KR101758343B1 - High-Efficiency Remote Meter Reading System And Method - Google Patents

High-Efficiency Remote Meter Reading System And Method Download PDF

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Publication number
KR101758343B1
KR101758343B1 KR1020160024171A KR20160024171A KR101758343B1 KR 101758343 B1 KR101758343 B1 KR 101758343B1 KR 1020160024171 A KR1020160024171 A KR 1020160024171A KR 20160024171 A KR20160024171 A KR 20160024171A KR 101758343 B1 KR101758343 B1 KR 101758343B1
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South Korea
Prior art keywords
indoor
amount
flow rate
analyzing
water
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KR1020160024171A
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Korean (ko)
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김주환
최태호
최두용
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한국수자원공사
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/06—Indicating or recording devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C2201/00—Transmission systems of control signals via wireless link
    • G08C2201/40—Remote control systems using repeaters, converters, gateways

Abstract

The present invention relates to a remote meter reading system and method, and more particularly, to a remote meter reading system and method, and more particularly, to a remote meter reading system and method, If the meter reading is performed twice every 1 minute every 1 hour by analyzing the usage amount and the water leakage amount of the water pipe, the information obtained when the meter reading is performed every 1 minute is obtained in the same way, The present invention relates to a system and method for remote meter-reading that can reduce power consumption and communication cost of a battery during data transmission by reducing the amount of data consumed in transmission by calculating a reference time measurement value and a difference value from the meter and compressing and transmitting the same.

Description

[0001] The present invention relates to a high-efficiency remote meter reading system and method,

The present invention relates to a remote meter reading system and method, and more particularly, to a remote meter reading network constituted by a meter and a repeater, and configured to set the number of times of meter reading and the cycle to set background loss, indoor leakage, overflow, And a remote meter reading system and a method for analyzing a leakage amount of a drain pipe.

Generally, remote meter reading refers to measuring data in real time from a water meter to produce data and delivering the collected data to a water company through a communication network.

In particular, collected measurement data provides information and services such as real-time water usage to consumers and suppliers through various analysis tools.

To obtain the effects of water usage reduction, water leakage control, supply and demand adjustment, and energy saving by using remote meter reading, the continuous meter reading value should be continuously transmitted to the operating system to analyze the collected data.

However, when the continuous meter reading value is transmitted to the operating system, there is a problem that power consumption and communication cost of the transmission device are excessively generated and the economical efficiency of the remote meter reading system is deteriorated.

Patent No. 10-1592895 Patent No. 10-1592899 Registration Utility Model 20-0289754

The problem to be solved by the present invention is to overcome the above problems, and it is an object of the present invention to provide a system and method for overcoming the above problems, , And to analyze the leak rate of the drain pipe.

The present invention relates to a remote meter reading method, comprising the steps of: (A) measuring a flow rate of water entering a room through an meter probe (110), and then transmitting a measured value to a relay (130); (B) collecting the measured values of the flow rate measured by the probe 110 through the repeater 130 for a real time or a predetermined time, and transmitting the measured values to the analysis server 140; (C) analyzing the background loss amount, the indoor leakage amount, the overflow amount, the indoor inflow amount, the indoor usage amount, and the drain pipe leakage amount through the analysis server 140; (D) converting the analysis result analyzed by the analysis server 140 into a DB and outputting an analysis result DB; (E) converting the measured values into a DB to generate a measured value DB, and storing the DB together with the analyzed result.

At this time, in step (A), the flow rate of water entering the room for P minutes at intervals of N hours is measured through the probe 110, and then the measured value is transmitted to the relay 130.

The step (C) may further include: (C1) determining whether the measured value of the N time is different from the measured value of the N + 1 time, and whether the measured value of the water per unit for the P minute of the N time and the P minute of the N + Analyzing the measurement value as the background loss amount of the indoor water supply pipe when the flow rate is equal to or less than the flow reference value and the difference in the flow rate of water per unit time between the P minute of the N time and the P minute of the N + (C2) analyzing the indoor leakage amount by multiplying the background loss amount by the hydraulic pressure correction factor through the water pressure DB 141g; (C3) analyzing the maximum flow rate per minute when the house uses water for each house; (C4) analyzing the measured value as an indoor inflow when the measured value of the N time is different from the measured value of the N + 1 time and is not the background loss amount of the step (C1); (C5) analyzing the difference between the indoor inflow amount and the indoor indoor water amount as a indoor use amount; And analyzing the difference between the block inflow flow rate and the indoor inflow amount measured through the (C6) block inflow flowmeter 120 by the leakage amount of the drain pipe.

At this time, the flow reference value is 0.006 m 3 / min, and the difference reference value is 0.003 m 3 / min.

In this case, in the step (B), the measurement value of the flow rate measured by the probe 110 through the repeater 130 is collected for real time or a predetermined time, and the difference value of the measured value is supplied to the analysis server 140 send.

In addition, the present invention relates to an automatic meter reading system, comprising: a meter 110 for measuring a flow rate of water entering a house and transmitting measured values to a relay 130; A block inlet flow meter 120 for measuring the inflow of water into the plurality of indoor blocks and then transmitting the measured values to the repeater 130; A repeater 130 for collecting the measured values of the flow rate measured by the probe 110 in real time or for a predetermined time and transmitting the same to the analysis server 140; And the analysis results are DB, analysis result DB is outputted, DB is created by making the measurement value DB, and the analysis result is stored in the DB, And an analysis server 140 storing the data together with the DB.

At this time, the probe 110 includes a flow sensor 111 measuring the flow rate of water entering the room for N minutes at intervals of P minutes; And a communication unit 112 for measuring the flow rate of water through the flow rate sensor 111 and transmitting the measurement value to the relay 130.

At this time, the analysis server 140 includes an analysis unit 141 for analyzing the background loss amount, the indoor leakage amount, the overflow amount, the indoor usage amount, and the drain pipe leakage amount. An output unit 142 for converting the analysis result into a DB and outputting an analysis result DB; And a storage unit 143 for converting the measured values into a DB to generate a measured value DB and storing the measured value DB together with the analyzed result DB.

At this time, the analyzer 141 determines whether the measured value of the N time is different from the measured value of the N + 1 time, and the flow rate of the water per unit for the P minute of the N time and the P minute of the N + Flow rate analyzer 141a for analyzing the measured value as the background loss amount of the indoor water supply pipe when the difference between the flow rate and the flow rate of the water per unit time is less than or equal to the difference reference value for the P minute of the N time and the P minute of the N + ; An indoor leak amount analyzing unit 141b for analyzing the indoor leak amount by multiplying the background loss amount by the hydraulic pressure correction factor through the water pressure DB 141g; A flow rate analyzer 141c for analyzing the maximum flow rate per minute when the house uses water for each house, and the flow rate; An indoor inflow amount analyzing unit for analyzing the measured value as an indoor inflow amount when the measured value of the N time is different from the measured value of the N + 1 time and is not the background loss amount of the background loss amount analyzing unit 141a 141d); An indoor usage analyzing unit 141e for analyzing a difference value between the indoor inflow amount and the indoor indoor water amount as a indoor indoor use amount; A drainage pipe leakage analyzing unit 141f for analyzing the difference between the block inflowing flow rate and the indoor inflowing flow measured through the block inflow flowmeter 120 as a drainage leak amount; And a hydraulic pressure DB 141g which is a database of pipe network analysis or real time hydraulic pressure measurement data.

At this time, the repeater 130 collects the measured value of the flow rate measured by the meter 110 for a real time or a predetermined time, and transmits the difference value of the measured value to the analysis server 140.

According to the present invention, even if a continuous meter reading value is not transmitted to the operating system, the life of the meter can be extended by analyzing the background loss amount, the indoor water leakage amount, the overflow amount, the indoor inflow amount, the indoor usage amount, There is an effect that can be.

In addition, according to the present invention, if the inspection is performed only twice at intervals of 1 minute every hour, the information at the time of meter reading every 1 minute can be obtained equally.

According to the present invention, in the transmission of the remote meter reading data, the reference meter reading value and the difference value are calculated from the smart meter and compression transmission is performed to reduce the amount of data consumed in transmission, thereby reducing the power consumption and communication cost of the battery There is an effect.

1 is a flowchart illustrating an operation of a remote meter reading method according to an embodiment of the present invention.
2 is a flowchart illustrating an operation of step S103 of the remote meter reading method according to an embodiment of the present invention.
FIG. 3 is a block diagram illustrating an automatic meter reading system 100 according to an embodiment of the present invention.
FIG. 4 is a block diagram showing the detailed configuration of the meter 110 of the remote meter-reading system 100 according to an embodiment of the present invention.
5 is a block diagram illustrating a detailed configuration of an analysis server 140 of the remote meter-reading system 100 according to an embodiment of the present invention.
6 is a block diagram illustrating the detailed configuration of the analysis unit 141 of the analysis server 140 in the remote metering system 100 according to an embodiment of the present invention.

Before describing the specific details for the practice of the invention, terms and words used in the specification and claims should be construed to enable the inventor to properly define the concept of a term in order to best describe its invention The present invention is not limited thereto.

It is to be noted that the detailed description of known functions and constructions related to the present invention is omitted when it is determined that the gist of the present invention may be unnecessarily blurred.

Hereinafter, the remote meter reading method according to a preferred embodiment of the present invention will be described in detail with reference to FIGS. 1 and 2. FIG.

1 is a flowchart illustrating an operation of a remote meter reading method according to an embodiment of the present invention.

As shown in FIG. 1, in the remote meter reading method according to the preferred embodiment of the present invention, the flow rate of water entering the house through the meter 110 is first measured, and the measured value is transmitted to the relay 130 (S101 ).

Next, the measurement value of the flow rate measured by the meter 110 is collected through the relay 130 for real time or a predetermined time and transmitted to the analysis server 140 (S102).

Next, the background loss amount, the indoor leakage amount, the overflow amount, the indoor inflow amount, the indoor usage amount, and the drain pipe leakage amount are analyzed through the analysis server 140 (S103).

Next, an analysis result analyzed by the analysis server 140 is converted into a DB, and an analysis result DB is output (S104).

Next, the measurement values are converted into a DB to generate a measurement value DB, and the result is stored together with the analysis result DB (S105).

In addition, the preferred embodiment of the predetermined time during which the repeater 130 collects the measured values in the step (S102) can be set by the analysis server 140, and if it is not set, Is collected and transmitted once a day for 24 hours.

At this time, in step S101, the flow rate of water entering the room for P minutes at intervals of N hours is measured through the probe 110, and then the measurement value is transmitted to the repeater 130.

In addition, the preferred embodiment of the meter 110 for measuring the flow rate of water entering the room for P minutes at N time intervals is to measure the flow rate of water entering the room for 1 to 4 minutes at intervals of 1 to 4 hours.

2 is a flowchart illustrating an operation of step S103 of the remote meter reading method according to an embodiment of the present invention.

At this time, as shown in FIG. 2, in step (S103), first, the measured value of the N time is different from the measured value of the N + 1 time, When the flow rate of water per minute per minute is less than the flow reference value and the difference of the flow rate of water per unit of time between the P minute of the N time and the P minute of the N + 1 hour is less than the difference standard value, the measurement value is analyzed as the background loss amount of the indoor water supply pipe (S201).

Next, the background leakage amount is multiplied by the water pressure correction factor through the water pressure DB 141g to analyze the indoor water leakage amount (S202).

Next, when the house is using water for each house, the maximum flow rate per minute is analyzed (S203).

Next, if the measured value of the N time is different from the measured value of the (N + 1) th time and is not the background loss of the step (S201), the measured value is analyzed as the indoor inflow amount (S204).

Next, the difference between the indoor inflow amount and the indoor indoor air leakage amount is analyzed as the indoor use amount (S205).

Next, the difference between the block inflow rate measured through the block inflow flow meter 120 and the indoor inflow rate is analyzed as a leak rate of the drain pipe (S206).

In addition, a preferred embodiment for analyzing the background loss amount in the step S201 is to use the measured value in the night time zone.

In addition, a preferred embodiment for estimating the indoor water leakage amount in the step (S202) is calculated by using the equation (1).

Figure 112016019642913-pat00001

Figure 112016019642913-pat00002
,
Figure 112016019642913-pat00003
,

Figure 112016019642913-pat00004
,
Figure 112016019642913-pat00005
,

Figure 112016019642913-pat00006

In addition, a preferable embodiment for calculating the overflow amount in the step (S203) is to calculate using the above-mentioned measured value in the daytime of the house.

At this time, the flow reference value is 0.006 m 3 / min, and the difference reference value is 0.003 m 3 / min.

In addition, the step (S102) may include collecting the measurement value of the flow rate measured by the meter 110 through the repeater 130 for a real time or a predetermined time, and transmitting the measured difference value to the analysis server 140 send.

In addition, a preferred embodiment of the difference value that the repeater 130 transmits to the analysis server 140 may include calculating a difference between the reference measurement value and the measurement value, or calculating a difference between the measurement value immediately before the measurement value will be.

Hereinafter, the remote meter reading system 100 according to a preferred embodiment of the present invention will be described in detail with reference to FIGS. 3 to 6. FIG.

FIG. 3 is a block diagram illustrating an automatic meter reading system 100 according to an embodiment of the present invention.

3, the remote meter-reading system according to the preferred embodiment of the present invention may include a meter 110 for measuring a flow rate of water entering a room and transferring measured values to a relay 130, A block inflow flow meter 120 for measuring the inflow amount of water into the block and then transmitting the measured value to the repeater 130, an analysis server 140 for collecting the measured values of the flow rate measured by the meter 110 for a predetermined time or a real time, And the DB of the analysis result is output, and the measured value is converted into a DB, and the measured value is converted into a DB. And an analysis server 140 for generating a DB and storing the DB together with the analysis result.

In addition, the analyzer server 140 can set a preferred embodiment of the predetermined time for the repeater 130 to collect the measured values. When the repeater 130 is not set, the measured values for the first 24 hours are collected 1 It is 24 hours to transmit once a day.

FIG. 4 is a block diagram showing the detailed configuration of the meter 110 of the remote meter-reading system 100 according to an embodiment of the present invention.

4, the probe 110 includes a flow sensor 111 for measuring the flow rate of water entering the room for P minutes at intervals of N hours, and a flow sensor 111 for measuring the flow rate of water through the flow sensor 111 And a communication unit 112 for transmitting the measurement value to the relay 130.

In addition, the preferred embodiment for measuring the flow rate of the water that the flow sensor 110 enters indoors for P minutes at N time intervals is to measure the flow rate of water entering the room for 1 minute at 1 hour intervals.

5 is a block diagram illustrating a detailed configuration of an analysis server 140 of the remote meter-reading system 100 according to an embodiment of the present invention.

5, the analysis server 140 includes an analysis unit 141 for analyzing the background loss amount, the indoor leakage amount, the overflow amount, the indoor usage amount, the drainage pipe leakage amount, the analysis result DB, And an output unit 142 for outputting the measured values and a storage unit 143 for converting the measured values into a DB to generate a measured value DB and storing the measured value DB together with the analyzed result DB.

6 is a block diagram illustrating the detailed configuration of the analysis unit 141 of the analysis server 140 in the remote metering system 100 according to an embodiment of the present invention.

6, the analyzer 141 determines whether the measured value of the N time is different from the measured value of the N + 1 time, and the measured value of the N time and the measured value of the N + When the flow rate of water per minute per minute is less than the flow reference value and the difference of the flow rate of water per unit of time between the P minute of the N time and the P minute of the N + 1 hour is less than the difference standard value, the measurement value is analyzed as the background loss amount of the indoor water supply pipe An indoor leak amount analyzing unit 141b for analyzing the indoor leak amount by multiplying the background loss amount by the hydraulic pressure correction factor through the water pressure DB 141g; A flow rate analyzing unit 141c for analyzing the flow rate and the maximum flow rate per minute, and a flow rate analyzing unit 141c for comparing the measured value of the N time with the measured value of the N + 1 time, In the case of non-loss, A indoor use amount analysis unit 141e for analyzing the indoor inflow amount by the inflow amount, an indoor use amount analysis unit 141e for analyzing the difference between the indoor inflow amount and the indoor infiltration amount by the indoor use amount, the block inflow flow rate measured by the block inflow flow meter 120 And a water pressure DB 141g in which a pipe network analysis or real-time hydraulic pressure measurement data is DB, and a drainage pipe leakage amount analysis unit 141f for analyzing a difference value of the indoor inflow amount by a drain pipe leakage amount.

In addition, a preferred embodiment in which the background loss analysis unit 141a analyzes the background loss amount is to use the measurement value in the night time zone.

In addition, the embodiment in which the indoor water leakage amount analysis unit 141b calculates the indoor water leakage amount is calculated by using Equation (1).

In addition, the preferred embodiment in which the overflow analysis unit 141c calculates the overflow rate is to calculate the overflow rate using the measured value during the daytime, which is the house time zone of the house.

At this time, the repeater 130 collects the measured value of the flow rate measured by the meter 110 for a real time or a predetermined time, and transmits the difference value of the measured value to the analysis server 140.

In addition, a preferred embodiment of the difference value that the repeater 130 transmits to the analysis server 140 may include calculating a difference between the reference measurement value and the measurement value, or calculating a difference between the measurement value immediately before the measurement value will be.

While the present invention has been particularly shown and described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. It will be appreciated by those skilled in the art that numerous changes and modifications can be made without departing from the invention. Accordingly, all such modifications and variations are intended to be included within the scope of the present invention.

100: Remote meter reading system
110: Sewing machine
111: Flow sensor
112:
120: Block flow meter
130: Repeater
140: Analysis server
141: Analytical Department
141a: background loss analysis unit
141b: indoor leakage analysis section
141c:
141d: Indoor inflow volume analysis section
141e: Indoor usage analysis section
141f: leak pipe amount analysis section
141g: Water pressure DB
142:
143:

Claims (10)

In the remote meter reading method,
(A) measuring the flow rate of water entering the room via the probe (110), and transmitting the measurement value to the repeater (130);
(B) collecting the measured values of the flow rate measured by the probe 110 through the repeater 130 for a real time or a predetermined time, and transmitting the measured values to the analysis server 140;
(C) analyzing the background loss amount, the indoor leakage amount, the overflow amount, the indoor inflow amount, the indoor usage amount, and the drain pipe leakage amount through the analysis server 140;
(D) converting the analysis result analyzed by the analysis server 140 into a DB and outputting an analysis result DB;
(E) generating a measurement value DB by converting the measurement value into a DB, and storing the measurement value DB together with the analysis result;
, ≪ / RTI &
The step (C)
(C1) the measured value of the N time is different from the measured value of the N + 1 time, and the flow rate of the water per minute per minute for the P minute of the N time and the P minute of the N + 1 hour is less than the flow reference value, Analyzing the measurement value as the background loss amount of the indoor water supply pipe when the difference between the P minute of the water supply pipe and the water flow rate per unit of the P minute of the N + 1 hour is equal to or less than the difference reference value;
(C2) analyzing the indoor leakage amount by multiplying the background loss amount by the hydraulic pressure correction factor through the water pressure DB 141g;
(C3) analyzing the maximum flow rate per minute when the house uses water for each house;
(C4) analyzing the measured value as an indoor inflow when the measured value of the N time is different from the measured value of the N + 1 time and is not the background loss amount of the step (C1);
(C5) analyzing the difference between the indoor inflow amount and the indoor indoor water amount as a indoor use amount;
Analyzing the difference between the block inflow flow rate and the indoor inflow rate measured through the (C6) block inflow flowmeter 120 by the leakage amount of the drain pipe;
, ≪ / RTI &
Wherein the indoor water leakage amount in the step (C2) is analyzed using the following equation (1).
[Equation 1]
Figure 112017018084137-pat00013

Figure 112017018084137-pat00014
,
Figure 112017018084137-pat00015
,
Figure 112017018084137-pat00016
,
Figure 112017018084137-pat00017
,
Figure 112017018084137-pat00018
 The method according to claim 1,
The step (A)
And measuring the flow rate of water entering the room for P minutes at intervals of N hours through the probe (110), and then transferring the measured value to the repeater (130). delete The method according to claim 1,
The flow reference value
0.006 m < 3 > / min,
Wherein,
0.003 m < 3 > / min. The method according to claim 1,
The step (B)
Wherein the measuring unit collects the measured value of the flow rate measured by the meter (110) through the repeater (130) in real time or for a predetermined time, and transmits the difference value of the measured value to the analysis server (140). In the remote meter reading system,
An indicator (110) for measuring the flow rate of water entering the house and transmitting the measured value to the relay (130);
A block inlet flow meter 120 for measuring the inflow of water into the plurality of indoor blocks and then transmitting the measured values to the repeater 130;
A repeater 130 for collecting the measured values of the flow rate measured by the probe 110 in real time or for a predetermined time and transmitting the same to the analysis server 140; And
A measurement DB is generated by converting the measurement result into a DB and outputting a DB of the analysis result DB, and a DB of the analysis result DB is generated, And an analysis server 140 for storing the analysis result together with the analysis result.
, ≪ / RTI &
The analysis server (140)
An analysis unit 141 for analyzing the background loss, the indoor leakage, the overflow, the indoor usage, and the drainage leakage;
An output unit 142 for converting the analysis result into a DB and outputting an analysis result DB; And
A storage unit 143 for converting the measured values into a DB to generate a measured value DB and storing the DB together with the analyzed result DB;
, ≪ / RTI &
The analysis unit 141,
Wherein the measured value of N time is different from the measured value of N + 1 time, and the flow rate of water per minute per minute of P minute of N time and P minute of N + 1 hour is less than a flow reference value, A background loss analysis unit 141a for analyzing the measured value as the background loss amount of the indoor water supply pipe when the difference in the flow rate of water per unit time during the P minutes of N + 1 hours is equal to or less than the difference reference value;
An indoor leak amount analyzing unit 141b for analyzing the indoor leak amount by multiplying the background loss amount by the hydraulic pressure correction factor through the water pressure DB 141g;
A flow rate analyzer 141c for analyzing the maximum flow rate per minute when the house uses water for each house, and the flow rate;
An indoor inflow amount analyzing unit for analyzing the measured value as an indoor inflow amount when the measured value of the N time is different from the measured value of the N + 1 time and is not the background loss amount of the background loss amount analyzing unit 141a 141d);
An indoor usage analyzing unit 141e for analyzing a difference value between the indoor inflow amount and the indoor indoor water amount as a indoor indoor use amount;
A drainage pipe leakage analyzing unit 141f for analyzing the difference between the block inflowing flow rate and the indoor inflowing flow measured through the block inflow flowmeter 120 as a drainage leak amount; And
Hydraulic DB (141g) with network analysis or real time hydraulic pressure measurement data DB;
, ≪ / RTI &
The indoor water leakage analyzing unit (141b) analyzes the indoor water leakage using Equation (1).
[Equation 1]
Figure 112017018084137-pat00019

Figure 112017018084137-pat00020
,
Figure 112017018084137-pat00021
,
Figure 112017018084137-pat00022
,
Figure 112017018084137-pat00023
,
Figure 112017018084137-pat00024
 The method according to claim 6,
The probe (110)
A flow sensor 111 for measuring the flow rate of water entering the room for P minutes at N time intervals; And
A communication unit 112 for measuring a flow rate of water through the flow rate sensor 111 and transmitting the measured value to the relay 130;
Wherein the remote meter reading system comprises: delete delete The method according to claim 6,
The repeater (130)
Wherein the analyzer (110) collects the measured value of the flow rate measured by the meter (110) in real time or for a predetermined time, and transmits the difference value of the measured value to the analysis server (140).
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102167912B1 (en) * 2020-01-07 2020-10-20 유갑상 Metering Data Collection Unit with Battery Energy Calculator and Ultrasonic Meter and Remote Data Collectioin System Having the Same
KR102193382B1 (en) 2020-04-10 2020-12-22 주식회사 케이스마트피아 Smart metering-based indoor water leakage detection system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101214986B1 (en) * 2012-08-10 2012-12-24 주식회사 하이텍이피씨 Water leakage detecting system of indoor pipe line based on water reading system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101214986B1 (en) * 2012-08-10 2012-12-24 주식회사 하이텍이피씨 Water leakage detecting system of indoor pipe line based on water reading system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102167912B1 (en) * 2020-01-07 2020-10-20 유갑상 Metering Data Collection Unit with Battery Energy Calculator and Ultrasonic Meter and Remote Data Collectioin System Having the Same
KR102193382B1 (en) 2020-04-10 2020-12-22 주식회사 케이스마트피아 Smart metering-based indoor water leakage detection system
KR20210126474A (en) 2020-04-10 2021-10-20 주식회사 케이스마트피아 Smart metering-based indoor water leakage detection system and indoor water leakage detection method

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