CN219475800U - Battery monitoring system - Google Patents
Battery monitoring system Download PDFInfo
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- CN219475800U CN219475800U CN202320240026.8U CN202320240026U CN219475800U CN 219475800 U CN219475800 U CN 219475800U CN 202320240026 U CN202320240026 U CN 202320240026U CN 219475800 U CN219475800 U CN 219475800U
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- battery
- battery monitoring
- monitoring device
- output end
- sensing unit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The application discloses battery monitoring system includes: the system comprises a first battery monitoring device, a second battery monitoring device, a switching controller and a battery sensing unit; the battery sensing unit includes: the first output end, the second output end and the control end; the first output end is connected with the first battery monitoring equipment, the second output end is connected with the second battery monitoring equipment, and the control end is connected with the switching controller; the switching controller controls the battery sensing unit, so that data acquired by the battery sensing unit is transmitted to the first battery monitoring device or the second battery monitoring device through the first output end or the second output end. The battery monitoring system is based on the design of the redundant structure, and can select proper battery monitoring equipment for monitoring according to the state of the battery monitoring equipment, so that the stable and safe operation of the battery monitoring system is further ensured.
Description
Technical Field
The present disclosure relates to the field of battery monitoring technologies, and in particular, to a battery monitoring system.
Background
Remote sensing satellite power systems typically employ a solar cell-battery system. The solar battery is collected in the illumination period, solar energy is converted into electric energy, and the load is powered and the storage battery is charged; the storage battery supplies power to the bus through the discharging switch in the shadow period.
In order to ensure the safety and stability of the storage battery, the state of the storage battery needs to be monitored. In general, monitoring devices for the storage battery are arranged on satellites, and the storage battery is monitored through a sensor arranged on the storage battery.
When monitoring equipment is in problem, the satellite can not maintain the equipment in time for a long time in a space environment, and the acquisition of battery operation data can not be interrupted, so that the robustness and the safety of the acquired data when the battery monitoring system is in operation are required to be ensured.
Disclosure of Invention
The utility model provides a battery monitoring system, which ensures the robustness and the safety of the battery monitoring system.
According to one aspect of the present application, there is provided a battery monitoring system including: the system comprises a first battery monitoring device, a second battery monitoring device, a switching controller and a battery sensing unit; the battery sensing unit includes: the first output end, the second output end and the control end; the first output end is connected with the first battery monitoring equipment, the second output end is connected with the second battery monitoring equipment, and the control end is connected with the switching controller; the switching controller controls the battery sensing unit, so that data acquired by the battery sensing unit is transmitted to the first battery monitoring device or the second battery monitoring device through the first output end or the second output end.
Optionally, the first battery monitoring device includes: the first receiver is connected with the first output end; a second battery monitoring device comprising: and the second receiver is connected with the second output end.
Optionally, the first battery monitoring device further includes: the first diagnosis circuit is connected with the switching controller; the second battery monitoring device further includes: and the second diagnosis circuit is connected with the switching controller.
Optionally, the first diagnostic circuit and/or the second diagnostic circuit is a watchdog circuit.
Optionally, the battery sensing unit includes: matrix switcher and battery unit; the matrix switcher includes: n data inputs; the battery cell includes: n data acquisition ends, n=1, 2,3, …; the data input end is correspondingly connected with the data acquisition end to form n data output channels.
Optionally, the battery unit includes: n connected batteries and n sensors; the first end of the sensor is correspondingly connected with the battery; the second end of the sensor is correspondingly connected with the input end to form n data output channels.
Optionally, the number K of the battery sensing units is more than or equal to 2; each battery sensing unit is connected with the first battery monitoring device and the second battery monitoring device through a cascade structure.
Optionally, each battery sensing unit has an equal number of data output channels.
Optionally, the sensor is one or more of a voltage sensor, a temperature sensor, a current sensor, or a thermistor.
Optionally, the first battery monitoring device further includes: a first transmitter; the second battery monitoring device further includes: a second transmitter; the first transmitter and the second transmitter are in communication connection with the superior device.
The battery monitoring system is based on the design of the redundant structure, and can select proper battery monitoring equipment for monitoring according to the state of the battery monitoring equipment. Further ensuring the steady and safe operation of the battery monitoring system.
The above, as well as additional objectives, advantages, and features of the present utility model will become apparent to those skilled in the art from the following detailed description of a specific embodiment of the present utility model when read in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present application will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale.
In the accompanying drawings:
FIG. 1 is a schematic diagram of a battery monitoring system according to one embodiment of the present application;
fig. 2 is a schematic diagram of a battery monitoring system of a first embodiment;
fig. 3 is a schematic diagram of a battery monitoring system of a second embodiment.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are, for example, capable of operation in other environments. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
Fig. 1 is a schematic diagram of a battery monitoring system according to one embodiment of the present application. The battery monitoring system may generally include: the first battery monitoring device 100, the second battery monitoring device 200, the switching controller 400, and the battery sensing unit 300, the first battery monitoring device 100 and the second battery monitoring device 200 are two battery monitoring devices designed for backup.
Wherein the battery sensing unit 300 includes: first output end O 1 Second output terminal O 2 And a control end C;
first output end O 1 Second output terminal O 2 Respectively connected with the first battery monitoring device 100 and the second monitoring device 200; the control end C is connected with the switching controller 400;
the switching controller 400 is respectively connected with the first battery monitoring device 100 and the second battery monitoring device 200, and the switching controller 400 controls the battery sensing unit 300 to enable data collected by the battery sensing unit 300 to pass through the first output end O 1 Or a second output terminal O 2 To the first battery monitoring device 100, or to the second electricityPool monitoring device 200.
By such a design of the redundancy structure, the first battery monitoring device 100 or the second monitoring device 200 may be selected as a main monitoring device, and an appropriate battery monitoring device may be selected to monitor the battery sensing unit according to the state of the battery monitoring device by using the switching controller 400.
In a first preferred embodiment of the utility model, see figure 2,
the first battery monitoring apparatus 100 includes: a first receiver 110 and a first data processor 120,
a first receiver 110 and a first output terminal O 1 A connection transmitting the received operation data from the battery sensing unit 300 to the first data processor 120;
the second battery monitoring apparatus 200 includes: a second receiver 210 and a second data processor 220,
a second receiver 210 and a second output terminal O 2 And a connection transmitting the operation data received from the battery sensing unit 300 to the second data processor 220.
Further, the first battery monitoring device 100 further includes: a first diagnostic circuit 130, the first diagnostic circuit 130 being connected to the first data processor 120 and the switching controller 400, respectively;
the second battery monitoring apparatus 200 further includes: a second diagnostic circuit 230, the second diagnostic circuit 230 being connected to the second data processor 220 and the switching controller 400, respectively;
the first diagnosis circuit 130 and the second diagnosis circuit 230 are used for diagnosing the abnormality of the first battery monitoring device 100 and the second battery monitoring device 200, respectively, and when one of them is detected to have an abnormality, it is switched to the other battery monitoring device by the switching controller 400, and it is used as a main monitoring device, thereby ensuring the normal transmission of battery operation data.
Preferably, the first diagnostic circuit 130 and the second diagnostic circuit 230 are watchdog circuits.
In the present preferred embodiment, the battery sensing unit 300 includes: a matrix switcher 310 and a battery unit 320;
wherein, the matrix switcher 310 includes: n data inputs In;
battery cell 320, comprising: n data acquisition ends, n=1, 2,3, …;
the data input end is correspondingly connected with the data acquisition end to form n data output channels.
Further, the battery unit 320 includes: n connected batteries and n sensors, wherein the sensors are used for collecting operation data of the batteries correspondingly connected with the sensors, and the n connected batteries form a battery pack;
specifically, the first end of the sensor is connected with the battery;
the second end of the sensor is correspondingly connected with the input end I, so that n data output channels are formed, and the matrix switcher 310 can receive the operation data of the batteries collected by different sensors through a plurality of channels; the sensor may be one or more of a voltage sensor, a temperature sensor, a current sensor, or a thermistor.
Further, the switching controller 400 may implement the input terminal I by selecting any one, more or all of the data channels n And receiving operation data of the corresponding collected battery.
For example, at t 1 The switching controller 400 can control the matrix switch 310 to transmit the input I 1 The received operating data of the battery; at t 2 The control matrix switch 310 transmits the input I at the moment 3 The received operating data of the battery;
also, the switching controller 400 may also control the matrix switch 310 through the first output terminal O 1 Transmitting the received parameters to the first receiver 110 of the first battery monitoring device 100, or through the second output O 2 The received parameters are transmitted to the second receiver 210 of the second battery monitoring device 200.
In a second preferred embodiment of the present utility model, the battery monitoring system may further include: k battery sensing units 300 connected in a cascade structure; k.gtoreq.2, see FIG. 3.
The switching controller 310 is respectively connected with the 1 st battery sensor unit and the 2 nd batteryControl end C of sensing unit, … and kth battery sensing unit 1 、C 2 、…、C k Connecting;
first output terminal O of 1 st battery sensor unit (1,1) Second output terminal O (1,2) Is connected to the first receiver 110 of the first battery monitoring device 100 and the second receiver 210 of the second battery monitoring device 200, respectively;
first output terminal O of 2 nd battery sensing unit (2,1) Second output terminal O (2,2) Is connected to the first receiver 110 of the first battery monitoring device 100 and the second receiver 210 of the second battery monitoring device 200, respectively;
…
first output terminal O of kth battery sensing unit (k,1) Second output terminal O (k,2) Is connected to the first receiver 110 of the first battery monitoring device 100 and the second receiver 210 of the second battery monitoring device 200, respectively.
Preferably, each battery sensing unit has an equal number of data channels, k×n data channels are formed in the battery sensing unit 300, and switching of each data transmission channel is controlled by the switching controller 310.
For example, at t 3 The switching controller 400 can control the 1 st matrix switch 311 in the 1 st battery sensor unit to transmit the input terminal I (1,1) The received operating data of the battery; at t 4 Time of day, control the 2 nd matrix switch 312 in the 2 nd battery sensing unit to transmit the input terminal I (2,n) The received operating data of the battery; at t 5 At the moment, the 1 st matrix switcher 311, the 2 nd matrix switcher 312, … and the transmission input end I of the k matrix switcher are simultaneously controlled 1,1) Input end I (2,1) …, input I (n,1) The received operating data of the battery;
and, may also be at t 4 At the moment through the second output end O (1,2) The received parameters are transmitted to the second receiver 210 of the second battery monitoring device 200.
At t 5 At that time, the second battery monitoring device 200 indicated by the output signal of the second diagnostic circuit 230Barrier, switching controller 400 controls 1 st matrix switch 311 in 1 st battery sensor cell to pass through first output terminal O (1,1) Transmitting the received parameters to the first receiver 110 of the first battery monitoring device 100, or
In this embodiment, the data processor only needs one receiving port to realize reading of a plurality of sensors, so that more sensors are supported to perform data acquisition under the condition of utilizing the existing data processor, and therefore, the battery pack is monitored more carefully.
Further, the first battery monitoring device further includes: a first transmitter; the second battery monitoring device further includes: a second transmitter; the first transmitter and the second transmitter are in communication connection with the superior device.
Preferably, the first transmitter and the second transmitter are in communication connection with the on-board computer, so that the solar battery-storage battery system is monitored in the remote sensing satellite power supply system.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
The foregoing is merely a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the technical scope of the present application should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A battery monitoring system, comprising: the system comprises a first battery monitoring device, a second battery monitoring device, a switching controller and a battery sensing unit;
the battery sensing unit includes: the first output end, the second output end and the control end;
the first output end is connected with the first battery monitoring equipment, the second output end is connected with the second battery monitoring equipment, and the control end is connected with the switching controller;
the switching controller controls the battery sensing unit to enable data acquired by the battery sensing unit to be transmitted to the first battery monitoring device or the second battery monitoring device through the first output end or the second output end.
2. The battery monitoring system of claim 1, wherein,
the first battery monitoring device includes: the first receiver is connected with the first output end;
the second battery monitoring device includes: and the second receiver is connected with the second output end.
3. The battery monitoring system of claim 1, wherein,
the first battery monitoring device further includes: the first diagnosis circuit is connected with the switching controller;
the second battery monitoring device further includes: and the second diagnosis circuit is connected with the switching controller.
4. The battery monitoring system of claim 3, wherein the first diagnostic circuit and/or the second diagnostic circuit is a watchdog circuit.
5. The battery monitoring system of claim 1, wherein the battery sensing unit comprises: matrix switcher and battery unit;
the matrix switcher includes: n data inputs;
the battery cell includes: n data acquisition ends, n=1, 2,3, …;
the data input end is correspondingly connected with the data acquisition end to form n data output channels.
6. The battery monitoring system of claim 5, wherein the battery cell comprises: n connected batteries and n sensors;
the first end of the sensor is correspondingly connected with the battery;
the second end of the sensor is correspondingly connected with the input end to form n data output channels.
7. The battery monitoring system of claim 5, wherein the number of battery sensing units K is greater than or equal to 2;
each battery sensing unit is connected with the first battery monitoring device and the second battery monitoring device through a cascade structure.
8. The battery monitoring system of claim 7, wherein each of the battery sensing units has an equal number of data output channels.
9. The battery monitoring system of claim 6, wherein the sensor is one or more of a voltage sensor, a temperature sensor, a current sensor, or a thermistor.
10. The battery monitoring system of claim 1, wherein,
the first battery monitoring device further includes: a first transmitter;
the second battery monitoring device further includes: a second transmitter;
the first transmitter and the second transmitter are in communication connection with a superior device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320240026.8U CN219475800U (en) | 2023-02-16 | 2023-02-16 | Battery monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320240026.8U CN219475800U (en) | 2023-02-16 | 2023-02-16 | Battery monitoring system |
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| CN219475800U true CN219475800U (en) | 2023-08-04 |
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| CN202320240026.8U Active CN219475800U (en) | 2023-02-16 | 2023-02-16 | Battery monitoring system |
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- 2023-02-16 CN CN202320240026.8U patent/CN219475800U/en active Active
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