KR101840747B1 - Water purification controlling apparatus for plant reverse osmotic water purifier - Google Patents

Water purification controlling apparatus for plant reverse osmotic water purifier Download PDF

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Publication number
KR101840747B1
KR101840747B1 KR1020150180421A KR20150180421A KR101840747B1 KR 101840747 B1 KR101840747 B1 KR 101840747B1 KR 1020150180421 A KR1020150180421 A KR 1020150180421A KR 20150180421 A KR20150180421 A KR 20150180421A KR 101840747 B1 KR101840747 B1 KR 101840747B1
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South Korea
Prior art keywords
control
function
water
case
plate
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KR1020150180421A
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Korean (ko)
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KR20170072054A (en
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이승영
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이승영
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/04—Controlling the filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/30—Filter housing constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • 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
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • 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
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R31/02—
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
    • H05K1/0203—Cooling of mounted components
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • 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
    • C02F2209/005—Processes using a programmable logic controller [PLC]

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Thermal Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • General Physics & Mathematics (AREA)
  • Nanotechnology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

According to an aspect of the present invention, there is provided a water control apparatus for a middle- or large-sized reverse osmotic pressure water purifier for driving and controlling a middle- or large-sized reverse osmosis pressure water purifier, the water purifier comprising: a box-shaped body made of a thermally conductive material; A case 110 having a heat sink 111 disposed therein; A control module (120) mounted on the PCB and integrated with various electronic components for driving and controlling the middle / large sized reverse osmosis pressure water purifier; And a connection unit (not shown) mounted on the exterior of the case unit 110 for signal connection with the control module 120 and connected to the external device 200 to output a control signal of the control module 120, 130) is provided for the middle / large-sized reverse osmosis water purifier.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water purifier for a reverse osmosis water purifier,

More particularly, the present invention relates to a water purifier for a middle- or large-sized reverse osmotic pressure water purifier, and more particularly, to a water purifier that can miniaturize a product by integrating electronic components used for driving and controlling a middle- It is possible to select and set the driving method of the water purification control device according to the pressure detection, water tank structure and the capacity of the water pump, and to detect the operation state and the abnormality and to automatically control the operation according to the setting, And a water control device for a water purifier.

In general, the middle / large-sized reverse osmosis pressure water purifier is an industrial water purifier using a three-phase water pump to obtain a high water pressure, and a control device is installed together to operate the water pump according to set values.

In addition, various electronic components such as a PLC, an inverter, a current detector, a magnetic switch, a relay, and a SMPS are used as the control device. However, the conventional control device uses a combination of each electronic component manufactured and distributed as a single product, So that it is limited to implement the control function, so there are limitations in providing the functions required in the market, and expensive manufacturing cost is required.

Conventional control of the middle-sized reverse osmotic pressure water purifier has a problem in that it has a large volume because of the combination of the industrial products, the appearance of the product is low, and the cost of the assembly process in the manufacturing process of the water purifier is large. Which is an obstacle to the development of the export market.

Registered Patent Publication No. 10-0502459 (Jul. 11, 2005), a middle- or large-sized reverse osmosis filtration apparatus having a removed water recycling structure.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above problems, and it is an object of the present invention to provide a water purifier which can miniaturize a product by integrating electronic components used for driving and controlling a mid- It is possible to select and set the driving method of the water purifier according to the pressure detection, water tank structure and the capacity of the water pump, and to detect the operation state and the abnormality and to automatically control to operate optimally according to the setting conditions. And a water control device for an osmotic pressure water purifier.

According to an aspect of the present invention, there is provided a water control apparatus for a middle- or large-sized reverse osmotic pressure water purifier for driving and controlling a middle- or large-sized reverse osmosis pressure water purifier, the water purifier comprising: a box-shaped body made of a thermally conductive material; A case 110 having a heat sink 111 disposed therein; A control module (120) mounted on the PCB and integrated with various electronic components for driving and controlling the middle / large sized reverse osmosis pressure water purifier; And a connection unit (not shown) mounted on the exterior of the case unit 110 for signal connection with the control module 120 and connected to the external device 200 to output a control signal of the control module 120, 130) is provided for the middle / large-sized reverse osmosis water purifier.

According to another aspect of the present invention, the case 110 includes a base plate 112 disposed horizontally and having the control module 120 mounted on an upper portion thereof and the heat radiating plate 111 extended on a lower portion thereof, A base plate 114 including a base side plate 113 extending upward from both side ends of the cover plate 112 and a cover plate 115 horizontally disposed at an upper position of the base plate 112, And a cover frame (117) extending downward from both side end portions of the base side plate (113) and including a cover side plate (116) covering both sides of the base side plate (113) A water control apparatus for an osmosis water purifier is provided.

According to another aspect of the present invention, the control module 120 includes an inverter board 121 in which an electronic component for converting applied commercial power and supplying the pump to the water pump and the raw water pump, And a control board 122 on which an electronic component for driving and controlling the inverter board 121 is mounted on a PCB according to input signals or preprogrammed items input from the inverter board 121, (122) is mounted in a stacked structure vertically disposed in the accommodation space.

According to another aspect of the present invention, the control module 120 drives and controls the raw water pump and the valve based on the raw water level detection signal in accordance with an input signal input through the key input unit 140, A water supply water supply function for supplying raw water to the purified water tank, a water supply water supply function for supplying raw water to the purified water tank by driving and controlling the water pump, a history data storing function for storing the operation history data in a memory, A system recovery function for performing a recovery operation according to a pattern when the temperature of the module is changed and an automatic operation frequency control function for adjusting a load operation condition so that a constant temperature is maintained in accordance with an ambient temperature or an internal temperature change of the module, A water control device for a water purifier is provided.

According to another aspect of the present invention, the control module 120 is operated in accordance with an input signal input through the key input unit 140, using either one of a direct supply water supply or a raw water supply , The use of an AC filter, or the use of an AC filter, and is operated by selecting the capacity of the purified water pump according to the capacity of each step of the purified water pump, And is operated in a driving manner conforming to any one of the general formula and pressure type water tank structure.

According to still another aspect of the present invention, there is provided a control method for a vacuum pump including a detection unit 150 for detecting a current (voltage), a temperature, and a short circuit, It has a function to control the raw water pump, the setting function has current, voltage and temperature detection function, the temperature setting has automatic control temperature and stop temperature setting function, and the output acceleration and output decrease time control function start and control the operation frequency The operation frequency control function has a function of controlling the water purification apparatus by arbitrarily setting the operation frequency of the water pump having the three-phase structure. The instantaneous overcurrent prevention function And a water purifier for the middle-large-sized reverse osmosis pressure water purifier.

As described above, according to the present invention,

First, by miniaturizing the product by integrating the electronic components used to drive and controlling the middle and large-sized reverse osmosis water purifier, it detects the operation state and anomaly and automatically controls to operate in the optimum state according to the setting, thereby providing required control function and performance can do.

Second, in the case 110 in which the control module 120 is mounted, the heat radiating plate 111 is integrally formed at a lower portion of the case 110 and has a heat dissipating function, thereby enabling miniaturization and providing a waterproof performance.

In addition, the control circuit parts, which are mounted on the inverter board 121 and generate heat due to high temperature while being switched to convert the input power into the form of a driving power source, are susceptible to heat generation, The heat generated by the switching operation can be prevented from being conducted to the control board 122 by mounting the inverter board 121 on the control board 122. By arranging the inverter board 121 at the lower position adjacent to the heat sink 111, Can be cooled more effectively.

The base side plate 113 forming the both side plates in the width direction W of the case part 110 extends downward to the extended length of the lower end of the heat radiating plate 111, The space A is formed between the two heat sinks 111a disposed on the outermost side of the base side plate 113. The space A is formed in the space A to be cooled by the outside air flowing into the space A, The thermal efficiency can be increased.
The cover side plate 116 which forms the both side plates in the longitudinal direction L of the case part 110 has a lower end joined to the base plate 112 in a state where the base frame 114 and the cover frame 117 are assembled up and down, The heat dissipating efficiency of the cover plate 115 can be increased by contacting the base plate 112 formed with the heat dissipating plate 111 by extending downward to a length that is in surface contact with both side portions in the longitudinal direction L of the cover plate 115. [

Fourth, when the internal temperature of the module rises due to a rise in power supply voltage or ambient temperature due to a strong resistance to environmental change, the automatic control function is operated, and it is driven by a stable operation method that no longer generates heat. .

FIG. 1 and FIG. 2 are a perspective view and an exploded perspective view showing the construction of a water treatment control device for a middle / large-sized reverse osmotic pressure water purifier according to a preferred embodiment of the present invention;
FIG. 3 is a plan sectional view showing the shapes of the base side plate and the heat sink according to the preferred embodiment of the present invention,
FIG. 4 is a block diagram illustrating a functional configuration of a water purifier for a middle / large-sized reverse osmotic pressure water purifier according to a preferred embodiment of the present invention.
5 is a block diagram showing a functional configuration in which a control module according to a preferred embodiment of the present invention is divided into an inverter board and a control board.

The objects, features and advantages of the present invention will become more apparent from the following detailed description. Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

The water purification control device 100 for a middle or large-sized reverse osmosis pressure water purifier according to the preferred embodiment of the present invention is a part of a water purification system, and is a part of a water purification system, and miniaturizes a product by integrating electronic components used for driving / A control module 120, and a connection unit 130, as shown in FIGS. 1 to 4, as a control device for automatically detecting a state of a vehicle, .

First, the case 110 is a case member that covers the control module 120 from the outside and provides a frame to which the connection unit 130 can be mounted. The case 110 is formed of a thermally conductive material and has a hexahedron shape And a plurality of heat dissipating plates 111 arranged upright on the lower surface and extending from one end to the other end along the longitudinal direction L are spaced apart in the width direction W. [

Here, the case 110 may have a hexahedron shape, but may be easily manufactured in a simple structure. For this purpose, the case 110 may include a base frame 114 and a cover frame 117.

More specifically, as shown in FIGS. 1 and 2, the base frame 114 is horizontally disposed, the control module 120 is mounted on an upper surface thereof, and the heat sink 111 is mounted on a lower surface thereof, A base plate 112 forming a lower plate of the case 110 and extending upward from both side edges of the base plate 112 in the width direction W, And a base side plate 113 which forms both side plates.

The cover frame 117 includes a cover plate 115 which is disposed horizontally and spaced apart from the upper portion of the base plate 112 to form an upper plate of the case 110, And a cover side plate 116 extending downward from both side edges in the direction L and forming both side plates in the longitudinal direction L of the case part 110.

The base frame 114 and the cover frame 117 are formed of a thermally conductive material such as aluminum and the base frame 114 is integrally formed with the heat dissipating plate 111, Can be effectively discharged through the heat sink 111 while being transferred along the entire frame.
1 and 2, the cover side plate 116 is formed such that a lower portion thereof is engaged with the base plate 112 in a state where the base frame 114 and the cover frame 117 are vertically engaged with each other, The length of the cover L can be extended downward to a length that is in surface contact with both sides in the direction L, thereby increasing the heat radiation efficiency with respect to the cover side plate 116.

2 and 3, the base side plate 113 extends downward relative to the lower end of the heat dissipating plate 111 so that the lower end of each heat dissipating plate 111 is spaced upward from the mounting surface, (A) between the two heat sinks 111a disposed in the outermost of the width direction W among the heat sinks 111 for introducing the outside air. Therefore, the heat radiation efficiency with respect to the base side plate 113 can be increased by the outside air flowing into the space A. A bracket 118 is formed at the lower end of the base side plate 113 to bend outward and fix the case 110 to the mounting surface by vertically opening the fastening hole 119.

The control module 120 is mounted in the housing space of the case 110 and includes various electronic components for driving and controlling the middle / large-sized reverse osmosis pressure water purifier, and is mounted on the PCB. The control module 120 converts the commercial power, An inverter board 121 in which electronic parts for supplying the raw water pump are mounted on a PCB and electronic parts for driving and controlling the inverter board 121 according to input signals or preprogrammed items input from the key input unit 140 And a control board 122 mounted on the PCB.

4, the inverter board 121 and the control board 122 may be mounted on one PCB at the same time to implement respective functions. As shown in FIGS. 1, 2, and 5, The PCB may be separately mounted with the associated electronic components mounted thereon and may be mounted in a stacked structure vertically arranged in the accommodating space to downsize the overall size of the water control device 100. [

In order to convert the input power into the form of a driving power source, circuit components generating high heat while being switched are mounted on the inverter board 121, and control circuit components that are sensitive to heat generation and cause malfunctions and malfunctions during overheating The heat generated by the switching operation can be prevented from being conducted to the control board 122. By placing the inverter board 121 at a lower position adjacent to the heat sink 111, The heat can be cooled more effectively.
2, the inverter board 121 and the control board 122 are mounted in an accommodating space with a relatively small area than the bottom surface of the accommodating space, And is disposed at a position spaced upward from the inverter board 121 by being supported by the support rods 123 arranged upright on the respective corners of the inverter board 121. [

The connection unit 130 is mounted on the outside of the case unit 110 so as to be connected to the control module 120 and is connected to the external device 200 to output a control signal of the control module 120, Provides interface functions.

Here, the external device 200 may include various components and operation means necessary for driving and controlling the water control device 100 such as a water pump, a commercial power input terminal, a raw water pump, various operation valves and switches.

Although the connecting part 130 is mounted on the base frame 114 of the case part 110, the connecting part 130 may be mounted on the cover frame 117. In this case, A cable for signal connection with the control module 120 mounted therein is mounted.

On the other hand, the control module 120 controls the raw water pump and the valve based on the raw water level detection signal in accordance with an input signal inputted through the key input unit 140 to supply raw water to the raw water tank A water purifying function for watering and purifying the raw water into the purified water tank by driving and controlling the water purifying pump, a history data storing function for storing the operation history data in a memory, A system recovery function to be executed, and an operation frequency automatic control function for adjusting a load operation condition so that a constant temperature is maintained according to an ambient temperature or an internal temperature change of the module.

In addition, the control module 120 provides a selection function for arbitrarily selecting various operation modes according to the user's operation. To this end, the control module 120 inputs the input signal inputted through the key input unit 140, And is operated by any one of filter methods of using or not using an AC filter and is operated by selecting the capacity of a purified water pump according to the capacity of each step of the purified water pump, Or non-detection, and is operated in a driving method conforming to any one of general formula and pressure type tank structures.

Accordingly, the user can selectively operate the function of the water control apparatus 100 according to the structure of the water purification system and the performance required for the control module. For example, if the water tank is not provided and the water is directly connected to the water supply line, if the water supply is selected as the direct water supply system, the set value can be set to be optimally operated according to the selected direct water supply system, .

In addition, by setting the water pump capacity value of the water purification control device in accordance with the capacity of the water purification pump installed in the facility, the operation is controlled so as to be operated in accordance with the water purification pump capacity value.

In addition, it can be operated in the optimum operation mode in the selected operation mode by selecting an AC filter built in the device or an operation method corresponding to the detection of the concentrated water or the structure of the purified water tank.

The water purification control apparatus 100 according to the preferred embodiment of the present invention may further include a detection unit 150 for detecting current (voltage), temperature, and short circuit. In addition, the control module 120 may drive and control the water pump and the raw water pump by PWM switching and V-F control according to the detection signal of the detector 150. [

In addition, the setting function has the function of current, voltage and temperature detection, the temperature setting has automatic control temperature and stop temperature setting function, and the output acceleration and output decrease time control functions are the start and end And the operation frequency control function has a function of controlling the water purification apparatus by arbitrarily setting the operation frequency of the water pump having the three-phase structure, and the overcurrent prevention function instantaneously charged to the charge capacitor Lt; / RTI >

By the structure and function of the water control device 100 according to the preferred embodiment of the present invention as described above, it is possible to miniaturize the product by integrating the electronic components used for driving and controlling the middle / large-sized reverse osmosis pressure water purifier, It is possible to provide the required control function and performance by automatically controlling to operate in the optimal state according to the setting items.

In addition, in the case 110 where the control module 120 is mounted, the heat radiating plate 111 is integrally formed in a lower portion and has a heat radiating function, so that it is possible to miniaturize and provide a waterproof performance.

In addition, due to the strong resistance to environmental changes, when the internal temperature of the module rises due to a rise in the power supply voltage, an ambient temperature, etc., the automatic control function is operated and the device is driven by a stable operation method, .

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the inventions. It will be clear to those who have knowledge.

100 ... water control device 110 ... case portion
111, 111a ... heat sink 112 ... base plate
113 ... base side plate 114 ... base frame
115 ... cover plate 116 ... cover side plate
117 ... cover frame 120 ... control module
121 ... inverter board 122 ... control board
130 ... connection part 140 ... key input part

Claims (5)

A water control apparatus for a medium-sized reverse osmosis pressure water purifier installed as a part of a water purification system for driving and controlling a medium / large-sized reverse osmosis pressure water purifier, the water purification apparatus comprising a thermally conductive material having a hexahedral shape having a receiving space therein, A case 110 having a plurality of heat radiating plates 111 extending from one end to the other end along the direction L and spaced apart in the width direction W; A control module (120) mounted in the accommodation space and mounted on the PCB by integrating various electronic components for driving and controlling the middle / large sized reverse osmosis pressure water purifier; A connection unit 130 connected to the external device 200 to output a control signal of the control module 120 and receiving an external signal so as to be in signal connection with the control module 120, ); And a detection unit (150) for detecting current, temperature, and short circuit,
The case 110 is horizontally disposed and the control module 120 is mounted on the upper surface and the heat radiating plate 111 is integrally formed on the lower surface of the case 110. The base plate 112 And a base side plate 113 extending upward from both side edges of the width direction W of the base plate 112 and forming a side plate in the width direction W of the case 110, And a cover plate 115 formed horizontally and spaced apart from the upper portion of the base plate 112 to form an upper plate of the case 110. The cover plate 115 is downwardly moved from both side edges of the cover plate 115 in the longitudinal direction L, And a cover frame 117 composed of a cover side plate 116 which forms both side plates in the length direction L of the case part 110 while being extended,
The cover side plate 116 is downwardly extended to a length in which the lower portion is in surface contact with both side portions in the longitudinal direction L of the base plate 112 in a state where the base frame 114 and the cover frame 117 are assembled to be vertically engaged, Extended,
The base side plate 113 extends downward longer than the lower end of the heat radiating plate 111 to upwardly separate the lower ends of the respective heat radiating plates 111 from the mounting surface, A space A for introducing outside air is formed between the two heat sinks 111a disposed at the outermost portion and the case portion 110 is formed by bending the lower end of the case 110 by bending outward, A bracket 118 for fixing the bracket 118 to the bracket 118 is formed,
The control module (120)
An inverter board 121 in which electronic components in which high temperature is generated during switching operation to convert input power into a form of a driving power source are mounted on a PCB and control circuit components that cause malfunction and inoperability in case of overheating due to heat generation, Wherein the inverter board 121 and the control board 122 are arranged in a relatively small area than the bottom surface of the accommodating space and horizontally disposed in the accommodating space in a vertically stacked structure, The board 122 is supported by a support bar 123 disposed upright at each corner of the inverter board 121 and disposed at a position spaced upward from the inverter board 121,
A raw water supply function for supplying raw water to the raw water tank by driving and controlling the raw water pump in accordance with the raw water level detection signal in accordance with the input signal inputted through the key input unit 140 and the raw water supply function for driving the water pump to the purified water tank A water recovery function for storing operation history data in a memory, a system recovery function for performing a recovery operation according to a pattern in the case of a stop in an abnormal state, It implements the automatic frequency control function to control the load operation condition so that the constant temperature is maintained.
According to an input signal input through the key input unit 140, the water supply system operates in any one of water supply system selected from water supply direct water supply system or raw water tank supply system, and operates using either an AC filter or an AC filter, The method according to any one of claims 1 to 3, wherein the water pump is operated by selecting a capacity of the water pump according to the capacity of the water pump, Driven manner,
PWM control and VF control method to control the water pump and raw water pump. The setting function has current, voltage and temperature detection function. Temperature setting function has automatic control temperature and stop temperature setting function. Output acceleration and output decrease time The control function has a function of controlling the change time of the starting and ending points for controlling the operation frequency, and the operation frequency control function has a function of controlling the water purification apparatus by arbitrarily setting the operation frequency of the water pump having the three- And an overcurrent protection function at the instant of charging the charging capacitor. delete delete delete delete
KR1020150180421A 2015-12-16 2015-12-16 Water purification controlling apparatus for plant reverse osmotic water purifier KR101840747B1 (en)

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KR101840747B1 true KR101840747B1 (en) 2018-03-21

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102180574B1 (en) * 2017-11-29 2020-11-27 이승영 Apparatus of Controlling Plant Reverse Osmotic Purifier
KR20200049434A (en) * 2018-10-29 2020-05-08 서울바이오시스 주식회사 Fluid treatment device
WO2020091318A1 (en) * 2018-10-29 2020-05-07 서울바이오시스 주식회사 Fluid treatment module

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001102785A (en) * 1999-09-30 2001-04-13 Denso Corp Electronic controller
KR200463465Y1 (en) * 2011-06-07 2012-11-06 월드탑텍(주) Led light

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001102785A (en) * 1999-09-30 2001-04-13 Denso Corp Electronic controller
KR200463465Y1 (en) * 2011-06-07 2012-11-06 월드탑텍(주) Led light

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