CN115970387A - Water purification system, control method, electronic equipment and storage medium - Google Patents
Water purification system, control method, electronic equipment and storage medium Download PDFInfo
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- CN115970387A CN115970387A CN202211659098.2A CN202211659098A CN115970387A CN 115970387 A CN115970387 A CN 115970387A CN 202211659098 A CN202211659098 A CN 202211659098A CN 115970387 A CN115970387 A CN 115970387A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 248
- 238000000746 purification Methods 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 39
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 95
- 238000011010 flushing procedure Methods 0.000 claims abstract description 66
- 239000012528 membrane Substances 0.000 claims abstract description 58
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 40
- 238000005086 pumping Methods 0.000 claims abstract description 26
- 238000005406 washing Methods 0.000 claims abstract description 16
- 239000002131 composite material Substances 0.000 claims description 25
- 230000015654 memory Effects 0.000 claims description 17
- 239000002351 wastewater Substances 0.000 claims description 15
- 239000012982 microporous membrane Substances 0.000 claims description 8
- 238000000108 ultra-filtration Methods 0.000 claims description 8
- 238000001471 micro-filtration Methods 0.000 claims description 3
- 238000001728 nano-filtration Methods 0.000 claims description 3
- 238000002203 pretreatment Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 17
- 238000004140 cleaning Methods 0.000 description 9
- 238000013016 damping Methods 0.000 description 6
- 239000003344 environmental pollutant Substances 0.000 description 4
- 239000000284 extract Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 238000004590 computer program Methods 0.000 description 3
- 239000008213 purified water Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
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- 238000009991 scouring Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The application provides a water purification system, control method, electronic equipment and storage medium, belongs to water purification technical field, and wherein the system includes: a pretreatment filter element, a pressure stabilizing pump and a reverse osmosis membrane filter element; the first outlet of the pretreatment filter element is connected with the inlet of the pressure stabilizing pump, and the outlet of the pressure stabilizing pump is connected with the inlet of the reverse osmosis membrane filter element; the pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element before the pretreatment filter element is washed. The method comprises the following steps: controlling a pressure stabilizing pump to pump and empty water in the pretreatment filter element; and flushing the pretreatment filter element. Can draw water evacuation processing to the filter core automatically through the steady pressure pump of taking certainly in the water purification system to promote the washing force of water to filter core surface when washing, promote the washing effect of filter core.
Description
Technical Field
The application belongs to the technical field of water purification, and particularly relates to a water purification system, a control method, electronic equipment and a storage medium.
Background
The water purification system usually adopts a pretreatment filter element to carry out pretreatment on raw water, and removes insoluble substances, macromolecular organic matters, microorganisms, suspended solids, bacteria, viruses, colloids and the like so as to improve the water quality of supplied water, delay the pollution of a fine filtration membrane (such as a reverse osmosis membrane) and prolong the service life of the fine filtration membrane. As a pretreatment filter element, the existing cleaning mode comprises manual disassembly and cleaning and automatic washing, and the manual disassembly and cleaning brings inconvenience to users and poor user experience.
Therefore, the automatic flushing mode is a more concerned technical means at present, but the mode can not directly contact with the filter element, and the problem that the service life of the filter element is influenced due to poor cleaning effect exists in the flushing process.
Disclosure of Invention
In order to solve the problem that the cleaning effect of the pretreatment filter element in the washing process is poor and the service life of the filter element is affected, the application provides a water purification system, a control method, electronic equipment and a storage medium, which are used for automatically cleaning the pretreatment filter element so as to prolong the service life of the pretreatment filter element.
In a first aspect, the application provides a water purification system, comprising:
a pretreatment filter element, a pressure stabilizing pump and a reverse osmosis membrane filter element;
the first outlet of the pretreatment filter element is connected with the inlet of the pressure stabilizing pump, and the outlet of the pressure stabilizing pump is connected with the inlet of the reverse osmosis membrane filter element;
the pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element before the pretreatment filter element is washed.
The inlet of the pretreatment filter element is connected with the water inlet of the water purification system, a first valve is arranged on a pipeline between the inlet of the pretreatment filter element and the water inlet of the water purification system, and the first valve is in a closed state when the pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element.
And a second valve is arranged on a pipeline between the first outlet of the pretreatment filter element and the inlet of the pressure stabilizing pump, and the second valve is in an open state when the pressure stabilizing pump extracts and empties water in the pretreatment filter element.
The first outlet of the reverse osmosis membrane filter element is connected with a wastewater port of the water purification system, a third valve is arranged on a pipeline connected with the wastewater port of the water purification system, and the third valve is in an open state when the pressure stabilizing pump extracts and evacuates water in the pretreatment filter element.
The water purification system still includes: and the control module is used for determining a target flushing mode according to the water quality information, controlling the pressure stabilizing pump to extract and empty water in the pretreatment filter element under the condition that the target flushing mode is the first mode, and then flushing the pretreatment filter element.
The water purification system still includes: the composite filter element is used for purifying inlet water and outlet water of the reverse osmosis membrane filter element, a first inlet of the composite filter element is connected with a first outlet of the pretreatment filter element, a second inlet of the composite filter element is connected with a second outlet of the reverse osmosis membrane filter element, a first outlet of the composite filter element is connected with an inlet of the pressure stabilizing pump, and a second outlet of the composite filter element is connected with a water outlet component of the water purification system.
The pretreatment filter element is a microporous membrane filter element, and the microporous membrane filter element comprises any one of an ultrafiltration membrane filter element, a nanofiltration membrane filter element and a microfiltration membrane filter element.
The microporous membrane filter core is an ultrafiltration membrane filter core.
In a second aspect, the present application provides a water purification control method, which is implemented based on the water purification system of the first aspect, and includes:
controlling a pressure stabilizing pump to pump and empty water in the pretreatment filter element;
and flushing the pretreatment filter element.
The water purification control method further comprises the following steps:
determining a target flushing mode according to the water quality information;
and under the condition that the target flushing mode is a first mode, executing the step of pumping and emptying the water in the pretreatment filter element by controlling the pressure stabilizing pump and the step of flushing the pretreatment filter element.
The control pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element and comprises:
and closing the first valve, and opening the second valve, the third valve and the pressure stabilizing pump to enable the pressure stabilizing pump to extract and empty the water in the pretreatment filter element.
The flushing the pretreatment cartridge comprises:
the pressure stabilizing pump is used for extracting water in the pretreatment filter element and emptying the water, and then whether the first time length is reached is judged;
under the condition of reaching the first time length, opening a first valve and a wastewater port, and closing a second valve and a pressure stabilizing pump to enable water to enter the pretreatment filter element for flushing operation for a second time length;
the method further comprises the following steps:
judging whether the frequency of the operation of pumping and emptying the water in the pretreatment filter element by the pressure stabilizing pump and the frequency of the flushing operation reach the preset frequency or not;
and if the preset times are reached, finishing the operation, otherwise, continuously executing the step of controlling the pressure stabilizing pump to pump and empty the water in the pretreatment filter element for the next time and the step of flushing the pretreatment filter element.
The determining of the target flushing mode according to the water quality information comprises the following steps:
if the water quality information is less than or equal to a preset water quality information threshold value, the target flushing mode is a second mode;
and if the water quality information is greater than a preset water quality information threshold value, the target flushing mode is a first mode.
And under the condition that the target flushing mode is the second mode, directly executing the step of flushing the pretreatment filter element.
In a third aspect, the present application provides an electronic device, comprising: one or more processors, and a memory storing instructions that, when executed by the one or more processors, cause the one or more processors to perform the water purification control method.
In a fourth aspect, the present application proposes a computer-readable storage medium storing executable instructions that, when executed, cause a machine to perform the water purification control method.
Has the advantages that:
the application provides a water purification system, a control method, electronic equipment and a storage medium, which can automatically pump water and evacuate a filter element through a pressure stabilizing pump in the water purification system, so that the scouring force of water on the surface of the filter element during flushing is improved, and the flushing effect of the filter element is improved.
Drawings
Fig. 1 is a schematic view of a water purification system according to embodiment 1 of the present application;
fig. 2 is a schematic view of a water purification system according to example 2 of the present application;
fig. 3 is a flow chart of a water purification system in example 3 of the present application;
FIG. 4 is a flow chart of a water purification system according to example 4 of the present application;
FIG. 5 is a flow chart of the control pressure maintaining pump of the embodiment of the present application for pumping and emptying water from the pre-treatment cartridge.
Detailed Description
The disclosure will be further described with reference to the embodiments shown in the drawings.
In a water purification system, a pretreatment filter element is usually adopted to carry out pretreatment on raw water, so that insoluble substances, macromolecular organic matters, microorganisms, suspended solids, bacteria, viruses, colloids and the like are removed, the water quality of supplied water is improved, the pollution of a fine filtration membrane (such as a reverse osmosis membrane) is delayed, and the service life of the fine filtration membrane is prolonged. As a pretreatment filter element, the existing cleaning mode comprises manual disassembly and cleaning and automatic washing, and the manual disassembly and cleaning brings inconvenience to users and poor user experience.
Therefore, the automatic washing mode is a technical means which is concerned at present, but the mode can not directly contact with the filter element, and the problem that the service life of the filter element is influenced due to poor washing effect in the washing process exists.
The application provides a water purification system, control method, electronic equipment and storage medium, the entry of reverse osmosis membrane filter core sets up the surge damping pump, and its effect originally in water purification system is given the reverse osmosis membrane filter core carries out the steady voltage, after the preliminary treatment filter core gets into the mode of washing, at first utilizes the surge damping pump among the water purification system to extract the evacuation to the water in the preliminary treatment filter core, treats that the water evacuation is back again washed the preliminary treatment filter core to promote and wash effect and pollutant removal effect, improvement filter core life.
The method directly utilizes the pressure stabilizing pump matched with the reverse osmosis membrane filter element, and water pumping and emptying treatment are carried out on the pretreatment filter element without additionally purchasing the pressure stabilizing pump; after the pressure stabilizing pump finishes pumping the water in the filter element, the filter element is washed. Therefore, the cost of purchasing the pump is saved, and the flushing effect of the filter element is improved.
Example 1:
this embodiment proposes a water purification system, as shown in fig. 1, includes:
a pretreatment filter element, a pressure stabilizing pump and a reverse osmosis membrane filter element; in some implementations, the pretreatment filter element can be a microporous membrane filter element, and the microporous membrane filter element can include any one of an ultrafiltration membrane filter element, a nanofiltration membrane filter element, and a microfiltration membrane filter element, wherein the microporous membrane filter element can be an ultrafiltration membrane filter element.
The first outlet of the pretreatment filter element is connected with the inlet of the pressure stabilizing pump, and the outlet of the pressure stabilizing pump is connected with the inlet of the reverse osmosis membrane filter element;
the pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element before the pretreatment filter element is washed.
The first outlet of the pretreatment filter element is connected with the inlet of the pressure stabilizing pump, the outlet of the pressure stabilizing pump is connected with the inlet of the reverse osmosis membrane filter element, wherein the connection comprises direct connection and indirect connection, the indirect connection can mean that the first outlet of the pretreatment filter element is connected with the inlet of the pressure stabilizing pump through a pipeline, other devices can be arranged on the pipeline between the first outlet of the pretreatment filter element and the inlet of the pressure stabilizing pump, and other indirect connection situations can be indicated in practical application. In the related technology, the pressure stabilizing pump is used as a necessary part in the water purification system, and has the effect of only stabilizing the pressure of the reverse osmosis membrane filter element and does not have the effect of pumping and draining water.
The inlet of the pretreatment filter element is connected with the water inlet of the water purification system, a first valve is arranged on a pipeline between the inlet of the pretreatment filter element and the water inlet of the water purification system, and the first valve is in a closed state when the pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element.
And a second valve is arranged on a pipeline between the first outlet of the pretreatment filter element and the inlet of the pressure stabilizing pump, and the second valve is in an open state when the pressure stabilizing pump is used for extracting and emptying water in the pretreatment filter element.
The first outlet of the reverse osmosis membrane filter element is connected with a waste water port of the water purification system, a third valve is arranged on a pipeline connecting the reverse osmosis membrane filter element with the waste water port of the water purification system, and the third valve is in an open state when the pressure stabilizing pump extracts and empties water in the pretreatment filter element.
And the second outlet of the pretreatment filter element is connected with a wastewater outlet of the water purification system.
The water purification system still includes: and the control module is used for determining a target flushing mode according to the water quality information, controlling the pressure stabilizing pump to pump and empty water in the pretreatment filter element under the condition that the target flushing mode is a first mode, and then flushing the pretreatment filter element.
The embodiment provides a water purification system, which utilizes a pressure stabilizing pump connected between a first outlet of a pretreatment filter element and an inlet of a reverse osmosis membrane filter element to extract and empty water in the pretreatment filter element before flushing, and utilizes a control module to control the opening or closing of a first valve, a second valve and a third valve, so that the water in the pretreatment filter element is extracted and emptied before the pretreatment filter element is flushed. The utility model provides a water purification system has saved the cost that need purchase the suction pump because of the evacuation water to promote the washing effect of filter core, improved filter core life.
Example 2:
this embodiment proposes a water purification system, as shown in fig. 3, includes:
a pretreatment filter element, a pressure stabilizing pump and a reverse osmosis membrane filter element;
the first outlet of the pretreatment filter element is connected with the inlet of the pressure stabilizing pump, and the outlet of the pressure stabilizing pump is connected with the inlet of the reverse osmosis membrane filter element;
the pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element before the pretreatment filter element is flushed;
the composite filter element is used for purifying inlet water and outlet water of the reverse osmosis membrane filter element, a first inlet of the composite filter element is connected with a first outlet of the pretreatment filter element, a second inlet of the composite filter element is connected with a second outlet of the reverse osmosis membrane filter element, a first outlet of the composite filter element is connected with an inlet of the pressure stabilizing pump, a second outlet of the composite filter element is connected with a water outlet component of the water purification system, the water outlet component is a faucet in the embodiment and can also adopt other components, and the embodiment is not specifically limited.
The embodiment provides a water purification system, not only includes preliminary treatment filter core, reverse osmosis membrane filter core, surge damping pump, has still included composite filter core to composite filter core can purify the income water and the play water of reverse osmosis membrane filter core, and the first export of composite filter core and the entry linkage of surge damping pump this moment, and the surge damping pump sets up at composite filter core's first export and between the entry of reverse osmosis membrane filter core, and the effect of surge damping pump is: on one hand, the reverse osmosis membrane filter element is subjected to pressure stabilization, and on the other hand, water in the pretreatment filter element is extracted and drained before the pretreatment filter element is flushed.
The inlet of the pretreatment filter element is connected with the water inlet of the water purification system, a first valve is arranged on a pipeline between the inlet of the pretreatment filter element and the water inlet of the water purification system, and the first valve is in a closed state when the pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element.
And a second valve is arranged on a pipeline between the first outlet of the pretreatment filter element and the inlet of the pressure stabilizing pump, and the second valve is in an open state when the pressure stabilizing pump is used for extracting and emptying water in the pretreatment filter element.
The first outlet of the reverse osmosis membrane filter element is connected with a waste water port of the water purification system, a third valve is arranged on a pipeline connecting the reverse osmosis membrane filter element with the waste water port of the water purification system, and the third valve is in an open state when the pressure stabilizing pump extracts and empties water in the pretreatment filter element.
And the second outlet of the pretreatment filter element is connected with a wastewater outlet of the water purification system.
And a check valve is arranged on a pipeline between the second inlet of the composite filter element and the second outlet of the reverse osmosis membrane filter element and used for preventing water in the composite filter element from flowing backwards to the reverse osmosis membrane filter element.
The water purification system still includes: and the control module is used for determining a target flushing mode according to the water quality information, controlling the pressure stabilizing pump to extract and empty water in the pretreatment filter element under the condition that the target flushing mode is the first mode, and then flushing the pretreatment filter element.
As shown in fig. 2, the user can control the purified pure water to flow out of the water purification system through the high-voltage switch.
The embodiment provides a water purification system, which comprises a pretreatment filter element, a reverse osmosis membrane filter element, a pressure stabilizing pump and a composite filter element, wherein a first outlet of the composite filter element is connected with an inlet of the pressure stabilizing pump, the pressure stabilizing pump is arranged between the first outlet of the composite filter element and the inlet of the reverse osmosis membrane filter element, and a control module controls the opening and closing of a first valve, a second valve and a third valve to realize the extraction and evacuation of water in the pretreatment filter element before the pretreatment filter element is washed. After the pretreatment filter element enters a flushing mode, firstly, a pressure stabilizing pump arranged between a first outlet of the composite filter element and an inlet of the reverse osmosis membrane filter element is utilized to extract and evacuate water in the pretreatment filter element, and the pretreatment filter element is flushed after the water is evacuated, so that the flushing effect and the pollutant removal effect are improved, and the service life of the filter element is prolonged.
Example 3:
the present embodiment provides a water purification control method, which is implemented based on the water purification system described in embodiment 1 or embodiment 2, as shown in fig. 3, including:
step S1: controlling a pressure stabilizing pump to pump and empty water in the pretreatment filter element;
the control pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element and comprises:
and closing the first valve, and opening the second valve, the third valve and the pressure stabilizing pump to pump and empty the water in the pretreatment filter element by the pressure stabilizing pump.
Step S2: and flushing the pretreatment filter element.
The flushing the pretreatment cartridge comprises:
the pressure stabilizing pump is used for extracting water in the pretreatment filter element and judging whether the water reaches a first time length or not after the water is emptied;
under the condition of reaching the first time length, opening a first valve and a wastewater port, and closing a second valve and a pressure stabilizing pump to enable water to enter the pretreatment filter element for flushing operation for a second time length;
the method further comprises the following steps:
judging whether the frequency of the operation of pumping and emptying the water in the pretreatment filter element by the pressure stabilizing pump and the frequency of the flushing operation reach the preset frequency or not;
if the preset times are reached, finishing the operation, otherwise, continuously executing the step of controlling the pressure stabilizing pump to pump and empty the water in the pretreatment filter element for the next time and the step of flushing the pretreatment filter element.
The preset flushing frequency, the first time length and the second time length can be set according to actual requirements, for example, the preset flushing frequency can be set to be 2 times, 3 times, 5 times and the like, the first time length can be set to be 3s, 5s and the like, and the second time length can be set to be 10s, 20s, 30s and the like.
The embodiment provides a water purification control method, which comprises the steps of firstly closing a first valve, opening a second valve, a third valve and a pressure stabilizing pump, and enabling the pressure stabilizing pump to extract and empty water in a pretreatment filter element; secondly, judging whether the water in the pretreatment filter element is pumped and emptied by the pressure stabilizing pump to reach a first time length; under the condition of reaching the first time length, opening a first valve and a wastewater port, and closing a second valve and a pressure stabilizing pump to enable water to enter the pretreatment filter element for flushing operation for a second time length; and if the preset times are reached, ending the process. This embodiment utilizes the steady voltage pump to extract the evacuation to the water in the preliminary treatment filter core before the filter core washes earlier, when the raw water is just towards or the water purification recoil like this (the raw water is just towards and is referred to unpurified water and flows in from the water inlet, wash the preliminary treatment filter core, the water purification recoil refers to and washes the preliminary treatment filter core from water that flows out in the water purification branch road is reversed), the state of being full of water in the preliminary treatment filter core relatively, the dynamics of washing out at this moment is big, take away the pollutant more effectively, promote and wash the effect, the life of extension filter core.
Example 4:
the present embodiment provides a water purification control method, which is implemented based on the water purification system described in embodiment 1 or embodiment 2, as shown in fig. 4 and fig. 5, including:
controlling a pressure stabilizing pump to pump and empty water in the pretreatment filter element;
and flushing the pretreatment filter element.
The water purification control method further comprises the following steps:
step S100: determining a target flushing mode according to the water quality information;
step S200: and under the condition that the target flushing mode is a first mode, executing the step of controlling the pressure stabilizing pump to pump and empty water in the pretreatment filter element and the step of flushing the pretreatment filter element.
The control pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element and comprises:
step S200.1: and closing the first valve, and opening the second valve, the third valve and the pressure stabilizing pump to pump and empty the water in the pretreatment filter element by the pressure stabilizing pump.
Step S200.2: the pressure stabilizing pump is used for extracting water in the pretreatment filter element and judging whether the water reaches a first time length or not after the water is emptied;
step S200.3: under the condition of reaching the first time length, opening a first valve and a wastewater port, and closing a second valve and a pressure stabilizing pump to enable water to enter the pretreatment filter element for flushing operation for a second time length;
step S200.4: judging whether the times of the operation of pumping and emptying the water in the pretreatment filter element and the washing operation by the pressure stabilizing pump reach preset times or not;
step S200.5: if the preset times are reached, ending;
step S200.6: otherwise, continuing to execute the step of controlling the pressure stabilizing pump to pump and empty the water in the pretreatment filter element for the next time and the step of flushing the pretreatment filter element.
The determining of the target flushing mode according to the water quality information comprises the following steps:
step S100.1: if the water quality information is less than or equal to a preset water quality information threshold value, the target flushing mode is a second mode;
step S100.2: and if the water quality information is greater than a preset water quality information threshold value, the target flushing mode is a first mode.
Further, when the pretreatment filter element needing to be washed is a single pretreatment filter element or two pretreatment filter elements connected in parallel or two pretreatment filter elements are compounded into one filter element;
when the ultrafiltration membrane needing to be washed is filtered into a single pretreatment filter element, a mode that raw water is fed and positively washed by the pretreatment filter element is adopted, namely, the raw water which is not purified flows into a water inlet, and the pretreatment filter element needing to be washed is washed.
When the ultrafiltration membrane needing to be washed is filtered into two parallel pretreatment filter cores or two pretreatment filter cores are compounded into one filter core, a mode of mutual washing of purified water is adopted, namely, purified water produced by one pretreatment filter core backflushs the other pretreatment filter core, and purified water produced by the other pretreatment filter core backflushs the previous pretreatment filter core when washing next time.
The embodiment provides a clean water control method, which determines a target flushing mode according to local water quality information, wherein the sources of the local water quality information comprise: detecting by using a TDS (Total Dissolved Solids) sensor to obtain local water quality information; or local water quality information is matched by adopting water quality databases all over the country to obtain the local water quality information; or setting a standard flow attenuation value to be compared and identified with the flow value attenuation trend of local pure water, and obtaining local water quality information. If the water quality information is less than or equal to a preset water quality information threshold value, the target flushing mode is a second mode, and the step of pumping water and emptying the pretreatment filter element is not needed; and if the water quality information is larger than a preset water quality information threshold value, firstly, pumping water and emptying the pretreatment filter element, and then, flushing the pretreatment filter element. The embodiment further pertinently improves the removal effect of pollutants, prolongs the service life of the filter element and improves the user experience.
Example 5:
the present embodiment proposes an electronic device, including: one or more processors, and a memory storing instructions that, when executed by the one or more processors, cause the one or more processors to perform the water purification control method.
The electronic device may be a mobile phone, a computer, a tablet computer, or the like, and includes a memory and a processor, where the memory stores a computer program, and the computer program is executed by the processor to implement the water purification control method as described in the embodiments. It is to be appreciated that the electronic device can also include input/output (I/O) interfaces, as well as communication components.
The processor is used for executing all or part of the steps in the water purification control method in the embodiment. The memory is used to store various types of data, which may include, for example, instructions for any application or method in the electronic device, as well as application-related data.
The Processor may be an Application Specific Integrated Circuit (ASIC), a Digital Signal Processor (DSP), a Programmable Logic Device (PLD), a Field Programmable Gate Array (FPGA), a controller, a microcontroller, a microprocessor, or other electronic components, and is configured to execute the water purification control method described in the foregoing embodiments.
Example 6:
the present embodiments propose a computer-readable storage medium storing executable instructions that, when executed, cause a machine to perform the water purification control method.
Each functional unit in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium.
Based on such understanding, the technical solution of the present application or portions thereof that substantially contribute to the prior art may be embodied in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present application.
And the aforementioned storage medium includes: flash Memory, hard disks, multimedia cards, card-type memories (e.g., SD (Secure Digital Memory Card) or DX (Memory Data Register, MDR abbreviation, memory Data Register) memories, etc.), random Access Memories (RAM), static Random Access Memories (SRAM), read Only Memories (ROM), electrically Erasable Programmable Read Only Memories (EEPROM), programmable Read Only Memories (PROM), magnetic memories, magnetic disks, optical disks, servers, APPs (Application), application stores, etc., various media capable of storing program check codes, on which computer programs are stored, which when executed by a processor, implement the steps of the above-described water purification control method.
The embodiments in the disclosure are described in a progressive manner, and the same and similar parts among the embodiments can be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The scope of the present disclosure is not limited to the above-described embodiments, and it is apparent that various modifications and variations can be made to the present disclosure by those skilled in the art without departing from the scope and spirit of the present disclosure. It is intended that the present disclosure also cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.
Claims (16)
1. A water purification system, characterized in that includes: a pretreatment filter element, a pressure stabilizing pump and a reverse osmosis membrane filter element;
the first outlet of the pretreatment filter element is connected with the inlet of the pressure stabilizing pump, and the outlet of the pressure stabilizing pump is connected with the inlet of the reverse osmosis membrane filter element;
the pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element before the pretreatment filter element is washed.
2. The water purification system of claim 1, wherein the inlet of the pretreatment cartridge is connected to the water inlet of the water purification system, and a first valve is disposed on a pipeline between the inlet of the pretreatment cartridge and the water inlet of the water purification system, and the first valve is in a closed state when the pressure maintaining pump is used for pumping and emptying water in the pretreatment cartridge.
3. The water purification system of claim 1, wherein a second valve is disposed in a line between the first outlet of the pretreatment filter element and the inlet of the pressure maintaining pump, and the second valve is in an open state when the pressure maintaining pump is used for pumping and emptying water in the pretreatment filter element.
4. The water purification system of claim 1, wherein the first outlet of the reverse osmosis membrane filter element is connected with a waste water port of the water purification system, a third valve is arranged on a pipeline connecting the reverse osmosis membrane filter element with the waste water port of the water purification system, and the third valve is in an open state when the pressure stabilizing pump is used for pumping and emptying water in the pretreatment filter element.
5. The water purification system of claim 2, 3 or 4, further comprising: and the control module is used for determining a target flushing mode according to the water quality information, controlling the pressure stabilizing pump to extract and empty water in the pretreatment filter element under the condition that the target flushing mode is the first mode, and then flushing the pretreatment filter element.
6. The water purification system of claim 4, further comprising: the composite filter element is used for purifying inlet water and outlet water of the reverse osmosis membrane filter element, a first inlet of the composite filter element is connected with a first outlet of the pretreatment filter element, a second inlet of the composite filter element is connected with a second outlet of the reverse osmosis membrane filter element, a first outlet of the composite filter element is connected with an inlet of the pressure stabilizing pump, and a second outlet of the composite filter element is connected with a water outlet component of the water purification system.
7. The water purification system of claim 1, wherein the pretreatment cartridge is a microporous membrane cartridge comprising any one of an ultrafiltration membrane cartridge, a nanofiltration membrane cartridge, and a microfiltration membrane cartridge.
8. The water purification system of claim 7, wherein the microporous membrane cartridge is an ultrafiltration membrane cartridge.
9. A water purification control method, which is implemented based on the water purification system according to any one of claims 1 to 9, comprising:
controlling a pressure stabilizing pump to pump and empty water in the pretreatment filter element;
and flushing the pretreatment filter element.
10. The water purification control method according to claim 9, further comprising:
determining a target flushing mode according to the water quality information;
and under the condition that the target flushing mode is a first mode, executing the step of pumping and emptying the water in the pretreatment filter element by controlling the pressure stabilizing pump and the step of flushing the pretreatment filter element.
11. The water purification control method of claim 9, wherein the step of controlling the pressure stabilizing pump to pump and drain the water in the pretreatment filter element comprises the following steps:
and closing the first valve, and opening the second valve, the third valve and the pressure stabilizing pump to enable the pressure stabilizing pump to extract and empty the water in the pretreatment filter element.
12. The water purification control method of claim 9, wherein the flushing the pre-treatment cartridge comprises:
the pressure stabilizing pump is used for extracting water in the pretreatment filter element and judging whether the water reaches a first time length or not after the water is emptied;
under the condition of reaching the first time length, opening a first valve and a wastewater port, and closing a second valve and a pressure stabilizing pump to enable water to enter the pretreatment filter element for flushing operation for a second time length;
the method further comprises the following steps:
judging whether the times of the operation of pumping and emptying the water in the pretreatment filter element and the washing operation by the pressure stabilizing pump reach preset times or not;
and if the preset times are reached, finishing the operation, otherwise, continuously executing the step of controlling the pressure stabilizing pump to pump and empty the water in the pretreatment filter element for the next time and the step of flushing the pretreatment filter element.
13. The water purification control method of claim 10, wherein the determining a target flushing mode according to the water quality information comprises:
if the water quality information is less than or equal to a preset water quality information threshold value, the target flushing mode is a second mode;
and if the water quality information is greater than a preset water quality information threshold value, the target flushing mode is a first mode.
14. The water purification control method of claim 10, wherein the step of flushing the pre-treatment filter cartridge is directly performed in a case where the target flushing mode is the second mode.
15. An electronic device, comprising: one or more processors, and a memory storing instructions that, when executed by the one or more processors, cause the one or more processors to perform the water purification control method of any one of claims 9-14.
16. A computer readable storage medium characterized in that it stores executable instructions that when executed cause a machine to perform the water purification control method of any one of claims 9-14 above.
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