CN111999655A - BBU electric quantity detection method, system and related components - Google Patents

BBU electric quantity detection method, system and related components Download PDF

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CN111999655A
CN111999655A CN202010790387.0A CN202010790387A CN111999655A CN 111999655 A CN111999655 A CN 111999655A CN 202010790387 A CN202010790387 A CN 202010790387A CN 111999655 A CN111999655 A CN 111999655A
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bbu
power supply
voltage
power consumption
detection method
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CN111999655B (en
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任双廷
胡龙
祝恩桥
黄强
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Beijing Inspur Data Technology Co Ltd
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements

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  • General Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The application discloses a BBU electric quantity detection method, which comprises the following steps: acquiring the core voltage and the remote power supply voltage of the BBU; obtaining a power consumption loss factor according to the difference value of the core voltage and the far-end power supply voltage; and calculating the effective power supply charge quantity of the BBU through the power consumption loss factor. The method and the device can remove the loss in the power supply process or the charging process of the BBU, so that the effective power supply charge quantity of the obtained BBU is more accurate, thereby ensuring the normal power supply of the server, improving the reliability of data and ensuring the normal operation of services. The application also discloses a BBU electric quantity detection device, electronic equipment and a computer readable storage medium, which have the beneficial effects.

Description

BBU electric quantity detection method, system and related components
Technical Field
The application relates to the field of servers, in particular to a BBU electric quantity detection method, a BBU electric quantity detection system and related components.
Background
When the server is powered off and restarted, if the power supply of a BBU (Battery Backup Unit) inside the server is insufficient, data loss is caused, and unnecessary loss is brought to a user, so that it is particularly important to accurately calculate the remaining available power supply amount of the BBU to meet the power supply requirement of the server. In the prior art, a mode of directly reading the residual charge FCC in a BBU register is adopted, the FCC is the total residual charge calculated by a metering chip in the BBU, in practical application, the BBU has certain loss when charging and discharging, and the residual charge FCC is not the residual effective power supply quantity, so that the FCC cannot accurately reflect the residual power supply quantity. Therefore, the deviation between the FCC acquired according to the scheme and the effective available power supply charge amount is large, the reliability of data cannot be guaranteed, and normal business is influenced.
Therefore, how to provide a solution to the above technical problem is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The application aims to provide a BBU electric quantity detection method, a BBU electric quantity detection device, electronic equipment and a computer readable storage medium, loss in a BBU power supply process or a charging process can be removed, and the effective available power supply electric quantity of the obtained BBU is more accurate, so that normal power supply of a server is guaranteed, data reliability is improved, and normal operation of a service is guaranteed.
In order to solve the technical problem, the application provides a BBU electric quantity detection method, including:
acquiring the core voltage and the remote power supply voltage of the BBU;
obtaining a power consumption loss factor according to the difference value of the core voltage and the far-end power supply voltage;
calculating the effective available supply charge amount of the BBU through the power consumption loss factor.
Preferably, the process of obtaining the power consumption loss factor according to the difference between the core voltage and the far-end power supply voltage specifically includes:
acquiring the discharge current of the BBU within a preset time period;
calculating a power consumption loss factor according to a first relation
Figure BDA0002623563020000021
Wherein alpha isvIs the power consumption loss factor, VgaFor the initial core voltage, V, within said predetermined time periodgbFor the end of the preset time period, the core voltage, VhaProviding an initial remote supply voltage, V, for the predetermined period of timehbFor the end of the preset time period, the remote supply voltage, IgFor the supply current in the predetermined time period, IhIs the current consumed in the preset time period, TgFor the duration of the power supply, ThThe time is the power consumption.
Preferably, the process of calculating the effective available supply charge amount of the BBU by the power consumption loss factor specifically includes:
and integrating the product of the power consumption loss factor, the core voltage and the discharge current to obtain the effective power supply charge quantity.
Preferably, the BBU power detection method further includes:
and when the voltage of the core is smaller than a preset value, determining that the effective power supply charge quantity of the BBU is 0.
Preferably, the BBU power detection method further includes:
and when the BBU meets the full charge condition, determining a preset corresponding relation according to the effective power supply charge amount and the open-circuit voltage corresponding to each detection point.
Preferably, the BBU power detection method further includes:
acquiring the current open-circuit voltage;
and obtaining the current effective power supply charge quantity according to the current open-circuit voltage and the preset corresponding relation.
Preferably, the process of acquiring the open-circuit voltage corresponding to each detection point specifically includes:
and when the BBU meets the full discharge condition, performing standing detection on each detection point, and outputting an open-circuit voltage corresponding to the detection point.
In order to solve the above technical problem, the present application further provides a BBU electric quantity detection apparatus, including:
the acquisition module is used for acquiring the core voltage and the remote power supply voltage of the BBU;
the first calculation module is used for obtaining a power consumption loss factor according to the difference value of the core voltage and the far-end power supply voltage;
a second calculating module for calculating an effective suppliable charge amount of the BBU by the power consumption loss factor.
In order to solve the above technical problem, the present application further provides an electronic device, including:
a memory for storing a computer program;
a processor for implementing the steps of the BBU power detection method as described in any one of the above when executing the computer program.
In order to solve the above technical problem, the present application further provides a computer-readable storage medium, where a computer program is stored, and the computer program, when executed by a processor, implements the steps of the BBU power detection method according to any one of the above.
The application provides a BBU electric quantity detection method, which comprises the following steps: acquiring the core voltage and the remote power supply voltage of the BBU; obtaining a power consumption loss factor according to the difference value of the core voltage and the far-end power supply voltage; and calculating the effective power supply charge quantity of the BBU through the power consumption loss factor. In practical application, by adopting the scheme of the application, the power consumption loss factor under different power supply voltages is calculated through the pressure difference between the core voltage of the BBU and the far-end power supply voltage, the effective power supply electric charge amount is calculated through the power consumption loss factor, the loss in the BBU power supply process or the charging process is removed, and the obtained effective power supply electric charge amount of the BBU is more accurate, so that the normal power supply of a server is ensured, the reliability of data is improved, and the normal operation of a service is ensured. The application also provides a BBU electric quantity detection device, electronic equipment and a computer readable storage medium, and the BBU electric quantity detection device, the electronic equipment and the computer readable storage medium have the same beneficial effects as the BBU electric quantity detection method.
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In order to more clearly illustrate the embodiments of the present application, the drawings needed for the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
FIG. 1 is a flow chart illustrating steps of a BBU power detection method provided in the present application;
fig. 2 is a schematic structural diagram of a BBU power detection apparatus provided in the present application.
Detailed Description
The core of the application is to provide a BBU electric quantity detection method, a BBU electric quantity detection device, an electronic device and a computer readable storage medium, loss in a BBU power supply process or a charging process can be removed, and the effective available power supply electric quantity of the obtained BBU is more accurate, so that normal power supply of a server is ensured, data reliability is improved, and normal operation of a service is ensured.
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all 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 application.
Referring to fig. 1, fig. 1 is a BBU electric quantity detection method provided in the present application, and the BBU electric quantity detection method includes:
s101: acquiring the core voltage and the remote power supply voltage of the BBU;
s102: obtaining a power consumption loss factor according to the difference value of the core voltage and the far-end power supply voltage;
specifically, the loss of the BBU in the charging and discharging processes is considered, so that the power consumption loss factor under the current power supply voltage is calculated by calculating the voltage difference between the core voltage of the BBU and the far-end power supply voltage, the effective power supply charge quantity of the BBU calculated by the power consumption loss factor is removed, and the loss of the BBU in the charging and discharging processes is removed, so that the accuracy of the subsequent calculation of the effective power supply charge quantity of the BBU is improved.
As a preferred embodiment, the acquiring the core voltage and the remote supply voltage of the BBU in S101 refers to acquiring the core voltage and the remote supply voltage of the BBU within a preset time period, and therefore, the obtaining the power consumption loss factor according to the difference between the core voltage and the remote supply voltage may specifically include:
acquiring the discharge current of the BBU in a preset time period;
calculating a power consumption loss factor according to a first relation
Figure BDA0002623563020000041
Wherein alpha isvTo a loss factor of power consumption, VgaIs the initial core voltage V within a preset time periodgbFor ending the core voltage, V, within a predetermined time periodhaFor an initial remote supply voltage, V, over a predetermined period of timehbFor the end of a predetermined period of time, the remote supply voltage, IgFor a supply current in a predetermined time period, IhFor a consumption current in a predetermined time period, TgFor the duration of the power supply, ThThe time is the power consumption.
S103: and calculating the effective power supply charge quantity of the BBU through the power consumption loss factor.
As a preferred embodiment, the process of calculating the effective power supply charge amount of the BBU through the power consumption loss factor is specifically as follows: and integrating the product of the power consumption loss factor, the core voltage and the discharge current to obtain the effective power supply charge quantity. It can be understood that, considering that the BBU cannot meet the service requirement and cannot provide normal power supply after the core voltage of the BBU is lower than a certain value, the electric charge at this time is an ineffective electric charge, and therefore, after the core voltage of the BBU is determined to be lower than the certain value, the obtained electric charge is ignored, that is, the effective available power supply electric charge amount corresponding to the current core voltage is determined to be 0, so as to ensure the validity of the integral electric charge. The charge quantity under the invalid discharge voltage is removed in the calculation of the effective power supply charge quantity, the obtained charge quantity is ensured to be the effective power supply charge, and the accuracy of the effective power supply charge quantity is further improved.
Therefore, in the embodiment, the power consumption loss factor under different power supply voltages is calculated through the difference between the core voltage of the BBU and the far-end power supply voltage, the effective power supply charge amount is calculated through the power consumption loss factor, the loss in the BBU power supply process or the charging process is eliminated, and the obtained effective power supply charge amount of the BBU is more accurate, so that the normal power supply of the server is ensured, the reliability of data is improved, and the normal operation of a service is ensured.
On the basis of the above-described embodiment:
as a preferred embodiment, the BBU power detection method further includes:
and when the BBU meets the full charge condition, determining a preset corresponding relation according to the effective power supply charge amount and the open-circuit voltage corresponding to each detection point.
As a preferred embodiment, the BBU power detection method further includes:
acquiring the current open-circuit voltage;
and obtaining the current effective power supply charge quantity according to the current open-circuit voltage and the preset corresponding relation.
As a preferred embodiment, the process of acquiring the open-circuit voltage corresponding to each detection point specifically includes:
and when the BBU meets the full discharge condition, performing standing detection at each detection point, and outputting an open-circuit voltage corresponding to the detection point.
Specifically, in order to further improve the efficiency of detecting the electric quantity of the BBU, the present embodiment may obtain, in advance, the effective amount of electric charge that can be supplied to the BBU and the open-circuit voltage thereof at each detection point in the test environment, and obtain the corresponding relationship between the two, so that in the actual application process, the current effective amount of electric charge that can be supplied to the BBU is directly determined through the corresponding relationship, and the efficiency is improved.
Specifically, considering that the battery health state of the BBU affects the detection of the effective amount of power-supply electric charge, in a test environment, the battery health state of the BBU is first determined, and if the battery health state is an abnormal state, the BBU is first processed, and if the battery health state is a healthy state, the subsequent operation is performed. It is understood that the battery health of the BBU can be determined by data from certain registers in the BBU.
Specifically, the BBU is charged firstly to reach a full charge condition, so that the open-circuit voltage and the effective available power supply charge amount corresponding to each detection point can be acquired subsequently. The full charge condition may be that the charge voltage is greater than 12V and the charge current is less than 80mA, and certainly, the full charge conditions of BBUs of different devices may also be different, and may be set according to actual operating conditions, and this embodiment is not specifically limited herein.
When the BBU reaches the full charge condition, discharging the BBU, and in the discharging process, obtaining the effective power supply charge amount corresponding to each detection point through the steps in S101-S103 until the full discharge condition of the BBU is reached, wherein the full discharge condition of the BBU may be specifically a discharge voltage less than 8.1V, and of course, the full discharge conditions of the BBU of different devices may be different and set according to actual working conditions, and the embodiment is not specifically limited herein.
And charging the BBU again to enable the BBU to reach a full-charge condition, then discharging the BBU, performing standing detection at each detection point, and outputting the open-circuit voltage, the battery capacity and the residual electric quantity corresponding to the current detection point until the BBU full-discharge condition is reached.
According to the calculated effective power supply charge quantity, the power consumption loss factor and the open-circuit voltage of the corresponding detection point, the corresponding relation between the effective power supply charge quantity and the open-circuit voltage is obtained, the corresponding relation can be embodied in a form of a table or a form of a curve graph, in practical application, the open-circuit voltage is directly read, the current effective power supply charge quantity is obtained according to the open-circuit voltage and the obtained corresponding relation, the accuracy is guaranteed, meanwhile, the efficiency is improved, the reliability of data is further improved, and the normal power supply of a server and the normal operation of services are guaranteed.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a BBU power detection apparatus provided in the present application, where the BBU power detection apparatus includes:
the device comprises an acquisition module 1, a power supply module and a power supply module, wherein the acquisition module is used for acquiring the core voltage and the remote power supply voltage of the BBU;
the first calculation module 2 is used for obtaining a power consumption loss factor according to a difference value between the core voltage and the far-end power supply voltage;
and the second calculating module 3 is used for calculating the effective power supply charge quantity of the BBU through the power consumption loss factor.
Therefore, in the embodiment, the power consumption loss factor under different power supply voltages is calculated through the difference between the core voltage of the BBU and the far-end power supply voltage, the effective power supply charge amount is calculated through the power consumption loss factor, the loss in the BBU power supply process or the charging process is eliminated, and the obtained effective power supply charge amount of the BBU is more accurate, so that the normal power supply of the server is ensured, the reliability of data is improved, and the normal operation of a service is ensured.
As a preferred embodiment, the first computing module 2 comprises:
the acquisition unit is used for acquiring the discharge current of the BBU in a preset time period;
a calculation unit for calculating the power consumption loss factor according to a first relation
Figure BDA0002623563020000071
Wherein alpha isvTo a loss factor of power consumption, VgaIs the initial core voltage V within a preset time periodgbFor ending the core voltage, V, within a predetermined time periodhaFor an initial remote supply voltage, V, over a predetermined period of timehbFor the end of a predetermined period of time, the remote supply voltage, IgFor a supply current in a predetermined time period, IhFor a consumption current in a predetermined time period, TgFor the duration of the power supply, ThFor the power consumption duration, it can be understood that, in the discharging process, the power supply current in the preset time period and the power consumption current in the preset time period are equal to the discharging current.
As a preferred embodiment, the second calculating module 3 is specifically configured to:
and integrating the product of the power consumption loss factor, the core voltage and the discharge current to obtain the effective power supply charge quantity.
As a preferred embodiment, the second calculation module 3 is further configured to:
and when the voltage of the core is less than a preset value, determining that the effective power supply charge quantity of the BBU is 0.
As a preferred embodiment, the BBU power detection apparatus further includes:
and the preprocessing module is used for determining a preset corresponding relation according to the effective power supply charge amount and the open-circuit voltage corresponding to each detection point when the BBU meets the full charge condition.
As a preferred embodiment, the BBU power detection apparatus further includes:
and the processing module is used for acquiring the current open-circuit voltage and obtaining the current effective power supply charge quantity according to the current open-circuit voltage and the preset corresponding relation.
As a preferred embodiment, the process of acquiring the open-circuit voltage corresponding to each detection point specifically includes:
and when the BBU meets the full discharge condition, performing standing detection at each detection point, and outputting an open-circuit voltage corresponding to the detection point.
In another aspect, the present application further provides an electronic device, including:
a memory for storing a computer program;
a processor for implementing the steps of the BBU power detection method as described in any one of the above embodiments when executing the computer program.
For an introduction of an electronic device provided in the present application, please refer to the above embodiments, which are not described herein again.
The electronic equipment provided by the application has the same beneficial effects as the BBU electric quantity detection method.
In another aspect, the present application further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the steps of the BBU power detection method as described in any one of the above embodiments.
For the introduction of a computer-readable storage medium provided in the present application, please refer to the above embodiments, which are not described herein again.
The computer-readable storage medium provided by the application has the same beneficial effects as the BBU electric quantity detection method.
It is further noted that, in the present specification, relational terms such as first and second, and the like are 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 previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A BBU electric quantity detection method is characterized by comprising the following steps:
acquiring the core voltage and the remote power supply voltage of the BBU;
obtaining a power consumption loss factor according to the difference value of the core voltage and the far-end power supply voltage;
calculating the effective available supply charge amount of the BBU through the power consumption loss factor.
2. The BBU electric quantity detection method according to claim 1, wherein the process of obtaining the power consumption loss factor according to the difference between the core voltage and the remote supply voltage specifically comprises:
acquiring the discharge current of the BBU within a preset time period;
calculating a power consumption loss factor according to a first relation
Figure FDA0002623563010000011
Wherein alpha isvIs the power consumption loss factor, VgaFor the initial core voltage, V, within said predetermined time periodgbFor the end of the preset time period, the core voltage, VhaProviding an initial remote supply voltage, V, for the predetermined period of timehbFor the end of the preset time period, the remote supply voltage, IgFor the supply current in the predetermined time period, IhConsumption current, T, in the predetermined time periodgFor the duration of the power supply, ThThe time is the power consumption.
3. The BBU power detection method of claim 2, wherein the process of calculating the effective amount of suppliable charge of the BBU via the power consumption dissipation factor specifically comprises:
and integrating the product of the power consumption loss factor, the core voltage and the discharge current to obtain the effective power supply charge quantity.
4. The BBU power detection method of claim 3, further comprising:
and when the voltage of the core is smaller than a preset value, determining that the effective power supply charge quantity of the BBU is 0.
5. The BBU power detection method of any one of claims 1-4, further comprising:
and when the BBU meets the full charge condition, determining a preset corresponding relation according to the effective power supply charge amount and the open-circuit voltage corresponding to each detection point.
6. The BBU power detection method of claim 5, further comprising:
acquiring the current open-circuit voltage;
and obtaining the current effective power supply charge quantity according to the current open-circuit voltage and the preset corresponding relation.
7. The BBU electric quantity detection method of claim 5, wherein the process of obtaining the open-circuit voltage corresponding to each detection point specifically comprises:
and when the BBU meets the full discharge condition, performing standing detection on each detection point, and outputting an open-circuit voltage corresponding to the detection point.
8. A BBU electric quantity detection device is characterized by comprising:
the acquisition module is used for acquiring the core voltage and the remote power supply voltage of the BBU;
the first calculation module is used for obtaining a power consumption loss factor according to the difference value of the core voltage and the far-end power supply voltage;
a second calculating module for calculating an effective suppliable charge amount of the BBU by the power consumption loss factor.
9. An electronic device, comprising:
a memory for storing a computer program;
a processor for implementing the steps of the BBU power detection method according to any one of claims 1-7 when executing said computer program.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a computer program which, when executed by a processor, implements the steps of the BBU power detection method according to any one of claims 1-7.
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5714870A (en) * 1996-12-18 1998-02-03 Intel Corporation Method for measuring suspend-time power consumption in a battery-powered electronic device
CN102540092A (en) * 2010-10-13 2012-07-04 菲尼克斯电气公司 Method and device for monitoring the maximum available capacity of battery
CN103558559A (en) * 2013-11-12 2014-02-05 上海电机学院 System and method for monitoring state of charge of wireless sensor
CN106093795A (en) * 2016-08-03 2016-11-09 北京品驰医疗设备有限公司 The electric quantity monitoring method of a kind of brain pacemaker and electric quantity monitoring system
CN106324508A (en) * 2015-07-02 2017-01-11 华为技术有限公司 Battery health state detection device and method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5714870A (en) * 1996-12-18 1998-02-03 Intel Corporation Method for measuring suspend-time power consumption in a battery-powered electronic device
CN102540092A (en) * 2010-10-13 2012-07-04 菲尼克斯电气公司 Method and device for monitoring the maximum available capacity of battery
CN103558559A (en) * 2013-11-12 2014-02-05 上海电机学院 System and method for monitoring state of charge of wireless sensor
CN106324508A (en) * 2015-07-02 2017-01-11 华为技术有限公司 Battery health state detection device and method
CN106093795A (en) * 2016-08-03 2016-11-09 北京品驰医疗设备有限公司 The electric quantity monitoring method of a kind of brain pacemaker and electric quantity monitoring system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
飞兆半导体: ""准确测量便携式设备电池剩余电量"", 《中国电子商情》 *

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