of the intercepting unit, a fixing shaft is disposed in the fixing base, two ends of the fixing shaft are hinged to the circulating water tank, one end of the fixing shaft extends to the outside of the circulating water tank, a rotating motor fixed to the outside of the circulating water tank is disposed at the outside of the circulating water tank, an output end of the rotating motor is fixedly connected to one end of the fixing shaft located at the outside of the circulating water tank, and a space is reserved between the lower end of the intercepting unit and the ground of the circulating water tank, and the intercepting unit in the intercepting mechanism can intercept floccules formed when the biological agent consumes impurities such as organic matters in the circulating water, so as to reduce the contact probability of the microorganisms and the floccules when the floccules flow in the water, and prevent the floccules from capturing and covering the organisms, causing the problem that the treatment effect of the microorganisms on the circulating water is poor.
Further, the aeration mechanism in the step S3 comprises a coil pipe and an air compressor, the coil pipe is arranged under the bottom surface of the circulating water tank, one end of the coil pipe is connected with an air compressor, the other end of the coil pipe is closed, a plurality of branch air pipelines are arranged on the coil pipe, one end of the branch gas pipeline is communicated with the interior of the coil pipe, the other end of the branch gas pipeline is communicated with the bottom of the circulating water pool, and the branch gas pipelines are uniformly distributed at the bottom of the circulating water pool, a second control valve is arranged on a connecting pipeline of the air compressor and the coil pipe, it has the advantages that the aeration mechanism can provide oxygen for the microorganisms in the circulating water tank, ensure the working state of the microorganisms, meanwhile, the floccules of the intercepting unit can be flushed in an aeration mode to be separated from the intercepting unit and float on the excrement surface of circulating water, so that the floccules can be conveniently salvaged and cleared.
Further inject, in step S7, belt cleaning device includes second three-way valve and blow off pipe, one of second three-way valve is intake and is held with the play water end of water injection device and be connected, a drainage end of second three-way valve and a water intake of first three-way valve hold through the pipe connection, another drainage end of second three-way valve is equipped with the scavenge pipe, the scavenge pipe is used for washing the circulation pond, the blow off pipe sets up the circulation pond bottom, and is equipped with first control valve on it.
Further limiting, the step S2 further includes a flow rate sensor for measuring the flow rate of the circulating water at the water outlet end of the cation exchanger, so that the flow rate of the circulating water is not lower than a set threshold, and if the flow rate is lower than the set threshold, the step S7 needs to be executed to backwash or replace the high-efficiency fiber filter and the filter elements inside the cation exchanger.
The technical effect achieved by the technical scheme is as follows:
through carrying out tertiary treatment to the circulating water, guaranteed the treatment and the purification quality of circulating water, make its demand that can be better satisfy among the intensive heat transfer system. Meanwhile, in the process, two independent circulations exist, namely the circulation of circulating water entering a condenser and the circulation of circulating water entering a high-efficiency fiber filter and a cation exchanger and then entering a circulating water tank, through the two independent circulations, the circulating water in the circulating water tank can realize the cooling of a heat exchange system and the continuous treatment and purification of the circulating water, and meanwhile, under the action of a biological agent, the water quality of the circulating water can be continuously kept in a good state, and the use effect of the circulating water in an enhanced heat exchange system is ensured.
Drawings
FIG. 1 is a schematic plan view of the water treatment process.
Fig. 2 is a perspective view of an enhanced heat exchange system.
FIG. 3 is a schematic top view of an enhanced heat exchange system.
FIG. 4 is a schematic front view of an enhanced heat exchange system.
Fig. 5 is a right side view schematic diagram of an enhanced heat exchange system.
Reference numerals
The device comprises a circulating water tank 1, an interception unit 2, a rotary motor 3, a fixed seat 4, a fixed shaft 5, a sewage discharge pipe 6, a water injection device 7, a cleaning pipe 8, a water pump 9, a high-efficiency fiber filter 10, a cation exchanger 11, an air compressor 12, a container 13, a supplementary air pipe 14, a coil pipe 15, a branch air pipe 16 and a condenser 17.
Detailed Description
The following is further detailed by way of specific embodiments:
as shown in fig. 1-5, a water treatment process based on an enhanced heat exchange system comprises the following steps:
s1: under the action of the water injection device 7, the replenishing water is sequentially pumped to the inside of the high-efficiency fiber filter 10 and the inside of the cation exchanger 11 and then is replenished to the inside of the circulating water tank 1 from the inside of the cation exchanger 11;
s2: opening a circulating water pump for connecting the circulating water tank 1 and the high-efficiency fiber filter 10, and enabling circulating water in the circulating water tank 1 to realize continuous circulation of the circulating water tank 1, the high-efficiency fiber filter 10, the cation exchanger 11 and the circulating water tank 1;
s3: adding a microbial agent mixed with water into the circulating water tank 1 through an aeration mechanism, and after the microbial agent is added, continuously operating the aeration mechanism for a certain time to uniformly mix the microorganisms with the circulating water in the circulating water tank 1;
s4: controlling an aeration mechanism to introduce air into the circulating water tank 1 according to the oxygen content detection result of the oxygen concentration detection sensor to the inside of the circulating water tank 1;
s5: after the microbial agent is added into the circulating water tank 1 for a certain time, circulating water treated in the circulating water tank 1 is pumped into the heat exchange pipeline of the condenser 17 by a circulating water pump, and then is discharged into the circulating water tank 1 from the outlet end of the heat exchange pipeline for continuous circulation;
s6: according to the turbidity detection result of circulating water in the circulating water tank 1 by the turbidity detection sensor, floccules which are generated by the reaction of biological agents in the circulating water tank 1 and water and are attached to the intercepting mechanism are cleaned;
s7: after the circulating water is used for a period of time, the circulating water tank 1 is cleaned by the cleaning device, and simultaneously, the filter elements inside the high-efficiency fiber filter 10 and the cation exchanger 11 are backwashed or replaced.
Step S2 further includes a flow rate sensor for measuring the flow rate of the circulating water at the water outlet end of the cation exchanger, so that the flow rate of the circulating water is not lower than a set threshold, and if the flow rate is lower than the set threshold, and the threshold is preferably 0.5m/S, step S7 needs to be executed to backwash or replace the filter elements inside the high efficiency fiber filter 10 and the cation exchanger 11, which is beneficial in that whether the filter elements inside the cation exchanger 11 or the high efficiency fiber filter 10 are blocked or not can be monitored and judged by monitoring the flow rate, thereby being convenient for finding out problems in time and ensuring the filtering effect of the two.
The step S3 includes the following steps:
s31: mixing the biological medicament with water in a ratio of 1: 20, stirring uniformly, and filling the formed mixture into a container 13;
s32: connecting the container 13 to an air outlet pipeline of the air compressor 12 through a supplementary air pipe 14, wherein one end of the supplementary air pipe 14 is positioned at the bottom end inside the container 13, and the other end of the supplementary air pipe is tangentially connected to the air outlet pipeline of the air compressor 12;
s33: and (3) opening the air compressor 12 to maintain the gas flow velocity of the air compressor 12 at 3m/s, adsorbing the biological medicament mixed liquid in the container 13 into an exhaust pipeline of the air compressor 12, and then exhausting the biological medicament mixed liquid into the circulating water tank 1 together.
Step S4 specifically includes: when oxygen concentration detection sensor detected that the concentration of dissolved oxygen in the circulating water is less than the threshold value that sets up, let in the air through control air compressor machine 12 to circulating water pond 1's inside, when dissolved oxygen concentration reached the setting value, close air compressor machine 12, be convenient for monitor circulating water dissolved oxygen's concentration, make air compressor machine 12 inject the air in to circulating water pond 1 when being less than the critical value, guarantee microorganism in circulating water operating condition, when the dissolved oxygen concentration in the circulating water reached the concentration of microorganism best operating condition simultaneously, stop injecting the air in circulating water pond 1.
In step S5, after the biological agent is added, the circulating water in the circulating water tank 1 needs to continuously react with the biological agent to achieve ecological balance, and the circulating water is pumped into the condenser 17 by the circulating water pump, so that the circulating water and the biological agent are fully reflected and then used for cooling circulation, thereby ensuring the quality of the circulating water entering the condenser 17.
In this embodiment, the heat exchange enhancement system implemented by the process specifically includes: including condenser 17 and the circulating water treatment facilities who is connected with condenser 17, preferably be equipped with the cooling tower on the circulating water treatment facilities, in the circulating water pond 1 was entered into behind the cooling tower to the backward flow circulating water of condenser 17, cool down circulating water 1, guarantee the heat transfer effect, the circulating water treatment facilities includes circulating water pond 1 device, water injection device 7, water pump 9, high-efficient fiber filter 10 and cation exchanger 11, in this concrete implementation, the model of high-efficient fiber filter 10 and cation exchanger 11 is for can be common kind on the market, circulating water pond 1 device includes circulating water pond 1, water injection device 7 sets up in circulating water pond 1, the water inlet department of high-efficient fiber filter 10 is equipped with first three-way valve, two water inlets of first three-way valve pass through the pipe connection with the water outlet end of water injection device 7 and the water outlet end of water pump 9 respectively, the water outlet end of the first three-way valve is connected with the water inlet of the high-efficiency fiber filter 10 through a pipeline, the water inlet end of the water pump 9 is connected with the water outlet of the circulating water tank 1 through a pipeline, the water outlet of the high-efficiency fiber filter 10 is connected with the water inlet of the cation exchanger 11 through a pipeline, and the water outlet of the cation exchanger 11 is connected with the water inlet of the circulating water tank 1 through a pipeline;
the water flow flowing out of the water injection device 7 sequentially passes through the high-efficiency fiber filter 10 and the cation exchanger 11 and then flows into the circulating water pool 1 to form circulating water, the circulating water flows out of the circulating water pool 1 under the action of the water pump 9 and sequentially passes through the high-efficiency filter and the cation exchanger 11 and then returns to the circulating water pool 1 to form circulation, and biological agents are added into the circulating water pool 1 after the circulating water passes through at least one flow circulation.
The device of the circulating water tank 1 also comprises at least one group of intercepting mechanisms, each intercepting mechanism comprises a filtering unit, the filtering unit is a filtering net or a filtering plate provided with a plurality of filtering holes in the embodiment, the filtering unit is arranged perpendicular to the flowing direction of water flow in the circulating water tank 1, the middle upper part of each intercepting unit 2 is provided with a fixed seat 4, a fixed shaft 5 is arranged in each fixed seat 4, two ends of each fixed shaft 5 are hinged with the circulating water tank 1, one end of each fixed shaft 5 extends to the outer side of the circulating water tank 1, the outer side of the circulating water tank 1 is provided with a rotating motor 3 fixed with the fixed shaft, the output end of each rotating motor 3 is fixedly connected with one end of each fixed shaft 5, which is positioned at the outer side of the circulating water tank 1, each intercepting unit 2 in each intercepting mechanism can intercept floccules formed when biological agents consume impurities such as the circulating water and the like, so as to reduce the contact probability of microorganisms and the floccules when the floccules flow in the water, the problem that the treatment effect of the microorganisms on the circulating water is poor due to the fact that floccules capture and cover the organisms is solved. The lower extreme of interception unit 2 is equipped with the erection space with the bottom in circulating water pond 1, avoids the flocculus to block interception unit 2, makes the circulating water mobility in the circulating water pond 1 problem that worsens.
The device of the circulating water tank 1 further comprises a cleaning device, the cleaning device comprises a second three-way valve and a drain pipe 6, one water inlet end of the second three-way valve is connected with a water outlet end of the water injection device 7, one water outlet end of the second three-way valve is connected with one water inlet end of the first three-way valve through a pipeline, the other water outlet end of the second three-way valve is provided with a cleaning pipe 8, the cleaning pipe 8 is used for washing the circulating water tank 1, the drain pipe 6 is arranged at the bottom of the circulating water tank 1, a first control valve is arranged on the cleaning pipe, and the cleaning device is convenient to clean the circulating water tank 1 used for a period of time.
The device of the circulating water tank 1 also comprises an aeration mechanism, the aeration mechanism comprises a coil pipe 15 and an air compressor 12, the coil pipe 15 is arranged under the bottom surface of the circulating water tank 1, one end of the coil pipe 15 is connected with the air compressor 12, the other end of the coil pipe 15 is closed, a plurality of branch air pipelines are arranged on the coil pipe 15, one ends of the branch air pipelines are communicated with the inside of the coil pipe 15, the other ends of the branch air pipelines 16 are communicated with the bottom of the circulating water tank 1, the branch air pipelines are uniformly distributed at the bottom of the circulating water tank 1, a second control valve is arranged on a connecting pipeline of the air compressor 12 and the coil pipe 15, the aeration mechanism can provide oxygen for microorganisms in the circulating water tank 1, the working state of the microorganisms is ensured, meanwhile, floccules of the interception units 2 can be flushed in an aeration mode to be separated from the interception units 2 and float on the surface of circulating water, so that the floccules can be conveniently salvaged and cleared, when the washing is performed, a side surface facing in the flowing direction of the water current in the circulation tank 1 should be rotated in a direction toward the upper end of the circulation tank 1 by the rotation motor 3 so that the air bubbles can impact the water current.
The inside of circulating water pond 1 is equipped with level sensor, and in this embodiment, level sensor is floater level sensor or other level sensor all can, can carry out the level sensor of data teletransmission as required, level sensor and 7 electric connection of water injection device, level sensor's setting is convenient for control water injection device 7 water injection volume in to circulating water pond 1.
1 inside oxygen concentration detection sensor that is equipped with of circulating water pond, concrete model is H23953, oxygen concentration detection sensor and second control valve and 12 electric connection of air compressor machine, be convenient for monitor circulating water dissolved oxygen's concentration, make air compressor machine 12 to injecting the air in circulating water pond 1 when being less than the critical value, guarantee microorganism at circulating water operating condition, when the dissolved oxygen concentration of circulating water reaches microorganism optimum operating condition's concentration simultaneously, stop to injecting the air in circulating water pond 1.
Be equipped with turbidity detection sensor in the circulating water pond 1, concrete model is CUS51D in this embodiment, turbidity detection sensor and first three-way valve and first control valve electric connection, if when the turbidity is great in the circulating water, control first control valve and open and carry out sewage discharge, control first three-way valve simultaneously and open and wash to the interior water injection of circulating water pond 1.
The inside velocity of flow sensor that is equipped with of connecting tube between the water inlet of cation exchanger 11 and circulating water pond 1, the concrete model in this embodiment is XY-CGQ-502, and the accessible judges whether the inside filter element of cation exchanger 11 or high efficiency fiber filter 10 produces the situation of jam to monitor and judge to the control of velocity of flow, is convenient for in time discover the problem, guarantees the filter effect of the two.
Biological agent supplementing device on the pipeline between air compressor 12 and the second control valve, biological agent supplementing device is including splendid attire household utensils 13 and the supplementary gas tube 14 that are used for splendid attire biological agent, the one end and the splendid attire household utensils 13 intercommunication of supplementary gas tube 14, the other end tangential of supplementary gas tube 14 is connected on the pipeline between with air compressor 12 and the second control valve, its beneficial effect lies in through the fast characteristics of air compressor 12 outlet pipeline velocity of flow, can form the negative pressure in the junction of supplementary gas tube 14 and pipeline, namely inhale coil pipe 15 with the microbial agent under the effect of atmospheric pressure, and spray to inside the circulating water pond 1 from bronchus 16, can make the microbial agent add more even inside the pond like this, make its equipartition in the inside of circulating water pond 1, promote the purifying effect to the circulating water.
It should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used broadly in the present invention, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (8)
1. A water treatment process based on an enhanced heat exchange system is characterized by comprising the following steps:
s1: under the action of a water injection device, sequentially pumping the replenishing water to the inside of the high-efficiency fiber filter and the inside of the cation exchanger, and then discharging the replenishing water from the inside of the cation exchanger to the inside of the circulating water tank;
s2: opening a circulating water pump connecting the circulating water tank and the high-efficiency fiber filter, so that the circulating water in the circulating water tank realizes the continuous circulation of the circulating water tank, the high-efficiency fiber filter, the cation exchanger and the circulating water tank;
s3: adding a microbial agent mixed with water into the circulating water tank through the aeration mechanism, and after the microbial agent is added, continuously operating the aeration mechanism for a certain time to uniformly mix the microorganisms with the circulating water in the circulating water tank;
s4: controlling an aeration mechanism to introduce air into the circulating water tank according to the oxygen content detection result of the oxygen concentration detection sensor to the interior of the circulating water tank;
s5: after the microbial agent is added into the circulating water tank for a certain time, circulating water treated in the circulating water tank is pumped into a heat exchange pipeline of a condenser by a circulating water pump, and then is discharged into the circulating water tank from an outlet end of the heat exchange pipeline for continuous circulation;
s6: according to the turbidity detection result of the circulating water in the circulating water tank by the turbidity detection sensor, floccules which are generated by the reaction of the biological medicament and the water in the circulating water tank and are attached to the intercepting mechanism are cleaned;
s7: after the circulating water is used for a period of time, the circulating water tank is cleaned by the cleaning device, and meanwhile, the high-efficiency fiber filter and the filtering elements inside the cation exchanger are back flushed or replaced.
2. The water treatment process based on the enhanced heat exchange system as claimed in claim 1, wherein the step S3 includes the following steps:
s31: mixing the biological medicament with water in a ratio of 1: 20, uniformly stirring, and filling the formed mixture into a container;
s32: connecting the container to an air outlet pipeline of the air compressor through a supplementary air pipe, wherein one end of the supplementary air pipe is positioned at the bottom end inside the container, and the other end of the supplementary air pipe is tangentially connected to the air outlet pipeline of the air compressor;
s33: and opening the air compressor to maintain the gas flow velocity of the air compressor at 3m/s, adsorbing the biological agent mixed liquid in the container to an exhaust pipeline of the air compressor, and then discharging the biological agent mixed liquid into the circulating water tank together.
3. The water treatment process based on the enhanced heat exchange system according to claim 1, wherein the step S4 specifically comprises: when the oxygen concentration detection sensor detects that the concentration of dissolved oxygen in the circulating water is lower than a set threshold value, air is introduced into the circulating water tank through controlling the air compressor, and when the concentration of the dissolved oxygen reaches a set value, the air compressor is closed.
4. The water treatment process based on the enhanced heat exchange system as claimed in claim 1, wherein in step S5, after the biological agent is added, the circulating water in the circulating water tank needs to continuously react with the biological agent to reach microbial ecological balance, and is pumped to the inside of the condenser by the circulating water pump.
5. The water treatment process based on the enhanced heat exchange system according to claim 1, wherein the intercepting mechanism in the step S6 comprises a filtering unit, the filtering unit is perpendicular to the flowing direction of water flow in the circulating water pool, a fixing seat is arranged on the middle upper portion of the intercepting unit, a fixing shaft is arranged in the fixing seat, two ends of the fixing shaft are hinged to the circulating water pool, one end of the fixing shaft extends to the outer side of the circulating water pool, a rotating motor fixed with the rotating shaft is arranged on the outer side of the circulating water pool, the output end of the rotating motor is fixedly connected with one end of the fixing shaft located on the outer side of the circulating water pool, and a space is reserved between the lower end of the intercepting unit and the ground of the circulating water pool.
6. The water treatment process based on the enhanced heat exchange system as recited in claim 1, wherein the aeration mechanism in the step S3 comprises a coil and an air compressor, the coil is disposed under the bottom surface of the circulating water tank, one end of the coil is connected to the air compressor, the other end of the coil is sealed, a plurality of branch air pipes are disposed on the coil, one ends of the branch air pipes are communicated with the inside of the coil, the other ends of the branch air pipes are communicated with the bottom of the circulating water tank, the branch air pipes are uniformly distributed at the bottom of the circulating water tank, and second control valves are disposed on the connecting pipes of the air compressor and the coil.
7. The water treatment process based on the enhanced heat exchange system as recited in claim 1, wherein in the step S7, the cleaning device comprises a second three-way valve and a drain pipe, a water inlet end of the second three-way valve is connected with a water outlet end of the water injection device, a water outlet end of the second three-way valve is connected with a water inlet end of the first three-way valve through a pipeline, a cleaning pipe is arranged at another water outlet end of the second three-way valve, the cleaning pipe is used for washing the circulating water tank, and the drain pipe is arranged at the bottom of the circulating water tank and provided with a first control valve.
8. The water treatment process based on the enhanced heat exchange system as claimed in claim 1, wherein the step S2 further includes a flow rate sensor for measuring the flow rate of the circulating water at the water outlet end of the cation exchanger, so that the flow rate of the circulating water is not lower than a set threshold, and if the flow rate is lower than the set threshold, the step S7 is executed to perform backwashing or replacement on the high efficiency fiber filter and the filter elements inside the cation exchanger.
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| CA918827A (en) * | 1971-01-07 | 1973-01-09 | Biospherics Incorporated | Method for increasing oxygen availability in sewage treatment |
| CN204447544U (en) * | 2015-01-28 | 2015-07-08 | 西安工程大学 | A kind of recirculated water filtration processing equipment |
| CN109928513A (en) * | 2019-03-29 | 2019-06-25 | 重庆为明清缘环保技术研究院有限公司 | A method of sewage is handled using industrial circulating water system |
| CN209412009U (en) * | 2018-12-27 | 2019-09-20 | 浙江海畅气体有限公司 | A kind of circulation preventing pipe scaling |
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|---|---|---|---|---|
| CA918827A (en) * | 1971-01-07 | 1973-01-09 | Biospherics Incorporated | Method for increasing oxygen availability in sewage treatment |
| CN204447544U (en) * | 2015-01-28 | 2015-07-08 | 西安工程大学 | A kind of recirculated water filtration processing equipment |
| CN209412009U (en) * | 2018-12-27 | 2019-09-20 | 浙江海畅气体有限公司 | A kind of circulation preventing pipe scaling |
| CN109928513A (en) * | 2019-03-29 | 2019-06-25 | 重庆为明清缘环保技术研究院有限公司 | A method of sewage is handled using industrial circulating water system |
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