CN107369474B - Method and system for detecting electricity storage battery - Google Patents
Method and system for detecting electricity storage battery Download PDFInfo
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- CN107369474B CN107369474B CN201710641181.XA CN201710641181A CN107369474B CN 107369474 B CN107369474 B CN 107369474B CN 201710641181 A CN201710641181 A CN 201710641181A CN 107369474 B CN107369474 B CN 107369474B
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- 230000005611 electricity Effects 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 43
- 238000011084 recovery Methods 0.000 claims description 3
- 210000000352 storage cell Anatomy 0.000 claims description 3
- 238000010998 test method Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims description 2
- 230000036541 health Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 4
- 239000013256 coordination polymer Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
- G11C29/50—Marginal testing, e.g. race, voltage or current testing
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Abstract
The application discloses a method and a system for detecting an electricity storage battery, comprising the following steps: cutting off the power supply of the power supply through the complex programmable logic device; triggering the power supply of the electricity storage battery; after the power failure is carried out for a set time, the power supply of the power supply is recovered through the complex programmable logic device; and calculating the discharge capacity of the storage battery within a set time, and judging whether the discharge capacity is in a standard range. Like this, through the health condition who detects storage battery, can detect storage battery that storage system operation in-process quality problems appears, and then remind the customer to change storage battery as early as possible, perfect storage system's power module, guaranteed storage system's power supply ability, avoid taking place the hidden danger of data loss, ensure storage system's safe operation, promoted storage system's reliability.
Description
Technical Field
The invention relates to the technical field of storage, in particular to a method and a system for detecting an electricity storage battery.
Background
In the field of storage, most of storage system designs ensure the power supply safety of the storage system through a Battery backup unit (BBU for short). When the storage system is powered off accidentally, the BBU can supply power continuously in the next short time, so that temporary data in the storage system can be written into the hard disk safely and reliably, and the data stability of the storage system is ensured.
For BBUs, the memory system has a requirement: the BBU continuous power supply time, namely a time evaluated by the memory system according to design, can ensure the data reliability of the memory system only if the BBU continuous power supply time meets the requirement of the time. However, BBU also has quality concerns: although the memory system can detect the quality of BBU at system startup, some BBUs become worse and worse after the memory system is used.
Therefore, for such BBUs, the memory system needs to implement a detection means to prevent the BBU from being able to sustain power supply when a true unexpected power failure accident occurs.
Disclosure of Invention
In view of this, the present invention provides a method and a system for detecting an electric storage battery, which can ensure the power supply capability of a storage system, avoid the hidden danger of data loss, and improve the reliability of the storage system. The specific scheme is as follows:
a method of testing an electricity storage cell, comprising:
cutting off the power supply of the power supply through the complex programmable logic device;
triggering the power supply of the electricity storage battery;
after the power failure is carried out for a set time, the power supply of the power supply is recovered through the complex programmable logic device;
and calculating the discharge capacity of the electricity storage battery within the set time, and judging whether the discharge capacity is in a standard range.
Preferably, in the method for detecting an electric storage battery provided in the embodiment of the present invention, while the power supply of the power supply is cut off by the complex programmable logic device, the method further includes:
starting a register in a storage system through a complex programmable logic device, wherein the storage system still works normally;
when the power supply of the power supply is recovered through the complex programmable logic device, the method further comprises the following steps:
and closing a register in the storage system through the complex programmable logic device.
Preferably, in the method for detecting an electric storage battery provided in the embodiment of the present invention, before the power supply of the power supply is cut off by the complex programmable logic device, the method further includes:
the memory system has reached a fixed period of normal operation.
Preferably, in the method for detecting an electric storage battery provided by an embodiment of the present invention, the fixed period ranges from 1 day to 7 days.
Preferably, in the method for detecting an electricity storage battery provided in an embodiment of the present invention, calculating a discharge amount of the electricity storage battery within the set time, and determining whether the discharge amount is within a standard range includes:
calculating the discharge capacity of the electricity storage battery within the set time, and determining the total electric quantity of the electricity storage battery;
calculating the continuous power supply time of the electricity storage battery according to the total electric quantity of the electricity storage battery;
and judging whether the continuous power supply time is in a standard range or not according to the continuous power supply time.
Preferably, in the method for detecting an electric storage battery provided in an embodiment of the present invention, the setting time is in a range of 1 second to 10 seconds.
The embodiment of the invention also provides a system for detecting the electricity storage battery, which comprises:
the power supply cutting module is used for cutting off the power supply of the power supply through the complex programmable logic device;
the power supply triggering module is used for triggering the power supply of the power storage battery;
the power supply recovery module is used for recovering the power supply of the power supply through the complex programmable logic device after the power failure of the complex programmable logic device is finished within a set time;
and the discharge amount calculation module is used for calculating the discharge amount of the electricity storage battery within the set time and judging whether the discharge amount is within a standard range.
Preferably, in the system for detecting an electric storage battery provided in an embodiment of the present invention, the system further includes:
the register starting module is used for starting a register in the storage system while cutting off the power supply of a power supply through the complex programmable logic device, and the storage system still works normally;
and the register closing module is used for closing the register in the storage system while recovering the power supply of the power supply through the complex programmable logic device.
The invention provides a method and a system for detecting an electricity storage battery, which comprises the following steps: cutting off the power supply of the power supply through the complex programmable logic device; triggering the power supply of the electricity storage battery; after the power failure is carried out for a set time, the power supply of the power supply is recovered through the complex programmable logic device; and calculating the discharge capacity of the storage battery within a set time, and judging whether the discharge capacity is in a standard range. Like this, through the health condition who detects storage battery, can detect storage battery that storage system operation in-process quality problems appears, and then remind the customer to change storage battery as early as possible, perfect storage system's power module, guaranteed storage system's power supply ability, avoid taking place the hidden danger of data loss, ensure storage system's safe operation, promoted storage system's reliability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a flowchart of a method for detecting an electric storage battery according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a method for detecting an electricity storage battery, which comprises the following steps as shown in figure 1:
s101, cutting off power supply of a power supply through a complex programmable logic device;
s102, triggering power supply of an electricity storage battery;
s103, after the power failure for a set time, recovering the power supply of the power supply through the complex programmable logic device;
and S104, calculating the discharge capacity of the storage battery within the set time, and judging whether the discharge capacity is in the standard range.
In the method for detecting the electricity storage battery provided by the embodiment of the invention, firstly, the power supply of a power supply is cut off through a complex programmable logic device; then triggering the power supply of the electricity storage battery; after the power is cut off for a set time, the power supply of the power supply is recovered through the complex programmable logic device; and finally, calculating the discharge capacity of the storage battery within a set time, and judging whether the discharge capacity is in a standard range. Like this, through the health condition who detects storage battery, can detect storage battery that storage system operation in-process quality problems appears, and then remind the customer to change storage battery as early as possible, perfect storage system's power module, guaranteed storage system's power supply ability, avoid taking place the hidden danger of data loss, ensure storage system's safe operation, promoted storage system's reliability.
It should be noted that, when a Battery Backup Unit (BBU) is applied to a memory system, after a power supply is turned off, the BBU can continuously supply power for a short time, so as to ensure that data in the memory system can be safely stored. Complex programmable logic device (Complex)
Programmable L analog Device, abbreviated as CP L D), is a digital integrated circuit which users can construct logic function according to their needs, the invention controls the power supply of the storage system power supply through CP L D chip.
In specific implementation, in the method for detecting an electric storage battery provided in the embodiment of the present invention, while the power supply of the power supply is cut off by the complex programmable logic device, the method may further include:
the register in the storage system is started through the complex programmable logic device, and the storage system still works normally;
when the power supply of the power supply is recovered through the complex programmable logic device, the method further comprises the following steps:
the registers in the memory system are shut down by the complex programmable logic device.
It is understood that CP L D may be provided with a special register before performing the power-off test to inform the storage system that the power-off is not a real system power-off, and the storage system will operate normally after recognizing that it will not be shut down, and the register is set to 1 while the power supply is cut off, and set to 0 while the power supply is restored.
Further, in specific implementation, in the method for detecting an electricity storage battery provided in the embodiment of the present invention, in order to periodically detect the electricity storage battery, that is, to periodically simulate a power failure, before the power supply of the power supply is cut off by the complex programmable logic device, the method may further include:
the normal operation of the storage system has reached a fixed period.
The fixed period may here be set in the range of 1 day to 7 days, for example, the power supply to the storage system is cut off for a fixed period of time, such as one day, or one week.
In a specific implementation, in the method for detecting an electricity storage battery provided in the embodiment of the present invention, the step S104 calculates a discharge amount of the electricity storage battery within a set time, and determines whether the discharge amount is within a standard range, which may specifically include the following steps:
firstly, calculating the discharge capacity of the electricity storage battery within a set time, and determining the total electric quantity of the electricity storage battery;
then, calculating the continuous power supply time of the electricity storage battery according to the total electric quantity of the electricity storage battery;
and finally, judging whether the continuous power supply time is in a standard range or not according to the continuous power supply time.
The set time range can be set to be 1-10 seconds, the power storage battery discharges to maintain the reliability of the storage system within the set time, after the set time is over, the CP L D recovers the power supply of the power supply, and the discharge amount of the power storage battery within the set time is calculated, so that the power supply of the power storage battery can be maintained for a long time to judge whether the power storage battery meets the requirement of the storage system when the power supply is actually powered off according to the total electric quantity of the power storage battery.
Based on the same inventive concept, embodiments of the present invention further provide a system for detecting an electric storage battery, and since the principle of the system for solving the problem is similar to the aforementioned method for detecting an electric storage battery, the implementation of the system can refer to the implementation of the method for detecting an electric storage battery, and repeated details are not repeated.
In specific implementation, the system for detecting an electricity storage battery provided by the embodiment of the invention specifically includes:
the power supply cutting module is used for cutting off the power supply of the power supply through the complex programmable logic device;
the power supply triggering module is used for triggering the power supply of the power storage battery;
the power supply recovery module is used for recovering the power supply of the power supply through the complex programmable logic device after the power failure in set time;
and the discharge amount calculation module is used for calculating the discharge amount of the storage battery within the set time and judging whether the discharge amount is within the standard range.
In the system for detecting the electricity storage battery provided by the embodiment of the invention, the health state of the electricity storage battery can be detected through the interaction of the four modules, the electricity storage battery with quality problems in the operation process of the storage system can be detected, and a customer is further reminded to replace the electricity storage battery as soon as possible, so that the power supply module of the storage system is perfected, the power supply capacity of the storage system is ensured, the hidden danger of data loss is avoided, the safe operation of the storage system is ensured, and the reliability of the storage system is improved.
Further, in a specific implementation, in the system for detecting an electric storage battery provided in an embodiment of the present invention, the system may further include:
the register starting module is used for starting a register in the storage system while cutting off the power supply of the power supply through the complex programmable logic device, and the storage system still works normally;
and the register closing module is used for closing the register in the storage system while recovering the power supply of the power supply through the complex programmable logic device.
The embodiment of the invention provides a method and a system for detecting an electricity storage battery, which comprises the following steps: cutting off the power supply of the power supply through the complex programmable logic device; triggering the power supply of the electricity storage battery; after the power failure is carried out for a set time, the power supply of the power supply is recovered through the complex programmable logic device; and calculating the discharge capacity of the storage battery within a set time, and judging whether the discharge capacity is in a standard range. Like this, through the health condition who detects storage battery, can detect storage battery that storage system operation in-process quality problems appears, and then remind the customer to change storage battery as early as possible, perfect storage system's power module, guaranteed storage system's power supply ability, avoid taking place the hidden danger of data loss, ensure storage system's safe operation, promoted storage system's reliability.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The method and the system for detecting the electric storage battery provided by the invention are described in detail above, and the principle and the implementation mode of the invention are explained by applying specific examples, and the description of the examples is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (6)
1. A method of testing an electricity storage cell, comprising:
cutting off power supply of a power supply through a complex programmable logic device, and simultaneously starting a register in a storage system through the complex programmable logic device, wherein the storage system still works normally;
triggering the power supply of the electricity storage battery;
after the power failure is carried out for a set time, the power supply of the power supply is recovered through the complex programmable logic device, and meanwhile, a register in a storage system is closed through the complex programmable logic device;
and calculating the discharge capacity of the electricity storage battery within the set time, and judging whether the discharge capacity is in a standard range.
2. The method for detecting an electric storage battery according to claim 1, before cutting off the power supply from the power supply by the complex programmable logic device, further comprising:
the memory system has reached a fixed period of normal operation.
3. The method of inspecting an electricity storage battery according to claim 2, wherein the fixed period ranges from 1 day to 7 days.
4. The method for detecting the electric storage battery according to claim 3, wherein the step of calculating the discharge amount of the electric storage battery within the set time and judging whether the discharge amount is within a standard range specifically comprises the steps of:
calculating the discharge capacity of the electricity storage battery within the set time, and determining the total electric quantity of the electricity storage battery;
calculating the continuous power supply time of the electricity storage battery according to the total electric quantity of the electricity storage battery;
and judging whether the continuous power supply time is in a standard range or not according to the continuous power supply time.
5. The method of inspecting an electric storage battery according to claim 4, wherein the set time is in a range of 1 second to 10 seconds.
6. A system for testing an electricity storage cell, comprising:
the power supply cutting module is used for cutting off the power supply of the power supply through the complex programmable logic device;
the register starting module is used for starting a register in the storage system while cutting off the power supply of a power supply through the complex programmable logic device, and the storage system still works normally;
the power supply triggering module is used for triggering the power supply of the power storage battery;
the power supply recovery module is used for recovering the power supply of the power supply through the complex programmable logic device after the power failure of the complex programmable logic device is finished within a set time;
the register closing module is used for closing a register in a storage system while recovering the power supply of the power supply through the complex programmable logic device;
and the discharge amount calculation module is used for calculating the discharge amount of the electricity storage battery within the set time and judging whether the discharge amount is within a standard range.
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| CN108152746B (en) * | 2017-12-14 | 2021-05-25 | 郑州云海信息技术有限公司 | Method and system for detecting battery activity of standby power supply pack |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10386421B2 (en) * | 2015-09-14 | 2019-08-20 | Facebook, Inc. | Energy based battery backup unit testing |
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| CN104656021A (en) * | 2013-11-19 | 2015-05-27 | 艾默生网络能源有限公司 | Method and device for predicting remaining capacity of battery |
| CN105607011A (en) * | 2016-03-23 | 2016-05-25 | 北京经纬恒润科技有限公司 | Method and device for estimating state of health (SOH) of battery |
| CN105912089A (en) * | 2016-04-07 | 2016-08-31 | 浪潮电子信息产业股份有限公司 | Battery redundancy method, device and system |
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