CN107459187B - Water treatment device, method and system - Google Patents
Water treatment device, method and system Download PDFInfo
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- CN107459187B CN107459187B CN201710797092.4A CN201710797092A CN107459187B CN 107459187 B CN107459187 B CN 107459187B CN 201710797092 A CN201710797092 A CN 201710797092A CN 107459187 B CN107459187 B CN 107459187B
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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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
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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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
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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
- C02F2209/02—Temperature
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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
- C02F2209/40—Liquid flow rate
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- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The embodiment of the invention provides a water treatment device, a water treatment method and a water treatment system. The water treatment device comprises: a surface water transfer unit for transferring surface water; an oxidant delivery unit for delivering an oxidant; the microwave water purification unit is communicated with the surface water transmission unit and the oxidant transmission unit and is used for injecting the surface water and the oxidant into the roundabout pipeline and transmitting microwaves to the solid catalyst in the roundabout pipeline so as to enable the oxidant, the surface water and the solid catalyst to generate catalytic oxidation reaction to complete surface water purification; and the control unit is electrically connected with the surface water transmission unit, the oxidant transmission unit and the microwave water purification unit respectively and is used for controlling the transmission flow of the surface water and the oxidant and controlling the irradiation intensity and the irradiation time of the microwaves so as to realize surface water purification. The water treatment device has good surface water purification effect and low human resource consumption, and can automatically monitor and control the surface water purification process and improve the surface water purification efficiency.
Description
Technical Field
The invention relates to the technical field of water purification equipment, in particular to a water treatment device, a water treatment method and a water treatment system.
Background
With the continuous development of society, concepts of environmental protection and resource recycling are increasingly deeply enjoyed, and water purification treatment technologies for purifying surface water (e.g., natural lake water, low-lying water, etc.) are also rapidly developed. At present, the existing water purification equipment usually adopts a straight pipe with a larger pipe diameter to load surface water, so as to realize microwave catalytic oxidation water treatment. However, the water purification device has a general purification effect, and has the conditions that the microwave field intensity is not uniform, the pipe diameter of the straight pipe exceeds the effective penetration depth of microwaves, and the like, so that the purification efficiency of surface water cannot be improved. Meanwhile, the water purification equipment has high human resource consumption, and can realize the purification treatment of surface water by monitoring the microwave catalytic oxidation water treatment process in real time by workers and manually controlling the work operation of the water purification equipment at a proper time point. Therefore, how to provide a water purification device which has good surface water purification effect and small human resource consumption and can automatically monitor and control the microwave catalytic oxidation water treatment process is a technical problem which needs to be solved urgently for technical personnel in the field.
Disclosure of Invention
In order to overcome the above-mentioned shortcomings in the prior art, the present invention provides a water treatment device, method and system. The water treatment device has good surface water purification effect and low human resource consumption, and can automatically monitor and control the microwave catalytic oxidation water treatment process and improve the surface water purification efficiency.
In terms of a water treatment device, a preferred embodiment of the present invention provides a water treatment device. The water treatment device comprises:
the surface water transmission unit is used for transmitting surface water;
an oxidant delivery unit for delivering an oxidant;
the microwave water purification unit is respectively communicated with the surface water transmission unit and the oxidant transmission unit and is used for injecting the surface water and the oxidant into the roundabout pipeline and transmitting microwaves to the solid catalyst in the roundabout pipeline so as to heat the solid catalyst, so that catalytic oxidation reaction is carried out among the oxidant, the surface water and the solid catalyst to complete surface water purification; and
and the control unit is respectively electrically connected with the surface water transmission unit, the oxidant transmission unit and the microwave water purification unit, and is used for controlling the transmission flow of the surface water and the oxidant and controlling the irradiation intensity and the irradiation time of the microwaves so as to realize surface water purification.
In a preferred embodiment of the present invention, the microwave water purification unit includes a microwave generator for generating uniform microwaves, and a microwave reaction chamber for heating the solid catalyst by the microwaves;
the circuitous pipeline and the microwave generator are arranged in the microwave reaction cavity, and the microwave generator is opposite to the circuitous pipeline, so that the microwaves generated by the microwave generator can heat the solid catalyst in the circuitous pipeline through the pipe wall of the circuitous pipeline.
In a preferred embodiment of the present invention, the microwave generator comprises a plurality of magnetrons uniformly distributed around the circuitous pipe, so that the microwave generator forms a microwave field with uniform intensity around the circuitous pipe.
In a preferred embodiment of the present invention, the bypass pipe includes a plug, the plug is disposed at an opening of the bypass pipe, and a hook capable of fixing the solid catalyst is disposed on the plug that is far from the ground on the bypass pipe, so that the solid catalyst contacts with surface water and the oxidant in the bypass pipe.
In a preferred embodiment of the present invention, the control unit includes a monitoring subunit and a control subunit;
the monitoring subunit is used for monitoring the surface water transmission flow of the surface water transmission unit and the oxidant transmission flow of the oxidant transmission unit, and monitoring the temperature of the purified water obtained after the treatment of the microwave water purification unit;
the regulating and controlling subunit is electrically connected with the monitoring subunit so as to regulate and control the transmission flow of the surface water and the oxidant according to the transmission flow of the surface water and the transmission flow of the oxidant monitored by the monitoring subunit, and regulate and control the irradiation intensity and the irradiation time of the microwaves generated by the microwave water purifying unit according to the temperature of the purified water.
In a preferred embodiment of the present invention, the control unit includes a touch panel, and the control unit displays the surface water transmission flow, the oxidant transmission flow and the purified water temperature monitored by the monitoring subunit through the touch panel, receives an input regulation and control instruction for the surface water transmission flow, the oxidant transmission flow, the irradiation intensity and/or the irradiation time, and controls the regulation and control subunit to perform a regulation and control operation corresponding to the regulation and control instruction.
In a preferred embodiment of the present invention, the water treatment apparatus further includes a safety protection unit, and the control unit is electrically connected to the safety protection unit, so as to control the safety protection unit to perform isolation protection on the corresponding component unit when the surface water transmission flow, the oxidant transmission flow or the purified water temperature monitored by the monitoring subunit is greater than a corresponding preset safety threshold.
In terms of the water treatment method, a preferred embodiment of the present invention provides a water treatment method applied to the water treatment apparatus. The water treatment method comprises the following steps:
injecting surface water and an oxidant into the roundabout pipeline according to the preset surface water transmission flow and the preset oxidant transmission flow, and monitoring the actual transmission flow of the surface water and the actual transmission flow of the oxidant;
emitting microwaves corresponding to a preset microwave irradiation strategy to a solid catalyst in a roundabout pipeline according to the preset microwave irradiation strategy, so that catalytic oxidation reaction is carried out among an oxidant, surface water and the solid catalyst to realize surface water purification, and monitoring the temperature of purified water obtained through purification, wherein the preset microwave irradiation strategy comprises preset irradiation intensity and preset irradiation time corresponding to the microwaves;
and respectively controlling the transmission flow of the surface water, the transmission flow of the oxidant, the irradiation intensity of the microwave and the irradiation time according to the monitored actual transmission flow of the surface water, the monitored actual transmission flow of the oxidant and the monitored temperature of the purified water so as to ensure the normal operation of the water treatment device.
In a preferred embodiment of the present invention, the water treatment method further includes:
and configuring the preset surface water transmission flow, the preset oxidant transmission flow and the preset microwave irradiation strategy.
In terms of a water treatment system, a preferred embodiment of the present invention provides a water treatment system. The water treatment system comprises a power supply device and the water treatment device, wherein the power supply device is electrically connected with the water treatment device to provide electric energy for the water treatment device, so that the water treatment device can normally operate.
Compared with the prior art, the water treatment device, the method and the system provided by the preferred embodiment of the invention have the following beneficial effects: the water treatment device has good surface water purification effect and low human resource consumption, and can automatically monitor and control the microwave catalytic oxidation water treatment process and improve the surface water purification efficiency. Specifically, the water treatment device transmits surface water through a surface water transmission unit; delivering an oxidant through an oxidant delivery unit; injecting surface water and an oxidant into the roundabout pipeline through a microwave water purification unit communicated with the surface water transmission unit and the oxidant transmission unit, and emitting microwaves to a solid catalyst in the roundabout pipeline to heat the solid catalyst, so that catalytic oxidation reaction is performed among the oxidant, the surface water and the solid catalyst to complete surface water purification; the control unit is respectively electrically connected with the surface water transmission unit, the oxidant transmission unit and the microwave water purification unit, so that the transmission flow of the surface water and the oxidant is controlled, and the irradiation intensity and the irradiation time of the microwaves are controlled to realize surface water purification. The water treatment device loads surface water by adopting a circuitous pipeline, so that the heating efficiency of microwaves on the solid catalyst is improved, and the purification efficiency of the surface water is improved.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope of the claims of the present invention, and it is obvious for those skilled in the art that other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a block diagram of a water treatment system according to a preferred embodiment of the present invention.
FIG. 2 is a block diagram of the water treatment apparatus shown in FIG. 1 according to a preferred embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the microwave water purification unit shown in fig. 2 according to a preferred embodiment of the present invention.
Fig. 4 is a block diagram of the control unit shown in fig. 2 according to a preferred embodiment of the present invention.
FIG. 5 is another block diagram of the water treatment device shown in FIG. 1 according to the preferred embodiment of the present invention.
FIG. 6 is a schematic flow chart of a water treatment method according to a preferred embodiment of the present invention.
FIG. 7 is a schematic flow chart of a water treatment method according to a preferred embodiment of the present invention.
Icon: 10-a water treatment system; 100-a water treatment device; 200-a power supply device; 110-surface water transfer unit; 120-an oxidant delivery unit; 130-microwave water purification unit; 140-a control unit; 131-a circuitous pipeline; 132-a microwave generator; 133-microwave reaction cavity; 134-plug; 141-a monitoring subunit; 142-a regulator subunit; 150-safety protection unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Referring to fig. 1, a block diagram of a water treatment system 10 according to a preferred embodiment of the invention is shown. In the embodiment of the present invention, the water treatment system 10 is used for performing a purification treatment on surface water to obtain purified water, so as to achieve environmental protection and resource recycling, wherein the surface water may be, but not limited to, natural lake water, low-lying water, and ground water source with high pollution degree. Specifically, the water treatment system 10 includes a water treatment device 100 and a power supply device 200.
In this embodiment, the water treatment device 100 is used for performing a purification treatment on surface water to be treated to obtain treated purified water, and the power supply device 200 is used for supplying electric energy to the water treatment device 100 to ensure that the water treatment device 100 can normally operate. Specifically, the power supply device 200 is electrically connected to the water treatment device 100, so that the water treatment device 100 can obtain enough energy for performing purification treatment on surface water.
Fig. 2 is a block diagram of the water treatment apparatus 100 shown in fig. 1 according to a preferred embodiment of the present invention. In an embodiment of the present invention, the water treatment apparatus 100 performs a purification treatment on surface water by using a microwave catalytic oxidation water treatment method, and the water treatment apparatus 100 may include: a surface water transmission unit 110, an oxidant transmission unit 120, a microwave water purification unit 130 and a control unit 140.
In the present embodiment, the surface water transfer unit 110 is used to transfer surface water. Specifically, the surface water transmission unit 110 includes a water delivery pump, and the surface water transmission unit 110 may transmit the surface water through the water delivery pump and a surface water transmission pipeline communicated with the water delivery pump.
In this embodiment, the oxidant delivery unit 120 is used to deliver an oxidant. Specifically, the oxidant transmission unit 120 includes a dosing pump, and the oxidant transmission unit 120 may transmit the oxidant through the dosing pump and an oxidant transmission pipeline communicated with the dosing pump. Wherein the oxidizing agent may be, but is not limited to, ozone, hydrogen peroxide, persulfate, hydrogen persulfate, and the like.
In this embodiment, the microwave water purification unit 130 is configured to emit microwaves to the solid catalyst in contact with the surface water transmitted by the surface water transmission unit 110 and the oxidant transmitted by the oxidant transmission unit 120, so as to heat the solid catalyst, so that a catalytic oxidation reaction occurs among the oxidant, the surface water and the solid catalyst, thereby completing a purification process of the surface water.
Specifically, please refer to fig. 3, which is a schematic structural diagram of the microwave water purifying unit 130 shown in fig. 2 according to a preferred embodiment of the present invention. In the embodiment of the present invention, the microwave water purification unit 130 includes a bypass pipe 131, and the microwave water purification unit 130 communicates with the surface water transmission pipe and the oxidant transmission pipe through the bypass pipe 131 to achieve communication between the microwave water purification unit 130 and the surface water transmission unit 110 and the oxidant transmission unit 120, so that the surface water transmitted by the surface water transmission unit 110 and the oxidant transmitted by the oxidant transmission unit 120 are injected into the bypass pipe 131. Wherein, a solid catalyst is placed in the circuitous pipeline 131, and when the surface water and the oxidant are injected into the circuitous pipeline 131, the solid catalyst contacts with the surface water and the oxidant and generates a catalytic oxidation reaction with the surface water and the oxidant under the action of microwaves, thereby realizing the purification treatment of the surface water.
In this embodiment, the bypass pipe 131 may be formed by connecting a plurality of pipes, and the material of the bypass pipe 131 may be, but is not limited to, PPR (polypropylene random copolymer), PTFE (polytetrafluoroethylene), and the like. In this embodiment, the diameter of the bypass pipe 131 ranges from 20mm to 28mm, so that the microwaves emitted from the microwave water purification unit 130 can penetrate through the pipe wall of the bypass pipe 131 to heat the solid catalyst in the bypass pipe 131. In this embodiment, the diameter of the circuitous pipe 131 is preferably 25mm to ensure that the solid catalyst in the circuitous pipe 131 is within the effective penetration range of the microwave emitted from the microwave water purification unit 130. Wherein the solid catalyst may be, but is not limited to, activated carbon.
In this embodiment, the detour pipe 131 includes a plug 134, and the plug 134 is disposed at a pipe opening at a connection position of a plurality of pipes constituting the detour pipe 131, and is used for plugging the pipe opening to ensure that a channel composed of the plurality of pipes is in a detour state, and the surface water and the oxidant can flow in the channel in a detour manner. And a plug 134 for fixing the solid catalyst is provided at a position of the bypass pipe 131 away from the ground, so that the solid catalyst is located in the bypass pipe 131, and when the surface water and the oxidant enter the bypass pipe 131, the solid catalyst contacts the surface water and the oxidant in the bypass pipe 131.
In this embodiment, the microwave water purification unit 130 further includes a microwave generator 132 for generating microwaves with uniform intensity, and a microwave reaction chamber 133 for implementing a heating process of the solid catalyst by the microwaves. The detour pipe 131 and the microwave generator 132 are disposed in the microwave reaction chamber 133, and the microwave generator 132 is opposite to the detour pipe 131, so that the microwaves generated by the microwave generator 132 can heat the solid catalyst in the detour pipe 131 through the pipe wall of the detour pipe 131.
In this embodiment, the microwave generator 132 includes a plurality of magnetrons uniformly distributed around the circuitous pipe 131, so that the plurality of magnetrons form a microwave field with uniform intensity around the circuitous pipe 131. In one embodiment of this embodiment, the number of magnetrons is at least eight to form microwaves of suitable intensity.
Referring to fig. 2 again, in the present embodiment, the control unit 140 is configured to control transmission flow rates of surface water and an oxidant, and control irradiation intensity and irradiation time of the microwaves to purify the surface water. Specifically, the control unit 140 is electrically connected to the surface water transmission unit 110, the oxidant transmission unit 120 and the microwave water purification unit 130, respectively, so as to control the surface water transmission flow rate by controlling the operation state of the water pump, control the oxidant transmission flow rate by controlling the operation state of the dosing pump, and control the microwave irradiation intensity and the microwave irradiation time by controlling the operation state of the microwave generator 132.
Specifically, please refer to fig. 4, which is a block diagram of the control unit 140 shown in fig. 2 according to a preferred embodiment of the present invention. In the embodiment of the present invention, the control unit 140 includes a monitoring subunit 141 and a regulating subunit 142.
In this embodiment, the monitoring subunit 141 is configured to monitor a surface water transmission flow rate of the surface water transmission unit 110 and an oxidant transmission flow rate of the oxidant transmission unit 120, and monitor a temperature of purified water processed by the microwave water purification unit 130. Specifically, the monitoring subunit 141 includes at least two flowmeters, and the monitoring subunit 141 monitors the surface water transfer flow rate of the surface water transfer unit 110 and the oxidant transfer flow rate of the oxidant transfer unit 120 through the at least two flowmeters; the monitoring subunit 141 includes a temperature measuring instrument, and the monitoring subunit 141 monitors the temperature of the purified water through the temperature measuring instrument.
In this embodiment, the regulating and controlling subunit 142 is configured to regulate and control the surface water transmission unit 110 and/or the oxidant transmission unit 120 according to the surface water transmission flow and/or the oxidant transmission flow monitored by the monitoring subunit 141, so as to regulate and control the transmission flow of the surface water and/or the oxidant. The control subunit 142 is further configured to control the irradiation intensity and the irradiation time of the microwaves generated by the microwave water purification unit 130 according to the temperature of the purified water. Specifically, the regulation and control subunit 142 obtains information monitored by the monitoring subunit 141 by electrically connecting with the monitoring subunit 141, and regulates and controls the corresponding component unit according to the information.
In this embodiment, the control unit 140 includes a touch panel, and the control unit 140 displays the surface water transmission flow, the oxidant transmission flow and the purified water temperature monitored by the monitoring subunit 141 through the touch panel, receives the input regulation and control instruction for the surface water transmission flow, the oxidant transmission flow, the irradiation intensity and/or the irradiation time, and controls the regulation and control subunit 142 to execute the regulation and control operation corresponding to the regulation and control instruction. In this embodiment, the regulation and control instruction may be an instruction for a surface water transmission flow rate, an instruction for an oxidant transmission flow rate, an instruction for an irradiation intensity of microwaves, and an instruction for an irradiation time of microwaves, and the specific regulation and control instruction may be set differently according to a requirement of a user.
Fig. 5 is a schematic block diagram of the water treatment apparatus 100 shown in fig. 1 according to another preferred embodiment of the present invention. In the embodiment of the present invention, the water treatment apparatus 100 may further include a safety protection unit 150.
In this embodiment, the safety protection unit 150 is used for safety protection of the surface water transmission unit 110, the oxidant transmission unit 120 and the microwave water purification unit 130. Specifically, in the safety protection unit 150, in a manner of being electrically connected to the control unit 140, when any one of the information of the surface water transmission flow, the oxidant transmission flow and the purified water temperature monitored by the monitoring subunit 141 of the control unit 140 is greater than a corresponding preset safety threshold, the control unit 140 controls the safety protection unit 150 to perform isolation protection on the corresponding component unit.
In this embodiment, the safety protection unit 150 includes at least two fluid stop valves, and the at least two fluid stop valves are respectively installed on the surface water transmission pipeline and the oxidant transmission pipeline, so as to control the corresponding fluid stop valve to stop transmission of the surface water or the oxidant when the surface water transmission flow or the oxidant transmission flow exceeds a corresponding preset safety threshold, thereby implementing isolation protection on the surface water transmission unit 110 or the oxidant transmission unit 120. In this embodiment, the safety protection unit 150 includes a magnetron switch, and when the purified water temperature exceeds a preset safety threshold (for example, the microwave irradiation intensity is too strong, the microwave irradiation time is too long, or the microwave leaks), the safety protection unit 150 controls the magnetron switch to close the magnetron in the microwave reaction cavity 133, so as to implement isolation protection on the microwave water purification unit 130.
Fig. 6 is a schematic flow chart of a water treatment method according to a preferred embodiment of the invention. In the embodiment of the present invention, the water treatment method is applied to the water treatment apparatus 100 shown in fig. 2 or fig. 5, and is used for performing purification treatment on surface water to obtain treated purified water. The specific flow and steps of the water treatment method shown in fig. 6 will be described in detail below.
In an embodiment of the present invention, the water treatment method includes the steps of:
step S210, injecting surface water and oxidant into the detour pipeline 131 according to the preset surface water transmission flow and the preset oxidant transmission flow, and monitoring the actual transmission flow of the surface water and the actual transmission flow of the oxidant.
In this embodiment, the water treatment apparatus 100 controls the surface water transmission unit 110 and the oxidant transmission unit 120 to inject the surface water and the oxidant into the bypass pipe 131 of the microwave water purification unit 130 according to the preset surface water transmission flow rate and the preset oxidant transmission flow rate, respectively, through the control unit 140, and monitors the actual surface water transmission flow rate and the actual oxidant transmission flow rate through the monitoring subunit 141 of the control unit 140.
Step S220, emitting microwaves corresponding to a preset microwave irradiation strategy to the solid catalyst in the roundabout pipeline 131 according to the preset microwave irradiation strategy, enabling catalytic oxidation reaction to occur among the oxidant, the surface water and the solid catalyst to achieve surface water purification, and monitoring the temperature of purified water obtained through purification.
In this embodiment, the preset microwave irradiation strategy is a strategy for emitting microwaves for performing purification treatment on surface water, where the strategy corresponds to the preset surface water transmission flow and the preset oxidant transmission flow. The preset microwave irradiation strategy comprises preset irradiation intensity and preset irradiation time corresponding to microwaves, and the solid catalyst is heated by the microwaves with proper intensity and proper irradiation time, so that catalytic oxidation reaction among the oxidant, the surface water and the solid catalyst is realized, the surface water is purified, and corresponding purified water is obtained. Specifically, the water treatment device 100 controls the microwave generator 132 in the microwave water purification unit 130 through the control unit 140, and emits corresponding microwaves to the solid catalyst in the circuitous pipeline 131 according to the preset irradiation intensity and the preset irradiation time, so as to realize surface water purification. The control unit 140 may monitor the temperature of purified water obtained by purification through the monitoring subunit 141 when the microwave water purification unit 130 performs purification treatment on surface water.
Step S230, controlling the transmission flow rate of the surface water, the transmission flow rate of the oxidizing agent, the irradiation intensity of the microwave, and the irradiation time according to the monitored actual transmission flow rate of the surface water, the monitored actual transmission flow rate of the oxidizing agent, and the monitored temperature of the purified water, so as to ensure the normal operation of the water treatment device 100.
In this embodiment, the regulating and controlling subunit 142 in the control unit 140 may correspondingly regulate and control the surface water transmission unit 110, the oxidant transmission unit 120, and/or the microwave water purification unit 130 according to the actual transmission flow rate of the surface water, the actual transmission flow rate of the oxidant, and the temperature of the purified water, which are monitored by the monitoring subunit 141, so as to control the transmission flow rate of the surface water, the transmission flow rate of the oxidant, the irradiation intensity of the microwaves, and/or the irradiation time of the microwaves, ensure the normal operation of the water treatment device 100, achieve the purification treatment of the surface water, and improve the purification efficiency of the surface water.
In this embodiment, the regulating and controlling subunit 142 may respectively regulate and control the actual transmission flow rate of the surface water, the actual transmission flow rate of the oxidant, the actual irradiation intensity of the microwave, and the actual irradiation time of the microwave according to the preset surface water transmission flow rate, the preset oxidant transmission flow rate, and the preset microwave irradiation strategy; and the actual transmission flow of the surface water, the actual transmission flow of the oxidant, the actual irradiation intensity of the microwaves and/or the actual irradiation time of the microwaves can be regulated according to the input regulation and control instructions for the transmission flow of the surface water, the transmission flow of the oxidant, the irradiation intensity and/or the irradiation time.
Fig. 7 is a schematic flow chart of a water treatment method according to a preferred embodiment of the invention. In an embodiment of the present invention, the water treatment method may further include:
step S209, the preset surface water transmission flow, the preset oxidant transmission flow and the preset microwave irradiation strategy are configured.
In this embodiment, the water treatment device 100 may receive a configuration instruction input by a user through the touch screen, so as to implement configuration processing on the preset surface water transmission flow, the preset oxidant transmission flow, and the preset microwave irradiation strategy; and the preset surface water transmission flow, the preset oxidant transmission flow and the preset microwave irradiation strategy which are led in can be received through an external device in data connection with the water treatment device 100, so that the configuration processing of the preset surface water transmission flow, the preset oxidant transmission flow and the preset microwave irradiation strategy is realized.
In summary, in the water treatment apparatus, the water treatment method and the water treatment system provided in the preferred embodiments of the present invention, the surface water purification effect of the water treatment apparatus is good, the human resource consumption is low, the microwave catalytic oxidation water treatment process can be automatically monitored and controlled, and the surface water purification efficiency is improved. Specifically, the water treatment device transmits surface water through a surface water transmission unit; delivering an oxidant through an oxidant delivery unit; injecting surface water and an oxidant into the roundabout pipeline through a microwave water purification unit communicated with the surface water transmission unit and the oxidant transmission unit, and emitting microwaves to a solid catalyst in the roundabout pipeline to heat the solid catalyst, so that catalytic oxidation reaction is performed among the oxidant, the surface water and the solid catalyst to complete surface water purification; the control unit is respectively electrically connected with the surface water transmission unit, the oxidant transmission unit and the microwave water purification unit, so that the transmission flow of the surface water and the oxidant is controlled, and the irradiation intensity and the irradiation time of the microwaves are controlled to realize surface water purification. The water treatment device loads surface water by adopting a circuitous pipeline, so that the heating efficiency of microwaves on the solid catalyst is improved, and the purification efficiency of the surface water is improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A water treatment device, characterized in that it comprises:
the surface water transmission unit is used for transmitting surface water;
an oxidant delivery unit for delivering an oxidant;
the device is respectively communicated with a surface water transmission unit and an oxidant transmission unit and is used for injecting surface water and oxidant into a roundabout pipeline, the roundabout pipeline comprises a plug, the plug is arranged at the opening of the roundabout pipeline, and a hook capable of fixing a solid catalyst is arranged on the plug which is far away from the ground on the roundabout pipeline so that the solid catalyst is contacted with the surface water and the oxidant in the roundabout pipeline;
the microwave water purification unit is used for emitting microwaves to the solid catalyst in the roundabout pipeline so as to heat the solid catalyst, so that catalytic oxidation reaction is carried out among the oxidant, the surface water and the solid catalyst to complete surface water purification; and
and the control unit is respectively electrically connected with the surface water transmission unit, the oxidant transmission unit and the microwave water purification unit, and is used for controlling the transmission flow of the surface water and the oxidant and controlling the irradiation intensity and the irradiation time of the microwaves so as to realize surface water purification.
2. The water treatment device according to claim 1, wherein the microwave water purification unit comprises a microwave generator for generating uniform microwaves and a microwave reaction chamber for heating the solid catalyst by the microwaves;
the circuitous pipeline and the microwave generator are arranged in the microwave reaction cavity, and the microwave generator is opposite to the circuitous pipeline, so that the microwaves generated by the microwave generator can heat the solid catalyst in the circuitous pipeline through the pipe wall of the circuitous pipeline.
3. The water treatment apparatus of claim 2, wherein the microwave generator comprises a plurality of magnetrons uniformly distributed about the circuitous conduit such that the microwave generator forms a microwave field of uniform intensity about the circuitous conduit.
4. The water treatment device of claim 1, wherein the control unit comprises a monitoring subunit and a regulating subunit;
the monitoring subunit is used for monitoring the surface water transmission flow of the surface water transmission unit and the oxidant transmission flow of the oxidant transmission unit, and monitoring the temperature of the purified water obtained after the treatment of the microwave water purification unit;
the regulating and controlling subunit is electrically connected with the monitoring subunit so as to regulate and control the transmission flow of the surface water and the oxidant according to the transmission flow of the surface water and the transmission flow of the oxidant monitored by the monitoring subunit, and regulate and control the irradiation intensity and the irradiation time of the microwaves generated by the microwave water purifying unit according to the temperature of the purified water.
5. The water treatment device according to claim 4, wherein the control unit comprises a touch screen, and the control unit displays the surface water transmission flow, the oxidant transmission flow and the purified water temperature monitored by the monitoring subunit through the touch screen, receives an input regulation and control instruction for the surface water transmission flow, the oxidant transmission flow, the irradiation intensity and/or the irradiation time, and controls the regulation and control subunit to execute the regulation and control operation corresponding to the regulation and control instruction.
6. The water treatment device according to claim 5, further comprising a safety protection unit, wherein the control unit is electrically connected to the safety protection unit to control the safety protection unit to perform isolation protection on the corresponding component unit when the surface water transmission flow, the oxidant transmission flow or the purified water temperature monitored by the monitoring subunit is greater than a corresponding preset safety threshold.
7. A water treatment method applied to the water treatment device according to any one of claims 1 to 6, characterized by comprising:
injecting surface water and an oxidant into the roundabout pipeline according to the preset surface water transmission flow and the preset oxidant transmission flow, and monitoring the actual transmission flow of the surface water and the actual transmission flow of the oxidant;
emitting microwaves corresponding to a preset microwave irradiation strategy to a solid catalyst in a roundabout pipeline according to the preset microwave irradiation strategy, so that catalytic oxidation reaction is carried out among an oxidant, surface water and the solid catalyst to realize surface water purification, and monitoring the temperature of purified water obtained through purification, wherein the preset microwave irradiation strategy comprises preset irradiation intensity and preset irradiation time corresponding to the microwaves;
and respectively controlling the transmission flow of the surface water, the transmission flow of the oxidant, the irradiation intensity of the microwave and the irradiation time according to the monitored actual transmission flow of the surface water, the monitored actual transmission flow of the oxidant and the monitored temperature of the purified water so as to ensure the normal operation of the water treatment device.
8. The water treatment method according to claim 7, further comprising:
and configuring the preset surface water transmission flow, the preset oxidant transmission flow and the preset microwave irradiation strategy.
9. A water treatment system, characterized in that, the water treatment system comprises a power supply device and the water treatment device of any one of claims 1-6, the power supply device is electrically connected with the water treatment device to supply electric energy to the water treatment device, so that the water treatment device can normally operate.
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| CN103819044A (en) * | 2013-11-21 | 2014-05-28 | 刘风鸣 | Magnetic strengthening ultraviolet light microwave composite variable pressure catalyzed oxidation high-concentration organic wastewater treatment system and method |
| CN206014458U (en) * | 2016-08-13 | 2017-03-15 | 广州越能工业微波设备有限公司 | Microwave sewage processing system |
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| CN103819044A (en) * | 2013-11-21 | 2014-05-28 | 刘风鸣 | Magnetic strengthening ultraviolet light microwave composite variable pressure catalyzed oxidation high-concentration organic wastewater treatment system and method |
| CN206014458U (en) * | 2016-08-13 | 2017-03-15 | 广州越能工业微波设备有限公司 | Microwave sewage processing system |
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