WO2010043158A1 - 一种控制基站中蓄电池充放电的方法和装置 - Google Patents

一种控制基站中蓄电池充放电的方法和装置 Download PDF

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Publication number
WO2010043158A1
WO2010043158A1 PCT/CN2009/074369 CN2009074369W WO2010043158A1 WO 2010043158 A1 WO2010043158 A1 WO 2010043158A1 CN 2009074369 W CN2009074369 W CN 2009074369W WO 2010043158 A1 WO2010043158 A1 WO 2010043158A1
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WO
WIPO (PCT)
Prior art keywords
base station
battery
charging
discharging
time period
Prior art date
Application number
PCT/CN2009/074369
Other languages
English (en)
French (fr)
Inventor
孙书星
陈雪海
倪辉
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to EP09820234A priority Critical patent/EP2339686A4/en
Publication of WO2010043158A1 publication Critical patent/WO2010043158A1/zh
Priority to US13/086,045 priority patent/US8723484B2/en

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/44Methods for charging or discharging
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007Regulation of charging or discharging current or voltage
    • H02J7/00712Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H02J7/007182Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007Regulation of charging or discharging current or voltage
    • H02J7/007188Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M10/4257Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method and apparatus for controlling charging and discharging of a battery in a base station. Background technique
  • FIG. 1 The schematic diagram of controlling the charging and discharging of the base station battery in the prior art is shown in FIG. 1.
  • the mains or the oil machine is connected to the PDB (Power Distribution Box) through the ATS (Automatic Transfer Switch), and the PDB will be connected from the ATS.
  • the received current is distributed to power systems such as power supplies and air conditioning lighting.
  • the power supply is composed of a PMU (Power Management Unit) and a PSU (Power Supply Unit), and the current reaching the power source is further sent to the BTS (Base Transceiver)/transmission station and the battery pack. Charge the battery pack.
  • PMU Power Management Unit
  • PSU Power Supply Unit
  • a battery When the mains is abnormally powered off, power is supplied to the electric system such as air-conditioning lighting through a battery or a battery pack (for convenience of description, hereinafter collectively referred to as a battery).
  • a battery for convenience of description, hereinafter collectively referred to as a battery.
  • the base station is equipped with a battery, only the scenario in which the battery is supplied to the base station device when the utility power is abnormally powered off is considered, that is, the charging and discharging state of the battery is mainly caused by the battery itself according to the voltage difference between the battery voltage and the power supply output voltage. Control is carried out, therefore, its control method is single, increasing the cost of electricity. Summary of the invention
  • Embodiments of the present invention provide a method and apparatus for controlling charging and discharging of a battery in a base station, which are used to implement reasonable control of a state of charge and discharge of a battery to reduce power consumption.
  • An embodiment of the present invention provides a method for controlling charging and discharging of a battery in a base station, including: acquiring configuration parameters for controlling charging and discharging of a battery in a base station in a base station; and controlling the base station according to a current time and the configuration parameter Charge and discharge of the battery.
  • An embodiment of the present invention provides an apparatus for controlling charging and discharging of a battery in a base station, including: an acquiring unit, configured to acquire a configuration parameter used by the base station to control charging and discharging of a battery in the base station;
  • a charging and discharging control unit configured to control charging and discharging of the battery in the base station according to the current time and configuration parameters acquired by the acquiring unit.
  • the embodiment of the invention has the following advantages:
  • the charging of the battery in the base station can be reasonably controlled.
  • the discharge time reduces the power cost of the base station.
  • FIG. 1 is a schematic diagram of charging and discharging a battery in a control base station in the prior art
  • FIG. 2 is a flow chart of charging and discharging a battery in a control base station according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of a networking environment in an embodiment of the present invention.
  • FIG. 4 is a flowchart of a method for charging and discharging a battery in a base station according to an embodiment of the present invention
  • FIG. 5 is another flowchart of a method for charging and discharging a battery in a base station according to an embodiment of the present invention
  • FIG. 6 is a flowchart of controlling a base station according to an embodiment of the present invention
  • FIG. 7 is a schematic structural diagram of an apparatus for controlling charging and discharging of a battery in a base station according to an embodiment of the present invention
  • FIG. 8 is another embodiment of a device for controlling charging and discharging of a battery in a base station according to an embodiment of the present invention
  • Schematic detailed description
  • the embodiment of the invention provides a method for controlling charging and discharging of a battery in a base station. As shown in FIG. 2, the method includes:
  • Step s201 Acquire configuration parameters in the base station.
  • the configuration parameter is used to control charging and discharging of a battery in a base station.
  • Step s202 Control charging and discharging of the battery in the base station according to the current time and the configuration parameter.
  • configuration parameters for controlling charging and discharging of the battery in the base station are also required to be previously configured in the base station.
  • the configuration parameter may include a charge and discharge time period parameter and a charge and discharge depth parameter; for example, the charge and discharge time period parameter includes a first time period and a second time period in which the electricity price is different, for example, the electricity price of the first time period Below the electricity price of the second period.
  • the charge and discharge depth parameter includes at least: a discharge threshold.
  • the base station can complete the configuration parameters according to the content received from the management maintenance center OMC platform.
  • the battery charging and discharging control method in step s202 may be: if it is determined that the current time belongs to the first time period, then the battery in the base station is charged until full; if it is determined that the current time belongs to the second time period Then, the battery is controlled to the discharge threshold in the base station, and during the battery power supply process, the connection between the base station and the external power supply is disconnected.
  • the charging and discharging of the battery may be further controlled in combination with the state of the ATS in addition to the current time and the configuration parameters.
  • the battery charging and discharging control method may be: the state of the ATS is: Powered by the mains, if it is judged that the current time belongs to the first time period, the battery in the base station is charged until full; if it is judged that the current time belongs to the second time period, the battery is controlled to the discharge threshold in the base station, and the battery is powered off. Open the connection between the base station and the external power supply.
  • the state of the ATS can be directly detected by the state detection line between the ATS and the ATS.
  • the status of the ATS includes: Powered by the mains or powered by the oil.
  • the charging and discharging time of the battery in the base station can be effectively controlled, and the power consumption cost of the base station is reduced.
  • an indoor base station is taken as an example to describe a method for controlling charging and discharging of a battery in a base station according to an embodiment of the present invention.
  • a system (or base station) for controlling battery charging and discharging in the base station may include an automatic switch ATS, a power distribution box PDB, a power control unit PMU, a power rectifier unit PSU, Base station transceiver station BTS, battery and household power system (for example, air conditioning lighting).
  • the ATS is used to control the base station to switch between the mains supply and the oil supply.
  • the power control unit PMU is configured to control the state of charge and discharge of the battery according to the current time and the preset configuration.
  • the OMC (Operation Maintenance Center) platform can preset the configuration parameters required to control the battery charging and discharging in the base station on the PMU.
  • the configuration parameters may include: a charge and discharge time period parameter, a charge and discharge depth parameter, and the like.
  • Step s401 The power control unit PMU starts to obtain configuration parameters.
  • the configuration parameter is used to control the charging and discharging of the battery in the base station.
  • the configuration parameters preset in the power control unit PMU for controlling the charging and discharging of the battery in the base station include: a charging and discharging period parameter and a charging and discharging depth parameter.
  • the charging and discharging time period parameter may specifically include a plurality of time periods, for example, the dividing of the time period may be divided according to the electricity price.
  • the charging and discharging time period parameter includes a first time period and a second time period as an example, wherein The first time period is a low price period, the second time period is a high price period, and the charging and discharging depth parameter may include a discharge threshold and the like.
  • Step s402 The PMU obtains the current time, determines whether the current time belongs to the low price period, and if it belongs to the low price period, proceeds to step s403, otherwise proceeds to step s404.
  • the PMU determines whether the current time belongs to the low price period by determining whether the current time is in the first time period.
  • Step s403 the PMU charges the battery until it is full.
  • Step s404 The PMU determines whether the current time belongs to the high price period, and if it belongs to the high price period, proceeds to step s405, otherwise proceeds to step s406. For example, the PMU determines whether the current time belongs to a high price period by determining whether the current time is in the second time period.
  • Step s405 The PMU controls the battery power supply to the discharge threshold and ends. During the battery power supply process, the connection between the base station and the external power supply is disconnected.
  • Step s406 The PMU does not control the charging and discharging of the battery and ends.
  • the battery is automatically controlled to be switched between being charged and being powered according to the voltage difference between the battery and the power output.
  • the base station is disconnected from the external power supply.
  • the charging and discharging time period parameter in the embodiment includes a low price period and a high price period;
  • the charging and discharging depth parameter includes a discharging threshold as an example, and a method for controlling charging and discharging of the battery in the base station is described, but the charging is performed.
  • Specific content of the discharge time period parameter and the charge and discharge depth parameter It is not limited to this, and other different parameters may be set as needed, such as further dividing the 24 hours a day into more time periods or setting a plurality of charge and discharge thresholds.
  • an indoor base station is taken as an example to describe a method for controlling charging and discharging of a battery in a base station according to an embodiment of the present invention.
  • the difference from the previous embodiment is that the power control unit PMU controls the charging and discharging of the battery in the base station based on the ATS state detection information, the current time, and the preset configuration information.
  • a state detection line is added between the PMU and the ATS, so that the PMU can directly detect the state of the ATS.
  • the method for the PMU to obtain the state detection information of the ATS is not limited to the above method of adding the state detection line, and other methods may be used to implement communication between the PMU and the ATS.
  • the method for controlling the charging and discharging of the battery in the base station in the networking environment is as shown in FIG. 5.
  • Step s501 The PMU starts to obtain configuration parameters.
  • the configuration parameter is used to control the charging and discharging of the battery in the base station.
  • Step s502 The PMU detects whether the ATS is currently powered by the mains or the oil by the state detection line. If the power is supplied from the mains, step s503 is performed, and if the power is supplied from the oil machine, step s504 is performed.
  • the PMU detects through the status detection line whether the ATS is currently powered by the mains or by the oil.
  • Step s503 The PMU controls the charging and discharging of the battery in the base station according to the charging and discharging time period parameter and the charging and discharging depth parameter in the configuration parameter, and disconnects the base station from the external power supply during the battery power supply process.
  • Step s504 The PMU does not control the charging and discharging of the battery.
  • the battery is automatically controlled to switch between the charging and the power supply according to the voltage difference between the battery and the power output.
  • the base station is disconnected from the external power supply.
  • the 24 hours a day may be divided into a high electricity price period, a low electricity price period, and other time periods according to the electricity price of different time periods as an example, specifically
  • the flow of controlling the charging and discharging of the base station battery by the PMU in steps s501 ⁇ 504 is illustrated in Figure 6.
  • Step s601 The PMU starts to obtain a control configuration parameter for charging and discharging the battery in the base station.
  • the charging/discharging time period parameter of the configuration parameter is exemplified by a high power rate period and a low power rate period, but is not limited thereto.
  • Step s602 The PMU detects whether the base station is currently powered by the mains, if yes, proceed to step s604, if not, proceed to step s603.
  • the judging step can be set to be automatically performed every specific time period, or automatically at a pre-set time.
  • Step s603 the PMU does not control the charging and discharging of the battery, and the battery automatically controls the charging according to the voltage difference between the battery and the power supply to be switched between being charged and being powered.
  • the connection between the base station and the external power supply is disconnected. And returns to step s602.
  • Step s604 Detect whether the current low price period is current, if yes, go to step s605, otherwise go to step s606.
  • the PMU determines whether the current time is in a low price period.
  • Step s605 charging the battery, and returning to step s602.
  • Step s606 Detect whether the current high price period is current, if not, go to step s607, and if yes, go to step s608.
  • the PMU determines whether the current time is in the high price period.
  • Step s607 The PMU does not control the charging and discharging of the battery.
  • the battery is automatically controlled to be switched between charging and power supply according to the voltage difference between the battery and the power output.
  • the base station is disconnected from the external power supply, and the process returns to step s602.
  • Step s608 Control the battery power supply to the discharge threshold, that is, charge the battery to the discharge threshold, and return to step s602.
  • the discharge threshold is one of the parameters of the charge and discharge depth, for example, setting the discharge threshold to 60% of the maximum capacity of the battery.
  • the parameter configuration in the base station, and controlling the charging and discharging of the battery in the base station according to the current time and the configuration parameter can effectively control
  • the charging and discharging time of the battery in the base station reduces the power consumption cost of the base station, and conforms to the guidance of the national electricity policy. Further, other factors may be taken as factors for controlling charging and discharging of the battery in the base station, such as the ATS state and the like in the above embodiment.
  • the embodiment of the present invention further provides a device for controlling charging and discharging of a battery in a base station, which may be a power management unit PMU, or disposed in a power management unit PMU, or independent of a power management unit PMU, as shown in FIG.
  • the device includes:
  • the obtaining unit 10 is configured to acquire configuration parameters in the base station.
  • the configuration parameters are used to control the charging and discharging of the battery in the base station.
  • the charge and discharge control unit 20 is configured to control charging and discharging of the battery in the base station according to the current time and the configuration parameters acquired by the obtaining unit 10.
  • the device for controlling charging and discharging of the battery in the base station may further include:
  • the configuration unit 30 is configured to use the configuration parameter in the base station, and provide the configuration parameter to the obtaining unit 10.
  • the configuration parameter may include a charge and discharge time period parameter and a charge and discharge depth parameter, wherein the charge and discharge time period parameter includes at least a first time period and a second time period; and the charge and discharge depth parameter includes a discharge threshold and the like.
  • the configuration unit 30 is further configured to: configure parameters in the base station according to the content received from the management maintenance center OMC platform.
  • the device for controlling charging and discharging of the battery in the base station may further include:
  • the ATS state obtaining unit 40 is configured to acquire a state of the automatic switch ATS connected to the base station, and the ATS is used to control a power supply type for supplying power to the base station.
  • the ATS state acquiring unit 40 may be specifically configured to: acquire a state of the ATS by using a state detection line with the ATS.
  • the state of the ATS may include: being powered by a mains or powered by an oil machine.
  • the charge and discharge control unit 20 may specifically include: a first charge and discharge control subunit 21 or a second charge and discharge control subunit 22.
  • the first charging and discharging control sub-unit 21 is configured to: when determining that the current time belongs to the first time period, control the battery in the base station to be charged until the current time belongs to the first time period; and determine that the current time belongs to the second time period, the battery in the control base station is powered to Discharge threshold, which is also used to store electricity During the power supply of the pool, the connection between the base station and the external power supply is controlled.
  • the second charging and discharging control sub-unit 22 is configured to control the battery in the base station when the state of the ATS is obtained by the mains power supply and the current time belongs to the first time period according to the current time and the configuration parameter. Charging until full; determining that the current time belongs to the second time period, controlling the battery power supply to the discharge threshold in the base station, wherein, in the battery power supply process, controlling disconnection of the base station from the external power supply.
  • the charging and discharging control unit 20 may further include: a first determining unit 211, configured to determine, according to the current time and the configuration parameter, whether the current time belongs to the first time period or to the second time period.
  • the first charging and discharging control sub-unit 213 is configured to: when the first determining unit 211 determines that the current time belongs to the first time period, control the battery in the base station to be charged until full; when the first determining unit 211 determines that the current time belongs to the second During the time period, the battery is controlled to the discharge threshold in the base station, and is also used to control the disconnection of the base station from the external power supply during the battery power supply process.
  • the charging and discharging control unit 20 may further include: a second determining unit 221, configured to determine, according to the obtaining result of the ATS state acquiring unit 40, whether the current state is a mains power supply or a battery power supply, And when it is determined that the current state is the mains power supply, according to the current time and the configuration parameter, it is determined whether the current time belongs to the first time period or belongs to the second time period.
  • a second determining unit 221 configured to determine, according to the obtaining result of the ATS state acquiring unit 40, whether the current state is a mains power supply or a battery power supply, And when it is determined that the current state is the mains power supply, according to the current time and the configuration parameter, it is determined whether the current time belongs to the first time period or belongs to the second time period.
  • a second charging and discharging control sub-unit 223, configured to: when the second determining unit 221 determines that the current state is powered by the commercial power, and the current time belongs to the first time period, control the battery in the base station to be charged until full; The determining unit 221 determines that the current state is powered by the mains, and the current time belongs to the second time period, and controls the battery power supply to the discharge threshold in the base station, wherein, in the battery power supply process, the connection disconnects the base station from the external power supply.
  • the charging and discharging time of the battery in the base station can be effectively controlled, and the power consumption cost of the base station is reduced.
  • the state of the ATS can also be used as a factor in the current power state of the base station.
  • the communication networks in the illustrated embodiment are described as including only one base station. However, it should be understood that the base station may actually be plural.
  • the disclosed systems, devices, and methods may be implemented in other manners without departing from the spirit and scope of the application.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not executed.
  • the units described as separate components may or may not be physically separated, and the components displayed as the units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. .
  • Some or all of the modules may be selected according to actual needs to achieve the objectives of the solution of the embodiment. Those of ordinary skill in the art can understand and implement without any creative effort.
  • the described systems, apparatus, and methods, and the schematic diagrams of various embodiments may be combined or integrated with other systems, modules, techniques or methods without departing from the scope of the present application.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the software product can be stored in a non-volatile storage medium (which can be a USB flash drive, a removable hard drive, a read only memory (ROM), a random access memory (RAM), a magnetic disk, or a compact disk.
  • a non-volatile storage medium which can be a USB flash drive, a removable hard drive, a read only memory (ROM), a random access memory (RAM), a magnetic disk, or a compact disk.
  • program code may be stored, including instructions for causing a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention. .

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Description

一种控制基站中蓄电池充放电的方法和装置
本申请要求于 2008 年 10 月 13 日提交中国专利局、 申请号为 200810167580.8、 发明名称为"一种控制基站中蓄电池充放电的方法和装置" 的中国专利申请的优先权, 其全部内容通过引用结合在本申请中。 技术领域
本发明涉及通信技术领域,尤其涉及一种控制基站中蓄电池充放电的方 法和装置。 背景技术
能源问题日益成为世界关注的重中之重, 而目前移动运营商的大规模 基站不管什么时段, 基站的用电都完全取决于其自身运行, 这样一方面无 法顺应节约用电政策的引导, 另一方面还大大增加了运营商的用电成本。
现有技术中控制基站蓄电池充放电的示意图如图 1 所示, 市电或油机 通过 ATS ( Automatic Transfer System, 自动切换开关) 与 PDB ( Power Distribution Box, 电源分配箱 ) 连接, PDB将从 ATS接收到的电流分配到 电源和空调照明等用电系统中。 其中, 电源由 PMU ( Power Management Unit, 电源管理单元 ) 和 PSU ( Power Supply Unit, 电源整流单元)组成, 到达电源的电流进一步发送到 BTS ( Base Transceiver, 基站收发台 ) /传输 台和蓄电池组, 并对蓄电池组进行充电。 当市电异常断电时通过蓄电池或 蓄电池组(为描述方便, 下文统称为蓄电池)对空调照明等用电系统供电。 现有技术中基站虽然配备了蓄电池, 但只考虑了市电异常断电时由蓄 电池给基站设备供电的场景, 即蓄电池的充电和放电状态主要由蓄电池自 身依据蓄电池电压和电源输出电压的电压差进行控制, 因此, 其控制方法 单一, 增加用电成本。 发明内容
本发明实施例提供一种控制基站中蓄电池充放电的方法和装置, 用于 实现对蓄电池充放电状态的合理控制, 以降低用电成本。 本发明实施例提供一种控制基站中蓄电池充放电的方法, 包括: 获取基站中用于对基站中蓄电池的充放电进行控制的配置参数; 根据当前时刻以及所述配置参数, 控制所述基站中蓄电池的充放电。 本发明实施例提供一种控制基站中蓄电池充放电的装置, 包括: 获取单元, 用于获取基站中用于对基站中蓄电池的充放电进行控制的 配置参数;
充放电控制单元, 用于根据当前时刻以及所述获取单元获取的配置参 数, 控制所述基站中蓄电池的充放电。
与现有技术相比, 本发明实施例具有以下优点:
本发明实施例中, 通过在基站中获取用于对基站中蓄电池的充放电进 行控制的配置参数, 并根据当前时刻以及配置参数控制基站中蓄电池的充 放电, 能够合理的控制基站中蓄电池的充放电时间, 降低基站的用电成本。 附图说明
图 1为现有技术中控制基站中蓄电池充放电示意图;
图 2为本发明实施例中控制基站中蓄电池充放电流程图;
图 3为本发明实施例中的组网环境示意图;
图 4为本发明实施例中控制基站中蓄电池充放电方法的流程图; 图 5为本发明实施例中控制基站中蓄电池充放电方法的另一流程图; 图 6为本发明实施例中控制基站中蓄电池充放电方法的再一流程图; 图 7为本发明实施例中控制基站中蓄电池充放电的装置的结构示意图; 图 8为本发明实施例中控制基站中蓄电池充放电的装置的另一结构示意 图。 具体实施方式
以下结合附图和实施例, 对本发明的实施方式作进一步说明。
本发明实施例提供一种控制基站中蓄电池充放电的方法, 如图 2所示, 包括:
步骤 s201、 获取基站中的配置参数。
例如, 所述配置参数用于对基站中蓄电池的充放电进行控制。 步骤 s202、 根据当前时刻以及所述配置参数, 控制所述基站中蓄电池 的充放电。
在本发明的另一实施例中, 在步骤 s201前, 还需要预先在基站中配置 用于对基站中蓄电池的充放电进行控制的配置参数。 例如, 该配置参数可以 包括充放电时间段参数和充放电深度参数; 例如, 充放电时间段参数包括 用电价格不同的第一时段和第二时段, 例如, 所述第一时段的用电价格低 于所述第二时段的用电价格。 例如, 充放电深度参数至少包括: 放电门限。 例如, 基站可以根据从管理维护中心 OMC 平台接收的内容完成配置参数 的步骤。
在本发明的另一实施例中, 步骤 s202中的蓄电池充放电控制方法可以 为: 若判断当前时刻属于第一时段时, 则为基站中蓄电池充电直至充满; 若判断当前时刻属于第二时段时, 则控制基站中蓄电池供电至放电门限, 蓄电池供电过程中, 断开基站与外界供电源的连接。
在本发明的另一实施例中, 对蓄电池充放电除了仅考虑当前时刻以及 配置参数之外、 还可以进一步结合 ATS的状态进行控制, 例如, 该蓄电池 充放电控制方法可以为: ATS 的状态为由市电供电, 若判断当前时刻属于 第一时段时, 则为基站中蓄电池充电直至充满; 若判断当前时刻属于第二 时段时, 则控制基站中蓄电池供电至放电门限, 蓄电池供电过程中, 断开 基站与外界供电源的连接。 该流程中, ATS的状态可以通过与所述 ATS间 的状态检测线直接检测到。 例如, ATS 的状态包括: 由市电供电或由油机 供电。
本发明实施例中, 通过在基站中进行配置参数的配置, 并根据当前时刻 以及配置参数控制基站中蓄电池的充放电, 能够有效的控制基站中蓄电池的 充放电时间, 降低基站的用电成本。
下面以室内型基站为例,说明本发明实施例中控制基站中蓄电池充放电 的方法。
室内基站所处的组网环境如图 3 所示, 一种控制基站中蓄电池充放电的 系统(或基站)可以包括自动切换开关 ATS、 电源分配箱 PDB、 电源控制单 元 PMU、 电源整流单元 PSU、 基站收发台 BTS、 蓄电池和家庭用电系统(例 如, 空调照明)等。其中, ATS用于控制基站在市电供电和油机供电之间切换。 电源控制单元 PMU用于根据当前时刻以及预设的配置对蓄电池的充放电状态 进行控制。 OMC ( Operation Maintenance Center, 管理维护中心)平台可以通 过在 PMU上预设控制基站中蓄电池充放电所需的配置参数。 该配置参数可以 包括: 充放电时间段参数和充放电深度参数等。
在本发明的另一实施例中, 控制基站中蓄电池充放电的方法如图 4所示。 步骤 s401、 电源控制单元 PMU启动, 获取配置参数。
例如, 该配置参数用于对基站中蓄电池的充放电进行控制。
在本发明的另一实施例中,电源控制单元 PMU中预设用于对基站中蓄电 池的充放电进行控制的配置参数包括: 充放电时间段参数和充放电深度参 数。 其中充放电时间段参数具体可以包括多个时段, 例如该时段的划分可 以根据用电价格进行划分, 本实施例中以充放电时间段参数包括第一时段 和第二时段为例进行说明, 其中, 第一时段为低价时段, 第二时段为高价 时段, 充放电深度参数可以包括放电门限等。
步骤 s402、 PMU获取当前时刻, 判断当前时刻是否属于低价时段, 若 属于低价时段, 则进行步骤 s403, 否则进行步骤 s404。
例如, PMU通过判断当前时刻是否位于第一时段, 来判断当前时刻是 否属于低价时段。
步骤 s403、 PMU为蓄电池充电直至充满。
步骤 s404、 PMU判断当前时刻是否属于高价时段, 若属于高价时段, 则进行步骤 s405, 否则进行步骤 s406。 例如, PMU通过判断当前时刻是否 位于第二时段, 来判断当前时刻是否属于高价时段。
步骤 s405、 PMU控制蓄电池供电至放电门限并结束, 蓄电池供电过程 中, 断开基站与外界供电源的连接。
步骤 s406、 PMU不对蓄电池的充放电进行控制并结束。
例如, 蓄电池依据蓄电池和电源输出的电压差自动控制在被充电和作 为电源供电两种状态下切换, 蓄电池供电过程中, 断开基站与外界供电源 的连接。
需要说明的是, 本实施例中的充放电时间段参数以包括低价时段和高 价时段; 充放电深度参数以包括放电门限为例, 对控制基站中蓄电池充放电 的方法进行说明,但上述充放电时间段参数和充放电深度参数中的具体内容 并不局限于此, 可以根据需要设置其他不同的参数, 如进一步将一天 24小 时划分为更多的时间段或设置多个的充放电门限等。
本发明的另一实施例中, 仍以室内型基站为例, 说明本发明实施例中 控制基站中蓄电池充放电的方法。 与上一实施例的区别在于, 电源控制单元 PMU根据 ATS状态检测信息、 当前时刻以及预设的配置信息, 控制基站中蓄 电池的充放电。
为了使得 PMU能够获得 ATS的状态检测信息,在 PMU与 ATS之间添加 状态检测线,使得 PMU可以直接检测到 ATS的状态。当然, PMU获得 ATS 的状态检测信息的方法并不限于上述添加状态检测线的方法, 也可以使用 其他方法实现 PMU与 ATS之间的通信。
该组网环境中的控制基站中蓄电池充放电的方法如图 5所示。
步骤 s501、 PMU启动, 获取配置参数。
例如, 该配置参数用于对基站中蓄电池的充放电进行控制。
步骤 s502、 PMU通过状态检测线检测 ATS 当前是由市电供电还是由 油机供电, 如果由市电供电时进行步骤 s503, 如果由油机供电时进行步骤 s504。
例如, PMU通过状态检测线检测 ATS当前是由市电供电还是由油机供 电
步骤 s503、 PMU根据配置参数中的充放电时间段参数和充放电深度参 数, 控制基站中蓄电池进行充放电并结束, 蓄电池供电过程中, 断开基站 与外界供电源的连接。
例如, 具体的控制过程, 可以参考图 4实施例的步骤 402-405的过程, 在此不再赘述。
再例如, 具体的控制过程, 可以如图 6所述, 后续进行详细的描述。 步骤 s504、 PMU不对蓄电池的充放电进行控制。
例如, 蓄电池依据蓄电池和电源输出的电压差自动控制在被充电和作 为电源供电两种状态下切换并结束, 蓄电池供电过程中, 断开基站与外界 供电源的连接。
在本发明的另一实施例中, 还可以按照不同时段的用电价格将一天 24 小时划分为高电价时段、 低电价时段以及其他时段共三个时段为例, 具体 说明步骤 s501 ~ 504中 PMU对基站蓄电池充放电进行控制的流程, 如图 6 所示。
步骤 s601、 PMU启动, 获取用于对基站中蓄电池的充放电进行控制配 置参数。
例如, 配置参数的充放电时间段参数以包括高电价时段和低电价时段 为例, 但并不限于此。
步骤 s602、 PMU检测基站当前是否由市电供电, 若是, 则进行步骤 s604, 若不是, 进行步骤 s603。
例如, 该判断步骤可以设置为每隔特定的时间周期自动执行, 或在预 先设置的时刻自动执行。
步骤 s603、 PMU不对蓄电池的充放电进行控制, 蓄电池依据蓄电池和 电源输出的电压差自动控制在被充电和作为电源供电两种状态下切换, 蓄 电池供电过程中, 断开基站与外界供电源的连接, 并返回步骤 s602。
步骤 s604、 检测当前是否为低电价时段, 是则进行步骤 s605, 否则进 行步骤 s606。
例如, PMU判断当前时刻是否位于低价时段。
步骤 s605、 为蓄电池充电, 并返回步骤 s602。
步骤 s606、 检测当前是否为高电价时段, 不是则进行步骤 s607, 是则 进行步骤 s608。
例如, PMU判断当前时刻是否位于高价时段。
步骤 s607、 PMU不对蓄电池的充放电进行控制。
例如, 蓄电池依据蓄电池和电源输出的电压差自动控制在被充电和作 为电源供电两种状态下切换, 蓄电池供电过程中, 断开基站与外界供电源 的连接, 并返回步骤 s602。
步骤 s608、 控制蓄电池供电至放电门限, 即为电池充电至放电门限, 并返回步骤 s602。
蓄电池供电过程中, 断开基站与外界供电源的连接。 该放电门限为充 放电深度参数的一种, 例如设定放电门限为蓄电池最大容量的 60 % 。
通过使用本发明实施例提供的方法, 通过在基站中进行参数配置, 并 根据当前时刻以及配置参数控制基站中蓄电池的充放电, 能够有效的控制 基站中蓄电池的充放电时间, 降低基站的用电成本, 顺应了国家用电政策 的引导。 进一步的, 还可以将其他因素作为控制基站中蓄电池的充放电的 考虑因素, 如上述实施例中的 ATS状态等。
本发明实施例还提供一种控制基站中蓄电池充放电的装置, 该装置可以 为电源管理单元 PMU,或设置于电源管理单元 PMU中,或独立于电源管理单 元 PMU, 如图 7所示, 该装置包括:
获取单元 10, 用于获取基站中的配置参数。 例如, 所述配置参数用于 对基站中蓄电池的充放电进行控制。
充放电控制单元 20,用于根据当前时刻以及获取单元 10获取的配置参 数, 控制所述基站中蓄电池的充放电。
本发明的另一实施例中, 如图 8所示, 该控制基站中蓄电池充放电的装 置还可以包括:
配置单元 30, 用于在所述基站中所述配置参数, 并将该配置参数提供 给获取单元 10。
例如, 该配置参数可以包括充放电时间段参数和充放电深度参数, 其 中, 充放电时间段参数至少包括第一时段和第二时段; 充放电深度参数包 括放电门限等。 该配置单元 30还用于: 根据从管理维护中心 OMC平台接 收的内容在基站中配置参数。
本发明的另一实施例中, 该控制基站中蓄电池充放电的装置还可以包 括:
ATS状态获取单元 40, 用于获取与基站连接的自动切换开关 ATS的状 态, ATS用于控制为所述基站进行供电的供电类型。 具体的, 该 ATS状 态获取单元 40具体可以用于: 通过与 ATS间的状态检测线, 获取 ATS的 状态。 在本发明的另一实施例中, ATS 的状态可以包括: 由市电供电或由 油机供电。
本发明的另一实施例中, 上述充放电控制单元 20可以具体包括: 第一 充放电控制子单元 21或第二充放电控制子单元 22。
第一充放电控制子单元 21, 用于根据当前时刻以及配置参数, 判断当 前时刻属于第一时段时, 控制基站中蓄电池充电直至充满; 判断当前时刻 属于第二时段时, 控制基站中蓄电池供电至放电门限, 其中, 还用于蓄电 池供电过程中, 控制断开基站与外界供电源的连接。
第二充放电控制子单元 22, 用于根据当前时刻以及所述配置参数, 当 ATS状态获取单元 40获取到 ATS的状态为由市电供电, 判断当前时刻属 于第一时段时, 控制基站中蓄电池充电直至充满; 判断当前时刻属于第二 时段时, 控制基站中蓄电池供电至放电门限, 其中, 还用于蓄电池供电过 程中, 控制断开基站与外界供电源的连接。
本发明的另一实施例中, 上述充放电控制单元 20还可以包括: 第一判断单元 211, 用于根据当前时刻以及配置参数, 判断当前时刻是 属于第一时段时, 还是属于第二时段。
第一充放电控制子单元 213,用于当所述第一判断单元 211判断当前时 刻属于第一时段时, 控制基站中蓄电池充电直至充满; 当所述第一判断单 元 211判断当前时刻属于第二时段时,控制基站中蓄电池供电至放电门限, 其中, 还用于蓄电池供电过程中, 控制断开基站与外界供电源的连接。
本发明的另一实施例中, 上述充放电控制单元 20还可以包括: 第二判断单元 221, 用于根据所述 ATS状态获取单元 40的获取结果, 判断当前状态是市电供电还是蓄电池供电, 并在判断当前状态为市电供电 时, 根据当前时刻以及所述配置参数, 判断当前时刻是属于第一时段时, 还是属于第二时段。
第二充放电控制子单元 223,用于当所述第二判断单元 221判断当前状 态为由市电供电, 且当前时刻属于第一时段时, 控制基站中蓄电池充电直 至充满; 当所述第二判断单元 221判断当前状态为由市电供电, 且当前时 刻属于第二时段时, 控制基站中蓄电池供电至放电门限, 其中, 还用于蓄 电池供电过程中, 控制断开基站与外界供电源的连接。
上述装置和各单元的具体工作过程, 具体可以参考图 2-6 的方法实施 例的过程, 在此不再赘述。
通过使用本发明实施例提供的装置,检测基站当前的供电状态, 并根据基 站当前的供电状态控制基站中蓄电池的充放电,能够有效的控制基站中蓄电池 的充放电时间,降低基站的用电成本,顺应了国家用电政策的引导。进一步的, 还可以将 ATS的状态作为基站当前供电状态中的一个因素。
为简洁起见,所示实施例中的通信网络被描述成都仅仅包括一个基站。 但是, 应当理解, 基站实际上可以多个。
在本申请所提供的几个实施例中, 应该理解到, 所揭露的系统, 装置 和方法, 在没有超过本申请的精神和范围内, 可以通过其他的方式实现。 例如, 以上所描述的装置实施例仅仅是示意性的, 例如, 所述单元的划分, 仅仅为一种逻辑功能划分, 实际实现时可以有另外的划分方式, 例如多个 单元或组件可以结合或者可以集成到另一个系统, 或一些特征可以忽略, 或不执行。 其中所述作为分离部件说明的单元可以是或者也可以不是物理 上分开的, 作为单元显示的部件可以是或者也可以不是物理单元, 即可以 位于一个地方, 或者也可以分布到多个网络单元上。 可以根据实际的需要 选择其中的部分或者全部模块来实现本实施例方案的目的。 本领域普通技 术人员在不付出创造性劳动的情况下, 即可以理解并实施。
另外, 所描述系统, 装置和方法以及不同实施例的示意图, 在不超出 本申请的范围内, 可以与其它系统, 模块, 技术或方法结合或集成。 另一 点, 所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一 些接口, 装置或单元的间接耦合或通信连接, 可以是电性, 机械或其它的 形式。 通过以上的实施方式的描述, 本领域的技术人员可以清楚地了解到 本发明可以通过硬件实现, 也可以借助软件加必要的通用硬件平台的方式 来实现基于这样的理解, 本发明的技术方案可以以软件产品的形式体现出 来, 该软件产品可以存储在一个非易失性存储介质 (可以是 U盘, 移动硬 盘, 只读存储器(ROM )、 随机存取存储器(RAM )、 磁碟或者光盘等各种 可以存储程序代码的介质等) 中, 包括若干指令用以使得一台计算机设备 (可以是个人计算机, 服务器, 或者网络设备等)执行本发明各个实施例 所述的方法的全部或部分步骤。
以上所述仅是本发明的优选实施方式, 应当指出, 对于本技术领域的 普通技术人员来说, 在不脱离本发明原理的前提下, 还可以做出若干改进 和润饰, 这些改进和润饰也应视为本发明的保护范围。

Claims

权 利 要 求
1、 一种控制基站中蓄电池充放电的方法, 其特征在于, 包括: 获取基站中用于对基站中蓄电池的充放电进行控制的配置参数; 根据当前时刻以及所述配置参数, 控制所述基站中蓄电池的充放电。
2、 如权利要求 1所述的方法, 其特征在于, 所述获取基站中的配置参 数前, 还包括: 在所述基站中配置用于对基站中蓄电池的充放电进行控制的 配置参数, 所述配置参数包括充放电时间段参数和充放电深度参数;
所述充放电时间段参数包括用电价格不同的: 第一时段和第二时段; 所述充放电深度参数包括: 放电门限。
3、 如权利要求 2所述的方法, 其特征在于, 所述在基站中配置参数包 括: 根据从管理维护中心 OMC平台接收的内容配置所述配置参数。
4、 如权利要求 2所述的方法, 其特征在于, 所述第一时段的用电价格 低于所述第二时段的用电价格, 所述根据当前时刻以及配置参数, 控制所 述基站中蓄电池的充放电包括:
在判断当前时刻属于第一时段时, 为所述基站中蓄电池充电直至充满; 在判断当前时刻属于第二时段时, 控制所述基站中蓄电池供电至所述 放电门限, 蓄电池供电过程中, 断开基站与外界供电源的连接。
5、 如权利要求 1或 2所述的方法, 其特征在于, 所述获取基站中用于 对基站中蓄电池的充放电进行控制的配置参数后, 还包括:
获取与所述基站连接的自动切换开关 ATS的状态, 所述 ATS用于控制 为所述基站进行供电的供电类型;
所述根据当前时刻以及所述配置参数, 控制所述基站中蓄电池的充放 电, 包括: 根据当前时刻以及所述配置参数, 以及所获取的 ATS的状态, 控制所述基站中蓄电池的充放电。
6、 如权利要求 5所述的方法, 其特征在于, 所述获取与所述基站连接 的 ATS的状态包括: 通过与所述 ATS间的状态检测线, 获取所述 ATS的 状态; 所述 ATS的状态包括: 由市电供电或由油机供电。
7、 如权利要求 6所述的方法, 其特征在于, 所述第一时段的用电价格 低于所述第二时段的用电价格, 所述根据当前时刻以及所述配置参数, 以 及所获取的 ATS的状态, 控制所述基站中蓄电池的充放电包括: 所述 ATS的状态为由市电供电, 在判断当前时刻属于第一时段时, 为 所述基站中蓄电池充电直至充满; 在判断当前时刻属于第二时段时, 控制 所述基站中蓄电池供电至所述放电门限, 蓄电池供电过程中, 断开基站与 外界供电源的连接。
8、 一种控制基站中蓄电池充放电的装置, 其特征在于, 包括: 获取单元, 用于获取基站中用于对基站中蓄电池的充放电进行控制的配 置参数;
充放电控制单元, 用于根据当前时刻以及所述获取单元获取的配置参 数, 控制所述基站中蓄电池的充放电。
9、 如权利要求 8所述的装置, 其特征在于, 还包括:
配置单元,用于在所述基站中配置用于对基站中蓄电池的充放电进行控 制的配置参数, 所述配置参数包括充放电时间段参数和充放电深度参数; 所述充放电时间段参数包括: 用电价格不同的第一时段和第二时段; 所述 充放电深度参数包括: 放电门限。
10、 如权利要求 9所述的装置, 其特征在于, 所述第一时段的用电价 格低于所述第二时段的用电价格, 所述充放电控制单元包括第一充放电控 制子单元: 用于根据当前时刻以及所述配置参数, 在判断当前时刻属于第 一时段时, 为所述基站中蓄电池充电直至充满; 在判断当前时刻属于第二 时段时, 控制所述基站中蓄电池供电至所述放电门限, 蓄电池供电过程中, 断开基站与外界供电源的连接。
11、 如权利要求 9所述的装置, 其特征在于, 所述第一时段的用电价 格低于所述第二时段的用电价格, 所述装置还包括:
ATS状态获取单元, 用于获取与所述基站连接的自动切换开关 ATS的 状态, 所述 AT S用于控制为所述基站进行供电的供电类型;
其中, 所述充放电控制单元包括第二充放电控制子单元: 用于当所述
ATS 的状态为由市电供电, 根据当前时刻以及所述配置参数, 在判断当前 时刻属于第一时段时, 为所述基站中蓄电池充电直至充满; 在判断当前时 刻属于第二时段时, 控制所述基站中蓄电池供电至所述放电门限, 蓄电池 供电过程中, 断开基站与外界供电源的连接。
PCT/CN2009/074369 2008-10-13 2009-10-09 一种控制基站中蓄电池充放电的方法和装置 WO2010043158A1 (zh)

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