CN116014866B - Power supply method and system based on breeze wind power generation wall - Google Patents
Power supply method and system based on breeze wind power generation wall Download PDFInfo
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Abstract
The disclosure relates to a power supply method and a system based on a breeze wind power generation wall, which belong to the technical field of clean energy power supply systems and are matched with a photovoltaic power generation technology and an energy storage technology to realize stable and convenient clean energy. The method comprises the steps of obtaining operation data of a main battery, wherein the operation data comprises a plurality of sampling moments and a plurality of corresponding sampling voltages; determining whether at least one sampling voltage lower than a set voltage exists among the plurality of sampling voltages; if at least one sampling voltage exists, determining at least one sampling time corresponding to the at least one sampling voltage; determining a maximum first time interval between at least one sampling instant and determining a minimum second time interval between the acquired current instant and the at least one sampling instant; generating and outputting a control instruction according to the first time interval and the second time interval; the control instruction is used for controlling the standby battery to charge the main battery.
Description
Technical Field
The embodiment of the disclosure relates to the technical field of clean energy power supply systems, in particular to a power supply method and system based on a breeze wind power generation wall.
Background
At present, along with the development of economy, the application of clean energy is increasingly wide.
The existing clean energy power supply system can charge batteries by adopting a photovoltaic cell panel and supply power to roads in cities or lamplights in communities through the batteries. However, in severe weather, the photovoltaic cell panel is difficult to charge the battery, so that the battery is deficient for a long time, and the service life of the battery is influenced.
Disclosure of Invention
An object of the embodiments of the present disclosure is to provide a new technical solution of a power supply method and system based on breeze wind power generation wall.
According to a first aspect of the present disclosure, there is provided a power supply method based on a breeze wind power generation wall, the method being provided in a power supply system based on a breeze wind power generation wall, the power supply system including a main battery powered by a photovoltaic panel, a backup battery powered by the breeze wind power generation wall, and a controller electrically connected to the main battery, the photovoltaic panel, the breeze wind power generation wall, and the backup battery, respectively, the method being applied to the controller, the method comprising:
acquiring operation data of the main battery, wherein the operation data comprises a plurality of sampling moments and a plurality of corresponding sampling voltages;
Determining whether at least one sampling voltage lower than a set voltage exists among the plurality of sampling voltages;
if the at least one sampling voltage exists, determining at least one sampling time corresponding to the at least one sampling voltage;
determining a maximum first time interval between the at least one sampling instant and determining a minimum second time interval between the acquired current instant and the at least one sampling instant;
generating and outputting a control instruction according to the first time interval and the second time interval; the control instruction is used for controlling the standby battery to charge the main battery.
Optionally, before the generating and outputting the control instruction according to the first time interval and the second time interval, the method further includes:
obtaining the electric quantity change trend of the main battery in the first time interval according to at least one sampling voltage corresponding to the at least one sampling time;
the generating and outputting a control instruction according to the first time interval and the second time interval includes:
generating and outputting a first control instruction according to the first time interval and the second time interval under the condition that the electric quantity change trend shows that the voltage of the main battery tends to decrease; the control instructions comprise first control instructions, wherein the first control instructions are used for charging the standby battery to the main battery for a corresponding charging time according to a set rated voltage;
Generating and outputting a second control instruction under the condition that the electric quantity change trend shows that the voltage of the main battery tends to rise; the control instructions comprise second control instructions, and the second control instructions are used for controlling the standby battery not to charge the main battery.
Optionally, the generating and outputting the first control instruction according to the first time interval and the second time interval includes:
generating and outputting a first charging instruction according to the voltage consumption reflected by the first time interval and a preset first mapping relation under the condition that the second time interval does not exceed a set first time interval, so that the standby battery responds to the first charging instruction to charge the main battery according to a set first charging duration; the voltage consumption is a difference value between a sampling voltage corresponding to a sampling time closest to the current time and the set voltage, the first mapping relation is a corresponding relation between the voltage consumption and the first charging duration, the first control instruction comprises a first charging instruction, and the charging duration comprises a first charging duration.
Optionally, the generating and outputting the first control instruction according to the first time interval and the second time interval includes:
Determining a battery loss according to a preset battery attenuation parameter and the second time interval under the condition that the second time interval exceeds a set first time interval;
generating and outputting a second charging instruction according to the voltage consumption reflected by the first time interval, the battery consumption and a preset second mapping relation, so that the standby battery responds to the second charging instruction to charge the main battery according to a set second charging duration; the second mapping relation is a corresponding relation between the sum of the voltage consumption and the battery consumption and the second charging duration, the first control instruction comprises a second charging instruction, and the charging duration comprises a second charging duration.
Optionally, after the generating and outputting the control instruction, the method further includes:
acquiring a first residual capacity of the standby battery and a second residual capacity of the main battery;
and outputting a power-off instruction when the first residual electric quantity is detected to be lower than the second residual electric quantity, so that the standby battery stops charging the main battery in response to the power-off instruction.
According to a second aspect of the present disclosure, there is also provided a power supply system based on a breeze wind power generation wall, the power supply system comprising:
A main battery;
the photovoltaic cell panel is used for supplying power to the main battery;
a backup battery electrically connected with the main battery;
the breeze wind power generation wall is arranged on the photovoltaic cell panel and is used for supplying power to the standby battery;
a controller that performs the breeze wind power generation wall-based power supply method according to any one of claims 1 to 5;
the controller is electrically connected with the main battery, the photovoltaic cell panel, the breeze wind power generation wall and the standby battery respectively.
Optionally, the breeze wind power generation wall includes:
the shell is fixedly arranged on the photovoltaic cell panel;
the rotating rods are rotatably arranged on the shell, and a plurality of blades are fixedly arranged on the rotating rods;
the generator is fixedly arranged at the bottom of the shell, a rotating shaft of the generator is fixedly connected with one end of the rotating rod in a coaxial mode, and the generator is used for supplying power to the standby battery;
and the linkage device is arranged at the top of the shell and used for limiting the rotation direction of the adjacent rotating rods to be opposite.
Optionally, the linkage comprises:
the first belt wheels are fixedly arranged at one end, far away from the generator, of the rotating rod, the first belt wheels correspond to the rotating rods one by one, the first belt wheels are connected through synchronous belts, and the parts, wound on the first belt wheels, of the synchronous belts are in a snake shape;
the adjusting mechanism is arranged at the top of the shell and is used for adjusting the tightening degree of the synchronous belt.
Optionally, the adjusting mechanism includes:
the first sleeve is rotationally connected to the shell;
the first screw rod is arranged in the first sleeve in a sliding manner, a second gear which is used for rotating relative to the first sleeve is connected with the first screw rod in a threaded manner, and a second belt wheel which is used for being abutted to the synchronous belt is arranged at one end of the first screw rod, which is far away from the second gear, in a rotating manner;
the first rack is fixedly arranged at the top of the shell;
the third gear is rotatably arranged on the first sleeve, the top of the third gear is meshed with the second gear, and the bottom of the third gear is meshed with the first rack;
Wherein the diameter of the first pulley adjacent to the side post of the housing is smaller than the diameter of the other first pulleys.
Optionally, the adjusting mechanism further comprises:
the fourth gear is coaxially fixed at the bottom of the first sleeve;
the fifth gear is rotationally connected to the top of the shell and meshed with the fourth gear;
the second rack is arranged at the top of the shell in a sliding manner and is meshed with the fifth gear;
the connecting plate is fixed on one side, far away from the first belt wheel, of the second rack, and a third belt wheel used for being connected with the synchronous belt is rotationally connected to the connecting plate;
the second sleeve is rotationally connected to the shell, a second screw is connected to the second sleeve through internal threads, and one end, far away from the second sleeve, of the second screw is rotationally connected with the connecting plate.
The method and the device have the advantages that the controller can acquire the operation data of the main battery, and according to a plurality of sampling voltages in the operation data, the sampling voltages lower than the set voltage and the corresponding sampling moments are determined, so that a first time interval between the sampling moments and a second time interval before the sampling moments and the current moment are obtained. Corresponding control instructions are generated through the first time interval and the second time interval, so that the standby power supply charges the main power supply, the condition that the main power supply is deficient in power is effectively reduced, and the service life of the main power supply is prolonged.
Other features of the disclosed embodiments and their advantages will become apparent from the following detailed description of exemplary embodiments of the disclosure, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description, serve to explain the principles of the embodiments of the disclosure.
FIG. 1 is a schematic diagram of a constitution of a breeze wind power generation wall-based power supply system to which a breeze wind power generation wall-based power supply method according to an embodiment can be applied;
FIG. 2 is a schematic diagram of the overall structure of a breeze wind power generation wall and photovoltaic panels of a breeze wind power generation wall-based power supply system in accordance with one embodiment;
FIG. 3 is a schematic view of an internal structure of a breeze wind power generation wall based power supply system according to an embodiment;
FIG. 4 is a schematic view of a breeze wind power generation wall top structure of a breeze wind power generation wall based power supply system according to one embodiment;
FIG. 5 is a flow diagram of a method of providing power based on breeze wind power generation walls, according to one embodiment;
FIG. 6 is a block schematic diagram of a power supply according to one embodiment;
Fig. 7 is a schematic diagram of a hardware configuration of a power supply device according to an embodiment.
Reference numerals:
a main battery 1000;
a photovoltaic panel 2000;
a spare battery 3000;
a controller 4000;
breeze wind power generation wall 5000; a housing 510; a rotating lever 520; a blade 521; a generator 530; a linkage 540; a first pulley 541; a timing belt 542;
an adjustment mechanism 550; a first cannula 551; a first screw 552; a second gear 553; a second pulley 554; a first rack 555; a third gear 556;
a fourth gear 560; a fifth gear 561; a second rack 562; a connection plate 563; a third pulley 564; a second sleeve 565; a second screw 566;
a power supply device 600; a data acquisition module 610; a voltage determination module 620; a time determination module 630; an interval determination module 640; an instruction output module 650;
a power supply 700; a processor 710; a memory 720.
Detailed Description
Various exemplary embodiments of the present disclosure will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
< System example >
Fig. 1 is a schematic diagram of a composition structure of a breeze wind power generation wall-based power supply system to which a breeze wind power generation wall-based power supply method according to an embodiment can be applied. As shown in fig. 1, the system includes a main battery 1000, a photovoltaic panel 2000, a standby battery 3000, a breeze wind power generation wall 5000, and a controller 4000, and can be applied to a clean energy power supply scenario.
The main battery 1000 is electrically connected with the photovoltaic cell panel 2000, the photovoltaic cell panel 2000 can supply power to the main battery 1000, and the main battery 1000 can supply power to loads such as lights in streets or cells.
The backup battery 3000 is electrically connected to the breeze wind power generation wall 5000, and the breeze wind power generation wall 5000 can supply power to the backup battery 3000, and the backup battery 3000 can supply power to the main battery 1000.
The controller 4000 can be respectively in communication connection or electric connection with the main battery 1000, the photovoltaic cell panel 2000, the standby battery 3000 and the breeze wind power generation wall 5000, the controller 4000 can control the photovoltaic cell panel 2000 to supply power to the main battery 1000, can control the breeze wind power generation wall 5000 to supply power to the standby battery 3000, can control the main battery 1000 to supply power to a load, and can also control the standby battery 3000 to charge the main battery 1000.
The memory of the controller 4000 is used for storing a computer program for controlling the processor of the controller 4000 to operate to implement the breeze wind power generation wall based power supply method according to any of the embodiments, as applied in the embodiments of the present disclosure. The skilled person may design a computer program according to the solution of the embodiments of the present disclosure. How the computer program controls the processor to operate is well known in the art and will not be described in detail here.
In one embodiment, as shown in fig. 2 and 3, the breeze wind power generation wall 5000 includes: the shell 510, the shell 510 is fixedly arranged on the photovoltaic cell panel 2000; the rotating rods 520 are rotatably arranged on the shell 510, and a plurality of blades 521 are fixedly arranged on the rotating rods 520; the generator 530 is fixedly arranged at the bottom of the shell 510, a rotating shaft of the generator 530 is fixedly connected with one end of the rotating rod 520 in a coaxial manner, and the generator 530 is used for supplying power to the standby battery 3000; and the linkage device 540, wherein the linkage device 540 is arranged at the top of the shell 510, and the linkage device 540 is used for limiting the rotation direction of the adjacent rotating rods 520 to be opposite. In addition, the generator 530 may be disposed at the top of the housing 510, and the linkage 540 is disposed at the bottom of the housing 510, so as to reduce the moisture of the generator 530.
Under the action of wind force, the blades 521 on the same rotating rod 520 are driven to rotate by the thrust of wind, and under the action of the linkage 540, the rotation directions of the adjacent rotating rods 520 are opposite, so that the condition that the blades 521 on the two adjacent rotating rods 520 rotate in the same direction and are subjected to repulsive force is reduced, and the working efficiency of the plurality of generators 530 is improved.
In one embodiment, the plurality of blades 521 are disposed along the outer circumferential surface of the rotating rod 520 in an array, and the number of the blades 521 may be three, four, or six, which is not particularly limited herein. The shape of the vane 521 may be square or elliptical as shown in fig. 2, or may be petal-shaped, which is not particularly limited herein. The blades 521 may also be made of a flexible material, so that the blades 521 may deform downwind when encountering the thrust exerted by strong wind, so as to reduce damage to the generator 530 caused by the thrust exerted by the blades 521 on the rotating rod 520.
In one embodiment, as shown in fig. 3 and 4, the linkage 540 includes: the first pulleys 541 are fixedly arranged at one end of the rotating rod 520 far away from the generator 530, the first pulleys 541 are in one-to-one correspondence with the rotating rods 520, the first pulleys 541 are connected through synchronous belts 542, and the parts of the synchronous belts 542 wound on the first pulleys 541 are in a serpentine shape; and an adjusting mechanism 550, wherein the adjusting mechanism 550 is disposed at the top of the housing 510, and the adjusting mechanism 550 is used for adjusting the tightening degree of the synchronous belt 542.
The adjusting mechanism 550 is controlled to adjust the tightening degree of the synchronous belt 542, so that one rotating rod 520 can drive other rotating rods 520 to rotate under the condition of rotating, and the rotation directions of the adjacent rotating rods 520 are opposite, so as to achieve the purpose of improving the working efficiency of the plurality of generators 530.
In one embodiment, as shown in fig. 3 and 4, the adjustment mechanism 550 includes: a first sleeve 551, the first sleeve 551 being rotatably coupled to the housing 510; the first screw rod 552, the first screw rod 552 is slidably arranged in the first sleeve 551, the first screw rod 552 is in threaded connection with a second gear 553 which is used for rotating relative to the first sleeve 551, and one end of the first screw rod 552 away from the second gear 553 is rotationally provided with a second belt pulley 554 which is used for abutting against the synchronous belt 542; the first rack 555 is fixedly arranged at the top of the shell 510; the third gear 556, the third gear 556 is rotatably arranged on the first sleeve 551, the top of the third gear 556 is meshed with the second gear 553, and the bottom of the third gear 556 is meshed with the first rack 555; wherein the diameter of the first pulley 541 near the side column of the housing 510 is smaller than the diameter of the other first pulleys 541.
Under the condition that the first sleeve 551 rotates, the third gear 556 is meshed with the first rack 555, the third gear 556 rotates, and the third gear 556 rotates to drive the first screw 552 to extend towards the outer side of the first sleeve 551, so that the second belt pulley 554 on the first screw 552 tightens the synchronous belt 542. In the case where the second pulley 554 tightens the timing belt 542, the angle at which the second pulley 554 contacts the timing belt 542 changes, so that the stress point between the timing belt 542 and the second pulley 554 is uniformly stressed.
It should be further noted that, since the vane 521 of the rotating rod 520 adjacent to the side column of the housing 510 receives the force of the rotating rod 520 adjacent to one side, the diameter of the first pulley 541 adjacent to the side column of the housing 510 is smaller than that of the other first pulleys 541, so that the working efficiency of the rotating rod 520 adjacent to the side column of the housing 510 can be effectively improved.
In one embodiment, as shown in fig. 3 and 4, the adjustment mechanism 550 further includes: a fourth gear 560, the fourth gear 560 being coaxially fixed to the bottom of the first sleeve 551; a fifth gear 561, the fifth gear 561 being rotatably coupled to the top of the housing 510, the fifth gear 561 being engaged with the fourth gear 560; the second rack 562, the second rack 562 is slidably disposed on the top of the housing 510, and the second rack 562 is meshed with the fifth gear 561; a connection plate 563, wherein the connection plate 563 is fixed on one side of the second rack 562 away from the first pulley 541, and a third pulley 564 for connecting with the timing belt 542 is rotatably connected to the connection plate 563; and a second sleeve 565, the second sleeve 565 is rotatably connected to the housing 510, a second screw 566 is screwed into the second sleeve 565, and an end of the second screw 566 remote from the second sleeve 565 is rotatably connected to the connection plate 563.
The third pulley 564 plays a role of limiting the timing belt 542 to improve the stability of the timing belt 542. In the case of manually rotating the second sleeve 565, the second screw 566 is retracted toward the inside of the second sleeve 565, so that the second rack 562 moves toward the second sleeve 565, the second rack 562 moves to drive the fifth gear 561 to rotate, the fifth gear 561 rotates to drive the fourth gear 560 to rotate, so that the first sleeve 551 rotates, and further, the second pulley 554 is adjusted to tighten or loosen the timing belt 542 under the condition of adjusting the third pulley 564.
< method example >
Fig. 5 is a flow chart of a method of supplying power based on a breeze wind power generation wall according to an embodiment. The implementation body is, for example, the controller 4000 in fig. 1.
As shown in fig. 5, the power supply method based on the breeze wind power generation wall of the present embodiment may include the following steps S510 and S550:
step S510, acquiring operation data of the main battery, where the operation data includes a plurality of sampling moments and a plurality of corresponding sampling voltages.
The controller may obtain the operation data of the main battery periodically, which may be one day, three days, or one week, which is not particularly limited herein. And under the condition that the controller acquires the sampling voltage of the corresponding main battery, recording the sampling time corresponding to the sampling voltage.
Step S520, determining whether at least one sampling voltage lower than the set voltage exists among the plurality of sampling voltages.
The controller is preset with a set voltage, the set voltage is a battery with a certain voltage value set by people, the battery can be overdischarged when the battery is at the voltage value, the voltage values of different types of batteries can be different, and the specific limitation is omitted.
The controller may remove all the sampled voltages from the plurality of sampled voltages that are not lower than the set voltage, and then determine whether at least one sampled voltage from the plurality of sampled voltages that is lower than the set voltage exists.
In step S530, if at least one sampling voltage exists, at least one sampling time corresponding to the at least one sampling voltage is determined.
Step S540, determining a maximum first time interval between at least one sampling instant and determining a minimum second time interval between the acquired current instant and at least one sampling instant.
The controller is preset with a clock, and can determine the corresponding current time.
The controller may calculate the time interval at which the at least one sampling time interval is greatest, i.e. the first time interval. The controller may also calculate a time interval between the latest sampling instant of the at least one sampling instant and the current instant, i.e. the second time interval.
Step S550, generating and outputting a control instruction according to the first time interval and the second time interval; the control instruction is used for controlling the standby battery to charge the main battery.
The controller can determine to generate corresponding control instructions through the first time interval and the second time interval and output the control instructions to the standby battery, so that the standby battery can charge the main battery.
In one embodiment, prior to step S550, the following is further included: and obtaining the electric quantity change trend of the main battery in the first time interval according to at least one sampling voltage corresponding to at least one sampling time. Accordingly, step S550 includes the following: under the condition that the electric quantity change trend shows that the voltage of the main battery tends to be reduced, generating and outputting a first control instruction according to the first time interval and the second time interval; the control instructions comprise first control instructions, wherein the first control instructions are corresponding charging time periods for charging the main battery by the standby battery according to the set rated voltage; generating and outputting a second control instruction under the condition that the electric quantity change trend shows that the voltage of the main battery tends to rise; the control instructions comprise second control instructions, wherein the second control instructions are used for controlling the standby battery not to charge the main battery.
And the controller obtains the electric quantity change trend of the main battery in the first time interval according to the sampling voltage corresponding to each sampling time of the first time interval. Under the condition that the electric quantity change trend shows that the voltage of the main battery tends to be reduced, the photovoltaic cell panel can be considered to be not used for charging the main battery, and the controller can generate and output a first control instruction to enable the standby battery to be used for charging the main battery. Under the condition that the electric quantity change trend shows that the voltage of the main battery tends to be reduced, the photovoltaic cell panel can be considered to charge the main battery, and the controller can generate and output a second control instruction so that the standby battery does not charge the main battery temporarily, and the situation that the standby battery charges the main battery in the process of charging the main battery by the photovoltaic cell panel is reduced.
In one embodiment, step S550 includes the following: under the condition that the second time interval does not exceed the set first time interval, generating and outputting a first charging instruction according to the voltage consumption reflected by the first time interval and a preset first mapping relation, so that the standby battery responds to the first charging instruction to charge the main battery according to the set first charging time length; the first mapping relation is a corresponding relation between the voltage consumption and a first charging duration, the first control instruction comprises a first charging instruction, and the charging duration comprises a first charging duration.
The controller presets a first period, which may be 1 hour, 3 hours, or 6 hours, and is not specifically limited herein. The controller is further preset with a first mapping relation, the first mapping relation can be set manually, and the first mapping relation can reflect first charging time length required by the voltage consumption.
The controller can determine a corresponding first charging duration according to the voltage consumption and the first mapping relation, and generate a corresponding first charging instruction based on the first charging duration, so that the standby battery can charge the main battery for the corresponding first charging duration at the rated voltage, and the situation that the standby battery is overcharged to the main battery is reduced.
In one embodiment, step S550 includes the following: under the condition that the second time interval exceeds the set first time interval, determining the battery loss according to the preset battery attenuation parameter and the second time interval; generating and outputting a second charging instruction according to the voltage consumption, the battery consumption and a preset second mapping relation reflected by the first time interval, so that the standby battery responds to the second charging instruction to charge the main battery according to a set second charging duration; the second mapping relation is a corresponding relation between the sum of the voltage consumption and the battery consumption and the second charging duration, the first control instruction comprises a second charging instruction, and the charging duration comprises a second charging duration.
The controller presets a battery attenuation parameter, which may be specifically 2%, 3%, or 5%, and is not specifically limited herein. The controller also presets a second map, which may be manually set, that reflects a first charge duration required for a sum of the voltage consumption amount and the battery consumption amount.
The controller can determine corresponding second charging duration according to the sum of the voltage consumption and the battery consumption and the first mapping relation, and generate a corresponding second charging instruction based on the second charging duration, so that the standby battery can charge the main battery with the rated voltage for the corresponding second charging duration, thereby reducing the possibility that the standby battery charges the main battery too little and further prolonging the service life of the main battery.
In one embodiment, after step S550, further includes: acquiring a first residual capacity of the standby battery and a second residual capacity of the main battery; and outputting a power-off instruction when the first residual electric quantity is detected to be lower than the second residual electric quantity, so that the standby battery stops charging the main battery in response to the power-off instruction.
The controller may detect the remaining power of the backup battery, i.e., the first remaining power, and the controller may also detect the remaining power of the main battery, i.e., the second remaining power. And the controller outputs a power-off instruction under the condition that the first residual electric quantity is lower than the second residual electric quantity, so that the standby battery stops charging the main battery in response to the power-off instruction, and the possibility of the main battery reversely charging the standby battery is reduced.
< device example one >
Fig. 6 is a functional block diagram of a power supply device according to one embodiment. As shown in fig. 6, the power supply apparatus 600 may include:
a data acquisition module 610, configured to acquire operation data of the main battery, where the operation data includes a plurality of sampling moments and a plurality of corresponding sampling voltages;
a voltage determination module 620 configured to determine whether at least one sampling voltage lower than a set voltage exists among the plurality of sampling voltages;
a time determining module 630, configured to determine at least one sampling time corresponding to the at least one sampling voltage if the at least one sampling voltage exists;
an interval determining module 640, configured to determine a first time interval that is the largest between the at least one sampling time and a second time interval that is the smallest between the obtained current time and the at least one sampling time;
a command output module 650, configured to generate and output a control command according to the first time interval and the second time interval; the control instruction is used for controlling the standby battery to charge the main battery.
Optionally, the apparatus further comprises: the trend obtaining module is used for obtaining the electric quantity change trend of the main battery in the first time interval according to at least one sampling voltage corresponding to the at least one sampling time;
The instruction output module 650 is further configured to generate and output a first control instruction according to the first time interval and the second time interval when the power variation trend shows that the main battery voltage tends to decrease; the control instructions comprise first control instructions, wherein the first control instructions are used for charging the standby battery to the main battery for a corresponding charging time according to a set rated voltage; generating and outputting a second control instruction under the condition that the electric quantity change trend shows that the voltage of the main battery tends to rise; the control instructions comprise second control instructions, and the second control instructions are used for controlling the standby battery not to charge the main battery.
Optionally, the instruction output module 650 is further configured to generate and output a first charging instruction according to a voltage consumption amount reflected by the first time interval and a preset first mapping relationship, where the second time interval does not exceed a set first period, so that the standby battery charges the main battery according to a set first charging duration in response to the first charging instruction; the voltage consumption is a difference value between a sampling voltage corresponding to a sampling time closest to the current time and the set voltage, the first mapping relation is a corresponding relation between the voltage consumption and the first charging duration, the first control instruction comprises a first charging instruction, and the charging duration comprises a first charging duration.
Optionally, the instruction output module 650 is further configured to determine, if the second time interval exceeds the set first period, a battery loss according to a preset battery attenuation parameter and the second time interval; generating and outputting a second charging instruction according to the voltage consumption reflected by the first time interval, the battery consumption and a preset second mapping relation, so that the standby battery responds to the second charging instruction to charge the main battery according to a set second charging duration; the second mapping relation is a corresponding relation between the sum of the voltage consumption and the battery consumption and the second charging duration, the first control instruction comprises a second charging instruction, and the charging duration comprises a second charging duration.
Optionally, the apparatus further comprises: the electric quantity acquisition module is used for acquiring the first residual electric quantity of the standby battery and the second residual electric quantity of the main battery; and outputting a power-off instruction when the first residual electric quantity is detected to be lower than the second residual electric quantity, so that the standby battery stops charging the main battery in response to the power-off instruction.
The power supply device 600 may be the controller 4000 described above.
< device example two >
Fig. 7 is a schematic diagram of a hardware structure of an electronic device according to another embodiment.
As shown in fig. 7, the power supply device 700 includes a processor 710 and a memory 720, the memory 720 being for storing an executable computer program, the processor 710 being for performing a method as in any of the method embodiments above, according to control of the computer program.
The power supply 700 may be the controller 4000 described above.
The above modules of the power supply apparatus 600 may be implemented by the processor 710 executing the computer program stored in the memory 720 in this embodiment, or may be implemented by other structures, which are not limited herein.
The present invention may be a system, method, and/or computer program product. The computer program product may include a computer readable storage medium having computer readable program instructions embodied thereon for causing a processor to implement aspects of the present invention.
The computer readable storage medium may be a tangible device that can hold and store instructions for use by an instruction execution device. The computer readable storage medium may be, for example, but not limited to, an electronic storage device, a magnetic storage device, an optical storage device, an electromagnetic storage device, a semiconductor storage device, or any suitable combination of the foregoing. More specific examples (a non-exhaustive list) of the computer-readable storage medium would include the following: portable computer disks, hard disks, random Access Memory (RAM), read-only memory (ROM), erasable programmable read-only memory (EPROM or flash memory), static Random Access Memory (SRAM), portable compact disk read-only memory (CD-ROM), digital Versatile Disks (DVD), memory sticks, floppy disks, mechanical coding devices, punch cards or in-groove structures such as punch cards or grooves having instructions stored thereon, and any suitable combination of the foregoing. Computer-readable storage media, as used herein, are not to be construed as transitory signals per se, such as radio waves or other freely propagating electromagnetic waves, electromagnetic waves propagating through waveguides or other transmission media (e.g., optical pulses through fiber optic cables), or electrical signals transmitted through wires.
The computer readable program instructions described herein may be downloaded from a computer readable storage medium to a respective computing/processing device or to an external computer or external storage device over a network, such as the internet, a local area network, a wide area network, and/or a wireless network. The network may include copper transmission cables, fiber optic transmissions, wireless transmissions, routers, firewalls, switches, gateway computers and/or edge servers. The network interface card or network interface in each computing/processing device receives computer readable program instructions from the network and forwards the computer readable program instructions for storage in a computer readable storage medium in the respective computing/processing device.
Computer program instructions for carrying out operations of the present invention may be assembly instructions, instruction Set Architecture (ISA) instructions, machine-related instructions, microcode, firmware instructions, state setting data, or source or object code written in any combination of one or more programming languages, including an object oriented programming language such as Smalltalk, c++ or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The computer readable program instructions may be executed entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computer (for example, through the Internet using an Internet service provider). In some embodiments, aspects of the present invention are implemented by personalizing electronic circuitry, such as programmable logic circuitry, field Programmable Gate Arrays (FPGAs), or Programmable Logic Arrays (PLAs), with state information for computer readable program instructions, which can execute the computer readable program instructions.
Various aspects of the present invention are described herein with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each block of the flowchart illustrations and/or block diagrams, and combinations of blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer-readable program instructions.
These computer readable program instructions may be provided to a processor of a general purpose computer, special purpose computer, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions/acts specified in the flowchart and/or block diagram block or blocks. These computer readable program instructions may also be stored in a computer readable storage medium that can direct a computer, programmable data processing apparatus, and/or other devices to function in a particular manner, such that the computer readable medium having the instructions stored therein includes an article of manufacture including instructions which implement the function/act specified in the flowchart and/or block diagram block or blocks.
The computer readable program instructions may also be loaded onto a computer, other programmable data processing apparatus, or other devices to cause a series of operational steps to be performed on the computer, other programmable apparatus or other devices to produce a computer implemented process such that the instructions which execute on the computer, other programmable apparatus or other devices implement the functions/acts specified in the flowchart and/or block diagram block or blocks.
The flowcharts and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of instructions, which comprises one or more executable instructions for implementing the specified logical function(s). In some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions. It is well known to those skilled in the art that implementation by hardware, implementation by software, and implementation by a combination of software and hardware are all equivalent.
The foregoing description of embodiments of the invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the technical improvements in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein. The scope of the invention is defined by the appended claims.
Claims (9)
1. The utility model provides a power supply method based on breeze wind power generation wall, its characterized in that, the method is located in the power supply system based on breeze wind power generation wall, power supply system includes the main battery by the photovoltaic cell board and by breeze wind power generation wall power supply's reserve battery and controller, the controller respectively with main battery, photovoltaic cell board, breeze wind power generation wall and reserve battery electricity connection, the method is applied to in the controller, the method includes:
Acquiring operation data of the main battery, wherein the operation data comprises a plurality of sampling moments and a plurality of corresponding sampling voltages;
determining whether at least one sampling voltage lower than a set voltage exists among the plurality of sampling voltages;
if the at least one sampling voltage exists, determining at least one sampling time corresponding to the at least one sampling voltage;
determining a maximum first time interval between the at least one sampling instant and determining a minimum second time interval between the acquired current instant and the at least one sampling instant;
generating and outputting a control instruction according to the first time interval and the second time interval; the control instruction is used for controlling the standby battery to charge the main battery;
before the generating and outputting the control instruction according to the first time interval and the second time interval, the method further comprises:
obtaining the electric quantity change trend of the main battery in the first time interval according to at least one sampling voltage corresponding to the at least one sampling time;
the generating and outputting a control instruction according to the first time interval and the second time interval includes:
Generating and outputting a first control instruction according to the first time interval and the second time interval under the condition that the electric quantity change trend shows that the voltage of the main battery tends to decrease; the control instructions comprise first control instructions, wherein the first control instructions are used for charging the standby battery to the main battery for a corresponding charging time according to a set rated voltage;
generating and outputting a second control instruction under the condition that the electric quantity change trend shows that the voltage of the main battery tends to rise; the control instructions comprise second control instructions, and the second control instructions are used for controlling the standby battery not to charge the main battery.
2. The method of claim 1, wherein generating and outputting a first control command based on the first time interval and the second time interval comprises:
generating and outputting a first charging instruction according to the voltage consumption reflected by the first time interval and a preset first mapping relation under the condition that the second time interval does not exceed a set first time interval, so that the standby battery responds to the first charging instruction to charge the main battery according to a set first charging duration; the voltage consumption is a difference value between a sampling voltage corresponding to a sampling time closest to the current time and the set voltage, the first mapping relation is a corresponding relation between the voltage consumption and the first charging duration, the first control instruction comprises a first charging instruction, and the charging duration comprises a first charging duration.
3. The method of claim 2, wherein generating and outputting a first control command based on the first time interval and the second time interval comprises:
determining a battery loss according to a preset battery attenuation parameter and the second time interval under the condition that the second time interval exceeds a set first time interval;
generating and outputting a second charging instruction according to the voltage consumption reflected by the first time interval, the battery consumption and a preset second mapping relation, so that the standby battery responds to the second charging instruction to charge the main battery according to a set second charging duration; the second mapping relation is a corresponding relation between the sum of the voltage consumption and the battery consumption and the second charging duration, the first control instruction comprises a second charging instruction, and the charging duration comprises a second charging duration.
4. The method of claim 1, further comprising, after said generating and outputting a control instruction:
acquiring a first residual capacity of the standby battery and a second residual capacity of the main battery;
and outputting a power-off instruction when the first residual electric quantity is detected to be lower than the second residual electric quantity, so that the standby battery stops charging the main battery in response to the power-off instruction.
5. A power supply system based on breeze wind power generation wall, characterized in that the power supply system comprises:
a main battery;
the photovoltaic cell panel is used for supplying power to the main battery;
a backup battery electrically connected with the main battery;
the breeze wind power generation wall is arranged on the photovoltaic cell panel and is used for supplying power to the standby battery;
a controller that performs the breeze wind power generation wall-based power supply method according to any one of claims 1 to 4;
the controller is electrically connected with the main battery, the photovoltaic cell panel, the breeze wind power generation wall and the standby battery respectively.
6. The power supply system of claim 5, wherein the breeze wind power generation wall comprises:
the shell is fixedly arranged on the photovoltaic cell panel;
the rotating rods are rotatably arranged on the shell, and a plurality of blades are fixedly arranged on the rotating rods;
the generator is fixedly arranged at the bottom of the shell, a rotating shaft of the generator is fixedly connected with one end of the rotating rod in a coaxial mode, and the generator is used for supplying power to the standby battery;
And the linkage device is arranged at the top of the shell and used for limiting the rotation direction of the adjacent rotating rods to be opposite.
7. The power supply system of claim 6, wherein the linkage comprises:
the first belt wheels are fixedly arranged at one end, far away from the generator, of the rotating rod, the first belt wheels correspond to the rotating rods one by one, the first belt wheels are connected through synchronous belts, and the parts, wound on the first belt wheels, of the synchronous belts are in a snake shape;
the adjusting mechanism is arranged at the top of the shell and is used for adjusting the tightening degree of the synchronous belt.
8. The power supply system of claim 7, wherein the adjustment mechanism comprises:
the first sleeve is rotationally connected to the shell;
the first screw rod is arranged in the first sleeve in a sliding manner, a second gear which is used for rotating relative to the first sleeve is connected with the first screw rod in a threaded manner, and a second belt wheel which is used for being abutted to the synchronous belt is arranged at one end of the first screw rod, which is far away from the second gear, in a rotating manner;
The first rack is fixedly arranged at the top of the shell;
the third gear is rotatably arranged on the first sleeve, the top of the third gear is meshed with the second gear, and the bottom of the third gear is meshed with the first rack;
wherein the diameter of the first pulley adjacent to the side post of the housing is smaller than the diameter of the other first pulleys.
9. The power supply system of claim 8, wherein the adjustment mechanism further comprises:
the fourth gear is coaxially fixed at the bottom of the first sleeve;
the fifth gear is rotationally connected to the top of the shell and meshed with the fourth gear;
the second rack is arranged at the top of the shell in a sliding manner and is meshed with the fifth gear;
the connecting plate is fixed on one side, far away from the first belt wheel, of the second rack, and a third belt wheel used for being connected with the synchronous belt is rotationally connected to the connecting plate;
the second sleeve is rotationally connected to the shell, a second screw is connected to the second sleeve through internal threads, and one end, far away from the second sleeve, of the second screw is rotationally connected with the connecting plate.
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Denomination of invention: Power Supply Method and System Based on Breeze Wind Power Wall Effective date of registration: 20231116 Granted publication date: 20230613 Pledgee: Industrial Bank Limited by Share Ltd. Xi'an branch Pledgor: Helio new energy Co.,Ltd. Registration number: Y2023610000729 |