WO2015176547A1 - 电能调度方法和装置、电源管理方法和装置 - Google Patents
电能调度方法和装置、电源管理方法和装置 Download PDFInfo
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- WO2015176547A1 WO2015176547A1 PCT/CN2015/070504 CN2015070504W WO2015176547A1 WO 2015176547 A1 WO2015176547 A1 WO 2015176547A1 CN 2015070504 W CN2015070504 W CN 2015070504W WO 2015176547 A1 WO2015176547 A1 WO 2015176547A1
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- base station
- power
- energy storage
- storage battery
- time period
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0044—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/10—The network having a local or delimited stationary reach
- H02J2310/12—The local stationary network supplying a household or a building
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/12—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load
- H02J3/14—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
- Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/222—Demand response systems, e.g. load shedding, peak shaving
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/248—UPS systems or standby or emergency generators
Definitions
- the present invention relates to the field of mobile communications, and in particular, to a power dispatching method and apparatus, and a power management method and apparatus for a base station.
- One solution in the prior art is to configure a large-scale energy storage device for the power generation system.
- the energy storage device compensates the power supply system, and when the power supply is low, the energy storage device transfers the remaining power in the power system.
- the energy storage device generally uses the methods such as pumped storage and mechanical energy storage to transfer and store electrical energy in the power grid system, and the conversion efficiency of these transfer energy modes is low.
- Embodiments of the present invention provide a power scheduling method and apparatus, a power management method, and a device, which are used for using an energy storage battery in a base station as an energy storage container of a power grid, which has low cost and high power transfer efficiency.
- a first aspect of the embodiments of the present invention provides a power scheduling method, including:
- the power scheduling device determines the first time period and the second time period
- the power scheduling device sends first indication information to at least one base station, where the first indication information is used to control an energy storage battery of the base station to store electrical energy from a power grid connected by the base station in the first time period;
- the power scheduling device sends second indication information to the at least one base station, where the second indication information is used to control the energy storage battery of the base station to compensate power to the power grid connected to the base station during the second time period.
- the acquiring, by the power scheduling device, the first time period and the second time period specifically includes:
- the power dispatching device acquires load forecasting data of the power grid from the power grid;
- the power scheduling device determines a load trough period and a load peak period of the power grid according to load forecast data of the power grid;
- the power scheduling device determines a load valley period of the power grid as a first time period, and determines a load peak time period of the power grid as a second time period.
- the acquiring the first time period and the second time period specifically includes:
- the power scheduling device receives and stores a preset for the first time period and the second time period.
- the method further includes:
- the power control device detects a state of each of the at least one base station energy storage battery
- the sending, by the power scheduling device, the first indication information to the at least one base station includes:
- the power scheduling device When the state of the energy storage battery of the base station before the first time period satisfies the first preset condition, the power scheduling device sends the first indication information to the base station;
- the sending, by the power scheduling device, the second indication information to the at least one base station specifically includes:
- the power scheduling device When the state of the energy storage battery of the base station before the second time period satisfies the second preset condition, the power scheduling device sends the second indication information to the base station.
- a fourth implementation manner of the first aspect of the embodiment of the present invention when the energy storage battery of the base station is in the first time period When less than the first preset value, determining that the state of the energy storage battery of the base station before the first time period satisfies the first preset condition.
- the power storage battery of the base station is charged before the second time period.
- the value is greater than the second preset value, determining that the state of the energy storage battery of the base station before the second time period satisfies the second preset condition.
- the method further includes:
- the power scheduling device When the state of the energy storage battery of the base station satisfies a third preset condition, the power scheduling device sends third indication information to the base station, where the third indication information is used to control the energy storage battery of the base station to stop. Compensation is applied to the grid.
- the method further includes:
- the power scheduling device acquires a charge quantity and a health factor of the energy storage battery of the base station, a service idle coefficient of the base station, and a stability coefficient of the power grid connected to the base station;
- the power scheduling device calculates a discharge of the energy storage battery of the base station according to a charge quantity and a health factor of the energy storage battery of the base station, a service idle coefficient of the base station, and a stability coefficient of the power grid connected to the base station. Depth threshold
- the power scheduling device determines that the state of the energy storage battery of the base station satisfies a third preset condition.
- a second aspect of the embodiments of the present invention provides a power scheduling apparatus, including:
- a first determining module configured to determine the first time period and the second time period
- a first sending module configured to send first indication information to the at least one base station, where the first indication information is used to control an energy storage battery of the base station to store electrical energy from a power grid connected by the base station in the first time period;
- a second sending module configured to send second indication information to the at least one base station, where the second indication information is used to control an energy storage battery of the base station to compensate to a power grid connected to the base station in the second time period. Electrical energy.
- the first determining module includes:
- a first acquiring unit configured to acquire load forecasting data of the power grid from the power grid
- a first determining unit configured to determine a load trough period and a load peak period of the power grid according to load forecast data of the power grid;
- a second determining unit configured to determine a load valley period of the power grid as a first time period, and determine a load peak time period of the power grid as a second time period.
- the first determining module includes:
- a receiving unit configured to receive and store presets for the first time period and the second time period.
- the power scheduling device further includes:
- a detecting module configured to detect a state of each of the at least one base station energy storage battery
- the first sending module is specifically configured to: when the state of the energy storage battery of the base station meets the first preset condition before the first time period, send the first indication information to the base station;
- the second sending module is specifically configured to: when the state of the energy storage battery of the base station meets the second preset condition before the second time period, send the second indication information to the base station.
- the first sending module further includes a third determining unit, configured to The state of the energy storage battery of the base station before the first time period is less than the first preset value, and determining that the state of the energy storage battery of the base station before the first time period satisfies the first preset condition.
- the second sending module further includes a fourth determining unit, configured to The state of the energy storage battery of the base station before the second time period is greater than the second preset value, and determining that the state of the energy storage battery of the base station before the second time period satisfies the second preset condition.
- the power scheduling device further includes:
- a third sending module configured to: after the second sending module sends the second indication information to the base station, send a third to the base station when a state of the energy storage battery of the base station meets a third preset condition Instructing information, the third indication information is used to control an energy storage battery of the base station to stop compensating power to the power grid.
- the power scheduling apparatus in the seventh implementation manner of the second aspect of the embodiment of the present invention further includes:
- An acquiring module configured to acquire a charge quantity and a health factor of the energy storage battery of the base station, a service idle coefficient of the base station, and a stability coefficient of the power grid connected to the base station;
- a calculation module configured to calculate, according to a charge quantity and a health factor of the energy storage battery of the base station, a service idle coefficient of the base station, and a stability coefficient of a power grid connected to the base station, calculate a discharge of the energy storage battery of the base station Depth threshold
- a second determining module configured to determine, when the depth of discharge of the energy storage battery of each base station reaches the discharge depth threshold, that the state of the energy storage battery of the base station meets a third preset condition.
- a third aspect of the embodiments of the present invention provides a power management method, including:
- the power management device receives the first indication information and the second indication information from the power scheduling device;
- the power management device controls, according to the first indication information, that the energy storage battery of the first base station stores electrical energy from a power grid connected by the first base station in a first time period;
- the power management device controls, according to the second indication information, the energy storage battery of the first base station to compensate power to the power grid connected to the first base station in a second time period.
- the method further includes:
- the power management device monitors, in real time, the load power of the first base station, related parameters of the power grid connected to the first base station, and related parameters of the energy storage battery of the first base station, and sends the data to the power dispatching device. .
- the method further includes:
- the power management device further receives third indication information from the power scheduling device, and the power management device controls the energy storage battery of the first base station to stop compensating power to the power grid according to the third indication information.
- a fourth aspect of the embodiments of the present invention provides a power management apparatus, including:
- a first receiving module configured to receive first indication information and second indication information from the power scheduling device
- a first control module configured to control, according to the first indication information, an energy storage battery of the first base station to store electrical energy from a power grid connected by the first base station in a first time period;
- a second control module configured to control, according to the second indication information, the energy storage battery of the first base station to compensate power to the power grid connected to the first base station in a second time period.
- the power management device further includes:
- a monitoring module configured to monitor, in real time, load power of the first base station, and connect the first base station The relevant parameters of the power grid and the relevant parameters of the energy storage battery of the first base station are sent to the power dispatching device.
- the power management device further includes:
- a second receiving module configured to receive third indication information from the power scheduling device
- a third control module configured to control, according to the third indication information, an energy storage battery of the first base station to stop compensating power to the power grid.
- the first time period and the second time period are uniformly determined by the power scheduling device, and the energy storage battery of the at least one base station to which it is connected is used as an energy storage container in the first time period, and the power transfer of the power grid is stored to the In the energy storage container, and using the energy storage container to compensate electric energy to the power grid in the second time period, since each existing base station is equipped with an energy storage battery, the energy storage battery of each base station is used as an energy storage device of the power grid, without The additional cost is invested and the utilization value of the energy storage battery of the base station is improved; moreover, the transfer efficiency of the electric energy between the power storage battery of the power grid and each base station is high, and the electric energy is prevented from being lost during the transfer process. Waste.
- FIG. 1 is a flow chart of an embodiment of a power scheduling method in accordance with the present invention.
- FIG. 2 is a flow chart of another embodiment of a power scheduling method in accordance with the present invention.
- FIG. 3 is a flow chart of another embodiment of a power scheduling method in accordance with the present invention.
- FIG. 4 is a flow chart of another embodiment of a power scheduling method in accordance with the present invention.
- FIG. 5 is a schematic structural diagram of an embodiment of a power scheduling apparatus according to the present invention.
- FIG. 6 is a schematic structural diagram of another embodiment of a power scheduling apparatus according to the present invention.
- FIG. 7 is a schematic structural diagram of another embodiment of a power scheduling apparatus according to the present invention.
- FIG. 8 is a schematic structural diagram of another embodiment of a power scheduling apparatus according to the present invention.
- FIG. 9 is a flow chart of an embodiment of a power management method in the present invention.
- FIG. 10 is a schematic structural diagram of an embodiment of a power management apparatus according to the present invention.
- FIG. 11 is a schematic diagram of a power scheduling platform according to an embodiment of the present invention.
- FIG. 12 is a structural diagram of an internal part of a power dispatching platform according to an embodiment of the present invention.
- Embodiments of the present invention provide a power scheduling method and apparatus, a power management method, and a device, which are used for using an energy storage battery in a base station as an energy storage container of a power grid, which has low cost and high power transfer efficiency.
- an energy scheduling method in an embodiment of the present invention includes:
- the power scheduling device determines the first time period and the second time period
- each base station is equipped with an energy storage battery for supplying power to the base station when the base station is powered off, to ensure normal operation of the base station, and storing power from the power grid connected to the base station when the base station is normally powered. To provide power to the base station when the base station is powered off next time.
- the power grid transfers and distributes the power generated by the power plant to each power load.
- the power converted by the power station per unit time is fixed, and the power consumption of each power load is different in different time periods. In some time periods, the power consumption of each electrical load is large, and even exceeds the power that the power grid can provide.
- the time period is called the load of the power grid.
- the load is low. It should be noted that in different regions, the peak load period of the grid And the load valley period is not necessarily the same, and the upper limit and the lower limit used to define the grid to reach the peak load period and the load low period are not necessarily the same.
- the power scheduling device manages the reserve battery of the at least one base station, and controls the reserve battery in the respective base stations to store power from the power grid and compensate power to the power grid.
- the first time period is a period in which the power dispatching device controls the energy storage battery of each base station to store electrical energy from the power grid connected to the base station
- the second time period is that the power dispatching device controls the energy storage battery of each base station to compensate the power grid connected to the base station. Time period.
- the first time period preferably coincides at least partially with the load low time period.
- the grid carries a large pressure.
- the second period of time preferably coincides at least partially with the peak load period.
- the power scheduling device may also determine the first time period and the second time period as other time periods according to actual conditions.
- the power dispatching device sends the first indication information to the at least one base station, where the first indication information is used to control the energy storage battery of the base station to store electrical energy from the power grid connected to the base station in the first time period;
- the power scheduling device sends first indication information to the base station, and is configured to control the energy storage battery of the base station to store power from the power grid connected by the base station in the first time period.
- the energy storage battery of the base station receiving the first indication information begins to store electrical energy.
- the power scheduling device sends second indication information to the at least one base station, where the second indication information is used to control an energy storage battery of the base station to compensate a power grid connected to the base station in the second time period. Electrical energy.
- the power dispatching device sends the second indication information to the base station, and is configured to control the energy storage battery of the base station to compensate the power grid connected to the base station in the second time period.
- the energy storage battery of the base station receiving the second indication information begins to compensate the power grid.
- the first time period and the second time period are uniformly determined by the power scheduling device, and the energy storage battery of the at least one base station to which it is connected is used as an energy storage container in the first time period, and the power transfer of the power grid is stored to the In the energy storage container, and using the energy storage container to compensate electric energy to the power grid in the second time period, since each existing base station is equipped with an energy storage battery, the energy storage battery of each base station is used as an energy storage device of the power grid, without Additional cost investment and increase the utilization value of the base station's energy storage battery; The transfer efficiency between the power grid and the energy storage battery of each base station is high, and the loss of electric energy in the process of transfer is avoided, thereby causing waste of electric energy.
- the power scheduling device needs to determine the first time period and the second time period.
- the power scheduling device can determine the first time period and the second time period by using various methods.
- the power scheduling method in the embodiment of the present invention is described below. Referring to FIG. 2, a power scheduling method in another embodiment of the present invention includes:
- the power scheduling device acquires load forecasting data of the power grid from the power grid.
- the power dispatching device can acquire load forecasting data of the power grid through a power grid dispatching system or a grid server of the power grid. Of course, in actual use, the power dispatching device can also obtain the load forecasting data of the power grid from other places, and is not limited herein.
- the load forecasting data is the load forecast for the future period based on the previous grid load change, reflecting the law that the grid load changes with time in the future.
- the load forecasting data acquired by the power scheduling device may include daily load forecasting data, monthly load forecasting data, quarterly load forecasting data, or annual forecasting data.
- the power dispatching device preferably reacquires the load forecasting data of the power grid every preset time or at a preset time point to update the acquired load forecasting data.
- the fluctuation of the grid load with time is generally not large.
- the power dispatching device may not update the load forecasting data, and is not limited herein.
- the power scheduling apparatus determines, according to load forecasting data of the power grid, a load trough period and a load peak period of the power grid;
- the power dispatching device can determine the load valley period and the load peak period of the grid according to the law.
- the grid itself has been defined as a period of low load when the load of the grid is lower than the value, and a peak load period when the value is higher than the value.
- the power dispatching device can directly determine the load trough period and the load peak period of the grid according to the definition of the grid itself.
- the power dispatching device may also customize the load trough period when the load of the grid is lower than the value, and the load peak period when the value is higher than the value, and determine the load trough period and the load peak period of the grid according to the customization.
- the power scheduling apparatus determines a load valley period of the power grid as a first time period, and determines a load peak time period of the power grid as a second time period;
- the power dispatching device determines the low load period and the peak load period of the power grid, and the load is low.
- the valley period is determined as the first period to control the energy storage battery of the base station to store electrical energy from the grid
- the peak load period is determined as the second period to control the energy storage battery of the base station to compensate the power grid.
- the power scheduling device sends first indication information to the base station, where the first indication information is used to control an energy storage battery of the base station to store electrical energy from a power grid connected by the base station in the first time period;
- step 102 in the embodiment shown in FIG.
- the power scheduling device sends second indication information to the base station, where the second indication information is used to control an energy storage battery of the base station to compensate power to a power grid connected to the base station in the second time period.
- step 103 in the embodiment shown in FIG. 1.
- the power dispatching device obtains load forecasting data of the power grid from the power grid, and determines, according to the data, a period in which the energy storage battery of each base station stores power from the power grid is a load valley period of the power grid, and determines an energy storage battery of each base station.
- the period during which the power is compensated to the power grid is the peak load period of the power grid, such that the power dispatching device uses the energy storage battery of at least one base station to which it is connected as the energy storage container, and stores the power in the power grid during the load low period of the power grid.
- the energy stored in the energy storage container can be used during the peak load period of the power grid, which can alleviate the pressure of the power grid during peak load hours and fully utilize the power resources during the load low temperature period of the power grid.
- the power scheduling device obtains the first time period and the second time period through steps 201 to 203.
- the power scheduling device may also acquire the first time period and the second time period instead of the steps 201 to 203, but by accepting and storing the preset of the first time period and the second time period.
- the first time period may be preset in the power dispatching device to be 22:00-6:00 in the evening of the working day, and the second time period is 9:00-12:00 in the morning of the working day and/or 14:00 in the afternoon. 18:00.
- the above description of the first time period and the second time period is merely illustrative and not limiting.
- the first time period and the second time period may not be preset according to the load trough period and the load peak period of the power grid, but the first time period may be according to other actual needs.
- the second time period is preset, and there is no limitation here.
- the power scheduling device receives and stores a preset for the first time period and the second time period, and calls the first time period and the second time period from the storage location as needed.
- a power scheduling method in another embodiment of the present invention includes:
- the power scheduling device determines the first time period and the second time period
- step 101 in the embodiment shown in FIG. 1.
- the power scheduling apparatus detects a state of each of the energy storage batteries of the at least one base station before the first time period and before the second time period;
- the battery can not store energy and compensate power to the grid at any time, for example, when the battery is zero, the power cannot be compensated to the grid. When the battery is full, the power cannot be stored. Or, in actual use, the storage of electric energy of the battery and the compensation of electric energy to the electric grid under different application conditions must satisfy certain conditions.
- the power scheduling device determines the first time period or the second time period, before the respective base stations managed by the control store power in the first time period or compensate power to the power grid in the second time period.
- the energy storage batteries of the respective base stations are respectively detected before the first time period and before the second time period, and then according to the state of the energy storage battery, whether to store power from the power grid or compensate power to the power grid is determined. Since the state of the energy storage battery is relatively stable for a certain period of time, the power dispatching device may specifically detect the energy storage battery in a preset time before the first time period or the second time period, wherein the specific value of the preset time No restrictions.
- the power scheduling device sends first indication information to the base station, where the first indication information is used. Controlling an energy storage battery of the base station to store electrical energy from a power grid to which the base station is connected during the first time period;
- the first preset condition can have multiple setting modes. For example, when the battery health factor of the energy storage battery of the base station is greater than the third preset value, the state of the energy storage battery satisfies the first preset condition. Or, when the charge of the energy storage battery of the base station is less than the first preset value, the state of the energy storage battery satisfies the first preset condition.
- the above description of the first preset condition is merely illustrative and not limiting.
- the power scheduling device After determining that the state of the energy storage battery of the base station meets the first preset condition before the first time period, the power scheduling device sends the first indication information to the base station, where the power storage battery of the base station is controlled from the power grid connected by the base station in the first time period. Store electrical energy. The energy storage battery of the base station receiving the first indication information begins to store electrical energy.
- the power scheduling device sends second indication information to the base station, where the second indication information is used. Controlling, by the energy storage battery of the base station, compensation power to the power grid connected to the base station during the second time period;
- the second preset condition can have multiple setting modes. For example, when the battery health factor of the energy storage battery of the base station is greater than the fourth preset value, the state of the energy storage battery satisfies the second preset condition. Alternatively, when the charge of the energy storage battery of the base station is greater than the second preset value, the state of the energy storage battery satisfies the second preset condition.
- the above description of the second preset condition is merely illustrative and not limiting.
- the power scheduling device After determining that the state of the energy storage battery of the base station meets the second preset condition before the second time period, the power scheduling device sends the second indication information to the base station, where the energy storage battery of the base station is connected to the power grid connected to the base station in the second time period. Compensate for electrical energy.
- the energy storage battery of the base station receiving the second indication information begins to compensate the power grid.
- the state of the energy storage battery of each base station is first detected by the power scheduling device, and the energy storage battery of each base station is controlled only when the states before the first time period and before the second time period respectively satisfy the preset condition.
- Each energy storage battery stores electrical energy and releases electrical energy, thereby ensuring the safe operation of the energy storage batteries of the base stations.
- the power scheduling device sends the second indication information to the base station, where the energy storage battery of the base station is controlled to compensate the power grid to the power grid in the second time period.
- the energy storage batteries of the base stations do not stop until the energy storage battery is discharged after the energy storage battery is compensated for the second time period. Rather, there is a certain margin.
- the power scheduling method in the present invention will be described below with a specific embodiment. Referring to FIG. 4, a power scheduling method in another embodiment of the present invention includes:
- the power scheduling device determines the first time period and the second time period
- step 101 in the embodiment shown in FIG. 1.
- the power scheduling device sends first indication information to the base station, where the first indication information is used to control an energy storage battery of the base station to be stored from a power grid connected to the base station in the first time period. Storage of electricity;
- step 102 in the embodiment shown in FIG.
- the power scheduling device sends second indication information to the base station, where the second indication information is used to control an energy storage battery of the base station to compensate power to a power grid connected to the base station in the second time period;
- step 103 in the embodiment shown in FIG. 1.
- the power scheduling device sends third indication information to the base station, where the third indication information is used to control energy storage of the base station.
- the battery stops compensating for electrical energy to the grid.
- the power dispatching device maintains monitoring of the energy storage battery of the base station for at least the second time period.
- the energy storage battery of the base station is instructed to stop compensating the power to the power grid.
- the third preset condition can be set by a plurality of modes. For example, in order to ensure the normal operation of the base station in the power-off battery of the base station, when the base station's energy storage battery is less than the preset power, the state of the energy storage battery of the base station is determined to be satisfied. The third preset condition.
- the third preset condition can also be determined by other methods.
- the power scheduling apparatus further acquires a charge quantity and a health factor of the energy storage battery of the base station, a service idle coefficient of the base station, and a stability coefficient of the power grid connected to the base station.
- the power scheduling device can acquire the data during the preset time period before entering the second time period or entering the second time period.
- the health factor of the energy storage battery of the base station can be obtained according to the battery health degree SOH of the energy storage battery. For example, when the battery health SOH of the energy storage battery is greater than or equal to 70%, the health factor of the energy storage battery is 1; when the battery health SOH of the energy storage battery is less than 70%, The health factor of the energy storage battery is 0.
- the health factor of the energy storage battery can also be determined by other coefficients of the energy storage battery, which is not limited herein.
- the health factor of the energy storage battery may also be determined according to other parameters such as voltage, current, internal resistance, and battery temperature of the energy storage battery, and is not limited herein.
- the service idleness coefficient of the base station may be obtained according to a load power ratio of the base station, where a load power ratio of the base station is a ratio of a current load power of the base station to a load power upper limit value of the base station.
- a load power ratio of the base station is a ratio of a current load power of the base station to a load power upper limit value of the base station.
- the load power ratio of the base station is greater than or equal to 80%
- the service idleness coefficient of the base station is 0
- the load power ratio of the base station is less than 80% and greater than 50%
- the service idle coefficient of the base station is 0.5
- the load power ratio of the base station is less than or equal to 50% when the traffic is low
- the service idle coefficient of the base station takes a value of 1.
- other correspondences may be adopted between the load power ratio of the base station and the service idle coefficient, which is not limited herein.
- the stability factor of the grid to which the base station is connected can be obtained by the length of power outage of the grid during the working period of the base station. For example, when the ratio of the power failure duration of the power grid during the working period of the base station to the working period of the base station is greater than or equal to 50%, the stability coefficient of the power grid takes a value of 0; when the ratio is less than 50% and greater than 25% The stability coefficient of the grid is 0.5; when the ratio is less than or equal to 25%, the stability factor of the grid is 1.
- the stability coefficient of the power grid connected to the base station may also be calculated according to other parameters such as voltage, current, and power of the power grid, and is not limited herein.
- the power dispatching device Obtaining the charge quantity and the health factor of the energy storage battery of each base station, the service idle coefficient of the base station, and the stability coefficient of the power grid connected to the base station, the power dispatching device according to the charge amount of the energy storage battery and the three The coefficients are used to calculate the discharge depth threshold of the energy storage battery of the base station.
- the product of the charge quantity of the energy storage battery of each base station and the health factor, the service idle coefficient of the base station, and the stability coefficient of the power grid connected to the base station can be used as the discharge of the base station. Depth threshold.
- other operations can be performed on the four values, such as calculating the health factor of the energy storage battery of each base station, the service idleness coefficient of the base station, and the stability coefficient of the power grid connected to the base station.
- the product of the weighted values of the three coefficients, and the product of the product of the stored energy of the base station and the weighted value is used as the discharge depth threshold of the base station.
- the above description of the calculations is merely illustrative and not limiting.
- the power dispatching device obtains the weekly load forecasting data of the power grid from the power grid, wherein in the daily load forecasting data of the power grid, the power dispatching device determines each night according to the definition of the load peak period and the load valley period and the daily load forecasting data. 22:00-6:00 is the load trough period of the grid, and the load trough period is determined as the first period; the electric energy dispatching device determines every morning from 10:00 to 12:00 And the afternoon of 15:00-18:00 is the peak load period of the grid, and the peak load period is determined as the second period.
- the power dispatching device simultaneously communicates with 20 base stations located in the same area, and detects that the energy storage batteries of the 20 base stations are respectively within 5 minutes before the first time period (that is, 21:55 to 22:00 every day) and The state within 5 minutes before the second time period (that is, 9:55 to 10:00 and 14:55 to 15:00 every day).
- the power dispatching device sends the first indication information to the base station that satisfies the condition.
- the first indication information is used to control the energy storage battery of the base station to store electrical energy from a power grid connected by the base station in a first time period.
- the power dispatching device When detecting that the state of the energy storage battery of each of the 20 base stations satisfies that the charge amount in the first 5 minutes before the second time period is greater than the second preset power amount, the power dispatching device sends the second indication information to the base station that satisfies the condition.
- the second indication information is used to control the energy storage battery of the base station to compensate power to the power grid connected to the base station during the second time period.
- an embodiment of the power scheduling device 500 of the present invention includes:
- a first determining module 501 configured to determine a first time period and a second time period
- the first sending module 502 is configured to send first indication information to the at least one base station, where the first indication information is used to control the energy storage battery of the base station to store electrical energy from the power grid connected by the base station in the first time period. ;
- a second sending module 503 configured to send second indication information to the at least one base station, where the second indication information is used to control a power grid connected to the base station by the energy storage battery of the base station in the second time period Compensate for electrical energy.
- the first time period and the second time period are uniformly determined by the power scheduling device, and the energy storage battery of the at least one base station to which it is connected is used as an energy storage container in the first time period, and the power transfer of the power grid is stored to the In the energy storage container, and using the energy storage container to compensate electric energy to the power grid in the second time period, since each existing base station is equipped with an energy storage battery, the energy storage battery of each base station is used as an energy storage device of the power grid, without The additional cost is invested and the utilization value of the energy storage battery of the base station is improved; moreover, the transfer efficiency of the electric energy between the power storage battery of the power grid and each base station is high, and the electric energy is prevented from being lost during the transfer process. Waste.
- the power scheduling device needs to determine the first time period and the second time period. In an actual application, the power scheduling device can determine the first time period and the second time period by using various methods.
- the power scheduling device in the embodiment of the present invention is described below. Referring to FIG. 6, another embodiment of the power scheduling device 600 of the present invention includes:
- a first determining module 601, configured to determine a first time period and a second time period
- the first sending module 602 is configured to send first indication information to the at least one base station, where the first indication information is used to control the energy storage battery of the base station to store electrical energy from the power grid connected by the base station in the first time period. ;
- the second sending module 603 is configured to send second indication information to the at least one base station, where the second indication information is used to control a power grid connected to the base station by the energy storage battery of the base station in the second time period. Compensate for electrical energy.
- the first determining module 601 specifically includes:
- a first obtaining unit 6011 configured to acquire load forecasting data of the power grid from the power grid;
- a first determining unit 6012 configured to determine, according to load forecasting data of the power grid, a load trough period and a load peak period of the power grid;
- the second determining unit 6013 is configured to determine a load valley period of the power grid as a first time period, and determine a load peak time period of the power grid as a second time period.
- the power dispatching device obtains load forecasting data of the power grid from the power grid, and determines, according to the data, a period in which the energy storage battery of each base station stores power from the power grid is a load valley period of the power grid, and determines an energy storage battery of each base station.
- the period during which the power is compensated to the power grid is the peak load period of the power grid, such that the power dispatching device uses the energy storage battery of at least one base station to which it is connected as the energy storage container, and stores the power in the power grid during the load low period of the power grid.
- the energy stored in the energy storage container can be used during the peak load period of the power grid, which can alleviate the pressure of the power grid during peak load hours and fully utilize the power resources during the load low temperature period of the power grid.
- the first determining module 601 may not include the above unit, but includes a receiving unit (not shown) for receiving and storing presets for the first time period and the second time period.
- a receiving unit not shown
- the above description of the first determining module is merely illustrative and not limiting.
- the energy dispatching device controls the energy storage battery of each base station to store electrical energy from the power grid or compensate power to the power grid
- the state of the energy storage battery of each base station may be disadvantageous for storing electrical energy from the power grid or
- the power dispatching device also detects the state of the energy storage battery of each base station.
- the power dispatching device in the embodiment of the present invention is described below. Referring to FIG. 7, another embodiment of the power scheduling apparatus of the present invention includes:
- a first determining module 701 configured to determine a first time period and a second time period
- the first sending module 702 is configured to send first indication information to the at least one base station, where the first indication information is used to control the energy storage battery of the base station to store electrical energy from the power grid connected by the base station in the first time period. ;
- a second sending module 703 configured to send second indication information to the at least one base station, where the second indication information is used to control a power grid connected to the base station by the energy storage battery of the base station in the second time period Compensate for electrical energy.
- the power scheduling device further includes:
- the detecting module 704 is configured to detect a state of each of the at least one base station energy storage battery
- the first sending module 702 is specifically configured to: when the state of the energy storage battery of the base station before the first time period meets the first preset condition, send the first indication information to the base station;
- the second sending module 703 is specifically configured to: when the state of the energy storage battery of the base station meets the second preset condition before the second time period, send the second indication information to the base station.
- the power scheduling device detects the state of the energy storage battery of each base station first, and controls when the energy storage battery of each base station meets the preset condition before the first time period and before the second time period respectively.
- Each energy storage battery stores electrical energy and releases electrical energy, thereby ensuring the safe operation of the energy storage batteries of the base stations.
- the first sending module 702 further includes a third determining unit (not shown), configured to: when the energy storage battery of the base station is less than the first preset before the first time period When the value is determined, it is determined that the state of the energy storage battery of the base station before the first time period satisfies the first preset condition.
- a third determining unit (not shown), configured to: when the energy storage battery of the base station is less than the first preset before the first time period When the value is determined, it is determined that the state of the energy storage battery of the base station before the first time period satisfies the first preset condition.
- the second sending module 703 further includes a fourth determining unit (not shown), configured to: when the energy storage battery of the base station is greater than the second preset before the second time period When the value is determined, it is determined that the state of the energy storage battery of the base station before the second time period satisfies the second preset condition.
- a fourth determining unit (not shown), configured to: when the energy storage battery of the base station is greater than the second preset before the second time period When the value is determined, it is determined that the state of the energy storage battery of the base station before the second time period satisfies the second preset condition.
- the power scheduling device sends the second indication information to the base station, where the energy storage battery of the base station is controlled to compensate the power grid to the power grid in the second time period.
- the energy storage power of each base station When the pool compensates the power to the grid during the second period, it does not stop until the power of the energy storage battery is discharged, but leaves a certain margin.
- the power dispatching device in the present invention will be described below with a specific embodiment. Referring to FIG. 8, another embodiment of the power scheduling apparatus of the present invention includes:
- a first determining module 801 configured to determine a first time period and a second time period
- the first sending module 802 is configured to send first indication information to the at least one base station, where the first indication information is used to control the energy storage battery of the base station to store electrical energy from the power grid connected by the base station in the first time period. ;
- a second sending module 803 configured to send second indication information to the at least one base station, where the second indication information is used to control a power grid connected to the base station by the energy storage battery of the base station in the second time period Compensate for electrical energy.
- the power scheduling device further includes:
- the third sending module 804 is configured to send, after the second sending module 803 sends the second indication information to the base station, when the state of the energy storage battery of the base station meets a third preset condition, send the signal to the base station.
- the third indication information is used to control the energy storage battery of the base station to stop compensating for the electrical energy to the power grid.
- the power scheduling device further includes:
- An acquisition module (not shown), configured to acquire a charge quantity and a health factor of the energy storage battery of the base station, a service idle coefficient of the base station, and a stability coefficient of the power grid connected to the base station;
- a calculation module (not shown), configured to calculate the base station according to a charge quantity and a health factor of the energy storage battery of the base station, a service idle coefficient of the base station, and a stability coefficient of a power grid connected to the base station The discharge depth threshold of the energy storage battery;
- a second determining module (not shown), configured to determine, when the depth of discharge of the energy storage battery of each base station reaches the discharge depth threshold, the state of the energy storage battery of the base station satisfies Three preset conditions.
- an embodiment of the power management method of the present invention includes:
- the power management device receives first indication information and second indication information from the power scheduling device.
- each base station is equipped with an energy storage battery for supplying power to the base station when the base station is powered off, to ensure normal operation of the base station, and storing power from the power grid connected to the base station when the base station is normally powered. To provide power to the base station when the base station is powered off next time.
- each base station is equipped with a power management device, and the power management device is connected to the energy storage battery in the base station.
- the power management device is configured to receive indication information from the power scheduling device, and control, according to the indication information, the stored energy of the energy storage battery of the base station to store power from the power grid and compensate power to the power grid.
- the power management device controls, according to the first indication information, an energy storage battery of the first base station to store electrical energy from the power grid during the first time period;
- the connected energy storage battery is controlled to store the electrical energy for the first time period.
- the power management device controls, according to the second indication information, an energy storage battery of the first base station to compensate power to the power grid during the second time period.
- the connected energy storage battery is controlled to compensate the power grid for the second time period.
- the power management device in the base station separately stores energy to the energy storage battery and compensates the power to the power grid in the first time period and the second time period according to the indication received from the power energy scheduling device, so that the base station can be As an energy storage device of the power grid, the energy storage battery does not require additional cost input to set the energy storage device of the power grid; moreover, the transfer efficiency of the electric energy between the power grid and the energy storage battery of each base station is high, and the process of transferring the electric energy is avoided. The loss is large and the power is wasted.
- the power management device receives the second indication information from the power scheduling device, and controls the energy storage battery of the first base station to compensate the power grid to the power grid for the second time period.
- the energy storage battery of the first base station does not compensate the power supply to the power grid during the second time period until the power storage battery is discharged. Stop, but leave a certain amount of margin.
- the power management method of the embodiment further includes:
- the power management device further receives third indication information from the power scheduling device, where the power management device controls, according to the third indication information, an energy storage battery of the first base station to stop compensating power to the power grid. ;
- the power management device When the power management device receives the third indication information from the power scheduling device, the first base station The energy storage battery immediately stops compensating for energy to the grid.
- the power management device of each base station also detects the power in real time.
- the relevant parameters of the power grid may include at least one of voltage, current, power, and power supply time of the power grid; related parameters of the energy storage battery of the base station may include voltage, current, internal resistance, and charge battery temperature of the energy storage battery At least one of them.
- the power dispatching device can determine the conditions for the energy storage batteries of each base station to store power from the power grid and compensate the power grid according to the data, so that the determined conditions are consistent with the actual conditions of the base stations.
- an embodiment of the power management device 1000 of the present invention includes:
- the first receiving module 1001 is configured to receive first indication information and second indication information from the power scheduling device.
- the first control module 1002 is configured to control, according to the first indication information, that the energy storage battery of the first base station stores electrical energy from a power grid connected by the first base station in a first time period;
- the second control module 1003 is configured to control, according to the second indication information, the energy storage battery of the first base station to compensate power to the power grid connected to the first base station in a second time period.
- the power management device in the base station separately stores energy to the energy storage battery and compensates the power to the power grid in the first time period and the second time period according to the indication received from the power energy scheduling device, so that the base station can be As an energy storage device of the power grid, the energy storage battery does not require additional cost input to set the energy storage device of the power grid; moreover, the transfer efficiency of the electric energy between the power grid and the energy storage battery of each base station is high, and the process of transferring the electric energy is avoided. The loss is large and the power is wasted.
- the power management device further includes a second receiving module 1004, configured to receive third indication information from the power scheduling device, and further includes a third control module 1005, configured to use the third indication according to the third indication
- the information controls the energy storage battery of the first base station to stop compensating for electrical energy to the power grid.
- the energy storage battery of the first base station does not until the energy storage is compensated to the power grid during the second time period.
- the battery is discharged after the power is discharged, but a certain margin is left to ensure that the energy storage battery of the first base station can provide protection for the base station when the power is off.
- the power management device in the embodiment further includes:
- the monitoring module 1006 is configured to monitor, in real time, the load power of the first base station, related parameters of the power grid connected by the first base station, and related parameters of the energy storage battery of the first base station, and send the data to the power dispatching Device.
- the power scheduling device manages the energy storage battery of the at least one base station.
- the power dispatching device manages only the energy storage battery of one base station
- the power dispatching device corresponding to each base station can also be integrated with the power management device of the base station.
- the above description is by way of example only and not limiting.
- the power scheduling device in the embodiment of the present invention is described above from the perspective of a unitized functional entity.
- the power scheduling device in the embodiment of the present invention is described below from the perspective of hardware processing. Referring to FIG. 11, the power scheduling is performed in this embodiment.
- the present invention is specifically described by taking the platform as an example.
- the illustrated power dispatching platform 1100 is merely one example of a power dispatching device, and that the electrical energy scheduling device 1100 may have more or fewer components than those shown in the figures, and two or more may be combined Parts, or can have different part configurations.
- the various components shown in the figures can be implemented in hardware, software, or a combination of hardware and software, including one or more signal processing and/or application specific integrated circuits.
- the power scheduling platform includes a memory 1101, a central processing unit (CPU) 1103, a peripheral interface 1104, an RF circuit 1105, a power management chip 1108, and an input/output (I/O).
- Subsystem 1109, other input/control devices 1110, and external port 1111 are communicated via one or more communication buses or signal lines 1112.
- the power scheduling platform provided in this embodiment is only an example of a mobile terminal, and the mobile terminal according to the embodiment of the present invention may have more or less components than those shown in FIG.
- the components or components may have different component configurations or arrangements, and the various components may be implemented in hardware, software, or a combination of hardware and software including one or more signal processing and/or application specific integrated circuits.
- the power dispatching platform for processing the message provided in this embodiment is described in detail below.
- the memory 1101 can be accessed by the CPU 1103, the peripheral interface 1104, etc., and the memory 1101 can include a high-speed random access memory, and can also include a non-volatile memory, such as one or more magnetic disk storage devices, flash memory devices. Or other volatile solid-state storage devices.
- a non-volatile memory such as one or more magnetic disk storage devices, flash memory devices. Or other volatile solid-state storage devices.
- Peripheral interface 1104 which can connect the input and output peripherals of the device to CPU 1103 and memory 1101.
- the I/O subsystem 1109 can connect input and output peripherals on the device, such as touch screen 1113 (equivalent to the display in the above embodiments) and other input/control devices 1110, to peripherals Interface 1104.
- the I/O subsystem 1109 can include a display controller 11091 and one or more input controllers 11092 for controlling other input/control devices 1110.
- one or more input controllers 11092 receive electrical signals from other input/control devices 1110 or transmit electrical signals to other input/control devices 1110, and other input/control devices 1110 may include physical buttons (press buttons, rocker buttons, etc.) ), dial, slide switch, joystick, click wheel.
- the input controller 11092 can be connected to any of the following: a keyboard, an infrared port, a USB interface, and a pointing device such as a mouse.
- the touch screen 1113 is an input interface and an output interface between the mobile terminal and the user, and displays the visual output to the user, and the visual output may include graphics, text, icons, videos, and the like.
- the display controller 11091 in the I/O subsystem 1109 receives an electrical signal from the touch screen 1113 or transmits an electrical signal to the touch screen 1113.
- the touch screen 1113 detects the contact on the touch screen, and the display controller 11091 converts the detected contact into an interaction with the user interface object displayed on the touch screen 1113, that is, realizes human-computer interaction, and the user interface object displayed on the touch screen 1113 may be running.
- the icon of the game, the icon of the network to the corresponding network, and the like.
- the device may also include a light mouse, which is a touch sensitive surface that does not display a visual output, or an extension of a touch sensitive surface formed by the touch screen.
- the RF circuit 1105 is mainly used for establishing communication between the power dispatching platform and the wireless network (ie, the network side), and realizing data receiving and transmitting of the power dispatching platform and the wireless network. Specifically, the RF circuit 1105 receives and transmits an RF signal, which is also referred to as an electromagnetic signal, and the RF circuit 1105 converts the electrical signal into an electromagnetic signal or converts the electromagnetic signal into an electrical signal, and through the electromagnetic signal and communication network and other devices Communicate.
- an RF signal which is also referred to as an electromagnetic signal
- the RF circuit 1105 converts the electrical signal into an electromagnetic signal or converts the electromagnetic signal into an electrical signal, and through the electromagnetic signal and communication network and other devices Communicate.
- the RF circuit 1105 can include known circuits for performing these functions, These include, but are not limited to, an antenna system, an RF transceiver, one or more amplifiers, a tuner, one or more oscillators, a digital signal processor, a CODEC chipset, a Subscriber Identity Module (SIM), and the like.
- an antenna system an RF transceiver, one or more amplifiers, a tuner, one or more oscillators, a digital signal processor, a CODEC chipset, a Subscriber Identity Module (SIM), and the like.
- SIM Subscriber Identity Module
- the power management chip 1108 is used for power supply and power management of the hardware connected to the CPU 1103, the I/O subsystem, and the peripheral interface. In practice, the power management chip 1108 can also be integrated into a module with the CPU 1103 or other components.
- FIG. 12 is a structural diagram of an internal part of a power dispatching platform.
- the software components stored in the memory 1101 may include an operating system 1201, a communication module 1202, a contact/moving module 1203, a graphics module 1204, and a function module 1205.
- Operating system 1201 eg, Darwin, RTXC, LINUX, UNIX, OS X, WINDOWS, or an embedded operating system such as VxWorks
- Operating system 1201 includes controls and management of general system tasks (eg, memory management, storage device control, power management, etc.)
- general system tasks eg, memory management, storage device control, power management, etc.
- Various software components and/or drivers and facilitate communication between various hardware and software components.
- Communication module 1202 facilitates communication with other devices through one or more external ports 1111, and also includes various software components for processing data received by RF circuitry 1105 and/or external port 1111.
- the contact/movement module 1203 can detect contact with the touch screen 1113 (in conjunction with the display controller 11091) and other touch sensitive devices (eg, a touch pad or physical click wheel).
- the contact/move module 1203 includes various software components for performing various operations related to detecting a contact, such as determining whether a contact has occurred, determining whether the contact has moved, and tracking the movement on the touch screen 1113, And determining if the contact has been disconnected (ie, whether the contact has stopped). Determining the movement of the contact point may include determining the rate (amplitude), velocity (amplitude and direction), and/or acceleration (change in amplitude and/or direction) of the contact point.
- These operations can be applied to a single contact (eg, one finger contact) or to multiple simultaneous contacts (eg, "multi-touch” / multi-finger contact).
- the contact/movement module 1203 and the display controller 11091 also detect contact on the touchpad.
- Graphics module 1204 includes various known software components for displaying graphics on touch screen 1113, including components for changing the brightness of the displayed graphics. For example, an instruction of the central processing unit 1103 is received, and a graphical user interface or the like of various software is displayed on the touch screen 1113.
- the function module 1205 may specifically include:
- a first determining module 12051 configured to determine a first time period and a second time period
- the first sending module 12052 is configured to send first indication information to the at least one base station, where the first indication information is used to control the energy storage battery of the base station to store electrical energy from the power grid connected by the base station in the first time period. ;
- the second sending module 12053 is configured to send second indication information to the at least one base station, where the second indication information is used to control a power grid connected to the base station by the energy storage battery of the base station in the second time period. Compensate for electrical energy.
- the RF circuit 1105 receives information transmitted by the network side or other devices, and the message may specifically be the communication information in the above embodiments. It is to be understood that the received message may also be other types of information, which is not limited in the embodiment of the present invention. Those skilled in the art will appreciate that the received information may carry data of various data types. There can be only one data type of data, or there can be data of two or more data types.
- the central processing unit 1103 identifies the data type of the data in the information received by the RF circuit 1105, and stores the data according to the correspondence relationship list to a function module corresponding to the data type of the data, and the correspondence relationship list is a data type and a function module.
- the function module 1205 may specifically include a first determining module 12051, a first sending module 12052, and a second sending module 12053. It can be understood that, in the embodiment of the present invention, the manner in which the central processing unit 1103 can identify data in various formats may be performed in the manner of the previous embodiment, and details are not described herein again.
- the first determining module includes a first acquiring unit, configured to acquire load forecasting data of the power grid from the power grid, and a first determining unit, configured to determine, according to load forecasting data of the power grid, the power grid a load peak period and a load peak period; a second determining unit, configured to determine a load valley period of the power grid as a first time period, and determine a load peak time period of the power grid as a second time period.
- the first determining module includes a receiving unit, configured to receive and store a preset for the first time period and the second time period.
- the function module 1205 further includes a detecting module, configured to detect a state of a respective energy storage battery of the at least one base station, where the first sending module is specifically configured to: when the energy storage battery of the base station is in the first time period When the previous state meets the first preset condition, the first indication information is sent to the base station; and the second sending module is specifically configured to: when the energy storage battery of the base station is in a state before the second time period When the second preset condition is met, the second indication information is sent to the base station.
- a detecting module configured to detect a state of a respective energy storage battery of the at least one base station
- the first sending module is specifically configured to: when the energy storage battery of the base station is in the first time period When the previous state meets the first preset condition, the first indication information is sent to the base station
- the second sending module is specifically configured to: when the energy storage battery of the base station is in a state before the second time period When the second preset condition is met, the second indication information is sent to the base station.
- the first sending module further includes a third determining unit, configured to determine, when the stored energy of the energy storage battery of the base station is less than the first preset value, the storage of the base station The state of the battery before the first time period satisfies the first preset condition.
- the second sending module further includes a fourth determining unit, configured to determine, when the energy storage battery of the base station is greater than a second preset value before the second time period, determine the storage of the base station The state of the battery before the second period satisfies the second preset condition.
- the function module 1205 further includes a third sending module, configured to: after the second sending module sends the second indication information to the base station, when the state of the energy storage battery of the base station meets the third preset condition And transmitting third indication information to the base station, where the third indication information is used to control the energy storage battery of the base station to stop compensating power to the power grid.
- a third sending module configured to: after the second sending module sends the second indication information to the base station, when the state of the energy storage battery of the base station meets the third preset condition And transmitting third indication information to the base station, where the third indication information is used to control the energy storage battery of the base station to stop compensating power to the power grid.
- the function module 1205 further includes an obtaining module, configured to acquire a charge quantity and a health factor of the energy storage battery of the base station, a service idle coefficient of the base station, and a stability coefficient of the power grid connected to the base station; a module, configured to calculate a depth of discharge of the energy storage battery of the base station according to a charge quantity and a health factor of the energy storage battery of the base station, a service idle coefficient of the base station, and a stability coefficient of a power grid connected to the base station a second determining module, configured to: when the depth of discharge of the energy storage battery of each base station reaches the discharge depth threshold, the power scheduling device determines that the state of the energy storage battery of the base station satisfies a third preset condition.
- an obtaining module configured to acquire a charge quantity and a health factor of the energy storage battery of the base station, a service idle coefficient of the base station, and a stability coefficient of the power grid connected to the base station
- a module configured to calculate a depth of discharge of the
- the disclosed system, apparatus, and method may be implemented in other manners.
- 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 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 units described as separate components may or may not be physically separated as The components displayed by the unit 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 units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
- each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
- the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
- the technical solution of the present invention which is essential or contributes to the prior art, or all or part of the technical solution, may be embodied in the form of a software product stored in a storage medium.
- a number of instructions are included to cause 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.
- the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .
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- Business, Economics & Management (AREA)
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- Supply And Distribution Of Alternating Current (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
Description
Claims (22)
- 一种电能调度方法,其特征在于,包括:电能调度装置确定第一时段和第二时段;所述电能调度装置向至少一个基站发送第一指示信息,所述第一指示信息用于控制所述基站的储能电池在所述第一时段从所述基站所连接的电网存储电能;所述电能调度装置向所述至少一个基站发送第二指示信息,所述第二指示信息用于控制所述基站的储能电池在所述第二时段向所述基站所连接的电网补偿电能。
- 根据权利要求1所述的电能调度方法,其特征在于,所述电能调度装置获取第一时段和第二时段具体包括:所述电能调度装置从所述电网获取所述电网的负荷预测数据;所述电能调度装置根据所述电网的负荷预测数据确定所述电网的负荷低谷时段和负荷高峰时段;所述电能调度装置将所述电网的负荷低谷时段确定为第一时段,将所述电网的负荷高峰时段确定为第二时段。
- 根据权利要求1所述的电能调度方法,其特征在于,所述获取第一时段和第二时段具体包括:所述电能调度装置接收并存储对第一时段和第二时段的预先设置。
- 根据权利要求1所述的电能调度方法,其特征在于,所述方法还包括:所述电能控制装置检测所述至少一个基站各自的储能电池的状态;所述电能调度装置向至少一个基站发送第一指示信息具体包括:当所述基站的储能电池在所述第一时段前的状态满足第一预置条件时,所述电能调度装置向所述基站发送第一指示信息;所述电能调度装置向所述至少一个基站发送第二指示信息具体包括:当所述基站的储能电池在所述第二时段前的状态满足第二预置条件时,所述电能调度装置向所述基站发送第二指示信息。
- 根据权利要求4所述的电能调度方法,其特征在于,当所述基站的储能电池在所述第一时段前的荷电量小于第一预置数值时,确定所述基站的储能 电池在所述第一时段前的状态满足第一预置条件。
- 根据权利要求4所述的电能调度方法,其特征在于,当所述基站的储能电池在所述第二时段前的荷电量大于第二预置数值时,确定所述基站的储能电池在所述第二时段前的状态满足第二预置条件。
- 根据权利要求1所述的电能调度方法,其特征在于,所述向所述基站发送第二指示信息之后还包括:当所述基站的储能电池的状态满足第三预置条件时,所述电能调度装置向所述基站发送第三指示信息,所述第三指示信息用于控制所述基站的储能电池停止向所述电网补偿电能。
- 根据权利要求7所述的电能调度方法,其特征在于,所述方法还包括:所述电能调度装置获取所述基站的储能电池的荷电量和健康系数、所述基站的业务空闲系数,以及所述基站所连接的电网的稳定性系数;所述电能调度装置根据所述基站的储能电池的荷电量和健康系数、所述基站的业务空闲系数,以及所述基站所连接的电网的稳定性系数计算所述基站的储能电池的放电深度阈值;当所述每个基站的储能电池的放电深度达到所述放电深度阈值时,所述电能调度装置确定所述基站的储能电池的状态满足第三预置条件。
- 一种电能调度装置,其特征在于,包括:第一确定模块,用于确定第一时段和第二时段;第一发送模块,用于向至少一个基站发送第一指示信息,所述第一指示信息用于控制所述基站的储能电池在所述第一时段从所述基站所连接的电网存储电能;第二发送模块,用于向所述至少一个基站发送第二指示信息,所述第二指示信息用于控制所述基站的储能电池在所述第二时段向所述基站所连接的电网补偿电能。
- 根据权利要求9所述的电能调度装置,其特征在于,所述第一确定模块包括:第一获取单元,用于从所述电网获取所述电网的负荷预测数据;第一确定单元,用于根据所述电网的负荷预测数据确定所述电网的负荷低 谷时段和负荷高峰时段;第二确定单元,用于将所述电网的负荷低谷时段确定为第一时段,将所述电网的负荷高峰时段确定为第二时段。
- 根据权利要求9所述的电能调度装置,其特征在于,所述第一确定模块包括:接收单元,用于接收并存储对第一时段和第二时段的预先设置。
- 根据利要求9所述的电能调度装置,其特征在于,所述电能调度装置还包括:检测模块,用于检测所述至少一个基站各自的储能电池的状态;所述第一发送模块具体用于当所述基站的储能电池在所述第一时段前的状态满足第一预置条件时,向所述基站发送第一指示信息;所述第二发送模块具体用于当所述基站的储能电池在所述第二时段前的状态满足第二预置条件时,向所述基站发送第二指示信息。
- 根据利要求12所述的电能调度装置,其特征在于,所述第一发送模块还包括第三确定单元,用于当所述基站的储能电池在所述第一时段前的荷电量小于第一预置数值时,确定所述基站的储能电池在所述第一时段前的状态满足第一预置条件。
- 根据利要求12所述的电能调度装置,其特征在于,所述第二发送模块还包括第四确定单元,用于当所述基站的储能电池在所述第二时段前的荷电量大于第二预置数值时,确定所述基站的储能电池在所述第二时段前的状态满足第二预置条件。
- 根据权利要求9所述的电能调度装置,其特征在于,所述电能调度装置还包括:第三发送模块,用于在所述第二发送模块向所述基站发送第二指示信息之后,当所述基站的储能电池的状态满足第三预置条件时,向所述基站发送第三指示信息,所述第三指示信息用于控制所述基站的储能电池停止向所述电网补偿电能。
- 根据权利要求15所述的电能调度装置,其特征在于,所述电能调度装置还包括:获取模块,用于获取所述基站的储能电池的荷电量和健康系数、所述基站的业务空闲系数,以及所述基站所连接的电网的稳定性系数;计算模块,用于根据所述基站的储能电池的荷电量和健康系数、所述基站的业务空闲系数,以及所述基站所连接的电网的稳定性系数计算所述基站的储能电池的放电深度阈值;第二确定模块,用于当所述每个基站的储能电池的放电深度达到所述放电深度阈值时,所述电能调度装置确定所述基站的储能电池的状态满足第三预置条件。
- 一种电源管理方法,其特征在于,包括:电源管理装置接收来自电能调度装置的第一指示信息和第二指示信息;所述电源管理装置根据所述第一指示信息控制所述第一基站的储能电池在第一时段从所述第一基站所连接的电网存储电能;所述电源管理装置根据所述第二指示信息控制所述第一基站的储能电池在第二时段向所述第一基站所连接的电网补偿电能。
- 根据权利要求17所述的电源管理方法,其特征在于,所述方法还包括:所述电源管理装置实时监测所述第一基站的负载功率、所述第一基站所连接的电网的相关参数和所述第一基站的储能电池的相关参数,并发送至所述电能调度装置。
- 根据权利要求17所述的电源管理方法,其特征在于,所述电源管理装置接收来自电能调度装置的第二指示信息之后还包括:所述电源管理装置还接受来自所述电能调度装置的第三指示信息,所述电源管理装置根据所述第三指示信息控制所述第一基站的储能电池停止向所述电网补偿电能。
- 一种电源管理装置,其特征在于,包括:第一接收模块,用于接收来自电能调度装置的第一指示信息和第二指示信息;第一控制模块,用于根据所述第一指示信息控制所述第一基站的储能电池在第一时段从所述第一基站所连接的电网存储电能;第二控制模块,用于根据所述第二指示信息控制所述第一基站的储能电池在第二时段向所述第一基站所连接的电网补偿电能。
- 根据权利要求20所述的基站的电源管理装置,其特征在于,所述电源管理装置还包括:监测模块,用于实时监测所述第一基站的负载功率、所述第一基站所连接的电网的相关参数和所述第一基站的储能电池的相关参数,并发送至所述电能调度装置。
- 根据权利要求20所述的基站的电源管理装置,其特征在于,所述电源管理装置还包括:第二接收模块,用于接受来自所述电能调度装置的第三指示信息;第三控制模块,用于根据所述第三指示信息控制所述第一基站的储能电池停止向所述电网补偿电能。
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EP15796254.9A EP3136531B1 (en) | 2014-05-21 | 2015-01-12 | Method and apparatus for electric energy dispatch, and, method and apparatus for power management |
KR1020167035346A KR101924935B1 (ko) | 2014-05-21 | 2015-01-12 | 전기 에너지 송출을 위한 방법 및 장치, 그리고 전력 관리를 위한 방법 및 장치 |
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JP2017516448A (ja) | 2017-06-15 |
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JP6400733B2 (ja) | 2018-10-03 |
KR101924935B1 (ko) | 2018-12-04 |
BR112016027071B1 (pt) | 2023-04-11 |
CN105098806A (zh) | 2015-11-25 |
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US20170070069A1 (en) | 2017-03-09 |
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