CN107508300B - Energy storage device state processing method and device and unit energy system - Google Patents
Energy storage device state processing method and device and unit energy system Download PDFInfo
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Abstract
The invention discloses a method and a device for processing the state of an energy storage device and a unit energy system. Wherein, the method comprises the following steps: acquiring parameters of an energy storage device, wherein the energy storage device is used for receiving and storing electric energy and supplying power to electric equipment; determining the state of the energy storage device according to the parameters; and sending the state to a terminal device, wherein the terminal device is used for displaying the state of the energy storage device. The invention solves the technical problem that the state of the energy storage device can not be displayed according to the parameters of the energy storage device in the related technology.
Description
Technical Field
The invention relates to the field of energy storage processing, in particular to a method and a device for processing the state of an energy storage device and a unit energy system.
Background
With the rapid development of new energy industry, the low level of the energy storage technology as an unstable power generation source buffer zone is more and more prominent, many energy storage batteries only play a role of themselves nowadays, important parameters of the energy storage batteries cannot be transmitted to an energy management system, even many places for energy storage are used, the energy management system does not exist at all, thus, operation and maintenance personnel are not convenient to troubleshoot faults, data mining of subsequent systems and the like cannot be carried out, and energy and manpower waste is caused.
In view of the above-mentioned problem that the energy storage device in the related art cannot perform state analysis according to parameters, no effective solution has been proposed at present.
Disclosure of Invention
The embodiment of the invention provides a method and a device for processing the state of an energy storage device and a unit energy system, which are used for at least solving the technical problem that the state of the energy storage device cannot be displayed according to the parameters of the energy storage device in the related technology.
According to an aspect of the embodiments of the present invention, there is provided a method for processing a state of an energy storage device, including: acquiring parameters of an energy storage device, wherein the energy storage device is used for receiving and storing electric energy and supplying power to electric equipment; determining the state of the energy storage device according to the parameters; and sending the state to a terminal device, wherein the terminal device is used for displaying the state of the energy storage device.
Further, determining the state of the energy storage device as a function of the parameter includes at least one of: determining whether the energy storage device fails according to the parameters; and predicting the service life of the energy storage device according to the parameters.
Further, determining the state of the energy storage device as a function of the parameter comprises: and determining the state of the energy storage device according to the parameters by using a first data model, wherein the first data model is obtained by historically acquiring the parameters and the corresponding states of a plurality of energy storage devices of the same type.
Further, in the case that the parameter includes a plurality of parameters, determining the state of the energy storage device according to the parameter includes: and carrying out weighting processing according to the state corresponding to each parameter to obtain the state of the energy storage device.
According to another aspect of the embodiments of the present invention, there is also provided an energy storage device state processing apparatus, including: the device comprises an acquisition unit, a processing unit and a control unit, wherein the acquisition unit is used for acquiring parameters of an energy storage device, and the energy storage device is used for receiving and storing electric energy and supplying power to electric equipment; the determining unit is used for determining the state of the energy storage device according to the parameters; and the sending unit is used for sending the state to terminal equipment, wherein the terminal equipment is used for displaying the state of the energy storage device.
Further, the determination unit includes at least one of: the first determining module is used for determining whether the energy storage device is in failure according to the parameters; and the analysis module is used for predicting the service life of the energy storage device according to the parameters.
Further, the determining unit includes: and the second determining module is used for determining the state of the energy storage device according to the parameters by using a first data model, wherein the first data model is obtained by historically acquiring the parameters and the corresponding states of a plurality of energy storage devices of the same type.
Further, the determining unit includes: and the obtaining module is used for performing weighting processing according to the state corresponding to each parameter to obtain the state of the energy storage device under the condition that the parameters comprise a plurality of parameters.
According to another aspect of the embodiments of the present invention, there is also provided a unit energy system including: the unit energy system is connected with an external power grid system and can exchange electric energy with the external power grid system, wherein the energy storage device comprises any one of the energy storage device state processing devices.
According to another aspect of the embodiment of the present invention, there is also provided a storage medium including a stored program, wherein the program executes the energy storage device state processing method described in any one of the above.
According to another aspect of the embodiment of the present invention, there is further provided a processor, where the processor is configured to execute a program, where the program executes the energy storage device state processing method described in any one of the above.
In the embodiment of the invention, parameters of an energy storage device are obtained, wherein the energy storage device is used for receiving and storing electric energy and supplying power to electric equipment; determining the state of the energy storage device according to the parameters; and sending the state to a terminal device, wherein the terminal device is used for displaying the state of the energy storage device. The embodiment of the invention realizes the purposes of counting and mining the energy storage device and obtaining the state of the energy storage device from the energy storage device to determine the parameters, achieves the technical effect of displaying the parameters of the energy storage device, and further solves the technical problem that the state of the energy storage device cannot be displayed according to the parameters of the energy storage device in the related technology. The power utilization experience of the user is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic diagram of an energy management device according to an embodiment of the invention;
FIG. 2 is a flow diagram of a method of energy storage device status handling according to an embodiment of the present invention;
FIG. 3 is a flow diagram of an alternative energy storage battery state handling method according to an embodiment of the invention;
FIG. 4 is a schematic diagram of an energy storage device status handling apparatus according to an embodiment of the invention;
fig. 5 is a schematic diagram of the determination unit 43 in the energy storage device state processing apparatus according to the embodiment of the invention;
fig. 6 is a schematic diagram of the determination unit 43 in the energy storage device state processing apparatus according to the embodiment of the invention;
fig. 7 is a schematic diagram of a determination unit 43 in another alternative energy storage device state processing apparatus according to an embodiment of the invention; and
fig. 8 is a schematic view of a unit energy system according to an embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
For convenience of description, some terms or expressions appearing in the embodiments of the present invention are explained below:
power grid: in an electric power system, facilities and equipment for generating and using electricity are collectively referred to.
Feeding: the term "power supply" means power transmission from the controlled device to the control point, that is, power supply to one user circuit.
In accordance with an embodiment of the present invention, there is provided a method embodiment of a method for energy storage device state processing, where the steps illustrated in the flowchart of the figure may be performed in a computer system, such as a set of computer executable instructions, and where a logical order is illustrated in the flowchart, in some cases the steps illustrated or described may be performed in an order different than that illustrated herein.
The following embodiments can be applied to various scenarios, for example, the control of electric devices in a building, a home, or an organization, and can also be applied to a larger range: control of electric equipment in a cell, a factory, a city, and the like.
The present embodiment will be described with reference to a preferred scenario. Fig. 1 is a schematic diagram of an energy management apparatus according to an embodiment of the present invention, as shown in fig. 1, the apparatus may include various types of devices: the power grid, the power generation equipment, the energy storage equipment and the load power utilization equipment, and the use of the energy is controlled through the energy interaction management center, the power grid comprises electric energy generated by storing the power generation equipment through the energy storage equipment, the energy is directly transmitted to the load power utilization equipment through the power generation equipment, the load power utilization equipment uses the electric energy, and when the electric energy generated by the power generation equipment is larger than the electric energy used by the load power utilization equipment, redundant electric energy used by the load power utilization equipment is stored in the energy storage equipment. For the energy interaction management center, the energy interaction management center can be, but is not limited to, a smart air conditioner.
For the power grid, the power storage device, the power generation device and the load power utilization device in the above embodiments, the power supply of the load power utilization device may be supplied by the combination of the power grid and the power generation device, when the electric energy generated by the power generation device is greater than the power consumption of the load power utilization device, a part of the electric energy may be fed back to the power grid, and if the electric energy generated by the power generation device is not enough for the load power utilization device, the power may be supplied by the power grid. Wherein the power grid may be a power grid provided by a power company. And managing the power operation of the power grid, the power storage equipment, the power generation equipment and the load electric equipment through the energy interactive management center.
Wherein, the above power generation device may be, but is not limited to: photovoltaic power generation equipment, wind power generation equipment when power generation equipment is photovoltaic power generation, can produce the electric energy through setting up a large amount of light energy sampling boards to the electric energy that will produce passes through energy storage equipment and stores. Wherein, this power generation facility can set up at the top of user's building, for example, sets up a plurality of photovoltaic boards on the parietal of factory to produce the electric energy, and with the electric energy storage of production in energy storage equipment, when the load consumer needs the power consumption, can directly use the electric energy of energy storage equipment storage.
Optionally, the energy management apparatus further includes a direct-drive variable frequency multi-split air conditioner to convert energy generated by the power generation device into preset direct current electric energy, and the preset direct current electric energy is stored by the energy storage device and is directly used by load electric equipment.
Optionally, the load electric device may be a plurality of dc electric devices, such as a dc refrigerator, a dc washing machine, a dc rice cooker, a dc humidifier, and the like. Thus, the same direct current electrical equipment can be used for simultaneously using the direct current electric energy in the energy storage equipment.
The embodiment of the invention can be applied to various use environments, and a user is not limited in the application, for example, in environments such as a home, a community, an office, an enterprise, a factory floor and the like, each use environment may include various electric devices. In addition, an independent area for placing the energy storage device can be arranged to place the energy storage device, and the electric energy generated by the power generation device is converted into the electric energy which can be used by the load electric equipment through the energy interaction management center.
Fig. 2 is a flowchart of an energy storage device state processing method according to an embodiment of the invention, and as shown in fig. 2, the energy storage device state processing method includes the following steps:
step S202, acquiring parameters of an energy storage device, wherein the energy storage device is used for receiving and storing electric energy and supplying power to electric equipment.
And step S204, determining the state of the energy storage device according to the parameters.
And step S206, sending the state to the terminal equipment, wherein the terminal equipment is used for displaying the state of the energy storage device.
The terminal device may be a mobile phone, a tablet, a computer, etc., and is not particularly limited in the embodiment of the present invention.
Through the steps, the state of the energy storage device can be determined according to the acquired parameters of the energy storage device, and the determined state of the energy storage device is sent to the terminal equipment, so that the defect that the state of the energy storage device cannot be determined according to the parameters of the energy storage device in the prior art is effectively overcome, statistics and mining on the energy storage device are realized, the purpose of determining the parameters of the state of the energy storage device is acquired from the energy storage device, the technical effect of displaying the parameters of the energy storage device is achieved, and the technical problem that the state of the energy storage device cannot be displayed according to the parameters of the energy storage device in the related art is solved. The power utilization experience of the user is improved.
In the related art, compared with the majority of the parameters of the energy storage battery which cannot be checked, the battery parameters cannot be checked from the remote display terminal, and the state of the energy storage battery cannot be determined based on the checked parameters of the energy storage battery and can be displayed. The energy storage device state processing method provided by the embodiment of the invention can enable energy storage data to be visualized, and is convenient for users to know the condition of the energy storage device.
In an alternative embodiment of the invention, determining the state of the energy storage device based on the parameter may comprise at least one of: determining whether the energy storage device fails according to the parameters; and predicting the service life of the energy storage device according to the parameters.
An alternative embodiment of the present invention will be described in detail below with reference to the accompanying drawings by taking an energy storage battery as an example.
The energy storage battery is used as an energy storage device and can provide a direct current power supply for the direct current product, but in practical application, the energy storage battery has a service life and can also have unknown faults. Therefore, on one hand, the defect that the service life of the energy storage battery is shortened due to unreasonable electricity utilization is avoided; in another aspect, faults of the energy storage battery can be timely and quickly checked. It is necessary to determine whether the energy storage device has a fault according to the parameters of the energy storage battery and predict the service life of the energy storage battery.
Fig. 3 is a flowchart of an optional energy storage battery state processing method according to an embodiment of the present invention, and as shown in fig. 3, the energy storage battery state processing method includes the following steps:
step S302, the energy storage battery detection module is used to obtain parameters of the energy storage battery from the energy storage battery, such as a rated capacity, a rated voltage, a charge and discharge rate, an impedance, a service life, and a self-discharge rate.
And step S304, sending the parameters of the energy storage battery to a server through a digital processor according to the format of a TCP/IP protocol.
And step S306, analyzing the parameters of the received energy storage battery in the server, and sending the analyzed parameters of the energy storage battery to the terminal equipment.
And S308, the server performs data mining on the parameters of the energy storage battery to obtain an energy storage battery electric quantity curve, and the service life of the energy storage battery is predicted according to the electric quantity curve.
And step S310, analyzing the analyzed parameters of the energy storage battery, and sending the analysis result to the terminal equipment.
In step S312, the user may perform troubleshooting according to the analysis result.
Through the steps S302 to S312, a user can not only check the parameters of the energy storage battery in real time, but also predict the service life of the electric quantity curve of the energy storage battery according to the battery quantity curve of the energy storage battery, and meanwhile, the user can also perform troubleshooting according to an analysis result sent to a display screen of user terminal equipment, so that the energy storage battery is replaced or the battery is upgraded in time, and the user has good electricity utilization experience.
In an alternative embodiment of the present invention, determining the state of the energy storage device based on the parameter may include: and determining the state of the energy storage device according to the parameters by using a first data model, wherein the first data model is obtained by historically acquiring the parameters and the corresponding states of a plurality of energy storage devices of the same type. For example, parameters of a plurality of energy storage devices acquired historically can be transmitted to a server through a digital processor, a first data model is obtained by performing deep mining on the acquired data of the plurality of energy storage devices based on the server, and a user determines the state of the energy storage devices according to the first data model and the parameters of the used energy storage devices.
In an alternative embodiment of the present invention, in the case where the parameter includes a plurality of parameters, determining the state of the energy storage device according to the parameter may include: and carrying out weighting processing according to the state corresponding to each parameter to obtain the state of the energy storage device. For example, according to the importance of the state corresponding to each of the parameters, the state corresponding to each of the parameters is weighted, and then the state of the energy storage device is obtained.
According to another aspect of the embodiment of the present invention, there is also provided an energy storage device state processing apparatus, and fig. 4 is a schematic diagram of the energy storage device state processing apparatus according to the embodiment of the present invention, as shown in fig. 4, the energy storage device state processing apparatus includes: an acquisition unit 41, a determination unit 43 and a transmission unit 45. The energy storage device status processing device will be described in detail below.
The obtaining unit 41 is configured to obtain a parameter of an energy storage device, where the energy storage device is configured to receive and store electric energy and supply power to an electric device.
And the determining unit 43 is connected with the acquiring unit 41 and is used for determining the state of the energy storage device according to the parameters.
And a sending unit 45, connected to the determining unit 43, for sending the state to a terminal device, where the terminal device is used to display the state of the energy storage device.
According to the energy storage device state processing device provided by the embodiment of the invention, the acquisition unit is used for acquiring the parameters of the energy storage device, wherein the energy storage device is used for receiving and storing electric energy and supplying power to electric equipment; the determining unit is used for determining the state of the energy storage device according to the parameters; the sending unit is used for sending the state to the terminal equipment, wherein the terminal equipment is used for displaying the state of the energy storage device. The purpose of counting and excavating the energy storage device and obtaining the state of the energy storage device from the energy storage device to determine the parameters is achieved, the technical effect of displaying the parameters of the energy storage device is achieved, and the technical problem that the state of the energy storage device cannot be displayed according to the parameters of the energy storage device in the related art is solved. The power utilization experience of the user is improved.
Fig. 5 is a schematic diagram of the determining unit 43 in the energy storage device state processing apparatus according to the embodiment of the invention, and as shown in fig. 5, the determining unit 43 includes at least one of the following: a first determination module 51 and an analysis module 53. The determination unit 43 will be described in detail below.
A first determining module 51, connected to the determining unit 43, is used for determining whether the energy storage device is faulty according to the parameter.
And the analysis module 53 is connected with the determination unit 43 and used for predicting the service life of the energy storage device according to the parameters.
Fig. 6 is a schematic diagram of the determining unit 43 in the energy storage device state processing apparatus according to the embodiment of the invention, and as shown in fig. 6, the determining unit 43 includes: the second determining module 61 is configured to determine the state of the energy storage device according to the parameters by using a first data model, where the first data model is obtained by historically obtaining parameters and corresponding states of a plurality of energy storage devices of the same type.
Fig. 7 is a schematic diagram of a determining unit 43 in another alternative energy storage device state processing apparatus according to an embodiment of the present invention, and as shown in fig. 7, the determining unit 43 includes: the obtaining module 71 is configured to, when the parameter includes a plurality of parameters, perform weighting processing according to a state corresponding to each of the parameters to obtain a state of the energy storage device.
According to another aspect of the embodiments of the present invention, there is also provided a unit energy system, fig. 8 is a schematic view of the unit energy system according to the embodiments of the present invention, as shown in fig. 8, the unit energy system including: the energy storage system comprises at least one energy storage device 81, at least one power generation device 83 and at least one power utilization device 85, wherein the unit energy system is connected with an external power grid system and can exchange electric energy with the external power grid system, and the energy storage device comprises any one of the energy storage device state processing devices.
According to another aspect of the embodiment of the present invention, there is also provided a storage medium including a stored program, wherein the program executes the energy storage device state processing method of any one of the above.
According to another aspect of the embodiment of the present invention, there is further provided a processor, wherein the processor is configured to execute a program, and the program executes the energy storage device state processing method according to any one of the above.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a 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 stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. An energy storage device state processing method is characterized by comprising the following steps:
acquiring parameters of an energy storage device, wherein the energy storage device is used for receiving and storing electric energy and supplying power to electric equipment;
determining the state of the energy storage device according to the parameters;
sending the state to a terminal device, wherein the terminal device is used for displaying the state of the energy storage device;
wherein determining the state of the energy storage device as a function of the parameter comprises:
determining the state of the energy storage device according to the parameters by using a first data model, wherein the first data model is obtained by historically acquiring parameters and corresponding states of a plurality of energy storage devices of the same type;
wherein, in the case that the parameter includes a plurality of parameters, determining the state of the energy storage device according to the parameter includes: and performing weighting processing according to the state corresponding to each of the parameters to obtain the state of the energy storage device, wherein the weighting processing is performed on the state corresponding to each of the parameters based on the importance of the state corresponding to each of the parameters.
2. The method of claim 1, wherein determining the state of the energy storage device as a function of the parameter comprises at least one of:
determining whether the energy storage device fails according to the parameters;
and predicting the service life of the energy storage device according to the parameters.
3. An energy storage device state processing apparatus, comprising:
the device comprises an acquisition unit, a processing unit and a control unit, wherein the acquisition unit is used for acquiring parameters of an energy storage device, and the energy storage device is used for receiving and storing electric energy and supplying power to electric equipment;
the determining unit is used for determining the state of the energy storage device according to the parameters;
the sending unit is used for sending the state to terminal equipment, wherein the terminal equipment is used for displaying the state of the energy storage device;
wherein the determination unit includes:
the second determining module is used for determining the state of the energy storage device according to the parameters by using a first data model, wherein the first data model is obtained by historically acquiring the parameters and the corresponding states of a plurality of energy storage devices of the same type;
wherein the determination unit includes:
and the obtaining module is used for performing weighting processing according to the state corresponding to each of the parameters to obtain the state of the energy storage device under the condition that the parameters include a plurality of parameters, wherein the weighting processing is performed on the state corresponding to each of the parameters based on the importance of the state corresponding to each of the parameters.
4. The apparatus of claim 3, wherein the determining unit comprises at least one of:
the first determining module is used for determining whether the energy storage device is in failure according to the parameters;
and the analysis module is used for predicting the service life of the energy storage device according to the parameters.
5. A unit energy system, comprising: at least one energy storage device, at least one power generation device, and at least one electricity utilization device, wherein the unit energy system is connected with an external power grid system and can exchange electric energy with the external power grid system, and the energy storage device comprises the energy storage device state processing device according to any one of claims 3 or 4.
6. A storage medium characterized by comprising a stored program, wherein the program executes the energy storage device state processing method according to any one of claims 3 or 4.
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| CN102833385A (en) * | 2011-06-15 | 2012-12-19 | 康佳集团股份有限公司 | Mobile phone device and method for forecasting battery life of mobile phone |
| CN103545853A (en) * | 2012-07-13 | 2014-01-29 | 上海灏睿科技发展有限公司 | Intelligent lithium battery pack management system |
| CN103001240B (en) * | 2012-11-19 | 2015-07-08 | 国网电力科学研究院武汉南瑞有限责任公司 | In situ monitoring system for energy storage of all-vanadium redox flow battery |
| CN106058987B (en) * | 2016-06-29 | 2018-11-06 | 浙江万马新能源有限公司 | Electric vehicle charging method based on accumulator group monitoring and fault diagnosis and device |
| CN106646243A (en) * | 2016-11-09 | 2017-05-10 | 珠海格力电器股份有限公司 | Storage battery state of charge calculation method and device |
| CN106786835A (en) * | 2016-11-22 | 2017-05-31 | 天津烨伟科技有限公司 | A kind of battery electric quantity management system of electric automobile power information acquisition terminal |
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2017
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