WO2023286734A1 - ガスメータ - Google Patents
ガスメータ Download PDFInfo
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- WO2023286734A1 WO2023286734A1 PCT/JP2022/027253 JP2022027253W WO2023286734A1 WO 2023286734 A1 WO2023286734 A1 WO 2023286734A1 JP 2022027253 W JP2022027253 W JP 2022027253W WO 2023286734 A1 WO2023286734 A1 WO 2023286734A1
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- flow rate
- data
- storage unit
- gas
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- 238000004891 communication Methods 0.000 claims abstract description 34
- 238000005259 measurement Methods 0.000 claims description 21
- 230000006870 function Effects 0.000 description 53
- 238000000034 method Methods 0.000 description 39
- 230000005856 abnormality Effects 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000010267 cellular communication Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
- G01F15/07—Integration to give total flow, e.g. using mechanically-operated integrating mechanism
- G01F15/075—Integration to give total flow, e.g. using mechanically-operated integrating mechanism using electrically-operated integrating means
- G01F15/0755—Integration to give total flow, e.g. using mechanically-operated integrating mechanism using electrically-operated integrating means involving digital counting
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- 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
- G01F15/02—Compensating or correcting for variations in pressure, density or temperature
- G01F15/022—Compensating or correcting for variations in pressure, density or temperature using electrical means
- G01F15/024—Compensating or correcting for variations in pressure, density or temperature using electrical means involving digital counting
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- 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
- G01F15/061—Indicating or recording devices for remote indication
- G01F15/063—Indicating or recording devices for remote indication using electrical means
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- 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
- G01F15/02—Compensating or correcting for variations in pressure, density or temperature
- G01F15/04—Compensating or correcting for variations in pressure, density or temperature of gases to be measured
- G01F15/043—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means
- G01F15/046—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means involving digital counting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
- G01F3/02—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement
- G01F3/20—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having flexible movable walls, e.g. diaphragms, bellows
- G01F3/22—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having flexible movable walls, e.g. diaphragms, bellows for gases
Definitions
- the present disclosure relates to a gas meter having a function of periodically storing predetermined data obtained by the meter and collectively transmitting the data.
- Patent Document 1 in addition to the function of accumulating the gas flow rate (acquisition of meter reading values) as a basic function of the gas meter, the amount of gas used at regular intervals is sequentially stored, and the stored data is sent to a management device through a telephone line or the like.
- a gas meter having a load survey function for each gas appliance as a load survey function for transmitting data to.
- the present disclosure provides a gas meter that enables the occurrence of an abnormality or the investigation of the cause of the abnormality by using the load survey function.
- the gas meter of the present disclosure includes a flow measurement unit that measures the flow rate of gas, a storage unit that stores predetermined data, excluding meter reading values, among the data calculated based on the flow rate measured by the flow measurement unit, and a storage unit.
- a condition setting unit for setting the type of predetermined data to be stored in the storage unit and storage conditions; and a communication unit for transmitting the data stored in the storage unit to an external device.
- the storage unit sequentially stores predetermined data based on the occurrence of a predetermined event set by the condition setting unit, and the communication unit transmits the data stored in the storage unit at a predetermined timing set by the condition setting unit. It is characterized by transmitting to an external device.
- the gas meter of the present disclosure includes a flow rate measurement unit that measures the flow rate of gas, a sensor unit that measures at least one of vibration, temperature, and pressure, and a predetermined amount of data measured by the sensor unit.
- a storage unit for storing the data a condition setting unit for setting the type and storage conditions of predetermined data to be stored in the storage unit, and a communication unit for transmitting the data stored in the storage unit to an external device .
- the storage unit sequentially stores predetermined data based on the occurrence of a predetermined event set by the condition setting unit, and the communication unit transmits the data stored in the storage unit at a predetermined timing set by the condition setting unit. Send to an external device.
- the gas meter of the present disclosure stores predetermined data at predetermined intervals and collectively transmits the data to the center device, so that the center device or the like can detect the occurrence of an abnormality or investigate the cause of the abnormality based on the predetermined data. .
- FIG. 1 is a system diagram including a gas meter according to Embodiment 1.
- FIG. FIG. 2 is a diagram for explaining setting contents of a setting value storage unit according to Embodiment 1.
- FIG. 3 is a processing flowchart of the gas meter according to Embodiment 1.
- FIG. 4 is a processing flowchart of the gas meter according to the second embodiment.
- FIG. 5 is a diagram showing an example of flow rate categories.
- FIG. 6 is a diagram showing flow rate data acquired by the survey function according to the second embodiment.
- FIG. 7 is a processing flowchart of the gas meter according to the third embodiment.
- a gas meter has a load survey function that can sequentially store meter readings at fixed time intervals in a memory and collectively transmit them to a central device or the like at a predetermined time. With this load survey function, it is possible to grasp the usage status for each time period and provide information to the user. Alternatively, it becomes possible to use it for a fee policy. In order to realize this function, a memory area is reserved as a buffer for recording the required number of integrated values.
- this function can be executed as needed, it is limited to meter readings at fixed time intervals, so it was limited to grasping the gas usage load.
- the inventors have found that by accumulating specific data that can be acquired by a gas meter for a predetermined period of time, not limited to meter readings, it is possible to analyze not only the gas usage status but also the occurrence of anomalies and the causes of anomalies. heading, which has come to constitute the subject of this disclosure.
- Embodiment 1 Embodiment 1 will be described below with reference to FIGS. 1 to 3.
- FIG. 1 An illustration of Embodiment 1 will be described below with reference to FIGS. 1 to 3.
- FIG. 1 is a block diagram showing the configuration of a gas meter according to Embodiment 1.
- a gas meter 10 includes a flow rate measurement unit 11 that measures the flow rate of gas, a vibration sensor that detects whether an earthquake has occurred, and a temperature sensor that measures gas temperature and air temperature.
- a sensor unit 13 equipped with a temperature sensor, a pressure sensor that measures gas pressure and atmospheric pressure, etc., and an abnormality judgment that determines whether there is an abnormality based on the flow rate measured by the flow measurement unit 11 and the detection result of the sensor unit 13 unit 12, based on the determination result of the abnormality determination unit 12, cutoff unit 16 to shut off the gas if necessary, communication unit 18 for communicating with an external device 20 such as a central device and setting device, predetermined data is stored.
- storage unit 14 condition setting unit 19 for setting the type of data and storage conditions to be stored in storage unit 14, integration unit 15 for calculating the meter reading value by integrating the flow rate measured by flow measurement unit 11, and these , and a control unit 17 that controls each unit.
- the communication method with the external device 20 is specified low-power wireless communication, WiFi, or Bluetooth (registered trademark) for communication with the setting device, and cellular communication or specific There is no particular limitation, such as low-power wireless communication or a network via a relay station.
- the condition setting unit 19 sets conditions such as the type of data to be stored in the storage unit 14, the event to start storing, the cycle of storage, and the timing of transmission to the external device 20.
- Various setting values set by the condition setting unit 19 can also be set from outside by the communication unit 18 .
- the function of this embodiment that acquires specific data is called a survey function.
- FIG. 2 shows an example of conditions set by the condition setting unit 19 in this embodiment.
- the start event is the condition for starting the survey function
- A1 installation completion means the timing at which the installation of the gas meter is completed and gas measurement is started.
- A2: The state of gas usage means the time when the gas is started to be used, when the gas is stopped, or when the gas is in use.
- A5 Communication means that an instruction is given from an external device 20 such as a central device.
- the type of data is the data to be stored, and designates the data to be stored in the buffer of the survey function.
- B1 Flow rate is further classified as shown in FIG. B1-1: Negative flow rate means the integrated value of the negative flow rate generated by backflow.
- B1-2 Sectional flow rate means the integrated flow rate value of the flow rate corresponding to a specific flow rate section in a plurality of divided flow rate bands.
- B2 time is the time when the data was stored in the storage unit 14
- B3 pressure value is the gas pressure measured by the pressure sensor (not shown)
- B4 seismic intensity is detected by the sensor unit 13. It is the seismic intensity that expresses the strength of the seismic motion obtained based on the vibration.
- the storage condition specifies the timing and conditions for storing the data specified by the storage target data in the storage unit 14.
- C1: 1 hour cycle and C2: 1 minute cycle are 1 hour or 1 minute cycles. Means to memorize regularly.
- C3: the flow rate value means to be stored, for example, when the flow rate measured by the flow rate measurement unit 11 exceeds a predetermined value
- the transmission timing is the timing for collectively transmitting the data stored in the storage unit 14 to the external device 20.
- D1 Once a day (midnight) specifies the time
- D2 When the storage memory is full means that the memory allocated for the survey function is all used
- D3 The number of data means that the number of recorded data reaches the preset number.
- D4 A specific condition means a case where a predetermined condition is satisfied.
- E1 communication is terminated by an instruction from the external device 20
- E2 period is when a predetermined time or period has elapsed
- E3 threshold is obtained data If a threshold is reached, etc. can be set.
- FIG. 2 shows an example of conditions set by the condition setting unit 19, and each condition can be arbitrarily set via the communication unit 18 as necessary.
- the control unit 17 stores predetermined data in the storage unit 14 based on the setting conditions set by the condition setting unit 19 and transmits the data to the external device 20 using the communication unit 18 .
- the flow rate measurement unit 11 employs an ultrasonic flow rate measurement method capable of measuring an instantaneous flow rate.
- the start event is after the installation of the gas meter is completed
- the data to be stored is the integrated negative flow rate
- the storage condition is one hour period
- the transmission timing is once a day at midnight.
- condition setting unit 19 sets each condition shown in FIG. 2, such as the data to be acquired by the survey function and the acquisition method (processing S101).
- the set values set by the condition setting unit 19 may be stored in advance in the gas meter and selected through communication.
- process S102 the start event of the survey function is confirmed, the system waits until the installation is completed, and the survey function is started when the installation is completed.
- flow rate measurement is performed periodically by the flow rate measurement unit 11 (process S103). Then, in accordance with the set conditions, the flow rate measured by the flow rate measuring unit 11 is integrated with the negative flow rate for each hour and stored in the memory of the storage unit 14 (process S104).
- process S105 it is determined whether or not it is time to transmit data (process S105), and when the time reaches midnight, which is the transmission timing (Yes in process S105), the data stored in the storage unit 14 is transmitted all at once. (process S106), and the memory of the storage unit 14 saved in process S104 is cleared (S107).
- process S108 it is determined whether or not to end the survey function (process S108), and if it ends (Yes in process S108), it ends. If it is not the transmission timing (No in step S105) or if it is not the end (No in step S108), the process proceeds to step S104 to continue the survey function.
- the flow rate data collected by the above survey function is received by the center device, which is the external device 20, and analyzed.
- a gas heat pump is installed as a change in the environment, the gas company can grasp it, so if it is not the cause of the change in the environment, it can be assumed that there is an abnormality in the measurement of the gas meter, and it can be repaired or replaced.
- the start event is assumed to be after the installation of the gas meter is completed. (once a month).
- the transmission timing may be set to several days and the data for several days may be analyzed collectively.
- the flow rate measuring unit 11 for measuring the gas flow rate, and the predetermined data other than the meter reading value among the flow rate data calculated based on the flow rate measured by the flow rate measuring unit 11 are a storage unit 14 for storing, a condition setting unit 19 for setting the type and storage conditions of predetermined data to be stored in the storage unit 14, and a communication unit 18 for transmitting the data stored in the storage unit 14 to an external device 20 , the storage unit 14 sequentially stores the integrated value of the negative flow rate as predetermined data every hour at the time of installation completion as a predetermined event, and the communication unit 18 stores once a day as a predetermined timing, By transmitting the data stored in the storage unit 14 to the center device, which is the external device 20, the center device can determine the cause of the backflow based on the occurrence of the negative flow rate.
- the purpose of the survey function in the present embodiment is to grasp the usage status of gas appliances. 3 and 10 to 13, the integrated value of the two flow rate zones, the storage condition is one hour cycle, and the transmission timing is once a day at midnight.
- the flow rate category is obtained by dividing the gas flow rate into a plurality of flow rate ranges, and the continuous use time is determined for each flow rate category.
- FIG. 5 shows an example of the relationship between the flow rate categories and the gas flow rate and the determined continuous usage time for each flow rate category.
- condition setting unit 19 sets each condition shown in FIG. 2, such as the data to be acquired by the survey function and the acquisition method (processing S201).
- the set values set by the condition setting unit 19 may be stored in advance in the gas meter and selected through communication.
- process S202 the start event of the survey function is confirmed, the system waits until an instruction to start via communication is received, and starts the survey function when the start command is received.
- flow rate measurement is performed periodically by the flow rate measurement unit 11 (process S203). Then, according to the set conditions, the flow rate measured by the flow rate measuring unit 11 is integrated for each hourly flow rate division (divisions 2 to 3 and divisions 10 to 13) and stored in the memory of the storage unit 14 ( process S204).
- process S205 it is determined whether or not it is time to transmit data (process S205), and if the time is 0:00, which is the transmission timing (Yes in process S205), the data stored in the storage unit 14 in process S204 is stored. They are transmitted collectively (process S206), and the memory of the storage unit 14 is cleared (S207).
- process S208 it is determined whether or not to end the survey function (process S208), and if it ends (Yes in process S208), it ends. If it is not the transmission timing (No in process S205) or not finished (No in process S208), the process proceeds to process S204 to continue the survey function.
- the flow rate data collected by the above survey function is received by the center device, which is the external device 20, and analyzed.
- Figure 6 is a diagram showing the flow rate data acquired by the center device by the above survey function. It shows the state stored as the gas usage amount (L) for each.
- the time zone is defined by dividing one day into 1-hour intervals. Time zone 0 means from 0:00 to 1:00, time zone 1 means from 1:00 to 2:00, and so on.
- the estimated use appliance is the one estimated from the gas appliance connected to the downstream side of the gas meter 10 and its flow rate.
- gas suppliers may implement discount measures targeting the amount of gas used in categories 2 to 3 during late night (time periods 1 to 3 in Figure 6). can.
- the flow rate measuring unit 11 for measuring the gas flow rate, and the predetermined data other than the meter reading value among the flow rate data calculated based on the flow rate measured by the flow rate measuring unit 11 are a storage unit 14 for storing, a condition setting unit 19 for setting the type and storage conditions of predetermined data to be stored in the storage unit 14, and a communication unit 18 for transmitting the data stored in the storage unit 14 to an external device 20 ,
- the storage unit 14 sequentially stores the integrated flow rate of the flow rate zone designated as predetermined data every hour based on the start command by communication as a predetermined event, and the communication unit 18 stores as a predetermined timing
- the center device which is the external device 20, once a day, the center device can estimate the usage status of a specific gas appliance, and offer discount services, etc. It becomes possible to take measures.
- the purpose of the survey function in the present embodiment is to determine whether or not the warning by the pressure-type micro-leakage warning function installed in the gas meter 10 is an erroneous warning.
- the data to be stored is temperature data, the storage condition is every 15 minutes, and the transmission timing is when a pressure type minute leakage warning is established.
- the pressure-type minute leak warning function installed in the gas meter 10 measures the difference between the pressure immediately after gas use is stopped and the pressure every 15 minutes thereafter. This is a function to issue a warning that there is a possibility that a minute gas leak has occurred in the gas supply pipe if there is no such leak in a day.
- this function utilizes the fact that the gas pressure fluctuates due to changes in temperature, if it is installed in a place where the temperature does not change much, the pressure will not rise and it will be mistaken for a leak. may judge. Therefore, in the present embodiment, a survey function is used to determine whether or not it is a false alarm, and the determination result enables the gas company to make an appropriate determination.
- condition setting unit 19 sets each condition shown in FIG. 2, such as the data to be acquired by the survey function and the acquisition method (processing S301).
- the set values set by the condition setting unit 19 may be stored in advance in the gas meter and selected through communication.
- process S302 the start event of the survey function is confirmed, and the system waits until the use of gas stops, that is, until the flow rate is measured by the flow rate measurement unit 11 to be zero, and starts the survey function when the use of gas stops. It is assumed that the pressure-type minute leak warning function operates independently of this survey function.
- the temperature of the gas is measured by the temperature sensor of the sensor unit 13 (process S303). Then, according to the set conditions, the temperature data is stored in the memory of the storage unit 14 every 15 minutes (process S304). After that, it is judged whether or not it is time to transmit data (process S305) based on the presence or absence of a minute leakage warning. and transmit (process S306), and clear the memory of the storage unit 14 (S307).
- process S308 it is determined whether or not to end the survey function (process S308), and if it ends (Yes in process S308), it ends. If there is no minute leakage warning (No in process S305) or if it is not finished (No in process S308), the process proceeds to process S304 to continue the survey function.
- the temperature data collected by the above survey function is received by the center device, which is the external device 20, and analyzed.
- the center device analyzes the temperature data acquired by this survey function, and if a predetermined temperature rise cannot be confirmed in the past 30 days, it is determined that there is a possibility that the minute leak warning of the gas meter 10 is an erroneous warning. Gas companies can take appropriate measures.
- the temperature data is stored in the storage unit 14 immediately after the use of gas is stopped, but it may be stored all the time.
- the temperature data itself is stored every 15 minutes, but only the maximum value of the difference between the temperature measured during that hour and the initial value (the temperature after the gas is stopped) is stored every hour. may be stored in .
- a huge amount of memory is required to store the temperature data for 30 days in the storage unit 14 until a minute leak warning occurs.
- the required memory can also be reduced by transmitting each time the count of days is incremented. In any case, it is needless to say that it is sufficient if the temperature for the past 30 days can be checked when a minute leak warning occurs.
- the survey function can be used to collect data as needed, such as pressure measured by a pressure sensor and seismic intensity measured by a seismic sensor. can be obtained and used for various analyses.
- the flow measurement unit 11 for measuring the gas flow rate the sensor unit 13 having a sensor for measuring at least one of vibration, temperature, and pressure, and the sensor unit 13 a storage unit 14 for storing predetermined data out of the data stored in the storage unit 14; a condition setting unit 19 for setting the type of predetermined data to be stored in the storage unit 14 and storage conditions;
- the storage unit 14 sequentially stores the temperature, which is predetermined data, based on the occurrence of gas stoppage as a predetermined event, and the communication unit 18 transmits the temperature at a predetermined timing
- the center device checks the temperature during the detection period of the minute leakage warning, and detects an error in the minute leakage warning. It is possible to determine whether or not there is a judgment.
- various analyzes can be performed by the center device by applying the load survey function to the collection of a wide range of data without limiting it to the collection of meter readings.
- REFERENCE SIGNS LIST 10 gas meter 11 flow rate measurement unit 12 abnormality determination unit 13 sensor unit 14 storage unit 15 integration unit 16 cutoff unit 17 control unit 18 communication unit 19 condition setting unit 20 external device
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Abstract
Description
ガスメータは、一定時間間隔の検針値を順次メモリに記憶し、決められた時間にセンター装置等に一括して送信することができるロードサーベイ機能を有している。このロードサーベイ機能により、時間帯ごとの使用状況を把握したり、ユーザーに情報提供する。或いは、料金施策に用いることが可能となる。そして、この機能を実現するに当たり、必要の数な積算値を記録する為のメモリ領域がバッファとして確保されている。
以下、図1~図3用いて、実施の形態1を説明する。
図1は、実施の形態1のガスメータの構成を示すブロック図で、ガスメータ10は、ガスの流量を計測する流量計測部11、地震発生の有無を検知する振動センサー、ガスの温度や気温を計測する温度センサー、ガスの圧力や大気圧を計測する圧力センサーなどを備えたセンサー部13、流量計測部11で計測された流量やセンサー部13の検知結果に基づいて異常の有無を判別する異常判定部12、異常判定部12の判定結果に基づき、必要に応じてガスを遮断する遮断部16、センター装置や設定器等の外部装置20と通信を行う為の通信部18、所定のデータを記憶する記憶部14、記憶部14に記憶するデータの種類や記憶条件を設定する条件設定部19、流量計測部11で計測された流量を積算して検針値を演算する積算部15、及び、これらの各部を統括制御する制御部17とから構成されている。
次に、本実施の形態におけるガスメータ10のサーベイ機能を図3のフローチャートを用いて説明する。
以上の様に、本実施の形態において、ガスの流量を計測する流量計測部11と、流量計測部11で計測された流量に基づき算出される流量データの内、検針値を除く所定のデータを記憶する記憶部14と、記憶部14に記憶する所定のデータの種類及び記憶条件を設定する条件設定部19と、記憶部14に記憶したデータを外部装置20に送信する為の通信部18と、を備え、記憶部14は、所定の事象として設置完了時に、所定のデータとしてマイナス流量の積算値を1時間毎に順次記憶し、通信部18は、所定のタイミングとして1日に1回、記憶部14に記憶したデータを外部装置20であるセンター装置に送信することにより、センター装置では、マイナス流量の発生状況により、逆流の発生要因を究明することができる。
[2-1.構成]
本開示の第2の実施の形態におけるガスメータの構成は、実施の形態1と同様であり説明は省略する。
次に、図4のフローチャートを用いて、本実施の形態におけるガスメータ10の動作を説明する。
以上の様に、本実施の形態において、ガスの流量を計測する流量計測部11と、流量計測部11で計測された流量に基づき算出される流量データの内、検針値を除く所定のデータを記憶する記憶部14と、記憶部14に記憶する所定のデータの種類及び記憶条件を設定する条件設定部19と、記憶部14に記憶したデータを外部装置20に送信する為の通信部18と、を備え、記憶部14は、所定の事象として通信による開始命令に基づき、所定のデータとして指定された流量帯の積算流量を1時間毎に順次記憶し、通信部18は、所定のタイミングとして1日に1回、記憶部14に記憶したデータを外部装置20であるセンター装置に送信することにより、センター装置では、特定のガス器具の使用状況を推測することができ、料金割引サービス等の施策を行うことが可能となる。
[3-1.構成]
本開示の第3の実施の形態におけるガスメータ10の構成は、実施の形態1と同様であり説明は省略する。
次に、図7のフローチャートを用いて、本実施の形態におけるガスメータ10の動作を説明する。
以上の様に、本実施の形態において、ガスの流量を計測する流量計測部11と、振動、温度、圧力の少なくとも1つを計測するセンサーを備えたセンサー部13と、センサー部13で計測されたデータの内の所定のデータを記憶する記憶部14と、記憶部14に記憶する所定のデータの種類及び記憶条件を設定する条件設定部19と、記憶部14に記憶したデータを外部装置20に送信する為の通信部18と、を備え、記憶部14は、所定の事象としてガスの使用停止の発生に基づき、所定のデータである温度を順次記憶し、通信部18は、所定のタイミングとして微少漏洩警告有と判定した時に、記憶部14に記憶したデータを外部装置20に送信することで、センター装置では、微小漏洩警告の検知期間の温度を確認することで、微小漏洩警告の誤判定の有無を判断することができる。
11 流量計測部
12 異常判定部
13 センサー部
14 記憶部
15 積算部
16 遮断部
17 制御部
18 通信部
19 条件設定部
20 外部装置
Claims (2)
- ガスの流量を計測する流量計測部と、
前記流量計測部で計測された流量に基づき算出されるデータの内、検針値を除く所定のデータを記憶する記憶部と、
前記記憶部に記憶する前記所定のデータの種類及び記憶条件を設定する条件設定部と、
前記記憶部に記憶したデータを外部装置に送信する為の通信部と、
を備え、
前記記憶部は、前記条件設定部で設定された所定の事象の発生に基づき、前記所定のデータを順次記憶し、
前記通信部は、前記条件設定部で設定された所定のタイミングで、前記記憶部に記憶したデータを前記外部装置に送信することを特徴とするガスメータ。 - ガスの流量を計測する流量計測部と、
振動、温度、圧力の少なくとも1つを計測するセンサーを備えたセンサー部と、
前記センサー部で計測されたデータの内の所定のデータを記憶する記憶部と、
前記記憶部に記憶する前記所定のデータの種類及び記憶条件を設定する条件設定部と、
前記記憶部に記憶したデータを外部装置に送信する為の通信部と、
を備え、
前記記憶部は、前記条件設定部で設定された所定の事象の発生に基づき、前記所定のデータを順次記憶し、
前記通信部は、前記条件設定部で設定された所定のタイミングで、前記記憶部に記憶したデータを前記外部装置に送信することを特徴とするガスメータ。
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09180084A (ja) | 1995-12-22 | 1997-07-11 | Tokyo Gas Co Ltd | ロードサーベイメータシステム |
JP2003058975A (ja) * | 2001-08-09 | 2003-02-28 | Tokyo Gas Co Ltd | 光熱材使用量計測装置およびロードサーベイデータ収集システム |
JP2006200800A (ja) * | 2005-01-20 | 2006-08-03 | Matsushita Electric Ind Co Ltd | 流速または流量計測装置 |
JP2019002853A (ja) * | 2017-06-19 | 2019-01-10 | パナソニックIpマネジメント株式会社 | ガスメータ |
JP2019007637A (ja) * | 2017-06-21 | 2019-01-17 | パナソニックIpマネジメント株式会社 | ガス器具監視システム |
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2021
- 2021-07-16 JP JP2021117520A patent/JP2023013379A/ja active Pending
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2022
- 2022-07-11 EP EP22842078.2A patent/EP4372326A1/en active Pending
- 2022-07-11 WO PCT/JP2022/027253 patent/WO2023286734A1/ja active Application Filing
- 2022-07-11 CN CN202280043617.4A patent/CN117529638A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09180084A (ja) | 1995-12-22 | 1997-07-11 | Tokyo Gas Co Ltd | ロードサーベイメータシステム |
JP2003058975A (ja) * | 2001-08-09 | 2003-02-28 | Tokyo Gas Co Ltd | 光熱材使用量計測装置およびロードサーベイデータ収集システム |
JP2006200800A (ja) * | 2005-01-20 | 2006-08-03 | Matsushita Electric Ind Co Ltd | 流速または流量計測装置 |
JP2019002853A (ja) * | 2017-06-19 | 2019-01-10 | パナソニックIpマネジメント株式会社 | ガスメータ |
JP2019007637A (ja) * | 2017-06-21 | 2019-01-17 | パナソニックIpマネジメント株式会社 | ガス器具監視システム |
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