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WO2020130885A1 - Système et procédé de surveillance et de commande de dispositifs électriques - Google Patents

Système et procédé de surveillance et de commande de dispositifs électriques Download PDF

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Publication number
WO2020130885A1
WO2020130885A1 PCT/RU2019/050247 RU2019050247W WO2020130885A1 WO 2020130885 A1 WO2020130885 A1 WO 2020130885A1 RU 2019050247 W RU2019050247 W RU 2019050247W WO 2020130885 A1 WO2020130885 A1 WO 2020130885A1
Authority
WO
WIPO (PCT)
Prior art keywords
electrical devices
switching module
monitoring
electrical
processor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/RU2019/050247
Other languages
English (en)
Russian (ru)
Inventor
Михаил Михайлович ПУКЕМО
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2020130885A1 publication Critical patent/WO2020130885A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for AC mains or AC distribution networks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections

Definitions

  • the invention relates to the field of electrical engineering, and more particularly to methods and systems for monitoring and controlling electrical devices, including a power line for electrical devices connected to a controller for monitoring and controlling electrical devices and connected to at least one switching module for connecting an electrical device .
  • the present invention relates to a system for monitoring and controlling electrical devices, which includes a power line of electrical devices connected to a controller for monitoring and controlling electrical devices and connected to at least one switching module for connecting an electrical device .
  • This system is the closest in technical essence and the achieved technical result and is selected as a prototype of the invention as a device.
  • the present invention mainly aims to propose a system for monitoring and controlling electrical devices, which allows at least to smooth out at least one of the above disadvantages, namely: to enable monitoring and control of electrical devices when connecting them together cable, which is the task at hand.
  • the switching module for connecting an electrical device has a processor located in the case, connected via a data transmission unit to a data line, the processor is also connected to a power supply unit for the switching module and a galvanic isolation unit, which is connected to a power channel connecting an electric device.
  • the system includes a converter configured to add the signal of the data transmission line and the power supply to a total signal in the power line connected to a monitoring and control device for electrical devices, and an inverse converter configured to extract the information signal from the total signal in the power supply line connected to each switching module for connecting an electrical device.
  • the switching module in liquid media, for example, in tanks with pumping equipment or in natural conditions, under the open sky, in water bodies.
  • the power line of electrical devices has several phases, and the switching module is configured to protect each phase with a separate fuse.
  • the switching module includes at least one temperature sensor of the device.
  • the switching module includes at least one current sensor for each phase.
  • the power supply line of electrical devices has several phases, and the switching module is configured to control each phase separately or synchronously.
  • the switching module processor is configured to disconnect connected electrical devices when exceeding predetermined load values for each of the 125 electrical devices.
  • the task is the ability to monitor and control electrical devices when connecting them together with one cable.
  • the problem is solved using the above characteristics.
  • the present invention relates to a method for monitoring and controlling electrical devices, in which a power line of electrical devices is connected to a monitoring and control controller for electrical devices.
  • the present invention mainly aims to propose a method for monitoring and controlling electrical devices, in which a power line of electrical devices is connected to a controller monitoring and control of electrical devices, which allows, at least, to smooth out at least one of the above disadvantages, namely: to provide the ability to monitor and control electrical devices when connecting them with one cable, which is the task at hand.
  • the method includes the following steps:
  • control signals are transmitted via the monitoring and control device for electrical devices to the switching module for connecting the electrical device, and then to the electrical device itself,
  • this makes it possible to easily design any systems, it is not necessary to solve the problem of complex electrical communication each time, which is important when the system includes a large number of different electrical devices, for example, the Smart Home system or any complex treatment system.
  • this makes it possible to easily scale an existing system; if necessary, you can add new electrical devices at any time without any alteration to the system. For example, in the existing Smart Home system, which controls electrical devices inside the house and reads information from sensors located inside the house, simply add any sensors or electrical devices located outside the house, for example, the Smart Garden subsystem with automatic lighting and watering.
  • the method includes the following steps, in which, through a converter connected to a monitoring and control device for electrical devices, the signal is transmitted from the data line and power supply to a total signal in the power supply line, and when it is supplied to each switching connection module An electrical device is isolated through an inverter connected to the specified switching module, an information signal from the total signal in the power line.
  • FIG. 1 schematically depicts a device system for monitoring and controlling electrical devices according to the invention
  • FIG. 2 schematically depicts the device switching module of the system for monitoring and controlling electrical devices according to the invention
  • FIG. 3 schematically depicts the steps of a method for monitoring and controlling electrical devices according to the invention
  • FIG. 4 depicts the interface of the controller control program when implementing a method for monitoring and controlling electrical devices according to the invention.
  • a system for monitoring and controlling electrical devices 1 includes a power supply line for electrical devices 1 connected to a controller 2 for monitoring and controlling electrical devices 1 and connected to at least one switching module 3 for connecting an electric device 1.
  • Switching module 3 the electrical device is connected to a processor 31 located in the housing 30 and connected via a data transmission unit 32 to a data transmission line.
  • the processor 31 is also connected to the power supply unit 33 of the switching module and the galvanic isolation unit 34, which is connected to the power channel connecting the electrical device.
  • the figures show three channels at once for a three-phase network variant, designated as 351, 352, 353.
  • the system optionally includes a converter 41, configured to add the signal of the data line (for example, made according to the RS485 standard) and the power supply into a total signal in the power line connected to the controller 2 for monitoring and controlling electrical devices, and the reverse a converter 42, configured to extract the information signal from the total signal in the power line, connected to each switching module 3 connecting an electrical device.
  • a converter 41 configured to add the signal of the data line (for example, made according to the RS485 standard) and the power supply into a total signal in the power line connected to the controller 2 for monitoring and controlling electrical devices
  • the reverse a converter 42 configured to extract the information signal from the total signal in the power line, connected to each switching module 3 connecting an electrical device.
  • the figure 1 shows the operator panel 5, which is connected by a data line.
  • the data transmission lines are indicated by a dashed line
  • the power supply lines are indicated by a thick line.
  • the letter N stands for "Earth”
  • L is the phase. That is, it can be seen that the system can be controlled remotely, for example, using a computer acting as an operator panel 5, which can be connected to the controller 2 via a wireless network.
  • the housing 31 of the switching module may optionally be waterproof.
  • the power supply line of electrical devices can have several phases, and the switching module 3 can be configured to protect each phase with a separate fuse. Shown as 361, 362, 363.
  • the switching module may include at least one temperature sensor of the device. Marked as 37.
  • the switching module includes at least one current sensor 38 for each phase.
  • the power supply line of electrical devices has several phases, and the switching module is configured to control each phase separately or synchronously.
  • the processor of the switching module is configured to disconnect connected electrical devices when exceeding predefined load values for each of the electrical devices.
  • the data transfer unit 32 is a receiver and transmitter of a physical RS485 data transfer protocol.
  • the power supply 33 can be made in the form of a power supply for 220 V and a power of 3 watts, provides the switching module 3 with a constant voltage of 5 V and a current of 500 mA.
  • Power supply transformer can play the role of a voltage sensor with galvanic isolation from a 220 volt network.
  • the processor 31 with a built-in ADC removes analog data from current, voltage and temperature sensors, provides the logic of the MODBAS slave protocol, and provides a protective function from overheating and overcurrent.
  • Hall effect current sensors 38 provide accurate current load monitoring with minimal loss.
  • the role of each current sensor on each channel can be ACS712.
  • the galvanic isolation unit 34 can be made opto-isolated on the basis of MOS3083, which provides galvanic isolation of power circuits with low-voltage ones, and also commutes the load when crossing zero.
  • Figure 2 also shows a connector for connecting the next switching device as 39.
  • a system for monitoring and controlling electrical devices operates as follows.
  • Stage A1 Pre-connect the power supply line of electrical devices with a controller for monitoring and control of electrical devices.
  • a power line of electrical devices is connected to at least one switching module for connecting an electrical device having a processor located in the housing.
  • Stage AZ A processor is connected through a data transmission unit to a data transmission line.
  • Stage A4 Add through the Converter connected to the controller for monitoring and control of electrical devices, the signal of the data line and power supply to the total signal in the power line.
  • Stage A5 When applying it to each switching module, the electrical device is isolated through the reverse a converter connected to the specified switching module, an information signal from the total signal in the power line.
  • the processor is also connected to the power supply unit of the ⁇ switching module and the galvanic isolation unit.
  • Stage A7 Connect to the power channel connecting an electrical device.
  • control signals are transmitted via a controller for monitoring and controlling electrical devices 335 to the switching module for connecting the electrical device, and then to the electrical device itself.
  • Stage A9 To monitor the status of the electrical device, transmit signals from the processor of the switching module connecting the electrical device.
  • Step A10 Automatically disconnect connected electrical devices when exceeding predefined load values for each of the electrical devices using a switching module processor.
  • the proposed system for monitoring and controlling electrical devices can be implemented by a specialist in practice and, when implemented, ensures the implementation of the declared purpose, which allows us to conclude that the criterion 350 is “industrial applicability” for the invention.
  • protection disconnects channels at a device temperature of 80 ° ⁇ .
  • the readings are corrected by entering the correct value in the register.
  • the switching module for connecting an electrical device has a processor located in the case, connected through a data transfer unit to a data line, the processor is also connected to a power supply unit for the switching module and a galvanic isolation unit, which is connected to the power connection channel electrical device, and in the way
  • control signals are transmitted via the monitoring and control device for electrical devices to the switching module for connecting the electrical device, and then to the electrical device itself, • to monitor the state of the electrical device, transmit signals from the processor of the switching module connecting the electrical device

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

L'invention concerne le domaine des équippements électriques et plus particulièrement des procédés et systèmes de surveillance et de commande d'appareils électriques, notamment une ligne d'alimentation électrique d'appareils connectés à un contrôleur de surveillance et de commande d'appareils électriques et connectée à au moins un module de commutation pour connecter un appareil électrique. Selon l'invention, le module de commutation pour connecter un appareil électrique comporte un processeur disposé dans un boîtier connecté via une unité de transmission de données à une ligne de données, le processeur étant également connecté à une unité d'alimentation électrique d'un module de commutation et à une unité d'isolation galvanique, qui est connectée à un câble d'alimentation de connexion de l'appareil électrique. Le système est mis en œuvre par le procédé de l'invention. Le résultat technique obtenu consiste en la capacité de surveiller et de commander les appareils électriques lors de leur connexion entre eux par un seul câble.
PCT/RU2019/050247 2018-12-17 2019-12-17 Système et procédé de surveillance et de commande de dispositifs électriques Ceased WO2020130885A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2018144713 2018-12-17
RU2018144713A RU2693012C1 (ru) 2018-12-17 2018-12-17 Система и способ для мониторинга и управления электрическими устройствами

Publications (1)

Publication Number Publication Date
WO2020130885A1 true WO2020130885A1 (fr) 2020-06-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/RU2019/050247 Ceased WO2020130885A1 (fr) 2018-12-17 2019-12-17 Système et procédé de surveillance et de commande de dispositifs électriques

Country Status (2)

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RU (1) RU2693012C1 (fr)
WO (1) WO2020130885A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5196982A (en) * 1991-08-23 1993-03-23 The Fleming Group Electrical power monitoring system
WO2005006363A2 (fr) * 2003-07-09 2005-01-20 Isra-Juk Electronics Ltd Systeme, appareil et procede de detection de defauts electriques
RU152467U1 (ru) * 2014-12-05 2015-05-27 Александр Александрович Таратухин Устройство системы управления и мониторинга потребителей электрической энергии

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2578269C1 (ru) * 2015-01-30 2016-03-27 Открытое Акционерное Общество "Российские Железные Дороги" Интеллектуальная система мониторинга электросети передвижного выставочно-лекционного комплекса

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5196982A (en) * 1991-08-23 1993-03-23 The Fleming Group Electrical power monitoring system
WO2005006363A2 (fr) * 2003-07-09 2005-01-20 Isra-Juk Electronics Ltd Systeme, appareil et procede de detection de defauts electriques
RU152467U1 (ru) * 2014-12-05 2015-05-27 Александр Александрович Таратухин Устройство системы управления и мониторинга потребителей электрической энергии

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