CN115742845A - Energy management system and method for battery replacement station - Google Patents

Abstract

The system is applied to a mobile battery replacing station, the mobile battery replacing station comprises a mobile battery station and a control platform, the mobile battery station is connected with the control platform through an electric wire, a battery replacing battery is arranged on the mobile battery station, a battery replacing robot and a control room are arranged on the control platform, the system is used for coordinately managing energy and communication of the mobile battery replacing station, and the system comprises a power supply module, a monitoring module, a transportation device and a communication module. This application will be portable trades power station, transport vechicle and charging station communication connection through communication device, monitors respectively and removes the power supply in service behavior that trades the power station and trades the electric quantity condition of battery, detects the power supply energy in advance not enough with the not enough condition of available battery of trading so that in time supply to avoid the vehicle to pile up the condition of waiting in line to trade the battery and charge, realize that the vehicle keeps coordinating unified with trading the power station.

Description

Energy management system and method for battery replacement station

Technical Field

The application relates to the technical field of power exchanging stations, in particular to a power exchanging station energy management system and method.

Background

The new energy automobile adopts unconventional automobile fuel as a power source, wherein a pure electric automobile is used as one of the new energy automobiles, the development is rapid in recent years, along with the development and the innovation of a battery technology and a charging and replacing technology, the pure electric automobile is not only limited to be applied to common civil vehicles or public transport means, more and more commercial vehicles also start to use pure electric drive, such as light trucks, heavy trucks, trailers and the like, most commercial vehicle working sites have particularity, and the commercial vehicle is combined with the characteristic that the commercial vehicle needs to continuously operate without stop, how the commercial vehicle keeps harmonious and unified with a replacing station, so that the operation efficiency is maximized, and the important research direction for the energy management of the replacing station of the commercial vehicle is provided.

At present, most of the battery replacement stations such as mine cards are fixed battery replacement stations, the distance for replacing batteries of the mine cards in the battery replacement stations is gradually increased along with the advance of the mine operation position, although a mine card driver can flexibly adjust the battery replacement time of the battery replacement stations in a district according to the relation between the battery capacity and mileage, the battery replacement stations cannot timely master the battery replacement time of each mine card, the charging time of the replaced batteries cannot be further mastered, the quantity of available batteries is insufficient, and the mine cards need to queue up to wait for the batteries to be fully charged and then replace the batteries. In addition, some companies develop and design mobile battery replacement stations, and although energy waste caused by the increase of the distance of the mine car can be effectively reduced, the energy management problem of self energy consumption and battery replacement of the battery replacement stations is still not well coordinated.

Disclosure of Invention

The present application is directed to solving, at least to some extent, one of the technical problems in the related art.

This application first aspect provides a trade power station energy management system, the system is applied to the portable power station that trades, the portable power station that trades includes mobile battery station and control platform, the mobile battery station pass through the electric wire with control platform connects, be provided with on the mobile battery station and trade electric battery, last being provided with of control platform trades electric robot and the control room, the system includes:

the power supply module is arranged on the mobile battery replacing station and used for supplying power to the mobile battery station and the control platform;

the monitoring module is respectively connected with the power supply module and the mobile battery replacement station and is used for monitoring the energy consumption of the control platform and the electric quantity of battery replacement batteries on the mobile battery station;

the transportation device is used for transporting the replacement battery station to the mobile battery replacement station by a transportation vehicle in the transportation device when the number of the replacement batteries on the mobile battery station as empty batteries meets a preset condition and the replacement batteries on the replacement battery station in the transportation device are full batteries, and transporting the mobile battery station to a charging station to charge the empty batteries;

and the communication module is used for realizing communication connection among the control platform, the transportation device and the charging station.

Optionally, the power supply module includes:

the first power supply part is arranged on the mobile battery station and used for supplying power to the battery replacement robot and the control room;

and the second power supply part is arranged in the control room and supplies power for standby, and the second power supply part supplies power for the control platform when the mobile battery station is disconnected from the control platform.

Optionally, the monitoring module includes:

the power supply monitoring part is respectively connected with the first power supply part, the second power supply part, the battery replacement robot and the control room, and the power supply monitoring part is used for monitoring energy consumption of the battery replacement robot and the control room in the operation process;

and the battery replacement monitoring part is connected with the mobile battery station and used for monitoring the electric quantity state of the battery replacement on the mobile battery station.

Optionally, the communication module comprises a communication device, a cloud server, a station segment server and a visualization system, wherein,

the communication devices are respectively arranged at the control platform, the transport vehicle and the charging station and are used for connecting the control platform, the transport vehicle and the charging station in a communication way;

the visualization system is respectively arranged on the control platform and the charging station and used for displaying data information;

the station segment server is installed in the control room.

Optionally, the first power supply part includes a first battery, and the first battery is a rechargeable lithium electronic battery.

Optionally, the second power supply portion includes an uninterruptible ups power supply and an inverter, which are electrically connected, a second battery is disposed in the ups power supply, an input voltage range of the inverter is 165-219V, and an output voltage of the inverter is 380V.

Optionally, the battery replacement monitoring part comprises a voltage detection circuit, a temperature measurement circuit and a first control box, wherein,

the mobile battery replacement station is provided with a plurality of battery positions, each battery position is provided with a group of voltage detection circuits and a group of temperature measurement circuits, the voltage detection circuits are used for detecting whether the battery positions are provided with battery replacement batteries and the electric quantity information of the arranged battery replacement batteries, and the temperature measurement circuits are used for detecting the temperature of the battery replacement batteries;

the first control box is installed on the mobile battery replacement station, connected with each battery position and connected with the control room;

the first control box receives the electric signals of the voltage detection circuit and the temperature measurement circuit, converts the electric signals into data information, and transmits the data information to the control room.

Optionally, the power supply monitoring part includes a second control box, the second control box is connected to the second power supply part, the second control box is provided with a switching circuit and an energy consumption detection device, wherein,

the energy consumption detection device is used for detecting the operation energy consumption of the battery replacing robot, when the battery replacing robot runs under load, the energy consumption detection circuit box transmits a signal to the switching circuit, and the switching circuit cuts off the power supply of the battery replacing robot.

Optionally, the control room is provided with an alarm device, the alarm device is in communication connection with the station segment server, the alarm device includes an indicator light and an alarm bell, and when an abnormal condition is monitored, the alarm device gives an alarm and records abnormal data in the station segment server.

A second aspect of the present application provides a management method applied to any one of the power conversion station energy management systems in the first aspect, including:

the power station replacing energy management system acquires the number n of available battery replacing batteries of the mobile battery station through the battery replacing monitoring part, acquires the average time T for replacing each battery replacing battery and the moving time T of the transportation device from the charging station to the mobile battery replacing station from the cloud server and the station segment server, and sends a transportation instruction to the charging station when (n-1) × T < T is met.

The beneficial effect of this application:

the mobile battery replacing station, the transport vehicle and the charging station are in communication connection through the communication device, the power supply use condition of the mobile battery replacing station and the electric quantity condition of the battery replacing battery are respectively monitored, and the conditions that the power supply energy is insufficient and the available battery replacing battery is insufficient are detected in advance so as to be supplemented in time, so that the condition that the vehicles are stacked, queued and wait for the charging of the battery replacing battery is avoided, and the vehicles and the battery replacing station are kept in coordination and unification.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a mobile swapping station according to an embodiment of the present application;

fig. 2 is a block diagram of a power conversion station energy management system according to an exemplary embodiment of the present application.

Detailed Description

Reference will now be made in detail to the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.

Fig. 1 is a schematic structural diagram of a mobile battery swapping station according to an exemplary embodiment of the present application, and the mobile battery swapping station is specifically described first and is used for providing a battery swapping service for an electric mining truck vehicle in mine operation.

The mobile battery station is connected with the control platform through an electric wire, a battery replacing battery is arranged on the mobile battery station, the battery replacing battery is a battery of a mine card, a battery replacing robot and a control room are arranged on the control platform, the battery replacing robot takes down a dead battery from the mine truck and places the dead battery on the mobile battery station, and then a fully charged battery replacing battery is grabbed from the mobile battery station and installed on the mine card truck, the control room is responsible for monitoring and controlling the battery replacing process, and the mobile battery station is powered by a direct current battery.

In addition, the parking point position of the mobile battery replacement station is changed according to the pushing of the operation position, the time for the battery replacement station to go to and return to the charging station is correspondingly changed after the parking point position is replaced every time, and in order to ensure that the engineering progress is not stopped, the mine truck can avoid the situation that the mine truck queues up to wait for battery replacement when a sufficient number of fully charged battery replacement batteries are used for replacing the battery replacement station every time.

Fig. 2 is a block diagram of a power conversion station energy management system according to an exemplary embodiment of the present application, and as shown in fig. 2, the power conversion station energy management system includes a power supply module, a monitoring module, a transportation device, and a communication module, and each module or device is described in turn.

Specifically, the power supply module includes a first power supply part and a second power supply part. As shown in fig. 1 and 2, the first power supply part is disposed on the mobile battery station, and the first power supply part is used for supplying power to the battery replacement robot and the control room, and the first power supply part includes a first battery, and the first battery is a rechargeable lithium electronic battery.

In one possible embodiment, the first power supply battery operates in a voltage range of 165-219V and in a temperature range of-40-85 deg.C.

As shown in fig. 1 and 2, the second power supply portion is disposed in the control room, the second power supply portion includes an uninterruptible ups power supply and an inverter, which are electrically connected, a second battery is disposed in the ups power supply, an input voltage range of the inverter is 165-219V, an output voltage of the inverter is 380V, when the mobile power conversion station normally works, the first power supply portion and the second power supply portion are electrically connected, the first battery of the first power supply portion outputs 380V of alternating current through the inverter, and the output alternating current is used for operating the power conversion robot and equipment in the control room.

In addition, the second power supply part supplies power for standby, the second power supply part supplies power for the control platform when the mobile battery station is disconnected from the control platform, namely when battery replacement batteries of the mobile battery station are all empty batteries and need to be replaced by new mobile battery stations or when the first power supply part is powered off accidentally due to faults.

The monitoring module is specifically explained because the power supply of the mobile battery replacement station and the full-power battery replacement quantity of the mobile battery replacement station are the key points for coordinating and managing energy.

As shown in fig. 1 and 2, the monitoring module includes a power supply monitoring portion and a battery replacement monitoring portion, wherein the power supply monitoring portion is connected to the first power supply portion, the second power supply portion, the battery replacement robot and the control room, the power supply monitoring portion is used for monitoring energy consumption during operation of the battery replacement robot and the control room, the power supply monitoring portion includes a second control box, the second control box is connected to the second power supply portion, the second control box is provided with a switching circuit and an energy consumption detection device, wherein the energy consumption detection device is used for detecting operation energy consumption of the battery replacement robot, when the battery replacement robot is in underload operation, the energy consumption detection circuit box transmits a signal to the switching circuit, and the switching circuit cuts off power supply of the battery replacement robot.

The battery replacement monitoring part is connected with the mobile battery station and used for monitoring the electric quantity state of the battery on the mobile battery station.

Specifically, the battery replacement monitoring part comprises a voltage detection circuit, a temperature measurement circuit and a first control box, wherein,

the mobile battery replacement station is provided with a plurality of battery positions, each battery position is provided with a group of voltage detection circuits and a group of temperature measurement circuits, each voltage detection circuit is used for detecting whether a battery replacement battery is arranged at the battery position and the electric quantity information of the arranged battery replacement battery, and each temperature measurement circuit is used for detecting the temperature of the battery replacement battery; the first control box is arranged on the mobile battery replacement station, connected with each battery position and connected with the control room; the first control box receives electric signals of the voltage detection circuit and the temperature measurement circuit, converts the electric signals into data information, and transmits the data information to the control room.

As shown in fig. 1 and 2, the transportation device includes a transportation vehicle and a replacement battery station, wherein the replacement battery station is identical to the mobile battery station, the number of the replacement batteries in the mobile battery station that are empty batteries meets a preset condition, and when the replacement batteries in the transportation device that are full batteries are replaced in the replacement battery station, the transportation vehicle in the transportation device transports the replacement battery station to the mobile battery station, and transports the mobile battery station to a charging station to charge the empty batteries.

Specifically, the power conversion station energy management system acquires the number n of available power conversion batteries of the mobile battery station through the power conversion monitoring part, acquires the average time T for each power conversion battery to be replaced and the moving time T of the transportation device from the charging station to the mobile power conversion station from the cloud server and the station segment server, and sends a transportation instruction to the charging station when (n-1) × T < T is met.

In one possible embodiment, nine battery positions are arranged on the mobile battery station, wherein seven battery positions are provided with fully charged battery replacement batteries, and after all seven fully charged batteries are replaced on the mine card, the replaced empty batteries need to be transported back to a charging station for charging.

As shown in fig. 1 and fig. 2, the communication module includes a communication device, a cloud server, a station segment server, and a visualization system, wherein the communication device is respectively disposed at the control platform, the transportation vehicle, and the charging station, and communicatively connects the control platform, the transportation vehicle, and the charging station; the visualization system is respectively arranged on the control platform and the charging station and is used for displaying data information; the station server is installed in the control room.

In addition, the control room in the embodiment of the application is provided with an alarm device, the alarm device is in communication connection with the station server, the alarm device comprises an indicator light and an alarm bell, when the abnormal condition is monitored, the alarm device gives an alarm, and abnormal data are recorded in the station server.

The mobile battery replacing station, the transport vehicle and the charging station are in communication connection through the communication device, the power supply use condition of the mobile battery replacing station and the electric quantity condition of the battery replacing battery are respectively monitored, the condition that the power supply energy source is insufficient and the battery replacing battery is insufficient can be detected in advance so as to be supplemented in time, therefore, the condition that the vehicle is accumulated, queued and waits for the charging of the battery replacing battery is avoided, and the vehicle and the battery replacing station are kept harmonious and unified.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In this application, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although the above embodiments have been shown and described, it should be understood that they are exemplary and should not be construed as limiting the present application and that many changes, modifications, substitutions and alterations to the above embodiments by those of ordinary skill in the art are intended to be covered by the present application.

Claims (10)

1. The utility model provides a trade power station energy management system, its characterized in that, the system is applied to the portable power station that trades, the portable power station that trades includes mobile battery station and control platform, mobile battery station pass through the electric wire with control platform connects, be provided with on the mobile battery station and trade electric battery, last being provided with of control platform trades electric robot and the control room, the system includes:

the power supply module is arranged on the mobile battery replacing station and used for supplying power to the mobile battery station and the control platform;

the monitoring module is respectively connected with the power supply module and the mobile battery replacement station and is used for monitoring the energy consumption of the control platform and the electric quantity of battery replacement batteries on the mobile battery station;

the transportation device is used for transporting the replacement battery station to the mobile battery replacement station by a transportation vehicle in the transportation device when the number of the replacement batteries on the mobile battery station as empty batteries meets a preset condition and the replacement batteries on the replacement battery station in the transportation device are full batteries, and transporting the mobile battery station to a charging station to charge the empty batteries;

and the communication module is used for realizing communication connection among the control platform, the transportation device and the charging station and displaying monitoring data.

2. The system of claim 1, wherein the power supply module comprises:

the first power supply part is arranged on the mobile battery station and used for supplying power to the battery replacement robot and the control room;

and the second power supply part is arranged in the control room and supplies power for standby, and the second power supply part supplies power for the control platform when the mobile battery station is disconnected from the control platform.

3. The system for energy management of a battery replacement station according to claim 1, wherein the monitoring module comprises:

the power supply monitoring part is respectively connected with the first power supply part, the second power supply part, the battery replacement robot and the control room, and is used for monitoring energy consumption of the battery replacement robot and the control room in the operation process;

and the battery replacement monitoring part is connected with the mobile battery station and used for monitoring the electric quantity state of the battery replacement battery on the mobile battery station.

4. The charging station energy management system of claim 1, wherein the communication module comprises a communication device, a cloud server, a station segment server, and a visualization system, wherein,

the communication devices are respectively arranged at the control platform, the transport vehicle and the charging station and are in communication connection with the control platform, the transport vehicle and the charging station;

the visualization system is respectively arranged on the control platform and the charging station and used for displaying data information;

the station segment server is installed in the control room.

5. The charging station energy management system according to claim 2, wherein the first power supply portion comprises a first battery, and the first battery is a rechargeable lithium-ion battery.

6. The power conversion station energy management system according to claim 2, wherein the second power supply portion comprises an uninterruptible ups power supply and an inverter which are electrically connected, a second battery is arranged in the ups power supply, the input voltage range of the inverter is 165-219V, and the output voltage of the inverter is 380V.

7. The charging station energy management system of claim 3, wherein the charging monitoring portion comprises a voltage detection circuit, a temperature measurement circuit, and a first control box, wherein,

the mobile battery replacement station is provided with a plurality of battery positions, each battery position is provided with a group of voltage detection circuits and a group of temperature measurement circuits, the voltage detection circuits are used for detecting whether the battery positions are provided with battery replacement batteries and the electric quantity information of the arranged battery replacement batteries, and the temperature measurement circuits are used for detecting the temperature of the battery replacement batteries;

the first control box is installed on the mobile battery replacement station, connected with each battery position and connected with the control room;

the first control box receives the electric signals of the voltage detection circuit and the temperature measurement circuit, converts the electric signals into data information, and transmits the data information to the control room.

8. The power swapping station energy management system of claim 3, wherein the power supply monitoring portion comprises a second control box, the second control box being connected to the second power supply portion, the second control box being provided with a switching circuit and an energy consumption detection device, wherein,

the energy consumption detection device is used for detecting the operation energy consumption of the battery replacing robot, when the battery replacing robot runs under load, the energy consumption detection circuit box transmits a signal to the switching circuit, and the switching circuit cuts off the power supply of the battery replacing robot.

9. The power conversion station energy management system according to claim 1, wherein the control room is provided with an alarm device, the alarm device is in communication connection with the station segment server, the alarm device comprises an indicator light and an alarm bell, when an abnormal condition is monitored, the alarm device gives an alarm, and abnormal data is recorded in the station segment server.

10. A management method applied to the power station energy management system as claimed in any one of claims 1 to 9, characterized by comprising:

the power station replacing energy management system acquires the number n of available battery replacing batteries of the mobile battery station through the battery replacing monitoring part, acquires the average time T for replacing each battery replacing battery and the moving time T of the transportation device from the charging station to the mobile battery replacing station from the cloud server and the station segment server, and sends a transportation instruction to the charging station when (n-1) × T < T is met.

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