TWI690492B - Water purification device and water purification system - Google Patents

Abstract

A water purification device and a water purification system are provided to solve the incapability of the conventional water purification device to move to different areas for purifying the water in those areas. The water purification device includes a floating deck, a thrust device connected to the floating deck, and a photo catalyst water purifier connected to the floating deck. The photo catalyst water purifier includes a plurality of photo catalyst fins and a light source that triggers a photocatalytic reaction through the plurality of photo catalyst fins.

Description

Water quality purification device and system

The invention relates to a water quality purification device and system, in particular to a water quality purification device and system which can detect and obtain the water quality status of a detection area and analyze whether purification is required.

In recent years, due to the growth of the population and the increased demand for some high-economic-value aquatic products (such as grouper, crabs, etc.), aquaculture fisheries have flourished. Under such conditions, the quality and management of aquaculture pond water have become relatively important. a lot of.

At present, the conventional water purifiers used to maintain the water quality of the breeding ponds are mostly fixed water purifiers that need to be fixed at the predetermined positions of the breeding ponds, and each conventional water purifier can effectively purify the water. It is necessary to set up a conventional water purifier every predetermined distance according to the size of the breeding pond, resulting in high initial investment costs of the breeding equipment, and subsequent energy consumption and maintenance costs are difficult to reduce.

In particular, the current management of aquaculture pond water is almost to make several water purifiers in the same aquaculture pond operate simultaneously for a predetermined time and shut down simultaneously. However, the water produced in the breeding pond may prefer to accumulate in specific parts of the pond water due to biological characteristics, which makes the accumulation of remaining feed and excreta in the breeding pond uneven, resulting in uneven water quality in the breeding pond. Therefore, the aforementioned management methods of aquaculture pond water may result in excessive purification of clean water, resulting in unnecessary energy consumption; worse, there will be dirty water. In the case of purification, the water purifier Stop shipping After such a long-term accumulation, it is easy to cause the problem of uncontrollable water quality, causing collective illness or death of aquatic products, and causing huge losses to farmers, so it is necessary to improve it.

In order to solve the above problems, an object of the present invention is to provide a water quality purification device that can move and purify water on the water.

The next object of the present invention is to provide a water quality purification device and system that can control the movement path and residence time of the water quality purification device according to the water quality detection result to ensure that the water quality can be purified to a certain standard.

Another object of the present invention is to provide a water quality purification device and system that can utilize renewable energy to reduce operating costs.

The directivity or its approximate terms in the entire text of the present invention, such as "front", "back", "left", "right", "upper (top)", "lower (bottom)", "inner", "outer" , "Side", etc., mainly refer to the directions of the attached drawings, and each directivity or its approximate terms are only used to help explain and understand the embodiments of the present invention, not to limit the present invention.

The use of the quantifier "a" or "one" in the elements and components described throughout the present invention is for convenience and provides the usual meaning of the scope of the present invention; in the present invention, it should be interpreted as including one or at least one, and single The concept of also includes the plural case unless it clearly means something else.

The approximate terms "combination", "combination", or "assembly" described throughout the present invention mainly include the types that can be separated without damaging the components after connection, or the components cannot be detached after connection, which is common knowledge in the art. It can be selected according to the material or assembly requirements of the components to be connected.

The water quality purification device of the present invention comprises: a water quality purification device comprising: A floating carrier; a propeller connected to the floating carrier; and a photocatalyst purifier connected to the floating carrier, the photocatalyst purifier has a plurality of photocatalyst fins and a catalytic reaction for the photocatalyst fins A light source, wherein the propeller and the photocatalyst purifier are assembled on a carrier body of the floating carrier, the photocatalyst fins are located at the bottom of the floating carrier, the carrier body is made of waterproof material The housing has an air chamber located at the middle lower part of the carrier body, the light source is installed in the air chamber, the photocatalyst fins are connected to a portion of the housing corresponding to the air chamber, and the place The housing is light-permeable.

The water purification system of the present invention includes the above-mentioned water purification device, and further includes: several detectors, distributed in a water body, and used to detect the water quality status of the water body to generate a water quality information; a signal receiver, Located on the floating carrier and coupled to the plurality of detectors, the signal receiver is used to receive water quality information of each detector; and a processor is coupled to the signal receiver and used to analyze one of the water quality information Whether the content of pollutants exceeds an upper threshold, and if the analysis result is yes, a driving signal is sent to the propeller of the floating vehicle to drive the propeller to operate so that the content of the pollutant of the floating vehicle towards the water quality exceeds the threshold The detector of the upper threshold moves in the direction, and emits a light-emitting signal to the light source, so that the photocatalyst fins generate a catalytic reaction.

According to this, the water purification device of the present invention, by virtue of the mobility provided by the propeller, enables the present invention to move and purify water in each detection area of a water body. Compared with the conventional fixed water purifier, the present invention can At the same time reduce the installation and maintenance costs of breeding equipment. In addition, the water purification system of the present invention can detect and analyze the water quality by the several detectors and the processor, and use the photocatalyst purifier to purify a specific area to ensure that the water quality of the water body can easily reach a certain standard. In addition, the water quality purification system of the present invention can adjust the movement path of the water quality purification device and each time of water purification according to the needs of users. Overall, the water purification device of the present invention has excellent mobility, which can not only effectively use the space in the gas chamber, but also enable the several photocatalyst fins to penetrate deeper into the water body, and can be controlled by the water purification system of the present invention Purify the itinerary and operating time to avoid Unnecessary energy consumption is caused by excessive purification, or insufficient purification results in uncontrolled water quality, which has the effect of improving the efficiency of water quality management.

Wherein, the thruster and the photocatalyst purifier group can be mounted on a carrier body of the floating carrier, a support frame can be connected to the top of the carrier body, and a power generation module can be electrically connected to the thruster and the light source And, the power generation module may have a solar panel mounted on the support frame. In this way, the power generation module can use solar energy to generate electricity to supply and maintain the operation of the thruster and the light source, and elevate the solar panel by the support frame to improve the solar energy conversion efficiency, and use renewable energy to reduce operating costs and It is in line with the environmental protection trend of green energy.

Wherein, the floating vehicle may have a water baffle connected to the vehicle body, the water baffle is located between the propeller and the solar panel. In this way, it has the effect of protecting the solar panel and other components from water splashing and reducing the failure rate.

Wherein, the propeller may have a paddle wheel rotatably provided on one side of the carrier body, the paddle wheel has a hub and a number of rotating blades arranged around the periphery of the hub, and the water baffle plate may be located on the paddle Above the wheel, it can be diametrically opposed to the rotating blades. In this way, the water baffle can be used to prevent the splashes of the paddle wheel from splashing on the solar panel or the processor, to avoid damaging the solar panel and the processor, and to prolong the service life of the product.

Wherein, the surface of each photocatalyst fin may be an uneven surface. In this way, the contact area of each photocatalyst fin with light and water can be increased, which has the effect of improving the water purification efficiency.

In addition, the water purification device may further include a water purification module connected to the floating carrier, the water purification module may have a water inlet, a water outlet and a filter, the filter is located at the water inlet and the Between the water outlets, the water inlet is connected with the water outlet. In this way, the filter can help filter other kinds of pollutants in the water body, and has the effect of improving the water purification effect.

Wherein, the water purification module may be located at the front end of the vehicle body in the direction of travel The nozzle preferably faces the front end of the vehicle body in the direction of travel. In this way, the pool water can be more smoothly guided through the filter, which has the effect of improving the efficiency of water purification.

Wherein, if the water quality pollutant content of each piece of water quality information does not exceed the upper limit threshold, the processor may control the floating vehicle to purify water in several detection areas of the water body along a preset path. In this way, it has the effect of maintaining good water quality.

Wherein, the processor can set a purification time. When the floating vehicle moves to one of the detection areas and the thruster is suspended, the processor starts the reciprocal of the purification time, and When the purge time returns to zero, the propeller is driven to restart, and the floating vehicle moves along the preset path toward the next detection zone. In this way, it has the effect of enhancing the water purification effect of each detection zone.

The water purification system may further include a positioning element located on the floating carrier and coupled to the signal receiver. The positioning element is used to generate a floating carrier coordinate. The processor passes the floating carrier coordinate and A position coordinate of each detector to know that the floating vehicle is currently located in one of the detection areas. In this way, the position of the floating vehicle can be controlled more accurately to control the purification process of the floating vehicle.

1: floating vehicle

11: Vehicle body

12: Support frame

13: Water baffle

2: thruster

21: paddle wheel

211: Wheel

212: Rotating blade

22: Motor

3: photocatalyst purifier

31: Light source

32: Photocatalyst fins

4: Power generation module

41: Solar panel

42: Backup power

5: Water purification module

51: Water inlet

52: filter

53: Outlet

6: detector

7: receiver

8: processor

9: positioning element

[Figure 1] A perspective structural view of a first embodiment of the present invention.

[Figure 2] A cross-sectional view of the first embodiment of the present invention.

[Figure 3] A cross-sectional view of another type of photocatalyst fin used in the present invention.

[Figure 4] A cross-sectional view of a second embodiment of the present invention.

[Figure 5] A system architecture diagram of the present invention.

In order to make the above and other objects, features and advantages of the present invention more obvious and understandable, the preferred embodiments of the present invention are described below in conjunction with the attached drawings, which are described in detail as follows: Please refer to FIG. 1, It is the first embodiment of the water purification device of the present invention, which includes a floating carrier 1, a propeller 2 and a photocatalyst purifier 3, the propeller 2 and the photocatalyst purifier 3 are connected to the floating carrier 1 .

Please refer to FIG. 1 and FIG. 2, the floating carrier 1 has a carrier body 11 that can float on a liquid body of water. The present invention does not limit the form of the carrier body 11 so that the propeller 2 and The assembly and positioning of the photocatalyst purifier 3 are in principle. For example, the carrier body 11 may be made of a material with a density lower than that of water; in this embodiment, the carrier body 11 may be a shell made of waterproof material, and the carrier body 11 may have several gas Chamber S, so that the shell can float on the water body smoothly by the several air chambers S. One of the gas chambers S may be located at the lower middle of the carrier body 11 to assemble the photocatalyst purifier 3 inside and outside the gas chamber S (to be described in detail later). The floating carrier 1 may further have a supporting frame 12 which is preferably connected to the top of the carrier body 11 to maintain the supporting frame 12 from being immersed in the water body and can be used to elevate and support the Some components of the water purification device.

The propeller 2 is used to drive the floating carrier 1 to move on the body of water; for example, the propeller 2 may be a propeller propeller, an air propeller, a water jet propeller, or a paddle wheel propeller, etc., and the propulsion The power source of the device 2 may be electrical energy, fuel oil, gas, or spring, etc., and the invention is not limited thereto. In this embodiment, the propeller 2 may be a paddle wheel propeller, that is, the propeller 2 may have two paddle wheels 21 rotatably disposed on opposite sides of the carrier body 11. Each of the paddle wheels 21 has a hub 211 and a plurality of rotating blades 212 disposed around the outer circumference of the hub 211. The rotating blades 212 are preferably distributed at an equal angle. The two paddle wheels 21 can be driven by a motor 22 to control the rotation speed of the two paddle wheels 21, respectively, so as to control the steering of the floating carrier 1.

The photocatalyst purifier 3 has a light source 31 and a plurality of photocatalyst fins 32. The light The source 31 must be adjacent to and irradiate the photocatalyst fins 32 to facilitate the light to enable each photocatalyst fin 32 to effectively produce a catalytic reaction. The type of the light source 31 is not limited by the present invention, and may be an LED, a light bulb, a light bar, etc., based on the principle that the irradiation energy can trigger the photocatalyst reaction. Preferably, the photocatalyst purifier 3 can be assembled to the carrier body 11 so that the photocatalyst fins 32 can be located at the bottom of the floating carrier 1 so that when the carrier body 11 floats on the body of water, the Several photocatalyst fins 32 can penetrate into the water body. Preferably, the photocatalyst fins 32 can be arranged on the bottom of the floating carrier 1 at equal intervals.

Specifically, in this embodiment, the light source 31 may be installed in the air chamber S located at the lower middle of the carrier body 11, and the photocatalyst fins 32 are connected to the housing corresponding to the air chamber S The outer part, and make the shell there to transmit light, so that the light generated by the light source 31 can effectively promote the catalytic reaction of the photocatalyst fins 32; in this way, not only can the space in the gas chamber S be effectively used It can also make the photocatalyst fins 32 penetrate deeper into the water body to improve the effect of water purification. In particular, referring to FIG. 3, the surface of each photocatalyst fin 32 may be an uneven surface, which increases the contact area of each photocatalyst fin 32 with light and water. In addition, in other embodiments, if the water purification device has a diving function, the photocatalyst fins 32 may also be disposed on the side or top of the overall floating carrier 1.

Please refer to FIG. 1 and FIG. 2 again, the water purification device of this embodiment preferably further includes a power generation module 4 which is electrically connected to the thruster 2 and the light source 31 to make the power generation module 4 The generated electric power can supply and maintain the operation of the thruster 2 and the light source 31. The invention does not limit the power generation method and source of the power generation module 4, and the power generation module 4 is preferably capable of generating electricity using renewable energy such as wind or solar energy, so as to reduce operating costs and comply with green energy environmental protection trends. In this embodiment, the power generation module 4 can be selected as a solar power generation module, and the power generation module 4 can have a solar panel 41 erected on the support frame 12 so that the solar panel 41 can be supported by the The frame 12 is raised to prevent the solar panel 41 from being blocked by other members, so as to raise the solar panel 41 by The area to which the sunlight is irradiated increases the conversion efficiency of solar energy.

In the embodiment with the solar panel 41, the aforementioned floating carrier 1 preferably further has a water baffle 13, which can be disposed between the propeller 2 and the solar panel 41 to enable the propulsion The water splash splashed by the device 2 can be blocked by the water blocking plate 13 to protect the solar panel 41 and other components from water splashing, which can reduce the failure rate. In this embodiment, since the propeller 2 has two paddle wheels 21 located on opposite sides of the vehicle body 11, the number of the water baffle plates 13 is preferably corresponding to two, and are respectively connected to the vehicle body 11 opposite sides; each of the water baffles 13 may be approximately semi-circular, each of the water baffles 13 is located above the corresponding paddle wheel 21, and is radially opposed to a number of rotating blades 212 of the paddle wheel 21, The splash splashed when the paddle wheel 21 rotates is more accurately blocked. Moreover, in other embodiments, if the shape of one side of the carrier body 11 can prevent splashes from splashing into the carrier body 11, a single water blocking plate 13 can also be provided only on the other side of the carrier body 11 That's it.

In addition, the power generation module 4 may also have a backup power source 42 electrically connected to the solar panel 41 to reserve the power generated by the solar panel 41 by the backup power source 42 but not consumed by the thruster 2 and the light source 31, And it can provide stable power to the thruster 2 and the light source 31 at night or when there is no sunlight, which has the functions of avoiding energy waste and improving energy utilization. Wherein, the backup power source 42 replaces the supplementary method, and the invention is not limited thereto. The backup power source 42 may be a battery, a battery, or connected to other power sources, etc., based on the principle of providing power.

According to the foregoing structure, the water purification device of this embodiment can be placed in a body of water, and the floating carrier 1 maintains an appropriate floating state, so that the paddle wheel 21 of the propeller 2 has an appropriate draft depth, and the Several photocatalyst fins 32 extend into the water body, and the power generation module 4 is maintained above the water surface. In this way, when the propeller 2 is operating, the floating carrier 1 can move linearly in the body of water by rotating the two paddle wheels 21 in the same direction and at the same speed, or by rotating the two paddle wheels 21 at different speeds And turn around in the water body to move to different positions in the water body. At the same time, the light generated by the light source 31 causes the photocatalyst fins 32 to produce a catalytic reaction, and Each photocatalyst fin 32 decomposes organic matter in the water body to achieve the effect of purifying water quality.

Please refer to FIG. 4, which is the second embodiment of the water purification device of the present invention. The water purification device of this embodiment may further include a water purification module 5 located on the side of the carrier body 11, the purified water The module 5 has a water inlet 51, a filter 52 and a water outlet 53. The filter 52 is located between the water inlet 51 and the water outlet 53. The water inlet 51 communicates with the water outlet 53. In this way, the water purification module 5 can introduce pool water from the water inlet 51, filter it through the filter 52, and then discharge it from the water outlet 53 to have the effect of purifying water quality. Wherein, the filter 52 can be adjusted and changed according to the water purification requirements such as the filter element material or the filter mesh pores and other filter conditions, which is not limited by the present invention. Preferably, the water purification module 5 can be optionally provided at the front end of the vehicle body 11 in the traveling direction, and the water inlet 51 is further directed toward the front end of the vehicle body 11 in the traveling direction, so as to raise the water passing through the pool The smoothness of the filter 52. Preferably, the diameter of the water inlet 51 is larger than that of the water outlet 53, which has the effect of accelerating the passage of water flow and avoiding backflow of pool water.

Please refer to FIG. 5, which is a preferred embodiment of the water purification system of the present invention. The water purification system includes the water purification device of any of the foregoing embodiments, and further includes a plurality of detectors 6, a signal receiving 7 and a processor 8. The plurality of detectors 6 are distributed in a body of water W. The signal receiver 7 is coupled to each detector 6 and is located on the floating carrier 1. The processor 8 is coupled to the signal receiver器7. Among them, the water body to which the present invention is applicable may be, for example, but not limited to, aquaculture ponds for aquatic product production, and may also include small ornamental fish tanks as small as desktops, as well as breeding ponds such as the Museum of Marine Biology.

The plurality of detectors 6 are used to detect the water quality status of the water body to generate water quality information. Preferably, the plurality of detectors 6 can be distributed in the water body at equal intervals to divide the water body into several detection areas. In this embodiment, each of the detectors 6 may be a nitrite concentration detector, but not limited to this.

The signal receiver 7 is located on the floating carrier 1 and is coupled to the plurality of detectors 6, The signal receiver 7 is used to receive the water quality information of each detector 6. Preferably, the signal receiver 7 is a wireless transmission module. In this embodiment, the signal receiver 7 may be a wireless transmission module such as WiFi, Zigbee, RFID or Bluetooth. Preferably, the signal receiver 7 can be located on the side of the floating carrier 1.

The processor 8 is coupled to the signal receiver 7. The processor 8 can be any electronic device with data storage, calculation and signal generation functions, such as a programmable logic controller (PLC) and a digital signal processor (DSP) , A microcontroller (MCU) or a circuit board with the above functions. The processor 8 can be installed on the floating vehicle 1 and used to analyze the water quality information to define whether the water quality pollutant content of the detection area exceeds an upper threshold, if the analysis result is yes, a driving signal is sent to The thruster 2 drives the thruster 2 to operate, so that the floating vehicle 1 moves toward the detection area where the water pollutant content exceeds the upper limit threshold, and upon reaching the detection area, the processor 8 issues a A light-emitting signal is sent to the light source 31, so that the light source 31 emits bright light, and then the photocatalyst fins 32 generate a catalytic reaction to purify the water body in the detection area. In detail, the processor 8 can be built with an initial position coordinate of the floating carrier 1 and a position coordinate of the plurality of detectors 6, and according to the initial position coordinate and the position coordinates of each detector 6 , The distance of the motor shaft of the thruster 2 is obtained by conversion. Preferably, the processor 8 can be located inside the carrier body 11.

According to the above, if the analysis result is no, the processor 8 can control the floating carrier 1 to purify the water quality of each detection zone of the water body along a preset path. For example, the preset path may be used to purify water quality along the detection areas in a counterclockwise or clockwise manner, or the preset path may be based on the water quality pollutants measured by the detectors 6 The level of the content is to arrange the floating vehicle 1 to give priority to the detection area with serious water pollution, but not limited to this.

Preferably, the processor 8 can also set a purification time. The purification time can be appropriately extended or shortened according to the degree of pollution of the water body to be purified. The technician can understand that I will not repeat them here. Specifically, the floating vehicle 1 moves to a detection area for water purification, and when the thruster 2 is suspended, the processor 8 starts the reciprocal of the purification time, and when the purification time is zero, drives The thruster 2 restarts and moves the floating vehicle 1 along the preset path towards the next detection zone.

Preferably, the water purification device of the present invention may further include a positioning element 9 located on the floating carrier 1 and coupled to the signal receiver 7. The positioning element 9 is used to generate the coordinates of a floating vehicle 1. In this embodiment, the positioning element 9 is a GPS positioning module. Specifically, the processor 8 can use the coordinates of the floating vehicle 1 and the position coordinates of the detectors 6 to know which detector 6 the floating vehicle 1 is currently located in.

In summary, the water purification device of the present invention, by virtue of the maneuverability provided by the propeller, enables the present invention to move and clean water in each detection area. Compared with the conventional water purifier, it can simultaneously reduce the breeding equipment. Installation and maintenance costs; the water quality purification system of the present invention consists of several detectors and the processor to detect and analyze the water quality. The photocatalyst purifier can be used to purify specific areas to ensure that the water quality of the water body reaches a certain standard; The water purification system of the invention can adjust the moving path of the water purification device of the present invention and the water purification time of the water body according to the needs of users. Overall, the water purification device and system of the present invention have excellent mobility, and can use the regeneration of energy through the charging and discharging of solar power generation modules and backup batteries to continuously provide the power required by the device to improve the use Convenience and at the same time reduce costs.

Although the present invention has been disclosed using the above-mentioned preferred embodiments, it is not intended to limit the present invention. Anyone who is familiar with this art without departing from the spirit and scope of the present invention still makes various changes and modifications to the above-mentioned embodiments. The technical scope of the invention is protected, so the scope of protection of the present invention shall be subject to the scope defined in the appended patent application.

1: floating vehicle

11: Vehicle body

12: Support frame

13: Water baffle

2: thruster

21: paddle wheel

211: Wheel

212: Rotating blade

22: Motor

3: photocatalyst purifier

31: Light source

32: Photocatalyst fins

4: Power generation module

41: Solar panel

42: Backup power

Claims (11)

A water quality purification device includes: a floating carrier; a propeller connected to the floating carrier; and a photocatalyst purifier connected to the floating carrier, the photocatalyst purifier has several photocatalyst fins and A light source for generating a catalytic reaction by a plurality of photocatalyst fins, wherein the propeller and the photocatalyst purifier are assembled on a carrier body of the floating carrier, and the photocatalyst fins are located at the bottom of the floating carrier, the carrier The main body is a shell made of waterproof material. The shell has an air chamber located in the middle of the carrier body. The light source is installed in the air chamber. The photocatalyst fins are connected to the shell. The part outside the gas chamber, and the shell at this place can transmit light. The water purification device as described in item 1 of the patent application scope, wherein the propeller and the photocatalyst purifier are assembled on a carrier body of the floating carrier, a support frame is connected to the top of the carrier body, a power generator The module is electrically connected to the pusher and the light source, and the power generation module has a solar panel mounted on the support frame. The water purification device as described in item 2 of the patent application scope, wherein the floating vehicle has a water baffle connected to the vehicle body, and the water baffle is located between the propeller and the solar panel. The water purification device as described in item 3 of the patent application scope, wherein the propeller has a paddle wheel rotatably provided on one side of the carrier body, the paddle wheel has a hub and a number of rings provided on the outer periphery of the hub The rotating blades are located above the paddle wheel and are diametrically opposed to the rotating blades. The water purification device as described in item 1 of the patent application scope, wherein the surface of each photocatalyst fin is an uneven surface. The water purification device as described in any one of the items 1 to 5 of the patent application scope, further includes a water purification module connected to the floating carrier, the water purification module has a water inlet and a water outlet And a filter, the filter is located between the water inlet and the water outlet, the water inlet is in communication with the water outlet. The water purification device as described in item 6 of the patent application range, wherein the water purification module is located at the front end of the vehicle body in the traveling direction, and the water inlet is directed to the front end of the vehicle body in the traveling direction. A water quality purification system is provided with the water quality purification device as described in any one of items 1 to 7 of the patent application scope, and further comprising: several detectors, distributed in a water body, and used to detect the water quality of the water body respectively Status to generate water quality information; a signal receiver located on the floating vehicle and coupled to the plurality of detectors, the signal receiver used to receive water quality information of each of the detectors; and a processor coupled to the signal Receiver, and used to analyze whether the water quality pollutant content of each of the water quality information exceeds an upper threshold, if the analysis result is yes, then send a driving signal to the propeller of the floating vehicle to drive the propeller to operate, The floating vehicle is moved in the direction of the detector whose water pollutant content exceeds the upper limit threshold, and emits a light-emitting signal to the light source, so that the photocatalyst fins generate a catalytic reaction. The water purification system as described in item 8 of the patent application scope, wherein, if the water quality pollutant content of each piece of water quality information does not exceed the upper limit threshold, the processor controls the floating vehicle to Water quality purification is carried out in several detection areas of the water body. The water purification system as described in item 9 of the patent application scope, wherein the processor sets a purification time, when the floating vehicle moves to one of the detection areas, and the thruster is suspended, The processor starts the reciprocal of the purge time, and when the purge time returns to zero, drives the thruster to restart and moves the floating vehicle along the preset path toward the next detection zone. The water purification system as described in item 9 of the patent application scope further includes a positioning element located on the floating carrier and coupled to the signal receiver, the positioning element is used to generate a floating carrier coordinate, the processing Through the coordinates of the floating vehicle and a position coordinate of each detector, the device knows that the floating vehicle is currently located in one of the detection regions.

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