CN116331006A - New energy electric automobile energy storage charging method - Google Patents

New energy electric automobile energy storage charging method Download PDF

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Publication number
CN116331006A
CN116331006A CN202310492781.XA CN202310492781A CN116331006A CN 116331006 A CN116331006 A CN 116331006A CN 202310492781 A CN202310492781 A CN 202310492781A CN 116331006 A CN116331006 A CN 116331006A
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CN
China
Prior art keywords
charging
new energy
energy storage
energy
electric automobile
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Pending
Application number
CN202310492781.XA
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Chinese (zh)
Inventor
陈昊
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Individual
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Individual
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Publication date
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Priority to CN202310492781.XA priority Critical patent/CN116331006A/en
Publication of CN116331006A publication Critical patent/CN116331006A/en
Pending legal-status Critical Current

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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
    • H02J3/322—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means the battery being on-board an electric or hybrid vehicle, e.g. vehicle to grid arrangements [V2G], power aggregation, use of the battery for network load balancing, coordinated or cooperative battery charging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/50—Charging stations characterised by energy-storage or power-generation means
    • B60L53/53—Batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/64—Optimising energy costs, e.g. responding to electricity rates
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention provides a new energy electric automobile energy storage charging method, relates to the field of new energy electric automobiles, and provides a new energy electric automobile energy storage charging method, a matched system and equipment thereof. The new energy electric automobile energy storage charging method comprises the following steps: in the valley electricity price period of the electricity price of the national power grid, namely, in the 23-7-point time period of each day, a power supply enterprise uses charging equipment, electric energy generated by the power plant is directly used around the power plant, after the electric energy is stored in a battery, in the peak, flat electricity price period of the electricity price of the national power grid, the power supply and charging equipment is used for supplying and supplementing the electric energy stored in the battery for the new energy automobile. The method can effectively solve the problem of insufficient electric energy in the peak flat price period of the national power grid, and can solve the problem of overhigh charging price of the new energy electric automobile in the peak flat price period of the national power grid. The invention can provide a better solution for power supply and charging of the new energy electric automobile in the state power grid peak flat price period, so that the power supply and charging modes of the new energy electric automobile are flexible, convenient and practical, and wide in application.

Description

New energy electric automobile energy storage charging method
Technical Field
The invention relates to a charging method, belongs to the field of new energy automobile charging, and particularly relates to an energy storage charging method.
Background
The current new energy automobile charges mainly uses the electric pile to charge to electric automobile, fills the electric pile and generally contains direct current fills electric pile and two types of alternating current fills electric pile, all is in the region that has electric load, builds the transformer cabinet, installs and fills electric pile and charge for new energy automobile, because regional electric load restriction, the construction of charging station yard receives great restriction, simultaneously because the time-of-use price policy of national electric wire netting influences, the user is severely limited in the sharp of the price of electricity that national electric wire netting decided, peak, low price period charge, can't effectively utilize the abundant electric energy of national electric wire netting valley price period.
Disclosure of Invention
Technical problem
In view of the above, the technical problem to be solved by the invention is how to provide a charging method, which can prevent the construction of a charging station from being limited by power loads, and simultaneously ensure that the power supply and the charging of users in the peak, peak and flat power price period of the electricity price of the national power grid are not limited, fully utilize the abundant electric energy in the valley power price period of the national power grid, and enjoy the preferential power price of the valley power grid period, thereby achieving good charging and power supply experience and effect.
Solution scheme
In order to solve the problems, the invention provides an energy storage charging method, which uses an energy storage battery pack, a charging station and matched charging equipment, and the technical problems to be solved are realized through the following operations.
The power supply enterprise users charge and store the electric energy of the power plant into the energy storage battery pack in the valley electricity price period of the electricity price set by the national power grid by using the energy storage battery pack and matched charging equipment, then use the transportation equipment to charge the charged energy storage battery pack, install the charged energy storage battery pack into a charging station with charging requirements, use related matched charging systems and equipment, and provide power supply or charging service for new energy automobile users in the peak, peak and flat electricity price period of the electricity price set by the national power grid.
Through the equipment and the solution, the user of the power supply enterprise can build the charging station to be no longer influenced by the power load, so that the user of the new energy automobile can charge and supply power in all time periods including the peak, the peak and the flat electricity price period of the electricity price determined by the national power grid, and can enjoy the electricity price preference in the valley time period, thereby achieving good charging and power supply experience and effect.
Application effects
According to the energy storage charging method provided by the invention, a user of a power supply enterprise uses the national power grid power or establishes the energy storage charging station yard around the power station, and in the valley power price period of the power price determined by the national power grid, electric energy is charged and stored into the energy storage battery pack, so that the charging power load of the energy storage charging station yard can be ensured, the power loss caused by a power transmission and transformation circuit is reduced, the energy storage battery pack can be normally charged, and the power energy storage can be realized with lower power price cost, so that the possibility is provided for low-price energy storage and high-price selling.
According to the energy storage charging method provided by the invention, a user of a power supply enterprise uses the transportation equipment to install the charged energy storage battery pack in a charging station with a charging requirement, and uses the related matched charging system and equipment to provide charging service for the user of the new energy automobile in the sharp, peak and flat electricity price period of the electricity price determined by the national power grid. The effects of all weather, multi-field mobile type, low electricity price, direct current, and the like can be effectively realized.
Other features and aspects of the present invention will become apparent from the following detailed description of exemplary embodiments, which refers to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features and aspects of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 shows a schematic diagram of an operation mechanism of an energy storage charging method provided in embodiment 1 of the present invention.
Fig. 2 shows an operation flow chart of an energy storage charging method provided in embodiment 1 of the present invention.
Detailed Description
Various exemplary embodiments, features and aspects of the invention will be described in detail below with reference to the drawings. The word "exemplary" is used herein to mean "serving as an example, instance, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
The term "energy storage charging equipment" specially used herein means that when the energy storage charging method provided by the invention is used for implementing energy storage charging, equipment such as a charger, a charging circuit, a charging interface device, a charging management hardware control unit, an energy storage battery pack and the like which are required by realizing energy storage charging and charging a new energy automobile are matched with the energy storage charging method provided by the invention.
The term "energy storage charging system" specially used herein means that the energy storage charging method provided by the invention includes, but is not limited to, systems such as a management system for charging an energy storage battery pack, a management system for charging a new energy automobile by using the energy storage battery pack, and the like when energy storage charging is implemented.
In addition, numerous specific details are set forth in the following description in order to provide a better illustration of the invention. It will be understood by those skilled in the art that the present invention may be practiced without some of these specific details. In some instances, well known methods, procedures, and components have not been described in detail so as not to obscure the present invention.
Example 1
Fig. 1 shows a schematic diagram of an operation mechanism of an energy storage charging method provided in embodiment 1 of the present invention, and fig. 2 shows a flowchart of an operation of an energy storage charging method provided in embodiment 1 of the present invention.
The energy storage charging method example described in this embodiment 1 mainly describes an application example in which a user uses electric power resources of a hydraulic power plant, solar power plant, wind power plant or thermal power plant to store electric energy of a power plant which is not yet on a national power grid into an energy storage battery pack at an energy storage charging station, then transport the energy storage battery pack to a new energy automobile charging station, and charge the new energy automobile at a new energy automobile charging station according to requirements of the new energy electric automobile by using the electric energy stored into the energy storage battery pack at a national power grid power price peak and a normal period.
In the embodiment of the invention, the energy storage charging station and the new energy automobile charging station are separately built, and after the energy storage battery pack is charged by the energy storage charging station, a user uses a transportation means to transport the energy storage battery pack to the new energy automobile charging station for charging the new energy automobile.
As shown in fig. 1, the operation mechanism system relates to five parts of a national power grid power transmission substation, an energy storage charging station, an energy storage battery pack, a new energy vehicle charging station and a new energy electric vehicle.
In the embodiment of the invention, the national power grid power transmission substation stores electric energy into the energy storage battery pack at the energy storage charging station in the trough period of the national power grid electricity price.
The energy storage charging station and the new energy automobile charging station are separately constructed sites, and the energy storage charging station charges the energy storage battery pack; the new energy automobile charging station provides a platform for discharging the energy storage battery pack and simultaneously charging the new energy automobile.
The energy storage battery pack is mainly used for storing power in the trough period of the national power grid power price, and is used for providing electric energy for charging the new energy electric automobile in the peak and flat period of the national power grid power price.
The new energy electric automobile is charged by the energy storage battery pack at a new energy automobile charging station.
In the embodiment of the invention, a hydraulic power plant, a solar power plant, a wind power plant and a thermal power plant provide electric power input for an energy storage charging station, an energy storage charging system of the energy storage charging station automatically judges whether the energy storage charging station is in a power price trough period, if so, automatically judges that energy storage charging equipment is used for charging the energy storage battery pack according to the requirement of the energy storage battery pack, if not, the energy storage charging equipment is automatically suspended, and waits for new instruction input; when the energy storage battery pack is charged, the energy storage charging system automatically judges whether the charging and the storage of the battery pack are finished, if yes, the charging is finished; if not, continuing to charge, after completing charging, using a transportation means to transport the energy storage battery pack to a new energy automobile charging station by a user, then manually connecting new energy automobile charging equipment of the new energy automobile charging station, automatically judging whether the new energy automobile is sharp, peak and usual period by a new energy automobile charging station energy storage charging system, if yes, automatically judging whether the new energy automobile is required to be charged again, if yes, using the energy storage charging equipment to charge the new energy automobile, if not, automatically suspending and waiting for new charging request instruction input.
Therefore, the energy storage charging method provided by the embodiment of the invention can enable a user to automatically complete energy storage of the battery pack in the electricity price trough period, then charge the new energy automobile by using the energy storage battery pack in the electricity price point, peak and ordinary period, and thoroughly get rid of the limitation of the national power grid in the electricity price point, peak and ordinary period and the high electricity price in the period, thereby achieving good charging experience and energy storage effect.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims (8)

1. The energy storage charging method of the new energy electric automobile is characterized by comprising the following steps of: in the valley electricity price period of the electricity price determined by the national power grid, a user of a power supply enterprise uses charging equipment, electric energy generated by the power plant is directly used around the power plant to charge the energy storage battery pack, and then in the peak electricity price period of the electricity price determined by the national power grid, the power supply and charging equipment is used to supply and supplement electric energy for the new energy automobile and the electric automobile.
2. The method for storing and charging the new energy electric automobile according to claim 1, wherein the method comprises the following steps: the valley electricity price period of the electricity price determined by the national power grid refers to a period from 23 points to 7 points per day.
3. The method for storing and charging the new energy electric automobile according to claim 1, wherein the method comprises the following steps: the electric energy generated by the direct-use power plant refers to electric energy generated by the direct-use power plant generator set before the power grid in the country.
4. The method for storing and charging the new energy electric automobile according to claim 1, wherein the method comprises the following steps: the charging equipment comprises, but is not limited to, a charging wire, a power unit, a control unit, a metering unit, a charging interface, a power supply interface, a man-machine interaction interface and other modules.
5. The method for storing and charging the new energy electric automobile according to claim 1, wherein the method comprises the following steps: the energy storage battery pack comprises but is not limited to a lead-acid battery, a nickel-cadmium battery, a nickel-hydrogen battery, a lithium ion battery, a solid-state battery and the like which can be charged and discharged.
6. The method for storing and charging the new energy electric automobile according to claim 1, wherein the method comprises the following steps: the method for supplying and supplementing the electric energy is characterized in that the energy storage battery pack according to claim 5 is arranged on an electric automobile to directly supply the electric energy for the new energy automobile or charge the battery of the new energy automobile to supplement the electric energy.
7. The method for storing and charging the new energy electric automobile according to claim 1, wherein the method comprises the following steps: the power supply enterprise user refers to an enterprise or an individual providing charging or power supply for the new energy automobile.
8. The method for storing and charging the new energy electric automobile according to claim 1, wherein the method comprises the following steps: such power plants include, but are not limited to, hydroelectric power plants, wind power plants, solar power plants, thermal power plants, and the like.
CN202310492781.XA 2023-05-05 2023-05-05 New energy electric automobile energy storage charging method Pending CN116331006A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310492781.XA CN116331006A (en) 2023-05-05 2023-05-05 New energy electric automobile energy storage charging method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310492781.XA CN116331006A (en) 2023-05-05 2023-05-05 New energy electric automobile energy storage charging method

Publications (1)

Publication Number Publication Date
CN116331006A true CN116331006A (en) 2023-06-27

Family

ID=86893167

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310492781.XA Pending CN116331006A (en) 2023-05-05 2023-05-05 New energy electric automobile energy storage charging method

Country Status (1)

Country Link
CN (1) CN116331006A (en)

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