CN217427750U - Storage battery leakage detection device and system - Google Patents
Storage battery leakage detection device and system Download PDFInfo
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- CN217427750U CN217427750U CN202220698569.XU CN202220698569U CN217427750U CN 217427750 U CN217427750 U CN 217427750U CN 202220698569 U CN202220698569 U CN 202220698569U CN 217427750 U CN217427750 U CN 217427750U
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Abstract
The embodiment of the utility model provides a battery weeping detection device and system, the device includes: the device comprises a storage battery, a storage battery bearing assembly and a detection assembly; the storage battery is arranged on the storage battery bearing assembly; the detection assembly is respectively connected with a bus of the storage battery and the storage battery bearing assembly, or the detection assembly is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery; the detection assembly is used for obtaining the electric energy index of the storage battery and determining whether the storage battery leaks or not according to the electric energy index. The device of the utility model realizes the detection of the leakage of the storage battery.
Description
Technical Field
The utility model relates to a battery technical field especially relates to a battery weeping detection device and system.
Background
The storage battery is used as a backup power supply corollary device and is widely applied to important positions such as data centers, communication machine rooms, power systems and the like. The casing of the storage battery is damaged and liquid leakage is easy to occur due to the fact that the process is not closed or the transportation and installation processes are not properly handled in the production process. Once leakage of the storage battery occurs, the storage battery cabinet and the battery frame are corroded to cause rusting in the long-term operation process, and if electrolyte of the storage battery flows to the surface of the lower battery, the short circuit can be caused, so that fire disasters are caused, and serious consequences are caused.
At present, the leakage detection of the storage battery needs to be carried out manually one by one, the appearance inspection is carried out firstly, whether leakage exists or not is checked, then the cover plate is taken out to check whether leakage traces exist around the safety valve, the safety valve is opened again to check whether flowing electrolyte exists inside the storage battery, and the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
To the problem among the prior art, the embodiment of the utility model provides a battery weeping detection device and system.
Specifically, the embodiment of the utility model provides a following technical scheme:
in a first aspect, an embodiment of the utility model provides a battery weeping detection device, include:
the device comprises a storage battery, a storage battery bearing assembly and a detection assembly;
the storage battery is arranged on the storage battery bearing assembly;
the detection assembly is respectively connected with a bus of the storage battery and the storage battery bearing assembly, or the detection assembly is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery;
the detection assembly is used for obtaining the electric energy index of the storage battery and determining whether the storage battery leaks or not according to the electric energy index.
Further, the power indicator includes at least one of:
resistance value and current value.
Further, in the scene that the storage battery generating line is insulating with ground, detection components includes:
a resistance detector;
the resistance detector is respectively connected with a bus of the storage battery and the storage battery bearing assembly; the resistance detector is used for acquiring the resistance value of the storage battery and determining whether the storage battery leaks or not according to the resistance value.
Further, in a scene that the storage battery bus is not insulated from the ground, the detection assembly comprises:
the current sensor and the processor are connected with the current sensor;
the current sensor is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery; the current sensor is used for obtaining the primary side current value of the storage battery, and the processor is used for determining whether the storage battery leaks or not according to the primary side current value.
Further, a current sensor, comprising:
the device comprises a magnetic core, a secondary side compensation coil, a Hall sensor and a linear amplifier;
the magnetic core is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery; the secondary side compensation coil is respectively connected with the magnetic core and the linear amplifier; the Hall sensor is connected with the linear amplifier;
the magnetic core is used for generating magnetic flux and gathering in the magnetic circuit;
the secondary side compensation coil is used for compensating magnetic flux;
the Hall sensor is used for determining a Hall voltage signal according to the magnetic flux;
the linear amplifier is used for amplifying the Hall voltage signal and outputting a primary side current value.
Further, the battery leakage detection device further comprises: an alarm component;
the alarm component is connected with the detection component; the alarm assembly is used for sending an alarm signal under the condition that the leakage of the storage battery is determined.
Further, a battery carrier assembly, comprising at least one of:
battery rack and battery cabinet.
In a second aspect, the embodiment of the present invention further provides a battery leakage detecting system, including:
the apparatus of the first aspect, and a rectifier; the rectifier is connected with the storage battery and used for rectifying input alternating current into direct current to charge the storage battery.
Further, battery weeping detecting system still includes:
an inverter; the inverter is connected with the storage battery and used for converting low-voltage direct current output by the storage battery into high-voltage alternating current to supply power to a load.
Further, battery weeping detecting system still includes:
a transformer; the transformer is connected with the rectifier; the transformer is used for reducing the voltage of the alternating current and transmitting the reduced alternating current to the rectifier for rectification and charging of the storage battery.
The embodiment of the utility model provides a battery weeping detection device, through disposing the detection subassembly between battery generating line and battery carrier assembly, or dispose the detection subassembly on battery generating line, just can gather the electric energy index of battery in real time; furthermore, the real-time electric energy indexes collected by the detection device are analyzed and processed, so that whether the storage battery has leakage or not can be determined; the electric energy index of the storage battery is collected and analyzed in real time through the storage battery leakage detection device, whether the storage battery leaks or not can be detected and determined simply and conveniently at the first time under the condition that the normal operation of the storage battery is not influenced, and the problems of low storage battery leakage detection efficiency and high cost are effectively solved.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a device for detecting leakage of a storage battery according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a current sensor provided by the novel embodiment;
fig. 3-4 are schematic structural diagrams of a battery leakage detection system provided by an embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model discloses in the device can be applied to battery weeping and detect the scene, realize the detection of battery weeping.
Among the correlation technique, need the manual work to detect one by one the battery to battery weeping detection, do the visual inspection earlier, look over whether there is the weeping, then get open the apron and look over whether there is the weeping vestige around the relief valve, open the inside electrolyte that has or not flow of relief valve inspection battery again, detection efficiency is low.
The storage battery leakage detection device provided by the embodiment of the utility model can collect the electric energy index of the storage battery in real time by arranging the detection component between the storage battery bus and the storage battery bearing component or arranging the detection component on the storage battery bus; furthermore, the real-time electric energy indexes collected by the detection device are analyzed and processed, so that whether the storage battery has liquid leakage or not can be determined; the electric energy index of the storage battery is collected and analyzed in real time through the storage battery leakage detection device, whether the storage battery leaks or not can be detected and determined simply and conveniently at the first time under the condition that the normal operation of the storage battery is not influenced, and the problems of low storage battery leakage detection efficiency and high cost are effectively solved.
The technical solution of the present invention is described in detail with specific embodiments in conjunction with fig. 1-4. These several specific embodiments may be combined with each other below, and details of the same or similar concepts or processes may not be repeated in some embodiments.
The battery leakage detection device that this embodiment provided includes:
the device comprises a storage battery, a storage battery bearing assembly and a detection assembly;
the storage battery is arranged on the storage battery bearing assembly;
the detection assembly is respectively connected with a bus of the storage battery and the storage battery bearing assembly, or the detection assembly is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery;
the detection assembly is used for obtaining the electric energy index of the storage battery and determining whether the storage battery leaks or not according to the electric energy index.
Particularly, the storage battery is used as a backup power supply corollary device and is widely applied to important positions such as data centers, communication machine rooms and power systems. The casing of the storage battery is damaged and liquid leakage is easy to occur due to the fact that the process is not closed or the transportation and installation processes are not properly handled in the production process. Once the leakage of the storage battery runs for a long time, the storage battery can corrode a battery cabinet and a battery frame to cause rusting, if the electrolyte of the storage battery flows to the surface of a lower battery, the electrolyte of the storage battery can also be in short circuit, a fire disaster is caused, and serious consequences are caused, so that the detection efficiency of the leakage of the storage battery needs to be improved, and the potential safety hazard of a network is reduced.
As shown in fig. 1, the detection assembly is connected to the bus of the storage battery and the storage battery carrying assembly, that is, the detection assembly, such as a resistance collector, is disposed between the battery bus and the battery rack (protected area), so as to collect the electric energy index between the battery bus and the battery rack in real time, that is, detect the insulation resistance between the battery bus and the battery rack in real time, and if the insulation resistance value collected by the detection assembly is smaller than a preset threshold value, it is indicated that the insulation resistance between the battery bus and the battery rack (protected area) decreases, and it is determined that there is leakage in the corresponding storage battery; or the detection assembly is respectively connected with the positive bus of the storage battery and the negative bus of the storage battery, namely, a detection device is arranged on the bus of the storage battery, for example, a current sensor is arranged, the positive bus and the negative bus of the storage battery are wrapped in the detection assembly, the current values on the positive bus and the negative bus of the battery are collected in real time, whether the currents on the positive bus and the negative bus of the battery are balanced is detected, if the current value collected by the detection assembly exceeds a preset threshold value, the insulation state between the bus of the battery and the battery frame is leaky, the corresponding storage battery can be considered to have leakage, namely, the leakage of the storage battery can be simply and conveniently determined by utilizing equivalent leakage resistance and the variable quantity of the current to carry out online detection, the safety, the efficiency and the accuracy are higher, and the use safety of the battery pack is ensured.
For example, when the detection unit is connected to the bus bar of the battery and the battery holder, respectively, that is, a detection device, such as a resistance collector, is disposed between the battery bus bar and the battery holder (protective ground), the insulation resistance between the battery bus bar and the battery holder can be detected in real time. And if the insulation resistance threshold value between the battery bus and the battery frame is defaulted to 50k ohms, when the storage battery leakage detection device detects that the real-time insulation resistance between the battery bus and the battery frame is 10k ohms, namely the real-time detected insulation resistance value is smaller than the preset threshold value, determining that the storage battery has leakage.
According to the device of the embodiment, the detection assembly is arranged between the storage battery bus and the storage battery bearing assembly, or the detection assembly is arranged on the storage battery bus, so that the electric energy index of the storage battery can be acquired in real time; furthermore, the real-time electric energy indexes collected by the detection device are analyzed and processed, so that whether the storage battery has liquid leakage or not can be determined; the electric energy index of the storage battery is collected and analyzed in real time through the storage battery leakage detection device, whether the storage battery leaks or not can be detected and determined simply and conveniently at the first time under the condition that the normal operation of the storage battery is not influenced, and the problems of low storage battery leakage detection efficiency and high cost are effectively solved.
Optionally, the power indicator comprises at least one of:
resistance value and current value.
Specifically, the insulation resistance corresponding to the storage battery is usually stable, and when the storage battery leaks, the insulation resistance corresponding to the storage battery also changes, so that the state of the storage battery can be determined by detecting the insulation resistance corresponding to the storage battery, namely, detecting the insulation resistance between the storage battery bus and the storage battery frame in real time, and determining whether the storage battery has the leakage. Similarly, the current on the positive bus and the negative bus of the storage battery is stable in a normal state, and the current corresponding to the storage battery is changed when the storage battery leaks, so that the state of the storage battery can be judged by detecting the current corresponding to the storage battery, namely detecting the current of the positive bus and the negative bus of the storage battery in real time, and whether the leakage exists in the storage battery is determined; namely, the online detection is carried out by utilizing the equivalent leakage resistance and the current variable quantity, the safety and the accuracy are higher, and the use safety of the battery pack is ensured.
The device of the above embodiment detects that the electric energy index of the storage battery includes the resistance value and the current value corresponding to the storage battery, that is, the detection device detects whether the resistance value and the current value corresponding to the storage battery are abnormal in real time, so as to determine whether the state of the storage battery changes, and thus, efficiently determine whether the storage battery leaks.
In one embodiment, in a scenario where the battery bus is insulated from ground, the detection assembly includes:
a resistance detector;
the resistance detector is respectively connected with a bus of the storage battery and the storage battery bearing assembly; the resistance detector is used for acquiring the resistance value of the storage battery and determining whether the storage battery leaks or not according to the resistance value.
Specifically, in a scene that a storage battery bus is insulated from the ground, a resistance detector can be respectively connected with the bus of the storage battery and a storage battery bearing assembly, namely, the insulation resistance between the storage battery bus and a storage battery frame is detected in real time through the resistance detector to judge the state of the storage battery and determine whether the storage battery has leakage or not; the online detection is carried out by utilizing the variable quantity of the equivalent leakage resistance, the safety and the accuracy are higher, and the use safety of the storage battery is ensured.
Optionally, a battery carrier assembly, comprising at least one of:
battery rack and battery cabinet.
For example, in a scene where the battery bus bar is insulated from the ground, the insulation resistance between the battery bus bar and the battery frame is usually higher than 50k ohms, that is, the detection threshold of the insulation resistance between the battery bus bar and the battery frame may be set to 50k ohms, and when the resistance detector detects in real time that the insulation resistance between the battery bus bar and the battery frame is smaller than the detection threshold, that is, smaller than 50k ohms, it is determined that the battery is leaking.
In the device of the embodiment, in a scene that the storage battery bus is insulated from the ground, the resistance detector is respectively connected with the bus of the storage battery and the storage battery bearing assembly, so that the insulation resistance between the storage battery bus and the storage battery frame can be detected in real time through the resistance detector; furthermore, according to the real-time insulation resistance value between the storage battery bus and the storage battery frame obtained by the detection of the resistance detector, namely, the change quantity of the equivalent leakage resistance is utilized to carry out online detection, whether the storage battery leaks or not can be simply and conveniently determined, the safety, the efficiency and the accuracy are high, and the use safety of the battery pack is ensured.
It is possible to determine whether the battery is leaking.
In one embodiment, in a scenario where the battery bus is not insulated from ground, the detection assembly includes:
the current sensor and the processor are connected with the current sensor;
the current sensor is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery; the current sensor is used for obtaining the primary side current value of the storage battery, and the processor is used for determining whether the storage battery leaks or not according to the primary side current value.
Specifically, in a scene that a storage battery bus is not insulated from the ground, a current sensor is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery, namely, the current sensor detects the current of the positive bus and the current of the negative bus of the storage battery in real time to judge the state of the storage battery and determine whether the storage battery has leakage; the method has the advantages that online detection is carried out by using the variable quantity of the equivalent leakage current, so that whether the storage battery leaks or not can be simply and conveniently determined, and the safety, the efficiency and the accuracy are high; further, if the leakage of the storage battery is determined, the processor can send out the alarm information of the leakage of the storage battery so as to eliminate the hidden danger of the leakage of the storage battery.
For example, in a scene that a storage battery bus is not insulated from the ground, the primary current output by the positive bus and the negative bus of the storage battery is lower than 500A, that is, the detection threshold of the output current of the positive bus and the negative bus of the storage battery can be set to 500A, and when the current sensor detects that the primary current value output by the positive bus and the negative bus of the storage battery is higher than the detection threshold, that is, higher than 500A, the leakage of the storage battery can be determined.
In the device of the embodiment, in a scene that the storage battery bus is not insulated from the ground, the current sensor is respectively connected with the positive bus of the storage battery and the negative bus of the storage battery, so that the primary side current output by the positive bus and the negative bus of the storage battery can be detected in real time through the current sensor, and further, whether the storage battery leaks or not can be determined according to the primary side current value output by the positive bus and the negative bus of the storage battery in real time, which is obtained by the detection of the current sensor; the current corresponding to the positive bus and the negative bus of the storage battery is detected through the current sensor, the change quantity of the equivalent leakage current is utilized to carry out online detection, whether the storage battery leaks or not can be simply and conveniently determined, the safety, the efficiency and the accuracy are high, and the use safety of the battery pack is ensured.
In one embodiment, a current sensor, comprises:
the device comprises a magnetic core, a secondary side compensation coil, a Hall sensor and a linear amplifier;
the magnetic core is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery; the secondary side compensation coil is respectively connected with the magnetic core and the linear amplifier; the Hall sensor is connected with the linear amplifier;
the magnetic core is used for generating magnetic flux and gathering in the magnetic circuit;
the secondary side compensation coil is used for compensating magnetic flux;
the Hall sensor is used for determining a Hall voltage signal according to the magnetic flux;
the linear amplifier is used for amplifying the Hall voltage signal and outputting a primary side current value.
Specifically, as shown in the schematic structural diagram of the current sensor shown in fig. 2, the current sensor includes a magnetic core, a secondary compensation coil, a hall sensor and a linear amplifier, the positive and negative buses of the storage battery are connected to the magnetic core of the current sensor, magnetic flux is generated and gathered in a magnetic circuit, a hall voltage signal is detected by the hall device, and the voltage signal is amplified by the amplifier to accurately output a primary side current, that is, a primary side current value output by the current sensor can accurately reflect the change situation of the primary side current value output by the positive and negative buses of the storage battery, and further, whether the storage battery leaks or not can be determined according to the obtained real-time output primary side current value; the current corresponding to the positive bus and the negative bus of the storage battery is detected through the current sensor, the change quantity of the equivalent leakage current is utilized to carry out online detection, whether the storage battery leaks or not can be simply and conveniently determined, the safety, the efficiency and the accuracy are high, and the use safety of the battery pack is ensured.
For example, in a scene that a storage battery bus is not insulated from the ground, the primary current output by the positive bus and the negative bus of the storage battery is lower than 500A, that is, the detection threshold of the output current of the positive bus and the negative bus of the storage battery can be set to 500A, when the positive bus and the negative bus of the storage battery are connected to a magnetic core of a current sensor, a hall voltage signal is detected by a hall device, and the primary current output after being amplified by an amplifier is higher than 500A, the leakage of the storage battery can be determined.
In the device of the embodiment, the current sensor comprises a magnetic core, a secondary side compensation coil, a Hall sensor and a linear amplifier, magnetic flux is generated and gathered in a magnetic circuit by connecting positive and negative buses of the storage battery into the magnetic core of the current sensor, a Hall voltage signal is detected by a Hall device and amplified by the amplifier, so that primary side current can be accurately output, and further, whether the storage battery leaks or not can be determined according to the obtained primary side current value output in real time; that is, the current sensor detects the current corresponding to the positive and negative buses of the storage battery, so that whether the storage battery leaks or not can be simply and conveniently determined, and the efficiency is high.
In one embodiment, the battery leakage detection apparatus further includes: an alarm component;
the alarm component is connected with the detection component; the alarm assembly is used for sending an alarm signal under the condition that the leakage of the storage battery is determined.
Specifically, battery weeping detection device still includes: and the alarm component is used for sending an alarm message under the condition of determining the leakage of the storage battery. That is to say, under the condition that the detection subassembly detected the battery and leaked night, can be connected with the detection subassembly through the warning subassembly for the warning subassembly can in time send the warning message of battery weeping, in order to eliminate the hidden danger of battery weeping. The alarm component can give an alarm to the detected leakage problem of the storage battery at the first time, and optionally, the alarm component can report the alarm in the following flow manner:
step 1: installing a current sensor of a detection assembly in the middle area between the positive electrode and the negative electrode of the storage battery or the terminal glue area of the positive electrode and the negative electrode of the storage battery;
and 2, step: numbering the current sensor of each detection assembly and the corresponding storage battery;
and 3, step 3: when the detection sensor detects that the storage battery has liquid leakage, the alarm assembly displays and sends fault information, fault time, fault position, fault level and the like.
For example, when the detection component detects battery leakage, the battery leakage warning information may be sent through a warning component connected to the detection component, and optionally, the battery leakage warning information includes at least one of the following: the serial number of the leakage storage battery, the serial number of a detection assembly corresponding to the leakage storage battery, the electric energy index of the leakage storage battery, the leakage fault time and the leakage fault level; the number of the leaked storage battery, the number of the detection assembly, the leakage fault time, the leakage fault level and other detailed information can be sent through the alarm assembly, so that the leakage time, the fault level and the specific leakage of the storage battery can be accurately determined, and the fault can be accurately and quickly processed.
The device of the embodiment also comprises an alarm component connected with the detection component; when the detection assembly detects that the storage battery leaks, the detection assembly can be connected with the alarm assembly, so that the alarm assembly can send alarm information of the leakage of the storage battery in time, and the hidden danger of the leakage of the storage battery is eliminated.
In one embodiment, a battery leakage detection system includes:
the storage battery leakage detection device and the rectifier;
the rectifier is connected with the storage battery and used for rectifying input alternating current into direct current to charge the storage battery.
Specifically, the storage battery is used as a backup power supply matching device, and the storage battery needs to be charged to guarantee power supply; alternatively, the rectifier is connected with the storage battery, and after the rectifier converts the current into direct current, the storage battery is charged through the direct current, so that the safety of power supply is guaranteed. By arranging the detection assembly, the electric energy indexes of the storage battery can be conveniently and efficiently detected in real time, and whether the storage battery leaks or not is determined, so that potential safety hazards are eliminated as soon as possible.
In one embodiment, the battery leakage detection system further includes:
an inverter;
the inverter is connected with the storage battery and used for converting low-voltage direct current output by the storage battery into high-voltage alternating current to supply power to a load.
Specifically, the storage battery is used as a backup power supply corollary device and is widely applied to important positions such as a data center and a communication machine room. In order to supply power to the load through the storage battery, the storage battery can be connected with the inverter, the low-voltage current output by the storage battery is converted into high-voltage current through the inverter, the load can be supplied with power, and the power supply safety of the storage battery to the load is guaranteed. By arranging the detection assembly, the electric energy indexes of the storage battery can be conveniently and efficiently detected in real time, and whether the storage battery leaks or not is determined, so that potential safety hazards are eliminated as soon as possible.
In one embodiment, the battery leakage detection system further includes:
a transformer;
the transformer is connected with the rectifier; the transformer is used for reducing the voltage of the alternating current and transmitting the reduced alternating current to the rectifier for rectification and charging of the storage battery.
Specifically, as shown in fig. 3 and 4, the battery leakage detection system includes: the device comprises a transformer, a rectifier, a storage battery leakage detection device and an inverter; the transformer is connected with the rectifier, and is used for reducing the voltage of the alternating current and transmitting the reduced alternating current to the rectifier; the rectifier is connected with the storage battery, rectifies input alternating current into direct current and charges the storage battery; the storage battery leakage detection device is connected with the storage battery, and is used for detecting the electric energy index of the storage battery in real time to determine whether the storage battery leaks so as to eliminate potential safety hazards; the inverter is connected with the storage battery, converts low-voltage direct current output by the storage battery into high-voltage alternating current, supplies power to a load, and ensures the safety of power supply.
The battery leakage detection system of the embodiment comprises a transformer, a rectifier, a battery leakage detection device and an inverter; the transformer is connected with the rectifier, and is used for reducing the voltage of the alternating current and transmitting the reduced alternating current to the rectifier; the rectifier is connected with the storage battery, rectifies input alternating current into direct current and charges the storage battery; the inverter is connected with the storage battery and used for converting low-voltage direct current output by the storage battery into high-voltage alternating current to supply power to a load; the storage battery leakage detection device is connected with the storage battery, the electric energy index of the storage battery is detected in real time, whether the storage battery leaks or not is determined, the potential safety hazard can be eliminated in time, and the safety of power supply is guaranteed.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A battery leakage detection device, comprising:
the device comprises a storage battery, a storage battery bearing assembly and a detection assembly;
wherein the battery is disposed on the battery carrier assembly;
the detection assembly is respectively connected with a bus of the storage battery and the storage battery bearing assembly, or the detection assembly is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery;
the detection assembly is used for obtaining the electric energy index of the storage battery and determining whether the storage battery leaks or not according to the electric energy index.
2. The battery leakage detection apparatus of claim 1, wherein the power indicator comprises at least one of:
resistance value and current value.
3. The battery leakage detection device according to claim 1 or 2, wherein in a scene where a battery bus is insulated from ground, the detection assembly comprises:
a resistance detector;
the resistance detector is respectively connected with a bus of the storage battery and the storage battery bearing assembly; the resistance detector is used for obtaining the resistance value of the storage battery and determining whether the storage battery leaks or not according to the resistance value.
4. The battery leakage detection device according to claim 1 or 2, wherein in a situation where a battery bus is not insulated from ground, the detection assembly comprises:
a current sensor and a processor connected to the current sensor;
the current sensor is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery; the current sensor is used for acquiring a primary side current value of the storage battery, and the processor is used for determining whether the storage battery leaks according to the primary side current value.
5. The battery leakage detection apparatus according to claim 4, wherein the current sensor comprises:
the device comprises a magnetic core, a secondary side compensation coil, a Hall sensor and a linear amplifier;
the magnetic core is respectively connected with a positive bus of the storage battery and a negative bus of the storage battery; the secondary side compensation coil is respectively connected with the magnetic core and the linear amplifier; the Hall sensor is connected with the linear amplifier;
the magnetic core is used for generating magnetic flux and gathering in the magnetic circuit;
the secondary side compensation coil is used for compensating the magnetic flux;
the Hall sensor is used for determining a Hall voltage signal according to the magnetic flux;
the linear amplifier is used for amplifying the Hall voltage signal and outputting the primary side current value.
6. The battery leakage detection apparatus according to claim 1 or 2, further comprising:
an alarm component;
the alarm assembly is connected with the detection assembly; the alarm assembly is used for sending an alarm signal under the condition that the leakage of the storage battery is determined.
7. The battery leakage detection apparatus according to claim 1 or 2, wherein the battery carrier assembly comprises at least one of:
battery rack and battery cabinet.
8. A battery leakage detection system, comprising:
the apparatus of any one of claims 1-7, and a rectifier;
the rectifier is connected with the storage battery and used for rectifying input alternating current into direct current to charge the storage battery.
9. The battery leakage detection system according to claim 8, further comprising:
an inverter;
the inverter is connected with the storage battery and used for converting low-voltage direct current output by the storage battery into high-voltage alternating current to supply power to a load.
10. The battery leakage detection system according to claim 9, further comprising:
a transformer;
the transformer is connected with the rectifier; the transformer is used for reducing the voltage of the alternating current and transmitting the reduced alternating current to the rectifier for rectification and charging of the storage battery.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220698569.XU CN217427750U (en) | 2022-03-28 | 2022-03-28 | Storage battery leakage detection device and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220698569.XU CN217427750U (en) | 2022-03-28 | 2022-03-28 | Storage battery leakage detection device and system |
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| CN217427750U true CN217427750U (en) | 2022-09-13 |
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| CN202220698569.XU Active CN217427750U (en) | 2022-03-28 | 2022-03-28 | Storage battery leakage detection device and system |
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2022
- 2022-03-28 CN CN202220698569.XU patent/CN217427750U/en active Active
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