KR102420741B1 - Scrubber monitoring data collection apparatus that can collect monitoring data for monitoring of the scrubber and transmit it to an authorized control terminal, and the operating method thereof - Google Patents

Abstract

Disclosed are a scrubber monitoring data collection device and an operating method thereof. The present invention proposes a scrubber monitoring data collection device capable of collecting and transmitting monitoring data for scrubber monitoring to an authorized control terminal and an operating method thereof, so that only certain authorized administrators can conveniently check the monitoring data of the scrubber in real time through the control terminal.

Description

A scrubber monitoring data collection device capable of collecting monitoring data for scrubber monitoring and transmitting it to an authorized control terminal and an operation method thereof TERMINAL, AND THE OPERATING METHOD THEREOF}

The present invention relates to a scrubber monitoring data collection apparatus capable of collecting monitoring data for monitoring of a scrubber and transmitting it to an authenticated control terminal, and an operating method thereof.

Recently, various chemical substances, such as acid, ammonia, etc. discharged from chemical plants have become a problem of air pollution.

For this reason, many factories install and manage air pollution prevention facilities, such as scrubbers, in order to minimize the emission of chemical substances that cause air pollution into the atmosphere.

Such a scrubber is a device that sprays a cleaning solution onto the chemical substances present in the scrubber to lower the contamination level and then discharges it to the atmosphere. It is also necessary to thoroughly manage the equipment in the scrubber.

Existing scrubber management is a method in which the manager visits and manages the scrubber installed on the roof of the factory one by one. There were many problems, such as complaints from neighboring private houses.

In order to solve this problem, it is necessary to build a system that allows the administrator to check the status of the scrubber in real time.

If, after mounting certain sensors in the scrubber, the manager can check the data received from the prescribed sensors through a prescribed control terminal, when an abnormality such as a malfunction or malfunction of the scrubber occurs, the manager can take action quickly. This will help prevent major accidents.

However, since these scrubbers are equipment used in closed environments that require high security, such as factories, research on security technology that allows only authorized administrators to receive and view data collected through sensors mounted on the scrubber is needed

Therefore, there is a need for research related to a technology capable of collecting monitoring data for monitoring the scrubber and transmitting it to an authorized control terminal.

The present invention provides a scrubber monitoring data collection device capable of collecting monitoring data for monitoring the scrubber and transmitting it to an authenticated control terminal and an operating method thereof, so that only a certain authorized administrator can transmit the monitoring data for the scrubber to the control terminal. We want to support you so that you can conveniently check in real time.

The scrubber monitoring data collection device capable of collecting monitoring data for monitoring of the scrubber according to an embodiment of the present invention and transmitting it to an authenticated control terminal transmits the monitoring data to the control terminal at a preset first cycle interval A data transmission event generating unit for generating a monitoring data transmission event for, when the monitoring data transmission event occurs, a water level measuring sensor mounted on the scrubber - The water level measuring sensor is for measuring the level of the cleaning solution stored in the scrubber A sensor - a first receiving unit for receiving a first measurement value for the level of the cleaning liquid from the pH concentration measuring sensor mounted on the scrubber - The pH concentration measuring sensor is to measure the pH concentration of the cleaning liquid stored in the scrubber a second receiving unit for receiving a second measurement value for the pH concentration of the cleaning liquid from - a fan sensor mounted on the scrubber - the fan sensor for measuring a driving current of a blower fan mounted on the scrubber a sensor - a third receiving unit for receiving a third measurement value for the driving current of the blower fan from the injection pressure measurement sensor mounted on the scrubber - The injection pressure measurement sensor is configured to remove contaminants inside the scrubber a sensor for measuring the injection pressure of the injection pump used when the cleaning liquid is injected for A fifth receiver for receiving a fifth measured value for the gas concentration from a sensor - the gas concentration measuring sensor is a sensor for measuring the concentration of gas discharged from the scrubber to the outside; a leak detection sensor mounted on the scrubber - The leak detection sensor is a sensor for measuring a leakage amount per unit time at which the cleaning liquid leaks from the scrubber to the outside - a sixth receiver for receiving a sixth measurement value for the leakage amount of the cleaning liquid from When the first measured value to the sixth measured value are received, the first measured value to the sixth measured value are encrypted to generate encrypted monitoring data, and then a transmission unit for transmitting the encrypted monitoring data to the control terminal include

In addition, the operation method of the scrubber monitoring data collection apparatus capable of collecting monitoring data for monitoring of the scrubber according to an embodiment of the present invention and transmitting it to an authenticated control terminal is a method for collecting the monitoring data at a preset first cycle interval. generating a monitoring data transmission event for transmission to a control terminal; when the monitoring data transmission event occurs, a water level measuring sensor mounted on the scrubber - the water level measuring sensor measures the level of the cleaning solution stored in the scrubber receiving a first measurement value for the level of the cleaning liquid from a sensor for - a pH concentration measurement sensor mounted on the scrubber - The pH concentration measurement sensor is for measuring the pH concentration of the cleaning liquid stored in the scrubber receiving a second measurement value for the pH concentration of the cleaning solution from a sensor, a fan sensor mounted on the scrubber, the fan sensor being a sensor for measuring a driving current of a blower fan mounted on the scrubber receiving a third measurement value for the driving current of the blower fan from receiving a fourth measurement value for the injection pressure of the injection pump from - a sensor for measuring the injection pressure of the injection pump used when is a sensor for measuring the concentration of the gas discharged from the scrubber to the outside - receiving a fifth measured value for the gas concentration from the leak detection sensor mounted on the scrubber - the leak detection sensor is in the scrubber receiving a sixth measurement value for the leakage amount of the cleaning liquid from - a sensor for measuring a leakage amount per unit time through which the cleaning liquid leaks to the outside; and the first to the sixth measurement values When this is received, encrypting the first measured value to the sixth measured value to generate encrypted monitoring data, and then transmitting the encrypted monitoring data to the control terminal.

The present invention provides a scrubber monitoring data collection device capable of collecting monitoring data for monitoring the scrubber and transmitting it to an authenticated control terminal and an operating method thereof, so that only a certain authorized administrator can transmit the monitoring data for the scrubber to the control terminal. It can be supported so that it can be conveniently checked in real time.

1 is a diagram illustrating a structure of a scrubber monitoring data collection device capable of collecting monitoring data for monitoring of a scrubber and transmitting it to an authenticated control terminal according to an embodiment of the present invention.
FIG. 2 is a flowchart illustrating an operation method of a scrubber monitoring data collection apparatus capable of collecting monitoring data for monitoring of a scrubber and transmitting it to an authenticated control terminal according to an embodiment of the present invention.

Hereinafter, embodiments according to the present invention will be described in detail with reference to the accompanying drawings. These descriptions are not intended to limit the present invention to specific embodiments, and should be understood to include all modifications, equivalents, and substitutes included in the spirit and scope of the present invention. In describing each drawing, like reference numerals are used for similar components, and unless otherwise defined, all terms used in this specification, including technical or scientific terms, refer to those of ordinary skill in the art to which the present invention belongs. It has the same meaning as is commonly understood by those who have it.

In this document, when a part "includes" a certain component, it means that other components may be further included, rather than excluding other components, unless otherwise stated. In addition, in various embodiments of the present invention, each of the components, functional blocks or means may be composed of one or more sub-components, and the electrical, electronic, and mechanical functions performed by each component are electronic. A circuit, an integrated circuit, an ASIC (Application Specific Integrated Circuit), etc. may be implemented with various well-known devices or mechanical elements, and may be implemented separately or two or more may be integrated into one.

On the other hand, the blocks in the accompanying block diagram or steps in the flowchart are computer program instructions that are loaded in a processor or memory of equipment capable of data processing, such as a general-purpose computer, a special-purpose computer, a portable notebook computer, and a network computer, and perform specified functions. can be interpreted as meaning Since these computer program instructions may be stored in a memory provided in a computer device or in a memory readable by a computer, the functions described in the blocks of the block diagram or the steps of the flowchart are produced in an article containing instruction means for performing the same. it might be In addition, each block or each step may represent a module, segment, or portion of code comprising one or more executable instructions for executing the specified logical function(s). It should also be noted that, in some alternative embodiments, it is possible for the functions recited in blocks or steps to be executed out of the prescribed order. For example, two blocks or steps shown one after another may be performed substantially simultaneously or in the reverse order, and in some cases, some blocks or steps may be omitted.

1 is a diagram illustrating a structure of a scrubber monitoring data collection device capable of collecting monitoring data for monitoring of a scrubber and transmitting it to an authenticated control terminal according to an embodiment of the present invention.

Referring to FIG. 1 , the scrubber monitoring data collection apparatus 110 according to an embodiment of the present invention includes a data transmission event generating unit 111 , a first receiving unit 112 , a second receiving unit 113 , and a third receiving unit ( 114 ), a fourth receiver 115 , a fifth receiver 116 , a sixth receiver 117 , and a transmitter 118 .

First, the scrubber monitoring data collection device 110 includes a water level measurement sensor 161, a pH concentration measurement sensor 162, a fan sensor 163, an injection pressure measurement sensor 164, and a gas concentration mounted on the scrubber 160. As a device for receiving the measurement value measured from the measurement sensor 165 and the leak detection sensor 166 and transmitting it to the authenticated control terminal 150, the water level measurement sensor 161 mounted on the scrubber 160, the pH concentration The measurement sensor 162 , the fan sensor 163 , the injection pressure measurement sensor 164 , the gas concentration measurement sensor 165 , and the leak detection sensor 166 may be directly connected by wire or connected wirelessly.

In this way, the scrubber monitoring data collection device 110 and the scrubber 160 are mounted on the water level measurement sensor 161, the pH concentration measurement sensor 162, the fan sensor 163, the injection pressure measurement sensor 164, the gas concentration In a situation in which the measurement sensor 165 and the leak detection sensor 166 are wired or wirelessly connected, the scrubber monitoring data collection device 110 according to the present invention collects monitoring data for monitoring the scrubber 160 and controls the authentication An operation of transmitting to the terminal 150 is performed.

In this regard, the data transmission event generating unit 111 generates a monitoring data transmission event for transmitting the monitoring data to the control terminal 150 at a preset first cycle interval.

For example, when the preset first period is '1 second', the data transmission event generating unit 111 transmits the monitoring data transmission event for transmitting the monitoring data to the control terminal 150 at intervals of '1 second'. can cause

When the monitoring data transmission event occurs, the first receiver 112 receives a first measurement value for the level of the cleaning solution from the water level measurement sensor 161 mounted on the scrubber 160 .

Here, the water level measuring sensor 161 is a sensor for measuring the level of the cleaning liquid stored in the scrubber 160 .

The second receiver 113 receives a second measurement value for the pH concentration of the cleaning solution from the pH concentration measurement sensor 162 mounted on the scrubber 160 .

Here, the pH concentration measuring sensor 162 is a sensor for measuring the pH concentration of the cleaning solution stored in the scrubber 160 .

The third receiving unit 114 receives a third measured value for the driving current of the blower fan from the fan sensor 163 mounted on the scrubber 160 .

Here, the fan sensor 163 is a sensor for measuring the driving current of the blower fan mounted on the scrubber 160 .

The fourth receiver 115 receives a fourth measurement value for the injection pressure of the injection pump from the injection pressure measuring sensor 164 mounted on the scrubber 160 .

Here, the injection pressure measuring sensor 164 is a sensor for measuring the injection pressure of the injection pump used when the cleaning liquid is injected to remove contaminants in the scrubber 160 .

The fifth receiver 116 receives a fifth measured value of the gas concentration from the gas concentration measuring sensor 165 mounted on the scrubber 160 .

Here, the gas concentration measuring sensor 165 is a sensor for measuring the concentration of the gas discharged from the scrubber 160 to the outside.

The sixth receiver 117 receives a sixth measurement value of the leakage amount of the cleaning liquid from the leak detection sensor 166 mounted on the scrubber 160 .

Here, the leak detection sensor 166 is a sensor for measuring the amount of leakage per unit time at which the cleaning liquid leaks from the scrubber 160 to the outside.

When the first to the sixth measured values are received, the transmitter 118 generates encrypted monitoring data by encrypting the first to the sixth measured values, and then transmits the encrypted monitoring data to the control terminal. Send to 150.

At this time, according to an embodiment of the present invention, the transmission unit 118 includes the column vector storage unit 119 , the first permutation column vector generation unit 120 , the second permutation column vector generation unit 121 , and the third permutation Column vector generator 122 , fourth permutation column vector generator 123 , fifth permutation column vector generator 124 , sixth permutation column vector generator 125 , associative matrix generator 126 and encryption It may include a monitoring data transmitter 127 .

The column vector storage unit 119 includes a preset first column vector, a preset second column vector, and a preset number for encrypting and transmitting the first to sixth measured values to the control terminal 150 . Three column vectors, a preset fourth column vector, a preset fifth column vector, and a preset sixth column vector are stored.

Here, the first column vector is a column vector having a size of 1 x k (k is a natural number equal to or greater than 6), and among k components constituting the first column vector, a component located in a column of a predetermined first point is ' 1', the components located in the columns of the remaining points are composed of '0', and the second column vector is a column vector having a size of 1 x k, and k components constituting the second column vector The component positioned in the column of the second pre-specified point is composed of '1', the components positioned in the column of the remaining points are composed of '0', and the third column vector is a column vector having a size of 1 x k. , among the k components constituting the third column vector, a component located in a column of a predetermined third point is composed of '1', and components located in a column of the remaining points are composed of '0', and the The fourth column vector is a column vector having a size of 1 x k, and among k components constituting the fourth column vector, a component located in a column of a predetermined fourth point is composed of '1', Positioned components are composed of '0', and the fifth column vector is a column vector having a size of 1 x k, and among k components constituting the fifth column vector, a component located in a column of a predetermined fifth point is composed of '1', the components positioned in the columns of the remaining points are composed of '0', and the sixth column vector is a column vector having a size of 1 x k. Among the components, a component located in a column of a predetermined sixth point is composed of '1', and components located in a column of the remaining points are composed of '0'.

For example, when k is '6', the first to sixth column vectors may be stored in the column vector storage unit 119 as shown in Table 1 below.

first column vector

second column vector

third column vector

4th column vector

5th column vector

6th column vector

The first permutation column vector generating unit 120 receives the first to sixth measured values through the first receiving unit 112 to the sixth receiving unit 117, configuring the first column vector. Among the k components, the component of '1' located in the column of the first point is replaced with the first measured value, and the components of '0' located in the column of the remaining points are randomly generated with dummy values. By substituting one by one, a first permutation column vector is generated.

The second substitution column vector generator 121 substitutes a component of '1' located in a column of the second point among k components constituting the second column vector with the second measurement value, and A second permutation column vector is generated by substituting randomly generated dummy values one by one for components of '0' located in the column.

The third substitution column vector generator 122 substitutes a component of '1' located in the column of the third point among k components constituting the third column vector with the third measured value, and A third permutation column vector is generated by substituting randomly generated dummy values one by one for components of '0' located in the column.

The fourth permutation column vector generating unit 123 substitutes a component of '1' located in the column of the fourth point among k components constituting the fourth column vector with the fourth measurement value, and A fourth permutation column vector is generated by replacing elements of '0' located in a column with randomly generated dummy values one by one.

The fifth substitution column vector generator 124 substitutes a component of '1' located in the column of the fifth point among k components constituting the fifth column vector with the fifth measured value, and A fifth permutation column vector is generated by replacing elements of '0' located in a column with randomly generated dummy values one by one.

The sixth substitution column vector generator 125 substitutes a component of '1' located in the column of the sixth point among k components constituting the sixth column vector with the sixth measured value, and A sixth permutation column vector is generated by replacing elements of '0' located in a column with randomly generated dummy values one by one.

When the first permutation column vector to the sixth permutation column vector are generated, the combining matrix generator 126 sequentially combines the first permutation column vector to the sixth permutation column vector, thereby generating a combining matrix having a size of 6 x k. create

When the combination matrix is generated, the encryption monitoring data transmission unit 127 designates the combination matrix as the encryption monitoring data, and then transmits the combination matrix designated as the encryption monitoring data to the control terminal 150 .

Hereinafter, the first permutation column vector generator 120 , the second permutation column vector generator 121 , the third permutation column vector generator 122 , the fourth permutation column vector generator 123 , and the fifth permutation Operations of the column vector generator 124 , the sixth permuted column vector generator 125 , the combination matrix generator 126 , and the encryption monitoring data transmitter 127 will be described in detail, for example.

First, as in the above example, let k be '6', and through the first receiving unit 112 to the sixth receiving unit 117, 'M1' as the first measurement value and 'M2' as the second measurement value ', 'M3' as the third measurement value, 'M4' as the fourth measurement value, 'M5' as the fifth measurement value, and 'M6' as the sixth measurement value are received. Assume that the dummy values are 'R1, R2, R3, R4, R5'.

'을 구성하는 '6'개의 성분들 중 상기 제1 지점의 열에 위치하는 '1'의 성분을 상기 제1 측정 값인 'M1'으로 치환하고, 나머지 지점의 열에 위치하는 '0'의 성분들을 랜덤하게 생성된 더미 값들인 'R1, R2, R3, R4, R5'를 하나씩 상단 열에서 하단 열의 방향으로 치환함으로써, '

'라는 제1 치환 열벡터를 생성할 수 있다.Then, the first permutation column vector generator 120 '

Among the '6' components constituting ', the component of '1' located in the column of the first point is replaced with 'M1', which is the first measurement value, and the components of '0' located in the column of the remaining points are randomly By substituting the dummy values 'R1, R2, R3, R4, R5' one by one in the direction from the top row to the bottom row, '

A first permutation column vector of ' may be generated.

'를 구성하는 '6'개의 성분들 중 상기 제2 지점의 열에 위치하는 '1'의 성분을 상기 제2 측정 값인 'M2'로 치환하고, 나머지 지점의 열에 위치하는 '0'의 성분들을 랜덤하게 생성된 더미 값들인 'R1, R2, R3, R4, R5'를 하나씩 상단 열에서 하단 열의 방향으로 치환함으로써, '

'라는 제2 치환 열벡터를 생성할 수 있다.In addition, the second permutation column vector generating unit 121 is the second column vector '

' Among the '6' components constituting ', the component of '1' located in the column of the second point is replaced with 'M2', which is the second measurement value, and the components of '0' located in the column of the remaining points are randomly By substituting the dummy values 'R1, R2, R3, R4, R5' one by one in the direction from the top row to the bottom row, '

A second permutation column vector of ' may be generated.

'를 구성하는 '6'개의 성분들 중 상기 제3 지점의 열에 위치하는 '1'의 성분을 상기 제3 측정 값인 'M3'로 치환하고, 나머지 지점의 열에 위치하는 '0'의 성분들을 랜덤하게 생성된 더미 값들인 'R1, R2, R3, R4, R5'를 하나씩 상단 열에서 하단 열의 방향으로 치환함으로써, '

'라는 제3 치환 열벡터를 생성할 수 있다.In addition, the third permutation column vector generating unit 122 is the third column vector '

Among the '6' components constituting ', the component of '1' located in the column of the third point is replaced with 'M3', which is the third measured value, and the components of '0' located in the column of the remaining point are randomly By substituting the dummy values 'R1, R2, R3, R4, R5' one by one in the direction from the top row to the bottom row, '

A third permutation column vector of ' may be generated.

'를 구성하는 '6'개의 성분들 중 상기 제4 지점의 열에 위치하는 '1'의 성분을 상기 제4 측정 값인 'M4'로 치환하고, 나머지 지점의 열에 위치하는 '0'의 성분들을 랜덤하게 생성된 더미 값들인 'R1, R2, R3, R4, R5'를 하나씩 상단 열에서 하단 열의 방향으로 치환함으로써, '

'라는 제4 치환 열벡터를 생성할 수 있다.In addition, the fourth permutation column vector generating unit 123 is the fourth column vector '

Among the '6' components constituting ', the component of '1' located in the column of the fourth point is replaced with 'M4', which is the fourth measurement value, and the components of '0' located in the column of the remaining point are randomly By substituting the dummy values 'R1, R2, R3, R4, R5' one by one in the direction from the top row to the bottom row, '

A fourth permutation column vector of ' may be generated.

'를 구성하는 '6'개의 성분들 중 상기 제5 지점의 열에 위치하는 '1'의 성분을 상기 제5 측정 값인 'M5'로 치환하고, 나머지 지점의 열에 위치하는 '0'의 성분들을 랜덤하게 생성된 더미 값들인 'R1, R2, R3, R4, R5'를 하나씩 상단 열에서 하단 열의 방향으로 치환함으로써, '

'라는 제5 치환 열벡터를 생성할 수 있다.In addition, the fifth permutation column vector generating unit 124 is the fifth column vector '

Among the '6' components constituting ', the component of '1' located in the column of the fifth point is replaced with 'M5', the fifth measured value, and the components of '0' located in the column of the remaining points are randomly By substituting the dummy values 'R1, R2, R3, R4, R5' one by one in the direction from the top row to the bottom row, '

A fifth permutation column vector of ' may be generated.

'를 구성하는 '6'개의 성분들 중 상기 제6 지점의 열에 위치하는 '1'의 성분을 상기 제6 측정 값인 'M6'로 치환하고, 나머지 지점의 열에 위치하는 '0'의 성분들을 랜덤하게 생성된 더미 값들인 'R1, R2, R3, R4, R5'를 하나씩 상단 열에서 하단 열의 방향으로 치환함으로써, '

'라는 제6 치환 열벡터를 생성할 수 있다.In addition, the sixth permutation column vector generating unit 125 is the sixth column vector '

Among the '6' components constituting ', the component of '1' located in the column of the sixth point is replaced with 'M6', the sixth measured value, and the components of '0' located in the column of the remaining points are randomized. By substituting the dummy values 'R1, R2, R3, R4, R5' one by one in the direction from the top row to the bottom row, '

A sixth permutation column vector of ' may be generated.

'와 같이 생성할 수 있다.In this way, when the first permutation column vector to the sixth permutation column vector are generated, the combining matrix generator 126 sequentially combines the first permutation column vector to the sixth permutation column vector, thereby generating a size of 6 x 6 the associative matrix of '

' can be created as

'을 상기 암호화 모니터링 데이터로 지정한 후, 상기 암호화 모니터링 데이터로 지정된 상기 결합 행렬인 '

'을 관제 단말(150)로 전송할 수 있다.Then, the encryption monitoring data transmission unit 127 is the combination matrix '

After designating ' as the encryption monitoring data, ' is the combination matrix specified as the encryption monitoring data.

' may be transmitted to the control terminal 150 .

At this time, according to an embodiment of the present invention, the control terminal 150 pre-stores a decoding matrix having a size of 6 x k generated by sequentially combining the first column vector to the sixth column vector in a memory, When the combination matrix designated as the encryption monitoring data is received from the scrubber monitoring data collection device 110, a Hadamard product between the combination matrix and the decryption matrix is calculated to generate an operation matrix having a size of 6 x k Then, by sequentially dividing the operation matrix for each column vector, a first division column vector to a sixth division column vector are generated, and when the first division column vector to the sixth division column vector are generated, the first division In the column vector, a component other than '0' among k components constituting the first division column vector is extracted as the first measured value, and the second division column vector is constructed from the second division column vector. A component other than '0' is extracted as the second measurement value among the k components of is extracted as the third measured value, and from the fourth partitioned column vector, a component other than '0' among k components constituting the fourth partitioned column vector is extracted as the fourth measured value, In the fifth division column vector, a component other than '0' among k components constituting the fifth division column vector is extracted as the fifth measured value, and in the sixth division column vector, the sixth division column vector is extracted. After extracting a component other than '0' among k components constituting the '0' as the sixth measured value, the extracted first to sixth measured values may be displayed on a screen.

Here, the Hadamard product means an operation of multiplying each component in a matrix of the same size. For example, when there are matrices '[a b c]' and '[x y z]', by calculating the Hadamard product between the two matrices, a matrix called '[ax by cz]' may be calculated.

', 상게 제2 열벡터를 '

', 상기 제3 열벡터를 '

', 상기 제4 열벡터를 '

', 상기 제5 열벡터를 '

', 상기 제6 열벡터를 '

'라고 하는 경우, 관제 단말(150)은 메모리 상에 상기 제1 열벡터 내지 상기 제6 열벡터가 순차적으로 결합되어 생성된 '

'라는 6 x 6 크기의 복호화 행렬을 사전 저장하고 있을 수 있다.For example, according to the above-described example, the first column vector is '

', the second column vector is '

', the third column vector is '

', the fourth column vector is '

', the fifth column vector is '

', the sixth column vector is '

', the control terminal 150 generates ' generated by sequentially combining the first column vector to the sixth column vector on the memory.

', a decoding matrix having a size of 6 x 6 may be pre-stored.

'이 수신되었다고 하는 경우, 관제 단말(150)은 상기 결합 행렬인 '

'과 상기 복호화 행렬인 '

' 간의 아다마르 곱을 연산하여 6 x 6 크기의 연산 행렬을 '

'과 같이 생성할 수 있다.In addition, according to the above-described example, from the scrubber monitoring data collection device 110, the combination matrix designated as the encryption monitoring data '

If it is said that ' is received, the control terminal 150 is

' and the decoding matrix '

' Calculate the Hadamard product between '

' can be created as

'을 열벡터별로 순차적으로 분할함으로써, '

'라는 제1 분할 열벡터, '

'라는 제2 분할 열벡터, '

'라는 제3 분할 열벡터, '

'라는 제4 분할 열벡터, '

'라는 제5 분할 열벡터, '

'라는 제6 분할 열벡터를 생성할 수 있다.Then, the control terminal 150 is the operation matrix '

By sequentially dividing ' by column vectors, '

The first partition column vector called ', '

The second partition column vector called ', '

A third partition column vector called ', '

The fourth division column vector called ', '

The fifth partition column vector called ', '

A sixth division column vector ' may be generated.

'을 구성하는 '6'개의 성분들 중 '0'이 아닌 성분인 'M1'을 상기 제1 측정 값으로 추출하고, 상기 제2 분할 열벡터인 '

'을 구성하는 '6'개의 성분들 중 '0'이 아닌 성분인 'M2'를 상기 제2 측정 값으로 추출하며, 상기 제3 분할 열벡터인 '

'을 구성하는 '6'개의 성분들 중 '0'이 아닌 성분인 'M3'를 상기 제3 측정 값으로 추출하고, 상기 제4 분할 열벡터인 '

'을 구성하는 '6'개의 성분들 중 '0'이 아닌 성분인 'M4'를 상기 제4 측정 값으로 추출하며, 상기 제5 분할 열벡터인 '

'을 구성하는 '6'개의 성분들 중 '0'이 아닌 성분인 'M5'를 상기 제5 측정 값으로 추출하고, 상기 제6 분할 열벡터인 '

'를 구성하는 '6'개의 성분들 중 '0'이 아닌 성분인 'M6'를 상기 제6 측정 값으로 추출한 후, 추출된 상기 제1 측정 값인 'M1', 상기 제2 측정 값인 'M2', 상기 제3 측정 값인 'M3', 상기 제4 측정 값인 'M4', 상기 제5 측정 값인 'M5', 상기 제6 측정 값인 'M6'을 화면 상에 표시할 수 있다.In this way, when the first division column vector to the sixth division column vector are generated, the control terminal 150 '

'M1', which is a non-'0' component among '6' components constituting ', is extracted as the first measured value, and ', which is the second division column vector

'M2', which is a component other than '0' among '6' components constituting ', is extracted as the second measurement value, and ', which is the third division column vector

'M3', which is a non-'0' component among '6' components constituting ', is extracted as the third measured value, and ' is the fourth division column vector.

'M4', which is a non-'0' component among '6' components constituting ', is extracted as the fourth measurement value, and ', which is the fifth division column vector, '

'M5', which is a non-'0' component among '6' components constituting ', is extracted as the fifth measured value, and ', which is the sixth division column vector

After extracting 'M6', which is a non-'0' component, as the sixth measured value among '6' components constituting ', 'M1', which is the extracted first measured value, and 'M2', which is the second measured value, , 'M3' that is the third measured value, 'M4' that is the fourth measured value, 'M5' that is the fifth measured value, and 'M6' that is the sixth measured value may be displayed on the screen.

As a result, the scrubber monitoring data collection device 110 according to the present invention provides monitoring data to a predetermined authenticated control terminal 150, so that the administrator uses this monitoring data to ensure that the cleaning solution stored in the scrubber 160 is present in an appropriate amount. Whether the pH of the cleaning liquid is not high, whether the fan of the blower mounted on the scrubber 160 works well, whether the pressure of the injection pump used when spraying the cleaning liquid is appropriate, and whether the gas discharged to the outside from the scrubber 160 is It can be checked whether the concentration is appropriate and whether the contaminated cleaning liquid has not leaked to the outside, and through this, the administrator can quickly identify the appropriate cleaning liquid replacement cycle, whether the fan of the blower is malfunctioning, and whether the scrubber 160 is abnormal. can

According to an embodiment of the present invention, the scrubber monitoring data collection apparatus 110 includes an update event generator 128 , a first column vector update unit 129 , a second column vector update unit 130 , and a third column vector The update unit 131 , the fourth column vector update unit 132 , the fifth column vector update unit 133 , the sixth column vector update unit 134 , the new decoding matrix generation unit 135 , and the decoding matrix change unit ( 136) may be further included.

The column vector update event generating unit 128 generates a column vector update event for updating the first to sixth column vectors stored in the column vector storage unit 119 at preset second cycle intervals. make it

When the column vector update event occurs, the first column vector update unit 129 randomly assigns a position in the column of the first point to which the component '1' among k components constituting the first column vector is to be designated. By changing, the first column vector is updated.

The second column vector update unit 130 randomly changes the position in the column of the second point to which the component of '1' among k components constituting the second column vector is to be designated, thereby updating the second column vector. update

The third column vector update unit 131 randomly changes the position in the column of the third point to which the component '1' among k components constituting the third column vector is to be designated, thereby updating the third column vector. update

The fourth column vector update unit 132 randomly changes the position in the column of the fourth point to which the component '1' among k components constituting the fourth column vector is to be designated, thereby updating the fourth column vector. update

The fifth column vector update unit 133 randomly changes the position in the column of the fifth point to which the component '1' among k components constituting the fifth column vector is to be designated, thereby updating the fifth column vector. update

The sixth column vector update unit 134 randomly changes the position in the column of the sixth point to which the component of '1' among k components constituting the sixth column vector is to be designated, thereby updating the sixth column vector. update

When the first column vector to the sixth column vector are updated, the decoding matrix generator 135 sequentially combines the updated first column vector to the sixth column vector, thereby creating a new decoding matrix having a size of 6 x k. create

When the new decoding matrix is generated, the decoding matrix changing unit 136 converts the decoding matrix stored in the memory of the control terminal 150 to the new decoding matrix while transmitting the new decoding matrix to the control terminal 150 . Sends an update command instructing to change to .

Hereinafter, the update event generating unit 128 , the first column vector update unit 129 , the second column vector update unit 130 , the third column vector update unit 131 , and the fourth column vector update unit 132 . , operations of the fifth column vector updater 133 , the sixth column vector updater 134 , the new decoding matrix generator 135 , and the decoding matrix changer 136 will be described in detail, for example.

First, it is assumed that the preset second period is '10 hours'. Then, the update event generating unit 128 updates the first column vector to the sixth column vector stored in the column vector storage unit 119 as shown in Table 1 at intervals of '10 hours'. An update event can be triggered.

'을 구성하는 '6'개의 성분들 중 '1'의 성분이 지정될 상기 제1 지점의 열에 위치를 랜덤하게 변경함으로써, 상기 제1 열벡터를 '

'과 같이 갱신할 수 있다.In this way, when the column vector update event occurs, the first column vector update unit 129 '

By randomly changing the position in the column of the first point to which the component of '1' among '6' components constituting ' will be designated, the first column vector is '

' can be updated.

'을 구성하는 '6'개의 성분들 중 '1'의 성분이 지정될 상기 제2 지점의 열에 위치를 랜덤하게 변경함으로써, 상기 제2 열벡터를 '

'과 같이 갱신할 수 있다.In addition, the second column vector update unit 130 '

By randomly changing the position in the column of the second point to which the component of '1' among the '6' components constituting ' is to be designated, the second column vector is '

' can be updated.

'을 구성하는 '6'개의 성분들 중 '1'의 성분이 지정될 상기 제3 지점의 열에 위치를 랜덤하게 변경함으로써, 상기 제3 열벡터를 '

'과 같이 갱신할 수 있다.In addition, the third column vector update unit 131 '

By randomly changing the position in the column of the third point to which the component of '1' among the '6' components constituting ' is to be designated, the third column vector is '

' can be updated.

'을 구성하는 '6'개의 성분들 중 '1'의 성분이 지정될 상기 제4 지점의 열에 위치를 랜덤하게 변경함으로써, 상기 제4 열벡터를 '

'과 같이 갱신할 수 있다.In addition, the fourth column vector update unit 132 '

By randomly changing the position in the column of the fourth point where the component of '1' among the '6' components constituting '

' can be updated.

'을 구성하는 '6'개의 성분들 중 '1'의 성분이 지정될 상기 제5 지점의 열에 위치를 랜덤하게 변경함으로써, 상기 제5 열벡터를 '

'과 같이 갱신할 수 있다.In addition, the fifth column vector update unit 133 '

By randomly changing the position in the column of the fifth point to which the component '1' among the '6' components constituting ' will be designated, the fifth column vector is '

' can be updated.

'을 구성하는 '6'개의 성분들 중 '1'의 성분이 지정될 상기 제6 지점의 열에 위치를 랜덤하게 변경함으로써, 상기 제6 열벡터를 '

'과 같이 갱신할 수 있다.In addition, the sixth column vector update unit 134 '

By randomly changing the position in the column of the sixth point to which the component '1' among the '6' components constituting ' is to be designated, the sixth column vector is '

' can be updated.

'와 같이 생성할 수 있다.In this way, when the first to sixth column vectors are updated, the new decoding matrix generating unit 135 sequentially combines the updated first to sixth column vectors to obtain a size of 6 x 6 new decryption matrix '

' can be created as

'을 전송하면서, 관제 단말(150)의 메모리 상에 저장되어 있는 상기 복호화 행렬인 '

'을 상기 신규 복호화 행렬인 '

'로 변경할 것을 지시하는 갱신 명령을 전송할 수 있다.Then, the decoding matrix changing unit 136 sends the control terminal 150 to the new decoding matrix '

', which is the decoding matrix stored in the memory of the control terminal 150 while transmitting '

' is the new decoding matrix '

' to send an update command instructing to change.

At this time, according to an embodiment of the present invention, the control terminal 150 receives the new decoding matrix from the scrubber monitoring data collection device 110 , and when the update command is received, the decoding stored in the memory The matrix may be changed to the new decoding matrix.

'이 수신되면서, 상기 갱신 명령이 관제 단말(150)로 수신되었다고 하는 경우, 관제 단말(150)은 메모리 상에 저장되어 있는 상기 복호화 행렬인 '

'을 상기 신규 복호화 행렬인 '

'로 변경할 수 있다.For example, according to the above example, from the scrubber monitoring data collection device 110, the new decoding matrix '

When ' is received and it is said that the update command has been received by the control terminal 150, the control terminal 150 is the decoding matrix stored in the memory.

' is the new decoding matrix '

' can be changed to

According to an embodiment of the present invention, the scrubber monitoring data collection device 110 includes a normal range check unit 137 , a first warning notification message transmission unit 138 , a second warning notification message transmission unit 139 , and a third It may further include a warning notification message generation unit 140 , a fourth warning notification message generation unit 141 , a fifth warning notification message generation unit 142 , and a sixth warning notification message generation unit 143 .

When the first measured value to the sixth measured value are received through the first receiving unit 112 to the sixth receiving unit 117 , the normal range check unit 137 determines that the first measured value is at the level of the cleaning solution. check whether it is out of a first normal range preset for check whether it is out of a preset third normal range for It is checked whether it is out of a preset fifth normal range for , and it is checked whether the sixth value is out of a preset sixth normal range for the leakage amount of the cleaning liquid.

When it is confirmed that the first measured value is out of the first normal range, the first warning notification message transmitter 138 indicates to the control terminal 150 that the first measured value is out of the first normal range. to transmit a first warning notification message.

When it is confirmed that the second measured value is out of the second normal range, the second warning notification message transmitter 139 indicates to the control terminal 150 that the second measured value is out of the second normal range. A second warning notification message is transmitted.

When it is confirmed that the third measured value is out of the third normal range, the third warning notification message transmitter 140 instructs the control terminal 150 that the third measured value is out of the third normal range. A third warning notification message is sent.

When it is confirmed that the fourth measured value is out of the fourth normal range, the fourth warning notification message transmitter 141 instructs the control terminal 150 that the fourth measured value is out of the fourth normal range. A fourth warning notification message is sent.

When the fifth warning notification message transmitter 142 determines that the fifth measured value is out of the fifth normal range, the control terminal 150 indicates that the fifth measured value is out of the fifth normal range. A fifth warning notification message is transmitted.

When the sixth warning notification message transmitter 143 determines that the sixth measured value is out of the sixth normal range, the control terminal 150 indicates that the sixth measured value is out of the sixth normal range. A sixth warning notification message is transmitted.

Hereinafter, the normal range check unit 137 , the first warning notification message transmission unit 138 , the second warning notification message transmission unit 139 , the third warning notification message generation unit 140 , and the fourth warning notification message generation The operations of the unit 141 , the fifth warning notification message generating unit 142 , and the sixth warning notification message generating unit 143 will be described in detail with an example.

First, as in the above example, through the first receiving unit 112 to the sixth receiving unit 117, 'M1' as the first measurement value, 'M2' as the second measurement value, and the third measurement value When it is said that 'M3', 'M4' as the fourth measured value, 'M5' as the fifth measured value, and 'M6' as the sixth measured value is received, the normal range check unit 137 performs the first Check whether the measured value 'M1' is out of a preset first normal range for the water level of the cleaning solution, and check whether the second measured value 'M2' is out of a preset second normal range for the pH concentration of the washing solution and check whether the third measured value 'M3' is out of a preset third normal range for the driving current of the blower fan, and the fourth measured value 'M4' is a preset value for the injection pressure of the injection pump Check whether it is out of a fourth normal range, check whether the fifth measured value 'M5' is out of a preset fifth normal range for the gas concentration, and 'M6' as the sixth value for the leakage amount of the cleaning liquid It can be checked whether it is out of the preset sixth normal range.

At this time, when it is confirmed by the normal range check unit 137 that the first measured value 'M1' is out of the first normal range, the first warning notification message transmission unit 138 sends the control terminal 150 to the control terminal 150. A first warning notification message indicating that the first measurement value 'M1' is out of the first normal range may be transmitted.

In addition, when it is confirmed by the normal range check unit 137 that the second measured value 'M2' is out of the second normal range, the second warning notification message transmission unit 139 sends the control terminal 150 to the control terminal 150. A second warning notification message indicating that the second measurement value 'M2' is out of the second normal range may be transmitted.

In addition, when it is confirmed by the normal range check unit 137 that the third measured value 'M3' is out of the third normal range, the third warning notification message transmitting unit 140 sends the control terminal 150 to the control terminal 150. A third warning notification message indicating that the third measurement value 'M3' is out of the third normal range may be transmitted.

In addition, when it is confirmed by the normal range check unit 137 that the fourth measured value 'M4' is out of the fourth normal range, the fourth warning notification message transmitter 141 sends the control terminal 150 to the control terminal 150. A fourth warning notification message indicating that the fourth measurement value 'M4' is out of the fourth normal range may be transmitted.

In addition, when it is confirmed by the normal range check unit 137 that the fifth measured value 'M5' is out of the fifth normal range, the fifth warning notification message transmitting unit 142 sends the control terminal 150 to the control terminal 150. A fifth warning notification message indicating that the fifth measured value 'M5' is out of the fifth normal range may be transmitted.

In addition, when it is confirmed by the normal range checking unit 137 that the sixth measured value 'M6' is out of the sixth normal range, the sixth warning notification message transmitting unit 143 sends the control terminal 150 to the control terminal 150. A sixth warning notification message indicating that the sixth measured value 'M6' is out of the sixth normal range may be transmitted.

That is, the administrator can more quickly check whether the measured value measured by which sensor is out of the normal range through the warning notification message, so that the appropriate action can be taken more quickly.

FIG. 2 is a flowchart illustrating an operation method of a scrubber monitoring data collection apparatus capable of collecting monitoring data for monitoring of a scrubber and transmitting it to an authenticated control terminal according to an embodiment of the present invention.

In step S210, a monitoring data transmission event for transmitting the monitoring data to the control terminal is generated at a preset first cycle interval.

In step S220, when the monitoring data transmission event occurs, the level of the cleaning liquid from the water level measuring sensor mounted on the scrubber (the level measuring sensor is a sensor for measuring the level of the cleaning liquid stored in the scrubber) Receive the first measured value for

In step S230, a second measurement value for the pH concentration of the cleaning solution from the pH concentration measuring sensor mounted on the scrubber (the pH concentration measuring sensor is a sensor for measuring the pH concentration of the cleaning solution stored in the scrubber) receive

In step S240, a third measurement value for the driving current of the blower fan is received from the fan sensor mounted on the scrubber (the fan sensor is a sensor for measuring the driving current of the blower fan mounted on the scrubber) do.

In step S250, an injection pressure measuring sensor mounted on the scrubber (the injection pressure measuring sensor is for measuring the injection pressure of the injection pump used when the cleaning liquid is injected to remove contaminants inside the scrubber) sensor) receives a fourth measurement value for the injection pressure of the injection pump.

In step S260, a fifth measurement value for gas concentration is received from a gas concentration measuring sensor mounted on the scrubber (the gas concentration measuring sensor is a sensor for measuring the concentration of gas discharged from the scrubber to the outside) do.

In step S270, a sixth measurement of the leakage amount of the cleaning liquid from a leak detection sensor mounted on the scrubber (the leak detection sensor is a sensor for measuring the amount of leakage per unit time at which the cleaning liquid leaks from the scrubber to the outside) receive value.

In step S280, when the first to sixth measured values are received, the first to sixth measured values are encrypted to generate encrypted monitoring data, and then, the encrypted monitoring data is transmitted to the control terminal. send to

At this time, according to an embodiment of the present invention, in step S280, a preset first column vector (the first column) for encrypting and transmitting the first to the sixth measured values to the control terminal. A vector is a column vector having a size of 1 x k (k is a natural number equal to or greater than 6), and among k components constituting the first column vector, a component located in a column of a predetermined first point is composed of '1', , components located in columns of the remaining points are composed of '0'), a preset second column vector (the second column vector is a column vector having a size of 1 x k, and k Among the components, the component located in the column of the second predetermined point is composed of '1', and the components located in the column of the remaining points are composed of '0'), the third preset column vector (the third column) A vector is a column vector having a size of 1 x k, and among k components constituting the third column vector, a component located in a column of a predetermined third point consists of '1', and a component located in a column of the remaining points is composed of '0'), a preset fourth column vector (the fourth column vector is a column vector having a size of 1 x k, and a predetermined fourth point among k components constituting the fourth column vector) A component located in a column of is composed of '1', and components located in a column of the remaining points are composed of '0'), a preset fifth column vector (the fifth column vector is a column having a size of 1 x k) As a vector, among the k components constituting the fifth column vector, a component located in a column of a predetermined fifth point is composed of '1', and components located in a column of the remaining points are composed of '0'. ) and a preset sixth column vector (the sixth column vector is a column vector having a size of 1 x k, and among k components constituting the sixth column vector, a component located in a column of a predetermined sixth point is '1' ', and the elements located in the columns of the remaining points are composed of '0') are stored in the column vector. When the first measured value to the sixth measured value are received through the step of maintaining the data storage unit, and the steps (S220) to (S270), the first of the k components constituting the first column vector A first permutation column vector is generated by substituting a component of '1' located in a column of points with the first measured value, and replacing components of '0' located in a column of the remaining points with randomly generated dummy values one by one of the k components constituting the second column vector, replacing the component of '1' located in the column of the second point with the second measurement value, and the component of '0' located in the column of the remaining points generating a second permutation column vector by one by one permuting randomly generated dummy values; generating a third permutation column vector by substituting a third measured value and substituting randomly generated dummy values for components of '0' located in the column of the remaining points one by one; k constituting the fourth column vector By replacing the component of '1' located in the column of the fourth point among the components with the fourth measurement value, and replacing the components of '0' located in the column of the remaining points one by one with randomly generated dummy values, generating a fourth permutation column vector, substituting a component of '1' located in a column of the fifth point among k components constituting the fifth column vector with the fifth measured value, generating a fifth permutation column vector by substituting randomly generated dummy values one by one for components of '0' located in the position; generating a sixth permutation column vector by substituting a component of '1' with the sixth measured value, and substituting randomly generated dummy values for components of '0' located in the column of the remaining points one by one; When the first permutation column vector to the sixth permutation column vector are generated, in the first permutation column vector generating a 6 x k coupling matrix by sequentially combining the sixth permuted column vector, and when the coupling matrix is generated, designating the coupling matrix as the encryption monitoring data, and then designating the coupling matrix as the encryption monitoring data It may include transmitting a coupling matrix to the control terminal.

At this time, according to an embodiment of the present invention, the control terminal pre-stores a decoding matrix having a size of 6 x k generated by sequentially combining the first column vector to the sixth column vector in a memory, and the scrubber When the combination matrix designated as the encryption monitoring data is received from the monitoring data collection device, a Hadamard product between the combination matrix and the decryption matrix is calculated to generate an operation matrix having a size of 6 x k, and then the operation matrix is divided by column vectors. By sequentially dividing, a first division column vector to a sixth division column vector are generated, and when the first division column vector to the sixth division column vector are generated, in the first division column vector, the first division column A component other than '0' among k components constituting the vector is extracted as the first measured value, and in the second division column vector, '0' among k components constituting the second division column vector is extracted. extracting a component other than '0' as the second measured value, and extracting a component other than '0' among k components constituting the third division column vector from the third division column vector as the third measurement value, , in the fourth division column vector, extracts a component other than '0' among k components constituting the fourth division column vector as the fourth measurement value, and in the fifth division column vector, the fifth division column vector A component other than '0' among k components constituting the division column vector is extracted as the fifth measured value, and in the sixth division column vector, ' among k components constituting the sixth division column vector is ' After extracting a component other than 0' as the sixth measured value, the extracted first to sixth measured values may be displayed on a screen.

At this time, according to an embodiment of the present invention, the method of operating the scrubber monitoring data collection device includes the first to sixth column vectors stored in the column vector storage unit at a preset second cycle interval. generating a column vector update event for updating, when the column vector update event occurs, determining a position in a column of the first point to which a component of '1' among k components constituting the first column vector is to be designated updating the first column vector by changing it randomly; by randomly changing the position in the column of the second point to which the component of '1' among k components constituting the second column vector is to be designated, the updating a second column vector; updating the third column vector by randomly changing a position in a column of the third point to which a component of '1' is to be designated among k components constituting the third column vector updating the fourth column vector by randomly changing the position in the column of the fourth point to which the component of '1' is to be designated among k components constituting the fourth column vector; updating the fifth column vector by randomly changing the position in the column of the fifth point to which the component of '1' is to be designated among k components constituting the column vector; k constituting the sixth column vector updating the sixth column vector by randomly changing the position in the column of the sixth point to which the component of '1' is to be designated among the components. When the first to sixth column vectors are updated, generating a new decoding matrix having a size of 6 x k by sequentially combining the updated first column vector to the sixth column vector; when the new decoding matrix is generated, while transmitting the new decoding matrix to the control terminal , transmitting an update command instructing to change the decoding matrix stored in the memory of the control terminal to the new decoding matrix.

In this case, when the update command is received while the new decoding matrix is received from the scrubber monitoring data collection device, the control terminal may change the decoding matrix stored in the memory to the new decoding matrix.

In addition, according to an embodiment of the present invention, in the method of operating the scrubber monitoring data collection apparatus, when the first measured value to the sixth measured value are received through steps S220 to S270, the first It is confirmed whether the measured value is outside a preset first normal range for the level of the cleaning liquid, and it is confirmed whether the second measured value is out of a preset second normal range for the pH concentration of the cleaning liquid, and the third measurement check whether a value is outside a preset third normal range for the driving current of the blower fan, check whether the fourth measured value is outside a preset fourth normal range for the injection pressure of the injection pump; 5 Checking whether a measured value is outside a preset fifth normal range for the gas concentration, and confirming whether the sixth value is outside a preset sixth normal range for the leakage amount of the cleaning liquid, the first measured value If it is confirmed that the first measured value is out of the first normal range, transmitting a first warning notification message indicating that the first measured value is out of the first normal range to the control terminal, the second measured value is the If it is confirmed that it is out of the second normal range, transmitting a second warning notification message indicating that the second measured value is out of the second normal range to the control terminal, the third measured value is the third If it is confirmed that it is out of the normal range, transmitting a third warning notification message indicating that the third measured value is out of the third normal range to the control terminal, the fourth measured value is the fourth normal range When it is confirmed that it deviates from, transmitting a fourth warning notification message indicating that the fourth measured value is out of the fourth normal range to the control terminal, wherein the fifth measured value is out of the fifth normal range If it is confirmed, transmitting a fifth warning notification message indicating that the fifth measured value is out of the fifth normal range to the control terminal; and If it is confirmed that the sixth measured value is out of the sixth normal range, further comprising the step of transmitting a sixth warning notification message indicating that the sixth measured value is out of the sixth normal range to the control terminal can do.

In the above, the operation method of the scrubber monitoring data collection apparatus capable of collecting monitoring data for monitoring the scrubber according to an embodiment of the present invention and transmitting it to an authenticated control terminal has been described with reference to FIG. 2 . Here, the operation method of the scrubber monitoring data collection device capable of collecting monitoring data for monitoring the scrubber according to an embodiment of the present invention and transmitting it to an authenticated control terminal is the scrubber monitoring data collection device 110 described with reference to FIG. 1 . ) may correspond to the configuration of the operation, and thus a more detailed description thereof will be omitted.

The operation method of the scrubber monitoring data collection apparatus capable of collecting monitoring data for monitoring of the scrubber according to an embodiment of the present invention and transmitting it to an authenticated control terminal is a computer program stored in a storage medium for execution through combination with a computer. can be implemented as

In addition, the operation method of the scrubber monitoring data collection apparatus capable of collecting monitoring data for monitoring of the scrubber according to an embodiment of the present invention and transmitting it to an authorized control terminal is in the form of a program command that can be performed through various computer means. It may be implemented and recorded in a computer-readable medium. The computer-readable medium may include program instructions, data files, data structures, etc. alone or in combination. The program instructions recorded on the medium may be specially designed and configured for the present invention, or may be known and available to those skilled in the art of computer software. Examples of the computer-readable recording medium include magnetic media such as hard disks, floppy disks and magnetic tapes, optical media such as CD-ROMs and DVDs, and magnetic such as floppy disks. - includes magneto-optical media, and hardware devices specially configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like. Examples of program instructions include not only machine language codes such as those generated by a compiler, but also high-level language codes that can be executed by a computer using an interpreter or the like.

As described above, in the present invention, specific matters such as specific components, etc., and limited embodiments and drawings have been described, but these are only provided to help a more general understanding of the present invention, and the present invention is not limited to the above embodiments. , various modifications and variations are possible from these descriptions by those of ordinary skill in the art to which the present invention pertains.

Therefore, the spirit of the present invention should not be limited to the described embodiments, and not only the claims described below, but also all those with equivalent or equivalent modifications to the claims will be said to belong to the scope of the spirit of the present invention. .

110: scrubber monitoring data collection device
111: data transmission event generating unit 112: first receiving unit
113: second receiver 114: third receiver
115: fourth receiver 116: fifth receiver
117: sixth receiving unit 118: transmitting unit
119: column vector storage unit 120: first permutation column vector generator
121: second permutation column vector generator 122: third permutation column vector generator
123: fourth permutation column vector generator 124: fifth permutation column vector generator
125: sixth permutation column vector generator 126: associative matrix generator
127: encryption monitoring data transmission unit 128: update event generating unit
129: first column vector updater 130: second column vector updater
131: third column vector update unit 132: fourth column vector update unit
133: fifth column vector update unit 134: sixth column vector update unit
135: new decoding matrix generating unit 136: decoding matrix changing unit
137: normal range check unit 138: first warning notification message transmission unit
139: second warning notification message transmitting unit 140: third warning notification message transmitting unit
141: fourth warning notification message transmitting unit 142: fifth warning notification message transmitting unit
143: sixth warning notification message transmission unit
150: control terminal
160: scrubber
161: water level measurement sensor
162: pH concentration measurement sensor
163: fan sensor
164: injection pressure measuring sensor
165: gas concentration measurement sensor
166: leak detection sensor

Claims (12)

In the scrubber monitoring data collection device capable of collecting monitoring data for monitoring of the scrubber and transmitting it to an authorized control terminal,
a data transmission event generating unit for generating a monitoring data transmission event for transmitting the monitoring data to the control terminal at a preset first cycle interval;
When the monitoring data transmission event occurs, a first measurement value for the level of the cleaning liquid from a water level measuring sensor mounted on the scrubber, the level measuring sensor being a sensor for measuring the level of the cleaning liquid stored in the scrubber a first receiving unit for receiving;
A second measurement value for the pH concentration of the cleaning liquid is received from a pH concentration measuring sensor mounted on the scrubber, the pH concentration measuring sensor being a sensor for measuring the pH concentration of the cleaning liquid stored in the scrubber receiver;
a third receiver configured to receive a third measurement value for the driving current of the blower fan from a fan sensor mounted on the scrubber, the fan sensor being a sensor for measuring a driving current of a blower fan mounted on the scrubber;
An injection pressure measuring sensor mounted on the scrubber, wherein the injection pressure measuring sensor is a sensor for measuring an injection pressure of an injection pump used when the cleaning liquid is injected to remove contaminants inside the scrubber. a fourth receiver configured to receive a fourth measurement value of the injection pressure of the injection pump;
a fifth receiver for receiving a fifth measured value for the gas concentration from the gas concentration measuring sensor mounted on the scrubber, the gas concentration measuring sensor being a sensor for measuring the concentration of gas discharged from the scrubber to the outside;
A sixth measurement value for the leakage amount of the cleaning liquid is received from the leak detection sensor mounted on the scrubber, the leak detection sensor is a sensor for measuring the amount of leakage per unit time at which the cleaning liquid leaks from the scrubber to the outside 6 receiver; and
When the first measured value to the sixth measured value are received, the first measured value to the sixth measured value are encrypted to generate encrypted monitoring data, and then a transmission unit for transmitting the encrypted monitoring data to the control terminal
A scrubber monitoring data collection device comprising a. According to claim 1,
the transmission unit
A preset first column vector for encrypting and transmitting the first measured value to the sixth measured value to the control terminal - The first column vector is a column having a size of 1 x k (k is a natural number equal to or greater than 6) As a vector, among k components constituting the first column vector, a component located in a column of a predetermined first point is composed of '1', and components located in a column of the remaining points are composed of '0'. - , preset second column vector - The second column vector is a column vector having a size of 1 x k, and among k components constituting the second column vector, a component located in a column of a predetermined second point is '1 ', and the components located in the columns of the remaining points are composed of '0' - , a preset third column vector - The third column vector is a column vector having a size of 1 x k, and the third column vector Among the k components constituting , the component located in the column of the third predetermined point is composed of '1', and the components located in the column of the remaining points are composed of '0' - , the preset fourth column vector - The fourth column vector is a column vector having a size of 1 x k, and among k components constituting the fourth column vector, a component located in a column of a predetermined fourth point consists of '1', and the remaining points are Components located in the column of are composed of '0' - , preset fifth column vector - The fifth column vector is a column vector having a size of 1 x k, among k components constituting the fifth column vector A component located in a column of a predetermined fifth point is composed of '1', and components located in a column of the remaining points are composed of '0' - and a preset sixth column vector - The sixth column vector is 1 As a column vector having a size of xk, among k components constituting the sixth column vector, a component located in a column of a predetermined sixth point is '1', and components located in a column of the remaining points are '0'. Consists of ' - a column vector storage unit in which is stored;
When the first measured value to the sixth measured value are received through the first to the sixth receiver, '1' located in the column of the first point among k components constituting the first column vector A first substitution for generating a first substitution column vector by substituting a component of ' with the first measured value, and substituting randomly generated dummy values for components of '0' located in the columns of the remaining points one by one column vector generator;
Among the k components constituting the second column vector, a component of '1' located in a column of the second point is substituted with the second measurement value, and components of '0' located in a column of the remaining points are randomly replaced a second permutation column vector generator generating a second permutation column vector by permuting the generated dummy values one by one;
Among the k components constituting the third column vector, a component of '1' located in a column of the third point is substituted with the third measured value, and components of '0' located in a column of the remaining points are randomly replaced a third permutation column vector generator generating a third permutation column vector by permuting the generated dummy values one by one;
Among the k components constituting the fourth column vector, the component of '1' located in the column of the fourth point is replaced with the fourth measurement value, and the components of '0' located in the column of the remaining point are randomly a fourth permutation column vector generator generating a fourth permutation column vector by permuting the generated dummy values one by one;
Among the k components constituting the fifth column vector, a component of '1' located in a column of the fifth point is substituted with the fifth measured value, and components of '0' located in a column of the remaining points are randomly replaced a fifth permutation column vector generator generating a fifth permutation column vector by permuting the generated dummy values one by one;
Among the k components constituting the sixth column vector, the component of '1' located in the column of the sixth point is substituted with the sixth measurement value, and the components of '0' located in the column of the remaining points are randomly replaced. a sixth permutation column vector generator generating a sixth permutation column vector by permuting the generated dummy values one by one;
a coupling matrix generator generating a 6 x k coupling matrix by sequentially combining the first permutation column vector to the sixth permutation column vector when the first permutation column vector to the sixth permutation column vector are generated; and
When the coupling matrix is generated, the encryption monitoring data transmission unit for designating the coupling matrix as the encryption monitoring data, and then transmitting the coupling matrix designated as the encryption monitoring data to the control terminal
A scrubber monitoring data collection device comprising a. 3. The method of claim 2,
The control terminal is
A decoding matrix having a size of 6 x k generated by sequentially combining the first column vector to the sixth column vector is pre-stored in a memory, and the combination matrix designated as the encryption monitoring data from the scrubber monitoring data collection device When this is received, a Hadamard product between the combining matrix and the decoding matrix is calculated to generate an operation matrix having a size of 6 x k, and then sequentially dividing the operation matrix for each column vector, thereby forming a first division column vector to a sixth division column vector are generated, and when the first division column vector to the sixth division column vector are generated, in the first division column vector, ' among k components constituting the first division column vector' A component other than 0' is extracted as the first measurement value, and in the second division column vector, a component other than '0' among k components constituting the second division column vector is used as the second measurement value. extracting, in the third division column vector, a component other than '0' among k components constituting the third division column vector is extracted as the third measured value, and in the fourth division column vector, the A component other than '0' among k components constituting a fourth division column vector is extracted as the fourth measurement value, and k components constituting the fifth division column vector in the fifth division column vector are extracted. A component other than '0' is extracted as the fifth measurement value, and a component other than '0' among k components constituting the sixth division column vector is measured in the sixth division column vector. After extraction as a value, the scrubber monitoring data collection device, characterized in that the extracted first to sixth measured values are displayed on a screen. 3. The method of claim 2,
a column vector update event generator for generating a column vector update event for updating the first to sixth column vectors stored in the column vector storage unit at a second preset interval;
When the column vector update event occurs, the first column vector is updated by randomly changing a position in a column of the first point to which a component of '1' among k components constituting the first column vector is to be designated. a first column vector update unit to
a second column vector updating unit for updating the second column vector by randomly changing a position in a column of the second point to which a component of '1' is to be designated among k components constituting the second column vector;
a third column vector update unit for updating the third column vector by randomly changing a position in a column of the third point to which a component of '1' is to be designated among k components constituting the third column vector;
a fourth column vector updating unit for updating the fourth column vector by randomly changing a position in a column of the fourth point to which a component of '1' is to be designated among k components constituting the fourth column vector;
a fifth column vector update unit for updating the fifth column vector by randomly changing a position in a column of the fifth point to which a component of '1' is to be designated among k components constituting the fifth column vector;
a sixth column vector update unit for updating the sixth column vector by randomly changing a position in the column of the sixth point to which a component of '1' is to be designated among k components constituting the sixth column vector;
a new decoding matrix generator generating a new decoding matrix having a size of 6xk by sequentially combining the updated first column vector to the sixth column vector when the first column vector to the sixth column vector are updated; and
When the new decoding matrix is generated, while transmitting the new decoding matrix to the control terminal, an update command for instructing to change the decoding matrix stored in the memory of the control terminal to the new decoding matrix is transmitted. change
further comprising,
The control terminal is
The scrubber monitoring data collecting device, characterized in that when the update command is received while the new decoding matrix is received from the scrubber monitoring data collecting device, the decoding matrix stored in a memory is changed to the new decoding matrix. According to claim 1,
When the first measured value to the sixth measured value are received through the first to the sixth receiver, it is checked whether the first measured value is out of a preset first normal range for the level of the cleaning liquid, and , check whether the second measured value is out of a preset second normal range for the pH concentration of the cleaning liquid, and check whether the third measured value is out of a preset third normal range for the driving current of the blower fan and check whether the fourth measured value is out of a preset fourth normal range for the injection pressure of the injection pump, and check whether the fifth measured value is out of a preset fifth normal range for the gas concentration, , a normal range checking unit for checking whether the sixth measured value is out of a preset sixth normal range for the leakage amount of the cleaning liquid;
When it is confirmed that the first measured value is out of the first normal range, a first warning notification for transmitting a first warning notification message indicating that the first measured value is out of the first normal range to the control terminal message transmission unit;
When it is confirmed that the second measured value is out of the second normal range, a second warning notification for transmitting a second warning notification message indicating that the second measured value is out of the second normal range to the control terminal message transmission unit;
When it is confirmed that the third measured value is out of the third normal range, a third warning notification for transmitting a third warning notification message indicating that the third measured value is out of the third normal range to the control terminal message transmission unit;
When it is confirmed that the fourth measured value is out of the fourth normal range, a fourth warning notification for transmitting a fourth warning notification message indicating that the fourth measured value is out of the fourth normal range to the control terminal message transmission unit;
If it is confirmed that the fifth measured value is out of the fifth normal range, a fifth warning notification for transmitting a fifth warning notification message indicating that the fifth measured value is out of the fifth normal range to the control terminal message transmission unit; and
When it is confirmed that the sixth measured value is out of the sixth normal range, a sixth warning notification for transmitting a sixth warning notification message indicating that the sixth measured value is out of the sixth normal range to the control terminal message sender
A scrubber monitoring data collection device further comprising a. In the operating method of a scrubber monitoring data collection device capable of collecting monitoring data for monitoring the scrubber and transmitting it to an authenticated control terminal,
generating, by a data transmission event generating unit, a monitoring data transmission event for transmitting the monitoring data to the control terminal at a preset first cycle interval;
When the monitoring data transmission event occurs, a first receiving unit, a water level measuring sensor mounted on the scrubber, wherein the water level measuring sensor is a sensor for measuring the level of the cleaning liquid stored in the scrubber - from the level of the cleaning liquid receiving a first measurement value for
A second measurement value for the pH concentration of the cleaning liquid from a second receiver, a pH concentration measuring sensor mounted on the scrubber, wherein the pH concentration measuring sensor is a sensor for measuring the pH concentration of the cleaning liquid stored in the scrubber receiving;
A third receiver receives a third measured value for the driving current of the blower fan from a fan sensor mounted on the scrubber, the fan sensor being a sensor for measuring a driving current of a blower fan mounted on the scrubber to do;
A fourth receiving unit, the injection pressure measuring sensor mounted on the scrubber - The injection pressure measuring sensor, for measuring the injection pressure of the injection pump used when the cleaning liquid is injected to remove contaminants in the scrubber receiving a fourth measured value for the injection pressure of the injection pump from a sensor;
A fifth receiver receives a fifth measured value for gas concentration from a gas concentration measuring sensor mounted on the scrubber, the gas concentration measuring sensor being a sensor for measuring the concentration of gas discharged from the scrubber to the outside to do;
A sixth receiving unit, a leak detection sensor mounted on the scrubber, the leak detection sensor is a sensor for measuring the amount of leakage per unit time at which the cleaning liquid leaks from the scrubber to the outside; a sixth measurement of the leakage amount of the cleaning liquid receiving a value; and
When the first measured value to the sixth measured value are received, the transmission unit encrypts the first measured value to the sixth measured value to generate encrypted monitoring data, and then transmits the encrypted monitoring data to the control terminal step to do
A method of operating a scrubber monitoring data collection device comprising a. 7. The method of claim 6,
Transmitting the encryption monitoring data to the control terminal
A preset first column vector for encrypting and transmitting the first measured value to the sixth measured value to the control terminal - The first column vector is a column having a size of 1 x k (k is a natural number equal to or greater than 6) As a vector, among k components constituting the first column vector, a component located in a column of a predetermined first point is composed of '1', and components located in a column of the remaining points are composed of '0'. - , preset second column vector - The second column vector is a column vector having a size of 1 x k, and among k components constituting the second column vector, a component located in a column of a predetermined second point is '1 ', and the components located in the columns of the remaining points are composed of '0' - , a preset third column vector - The third column vector is a column vector having a size of 1 x k, and the third column vector Among the k components constituting , the component located in the column of the third predetermined point is composed of '1', and the components located in the column of the remaining points are composed of '0' - , the preset fourth column vector - The fourth column vector is a column vector having a size of 1 x k, and among k components constituting the fourth column vector, a component located in a column of a predetermined fourth point consists of '1', and the remaining points are Components located in the column of are composed of '0' - , preset fifth column vector - The fifth column vector is a column vector having a size of 1 x k, among k components constituting the fifth column vector A component located in a column of a predetermined fifth point is composed of '1', and components located in a column of the remaining points are composed of '0' - and a preset sixth column vector - The sixth column vector is 1 As a column vector having a size of xk, among k components constituting the sixth column vector, a component located in a column of a predetermined sixth point is '1', and components located in a column of the remaining points are '0'. Consisting of ' - maintaining a column vector storage unit in which is stored;
When the first measured value to the sixth measured value are received through the step of receiving the first measured value to the step of receiving the sixth measured value, the first permutation column vector generator may include the first column vector A dummy randomly generated by replacing the component of '1' located in the column of the first point among the k components constituting ) generating a first permutation column vector by permuting the values one by one;
A second substitution column vector generator, among k components constituting the second column vector, replaces a component of '1' positioned in a column of the second point with the second measurement value, and is positioned in a column of the remaining points generating a second permutation column vector by replacing components of '0' with randomly generated dummy values one by one;
A third substitution column vector generating unit replaces a component of '1' positioned in a column of the third point among k components constituting the third column vector with the third measured value, and is positioned in a column of the remaining points generating a third permutation column vector by replacing components of '0' with randomly generated dummy values one by one;
A fourth substitution column vector generating unit replaces a component of '1' located in a column of the fourth point among k components constituting the fourth column vector with the fourth measurement value, and is located in a column of the remaining points generating a fourth permutation column vector by replacing components of '0' with randomly generated dummy values one by one;
A fifth permutation column vector generator, among k components constituting the fifth column vector, replaces a component of '1' located in the column of the fifth point with the fifth measured value, and is located in the column of the remaining points generating a fifth permutation column vector by replacing components of '0' with randomly generated dummy values one by one;
A sixth substitution column vector generator, among k components constituting the sixth column vector, replaces a component of '1' positioned in the column of the sixth point with the sixth measured value, and is positioned in the column of the remaining points generating a sixth permutation column vector by replacing components of '0' with randomly generated dummy values one by one;
When the first permutation column vector to the sixth permutation column vector are generated, a coupling matrix generator generates a 6 x k coupling matrix by sequentially combining the first permutation column vector to the sixth permutation column vector step; and
When the coupling matrix is generated, the encryption monitoring data transmission unit, after designating the coupling matrix as the encryption monitoring data, transmitting the coupling matrix designated as the encryption monitoring data to the control terminal
A method of operating a scrubber monitoring data collection device comprising a. 8. The method of claim 7,
The control terminal is
A decoding matrix having a size of 6 x k generated by sequentially combining the first column vector to the sixth column vector is pre-stored in a memory, and the combination matrix designated as the encryption monitoring data from the scrubber monitoring data collection device When this is received, a Hadamard product between the combining matrix and the decoding matrix is calculated to generate an operation matrix having a size of 6 x k, and then sequentially dividing the operation matrix for each column vector, thereby forming a first division column vector to a sixth division column vector are generated, and when the first division column vector to the sixth division column vector are generated, in the first division column vector, ' among k components constituting the first division column vector' A component other than 0' is extracted as the first measurement value, and in the second division column vector, a component other than '0' among k components constituting the second division column vector is used as the second measurement value. extracting, in the third division column vector, a component other than '0' among k components constituting the third division column vector is extracted as the third measured value, and in the fourth division column vector, the A component other than '0' among k components constituting a fourth division column vector is extracted as the fourth measurement value, and k components constituting the fifth division column vector in the fifth division column vector are extracted. A component other than '0' is extracted as the fifth measurement value, and a component other than '0' among k components constituting the sixth division column vector is measured in the sixth division column vector. After extraction as a value, the method of operating a scrubber monitoring data collection device, characterized in that the extracted first to sixth measured values are displayed on a screen. 8. The method of claim 7,
generating, by a column vector update event generator, a column vector update event for updating the first to sixth column vectors stored in the column vector storage unit at a second preset interval;
When the column vector update event occurs, the first column vector update unit randomly changes the position in the column of the first point to which the component '1' among k components constituting the first column vector is to be designated, updating the first column vector;
updating, by a second column vector updating unit, the second column vector by randomly changing a position in a column of the second point to which a component of '1' among k components constituting the second column vector is to be designated; ;
updating, by a third column vector updating unit, the third column vector by randomly changing a position in a column of the third point to which a component of '1' among k components constituting the third column vector is to be designated; ;
updating, by a fourth column vector updater, randomly changing a position in a column of the fourth point to which a component of '1' among k components constituting the fourth column vector is to be designated, thereby updating the fourth column vector; ;
updating the fifth column vector by a fifth column vector updating unit randomly changing a position in a column of the fifth point to which a component of '1' among k components constituting the fifth column vector is to be designated; ;
updating the sixth column vector by a sixth column vector updating unit randomly changing a position in a column of the sixth point to which a component of '1' is to be designated among k components constituting the sixth column vector; ;
When the first column vector to the sixth column vector are updated, a new decoding matrix generator generates a new decoding matrix having a size of 6xk by sequentially combining the updated first column vector to the sixth column vector. step; and
When the new decoding matrix is generated, the decoding matrix changing unit transmits the new decoding matrix to the control terminal, and an update command for instructing to change the decoding matrix stored in the memory of the control terminal to the new decoding matrix step to send
further comprising,
The control terminal is
When the update command is received while the new decoding matrix is received from the scrubber monitoring data collection device, the decoding matrix stored in a memory is changed to the new decoding matrix. how it works. 7. The method of claim 6,
When the first measured value to the sixth measured value are received through the step of receiving the first measured value to the step of receiving the sixth measured value, a normal range check unit, the first measured value is the cleaning liquid check whether it is out of a preset first normal range for the water level of check whether it is outside a preset third normal range for the driving current of checking whether it is out of a preset fifth normal range for the gas concentration, and confirming whether the sixth measured value is out of a preset sixth normal range for the leakage amount of the cleaning liquid;
When it is confirmed that the first measured value is out of the first normal range, a first warning notification message transmitting unit, a first warning notification indicating to the control terminal that the first measured value is out of the first normal range sending a message;
When it is confirmed that the second measured value is out of the second normal range, a second warning notification message transmitting unit, a second warning notification indicating to the control terminal that the second measured value is out of the second normal range sending a message;
When it is confirmed that the third measured value is out of the third normal range, a third warning notification message transmitting unit, a third warning notification indicating to the control terminal that the third measured value is out of the third normal range sending a message;
When it is confirmed that the fourth measured value is out of the fourth normal range, a fourth warning notification message transmitting unit, a fourth warning notification indicating to the control terminal that the fourth measured value is out of the fourth normal range sending a message;
When it is confirmed that the fifth measured value is out of the fifth normal range, a fifth warning notification message transmitting unit, a fifth warning notification indicating to the control terminal that the fifth measured value is out of the fifth normal range sending a message; and
When it is confirmed that the sixth measured value is out of the sixth normal range, a sixth warning notification message transmitting unit, a sixth warning notification indicating to the control terminal that the sixth measured value is out of the sixth normal range Steps to send a message
Operation method of the scrubber monitoring data collection device further comprising. A computer-readable recording medium recording a computer program for executing the method of any one of claims 6 to 10 through combination with a computer. A computer program stored in a storage medium for executing the method of any one of claims 6 to 10 through combination with a computer.

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