JP2019205273A - Power supply system - Google Patents

Abstract

To provide a power supply system which can operate a power supply device which a disaster prevention base has, for a long time, while suppressing an occurrence of a health damage of a disaster victim in the disaster prevention base at a time of voltage abnormality of a power system due to a disaster.SOLUTION: A power supply system is arranged in a disaster prevention base having a load power-supplied from a power system and a power supply device supplying power to the load, and performs a voltage compensating operation compensating voltage abnormality of the power system, which has an important load control portion controlling an important load within the load, and a disaster prevention base information acquiring portion acquiring disaster prevention base information which is predetermined information concerning the disaster prevention base. The voltage compensating operation has a disaster mode compensating the voltage abnormality of the power system at a time of a disaster and in the disaster mode, the important load control portion controls the important load based on the disaster prevention base information.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a power supply system that performs a voltage compensation operation that compensates for voltage abnormality in a power system.

  2. Description of the Related Art Conventionally, emergency power supplies using a generator or the like as a power supply source have been provided in disaster prevention bases such as public halls and gymnasiums that serve as evacuation sites for disaster victims (Patent Document 1). Even when the supply of power from the power system is interrupted due to the influence of a disaster, etc., it is possible to continuously supply power from the power supply device to important loads such as air conditioning and lighting in the disaster prevention base. . In the power supply device using this generator, it is necessary to monitor the operating state of the generator and manage the fuel of the generator. Especially in the event of a disaster, it is difficult to predict when fuel will be procured due to disruption of the transportation infrastructure, so it is necessary to operate with limited fuel for as long as possible.

  By the way, victims evacuated to a disaster prevention base may cause various health damages if the life at the disaster prevention base is prolonged due to a large-scale disaster or the like. In particular, during high-temperature and high-humidity periods such as summer, the room temperature and humidity in the disaster prevention base may increase, and secondary disasters such as heat stroke may occur. However, if an important load such as air conditioning is freely set so that the disaster victims in the disaster prevention base are always most comfortable, the fuel of the emergency power supply will run out before the power system is restored, Can cause serious health problems.

JP 2017-011874 A

  The present invention has been made in view of the above problems, and operates a power supply device provided in a disaster prevention base for a long time while suppressing the occurrence of health damage to disaster victims in the disaster prevention base when a power system voltage abnormality occurs due to a disaster. The main problem is to provide a power supply system that can be made to operate.

  That is, a power supply system according to the present invention is arranged at a disaster prevention base having a load fed from an electric power system and a power supply device that feeds the load, and performs a voltage compensation operation to compensate for voltage abnormality of the electric power system. An important load control unit that controls an important load out of the loads, and a disaster prevention site information acquisition unit that acquires disaster prevention site information that is predetermined information about the disaster prevention site, and the voltage compensation operation is performed when the disaster occurs. It has a disaster mode that compensates for voltage abnormality of the power system, and in the disaster mode, the important load control unit controls the important load based on the disaster prevention base information.

  With such a power supply system, predetermined information about the disaster prevention base is acquired, and important loads such as air conditioning facilities in the disaster prevention base are controlled based on the acquired information. The critical load can be controlled according to the situation of the disaster prevention base, such as increasing the set temperature of the air conditioning equipment when the humidity and humidity are in a range where there is a low risk of causing health damage to the victim. As a result, while suppressing the occurrence of damage to the health of the disaster victims at the disaster prevention base, it is possible to prevent the fuel consumption due to the important load from becoming unnecessarily large, and the power supply device can be extended with a limited amount of fuel. It can be operated for hours.

  The term “disaster prevention base” as used in this specification means that it is difficult to evacuate not only in public facilities such as public halls and gymnasiums where disaster victims evacuate, but also in hospitals and nursing facilities. Facilities where there are disaster victims, and facilities where disaster response headquarters are established in the event of a disaster. That is, it means a facility where victims gather after a disaster occurs.

  In addition, the “significant load” as used in this specification refers to a load that may affect the health status of the victims in the disaster prevention base if no current flows out of the load in the disaster prevention base. I mean. For example, an air conditioner or a lighting device.

The power system further includes an emergency early warning receiving unit that receives an emergency early warning about an area where the disaster prevention base is located from an external network that is communicably connected, and the system voltage of the power system is equal to or lower than a set value, And when the said emergency early warning receiving part is receiving the said emergency early warning, it is preferable to perform the said voltage compensation operation | movement in disaster mode.
With such a configuration, the voltage compensation operation can be quickly executed in the disaster mode. As a result, the amount of fuel consumed by the important load can be suppressed, and the power supply device can be operated for a longer time. In addition, even when a disaster occurs, when the power system is normal, the power supply device is not unnecessarily started, so that it is possible to prevent fuel from being consumed unnecessarily.

  Note that the “emergency bulletin” referred to in the present specification is a bulletin for notifying that a situation requiring evacuation has occurred. For example, emergency earthquake warnings delivered by the Japan Meteorological Agency, tsunami warnings, eruption warnings, weather warnings, disaster information and evacuation information delivered by national and local governments, information on armed attacks and large terrorism, etc.

  As a specific aspect of the power supply system, the disaster prevention base information includes external environment information related to the location of the disaster prevention base, outdoor temperature, outdoor humidity, sunshine hours of the area where the disaster prevention base is located, wind speed, precipitation probability, and the like. , The indoor temperature of the disaster prevention base, indoor humidity, the number of people that can be accommodated, the number of victims in the disaster prevention base, gender, body temperature, etc., and the disaster prevention base information acquisition unit, The information which acquires disaster prevention base information from at least one of the sensor provided in the said disaster prevention base and an external network can be mentioned.

The power system further includes an operation pattern storage unit that stores operation pattern data indicating an operation pattern of the important load corresponding to information indicated by the disaster prevention base information, and the important load control unit stores the operation pattern. It is preferable that an operation pattern corresponding to the disaster prevention base information acquired by the disaster prevention base information acquisition unit is selected with reference to a part, and the important load is controlled based on the selected operation pattern.
If this is the case, by setting the optimal operation pattern of the important load in advance for various situations at the disaster prevention base, while suppressing the occurrence of health damage to the victims at the disaster prevention base, The power supply device can be operated for a longer time.

  In order to allow a user of the power supply system to check the state of the power supply device in a timely manner, the power supply system further includes a power supply device analysis unit that performs a state analysis of the power supply device, and the power supply device analysis unit includes the power supply device. What is necessary is just to make it transmit the state analysis result of an apparatus to a predetermined | prescribed user terminal.

The power supply device is a generator, and further includes a remaining fuel amount detection unit that detects a remaining fuel amount of the power supply device, and the power supply device analysis unit detects the remaining fuel amount detected by the remaining fuel amount detection unit; It is preferable that the remaining operation time of the power supply device is calculated based on the operation state of the important load, and the remaining operation time is transmitted to the user terminal as the state analysis result.
If this is the case, the user of the power supply system can know the remaining operating time of the generator in a timely manner by checking the user terminal. There is no need to go to. In addition, fuel supply to the generator can be performed in a timely manner.

In the power supply system, it is preferable that the important load control unit controls the important load based on an analysis result of the power supply device analysis unit.
If it is such, since an important load can be controlled according to the condition of the power supply device, the power supply device can be operated for a longer time. For example, when the amount of remaining fuel in the power supply is low, the power supply can be operated for a long time by controlling the critical load with the minimum line that can suppress the occurrence of health damage to the disaster victims at the disaster prevention base. can do.

  According to the present invention configured as described above, it is possible to suppress the occurrence of the health damage of the disaster victim at the disaster prevention base and to operate the power supply device included in the disaster prevention base for a long time when the voltage of the power system is abnormal due to the disaster. A power supply system can be provided.

It is a schematic diagram which shows the structure of the power supply system of this embodiment. It is a functional block diagram which shows the function of the control apparatus of the embodiment. 3 is a time chart illustrating a basic voltage compensation operation of the power supply system according to the embodiment. It is a figure which shows an example of the operation | movement pattern of the air conditioning equipment of the embodiment. It is a logic circuit diagram which shows the conditions for the power supply system of the embodiment to perform a voltage compensation operation | movement in disaster mode. It is a flowchart explaining the voltage compensation operation | movement in the mode at the time of a disaster of the power supply system of the embodiment.

  Hereinafter, an embodiment of a power supply system 100 according to the present invention will be described with reference to the drawings.

  As shown in FIG. 1, the power supply system 100 according to the present embodiment is disposed in a disaster prevention base 300 such as a public hall having a load 301 fed from an electric power system 200 and a power supply device 302 that feeds the load 301. Yes, a voltage compensation operation for compensating for a voltage abnormality of the power system 200 is performed together with the power supply device 302 already installed in the disaster prevention base 300.

The voltage compensation operation of the present embodiment has a disaster mode that compensates for a voltage abnormality of the power system 200 during a disaster, and a normal time mode that compensates for a voltage abnormality of the power system 200 during a normal time other than the disaster. The power supply system 100 is communicably connected to a public emergency bulletin system S1 that distributes an emergency bulletin such as the occurrence of an earthquake via the external network X, and can receive the emergency bulletin. And when voltage abnormality arises in the electric power grid | system 200, it is comprised so that a voltage compensation operation | movement may be performed in the mode at the time of a disaster or a normal time mode according to whether the emergency early warning is received.
Hereinafter, the power supply system 100 will be described by taking a generator as an example of the power supply device 302.

<Basic configuration>
Specifically, the power supply system 100 includes, for example, a power storage device 2 such as a storage battery, for example, a bidirectional power conversion device 3 that converts DC power of the power storage device 2 into AC power and supplies the AC power to a load 301, a load 301, And a control device 4 that controls the machine 302 and the power conversion device 3 to perform a voltage compensation operation.

  The basic voltage compensation operation of the power supply system 100 together with the basic functions of the control device 4 will be described below with reference to FIGS. The basic voltage compensation operation is a voltage compensation operation in the normal time mode when a voltage abnormality occurs in the power system 200 and no emergency warning is received.

<Basic voltage compensation operation>
When the system voltage on the power system 200 side becomes equal to or lower than the set value, the operation control unit 41 of the control device 4 operates the circuit breaker and disconnects from the power system 200. Then, the power conversion device 3 is activated to convert the DC power of the power storage device 2 into AC power and supply it to the load 301.

  In addition, the operation control unit 41 activates the generator 302 and supplies AC power from the generator 302 to the load 301 instead of the power storage device 2 when the output voltage of the generator 302 is stabilized. Before this switching, the operation control unit 41 controls the power converter 3 to synchronize AC power output from the power converter 3 with AC power output from the generator 302.

  After switching from the power storage device 2 to the power generator 302, the operation control unit 41 controls the power conversion device 3 to convert AC power from the power generator 302 into DC power and charge the power storage device 2.

  When the system voltage on the power system 200 side returns to normal, the operation control unit 41 controls the power conversion device 3 to convert the DC power of the power storage device 2 into AC power and supplies it to the load 301. At this time, the generator 302 is in a no-load operation.

  Then, the operation control unit 41 controls the power conversion device 3 to synchronize the AC power output from the power conversion device 3 with the AC power from the power system 200.

  Thereafter, the operation control unit 41 stops the power generator 302 and stops the power converter 3. Thereby, AC power is supplied to the load 301 from the power system 200.

<Voltage compensation operation in disaster mode>
In addition to the above basic configuration, the power supply system 100 according to the present embodiment, in addition to the basic configuration described above, performs emergency compensation information reception unit 42 that receives emergency bulletin information from the emergency bulletin system S1 and predetermined disaster prevention base 300. The disaster prevention base information acquisition unit 43 that acquires disaster prevention base information that is information, the operation pattern storage unit 44 that stores operation pattern data indicating the operation pattern of the air conditioning equipment, and the air conditioning equipment among the loads 301 of the disaster prevention base 300 An important load control unit 45 for controlling the important load 301a, and a power supply device analysis unit 46 for analyzing the state of the generator 302. The functions of these units are exhibited by the control device 4.
Hereinafter, the function of each part will be described with reference to FIG.

  The emergency bulletin receiving unit 42 automatically and constantly receives emergency bulletins related to the area where the disaster prevention base 300 is located via the Internet or artificial satellites. Upon receiving the emergency bulletin, a disaster occurrence signal indicating that a disaster has occurred in the area where the disaster prevention base 300 is located is transmitted to the disaster prevention base information acquisition unit 43, the important load control unit 45, and the power supply device analysis unit 46. It is configured as follows.

  The emergency bulletin receiving unit 42 may receive all types of emergency bulletins distributed from the emergency bulletin system S1, or receive only one or a plurality of arbitrary types of emergency bulletins set by the user. You may do it. For example, it may be set so that only emergency bulletins relating to earthquakes and tsunamis are received and emergency bulletins relating to missile launches from other countries are not received.

  The emergency bulletin receiving unit 42 may also receive the emergency bulletin according to the level of importance of the emergency bulletin distributed from the emergency bulletin system S1. The level of importance of the emergency bulletin may be arbitrarily set by the user. For example, when the emergency bulletin is related to an earthquake, only the emergency bulletin notifying that the maximum seismic intensity is 6 or more may be received.

  The disaster prevention base information acquisition unit 43 acquires the disaster prevention base information from the sensor 303 installed in the disaster prevention base 300 and the weather observation system S1 connected via the external network X, and loads the acquired disaster prevention base information as an important load. It transmits to the control part 45. The disaster prevention base information acquisition unit 43 is configured to start to exhibit its function when receiving a disaster occurrence signal from the emergency bulletin reception unit 42.

  The disaster prevention base information includes, for example, the location of the disaster prevention base 300, outdoor temperature, outdoor humidity, weather information such as sunshine hours, wind speed, and precipitation probability of the area where the disaster prevention base 300 is located, and external environment information related to seasons and time zones, etc. , The indoor temperature of the disaster prevention base 300, the indoor humidity, the number of people that can be accommodated, the number of victims in the disaster prevention base 300, gender, body temperature, and the like. Moreover, disaster information such as information indicating the current state of disaster in the area where the disaster prevention base 300 is located, information indicating the range, scale, and level of the disaster may be included.

  In the present embodiment, a temperature sensor that measures the outdoor temperature is installed on the ceiling or outer wall of the disaster prevention base 300, and a human sensor that can detect the radiation temperature from a person and know the position and number of people is the disaster prevention base 300. It is installed in the room. The disaster prevention base information acquisition unit 43 is configured to acquire information related to the outdoor temperature of the disaster prevention base 300 from the temperature sensor, and to acquire information related to the presence or absence of disaster victims in the disaster prevention base 300 and the number of people from the human sensor. The acquired information is transmitted to the important load control unit 45.

  The operation pattern data stored in the operation pattern storage unit 44 includes data related to a plurality of operation patterns of the air conditioning equipment. This operation pattern data shows the operation pattern of the air-conditioning equipment corresponding to 1 type or multiple types of disaster prevention base information. The operation pattern of the air conditioning equipment defines, for example, the target temperature, the target humidity, the wind speed, the wind direction, the number of units operated, the operation start time, the operation end time, etc. of the air conditioning equipment.

  The operation pattern of the air-conditioning equipment indicated by each operation pattern data is such that, in the situation of the disaster prevention base 300 indicated by the disaster prevention base information, the power consumption is minimized as much as possible while suppressing the occurrence of health damage to the victims in the disaster prevention base 300. Is set to That is, the generator 302 can be operated for as long as possible by controlling the air conditioning equipment according to the operation pattern.

  The operation pattern data stored in the operation pattern storage unit 44 may be set individually for each disaster prevention base 300 where the power supply system 100 is installed.

  The operation pattern data includes fuel consumption data indicating the fuel consumption (L / h) per unit time of the generator 302 when operating the air conditioning equipment with each operation pattern.

  An example of information indicated by the operation pattern data is shown in FIG. As shown in FIG. 4, the operation patterns A to C of the air conditioning equipment corresponding to the outdoor temperature of the disaster prevention base 300 and the number of disaster victims in the disaster prevention base 300 are set here. In each operation pattern, a temperature coefficient for determining the target temperature and a fuel consumption amount of the generator 302 when the air conditioning equipment is operated in each operation pattern are set in advance.

  The important load control unit 45 receives the disaster prevention base information from the disaster prevention base information acquisition unit 43, and controls the air conditioning equipment based on the disaster prevention base information. More specifically, the important load control unit 45 refers to the operation pattern storage unit 44, selects the operation pattern of the air conditioning facility corresponding to the received disaster prevention base information, and selects the air conditioning facility based on the selected operation pattern. It is something to control. The important load control unit 45 also transmits fuel consumption amount data related to the selected operation pattern to the power supply device analysis unit 46. The important load control unit 45 is configured to start to exhibit its function when receiving a disaster occurrence signal from the emergency early warning receiving unit 42.

  In this embodiment, the important load control unit 45 is configured to receive, from the disaster prevention base information acquisition unit 43, information on the presence and number of disaster victims in the disaster prevention base 300 and information on the outdoor temperature of the disaster prevention base 300. ing. For example, in the received disaster prevention base information, when the outdoor temperature t of the disaster prevention base 300 is 27 ° C. and the number of disaster victims in the disaster prevention base 300 is 80, the important load control unit 45 operates. With reference to the pattern storage unit 44, the operation pattern C is selected as the operation pattern of the air conditioning equipment. Based on the operation pattern C, the air conditioning equipment is controlled. More specifically, control is performed so that the target temperature of the air conditioning equipment is set to 25 ° C. (= 27 ° C. × 0.93). Then, the fuel consumption data (90 L / h) in the operation pattern C is transmitted to the power supply device analysis unit 46.

  The power supply device analysis unit 46 analyzes the state of the generator 302. More specifically, the remaining operation time of the generator 302 is calculated based on the remaining fuel amount of the generator 302 and the fuel consumption amount of the air conditioning equipment. When receiving a disaster occurrence signal from the emergency early warning receiving unit 42, the power supply device analyzing unit 46 is configured to start to perform its function.

  The power supply system 100 of the present embodiment includes a remaining fuel amount detection unit 5 that detects the remaining fuel amount of the generator 302. Specifically, the remaining fuel amount detection unit 5 is a camera that images a control panel provided with a fuel meter of the generator 302. The power supply device analysis unit 46 acquires image data transmitted from the camera, recognizes the fuel meter of the generator 302 from the image data, and calculates the remaining fuel amount. Then, the remaining operation time of the generator 302 is calculated from the fuel remaining amount and the fuel consumption received from the important load control unit 45.

  The camera that is the remaining fuel amount detection unit 5 may be a normal CCD camera or CMOS camera, an infrared camera, an ultraviolet camera, or the like. Further, the camera may capture a moving image or may capture a still image. If a still image is to be captured, the control panel is periodically captured at predetermined time intervals. Here, the camera and the control device 4 are connected so as to be communicable by wire or wirelessly.

  The power supply device analysis unit 46 also transmits the calculated remaining operation time of the generator 302 as remaining operation time data to the user terminal 6 owned by the user of the power supply system 100 by wire or wireless. The user terminal 6 is a personal computer, a tablet, a smart phone, a mobile phone, or the like, for example. The power supply device analysis unit 46 may continuously transmit the remaining operation time data to the user terminal 6 or may transmit intermittently at a predetermined frequency. Further, the remaining operation time data may be transmitted only when the remaining operation time indicated by the remaining operation time data falls below a predetermined value.

  As shown in the logic circuit diagram of FIG. 5, the power supply system 100 of the present embodiment configured as described above has a voltage abnormality in the power system 200 (that is, the system voltage of the power system 200 is less than or equal to a set value). If the emergency early warning receiving unit 42 has received the emergency early warning, the voltage compensation operation is executed in the disaster mode. In the disaster mode, the important load control unit 45 and the power supply device analysis unit 46 control the air conditioning equipment and transmits the remaining operation time of the generator 302 to the user terminal 6 based on the flowchart shown in FIG.

(S1: Detect victims?)
The disaster prevention base information acquisition unit 43 determines whether there is a victim in the disaster prevention base 300 from the data transmitted from the human sensor installed in the room of the disaster prevention base 300.

(S2: Obtain the number of victims and outdoor temperature)
In S <b> 1, when it is determined that there is a disaster victim in the disaster prevention base 300, the disaster prevention base information acquisition unit 43 uses the data transmitted from the human sensor installed in the disaster prevention base 300 to the victim in the disaster prevention base 300. Detect the number of people. Furthermore, the outdoor temperature of the disaster prevention base 300 is acquired from the temperature sensor installed on the outer wall of the disaster prevention base 300.

(S3: Determine the operation pattern of the air conditioning equipment and start operation)
The important load control unit 45 refers to the operation pattern storage unit 44 based on the number of disaster victims in the disaster prevention base 300 acquired in S2 and the outdoor temperature of the disaster prevention base 300. Select. And based on the selected operation | movement pattern, the target temperature of the air-conditioning equipment in the disaster prevention base 300 is determined, and a driving | operation is started.

(S4: Calculate remaining generator operating time)
The power supply analyzer 46 acquires image data transmitted from a camera that captures the control panel of the generator 302, recognizes the fuel meter of the generator 302 from the image data, calculates the remaining fuel amount, and Data regarding the fuel consumption of the generator 302 is acquired from the important load control unit 45. Then, the remaining operation time of the generator 302 is calculated from the calculated remaining fuel amount and the acquired fuel consumption.

(S5: The remaining driving time is transmitted to the user terminal 6)
The power supply device analysis unit 46 transmits the calculated remaining operation time of the generator 302 to the predetermined user terminal 6 as a message, and the display of the user terminal 6 displays the remaining operation time.

(S6: Is the system voltage normal?)
The operation control unit 41 determines whether the system voltage on the power system 200 side has returned to normal. When the system voltage on the power system 200 side is not normal, S1 to S5 are repeated. When the system voltage returns to normal, the disaster mode is terminated.

<Effect of this embodiment>
According to the power supply system 100 of the present embodiment configured as described above, when the voltage compensation operation is performed in the disaster mode, the important load control unit 45 includes the number of disaster victims in the disaster prevention base 300 and the outdoor of the disaster prevention base 300. Since the temperature is acquired, the operation pattern of the air conditioning equipment 301a is selected based on the acquired information, and the air conditioning equipment 301a is controlled based on this operation pattern, so that the occurrence of health damage to the victims in the disaster prevention base 301 is suppressed. However, it can suppress that the fuel consumption of the generator 302 by the air-conditioning equipment 301a becomes larger than necessary. That is, this operation pattern is set in advance so that the power consumption is minimized as much as possible while suppressing the occurrence of the health damage of the disaster victim in the disaster prevention base 300 in the situation of the disaster prevention base 300 indicated by the acquired disaster prevention base information. Therefore, the generator 302 can be operated for a long time.

  The power supply system 100 performs the voltage compensation operation in the disaster mode when the system voltage of the power system 200 is equal to or lower than the set value and the emergency early warning receiving unit 42 receives the emergency early warning. Therefore, the voltage compensation operation can be quickly executed in the disaster mode. As a result, the amount of fuel consumed by the air conditioning equipment 301a can be suppressed, and the power supply device 302 can be operated for a longer time.

  Moreover, since the power supply device analysis unit 46 calculates the remaining operation time of the generator 302 and transmits this to the user terminal 6, the user repeatedly checks the remaining fuel amount of the generator 302. There is no need to go to the site. Further, fuel can be replenished to the generator 302 in a timely manner, and fuel shortage can be prevented.

  The present invention is not limited to the above embodiment.

  In the above embodiment, the power supply device analysis unit 46 transmits data related to the remaining operation time of the generator 302 to the user terminal 6, but is not limited to this. In another embodiment, data relating to the remaining fuel amount of the generator 302 may be transmitted to the user terminal 6.

The important load control unit 45 may be configured to acquire the generator information related to the state of the generator 302 analyzed by the power supply device analysis unit 46 and control the air conditioning equipment based on the generator information.
In this case, for example, the operation pattern data stored in the operation pattern storage unit 44 includes the operation pattern of the air conditioning equipment corresponding to one or more types of disaster prevention base information and one or more types of generator information. It may be shown. The generator information is, for example, information related to the remaining amount of fuel in the generator 302, the remaining operation time of the generator 302, the presence or absence of an abnormality in the generator 302, and the like.

  In the above embodiment, the power generator 302 is exemplified as a power generator, but is not limited thereto. Any other power generation device that operates on fuel may be used.

  In the embodiment, the sensor 303 installed in the disaster prevention base 300 is a human sensor and a temperature sensor, but is not limited thereto. Any device can be used as long as it can sense the disaster prevention base information described above. For example, a Doppler sensor, a humidity sensor, an open / close sensor such as a door, a camera, an infrared camera, an ultraviolet camera, a thermocouple, or the like may be used.

  In the embodiment, the important load 301a is an air conditioning facility, but is not limited thereto. For example, it may be a lighting facility, a window opening / closing device, a blower facility, a refrigerator, an air purifier, a water filter, an alarm facility such as a fire alarm, a communication facility, or the like.

  In addition, it goes without saying that the present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the spirit of the present invention.

DESCRIPTION OF SYMBOLS 100 ... Power supply system 200 ... Electric power system 300 ... Disaster prevention base 301 ... Load 301a ... Important load 302 ... Power supply device 42 ... Emergency early warning receiver 43 ... Disaster prevention base information Acquisition unit 45 ・ ・ ・ Important load control unit X ・ ・ ・ Network S1 ・ ・ ・ Emergency breaking news system

Claims (7)

A power supply system that is disposed in a disaster prevention base having a load fed from a power system and a power supply device that feeds the load, and performs a voltage compensation operation that compensates for a voltage abnormality of the power system,
An important load control unit for controlling an important load among the loads;
A disaster prevention base information acquisition unit for acquiring disaster prevention base information, which is predetermined information about the disaster prevention base,
The voltage compensation operation has a disaster mode for compensating voltage abnormality of the power system at the time of disaster,
In the disaster mode, the important load control unit controls the important load based on the disaster prevention base information. From an external network that is communicably connected, further comprising an emergency bulletin receiving unit that receives an emergency bulletin about the area where the disaster prevention base is located,
2. The power supply system according to claim 1, wherein the voltage compensation operation is performed in a disaster mode when the system voltage of the power system is equal to or lower than a set value and the emergency early warning receiving unit receives the emergency early warning. The disaster prevention base information includes the location of the disaster prevention base, outdoor temperature, outdoor humidity, external environment information relating to the sunshine hours, wind speed, precipitation probability, etc. of the area where the disaster prevention base is located, and the indoor temperature and indoor humidity of the disaster prevention base. , The number of people who can be accommodated, the number of victims at the disaster prevention base, gender, internal environment information related to body temperature, etc.
The power supply system according to claim 1 or 2, wherein the disaster prevention base information acquisition unit acquires the disaster prevention base information from at least one of a sensor and an external network provided in the disaster prevention base. An operation pattern storage unit storing operation pattern data indicating an operation pattern of the important load corresponding to the information indicated by the disaster prevention base information;
The important load control unit refers to the operation pattern storage unit, selects an operation pattern corresponding to the disaster prevention site information acquired by the disaster prevention site information acquisition unit, and controls the important load based on the selected operation pattern The power supply system according to claim 1. A power supply analysis unit for analyzing the state of the power supply,
The power supply system according to any one of claims 1 to 4, wherein the power supply device analyzing unit transmits a state analysis result of the power supply device to a predetermined user terminal. The power supply is a generator;
A remaining fuel amount detection unit for detecting the remaining fuel amount of the power supply device;
The power supply device analysis unit calculates a remaining operation time of the power supply device based on the remaining fuel amount detected by the remaining fuel amount detection unit and an operation state of the important load, and the remaining operation time is calculated as the remaining operation time. The power supply system according to claim 5, wherein a state analysis result is transmitted to the user terminal. The power supply system according to claim 5 or 6, wherein the important load control unit controls the important load based on an analysis result of the power supply device analysis unit.