CN212649187U - Emergency power supply system based on coupling of electric vehicle power storage array and manpower generator - Google Patents
Emergency power supply system based on coupling of electric vehicle power storage array and manpower generator Download PDFInfo
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- CN212649187U CN212649187U CN202021210571.5U CN202021210571U CN212649187U CN 212649187 U CN212649187 U CN 212649187U CN 202021210571 U CN202021210571 U CN 202021210571U CN 212649187 U CN212649187 U CN 212649187U
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Abstract
The utility model provides an emergency power supply system based on electric automobile storage array and manpower generator coupling, which comprises two power supplies of a distributed electric automobile storage array and a civil air defense manpower generator; the distributed electric automobile power storage array is connected to the input end of a double-power-supply switching device through a first inverter, the civil air defense manpower generator is directly connected to the input end of the double-power-supply switching device, and the output end of the double-power-supply switching device is connected to a multi-channel civil air defense equipment distribution box. The utility model discloses use the power battery of the electric automobile who parks in underground garage at ordinary times to constitute distributing type electric automobile power storage array for the unit group to this is basis, combines people's air defense manpower generator, constitutes a main emergency power supply system who is equipped with, can improve the power supply reliability of people's air defense engineering in wartime by a wide margin.
Description
Technical Field
The utility model relates to an emergent power supply system based on electric automobile power storage array and manpower generator coupling belongs to the emergent power supply field of building, especially civil air defense engineering power supply field.
Background
The civil air defense engineering is an underground protective building which is independently built for guaranteeing shelter of war time personnel and materials, civil air defense command and medical aid, and a basement which is built by combining ground buildings and can be used for air defense during war time. The civil air defense engineering is an important facility for preventing enemies from attacking suddenly, effectively masking personnel and materials and preserving the war potential; the method is an engineering guarantee for adhering to town battles and supporting anti-aggression wars to victory for a long time.
With the popularization of household automobiles, underground garages are mostly built in newly-built residential, office and commercial buildings, are used for parking at ordinary times and serve as civil air defense projects for shielding personnel and materials in wartime, and the underground garages are generally used as the civil air defense projects. For example, residential districts are generally provided with underground garages which are also used as civil air defense projects, and the underground garages which are used for residents to park private cars in the residential districts at ordinary times are used as civil air defense spaces sheltered by resident family members in wartime.
The civil air defense engineering is internally provided with a plurality of electric devices and facilities such as an exhaust fan, a toxin filtering fan, a decontamination water pump, illumination, evacuation indication and the like, and the civil air defense power supply ensures the normal operation of the civil air defense devices and facilities. If the civil air defense equipment and facilities are subjected to power interruption, the following adverse consequences can be caused: when the first-level electrical load is powered off in the war of civil air defense engineering, the life safety of personnel is threatened, the normal work of a communication system and an alarm system is seriously influenced, the order of the personnel is seriously disordered or panic, the living environment of the personnel is influenced, and the normal work of medical rescue engineering, air defense professional engineering, personnel masking engineering and supporting engineering is seriously influenced.
Therefore, according to the relevant specifications, in order to prevent the interruption of power supply caused by the destruction of an external power supply during the war, the primary electric load of the civil air defense engineering war is powered by at least two independent power supplies, wherein one independent power supply is a power supply inside the civil air defense engineering war and is mainly an internal power supply. The secondary electric load of civil air defense engineering during war should lead and connect regional power supply in addition to the electric power system power supply of ground building, when lead and connect regional power supply have difficulty, should set up the self-contained power supply in civil air defense engineering.
At present, a diesel generator, a UPS or an EPS power battery pack is generally adopted as a standby power supply in civil air defense engineering. However, the diesel generating set has the following problems: the energy efficiency is lower, and the oil reserve is limited, and duration is short, and when external power supply was destroyed in wartime, the civil air defense engineering power supply had higher outage risk if only relied on diesel generator single power supply. In addition, the dependence of petroleum in China on the outside is high, once wars occur, military and civil petroleum supply is very short, the difficulty in supplying high-quality diesel oil to a large number of civil air defense projects is very high, and the difficulty in filling the diesel oil in time after an oil tank is exhausted is high, so that the reliability of a diesel oil supply system is reduced. The UPS or EPS power battery pack power supply has the following problems: the UPS or EPS power battery pack has high manufacturing cost and small storage capacity; the EPS and UPS self-contained power supply equipment specially designed for supplying power to the primary and secondary electric loads in wartime is not generally installed at ordinary times, only wiring and installation positions are reserved, the time requirement for installing the EPS and UPS self-contained power supply equipment for a large number of civil air defense projects in wartime is long, and the situations of insufficient supply or long supply period are easy to occur.
In view of the above, there is a need to develop a power supply system that can meet the power supply requirements of the first and second-stage electrical loads during civil air defense engineering war.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an emergent power supply system based on electric automobile power storage array and manpower generator coupling to park the power battery of the electric automobile in underground garage at ordinary times and constitute electric automobile power storage array for the unit, use this as the basis, combine the manpower generator, constitute a main emergent power supply system who is equipped with, with the power supply reliability who improves the civil air defense engineering.
In order to achieve the purpose, the utility model provides an emergency power supply system based on electric automobile power storage array and manpower generator coupling, which comprises two power supplies of a distributed electric automobile power storage array and a civil air defense manpower generator; the distributed electric automobile power storage array is connected to the input end of a double-power-supply switching device through a first inverter, the civil air defense manpower generator is directly connected to the input end of the double-power-supply switching device, and the output end of the double-power-supply switching device is connected to a multi-channel civil air defense equipment distribution box.
Further, distributed electric automobile power storage array is including arranging the multiunit power battery in a plurality of electric automobile in, each group power battery is connected to and charges and receives the electric crane span structure through charging the socket and charging and receiving the electric pile, charge receive the electric crane span structure and be connected to electric automobile respectively charge the switch board with first dc-to-ac converter.
Furthermore, the electric vehicle charging power distribution cabinet is connected to the charging electric bridge frame through a remote control isolating switch.
Furthermore, a civil air defense power supply monitoring device is connected between the input end and the output end of the double power supply switching device.
Furthermore, the civil air defense power supply monitoring device is connected to each of the two power supplies through a remote control isolating switch.
Furthermore, each way of civil air defense equipment distribution box is connected to the output end of the double-power-supply switching device through a remote control isolating switch.
Furthermore, an emergency ventilator is arranged in the installation space of the manpower generator, and a canister is arranged at an outdoor air inlet of the emergency ventilator.
Further, an oxygen monitor and CO are arranged in a placing chamber of the manpower generator2Monitor for monitoring oxygen concentration and CO in the human power generator room2Concentration, when the oxygen concentration in the manpower generator chamber is lower than the preset value or CO2Oxygen monitor or CO at concentrations above a predetermined value2The monitor sends out alarm signal, reminds personnel to evacuate and take a rest and ventilate.
Further, a nuclear radiation monitor is arranged in a placing chamber of the manpower generator and used for monitoring a nuclear radiation value caused by radioactive dust; when the nuclear radiation exceeds the standard, the nuclear radiation monitor sends an alarm signal to remind people to evacuate and ventilate.
And furthermore, radiation temperature sensors are respectively arranged right above the power batteries of each group and used for monitoring the temperature of the power batteries during charging, and when the temperature exceeds the limit, the power batteries are automatically disconnected from the charging and receiving pile and an alarm is given out.
By the technical scheme, the power battery of the electric vehicle parked in the underground garage at ordinary times is used as a unit to form the distributed electric vehicle power storage array, and on the basis, the civil air defense manpower generator is combined to form a main civil air defense engineering power supply system for wartime, so that the power supply reliability of the civil air defense engineering for wartime can be greatly improved.
Drawings
Fig. 1 is an electrical schematic diagram of an embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the drawings and specific embodiments so that those skilled in the art can practice the invention.
As shown in fig. 1, an embodiment of the emergency power supply system based on coupling of the electric vehicle power storage array and the human power generator of the present invention includes two power sources, namely, a distributed electric vehicle power storage array and a civil air defense human power generator; the distributed electric automobile power storage array is connected to the input end of a double-power-supply switching device through a first inverter, the civil air defense manpower generator is directly connected to the input end of the double-power-supply switching device, and the output end of the double-power-supply switching device is connected to a multi-channel civil air defense equipment distribution box. The dual power supply switching device can be manually or automatically switched between two power supplies.
Civil air defense engineering is generally an underground garage at ordinary times, and a plurality of parking spaces are arranged inside the civil air defense engineering. Along with the continuous increase of electric automobile holding capacity, the electric automobile in the underground garage is more and more, under the ideal condition, has all stopped electric automobile on every parking stall, and every parking stall all is equipped with electric automobile and charges and receive the electric pile concurrently. Under the condition of wartime, in order to avoid the danger of air attack, residents in a community are concentrated in an underground garage which also serves as a civil defense project to be shielded, and electric automobiles are generally left unused in the underground garage. In wartime, the inlet wire of the civil air defense power supply of the low-voltage distribution room as a municipal power supply system is easy to damage, and a reliable standby power supply must be provided for civil air defense engineering electric equipment so as to ensure the normal operation of the civil air defense engineering electric equipment and ensure the safety guarantee of personnel and materials sheltered in the civil air defense engineering. The power batteries dispersed in the plurality of electric vehicles are electrically connected to form a distributed electric vehicle power storage array, so that the power storage array has considerable power supply capacity, and a power supply can be switched to the distributed electric vehicle power storage array through a dual-power switching device when the civil air defense power supply incoming line of a low-voltage distribution room is powered off. Because the distributed electric automobile power storage array outputs direct current, the direct current needs to be inverted into alternating current through the first inverter to supply power to the civil air defense engineering electric equipment. The residual electric quantity of the distributed electric automobile power storage array can be monitored in real time, and when the residual electric quantity is lower than a set value, the power supply can be switched to the manual-protection generator through the dual-power switching device. Two paths of power supplies are mutually standby, so that the reliability and the durability of emergency power supply are greatly improved.
In an embodiment of the present invention, the distributed electric vehicle power storage array includes a plurality of groups of power batteries disposed in a plurality of electric vehicles, each group of the power batteries is connected to the charging and receiving bridge through the charging and receiving socket and the charging and receiving pile, the charging and receiving bridge is connected to the electric vehicle charging power distribution cabinet and the first inverter respectively.
Specifically, the power battery of each electric vehicle corresponds to the charging and receiving pile on one parking space, and each group of power batteries is connected to the charging and receiving pile through the charging and receiving socket and is connected to the charging and receiving bridge through the charging and receiving pile. The charging and receiving bridge frame is equivalent to a power bus, on one hand, the charging and receiving bridge frame is used as a power supply bus when a power battery is charged, and a municipal power supply from the electric vehicle charging power distribution cabinet is transmitted to the charging and receiving pile to charge the battery; on the other hand, the power supply bus serves as a power supply bus when the municipal power supply is powered off, and the electric energy stored in the power battery is supplied to the civil air defense engineering electric equipment through the first inverter. Therefore, on the basis of the original power battery charging powered equipment, the power supply of the civil air defense engineering power equipment by the distributed electric automobile power storage array can be realized only by adding the inverter, the line transformation is simple, the original line cannot be damaged, the peacetime and war combination is realized, and the cost is low.
The utility model discloses an embodiment, electric automobile charges the switch board and is connected to through the remote control isolator fill the electric bridge frame. Like this, when the unable normal during operation of municipal power supply during the wartime, accessible remote control isolator disconnection electric automobile charges at ordinary times the switch board that charges of usefulness and charges the electrical connection who receives the electric bridge frame to the disconnection and the electric connection of the power battery in the distributed electric automobile power storage array, the circumstances that power battery both charged and supplied power appears when preventing that municipal power supply from resuming the power supply, improve the security and the stability of supplying power.
The utility model discloses an in the embodiment, be connected with people's air defense power monitoring device between dual power switching device's input and output.
As shown in fig. 1, the civil air defense power supply monitoring device has two incoming lines and one outgoing line, and the two incoming lines and the one outgoing line are respectively and correspondingly connected to two power supplies at the input end of the double power supply switching device and a civil air defense power supply line at the output end of the double power supply switching device. The civil air defense power supply monitoring device can automatically switch the double power supply switching device and can alarm and record fault information of the double power supply switching device, such as open circuit, short circuit, overvoltage, undervoltage, phase failure, overcurrent (overload) and the like.
It should be noted that, the dual power switching device and the civil air defense power monitoring device can both adopt the prior art, and the working principle thereof is not described in detail here.
The utility model discloses an embodiment, the people's air defense power monitoring device is connected to through the remote control isolator respectively in two way powers each way, each way the people's air defense equipment block terminal is connected to through the remote control isolator respectively double power supply change-over device's output. Therefore, the remote control isolating switch can be controlled to be turned on or off remotely under the control of the civil air defense power supply monitoring device, so that each power supply can be switched remotely, and convenience is provided for comprehensive remote scheduling of limited power. The remote control of the remote-control isolating switch can adopt the prior art, and the working principle of the remote-control isolating switch is not described in detail here.
In an embodiment of the utility model, be equipped with emergency ventilator in manpower generator's the installation space, emergency ventilator's outdoor air intake department is equipped with the canister. When the emergency ventilator is started, filtered and disinfected clean air can be introduced from the outside to be supplied to the power generation personnel in the manual generator room for breathing, so that the health of the power generation personnel is ensured, and safety guarantee is provided for continuous power generation through manual cranking or pedaling in wartime.
The utility model discloses an in the embodiment, each group power battery is equipped with radiation temperature sensor directly over respectively for the temperature when monitoring power battery and charging, when this temperature overruns automatic cutout power battery with the electric connection of the pile that receives electricity and charge and send out the police dispatch newspaper. The surface temperature of the power battery rises abnormally to cause fire during charging, and the charging loop of the power battery with the abnormally raised temperature can be cut off in time through temperature monitoring, so that the normal charging of other groups of power is not influenced, the potential safety hazard is avoided, the normal supplement of electric energy of the power storage array of the distributed electric automobile can be ensured, and the safe and stable operation of the power supply is facilitated.
In one embodiment of the present invention, the chamber for accommodating the manpower generator is provided with an oxygen monitor and a CO monitor2Monitor for monitoring oxygen concentration and CO in the human power generator room2Concentration, when the oxygen concentration in the manpower generator chamber is lower than the preset value or CO2Oxygen monitor or CO at concentrations above a predetermined value2The monitor sends out alarm signal, reminds personnel to evacuate and take a rest and ventilate. At the moment, the power supply of the manpower generator is stopped through the double-power-supply switching device, the power supply is switched to other power supplies, and the normal power supply of the civil air defense engineering electric equipment which influences the existence, such as ventilation equipment, is ensured.
In one embodiment of the present invention, a nuclear radiation monitor is disposed in the housing chamber of the human-powered generator for monitoring the nuclear radiation value caused by the radioactive dust. When the nuclear radiation exceeds the standard, the nuclear radiation monitor sends an alarm signal to remind people to evacuate and ventilate. At the moment, the power supply of the manpower generator is stopped through the double-power-supply switching device, the power supply is switched to other power supplies, and the normal power supply of the civil air defense engineering electric equipment influencing the existence, such as ventilation equipment and evacuation indicator lamps, is ensured.
In one embodiment of the present invention, a temperature and humidity monitor, an oxygen monitor, a toxic and harmful gas monitor and a CO monitor are disposed in the civil air defense engineering2Monitor for the case of substandard humiture, too low oxygen concentration, excessive toxic and harmful gas and CO2And when the environment is deteriorated and is not suitable for human survival, the alarm signal is sent out. After receiving the alarm signal, the civil air defense power monitoring device carries out forced ventilation, heating or cooling on civil air defense projects until the temperature and humidity monitor, the oxygen monitor, the toxic and harmful gas monitor and the CO monitor2The corresponding parameter monitored by the monitor returns to a normal level.
The utility model discloses an emergent power supply system's above-mentioned embodiment's based on electric automobile power storage array and manpower generator coupling concrete operating mode can carry out nimble adjustment according to actual conditions to can guarantee the key consumer of civil air defense engineering, as the principle of the effective safe power supply that lasts of one-level power consumption load. Some main operation conditions are listed below to further describe the technical solutions of the above embodiments of the present invention in more detail.
Preparing working conditions:
when a war alarm is issued, the civil air defense works to prepare for the war. At the moment, the electric automobile rapidly returns to the parking space, and the charging and receiving pile is connected with an electric automobile power battery arranged in the electric automobile through a charging and receiving socket.
The operation working condition 1: distributed electric automobile power storage array circulation power supply
Part municipal power supply is destroyed or is influenced unable power supply under this operating mode, leads to municipal power supply to be in intermittent type power supply state. In the interval when the municipal power supply stops supplying power, the distributed electric automobile power storage array and the double-power-supply switching device are used for supplying power to the civil air defense power supply line and the civil air defense equipment, and the civil air defense manpower generator does not work. When the municipal power is restored, the power batteries of the electric vehicles in the distributed electric vehicle power storage array are fully charged for the next use. When the power battery of the electric vehicle is charged, the off-peak electricity time period is preferably adopted, so that the electricity cost is saved, and the electricity generation efficiency of the electricity generation facility is improved from the national power grid angle.
The operation working condition 2: working condition of manpower power generation and supply
And when the residual electric energy stored in the distributed electric automobile power storage array is less than or equal to 20%, starting the working condition of manpower power generation and power supply. Under this operating mode, personnel get into manpower generator room, adopt hand or pedal mode operation manpower generator electricity generation, supply with the operation of civil air defense equipment. At the moment, only key equipment such as a civil air defense ventilator and the like which influence the survival of personnel operates, the lowest lighting requirement is maintained, and other lighting or equipment stops. When people are tired, the oxygen monitor or CO in the manpower generator room is not replaced by people2When at least 1 alarm item in the monitor or the nuclear radiation monitor is given, the power generation is stopped, and personnel evacuate from the manpower generator room. Starting operation working condition 3 to supply power to the emergency ventilator to ventilate the manual generator room, and waiting for the oxygen monitor and CO in the manual generator room2And after the parameters of the monitor and the nuclear radiation monitor reach the standard, the personnel returns to the manual generator room, and stops operating the working condition 3 to perform manual power generation.
Operating condition 3: working condition of emergency power supply for rest of personnel
As oxygen monitor or CO in the chamber of a manpower generator2Stopping the manual power generation when at least 1 alarm is given out in the monitor and the nuclear radiation monitor, evacuating personnel from the manual power generator room, starting the operation condition 1, starting the emergency ventilator in the manual power generator room for ventilation, and waiting for the oxygen monitor or CO in the manual power generator room2And stopping operating the working condition 3 after the parameters of the monitor and the nuclear radiation monitor reach the standard.
The operation condition 4 is as follows: survival environment improved emergency power supply working condition
When the temperature and humidity in civil air defense engineering are not suitable, the oxygen concentration is too low, or a toxic and harmful gas monitor exceeds the standard or CO2When the standard exceeds the standard, a temperature and humidity monitor, an oxygen monitor, a toxic and harmful gas monitor and CO2The detector may issue an alarm signal accordingly. After receiving the alarm signal, the civil air defense power supply monitoring device can switch and control the double power supplies, and selects a feasible power supply working condition to supply power to the civil air defense ventilation equipment when the alarm occurs according to the priority sequence of the working condition 1 to the working condition 2。
The utility model discloses following beneficial effect has:
1. the power supply is provided with two power supplies, the power supply reliability is obviously improved, when one power supply fails, the power supply can still be normally supplied, and serious loss caused by power failure of civil air defense equipment and facilities is avoided.
2. The civil air defense engineering civil air defense system is provided with two power supplies for power supply, 2 internal power supplies are arranged in the civil air defense engineering, the civil air defense engineering civil air defense engineering civil air defense construction civil air defense.
3. The electric vehicle power batteries of the civil electric vehicle are utilized to form the distributed electric vehicle power storage array, investment does not need to be increased, the electric vehicle power storage array is fast to put into use, the number of the batteries is large, the power supply amount is large, the batteries are distributed, and the overall power supply cannot be influenced when the individual power batteries or the charging and receiving electric piles break down. And the power battery of the electric vehicle, the electric vehicle and the charging and receiving pile are combined in peacetime and war time, so that the capital and resources are saved, EPS and UPS self-contained power supply equipment does not need to be installed in wartime, and the situation that the installation cannot be caused by insufficient supply or long supply period is not easy to happen.
4. By adopting the mode of the distributed electric automobile power storage array and the manpower power generation, the defect that the diesel generator is dependent on diesel oil to work and generate power, which is easy to cause power supply interruption due to insufficient diesel oil supply is overcome, a multi-energy complementary system is formed, the self-sustaining time of the electric equipment for the civil air defense engineering is obviously prolonged, and the survival capacity and time of personnel in the civil air defense engineering are further improved.
The utility model relates to a control software adopts prior art.
Having shown and described the basic principles, essential features and advantages of the invention, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can modify or modify the technical content disclosed above to equivalent embodiments without departing from the technical scope of the present invention, but all the simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention still belong to the technical scope of the present invention.
Claims (10)
1. The emergency power supply system based on coupling of the electric automobile power storage array and the human power generator is characterized by comprising two power supplies, namely a distributed electric automobile power storage array and a civil air defense human power generator; the distributed electric automobile power storage array is connected to the input end of a double-power-supply switching device through a first inverter, the civil air defense manpower generator is directly connected to the input end of the double-power-supply switching device, and the output end of the double-power-supply switching device is connected to a multi-channel civil air defense equipment distribution box.
2. The emergency power supply system based on coupling of electric vehicle power storage array and human-powered generator as claimed in claim 1, wherein said distributed electric vehicle power storage array comprises a plurality of groups of power batteries disposed in a plurality of electric vehicles, each group of said power batteries is connected to a charging and receiving bridge through a charging and receiving socket and a charging and receiving pile, said charging and receiving bridge is connected to an electric vehicle charging power distribution cabinet and said first inverter respectively.
3. The emergency power supply system based on electric vehicle power storage array and human power generator coupling of claim 2, wherein the electric vehicle charging power distribution cabinet is connected to the charging power bridge rack through a remote control isolation switch.
4. The emergency power supply system based on electric vehicle power storage array and human-powered generator coupling of claim 1, wherein a civil air defense power monitoring device is connected between the input end and the output end of the double power supply switching device.
5. The emergency power supply system based on electric vehicle power storage array and human power generator coupling of claim 4, wherein the civil air defense power supply monitoring device is connected to each of the two power supplies through a remote control isolating switch.
6. The emergency power supply system based on electric vehicle power storage array and human power generator coupling of claim 4, wherein each of the civil air defense device distribution boxes is connected to the output end of the dual power supply switching device through a remote control isolation switch.
7. The emergency power supply system based on the coupling of the electric vehicle power storage array and the human power generator as claimed in claim 4, wherein an emergency ventilator is arranged in an installation space of the human power generator, and a canister is arranged at an outdoor air inlet of the emergency ventilator.
8. The emergency power supply system based on electric vehicle power storage array and human-powered generator coupling of claim 1, wherein oxygen monitor and CO are provided in a housing room of the human-powered generator2Monitor for monitoring the interior of a human powered generator roomOxygen concentration and CO2Concentration, when the oxygen concentration in the manpower generator chamber is lower than the preset value or CO2Oxygen monitor or CO at concentrations above a predetermined value2The monitor sends out alarm signal, reminds personnel to evacuate and take a rest and ventilate.
9. The emergency power supply system based on electric vehicle power storage array and human-powered generator coupling of claim 1, wherein a nuclear radiation monitor is arranged in a housing chamber of the human-powered generator for monitoring a nuclear radiation value caused by radioactive dust; when the nuclear radiation exceeds the standard, the nuclear radiation monitor sends an alarm signal to remind people to evacuate and ventilate.
10. The emergency power supply system based on the coupling of the electric vehicle power storage array and the manpower generator as claimed in claim 2, wherein a radiation temperature sensor is respectively arranged right above each group of the power batteries and used for monitoring the temperature of the power batteries during charging, and when the temperature exceeds a limit, the power batteries are automatically disconnected from the charging and receiving pile and an alarm is given.
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