JP6719764B1 - Digital electric multi-safety control system - Google Patents

Abstract

Through electrical equipment such as power distribution board, distribution board, light board, power board, control board, and junction box, the power supply side electric path from the power supply side and the load side electric path to the load are installed in the housing. Prevents the occurrence of electrical accidents that may lead to fires, etc. in electrically connected power devices, and also causes accidents such as damage to various power/electrical devices/devices connected to the load side electric circuit. A digital electric multi-safety control system that prevents this from happening. When a power supply cutoff signal is output to any of the first power devices, to a load receiving power from the first power device that receives the power supply cutoff signal. , A power supply switching that outputs a power supply start signal to any of the first power devices so that power is supplied by switching to the first power device that receives the input of the power supply cutoff signal Equipped with control means.

Description

The present invention relates to an electric device in which a power supply-side electric path from the power supply side and a load-side electric path toward a load are provided in a housing, such as a switchboard, a distribution board, a light board, a power board, a control board, and a junction box. The present invention relates to a system for preventing an electric accident that may lead to a fire or the like from occurring in a power device electrically connected through a device or the like.

The occurrence of an electrical accident leading to a fire or the like in a power device in which the power supply-side electric circuit from the power supply side and the load-side electric circuit that faces the load are electrically connected via the electric equipment installed in the housing. Conventionally, various proposals have been made regarding a system for preventing.

For example, a fire comprising at least one thermal element operable to detect and alert to elevated heat in an electrical cable, the alert being sent if the thermal element measures a temperature rise above a temperature threshold. An electric system including an alarm unit has been proposed (Patent Document 1).

Has an abnormal overheat detection structure that detects abnormal overheat of the terminal to which the circuit breaker and the electric wire are connected and prevents the circuit breaker from burning and spread to construction materials and peripheral equipment around the circuit breaker. A circuit breaker has been proposed (Patent Document 2).
A distribution board has been proposed in which the overheated state of a large number of screw connection parts is detected by a single detector, and the electric circuit can be interrupted at the time of detection.

Patent No. 5538414 Japanese Patent No. 5808038 Japanese Patent No. 5820652

The present invention relates to an electric device such as a switchboard, a distribution board, a light board, a power board, a control board, and a junction box, in which a power supply side electric path from a power supply side and a load side electric path toward a load are provided in a housing. Prevents the occurrence of electrical accidents that may lead to fires, etc. in power devices that are electrically connected via, etc., and also damages the various power/electrical devices/devices to which the load-side electric circuit is connected. The purpose is to propose a system that prevents accidents from occurring.

[1]
One or a plurality of first power devices in which a power-side electric circuit from the power-source side and a load-side electric circuit directed to a load are electrically connected via an electric device provided in the housing;
One or more of one or more second power devices in which the power supply-side electric circuit from the power supply side and the load-side electric circuit that faces the load are electrically connected via an electric device provided in the housing. A digital electric multi-safety control system for controlling power supply to the load,
Both the first power device and the second power device,
The temperature inside the housing is constantly detected, and the temperature information inside the housing, which is information about the detected temperature inside the housing, is digital information together with information for specifying the first or second power device related to the housing. An inside temperature information acquisition means for outputting,
The temperature of the load side electric circuit is constantly detected, and electric path temperature information, which is information on the detected temperature of the load side electric circuit, is output as digital information together with information specifying the first or second of the casing. Circuit temperature information acquisition means for
It is connected to the load side electric circuit and constantly detects a voltage value, a current value and a resistance value, and the voltage/current/resistance value information, which is information about the detected voltage value, current value and resistance value of the load side electric circuit, is stored in the casing. The above-mentioned first or second power device related to the body, and an electric circuit voltage/current/resistance value information acquisition means for outputting digital information together with information for specifying the electric power device,
The digital electric multi-safety control system,
An in-casing temperature monitoring means for comparing the temperature in the casing acquired by the in-casing temperature information acquiring means with a preset in-casing monitoring temperature;
The temperature of the load side electric circuit acquired by the electric circuit temperature information acquisition unit, and a load side electric circuit temperature monitoring unit that compares a preset load side electric circuit monitoring temperature,
Electric circuit voltage/current/resistance value monitoring comparing the electric circuit voltage/current/resistance value acquired by the electric circuit voltage/current/resistance value information acquisition means with preset load side electric circuit monitoring voltage/current/resistance value Means and
When the temperature inside the housing acquired by the inside temperature information acquiring means exceeds the inside monitoring temperature inside the housing, the inside temperature inside monitoring means determines that the load from the power supply side electric path via the electric device. A first power cutoff means for outputting a power supply cutoff signal for cutting off the power supply to the side electric path;
When the load-side electric circuit temperature monitoring unit determines that the temperature of the load-side electric circuit acquired by the electric circuit temperature information acquiring unit exceeds the load-side electric circuit monitoring temperature, from the power-side electric circuit via the electric device. Second power cutoff means for outputting a power supply cutoff signal for cutting off the power supply to the load side electric circuit,
The load side electric circuit voltage/current/resistance value monitoring means indicates that the electric circuit voltage/current/resistance value acquired by the electric circuit voltage/current/resistance value information acquisition means exceeds the load side electric circuit monitoring voltage/current/resistance value. When determined, a third power cutoff unit that outputs a power supply cutoff signal that cuts off power supply from the power supply side electric line to the load side electric line via the electric device,
The first power device or the first power device related to the housing when the housing temperature monitoring means determines that the temperature inside the housing acquired by the housing temperature information acquisition means exceeds the monitored temperature inside the housing. A second alarm signal issuing means for outputting a temperature alarm signal, together with information specifying the second power device,
When the load-side electric circuit temperature monitoring unit determines that the temperature of the load-side electric circuit acquired by the electric circuit temperature information acquisition unit exceeds the load-side electric circuit monitoring temperature, the first power device related to the casing Or, together with information identifying the second power device, a second alarm signal issuing means for outputting a temperature alarm signal,
The circuit voltage/current/resistance value monitoring unit determines that the circuit voltage/current/resistance value acquired by the circuit voltage/current/resistance value acquisition unit exceeds the load-side circuit monitoring voltage/current/resistance value. At that time, together with information specifying the first power device or the second power device related to the housing, a third alarm signal issuing means for outputting a voltage/current/resistance value alarm signal,
The temperature warning signal output by the first warning signal issuing means, the temperature warning signal output by the second warning signal issuing means, the voltage/current/resistance value output by the third warning signal issuing means Management used by an administrator who manages the first or second power device to which the temperature warning signal or the voltage/current/resistance value warning signal is output based on any of the warning signals. The first or second power device related to the casing with respect to a person terminal and a person terminal owned by a person in charge of managing the first or second power device. Along with the information specifying the alarm notification information output means for outputting the alarm notification information,
Any one of the first power cutoff means, the second power cutoff means, and the third power cutoff means outputs the power supply cutoff signal to any one of the first power devices. In doing so, for the load receiving power supply from the first power device that receives the power supply cutoff signal, the load switches to the first power device that receives the power supply cutoff signal. A digital electric multi-safety control system comprising power supply switching control means for outputting a power supply start signal to any of the second power devices so as to supply power.

[2]
The leakage current of the load side electric circuit is included in the voltage value, the electric current value and the resistance value detected by the electric circuit voltage/current/resistance value information acquiring means,
The third power interruption means, when it is determined that the value of the leakage current acquired by the electric circuit voltage/current/resistance value information acquisition means exceeds the load side electric circuit monitoring voltage/current/resistance value, the electric power Output supply cutoff signal
[1] Digital electric multi-safety control system.

[3]
Insulation resistance of the load side electric circuit is included in the voltage value, the current value and the resistance value detected by the electric circuit voltage/current/resistance value information obtaining means,
The digital electric multi-safety control system,
Any one of the first power cutoff means, the second power cutoff means, and the third power cutoff means outputs the power supply cutoff signal to any one of the first power devices. After that, the information about the insulation resistance measured by the circuit voltage/current/resistance value information acquisition unit of the load side circuit running from the first power device that receives the power supply cutoff signal to the load is acquired. Further, it further comprises an insulation resistance value information output means for outputting this as insulation resistance value information together with information specifying the first power device to the administrator terminal and the person in charge terminal.
[1] or [2] digital electric multi-safety control system.

[4]
The insulation resistance value information output means outputs the insulation resistance value information acquired by the electric circuit voltage/current/resistance value information acquisition means after a predetermined time has elapsed after the power supply cutoff signal was output. [3] digital electric multi-safety control system.

[5]
The in-case temperature monitoring means further compares the temperature in the case acquired by the in-case temperature information acquisition means with a preset in-case alarm temperature,
The load-side electric circuit temperature monitoring means, the temperature of the load-side electric circuit acquired by the electric circuit temperature information acquisition means, and the load-side electric circuit alarm temperature that is set in advance, further,
Fire alarm equipment provided to the power device when the in-case temperature monitoring means determines that the temperature in the case acquired by the in-case temperature information acquisition means exceeds the in-case alarm temperature. First fire alarm information output means for outputting fire alarm information to the device,
When the load-side electric circuit temperature monitoring unit determines that the temperature of the load-side electric circuit acquired by the electric circuit temperature information acquisition unit exceeds the load-side electric circuit alarm temperature, the power supply device is provided with the temperature. A second fire alarm information output means for outputting fire alarm information to the fire alarm equipment,
The digital electric multi-safety control system according to any one of [1] to [4], further comprising:

[6]
A digital camera for photographing the power device is provided near the power device,
After the first warning signal issuing means outputs the temperature warning signal, or after the second warning signal issuing means outputs the temperature warning signal, or the third warning signal issuing means After outputting the voltage/current/resistance value alarm signal, the digital camera is photographing based on the image information request information acquired from the administrator terminal and/or the image information request information acquired from the person in charge terminal The digital electric multi-safety control system according to any one of [1] to [5], further comprising image information output means for outputting image information of the power device in real time.

INDUSTRIAL APPLICABILITY The digital electric multi-safety control system of the present invention is applied to control and management of elevators, water supply facilities and production lines of large-scale complex buildings, skyscrapers, terminal buildings and the like.

For example, large-scale complex buildings, skyscrapers, terminal buildings, etc., which are constantly operating elevators, water supply equipment, etc., as well as production control of factory production lines, important distribution boards such as electric motors, optical measuring instruments, distribution boards, When the control panel and the main line of the system and wiring are at a high temperature, or when the current, voltage, or insulation resistance exceeds a predetermined value and an abnormal value outside the allowable range is detected, it is automatically switched to the spare system of the bypass device and the temperature within the allowable range. The system power supply is supplied by current, voltage, insulation resistance, and the server, the terminal of the management department (personal computer), and the application of the system of the present invention are downloaded by a wired or wireless network (for example, VPN). It is a system that transmits to a terminal (for example, a smartphone) used by a person in charge.

The digital electric multi-safety control system of the present invention is applied to control and management of information processing facilities, laboratories, medical institutions and the like.

For example, it is a normal and safe system that automatically switches and converts the functions of constantly operating facilities such as information processing facilities, laboratories, and medical institutions.

The digital electric multi-safety control system of this embodiment is applied to control and management of transportation means and the like.

For example, the functions of each main part such as driving, braking, control, and starting of transportation means are controlled in real time, or if the temperature, current, voltage, and resistance values of the power control part are abnormal with respect to predetermined values, It is a system that operates normally and safely by instantly switching from normal use to multi-system.

INDUSTRIAL APPLICABILITY The digital electric multi-safety control system of the present invention is applied to temperature monitoring control of a switchboard/distribution board/control board.

For example, the normal temperature in the panel is 32°C to 40°C, but the ignition case of the power switch, the control remote switch, the connector, etc. is usually 220°C to 250°C, and the monitored temperature of the wired electric wire is arbitrary. It can be set, for example, the monitoring control temperature can be set at 90°C to 130°C or more, and the monitoring temperature in the panel can be set arbitrarily. For example, when the monitoring control temperature reaches 60°C to 80°C, an abnormally high temperature of the temperature sensor or current or voltage can be set. When an abnormal value out of the allowable range is detected, the breaker of the corresponding board is automatically turned off to prevent wiring, control board burnout, destruction, and ignition.

INDUSTRIAL APPLICABILITY The digital electric multi-safety control system of the present invention is applied to alarm reporting and transmission of switchboards, distribution boards and control boards.

If the wire temperature is 90℃ to 130℃, the temperature inside the panel is 60℃ to 80℃, and an abnormal value out of the allowable range is detected from the predetermined values of current, voltage, and resistance, an alarm is issued and wired. Alternatively, the data is transmitted to a server, a terminal of the management department (personal computer), or a terminal used by a person in charge (for example, a smartphone) in which the application of the system of the present invention is downloaded via a wireless network (for example, VPN), and burns the board. Prevents destruction and fire.

The digital electric multi-safety control system of this embodiment is applied to a switchboard/switchboard control panel light/power switchboard switching control.

When the power of the main breaker is turned off by monitoring control of temperature, voltage, current, resistance value of the above-mentioned regular light/power distribution panel, the power of the spare light/power distribution panel is instantly turned on, Electric power supply to the electric power load/control panel is continued. In addition, a warning is sent to the server and the smartphone application of the person concerned by the VPN for the abnormalities of the company name, store name, office, factory, etc. of the board. In addition, it usually takes a few weeks to a month for a leakage current location, a current that activates the earth leakage breaker, or a weak current that does not activate this breaker, which is the current of the main line, wiring, distribution board, distribution board, control panel, terminal equipment, etc. In a moment, an abnormality in voltage or resistance is detected and found, and the server, the terminal of the management department (personal computer), the application of the system of the present invention is downloaded by a wired or wireless network (for example, VPN). It is a monitoring and control system that transmits to a terminal (for example, a smartphone) used by a person.

As one of the embodiments of the present invention, an abnormal state such as overcurrent detection of each circuit, current value decrease, etc. is detected in real time, and when a predetermined value is exceeded, for example, contact points of a contactor connected to a three-phase motor When the current value is abnormal due to one-phase operation due to a defect, disconnection of wire, failure, etc., the power is instantly turned off, and the multi-DESCON system turns on the power of the light/power distribution panel and the allowable temperature, current, and voltage. , The system power is supplied by the insulation resistance value, and the power supply to the terminal device and equipment is continued.

Further, as another embodiment, the voltage fluctuation of each circuit is detected in real time, and when a predetermined value is exceeded in the first power device, for example, 100 V, 101 V, 6 V above and below 6 V, 200 V is detected. In this case, when the voltage exceeds 20V above and below 202V, the power is instantly turned off, the power of the light/power distribution board of the multi-DESCON system consisting of the second power device is turned on, and power to the light power/control panel is turned on. The power supply is continued.

As yet another embodiment, the leakage current of each circuit is detected in real time, and when a predetermined value is exceeded in one power device, for example, when it is difficult to install an iron stand and an outer box of a machine/equipment, a rated voltage The power of the first power device is instantly turned off at 300 V or less, the sensitivity current of 15 mA, and 0.1 seconds or less, and the multi-DESCON system consisting of the second power device is allowed when the power of the light/power distribution panel is turned on. The power of the system is supplied by the temperature, current, voltage and insulation resistance value inside, and the power supply to the terminal device and equipment is continued to prevent electric shock hazard and leakage fire.

Further, as another embodiment, in the case of terminal outlet device, terminal device, poor insulation of equipment, dust, loose connection, miswiring, etc., high temperature at the end, current, voltage are cut off and an alarm is issued. And connect to a server, a terminal (personal computer) of the management department, or a terminal (for example, a smartphone) used by the person in charge who has downloaded the application of the system of the present invention through a wired or wireless network (for example, VPN), and then connected. Prevent equipment from burning, destruction, and ignition.

As still another embodiment, when the breaker of each circuit is cut off, for example, an insulation resistance value of 300 V or less, 0.1 MΩ when the ground voltage is 150 V, and 0.4 MΩ when 300 V or more is measured, and the corresponding system main line diagram To the server, the terminal of the management department (personal computer) via a wired or wireless network (for example, VPN), the terminal used by the person in charge who has downloaded the application of the system of the present invention (for example, , Smartphone).

The digital electric multi-safety control system of the present invention is applied to control and management when a large earthquake occurs.

In the event of a large earthquake, the distribution panel, distribution panel, control panel and other equipment and equipment will collapse and refrigerating and freezing equipment, washing machines, TVs, etc. will collapse, and outlets will be damaged, and main lines and wiring will leak or short-circuit, resulting in ignition or burning. In the case of, or after the restoration energization after a power failure, etc., either of the following actions can be executed.

1) Cut off the relevant breaker by detecting the leakage current or bypass it by multi-function to supply power from other trunk lines. 2) Install the power distribution board, distribution board, control panel, terminal equipment, etc. on the corresponding trunk line or wiring. If the temperature rises above a predetermined temperature, the relevant system is automatically shut off. 3) The above-mentioned electric leakage and temperature rise are detected by the digital electric multi-safety control system, and the server is connected by a wired or wireless network (eg VPN), The data is transmitted to the terminal (personal computer) of the management department or the terminal (for example, a smartphone) used by the person in charge who has downloaded the application of the system of the present invention.

The digital electric multi-safety control system of the present invention has a function of responding to a temperature rise of a switchboard, a distribution board, a controller board and a main line, wiring, and terminal equipment.

Single-phase, three-phase or electric power, power, etc. due to trunk line, wire breakage, breakage of insulation coating, loosening of screws in terminal outlets, sockets, plugs, etc. and dust, dust, etc. If the power supply is short-circuited and is in a normal energized state, for example, at 32° C., the source of the short-circuiting gradually becomes, for example, 32° C., 33° C., 34° C., 35° C.... The temperature rises to 60°C, and the temperature of the relevant trunk line, wiring, or wiring of the terminal control device rises as described above. The trunk line and wiring material are generally made of copper and are proportional to the electrical conductivity, and the thermal conductivity is also It is high.If the outlet, socket, plug, etc. of the terminal equipment is short-circuited, the temperature sensor of the control panel, distribution board, etc. detects the temperature rise due to the relevant system mains and wiring, the breaker is shut off, and the electric fire occurs. Prevent accidents and send to servers, terminals of management departments (personal computers), or terminals used by personnel who have downloaded the application of the system of the present invention (eg, smartphones) via a wired or wireless network (eg, VPN). Notice.

The digital electric multi-safety control system of the present invention has a function of responding to a temperature rise at the time of energization/electromotive force from power failure or stop.

Sleeping, taking off, etc., or a distribution board, distribution board, control device board, etc. due to a large earthquake, typhoon, heavy rain, etc. and the same cabinet due to the collapse of refrigerators, washing machines, TVs, microwave ovens, etc. of home appliances, equipment damage etc. and main line, Due to disconnection of wiring, trunk wire, breakage of wire coating material, etc. at home at the next morning, when working at a company, or when power is restored after a power failure, damage to the panel, trunk wire, wiring, terminal equipment, etc. Due to the short circuit, the temperature of the board, the main line, the wiring, the equipment, etc., for example, 20°C during power failure exceeds 32°C-40°C during normal energization after energization, for example, 45°C, 48°C, 50°C. , 55 ℃, 60 ℃ in a short time, rise from the relevant part, through the main line, the electric wire, the temperature sensor of the terminal control device panel, distribution board, switchboard, etc. of the relevant system detects and inputs the system, the breaker It is cut off and transmitted to a server, a terminal of the management department (personal computer) by a wired or wireless network (for example, VPN), a terminal used by a person in charge who has downloaded the application of the system of the present invention (for example, a smartphone), This is a safety system for the relevant system.

The digital electric multi-safety control system of the present invention can monitor the temperature rise of the distribution board, distribution board, controller board and main line, wiring, and terminal equipment.

According to the above, if the corresponding distribution board, distribution board, control panel and main line, wiring rises to 32°C, 33°C, 34°C, 35°C... The rise detection temperature zone is arbitrarily set to 55°C, the main line that has risen from 55°C to 56°C, 57°C, 58°C, etc. is detected, and according to the elapsed time from the normal temperature of 32°C to 55°C, If the warning temperature is set to 60°C, the time to reach the warning temperature is calculated, how many hours will be reached, and the past temperature progress is displayed, and the wired or wireless network (for example, VPN) server, management department The terminal (personal computer) of the present invention is transmitted to the terminal (personal computer, for example) of the person in charge who has downloaded the application of the system of the present invention, and the person concerned can safely take measures.

The digital electric multi-safety control system of the present invention can monitor the voltage of a distribution board, a distribution board, a controller board and a main line, wiring, and terminal equipment.

For example, 100 V is 101 V, within ±6 V range up and down, and in the case of 200 V, energization is performed with an allowable value within 20 V range above and below 202 V. However, if the laying distance of a large-scale main line or wiring becomes long, a voltage drop may occur due to a voltage drop or multiple branch distribution on the same main line or wiring. However, it is dark and may cause equipment failure. In addition, power causes reduction in rotation speed, stoppage, breakdown, and the like.

If a safe value is taken into consideration for 100 V mentioned above and ±14 V for 200 V, a server, a terminal of a management department (personal computer), a system according to the present invention, in a wired or wireless network (for example, VPN). It is a monitoring system that transmits to a terminal (for example, a smartphone) used by a person in charge who has downloaded the application as a caution voltage of a relevant board, a main line, and a wiring system and displays it.

According to the system of the present invention, after the display, for example, if the voltage is ±4 V with respect to 100 V and ±14 V or more with respect to 200 V, input verification is performed, and the power of the corresponding breaker is cut off to safely handle the device or instrument.

The digital electric multi-safety control system of the present invention is a system for monitoring the current of a switchboard, a distribution board, a control device board and main lines, wiring, and terminal equipment.

The above-mentioned current value is protected by the time when the no-fuse breaker for preventing an electric accident with respect to overcurrent of 125% and 200% with respect to the rated current is set to 30 A or less, or more. The system detects, for example, 115% and 150% of the rated current according to the capacity of the board, the main line, and the wiring, and transmits it to the PC monitor and the smartphone of the person concerned, and the person concerned can check and confirm in real time on the spot. In addition, the system can operate the no-fuse breaker with the above-mentioned optionally set value.

Leakage current, which is the leakage current of current, is protected by an electric leakage breaker (ELB) in applications such as distribution boards, distribution boards, control equipment boards and trunk lines, kitchens where wiring and its terminal equipment are wet, electric water heaters, heating, etc. There is a cut-off function, and the numerical value of the leakage current is, for example, 15 mA, 30 mA, 200 mA in 0.1 second. The breaker of the leakage current is a numerical value for the weak current, so if it is installed on the distribution board of the terminal with moisture, the distribution board other than the control board, the distribution board, etc. The power is turned off. For example, since the operation is stopped due to the lighting of an electric light, the operation of power is stopped, and various troubles occur in daily life, the installation is limited to a place where there is water and the leakage current of a weak current is overlooked. Therefore, it is applicable due to power failure due to large earthquake, typhoon, heavy rain and miswiring of switchboard, distribution board, control device panel, etc., insulation failure, loosening of equipment and instruments, gap due to wear, adhesion of dust, dust, etc. If the leak current becomes a spark phenomenon due to electrical short circuit due to partial leakage current or arc phenomenon, for example 10 to 20 mA, the installed current measuring device will detect and input, PC monitor of the person concerned, smartphone The system is a system for preventing electrical accidents by operating the breakers of the distribution board, distribution board, and control unit board, and inspecting the information.

The digital electric multi-safety control system of the present invention is a monitoring system for the insulation resistance of a switchboard, a distribution board, a control panel and main lines, wiring, and terminal equipment.

The system of the present invention measures the voltage and current of a distribution board, a distribution board, a control panel, etc. and a main line, wiring, and as described above, the voltage and the current change with a numerical value that exceeds the arbitrarily set numerical value. If the power supply is turned off due to an overcurrent no-fuse breaker or earth leakage breaker that is caused by an electrical short-circuit, which is the main cause of an electrical accident, etc. The insulation resistance value of the above is transmitted to a server, a terminal of the management department (personal computer), or a terminal used by a person in charge who has downloaded the application of the system of the present invention (for example, a smartphone) through a wired or wireless network (for example, VPN). However, it is a system that allows related persons to perform inspections and safety measures in real time.

The digital electric multi-safety control system of the present invention is a monitoring system that automatically measures voltage, current, and resistance values at monthly and annual inspections and at required times.

The system of the present invention is used for one day production of electric power receiving and transforming equipment, switchboards, distribution boards, control boards, etc. and main lines, wiring, and terminal equipment, or completion of operations from the origin to the destination. Regular, weekly, monthly, and yearly inspections, and voltage, current, and resistance values are measured in real time at the required time and stored in the memory of the computer. For example, it is transmitted to a server, a terminal of a management department (personal computer), a terminal used by a person in charge (for example, a smartphone) in which a system application of the present invention has been downloaded by a VPN, and the data is displayed by system and transmitted. It is a system that allows accurate propulsion and responds in advance to electric accidents such as electric leakage, electric shock, sparks, etc.

The digital electric multi-safety control system of the present invention is a system capable of inspecting in real time the power supply facilities that are required to operate 24 hours a day, such as building facilities, production plants, laboratories, and medical facilities.

The system of the present invention operates building facilities, production plants, laboratories, medical facilities, etc., and electric equipment such as transportation means, motors, fans, electric lights, and communications 24 hours a day, and power equipment that needs to be used is the main electric system. Distribution board, distribution board, junction box, control device panel, etc. and main electrical system of trunk line, wiring, terminal equipment, and the common electrical equipment system is insulation failure of the board, main line, wiring, terminal equipment, dust adhesion, connection If the breaker shuts down due to a loosening of the equipment, temperature rise in the member or the panel, or leakage current, stray current, overcurrent, etc., and the power is turned off, it is switched to the standby system in real time. , The relevant buildings, production plants, research laboratories, means of transportation, motors, fans, electric lights, communications, and other electrical equipment operate normally. In addition, for temperature rises in normal systems, electrical troubles, and preliminary switching, a wired or wireless network (for example, VPN) is used by a server, a terminal of a management department (personal computer), or the person in charge who has downloaded the system application of the present invention. It is a system that can be sent to a terminal (for example, a smartphone) of and the related person can perform inspection correspondence in real time.

The standby power supply system of the present invention includes a building, a production factory, a laboratory, a medical facility, and other building facilities, and a plurality of required spare units such as transportation means, motors, fans, lights, and communications, that is, N×, for example. It is a system that can be installed up to (1 to 100) units (N is an integer).

According to the present invention, like the switchboard, distribution board, light board, power board, control board, and junction box, the power supply side electric path from the power supply side and the load side electric path toward the load are arranged in the housing. Prevents electric accidents that may lead to fires from occurring in power devices that are electrically connected via electrical devices, and also damages various power/electric devices/devices connected to the load side circuit. It is possible to provide a system for preventing the occurrence of such an accident.

The conceptual diagram explaining the structure of one Embodiment of the digital electric multi-safety control system which concerns on this invention. The block diagram explaining an example of the system configuration of one embodiment of the digital electric multi-safety control system concerning this invention. The flowchart explaining an example of an operation|movement outline|summary of the digital electric multi-safety control system which concerns on this invention. A distribution board, a distribution board, a control board and a trunk line/wiring according to an embodiment of a digital electric multi-safety control system according to the present invention. The figure explaining an example of the relationship of a terminal device and an appliance. The block diagram in the 1st electric power equipment explaining an example in case the digital electric multi safety control system of this invention is employ|adopted for the existing electric power equipment. The block diagram in the 1st electric power equipment explaining the other example in case the digital electric multi safety control system of this invention is employ|adopted in the existing electric power equipment. The block diagram in the 1st electric power equipment explaining the other example in case the digital electric multi safety control system of this invention is employ|adopted in the existing electric power equipment. The block diagram in the 1st electric power equipment explaining the other example in case the digital electric multi safety control system of this invention is employ|adopted in the existing electric power equipment. The block diagram in the 1st electric power equipment explaining the other example in case the digital electric multi safety control system of this invention is employ|adopted in the existing electric power equipment. The block diagram in the 1st electric power equipment explaining an example of the electric power equipment with which the digital electric multi-safety control system of the present invention is adopted. The block diagram in the 1st electric power equipment explaining the other example of the electric power equipment with which the digital electric multi-safety control system of this invention is employ|adopted. The block diagram in the 1st electric power equipment explaining the other example of the electric power equipment with which the digital electric multi-safety control system of this invention is employ|adopted. The block diagram in the 1st electric power equipment explaining the other example of the electric power equipment with which the digital electric multi-safety control system of this invention is employ|adopted. The block diagram in the 1st electric power equipment explaining the other example of the electric power equipment with which the digital electric multi-safety control system of this invention is employ|adopted.

A digital electric multi-safety control system according to this embodiment will be described with reference to FIGS.

In the digital electric multi-safety control system according to this embodiment, a power supply side electric circuit 3 from a power supply side and a load side electric circuit 4 directed to a load are electrically connected via an electric device 2 arranged in a housing 1. The one or more first power devices 50a, the power supply side electric line 3 from the power supply side, and the load side electric line 4 toward the load are electrically connected via the electric device 2 arranged in the housing 1. Is a system for controlling power supply to one or a plurality of loads by one or a plurality of second power devices 50b connected to.

Examples of the power device 1 include various power receiving and transforming equipment, switchboards, distribution boards, light boards, power boards, control boards, remote control device boards, extension cords or wiring between equipment and appliances and distribution boards and distribution boards. An example is a junction box for branch wiring connection.

The electric device 2 is provided in the housing 1 that constitutes the above-described electric power device 1 and establishes electrical connection between the power supply side electric line 3 from the power supply side and the load side electric line 4 that faces the load. Examples of the breaker include a main breaker and an earth leakage breaker.

Examples of the load that the load-side electric circuit 4 is facing include, for example, a prime mover, a lift, an air conditioning facility, a ventilation facility, a lighting facility, a refrigerator/freezer case, a refrigerator/freezer, a measuring instrument, a computer device, a monitoring camera, a medical device, and the like. Electric power/electrical devices/equipment that operates by receiving the supply of electric power, and is used by being deployed and used inside or outside a building, vehicles such as trains/cars/aircraft/ships, etc. It includes electric power, electric devices, equipment, etc. that are deployed and used in transportation means.

In FIG. 1, one unit is illustrated as each of the first power device 50a and the second power device 50b, but each is 1 to a plurality (for example, N×(1 to 100) units (N is an integer)). Etc. may be connected to the central supervisory controller 52 and controlled.

Each of the first power device 50a and the second power device 50b includes a housing internal temperature information acquisition unit 8, an electric line temperature information acquisition unit 9, and an electric line voltage/current/resistance value information acquisition unit 10. There is.

The in-case temperature information acquisition unit 8 constantly detects the temperature inside the case 1 that constitutes the power device 1 described above, and the in-case temperature information that is information related to the detected temperature in the case 1 is stored in the case. The information is output as digital information together with information specifying the first and second power devices 50a and 50b related to the body 1.

The electric circuit temperature information acquisition unit 9 constantly detects the temperature of the load side electric circuit 4 described above, and outputs electric circuit temperature information, which is information regarding the detected temperature of the load side electric circuit 4, to the first and second cases related to the housing 1. The digital information is output together with the information for specifying the power devices 50a and 50b.

The electric circuit voltage/current/resistance value information acquisition means 10 is connected to the load side electric circuit 4 and constantly detects the voltage value, the current value and the resistance value, and relates to the detected voltage value, current value and resistance value of the load side electric circuit 4. The voltage/current/resistance value information, which is information, is output as digital information together with information specifying the first and second power devices 50a and 50b related to the housing 1.

The leakage current of the load side electric circuit 4 and the insulation resistance are included in the voltage value, the current value and the resistance value detected by the electric circuit voltage/current/resistance value information acquiring means 10.

In the illustrated embodiment, the digital electric multi-safety control system is a central supervisory control device that controls power supply to one or a plurality of loads by one or a plurality of the first power device 50a and the second power device 50b described above. 52 is provided.

The central monitoring and control device 52 includes a housing temperature monitoring means 11, a load side electric circuit temperature monitoring means 12, a circuit voltage/current/resistance value monitoring means 13, a first power cutoff means 14, and a second power cutoff. Means 15, third power interruption means 16, first warning signal issuing means 17, second warning signal issuing means 18, third warning signal issuing means 19, and warning notification information output means 20. , A power supply switching means 21, an insulation resistance value information output means 22, a first fire alarm information output means 23, a second fire alarm information output means 24, and an image information output means 25. ing.

Fire alarm facility equipment 40 is provided for the first and second power devices 50a and 50b, and as will be described later, first fire alarm information output means 23 provided in the central monitoring control device 52, Information is provided from the first fire alarm information output means 24.

In addition, a digital camera 41 is provided near the first and second power devices 50a and 50b, which photographs the power device 1 either constantly or when receiving a shooting start instruction input.

The in-case temperature monitoring means 11 performs a process of comparing the temperature inside the case acquired by the in-case temperature information acquisition means 8 with a preset in-case monitored temperature.

Further, the in-case temperature monitoring means 11 further performs a process of comparing the temperature inside the case acquired by the in-case temperature information acquisition means 8 with a preset in-case alarm temperature.

The load-side electric circuit temperature monitoring unit 12 performs a process of comparing the temperature of the load-side electric circuit 4 acquired by the electric circuit temperature information acquisition unit 9 with a preset load-side electric circuit monitoring temperature.

Further, the load side electric circuit temperature monitoring means 12 further performs a process of comparing the temperature of the load side electric circuit 4 acquired by the electric circuit temperature information acquisition means 9 with a preset load side electric circuit alarm temperature.

The electric circuit voltage/current/resistance value monitoring means 13 uses the electric circuit voltage/current/resistance value acquisition means 10 to acquire the electric circuit voltage/current/resistance value and preset load side electric circuit monitoring voltage/current/resistance value. The process of comparing with is performed.

The allowable voltage value, current value, and resistance value are preset according to the load to which the load-side electric circuit 4 is connected. For example, when the load is an air conditioner, a prime mover, a precision device such as a computer, a medical device, etc., the allowable voltage value, current value, and resistance value are different. If the allowable value is exceeded, equipment damage or malfunction may occur. Therefore, the load-side electric circuit monitoring voltage, current, and resistance value are set in advance according to the load to which the load-side electric circuit 4 is connected, and a comparison is made with this.

For example, if the voltage exceeds ±4 V with respect to 100 V and ±14 V with respect to 200 V, it can be determined that the preset load side circuit monitoring voltage/current/resistance value has been exceeded.

Further, for example, when the rated current reaches 115% or 150%, it can be determined that the preset load side circuit monitoring voltage/current/resistance value has been exceeded.

When the voltage value, the current value and the resistance value detected by the electric circuit voltage/current/resistance value information obtaining means 10 are leakage currents, for example, 10 mA or 20 mA, the preset load side electric circuit monitoring voltage is set. -It can be judged that the current and resistance values have been exceeded.

The first power cut-off means 14 operates when the in-case temperature monitoring means 11 determines that the temperature in the case 1 acquired by the in-case temperature information acquisition means 8 exceeds the in-case monitored temperature, and the electric device 2 A process of outputting a signal for interrupting the power supply from the power supply side electric line 3 to the load side electric line 4 via For example, a process of outputting a signal for shutting off the electric device 2 to the electric device 2 is performed.

The second power cutoff unit 15 is an electric device when the load-side electric circuit temperature monitoring unit 12 determines that the temperature of the load-side electric circuit 4 acquired by the electric circuit temperature information acquisition unit 9 exceeds the load-side electric circuit monitoring temperature. A process of outputting a signal for cutting off the power supply from the power supply side electric line 3 to the load side electric line 4 via 2 is performed. For example, a process of outputting a signal for shutting off the electric device 2 to the electric device 2 is performed.

The third power cut-off means 16 detects that the electric circuit voltage/current/resistance value acquired by the electric circuit voltage/current/resistance value information acquisition means 10 exceeds the load side electric circuit monitoring voltage/current/resistance value. When the current/resistance value monitoring means 13 makes a determination, it performs a process of outputting a signal that interrupts the power supply from the power supply side electric circuit 3 to the load side electric circuit 4 via the electric device 2. For example, a process of outputting a signal for shutting off the electric device 2 to the electric device 2 is performed.

As described above, the voltage value, the current value, and the resistance value detected by the circuit voltage/current/resistance value information acquisition unit 10 include the leakage current of the load-side circuit 4, and the circuit voltage/current When it is determined that the value of the leakage current acquired by the resistance value information acquiring unit 10 exceeds the load side electric circuit monitoring voltage/current/resistance value, the third power cutoff unit 16 outputs the power supply cutoff signal. ..

The first alarm signal issuing means 17 is provided with the housing when the housing temperature monitoring means 11 determines that the temperature inside the housing 1 acquired by the housing temperature information acquiring means 8 exceeds the inside monitoring temperature. A process of outputting a temperature alarm signal is performed together with information specifying the first power device 50a or the second power device 50b related to the body 1.

The second alarm signal issuing means 18, when the load side electric path temperature monitoring means 12 determines that the temperature of the load side electric path 4 acquired by the electric path temperature information acquiring means 9 exceeds the load side electric path monitoring temperature, A process of outputting a temperature warning signal is performed together with the information specifying the first power device 50a or the second power device 50b related to the housing 1.

The third alarm signal issuing means 19 determines that the electric circuit voltage/current/resistance value acquired by the electric circuit voltage/current/resistance value information acquisition means 10 exceeds the electric power line monitoring voltage/current/resistance value on the load side. A process of outputting a voltage/current/resistance value alarm signal together with information specifying the first power device 50a or the second power device 50b related to the casing when the current/resistance value monitoring means 13 makes a determination. I do.

The alarm notification information output unit 20 outputs the temperature alarm signal output by the first alarm signal issuing unit 17, the temperature alarm signal output by the second alarm signal issuing unit 18, and the third alarm signal issuing unit 19. And managing the first or second power device 50a, 50b to which the temperature warning signal or the voltage/current/resistance value warning signal is output, based on any of the voltage/current/resistance value warning signal. The administrator terminal 31 used by the administrator and the person in charge 32a, 32b, 32c owned by the person in charge of managing the first or second power devices 50a, 50b. The alarm notification information is output to 32d together with the information specifying the first or second power device 50a or 50b related to the housing 1.

The administrator terminal 31 can be configured by a personal computer or the like provided with image information display means such as a monitor. The person-in-charge terminals 32a, 32b, 32c, and 32d can be configured by mobile terminals such as smartphones in which the system operation application of the present invention is downloaded.

The power supply switching control means 21 determines whether any of the first power cutoff means 14, the second power cutoff means 15, and the third power cutoff means 16 corresponds to any of the first power devices 50a. Receiving the input of the power supply cutoff signal to the load receiving the power supply from the first power device 50a receiving the input of the power supply cutoff signal when the power supply cutoff signal is output. The power supply start signal is output to any of the second power devices 50b so that the power is supplied by switching to the one power device 50a.

Accordingly, the load receiving power from the first power device 50a receiving the power supply cutoff signal causes the load to receive the power from the first power device 50a instantaneously when the power is cut off from the second power device. Since the power supply is switched from 50b, the operation can be continued.

In the insulation resistance value information output means 22, any one of the first power cutoff means 14, the second power cutoff means 15, and the third power cutoff means 16 is connected to any one of the first power devices 50a. In response to the electric circuit voltage/current/resistance value information acquiring unit 10 of the load side electric circuit 4 that outputs the power supply cutoff signal to the load and then goes from the first power device 50a receiving the power supply cutoff signal to the load. The information about the measured insulation resistance is acquired, and the insulation resistance value is acquired for the manager terminal 31 and the person-in-charge terminals 32a, 32b, 32c, 32d together with the information for specifying the first power device 50a. Output as information.

The first fire alarm information output means 23, when the in-case temperature monitoring means 11 determines that the temperature in the case 1 acquired by the in-case temperature information acquisition means 8 exceeds the in-case alarm temperature, A process of outputting fire alarm information to the fire alarm facility equipment 40 provided for the first power device 50a and the second power device 50b is performed.

The second fire alarm information output unit 24, when the load-side electric circuit temperature monitoring unit 12 determines that the temperature of the load-side electric circuit 4 acquired by the electric circuit temperature information acquisition unit 9 exceeds the load-side electric circuit alarm temperature, A process of outputting fire alarm information to the fire alarm facility equipment 40 provided for the first power device 50a and the second power device 50b is performed.

Although not shown in the drawing, the fire alarm equipment 40 automatically connects to the relevant organizations such as the fire department, so that even if a fire occurs, the fire related facilities such as the fire department It is possible to have a system that allows the organization to take prompt action.

The image information output means 25 is provided after the first warning signal issuing means 17 outputs the temperature warning signal, or after the second warning signal issuing means 18 outputs the temperature warning signal, or the third warning signal issuing means 18 outputs the temperature warning signal. After the alarm signal issuing means 19 outputs the voltage/current/resistance value alarm signal, the image information request information acquired from the administrator terminal 31 and/or the image information request acquired from the person-in-charge terminals 32a, 32b, 32c, 32d Based on the information, a process of outputting the first power device 50a and the second power device 50b captured by the digital camera 41 in real time is performed.

In addition, the image information output unit 25 further outputs the image information request information and/or the person-in-charge terminal 32a acquired from the administrator terminal 31 even after the insulation resistance value information output unit 22 outputs the above-described insulation resistance value information. Based on the image information request information acquired from 32b, 32c, and 32d, a process of outputting the first power device 50a and the second power device 50b captured by the digital camera 41 in real time is performed.

As a result, after the above-mentioned temperature warning signal or the like is output to the monitor screen of the administrator terminal 31 or the image information display screen of the person in charge 32a, 32b, 32c, 32d via the wired or wireless network 30. The image information of the first power device 50a and the second power device 50b captured by the digital camera 41 is displayed in real time.

The digital electric multi-safety control system described above as an example of the configuration can be configured by a computer. In this case, although not shown, a CPU, an operating system, and various computers that perform control so that various functions of the system of this embodiment are realized according to an operating system, a predetermined computer program installed or downloaded, or the like. A ROM as a storage unit that stores programs and the like and data necessary for the CPU to execute processing for each control, and stores data necessary for the CPU to execute processing. A RAM, a hard disk used also as a work area in which information is appropriately rewritten, an information input/output unit such as a communication interface, and the like are provided, and these are connected by necessary bus lines.

In the above-described embodiment, the in-case temperature information acquisition means 8 may be in the form of the in-board temperature sensor 7 and may be arranged in the case 1 of the first and second power devices 50a and 50b. it can. A board temperature sensor 7 is provided in the housing 1 of each of the first and second power devices 50a and 50b, and the board temperature sensor 7 constantly detects the temperature inside the housing 1 and detects the detected temperature. The information is output as digital information, the communication interface unit of the central monitoring and control apparatus 52 acquires this information via a wired or wireless network, and the acquired information is stored by an unillustrated control unit in the unillustrated information storage unit. The data is recorded in the means (storage unit), and is processed so as to be used in the processing operation by the in-casing temperature monitoring means 11.

Further, the electric path temperature information acquisition means 9 may be in the form of the electric wire temperature sensor 6 and may be arranged in the housing 1 of the first and second electric power devices 50a and 50b. An electric wire temperature sensor 6 is provided in the housings 1 of the first and second electric power devices 50a and 50b, and the electric wire temperature sensor 6 constantly detects the temperature of the load side electric circuit 4 and digitally outputs the detected temperature information. The information is output as information, and this information is acquired by the communication interface unit of the central monitoring and control device 52 via a wired or wireless network, and the acquired information is controlled by a control unit (not shown) by an information storage unit (memory) (not shown). Section), and the processing is performed so that the load side electric circuit temperature monitoring means 12 can perform the processing operation.

Further, the voltage/current/resistance value information, which is information about the voltage value, the current value, and the resistance value of the load-side electric circuit 4 that is connected to the load-side electric circuit 4 and is constantly detected, is displayed. The voltage/current/resistance measuring instrument 5 is replaced with the electric circuit voltage/current/resistance value information obtaining means 10 that outputs digital information together with information for identifying the first and second power devices 50a and 50b related to the housing 1. The first and second power devices 50a and 50b may be arranged in the housing 1 in advance. A voltage/current/resistance measuring instrument 5 is provided in the housing 1 of the first and second power devices 50a, 50b, which constantly detects the voltage value, current value, and resistance value of the load-side electric circuit 4. , The detected voltage/current/resistance value information is output as digital information, this information is acquired by the communication interface unit of the central monitoring control device 52 via a wired or wireless network, and the acquired information is not shown. The control unit records the information in the information storage unit (storage unit) (not shown) and performs processing so as to be used for the processing operation by the electric circuit voltage/current/resistance value monitoring unit 13.

It is not necessary that all of the above-mentioned housing temperature monitoring means 11 to image information output means 25 are arranged in one device/apparatus (for example, central monitoring control device 50). For example, in FIG. 2, the first power device is displayed as (1) regular DESCON distribution board/distribution board/control board, and (2) multi-DESCON distribution board/distribution board/control board is displayed. A monitoring control system including a computer is provided in each of the second power devices, and the temperature monitoring means 11 in the housing, the load side electric circuit temperature monitoring means 12, and the electric circuit voltage/current/resistance value monitoring means 13 that exhibit the above-mentioned functions are provided. , A first power cutoff unit 14, a second power cutoff unit 15, a third power cutoff unit 16, etc. are provided in the supervisory control system, and the supervisory control system in the first power unit and the central supervisory control The device 50, the supervisory control system in the second power device, and the central supervisory controller 50 may be connected to each other via a wired or wireless network so that they can communicate with each other.

In the above description, the in-casing temperature information acquisition unit 8 and the electric circuit, which are provided apart from the first and second power devices 50a and 50b and are provided in the first and second power devices 50a and 50b. It is connected to the temperature information acquisition means 9, the electric circuit voltage/current/resistance value information acquisition means 10 and the like via a wired or wireless network, and has a part or the rest of the above-mentioned other configurations. It is also possible to adopt a configuration in which a server computer installed on the cloud is included in one or more other devices/apparatuses.

The above-mentioned information acquired in real time by the above-mentioned casing internal temperature information acquisition means 8, electric circuit temperature information acquisition means 9, and electric circuit voltage/current/resistance value information acquisition means 10 indicates the first and second electric power devices 50a, 50b. A storage unit of the central monitoring control device 52 associated with the information to be specified, or a server device connected to the central monitoring control device 52 via a wired or wireless network so as to be able to communicate information, for example, a storage unit of a cloud server. Stored in the administrator terminal 31 and the person-in-charge terminals 32a, 32b, 32c, and 32d, and based on the information request information such as temperature, the administrator terminal 31 and the person-in-charge terminals 32a, 32b, 32c, and 32d. It is possible to output and display on the screen of.

Conventionally, for example, the power receiving and transforming equipment is a vacuum circuit breaker, a high-voltage load switch (fuse), a high-voltage cutout, etc. , Prevent electric accidents. However, it seems that there is still insufficient fire due to insufficient tightening of screws due to deterioration over time or inconvenience in construction, loosening of connection terminals, gaps, miswiring, dust, etc. and fire due to poor insulation of the insulation coating. In addition, a breaker is generally not installed on the extension cord between the switchboard, distribution board and equipment, or the junction box for branch wiring connection of wiring and the extension cords after that. There are also cases of electric fire accidents.

FIG. 2 is a block diagram for explaining an example of a system configuration of an embodiment of a digital electric multi-safety control system according to the present invention, and FIG. 3 is an example of an operation outline of the digital electric multi-safety control system according to the present invention. FIG. 4 is a flow chart for explaining a distribution board, a distribution board, a control board and a main line/wiring according to an embodiment of the digital electric multi-safety control system according to the present invention. It is a figure explaining an example of the relation of a terminal device and an appliance.

High-voltage power receiving and transforming equipment (cubicle) equipped with a vacuum circuit breaker, high-voltage load switch (fuse), and high-voltage cutout receives 6600V from an electric power company. An electric light/power transformer is used to reduce the voltage to a single-phase three-wire 200V electric power, and a three-phase three-wire 200V electric power, and electric power is supplied via the main power and electric lines. Electric power is supplied from each switchboard to each facility device via a branch main line, a light, and a remote device (IOTB, RIO) of a control panel wired to a power distribution board. In addition, an extension cord or a branch wiring connection of a wiring from a distribution board or a distribution board via a junction box is performed.

The normal temperature of the power receiving and transforming equipment, the panel such as the switchboard and the control panel, the junction box, the equipment, the device, the appliance, the wiring, etc. is about 32°C to 40°C. The ignition cases of the power switch, control remote switch, connector, etc. are usually about 220°C to 250°C.

The temperature of the load side electric circuit monitoring of the wired electric wires and the like can be set to 90° C. This is a power switch, control remote switch, when the normal temperature of the power receiving and transforming equipment, the inside of the power receiving and transforming equipment, the switchboard, the control board, etc., the junction box, the equipment, the device, the appliance, the wiring, etc. is about 32°C to 40°C. Since an ignition case of a connector, etc. is usually about 220°C to 250°C, it can be set in consideration of safety.

The monitoring temperature inside the cabinet or inside the enclosure such as the junction box can be set to 60° C., for example. This is also a power switch, control remote switch, where the normal temperature of the power receiving and transforming equipment, the inside of the power receiving and transforming equipment, the switchboard, the control board, etc., the junction box, the equipment, the device, the appliance, the wiring, etc. is about 32°C to 40°C. Since an ignition case of a connector, etc. is usually about 220°C to 250°C, it can be set in consideration of safety.

In addition, the normal temperature of the power receiving and transforming equipment, the panel such as the switchboard and the control panel, the junction box, the equipment, the device, the appliance, the wiring, etc. of about 32°C to 40°C, the power switch, the control remote switch, the connector, etc. From the normal temperature of about 220°C to 250°C in the case of ignition, considering the safety side, the above-mentioned load side electric circuit monitoring temperature is in the range of 90°C to 130°C, and the in-case monitoring temperature is in the range of 60°C to 80°C. Thus, each can be set arbitrarily.

The temperature of the wire etc. rises due to miswiring, loosening of screws, gaps and dust of connector connection, melting of insulating coating material due to sparks due to aging, etc., for example, the temperature of the wire reaches the above load side circuit monitoring temperature. If this happens, the digital release system will be input to the breaker of the power supply unit when the temperature sensor detects an abnormally high temperature, and the breaker will be automatically turned off to prevent the load side electric circuit, etc. from being burned, destroyed, or ignited. is there.

Similarly, due to miswiring, loose screws, connector connection gaps and dust, melting of insulation coating due to sparks due to aging, etc., the temperature of power receiving and transforming equipment, distribution boards and control boards, junction boxes, etc. If the temperature rises and reaches the above-mentioned temperature monitored in the housing, the digital release system is input to the breaker of the power supply due to the abnormal high temperature detection of the temperature sensor, the breaker is automatically turned off, and the corresponding substation equipment, switchboard or control It is a system that prevents the occurrence of burnout, destruction, and ignition accidents in the boards such as boards and junction boxes.

Depending on the load to which the load-side electric circuit is connected, the voltage value, current value, and resistance value allowed for the load-side electric circuit are set in advance. For example, when the load is an air conditioner, in the case of a prime mover, in the case of a precision device such as a computer, in the case of a medical device, etc., a voltage value allowed in the load-side electric circuit connected to the load, The current value and resistance value are different. If the allowable value is exceeded, the above-mentioned equipment, which is the load to which the load-side electric circuit is connected, may be damaged or malfunction may occur. Therefore, the load-side electrical circuit monitoring voltage, current, and resistance value are preset for each load-side electrical circuit according to the load to which the load-side electrical circuit is connected. When the voltage, current, and resistance values of the load side electric circuit are constantly measured and an abnormal value outside the allowable range is detected, the digital release system is input to the breaker of the power supply unit, the breaker is automatically turned off, and the load This is a system that prevents damage to the above-mentioned equipment, which is a load to which the side electric path is connected, and malfunction from occurring.

If a breaker is installed in the junction box of the branch wiring from the switchboard or distribution board or the connected equipment and the extension cord wiring is short-circuited or reaches the above-mentioned temperature on the load side circuit where caution is required, the breaker automatically turns on the power. It is a system that is turned off to prevent the occurrence of fire accidents. Also, if the voltage, current, or resistance value of the load-side electric circuit becomes an abnormal value outside the above-mentioned allowable range, the breaker is automatically turned off, and the computer, precision device, medical device, etc. to which the load-side electric circuit is connected. It is a system that prevents damage and malfunction of the machine.

When the electric wire temperature reaches the load side electric circuit monitoring temperature, a system for issuing a temperature alarm signal indicating that caution is required. Also, when the temperature of the inside of the panel or the junction box reaches the monitoring temperature inside the housing, it is a system that issues a temperature alarm signal to notify that caution is required.

Further, it is a system for issuing a voltage/current/resistance value alarm signal for notifying that caution is required if the voltage, current, or resistance value of the electric wire becomes an abnormal value outside the allowable range.

The temperature warning signal and the voltage/current/resistance value warning signal described above are possessed by a PC monitor of a person concerned and a person in charge of management together with information for identifying a power device that needs attention via a network such as a VPN. The application for system operation according to the present invention is displayed on the smartphone. This is a system that prevents burnout of a panel or the like and fire accidents in advance, and prevents damages or malfunctions of computers, precision instruments, medical instruments, etc. to which a load side electric circuit is connected.

Considering the normal temperature of 220°C to 250°C in the case of ignition, such as the power switch, control remote switch, connector, etc. described above, contact the relevant parties within the temperature range where safety can be secured compared to the temperature at which a fire may occur. It is a system that can report.

In the temperature range higher than the allowable range 90° C. to 130° C. of the monitored temperature of the load side electric circuit and the allowable range 60° C. to 80° C. of the monitored temperature in the housing, the power switch, the control remote switch, the connector, etc. From the normal temperature of about 220° C. to 250° C. in the case of ignition, it is possible to further set the load side electric circuit alarm temperature and the in-case alarm temperature in consideration of the safety side.

For example, 180° C. can be set as the load side electric circuit alarm temperature and 150° C. can be set as the in-case alarm temperature.

As described above, the temperature of the electric wire or the like rises, for example, when the temperature of the electric wire reaches the above-mentioned load side electric circuit alarm temperature, the abnormal high temperature detection of the temperature sensor causes fire alarm equipment equipment such as fire equipment in a building, In other words, it is a system that is connected to the fire alarm facility equipment provided for the above-mentioned power device that requires attention.

If the temperature inside the power receiving/transforming equipment, distribution boards, control boards, etc., or the junction box, etc. rises and reaches the above-mentioned alarm temperature inside the housing, a fire alarm, which is a fire-fighting equipment in a building, etc. It is a system connected to equipment equipment, that is, a fire alarm equipment equipment provided for the above-mentioned electric power device that needs attention.

In addition, from the normal temperature of about 220° C. to 250° C. in the ignition case of the power switch, the control remote switch, the connector, etc., considering the safety side, the above-mentioned load side electric circuit alarm temperature is 180° C. to 200° C. In the range, the alarm temperature in the housing can be set arbitrarily in the range of 150°C to 200°C.

In this system, a digital camera is installed inside the cubicle of the power receiving and transforming equipment, inside the main distribution board, distribution board, or around, and the temperature of the above wires or board needs attention. When it senses an abnormal value outside, it can be provided with a function of transmitting real-time image information acquired by the digital camera to a PC monitor or a smartphone of a person concerned.

FIG. 5 to FIG. 9 show the configuration when the digital electric multi-safety control system of the present invention is installed in an existing light board, power board, switchboard, distribution board, control board (remote control device board), junction box, or the like. One example is described in the configuration of the power device corresponding to the first power device, the configuration of the power device corresponding to the first power device in each figure is equivalent to the second power device although not shown. The same applies to a power device that operates.

In the illustrated embodiment, a housing internal temperature information acquiring unit 8, an electric line temperature information acquiring unit 9, and an electric line voltage/current/resistance value information acquiring unit 10 are provided in a place referred to as a “monitoring system” in each drawing. .. Then, the above-mentioned digital electric multi-safety control system is added to the "central monitoring and control device" and the "server", which are both connected to the "monitoring system" via a wired or wireless network so that information can be communicated. The other unit parts that make up each will be deployed.

10 to 14 show a first configuration of a light board, a power board, a distribution board, a distribution board, a control board (remote control device board), and a junction box in which the digital electric multi-safety control system of the present invention is adopted. The configuration of the power device corresponding to the power device has been described, and the configuration of the power device corresponding to the first power device in each drawing is the same in the power device corresponding to the second power device although not shown. Applied to.

In the illustrated embodiment, a housing internal temperature information acquiring unit 8, an electric line temperature information acquiring unit 9, and an electric line voltage/current/resistance value information acquiring unit 10 are provided in a place referred to as a “monitoring system” in each drawing. .. Then, the above-mentioned digital electric multi-safety control system is added to the "central monitoring and control device" and the "server", which are both connected to the "monitoring system" via a wired or wireless network so that information can be communicated. The other unit parts that make up each will be deployed.

The digital electric multi-safety control system of the present invention includes, for example, buildings, trains, ships, vehicles, airplanes, elevators, factories, research laboratories, power plants, substations, computer power supplies, prime movers, air conditioning, ventilation, lighting, refrigeration/freezing. Cases, refrigerators/freezers, solar power generation, wind power generation, rockets, storage batteries, etc. and all power sources, power transmission lines, trunk lines, wiring, connecting devices, measuring instruments, etc. It is a system that can handle.

Claims (6)

One or a plurality of first power devices in which a power-side electric circuit from the power-source side and a load-side electric circuit directed to a load are electrically connected via an electric device provided in the housing;
One or more of one or more second power devices in which the power supply-side electric circuit from the power supply side and the load-side electric circuit that faces the load are electrically connected via an electric device provided in the housing. A digital electric multi-safety control system for controlling power supply to the load,
Both the first power device and the second power device,
The temperature inside the housing is constantly detected, and the temperature information inside the housing, which is information about the detected temperature inside the housing, is digital information together with information for specifying the first or second power device related to the housing. An inside temperature information acquisition means for outputting,
The temperature of the load side electric circuit is constantly detected, and electric path temperature information, which is information on the detected temperature of the load side electric circuit, is output as digital information together with information specifying the first or second of the casing. Circuit temperature information acquisition means for
It is connected to the load side electric circuit and constantly detects a voltage value, a current value and a resistance value, and the voltage/current/resistance value information, which is information about the detected voltage value, current value and resistance value of the load side electric circuit, is stored in the casing. The above-mentioned first or second power device related to the body, and an electric circuit voltage/current/resistance value information acquisition means for outputting digital information together with information for specifying the electric power device,
The digital electric multi-safety control system,
An in-casing temperature monitoring means for comparing the temperature in the casing acquired by the in-casing temperature information acquiring means with a preset in-casing monitoring temperature;
The temperature of the load side electric circuit acquired by the electric circuit temperature information acquisition unit, and a load side electric circuit temperature monitoring unit that compares a preset load side electric circuit monitoring temperature,
Electric circuit voltage/current/resistance value monitoring comparing the electric circuit voltage/current/resistance value acquired by the electric circuit voltage/current/resistance value information acquisition means with preset load side electric circuit monitoring voltage/current/resistance value Means and
When the temperature inside the housing acquired by the inside temperature information acquiring means exceeds the inside monitoring temperature inside the housing, the inside temperature inside monitoring means determines that the load from the power supply side electric path via the electric device. A first power cutoff means for outputting a power supply cutoff signal for cutting off the power supply to the side electric path;
When the load-side electric circuit temperature monitoring unit determines that the temperature of the load-side electric circuit acquired by the electric circuit temperature information acquiring unit exceeds the load-side electric circuit monitoring temperature, from the power-side electric circuit via the electric device. Second power cutoff means for outputting a power supply cutoff signal for cutting off the power supply to the load side electric circuit,
The load side electric circuit voltage/current/resistance value monitoring means indicates that the electric circuit voltage/current/resistance value acquired by the electric circuit voltage/current/resistance value information acquisition means exceeds the load side electric circuit monitoring voltage/current/resistance value. When determined, a third power cutoff unit that outputs a power supply cutoff signal that cuts off power supply from the power supply side electric line to the load side electric line via the electric device,
The first power device or the first power device related to the housing when the housing temperature monitoring means determines that the temperature inside the housing acquired by the housing temperature information acquisition means exceeds the monitored temperature inside the housing. A second alarm signal issuing means for outputting a temperature alarm signal, together with information specifying the second power device,
When the load-side electric circuit temperature monitoring unit determines that the temperature of the load-side electric circuit acquired by the electric circuit temperature information acquisition unit exceeds the load-side electric circuit monitoring temperature, the first power device related to the casing Or, together with information identifying the second power device, a second alarm signal issuing means for outputting a temperature alarm signal,
The circuit voltage/current/resistance value monitoring unit determines that the circuit voltage/current/resistance value acquired by the circuit voltage/current/resistance value acquisition unit exceeds the load-side circuit monitoring voltage/current/resistance value. At that time, together with information specifying the first power device or the second power device related to the housing, a third alarm signal issuing means for outputting a voltage/current/resistance value alarm signal,
The temperature warning signal output by the first warning signal issuing means, the temperature warning signal output by the second warning signal issuing means, the voltage/current/resistance value output by the third warning signal issuing means Management used by an administrator who manages the first or second power device to which the temperature warning signal or the voltage/current/resistance value warning signal is output based on any of the warning signals. The first or second power device related to the casing with respect to a person terminal and a person terminal owned by a person in charge of managing the first or second power device. Along with the information specifying the alarm notification information output means for outputting the alarm notification information,
Any one of the first power cutoff means, the second power cutoff means, and the third power cutoff means outputs the power supply cutoff signal to any one of the first power devices. In doing so, for the load receiving power supply from the first power device that receives the power supply cutoff signal, the load switches to the first power device that receives the power supply cutoff signal. A digital electric multi-safety control system comprising power supply switching control means for outputting a power supply start signal to any of the second power devices so as to supply power. The leakage current of the load side electric circuit is included in the voltage value, the electric current value and the resistance value detected by the electric circuit voltage/current/resistance value information acquiring means,
The third power interruption means, when it is determined that the value of the leakage current acquired by the electric circuit voltage/current/resistance value information acquisition means exceeds the load side electric circuit monitoring voltage/current/resistance value, the electric power The digital electric multi-safety control system according to claim 1, which outputs a supply cutoff signal. Insulation resistance of the load side electric circuit is included in the voltage value, the current value and the resistance value detected by the electric circuit voltage/current/resistance value information obtaining means,
The digital electric multi-safety control system,
Any one of the first power cutoff means, the second power cutoff means, and the third power cutoff means outputs the power supply cutoff signal to any one of the first power devices. After that, the information about the insulation resistance measured by the circuit voltage/current/resistance value information acquisition unit of the load side circuit running from the first power device that receives the power supply cutoff signal to the load is acquired. And an insulation resistance value information output means for outputting the insulation resistance value information to the administrator terminal and the person in charge together with information for specifying the first power device. Or the digital electric multi-safety control system according to 2. The insulation resistance value information output means outputs the insulation resistance value information acquired by the electric circuit voltage/current/resistance value information acquisition means after a predetermined time has elapsed after the power supply cutoff signal is output. The digital electric multi-safety control system according to claim 3. The in-case temperature monitoring means further compares the temperature in the case acquired by the in-case temperature information acquisition means with a preset in-case alarm temperature,
The load-side electric circuit temperature monitoring means, the temperature of the load-side electric circuit acquired by the electric circuit temperature information acquisition means, and the load-side electric circuit alarm temperature that is set in advance, further,
Fire alarm equipment provided to the power device when the in-case temperature monitoring means determines that the temperature in the case acquired by the in-case temperature information acquisition means exceeds the in-case alarm temperature. First fire alarm information output means for outputting fire alarm information to the device,
When the load-side electric circuit temperature monitoring unit determines that the temperature of the load-side electric circuit acquired by the electric circuit temperature information acquisition unit exceeds the load-side electric circuit alarm temperature, the power supply device is provided with the temperature. A second fire alarm information output means for outputting fire alarm information to the fire alarm equipment,
The digital electric multi-safety control system according to any one of claims 1 to 4, further comprising: A digital camera for photographing the power device is provided near the power device,
After the first warning signal issuing means outputs the temperature warning signal, or after the second warning signal issuing means outputs the temperature warning signal, or the third warning signal issuing means After outputting the voltage/current/resistance value alarm signal, the digital camera is photographing based on the image information request information acquired from the administrator terminal and/or the image information request information acquired from the person in charge terminal The digital electric multi-safety control system according to any one of claims 1 to 5, further comprising image information output means for outputting image information of the power device in real time.

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