JP2022156625A5 - - Google Patents

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JP2022156625A5
JP2022156625A5 JP2021060420A JP2021060420A JP2022156625A5 JP 2022156625 A5 JP2022156625 A5 JP 2022156625A5 JP 2021060420 A JP2021060420 A JP 2021060420A JP 2021060420 A JP2021060420 A JP 2021060420A JP 2022156625 A5 JP2022156625 A5 JP 2022156625A5
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refrigerant leak
data
refrigeration
air conditioning
conditioning equipment
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JP2021060420A
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Japanese (ja)
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JP2022156625A (en
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Priority to JP2021060420A priority Critical patent/JP2022156625A/en
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Publication of JP2022156625A5 publication Critical patent/JP2022156625A5/ja
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Claims (16)

冷凍空調機器と、サーバと、を含む、冷媒漏洩検知システムであって、
前記冷凍空調機器の制御部、または、前記冷凍空調機器の外部コントローラの制御部は、
前記冷凍空調機器の運転データを取得し、
前記運転データから、第1の冷媒漏洩を判定し、
前記サーバの制御部は、
前記冷凍空調機器の運転データを取得し、
前記運転データから、第2の冷媒漏洩を判定し、
前記第1の冷媒漏洩を判定するためのデータは、第1の閾値以下の間隔で取得された運転データであり、
前記第2の冷媒漏洩を判定するためのデータは、第2の閾値以上分の運転データである、冷媒漏洩検知システム。
A refrigerant leak detection system including a refrigeration air conditioner and a server ,
The control unit of the refrigeration and air conditioning equipment, or the control unit of the external controller of the refrigeration and air conditioning equipment,
Obtaining operational data of the refrigeration and air conditioning equipment,
Determining a first refrigerant leak from the operation data,
The control unit of the server includes:
Obtaining operational data of the refrigeration and air conditioning equipment,
determining a second refrigerant leak from the operating data;
The data for determining the first refrigerant leak is operational data acquired at intervals equal to or less than the first threshold,
The refrigerant leak detection system, wherein the data for determining the second refrigerant leak is operational data equal to or greater than a second threshold.
冷凍空調機器と、前記冷凍空調機器の外部コントローラと、を含む、冷媒漏洩検知システムであって、A refrigerant leak detection system including a refrigeration and air conditioning equipment and an external controller for the refrigeration and air conditioning equipment,
前記冷凍空調機器の制御部は、The control unit of the refrigeration and air conditioning equipment includes:
前記冷凍空調機器の運転データを取得し、Obtaining operational data of the refrigeration and air conditioning equipment,
前記運転データから、第1の冷媒漏洩を判定し、Determining a first refrigerant leak from the operation data,
前記外部コントローラの制御部は、The control section of the external controller includes:
前記冷凍空調機器の運転データを取得し、Obtaining operational data of the refrigeration and air conditioning equipment,
前記運転データから、第2の冷媒漏洩を判定し、determining a second refrigerant leak from the operating data;
前記第1の冷媒漏洩を判定するためのデータは、第1の閾値以下の間隔で取得された運転データであり、The data for determining the first refrigerant leak is operational data acquired at intervals equal to or less than the first threshold,
前記第2の冷媒漏洩を判定するためのデータは、第2の閾値以上分の運転データである、冷媒漏洩検知システム。The refrigerant leak detection system, wherein the data for determining the second refrigerant leak is operational data equal to or greater than a second threshold.
前記第1の閾値は5分であり、前記第2の閾値は1週間である、請求項1または2に記載の冷媒漏洩検知システム。 The refrigerant leak detection system according to claim 1 or 2, wherein the first threshold is five minutes and the second threshold is one week. 前記第2の冷媒漏洩を判定するためのデータは、前記第2の閾値以上分の運転データと前記第2の閾値以上分の運転データが加工されたデータである、請求項1から3のいずれか一項に記載の冷媒漏洩検知システム。 Any one of claims 1 to 3, wherein the data for determining the second refrigerant leak is data obtained by processing operation data equal to or more than the second threshold value and operation data equal to or more than the second threshold value. The refrigerant leak detection system according to item (1) . 前記第1の冷媒漏洩を判定する制御部は、前記第1の冷媒漏洩を検知したときに、前記冷凍空調機器または前記冷凍空調機器と連動する外部機器の運転状態を変更し、
前記第2の冷媒漏洩を判定する制御部は、前記第2の冷媒漏洩を検知したときに、前記冷凍空調機器または前記外部機器の運転状態を変更しない、請求項1からのいずれか一項に記載の冷媒漏洩検知システム。
The control unit that determines the first refrigerant leakage changes an operating state of the refrigeration and air conditioning equipment or an external equipment linked to the refrigeration and air conditioning equipment when the first refrigerant leakage is detected,
5. The refrigerant leakage detection system according to claim 1, wherein the control unit that determines whether the second refrigerant leakage has occurred does not change the operating state of the refrigeration and air conditioning equipment or the external equipment when the control unit detects the second refrigerant leakage .
前記第1の冷媒漏洩は、冷媒の漏洩速度が第3の閾値以上であり、前記第2の冷媒漏洩は、冷媒の漏洩速度が前記第3の閾値未満である、請求項1からのいずれか一項に記載の冷媒漏洩検知システム。 Any one of claims 1 to 5 , wherein the first refrigerant leak is a refrigerant leak rate equal to or higher than a third threshold, and the second refrigerant leak is a refrigerant leak rate less than the third threshold. The refrigerant leak detection system according to item (1). 前記第1の冷媒漏洩を判定する制御部が用いる運転データおよび検知対象となる物理現象、判定ロジック、判定の閾値と、前記第2の冷媒漏洩を判定する制御部が用いる運転データおよび検知対象となる物理現象、判定ロジック、判定の閾値とは、異なる、請求項1からのいずれか一項に記載の冷媒漏洩検知システム。 The operating data used by the control unit that determines the first refrigerant leak, the physical phenomenon to be detected, the determination logic, the determination threshold, and the operation data and the detection target used by the control unit that determines the second refrigerant leak. The refrigerant leak detection system according to any one of claims 1 to 6 , wherein the physical phenomenon, determination logic, and determination threshold are different. 前記第1の冷媒漏洩を判定する制御部は、前記冷凍空調機器の温度および圧力に関する運転データの変化量または変化率、および、漏洩ガスの検知センサーデータ、を用いる、請求項に記載の冷媒漏洩検知システム。 The refrigerant according to claim 7 , wherein the control unit that determines the first refrigerant leak uses an amount or rate of change in operating data regarding the temperature and pressure of the refrigeration and air conditioning equipment, and leakage gas detection sensor data. Leak detection system. 前記第1の冷媒漏洩を判定する制御部は、前記運転データを加工し、前記運転データが加工されたデータを前記第2の冷媒漏洩を判定する制御部へ送信する、請求項1から8のいずれか一項に記載の冷媒漏洩検知システム。 The refrigerant leak detection system according to any one of claims 1 to 8, wherein the control unit that determines whether or not there is a first refrigerant leak processes the operating data and transmits the processed operating data to a control unit that determines whether or not there is a second refrigerant leak. 前記加工は、前記運転データを間引くことである、請求項に記載の冷媒漏洩検知システム。 The refrigerant leak detection system according to claim 9 , wherein the processing is thinning out the operation data. 前記加工は、前記運転データを演算して新たなデータを作成することである、請求項に記載の冷媒漏洩検知システム。 The refrigerant leak detection system according to claim 9 , wherein the processing is to create new data by calculating the operation data. 前記第1の冷媒漏洩の判定の結果および前記第2の冷媒漏洩の判定の結果を記憶装置に記憶させる、請求項1から11のいずれか一項に記載の冷媒漏洩検知システム。 The refrigerant leak detection system according to any one of claims 1 to 11 , wherein the first refrigerant leak determination result and the second refrigerant leak determination result are stored in a storage device. 冷凍空調機器と、サーバと、を含む、冷媒漏洩検知システムが実行する方法であって、
前記冷凍空調機器の制御部、または、前記冷凍空調機器の外部コントローラの制御部が、
前記冷凍空調機器の運転データを取得するステップと、
前記運転データから、第1の冷媒漏洩を判定するステップと、
前記サーバの制御部が、
前記冷凍空調機器の運転データを取得するステップと、
前記運転データから、第2の冷媒漏洩を判定するステップと、を含み、
前記第1の冷媒漏洩を判定するためのデータは、第1の閾値以下の間隔で取得された運転データであり、
前記第2の冷媒漏洩を判定するためのデータは、第2の閾値以上分の運転データである、方法。
A method executed by a refrigerant leak detection system including a refrigeration and air conditioning device and a server, comprising :
A control unit of the refrigeration and air conditioning equipment or a control unit of an external controller of the refrigeration and air conditioning equipment,
Acquiring operation data of the refrigeration and air conditioning equipment;
determining a first refrigerant leak from the operating data;
A control unit of the server
Acquiring operation data of the refrigeration and air conditioning equipment;
determining a second refrigerant leak from the operating data;
The data for determining whether or not there is a first refrigerant leak is operating data acquired at intervals equal to or less than a first threshold value,
The method, wherein the data for determining the second refrigerant leakage is operating data equal to or greater than a second threshold value.
冷凍空調機器と、前記冷凍空調機器の外部コントローラと、を含む、冷媒漏洩検知システムが実行する方法であって、A method performed by a refrigerant leak detection system including a refrigeration and air conditioning equipment and an external controller of the refrigeration and air conditioning equipment, comprising:
前記冷凍空調機器の制御部が、The control unit of the refrigeration and air conditioning equipment,
前記冷凍空調機器の運転データを取得するステップと、a step of acquiring operational data of the refrigeration and air conditioning equipment;
前記運転データから、第1の冷媒漏洩を判定するステップと、determining a first refrigerant leak from the operating data;
前記外部コントローラの制御部が、The control section of the external controller includes:
前記冷凍空調機器の運転データを取得するステップと、a step of acquiring operational data of the refrigeration and air conditioning equipment;
前記運転データから、第2の冷媒漏洩を判定するステップと、を含み、determining a second refrigerant leak from the operating data,
前記第1の冷媒漏洩を判定するためのデータは、第1の閾値以下の間隔で取得された運転データであり、The data for determining whether or not there is a first refrigerant leak is operating data acquired at intervals equal to or less than a first threshold value,
前記第2の冷媒漏洩を判定するためのデータは、第2の閾値以上分の運転データである、方法。The method, wherein the data for determining the second refrigerant leak is operational data equal to or greater than a second threshold.
冷凍空調機器の制御部、または、前記冷凍空調機器の外部コントローラの制御部に、
前記冷凍空調機器の運転データを取得する手順と、
前記運転データから、第1の冷媒漏洩を判定する手順と、を実行させ、
サーバの制御部に、
前記冷凍空調機器の運転データを取得する手順と、
前記運転データから、第2の冷媒漏洩を判定する手順と、を実行させ、
前記第1の冷媒漏洩を判定するためのデータは、第1の閾値以下の間隔で取得された運転データであり、
前記第2の冷媒漏洩を判定するためのデータは、第2の閾値以上分の運転データである、プログラム。
A control unit of the refrigeration and air conditioning equipment, or a control unit of an external controller of the refrigeration and air conditioning equipment,
A procedure for acquiring operational data of the refrigeration and air conditioning equipment;
executing a procedure for determining a first refrigerant leak from the operating data;
In the control section of the server,
A procedure for acquiring operational data of the refrigeration and air conditioning equipment;
executing a procedure for determining a second refrigerant leak from the operating data;
The data for determining the first refrigerant leak is operational data acquired at intervals equal to or less than the first threshold,
The program, wherein the data for determining the second refrigerant leak is operational data equal to or greater than a second threshold.
冷凍空調機器の制御部に、In the control section of refrigeration and air conditioning equipment,
前記冷凍空調機器の運転データを取得する手順と、A procedure for acquiring operational data of the refrigeration and air conditioning equipment;
前記運転データから、第1の冷媒漏洩を判定する手順と、を実行させ、executing a procedure for determining a first refrigerant leak from the operating data;
前記冷凍空調機器の外部コントローラの制御部に、A control unit of the external controller of the refrigeration and air conditioning equipment,
前記冷凍空調機器の運転データを取得する手順と、A procedure for acquiring operational data of the refrigeration and air conditioning equipment;
前記運転データから、第2の冷媒漏洩を判定する手順と、を実行させ、executing a procedure for determining a second refrigerant leak from the operating data;
前記第1の冷媒漏洩を判定するためのデータは、第1の閾値以下の間隔で取得された運転データであり、The data for determining the first refrigerant leak is operational data acquired at intervals equal to or less than the first threshold,
前記第2の冷媒漏洩を判定するためのデータは、第2の閾値以上分の運転データである、プログラム。The program, wherein the data for determining the second refrigerant leak is operational data equal to or greater than a second threshold.
JP2021060420A 2021-03-31 2021-03-31 Refrigerant leakage detection system, method program Pending JP2022156625A (en)

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JP2022156625A JP2022156625A (en) 2022-10-14
JP2022156625A5 true JP2022156625A5 (en) 2024-03-29

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