CN114157518A - Power supply system, power supply control method, electronic device, and storage medium - Google Patents
Power supply system, power supply control method, electronic device, and storage medium Download PDFInfo
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- CN114157518A CN114157518A CN202111229995.5A CN202111229995A CN114157518A CN 114157518 A CN114157518 A CN 114157518A CN 202111229995 A CN202111229995 A CN 202111229995A CN 114157518 A CN114157518 A CN 114157518A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/10—Current supply arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40052—High-speed IEEE 1394 serial bus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40143—Bus networks involving priority mechanisms
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Abstract
The present application relates to a power supply system, a power supply control method, an electronic apparatus, and a storage medium, wherein the power supply system includes: the power supply terminal equipment comprises a multi-path power supply electronic system arranged in power supply equipment and a multi-path power receiving electronic system arranged in power receiving terminal equipment; the multichannel power supply subsystem is connected through the cable one-to-one with multichannel powered subsystem, and multichannel power supply subsystem supplies power to multichannel powered subsystem according to power supply priority sequencing, through this application, has solved the problem of powered terminal equipment outage, has improved the stability and the reliability of power supply unit power supply.
Description
Technical Field
The present application relates to the field of power over ethernet, and in particular, to an electronic device, a power supply control method, an electronic apparatus, and a storage medium.
Background
With the rapid development of the internet of things technology, terminal devices that need to provide network services are more and more abundant, it is more and more difficult to Power various intelligent terminal devices in a traditional strong current manner, and the Power over Ethernet (PoE) technology is popularized to solve the Power supply problem of various intelligent terminal devices one by one. At present, the PoE technology extends from application scenes such as a traditional WLAN (wireless local area network) and a network monitor to various scenes such as a video conference and a smart city, and has the characteristics of low cost, convenience in construction, high operation and maintenance efficiency and the like.
In the existing PoE power supply mode, a power supply end module is mainly adopted to supply power to a powered terminal device, and on the basis, if the power supply end module fails, the problem of power failure of the powered terminal device can occur.
Disclosure of Invention
In the embodiment, a power supply system, a power supply control method, an electronic device and a storage medium are provided to solve the problem of power failure of terminal equipment in the related art.
In a first aspect, there is provided in this embodiment a power supply system comprising:
the power supply terminal equipment comprises a multi-path power supply electronic system arranged in power supply equipment and a multi-path power receiving electronic system arranged in power receiving terminal equipment;
the multi-path power supply subsystem and the multi-path power receiving subsystem are connected in a one-to-one correspondence mode through cables, and the multi-path power supply subsystem supplies power to the multi-path power receiving subsystem according to power supply priority sequencing.
In some embodiments, the multi-path power supply subsystem includes n power supply modules, the multi-path power receiving subsystem includes n ports, the power supply modules are connected with the ports in a one-to-one correspondence manner through cables, where n is an integer and n is greater than or equal to 2.
In some embodiments, the power supply prioritization is determined according to an access order of the cables, a port priority of the multi-path powered subsystem, or whether the power supply module meets an ieee802.3af standard, wherein the priority meeting the ieee802.3af standard is higher than the priority not meeting the ieee802.3af standard.
In some embodiments, each of the power modules satisfies the ieee802.3af standard, and each of the power modules simultaneously powers the multiple powered subsystems.
In a second aspect, a power supply control method is provided in this embodiment, which is used in the power supply system of the first aspect, and includes:
performing priority ordering on more than two power supply modules to obtain a power supply priority order among the power supply modules;
and if the power supply module which is supplying power at present cancels power supply, controlling the rest power supply modules to supply power to the multi-path power receiving subsystem at least according to the power supply priority sequence.
In some of these embodiments, the method further comprises:
the multi-path power receiving subsystem is arranged in the power receiving terminal equipment;
if the power supply module that is supplying power at present cancels power supply, then control the rest of the power supply modules to supply power to the multi-path powered subsystem according to the power supply priority order at least, further comprising:
and if the power supply module which is supplying power at present cancels power supply, controlling the rest of the power supply modules to supply power to the multi-path power receiving subsystem according to the power supply priority sequence and the power consumed by the power receiving terminal equipment, wherein the power consumed by the power receiving terminal equipment is determined according to a classification characteristic signal, and the classification characteristic signal is a constant current which needs to be absorbed by the power receiving terminal equipment from the power supply module.
In some embodiments, in a case where the power receiving terminal device is plural, the method further includes:
when the sum of the power consumed by the plurality of power receiving terminal devices is greater than or equal to the sum of the power provided by each power supply module, each power supply module supplies power to each power receiving terminal device according to the power taking priority ranking among the plurality of power receiving terminal devices.
In some embodiments, the power-taking priority ranking is determined according to power consumption of each of the powered terminal devices, where a higher power consumption corresponds to a higher power-taking priority of the powered terminal device.
In some embodiments, the power-taking priority ranking is determined according to port priorities of the power supply modules connected to the power-receiving terminal devices.
In a third aspect, in the present embodiment, there is provided an electronic apparatus, including a memory, a processor, and a computer program stored on the memory and executable on the processor, wherein the processor implements the power supply control method according to the first aspect when executing the computer program.
In a fourth aspect, in the present embodiment, there is provided a storage medium having stored thereon a computer program which, when executed by a processor, implements the power supply control method described in the first aspect above.
Compared with the related art, the power supply system, the power supply control method, the electronic device and the storage medium provided in this embodiment obtain the power supply priority order among the power supply modules by prioritizing the two or more power supply modules, and control the remaining power supply modules to supply power to the multi-path power receiving subsystem at least according to the power supply priority order if the power supply module that is currently supplying power cancels power supply, so that the problem of power failure of the power receiving terminal device is solved, and the stability and reliability of power supply of the multi-path power supply subsystem are improved.
The details of one or more embodiments of the application are set forth in the accompanying drawings and the description below to provide a more thorough understanding of the application.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic diagram of a power supply system according to an embodiment of the present application;
FIG. 2 is a schematic diagram of yet another power supply system according to an embodiment of the present application;
FIG. 3 is a schematic diagram of yet another power supply system according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a rectifier bridge multi-stage parallel connection according to an embodiment of the present application;
FIG. 5 is a flow chart of a power supply control method according to an embodiment of the present application;
fig. 6 is a block diagram of a hardware configuration of an application terminal of a power supply control method according to an embodiment of the present application.
Detailed Description
For a clearer understanding of the objects, aspects and advantages of the present application, reference is made to the following description and accompanying drawings.
Unless defined otherwise, technical or scientific terms used herein shall have the same general meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The use of the terms "a" and "an" and "the" and similar referents in the context of this application do not denote a limitation of quantity, either in the singular or the plural. The terms "comprises," "comprising," "has," "having," and any variations thereof, as referred to in this application, are intended to cover non-exclusive inclusions; for example, a process, method, and system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to the listed steps or modules, but may include other steps or modules (elements) not listed or inherent to such process, method, article, or apparatus. Reference throughout this application to "connected," "coupled," and the like is not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. Reference to "a plurality" in this application means two or more. "and/or" describes an association relationship of associated objects, meaning that three relationships may exist, for example, "A and/or B" may mean: a exists alone, A and B exist simultaneously, and B exists alone. In general, the character "/" indicates a relationship in which the objects associated before and after are an "or". The terms "first," "second," "third," and the like in this application are used for distinguishing between similar items and not necessarily for describing a particular sequential or chronological order.
In the present embodiment, a power supply system is provided, and fig. 1 is a schematic diagram of a power supply system according to an embodiment of the present application, and as shown in fig. 1, the power supply system includes: a multi-path power supply subsystem 11 provided in the power supply apparatus and a multi-path power receiving subsystem 21 provided in the power receiving terminal apparatus;
the multi-path power supply subsystem 11 and the multi-path power receiving subsystem 21 are connected in a one-to-one correspondence manner through cables, and the multi-path power supply subsystem 11 supplies power to the multi-path power receiving subsystem 21 according to the power supply priority sequence.
In this embodiment, one of the paths of power supplied to the multiple powered subsystems 21 may be selected from the multiple powered subsystems 11 according to the power supply priority order, or multiple paths of power supplied to the multiple powered subsystems 21 may be selected from the multiple powered subsystems 11 according to the power supply priority order, where the selection of the paths of power supplied to the multiple powered subsystems 21 is not limited herein.
According to the power supply system, the multi-path power supply subsystem 11 and the multi-path power receiving subsystem 21 are connected in a one-to-one correspondence mode through cables, the multi-path power supply subsystem 11 supplies power to the multi-path power receiving subsystem 21 according to power supply priority sequencing, the problem of power failure of power receiving terminal equipment is solved, and the power supply stability and reliability of the power supply equipment are improved.
In one embodiment, fig. 2 is a schematic diagram of another power supply system according to an embodiment of the present disclosure, as shown in fig. 2, the multi-path power supply subsystem 11 includes n power supply modules 51, the multi-path power receiving subsystem 21 includes n ports 61, and the power supply modules 51 and the ports 61 are connected in a one-to-one correspondence manner through cables, where n is an integer and n ≧ 2.
In this embodiment, one power supply module 51 may be selected from the n power supply modules 51 according to the power supply priority order to supply power to the multi-path power receiving subsystem 21, or a plurality of power supply modules 51 may be selected from the n power supply modules 51 according to the power supply priority order to supply power to the multi-path power receiving subsystem 21, where the selection of several power supply modules 51 to supply power to the multi-path power receiving subsystem is not limited herein.
It can be understood that, in the present application, each power supply module 51 is connected to the ports 61 in the multiple powered subsystems 21 in a one-to-one correspondence manner through a cable, and the n power supply modules 51 supply power to the multiple powered subsystems 21 according to the power supply priority order, so that the problem of power failure of the powered terminal device is solved, and the stability and reliability of power supply of the power supply device are improved.
In one embodiment, the power supply priority ordering is determined according to the access order of the cables, the port 61 priority of the multi-path powered subsystem 21, or whether the power supply module 51 meets the ieee802.3af standard, wherein the priority meeting the ieee802.3af standard is higher than the priority not meeting the ieee802.3af standard.
In this embodiment, the port 61 of the multi-path powered subsystem 21 may include Critical, High, and Low, but is not limited to the above types, the earlier accessed cable has higher priority or the later accessed cable has higher priority. The priority of the port 61 may be set to Critical, High, and Low from High to Low, and the priority of the port 61 may also be set to High, Critical, and Low from High to Low, and no limitation is made on how the priorities of the ports 61 are specifically ordered.
By the above manner, the power supply priority ranking is determined, and the n power supply modules 51 can supply power to the multiple paths of powered subsystems 21 according to the power supply priority ranking, so that the problem of power failure of powered terminal equipment is solved, and the stability and reliability of power supply of the power supply equipment are improved.
In one embodiment, with continued reference to fig. 2, the priority of each port 61 in the multi-path powered subsystem 21 is the same, and the power supply priority order is determined according to the access order of the cables.
Through the above manner, under the condition that the priorities of the ports 61 in the multiple power receiving subsystems 21 are the same, the priority ordering can still be determined, so that the multiple power supply subsystems 11 can continuously supply power to the multiple power receiving subsystems 21 according to the power supply priority ordering, the problem of power failure of power receiving terminal equipment is solved, and the stability and reliability of power supply equipment are improved.
In one embodiment, with continued reference to fig. 2, the priority of each port 61 in the multi-path powered subsystem 21 is the same, and the power priority ordering is determined according to whether the power module 51 meets the ieee802.3af standard.
Through the above manner, under the condition that the priorities of the ports 61 in the multiple power receiving subsystems 21 are the same, the priority ordering can still be determined, so that the multiple power supply subsystems 11 can continuously supply power to the multiple power receiving subsystems 21 according to the power supply priority ordering, the problem of power failure of power receiving terminal equipment is solved, and the stability and reliability of power supply equipment are improved.
In one embodiment, the n power modules 51 all satisfy the ieee802.3af standard, and the power priority order is determined according to the cable access order.
Through the above manner, under the condition that n power supply modules 51 all satisfy the ieee802.3af standard, the priority ranking can still be determined, so that the multi-path power supply subsystem 11 can continuously supply power to the multi-path power receiving subsystem 21 according to the power supply priority ranking, the problem of power failure of the power receiving terminal equipment is solved, and the stability and reliability of power supply of the power supply equipment are improved.
In one embodiment, the n power modules 51 all satisfy the ieee802.3af standard, and the power priority ordering is determined according to the priority of the ports 61 of the multi-path powered subsystem 21.
Through the above manner, under the condition that n power supply modules 51 all satisfy the ieee802.3af standard, the priority ranking can still be determined, so that the multi-path power supply subsystem 11 can continuously supply power to the multi-path power receiving subsystem 21 according to the power supply priority ranking, the problem of power failure of the power receiving terminal equipment is solved, and the stability and reliability of power supply of the power supply equipment are improved.
In one embodiment, the priority of each port 61 in the multi-path powered subsystem 21 is the same, and the n power supply modules 51 all satisfy the ieee802.3af standard, and the power supply priority order is determined according to the access order of the cables.
Through the above manner, under the condition that the priorities of the ports 61 in the multiple paths of powered subsystems 21 are the same and the n power supply modules 51 all meet the ieee802.3af standard, the priority ranking can still be determined, so that the multiple paths of powered subsystems 11 can continuously supply power to the multiple paths of powered subsystems 21 according to the power supply priority ranking, the problem of power failure of powered terminal equipment is solved, and the stability and reliability of power supply equipment are improved.
In one embodiment, each power supply module 51 satisfies the ieee802.3af standard, and each power supply module 51 simultaneously supplies power to the multiple powered subsystems 21.
In addition, under the condition that one or more power supply modules 51 stop supplying power to the multi-path power receiving subsystem 21, the rest power supply modules 51 can continue supplying power to the multi-path power receiving subsystem 21, the problem of power failure of power receiving terminal equipment is solved, and the stability and reliability of power supply equipment are improved.
Fig. 3 is a schematic diagram of still another power supply system according to an embodiment of the present application, as shown in fig. 3, the power supply system includes a multi-path power supply subsystem 11 and a power receiving terminal device 40, the power receiving terminal device 40 includes a multi-path power receiving subsystem 21 and a power receiving module 71, the power receiving module 71 is connected to the multi-path power receiving subsystem 21, the multi-path power supply subsystem includes a first power supply module 80, a second power supply module 81, a third power supply module 83 and a fourth power supply module 84, the multi-path power receiving subsystem includes a first port 91, a second port 92, a third port 93 and a fourth port 94, each port is respectively connected to a detection module 100 and a classification module 200, and each power supply module 51 is respectively connected to each port in the terminal device 40 in a one-to-one correspondence manner through a cable.
In the present embodiment, the detection module 100 and the classification module 200 respectively use multiple PD chips to correspond to the power supply modules 51 one by one, and the power receiving module 71 shares multiple channels. The detection module 100 and the classification module 200 are configured to determine a power supply priority order, each power supply module 51 supplies power to the terminal device 40 according to the power supply priority order, and the power receiving module 71 is configured to convert a voltage output from the classification module 200 into a voltage on a motherboard of the terminal device 40, for example, the voltage output from the classification module 200 is 48v, the voltage on the motherboard is 12v, and the voltage 48v output from the classification module 200 can be converted into the voltage 12v on the motherboard by the power receiving module 71.
It can be understood that, this application is connected each power module 51 and the port one-to-one in the multichannel receives electrical subsystem 21 through the cable, when multichannel power supply subsystem 11 supplies power to receiving electrical terminal equipment 40, each power module 51 supplies power to multichannel receives electrical subsystem 21 according to power supply priority sequencing, the problem of receiving electrical terminal equipment 40 outage has been solved, the stability and the reliability of multichannel power supply subsystem 11 power supply have been improved, in addition, this application provides and has optimized multichannel receives electrical subsystem 21, through increasing detection module 100, the circuit number of hierarchical module 200, make support multiple receive electrical mode and can independently switch each other, receive electrical module 71 still shares, both improved the simple and clean degree of system, system resources have been practiced thrift again, it is more convenient and flexible to use.
In the present application, each power supply module 51 has a plurality of different powers, and the power supply module 51 can provide several power supply modes with different powers through corresponding cables, so that how to provide a proper power when the power supply module 51 supplies power to the terminal device 40 is also a technical problem to be solved by the present application, and the present application proposes the following method to solve the technical problem.
After determining the power supply priority ranking, obtaining the power required by the powered terminal device 40, and supplying power to the powered terminal device 40 according to the power supply priority ranking and the power required by the powered terminal device 40, assuming that the power supply module 51 at the highest level is selected to supply power to the powered terminal device 40, the power supply module 51 determines the power level matched with the powered terminal device 40 according to the power required by the powered terminal device 40, that is, the power supply mode matched with the power required by the powered terminal device 40 in the power supply module 51 at the highest level can be selected to supply power to the powered terminal device 40.
In the present embodiment, the power receiving terminal device 40 needs to absorb a constant current through the cable to indicate its required maximum power to the power supply module 51, and the power supply module 51 measures this current to determine to which power class the power receiving terminal device 40 belongs.
In this way, the power supply module 51 can select appropriate power to supply power to the power receiving terminal device 40, so that power can be efficiently supplied to the power receiving terminal device 40, and energy waste is avoided.
In one embodiment, power is provided to the end device based on the order of access of the cables, whether the cables meet the ee802.3af standard, or the port priority of powered end device 40.
In the embodiment, the current magnitude at a plurality of ports is obtained, and the connected cable is determined according to the current magnitude; the multi-path power supply subsystem 11 can supply power to the power receiving terminal device 40 according to the importance of each port, and if the priority order of each port is set to Critical, High, and Low in order from High to Low, when the power supply module 51 that is supplying power in the multi-path power supply subsystem 11 disconnects power from the power receiving terminal device 40, power is continuously supplied to the power receiving terminal device 40 according to the power supply priority order.
Through the above manner, the power supply priority order is determined, and when the multi-path power supply subsystem 11 supplies power to the power receiving terminal device 40, each power supply module 51 can supply power to the multi-path power receiving subsystem 21 according to the power supply priority order, so that the problem of power failure of the power receiving terminal device 40 is solved, and the stability and reliability of power supply of the multi-path power supply subsystem 11 are improved.
In one embodiment, the multi-path power supply subsystem 11 supplies power to more than two power receiving terminal devices 40, when the power supply module 51 supplies power to the power receiving terminal device 40 and is close to full load, each power supply module 51 preferentially supplies power to the port with the highest priority, next performs power off processing on the device port with the lowest priority, and supplies power to the power receiving terminal device corresponding to the port with the lowest priority after the power consumption of the power receiving terminal device with the highest power consumption is powered off.
By the above manner, the power-receiving terminal device with high priority is ensured not to be powered off, so that the energy of the power supply module 51 can be used in the most needed power-receiving terminal device 40.
In one embodiment, when the multiple power supply modules 51 supply power simultaneously, each corresponding port performs operations such as detection and classification simultaneously, and if each power supply module meets the ieee802.3af standard, each power supply module 51 supplies power simultaneously.
In this way, each power supply module 51 supplies power to the terminal device 40 at the same time, which improves the efficiency of the power supply module 51 supplying power to the power receiving terminal device 40, and in addition, when one or more power supply modules 51 stop supplying power to the power receiving terminal device 40, the rest of the power supply modules 51 can continue to supply power to the power receiving terminal device, thereby solving the problem of power failure of the power receiving terminal device, and improving the stability and reliability of power supply of the multi-path power supply subsystem 11.
In addition, the traditional power supply module and the power receiving system are in a one-to-one single power supply mode and cannot adapt to diversified power supply requirements, so that the traditional POE power supply system is improved by the method, and the specific method is as follows:
each Power supply module 51 may adopt different Power supply modes, such as Power Over ethernet (poe) and Power Over Coax (POC), in this embodiment, the Power supply mode is not limited to the two modes, and the Power supply mode is not limited herein.
It should be noted that POC is a technology of video, coaxial control, and power supply superposition based on a coaxial line. The high-definition video signals and the coaxial signals are transmitted and the power supply is transmitted in the coaxial cable transmission process, namely, the high-definition video signals, the coaxial signals and the like are combined with the power supply and transmitted on a coaxial line.
In this way, current POE power supply system is improved to this application to can adapt to diversified power supply demand, improve the power supply efficiency to multichannel powered subsystem, simultaneously, adopt different power supply modes to the powered terminal equipment power supply, can satisfy the power supply demand under the different scenes.
In this application, it is necessary to change a single-path power receiving system into a multi-path power receiving subsystem, a single rectifier bridge current in the multi-path power receiving subsystem does not meet a power requirement, and a single rectifier bridge in a terminal device is changed into a multi-stage parallel connection of rectifier bridges according to a corresponding need, and fig. 4 is a schematic diagram of the multi-stage parallel connection of rectifier bridges according to an embodiment of the present application.
By the mode, a single rectifier bridge can be changed into a multi-stage parallel rectifier bridge without adding new components, and the power requirement of a multi-path power receiving subsystem can be met.
A power supply control method is further provided in this embodiment, and fig. 5 is a flowchart of a power supply control method according to an embodiment of the present application, as shown in fig. 1, the flowchart includes the following steps:
step S501, perform priority ranking on more than two power supply modules to obtain a power supply priority order among the power supply modules.
Step S502, if the power supply module which is supplying power at present cancels power supply, the rest power supply modules are controlled to supply power to the multi-path power receiving subsystem at least according to the power supply priority sequence.
In this embodiment, the multiple power receiving subsystems are provided in the power receiving terminal device, and each power supply module is provided in the power supply device.
Through the steps, when one or more power supply modules are cancelled, the remaining power supply modules still supply power to the multiple power receiving subsystems, and detection and classification are not performed again, because the priority ranking is already performed on the multiple power supply modules, and then once the power supply module which is supplying power at present cancels power supply, the power supply module at the next level is selected according to the power supply priority ranking to supply power, and power at the same level is selected from the power supply modules at the level to continue to supply power to the multiple power receiving subsystems, so that the function of smooth switching of the multiple power supply modules is realized, and the stability and reliability of power supply of the power supply equipment are improved.
The method embodiments provided in the present embodiment may be executed in a terminal device, a computer, or a similar arithmetic device. For example, the application terminal is operated on a terminal device, and fig. 6 is a hardware structure block diagram of the application terminal of the power supply control method according to the embodiment of the present application. As shown in fig. 6, the terminal device may include one or more processors 602 (only one shown in fig. 6) and a memory 604 for storing data, wherein the processors 602 may include, but are not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA. The terminal device may also include a transmission device 606 for communication functions and an input-output device 608. It will be understood by those skilled in the art that the structure shown in fig. 6 is only an illustration, and does not limit the structure of the terminal device. For example, the terminal device may also include more or fewer components than shown in FIG. 6, or have a different configuration than shown in FIG. 6.
The memory 604 may be used for storing computer programs, for example, software programs and modules of application software, such as a computer program corresponding to the power supply control method in the present embodiment, and the processor 602 executes various functional applications and data processing by running the computer programs stored in the memory 604, so as to implement the above-mentioned methods. The memory 604 may include high-speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory 604 may further include memory located remotely from the processor 602, which may be connected to the terminal device via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmitting device 606 is used to receive or transmit data via a network. The network described above includes a wireless network provided by a communication provider of the terminal device. In one example, the transmission device 606 includes a Network adapter (NIC) that can be connected to other Network devices through a base station to communicate with the internet. In one example, the transmitting device 606 can be a Radio Frequency (RF) module, which is used to communicate with the internet in a wireless manner.
In one embodiment, the power supply control method further includes: the multi-path power receiving subsystem is arranged in the power receiving terminal equipment;
if the power supply module which is supplying power at present cancels power supply, the rest power supply modules are controlled to supply power to the multi-path power receiving subsystem at least according to the power supply priority sequence, and the method further comprises the following steps:
and if the power supply module which is supplying power at present cancels power supply, controlling the rest power supply modules to supply power to the multi-path power receiving subsystem according to the power supply priority sequence and the power consumed by the power receiving terminal equipment, wherein the power consumed by the power receiving terminal equipment is determined according to the classification characteristic signal, and the classification characteristic signal is the constant current which needs to be absorbed by the power receiving terminal equipment from the power supply module.
In this embodiment, the power supply modules are connected to the ports in the power receiving terminal device in a one-to-one correspondence manner through cables, and each power supply module has a plurality of different powers, that is, each power supply module can provide several power supply levels with different powers through each cable.
By the mode, the power supply grade of the power supply module is determined according to the power consumed by the power receiving terminal equipment, so that the power can be efficiently supplied to the power receiving terminal equipment, and meanwhile, the waste of energy is avoided.
In one embodiment, in a case where there are a plurality of power receiving terminal apparatuses, the power supply control method further includes:
when the sum of the power consumed by the plurality of power receiving terminal devices is greater than or equal to the sum of the power supplied by each power supply module, each power supply module supplies power to each power receiving terminal device according to the power taking priority ranking among the plurality of power receiving terminal devices.
In this embodiment, a plurality of power supply modules supply power to more than two powered terminal devices, each powered terminal device has multiple powered subsystems, each power supply module is connected with multiple powered subsystems in each powered terminal device in a one-to-one correspondence manner through a cable, and the plurality of power supply modules supply power to each multiple powered subsystem according to power supply priority ranking.
Through the mode, the power supply modules respectively supply power to each power receiving terminal device according to the power supply priority sequence, so that the power receiving terminal devices with high power supply priority can be ensured not to be powered off, and the power supply stability and reliability of the power supply devices are improved.
In one embodiment, the power-taking priority ranking is determined according to the power consumption of each powered terminal device, wherein the power-taking priority corresponding to the powered terminal device with higher power consumption is higher.
In this embodiment, the plurality of power supply modules need to preferentially supply power to a power receiving terminal device with high power consumption, so that the power receiving terminal device with high power consumption can be preferentially ensured not to be powered off, for example, a video conference terminal is provided as the power receiving terminal device with high power consumption.
Through the mode, the power-receiving terminal equipment with high power consumption is preferentially ensured not to be powered off, and the power-receiving terminal equipment with high power consumption is prevented from being powered off.
In one embodiment, the power-taking priority ranking is determined according to the port priority of each power supply module connected with each power-receiving terminal device.
In this embodiment, the ports connected to the multiple power supply modules include Critical, High, and Low, but are not limited to the above ports, if the ports are the above ports, the port priorities may be set to Critical, High, and Low from High to Low, and the port priorities are not limited to the above manners, for example, the port priorities may also be High, Critical, and Low from High to Low, and a specific ordering of the port priorities is not limited herein. Assuming that the multi-path power supply subsystem respectively supplies power to three power receiving terminal devices, the three power receiving terminal devices are A, B and C, the plurality of power supply modules supply power to the power receiving terminal device A through the port criticai, the plurality of power supply modules supply power to the power receiving terminal device B through the port High, the plurality of power supply modules supply power to the power receiving terminal device C through the port Low, wherein the priority of the port can be set to criticai, High and Low from High to Low, and therefore, the power taking priority of the three power receiving terminal devices is A, B, C from High to Low.
By the above mode, the powered terminal equipment with high port priority is preferentially ensured not to be powered off, and the powered terminal equipment with high port priority is prevented from being powered off.
There is also provided in this embodiment an electronic device comprising a memory having a computer program stored therein and a processor arranged to run the computer program to perform the steps of any of the above method embodiments.
Optionally, the electronic apparatus may further include a transmission device and an input/output device, wherein the transmission device is connected to the processor, and the input/output device is connected to the processor.
Optionally, in this embodiment, the processor may be configured to execute the following steps by a computer program:
and performing priority sequencing on more than two power supply modules to obtain the power supply priority sequence among the power supply modules.
And if the power supply module which is supplying power at present cancels power supply, controlling the rest power supply modules to supply power to the multi-path power receiving subsystem at least according to the power supply priority sequence.
It should be noted that, for specific examples in this embodiment, reference may be made to the examples described in the foregoing embodiments and optional implementations, and details are not described again in this embodiment.
In addition, in combination with the power supply control method provided in the above embodiment, a storage medium may also be provided to implement in this embodiment. The storage medium having stored thereon a computer program; the computer program realizes any one of the power supply control methods in the above embodiments when executed by a processor.
It should be understood that the specific embodiments described herein are merely illustrative of this application and are not intended to be limiting. All other embodiments, which can be derived by a person skilled in the art from the examples provided herein without any inventive step, shall fall within the scope of protection of the present application.
It is obvious that the drawings are only examples or embodiments of the present application, and it is obvious to those skilled in the art that the present application can be applied to other similar cases according to the drawings without creative efforts. Moreover, it should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with system-related and business-related constraints, which may vary from one implementation to another.
The term "embodiment" is used herein to mean that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is to be expressly or implicitly understood by one of ordinary skill in the art that the embodiments described in this application may be combined with other embodiments without conflict.
The above examples only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the patent protection. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present application shall be subject to the appended claims.
Claims (11)
1. A power supply system is characterized by comprising a multi-path power supply electronic system arranged in a power supply device and a multi-path power receiving electronic system arranged in a power receiving terminal device;
the multi-path power supply subsystem and the multi-path power receiving subsystem are connected in a one-to-one correspondence mode through cables, and the multi-path power supply subsystem supplies power to the multi-path power receiving subsystem according to power supply priority sequencing.
2. The power supply system according to claim 1, wherein the multi-path power supply subsystem comprises n power supply modules, the multi-path power receiving subsystem comprises n ports, the power supply modules are connected with the ports in a one-to-one correspondence manner through cables, and n is an integer and is greater than or equal to 2.
3. The power supply system of claim 2, wherein the power supply prioritization is determined based on an access order of the cables, port priorities of the multiple powered subsystems, or whether the power supply modules meet an ieee802.3af standard, wherein the priority meeting the ieee802.3af standard is higher than the priority not meeting the ieee802.3af standard.
4. The power supply system of claim 3, wherein each of the power supply modules satisfies the IEEE802.3af standard, and each of the power supply modules simultaneously supplies power to the multiple powered subsystems.
5. A power supply control method for a power supply system according to any one of claims 1 to 4, characterized by comprising:
performing priority ordering on more than two power supply modules to obtain a power supply priority order among the power supply modules;
and if the power supply module which is supplying power at present cancels power supply, controlling the rest power supply modules to supply power to the multi-path power receiving subsystem at least according to the power supply priority sequence.
6. The power supply control method according to claim 5,
if the power supply module that is supplying power at present cancels power supply, then control the rest of the power supply modules to supply power to the multi-path powered subsystem according to the power supply priority order at least, further comprising:
and if the power supply module which is supplying power at present cancels power supply, controlling the rest of the power supply modules to supply power to the multi-path power receiving subsystem according to the power supply priority sequence and the power consumed by the power receiving terminal equipment, wherein the power consumed by the power receiving terminal equipment is determined according to a classification characteristic signal, and the classification characteristic signal is a constant current which needs to be absorbed by the power receiving terminal equipment from the power supply module.
7. The power supply control method according to claim 6, wherein in a case where there are a plurality of the power receiving terminal apparatuses, the method further comprises:
when the sum of the power consumed by the plurality of power receiving terminal devices is greater than or equal to the sum of the power provided by each power supply module, each power supply module supplies power to each power receiving terminal device according to the power taking priority ranking among the plurality of power receiving terminal devices.
8. The power supply control method according to claim 7, wherein the power-taking priority ranking is determined according to power consumption of each of the power-receiving terminal devices, wherein the higher the power consumption, the higher the power-taking priority corresponding to the power-receiving terminal device.
9. The power supply control method according to claim 7, wherein the power-taking priority ranking is determined according to a port priority of each power supply module connected to each power-receiving terminal device.
10. An electronic device comprising a memory and a processor, wherein the memory has stored therein a computer program, and the processor is configured to execute the computer program to perform the power supply control method according to any one of claims 5 to 9.
11. A computer-readable storage medium on which a computer program is stored, the computer program, when being executed by a processor, implementing the power supply control method according to any one of claims 5 to 9.
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| CN202111229995.5A CN114157518A (en) | 2021-10-20 | 2021-10-20 | Power supply system, power supply control method, electronic device, and storage medium |
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