CN101060412B - Ethernet power supply system, master control module and Ethernet power supply method - Google Patents
Ethernet power supply system, master control module and Ethernet power supply method Download PDFInfo
- Publication number
- CN101060412B CN101060412B CN2007100895384A CN200710089538A CN101060412B CN 101060412 B CN101060412 B CN 101060412B CN 2007100895384 A CN2007100895384 A CN 2007100895384A CN 200710089538 A CN200710089538 A CN 200710089538A CN 101060412 B CN101060412 B CN 101060412B
- Authority
- CN
- China
- Prior art keywords
- poe
- power
- control unit
- power supply
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Small-Scale Networks (AREA)
Abstract
The invention discloses a PoE system comprising: a PoE power module, a master module and more than two PoE control units, wherein the PoE power module provids electrical power to all control units and sends a power output power message to the master module; the master module receives the power output power message sent by the PoE power module and determines the PoE power output power, and sets limit power for all PoE control units and PoE ports according to the PoE power output power, and the PoE control units allocate the PoE power output module to all PoE ports according to the set limit power for all PoE ports by the master module. The invention also discloses the master module. Further more, the invention also provides a PoE power supply method. The invention enlarges the PoE port number supported by the PoE power through expanding PoE control units.
Description
Technical field
The present invention relates to the Power over Ethernet technical field, be specifically related to a kind of Ethernet power-supply system, main control module and Ethernet power source supply method.
Background technology
Ethernet power supply (PoE, Power on Ethernet) power supply technique realizes, provides to power receiving equipment (PD, Powered Device) by Ethernet interface and cable the power supply technique of electric power according to international institute of electrical and electronic engineers (IEEE) 802.3af standard.
Fig. 1 has provided a typical PoE system architecture, and as shown in Figure 1, a typical PoE system comprises: PoE power module 11, main control unit 12 and PoE control unit 13.PoE power module 11 to PoE control unit 13 send the PoE power state signals 1. as: power supply type, output power of power supply information etc., and send power 5.; External power setting, state that 2. main control unit 12 is finished PoE control unit 13 by PoE supervisory communications passage read etc.; 3. limited Ethernet interface of PoE control unit 13 controls can externally carry out the PoE power supply; Power receiving equipment 14 by the Ethernet cable 4. with the PoE system interconnection, to obtain the electric energy row data communication of going forward side by side.
As can be seen, have only 1 PoE control unit in the PoE system, the PoE port number of management and control is less.And along with the application of data communications equipment such as the router that adopts the PoE technology, switch more and more widely, the power of PoE power supply is increasing, the PoE port density is also more and more higher.Existing P oE system can't satisfy increasing PoE port power demands.
Summary of the invention
The invention provides a kind of PoE system, main control module and PoE method of supplying power to, to enlarge the PoE port number that the PoE power supply is supported.
Technical scheme of the present invention is achieved in that
A kind of PoE system comprises: PoE power module, main control module and two above PoE control units, wherein:
The PoE power module outputs to each PoE control unit with power, and output power of power supply information is sent to main control module;
Main control module receives the output power of power supply information that the PoE power module is sent, and determines the PoE output power of power supply, for each PoE control unit and each PoE port qualification power is set according to this PoE output power of power supply;
The PoE control unit is the qualification power that each PoE port is provided with according to main control module, and the power that the PoE power module is exported is configured on each PoE port.
Described each PoE control unit lays respectively on the ethernet switching module.
Described main control module comprises: configuration file stores module, PoE control unit configuration module and power control module, wherein:
The configuration file stores module, the qualification power information that is used to store user configured each PoE control unit and each PoE port, the power supply state information of storing each PoE control unit;
PoE control unit configuration module, corresponding power of the PoE output power of power supply information of sending according to the PoE power module and the configuration information that reads from the configuration file stores module are for each PoE port of each PoE control unit and this PoE control unit is provided with qualification power;
Power control module, read the PoE control unit sign that allows power supply from the configuration file stores module, definite PoE control unit of powering, send the actual power query requests to each PoE control unit of powering, detect the actual power sum that each PoE control unit returns and surpass the corresponding power of PoE output power of power supply information that the PoE power module is sent, the PoE control unit that definite need are stopped power supply sends the power supply inhibit signal to determined PoE control unit.
Described configuration file stores module is further used for, and stores the power supply precedence information of user configured each PoE control unit;
Described power control module further according to the power supply precedence information of each the PoE control unit that reads from the configuration file stores module, is determined the PoE control unit that need stop power supply.
Described PoE control unit comprises: PoE port arrangement module and power control module, wherein:
PoE port arrangement module receives the power that the PoE power module is sent, and the qualification power information of each PoE port that the reception main control module is sent limits power information according to this, by the PoE controller power is configured on each PoE port;
Power control module receives the power supply inhibit signal that main control module is sent, and stops power supply.
Described power control module is further used for, the qualification power information of this PoE control unit that the reception main control module is sent, send the actual power query requests to the PoE controller, receive the actual power information of each PoE port of PoE controller report, the actual power sum that detects each PoE port surpasses the qualification power of this PoE control unit, the PoE port that definite needs are stopped power supply is closed determined PoE port by the PoE controller.
Described PoE port arrangement module is further used for, the power supply precedence information of each PoE port that the reception main control module is sent;
Described power control module further according to the power supply priority of each the PoE port that inquires from PoE port arrangement module, is determined the PoE port that need stop power supply.
A kind of main control module comprises: configuration file stores module and PoE control unit configuration module, wherein:
The configuration file stores module, the qualification power information that is used to store user configured each PoE control unit and each PoE port, the power supply state information of storing each PoE control unit;
PoE control unit configuration module, receive the PoE output power of power supply information that the PoE power module is sent, determine the PoE output power of power supply, according to this PoE output power of power supply and the configuration information that reads from the configuration file stores module, for each PoE port of each PoE control unit and this PoE control unit is provided with qualification power, the qualification power information of described setting is sent to this PoE control unit
The number of described PoE control unit is greater than 1.
Described main control module further comprises: power control module, read the PoE control unit sign that allows power supply from the configuration file stores module, definite PoE control unit of powering, send the actual power query requests to each PoE control unit of powering, receive the actual power information that each PoE control unit is sent, determine the PoE output power of power supply according to the PoE output power of power supply information that the PoE power module is sent, the actual power sum that detects each PoE control unit surpasses the PoE output power of power supply, the PoE control unit that definite need are stopped power supply sends the power supply inhibit signal to determined PoE control unit.
Described power control module is further used for, power supply state information according to the PoE control unit that reads from the configuration file stores module, the power supply state of determining the PoE control unit is forbidden power supply sending the power supply inhibit signal to this PoE control unit by allowing power supply to change to.
Described configuration file stores module is further used for, and stores the power supply precedence information of user configured each PoE control unit;
Described power control module further according to the power supply precedence information of each the PoE control unit that reads from the configuration file stores module, is determined the PoE control unit that need stop power supply.
Described PoE control unit configuration module is further used for, when according to the user configuration information that reads from the configuration file stores module, obtain and the qualification power information of this PoE control unit of changing to the PoE control unit and/or qualification power information and/or the enabled state information of PoE port and/or the power supply precedence information of PoE port of PoE port.
Described main control module further comprises: the user inquiring module, be used for when receiving the query requests that the user sends, the PoE control unit that points to this query requests sends query requests, receive the enabled state information of actual power information of carrying this PoE control unit that the PoE control unit returns and/or PoE port and/or enable the PoE port number and/or the query response message of the actual power information of PoE port, and the information that this query response message is carried offers the user.
A kind of PoE control unit comprises: PoE port arrangement module and power control module, wherein:
PoE port arrangement module receives the PoE power that the PoE power module is sent, and the qualification power information of each PoE port that the reception main control module is sent limits power information according to this, by the PoE controller power is configured on each PoE port;
Power control module receives the power supply inhibit signal that main control module is sent, and stops power supply.
Described power control module is further used for, the qualification power information of this PoE control unit that the reception main control module is sent, send the actual power query requests to the PoE controller, receive the actual power information of each PoE port of PoE controller report, the actual power sum that detects each PoE port surpasses the qualification power of this PoE control unit, the PoE port that definite needs are stopped power supply is closed determined PoE port by the PoE controller.
Described PoE port arrangement module is further used for, the power supply precedence information of each PoE port that the reception main control module is sent;
Described power control module further according to the power supply priority of each the PoE port that inquires from PoE port arrangement module, is determined the PoE port that need stop power supply.
Described PoE control unit further comprises: enquiry module, be used for after receiving the query requests that main control module sends, return the enabled state information of the actual power information of carrying this PoE control unit and/or PoE port and/or enable the PoE port number and/or the query response message of the actual power information of PoE port to main control module.
A kind of Ethernet power supply PoE method of supplying power to, this method comprises:
Main control module is provided with qualification power according to the PoE output power of power supply for each PoE control unit and each PoE port, the PoE control unit is according to the qualification power of each PoE port of described setting, the PoE power is configured to respectively enables on the PoE port, the number of described PoE control unit is greater than 1.
Described PoE control unit is configured to the PoE power and respectively enables further to comprise afterwards on the PoE port:
Main control module detects the actual power sum of each PoE control unit greater than the PoE output power of power supply, the then definite PoE control unit that need stop power supply, and forbid described PoE control unit power supply.
Described main control module further comprises when limiting power for each PoE control unit and each PoE port are provided with: main control module is provided with power supply priority for each PoE control unit,
Described main control module is determined the PoE control unit that need stop power supply and is forbidden that described PoE control unit power supply comprises: that main control module is being powered from each, as to have minimum power supply priority PoE control unit, forbid each PoE control unit power supply successively, be not more than the power output of PoE power supply until the actual power sum of the PoE control unit of powering.
Described PoE control unit is configured to the PoE power and further comprises after respectively enabling on the PoE port: the PoE control unit detects the actual power sum that respectively enables the PoE port qualification power greater than this PoE control unit, the then definite PoE port that need stop power supply, and forbid described PoE port power supply.
Described main control module further comprises when limiting power for each PoE control unit and each PoE port are provided with: main control module is that each PoE port of PoE control unit is provided with power supply priority,
Described PoE control unit determine the PoE port that need stop power supply and forbid described PoE port power supply bag PoE control unit from power supply priority minimum enable the PoE port, forbid respectively enabling the power supply of PoE port successively, be not more than the qualification power of this PoE control unit until the actual power sum that respectively enables the PoE port.
Described main control module further comprises after limiting power for each PoE control unit and each PoE port are provided with: main control module is according to user profile, determine that the qualification power of PoE control unit and/or the qualification power of PoE port and/or the enabled state of PoE port and/or the power supply priority of PoE port change, the qualification power information of the PoE control unit after changing and/or the qualification power information of PoE port and/or the enabled state information of PoE port and/or the power supply precedence information of PoE port are sent to this PoE control unit.
Described main control module further comprises after limiting power for each PoE control unit and each PoE port are provided with: main control module is according to user profile, the power supply state of determining the PoE control unit is forbidden power supply sending the power supply inhibit signal to this PoE control unit by allowing power supply to change to.
Described main control module further comprises after limiting power for each PoE control unit and each PoE port are provided with, main control module receives the query requests that the user sends, the PoE control unit that points to this query requests sends query requests, receive the enabled state information of actual power information of carrying this PoE control unit that the PoE control unit returns and/or PoE port and/or enable the PoE port number and/or the query response message of the actual power information of PoE port, and the information that this query response message is carried offers the user.
Compared with prior art, the present invention is by the number of expansion PoE control unit, and main control module is provided with qualification power according to the PoE output power of power supply for each PoE control unit, enlarged the number of the PoE port of PoE power supply support, and, guaranteed that PoE power supply safety and equipment are stable further according to the power supply state of the actual power of each PoE control unit control PoE control unit
Description of drawings
Fig. 1 is an existing P oE system architecture diagram;
The PoE system architecture diagram that Fig. 2 provides for the embodiment of the invention;
The structural representation of the main control module under the PoE system that provides in the embodiment of the invention is provided Fig. 3;
The structural representation of the PoE control unit under the PoE system that provides in the embodiment of the invention is provided Fig. 4;
Fig. 5 for the embodiment of the invention provide under PoE shown in Figure 2 system, the initialization flowchart of PoE power supply;
Fig. 6 for the embodiment of the invention provide under PoE shown in Figure 2 system, the flow chart of the system-level power control of main control module;
Fig. 7 for the embodiment of the invention provide under PoE shown in Figure 2 system, the determine flow chart of level power control of the mould of PoE control unit.
Embodiment
The present invention is further described in more detail below in conjunction with drawings and the specific embodiments.
The PoE system architecture diagram that Fig. 2 provides for the embodiment of the invention, as shown in Figure 2, it mainly comprises: PoE power module 21, main control module 22 and an above PoE control unit 23, wherein, each PoE control unit can lay respectively on the ethernet switching module, because ethernet switching module has the attribute of hot plug, so the PoE control unit that is positioned on the ethernet switching module is hot-swappable, wherein:
PoE power module 21: be used in real time 1. its own power source status signal being sent to main control module 22,5. power is outputed to each PoE control unit 23.
1. power state signal comprises: power supply type, power work state, output power of power supply information etc.
Main control module 22: be used to receive PoE power state signal that PoE power module 21 sends 1., according to this PoE power state signal 1., determine power supply type, operating state and power output etc.
2. main control module 22 sends the actual power query requests to each PoE control unit 23 in real time by PoE supervisory communications passage, receive the actual power information that 2. each PoE control unit 23 is sent by PoE supervisory communications passage, the actual power sum that detects each PoE control unit 23 surpasses the power output of PoE power supply, then according to the power supply priority of each PoE control unit 23,6. the PoE control unit 23 that definite need are closed sends the power supply inhibit signal to determined PoE control unit 23.
When according to user profile, when main control module 22 determines that the qualification power of PoE control units and/or the qualification power of PoE port and/or the power supply priority of PoE port etc. change, 2. the qualification power information of the PoE control unit after changing and/or the qualification power information of PoE port and/or the power supply precedence information of PoE port are sent to corresponding PoE control unit 23 by PoE supervisory communications passage.
When according to user profile, the power supply state that main control module 22 is determined PoE control units 23 sends the power supply inhibit signals to this PoE control unit 23 when allowing power supply to change to forbid powering.
PoE control unit 23: the power that reception PoE power module 21 is sent 5., the qualification power information of this PoE control unit 23 that reception main control module 22 is sent, the enabled state information of each PoE port of this PoE control unit 23 that reception main control module 22 is sent, power supply precedence information and qualification power information, limit power information according to this, by the PoE controller 5. power is configured to and respectively enables on the PoE port; Receive power supply inhibit signal that main control module 22 sends 6., stop power supply.
The structural representation of the main control module that Fig. 3 provides for the embodiment of the invention, as shown in Figure 3, it mainly comprises: configuration file stores module 221, PoE control unit configuration module 222 and power control module 223, wherein:
Configuration file stores module 221: be used to store the information such as power supply state, qualification power and power supply priority of user configured PoE control unit, and information such as the enabled state of each PoE port, qualification power and power supply priority.
PoE control unit configuration module 222: when starting, according to configuration information that reads from configuration file stores module 221 and the PoE output power of power supply information that receives from PoE power module 21, the power supply state of each PoE control unit 23 is set, power supply priority and qualification power etc., the enabled state of each the PoE port under each PoE control unit 23 is set simultaneously, power supply priority and qualification power etc., the qualification power information of this each PoE control unit 23 is sent to corresponding PoE control unit 23, with the enabled state information of each PoE port, power supply precedence information and qualification power information send to corresponding PoE control unit 23.
In the present embodiment, PoE control unit configuration module 222 also can be used for, when according to the user configuration information that reads from configuration file stores module 221, learn when the qualification power of PoE control unit and/or the qualification power of PoE port and/or the power supply priority of PoE port etc. change, the qualification power information of the PoE control unit after changing and/or the qualification power information of PoE port and/or the power supply precedence information of PoE port are sent to corresponding PoE control unit 23.
Power control module 223: the output power information of the PoE power supply that reception PoE power module 21 is sent, determine the power output of PoE power supply, read the PoE control unit sign that allows power supply from configuration file stores module 221, definite PoE control unit 23 of powering, send the actual power query requests in real time to each PoE control unit 23 of powering, receive the actual power information that each PoE control unit 23 is sent, the actual power sum that detects each PoE control unit 23 surpasses the power output of PoE power supply, then according to the power supply precedence information of each the PoE control unit 23 that reads from configuration file stores module 221,6. the PoE control unit 23 that definite need are closed sends the power supply inhibit signal to this PoE control unit that need close 23.
In the present embodiment, power control module 223 also can be used for, when according to the user configuration information that reads from configuration file stores module 221, learn that the power supply state of PoE control unit 23 changes to by allowing to power when forbidding powering, send the power supply inhibit signals to this PoE control unit 23.
In the present embodiment, main control module 22 also can comprise: user inquiring module 224, be used for when receiving the query requests that the user sends, the actual power that the PoE control unit 23 that points to this query requests sends at this PoE control unit, and/or PoE port enabled state, and/or enable the PoE port number, and/or the query requests of PoE port actual power etc., receive the actual power of carrying this PoE control unit that PoE control unit 23 returns, and/or the enabled state of PoE port, and/or enable the PoE port number, and/or the query response message of the information such as actual power of PoE port, and the information that this query response message is carried offers the user.
The structural representation of the PoE control unit that Fig. 4 provides for the embodiment of the invention, as shown in Figure 4, it mainly comprises: PoE port arrangement module 231 and power control module 232, wherein:
PoE port arrangement module 231: the power that reception PoE power module 21 is sent 5., the enabled state information of each PoE port that reception main control module 22 is sent, power supply precedence information and qualification power information, limit power information according to this, by the PoE controller 5. power is configured to and respectively enables on the PoE port.
Power control module 232: the qualification power information of this PoE control unit that reception main control module 22 is sent, send the actual power query requests in real time to the PoE controller, receive the actual power information that respectively enables the PoE port of PoE controller report, detect the qualification power that the actual power sum that respectively enables the PoE port surpasses this PoE control unit, then according to the power supply priority that respectively enables the PoE port that inquires from PoE port arrangement module 231, the PoE port that definite needs are closed is closed determined PoE port by the PoE controller; Receive power supply inhibit signal that main control module 22 sends 6., stop power supply.
In the present embodiment, PoE control unit 23 also can comprise: enquiry module 233, be used for receive that main control module 22 sends at the PoE port enabled state of the actual power of this PoE control unit 23 and/or this PoE control unit 23 and/or enable the PoE port number and/or the query requests of PoE port actual power etc. after, return the enabled state of the actual power of carrying this PoE control unit 23 and/or PoE port and/or enable the PoE port number and/or the query response message of the information such as actual power of PoE port to main control module 22.
Fig. 5 for the embodiment of the invention provide under PoE shown in Figure 2 system, the initialization flowchart of PoE power supply, as shown in Figure 5, it mainly comprises the steps:
Step 501:PoE power module starts, and type and the work state information with self sends to main control module in real time.
The PoE power supply type as: AC power, DC power supply etc., operating state comprises: PoE output power of power supply information etc.
Step 502: main control module receives and preserves the type and the work state information of PoE power supply, and determines the PoE output power of power supply according to the PoE output power of power supply information in the work state information.
Step 503: main control module reads the user profile of self, according to this user profile and PoE output power of power supply, for each the PoE control unit that links to each other with self is provided with power supply state, limits power and power supply priority, the qualification power information that is provided with is sent to corresponding PoE control unit.
The user can be according to actual needs, with the power supply state of each PoE control unit, limit information configuration such as power and power supply priority on main control module.When the user did not exceed the PoE output power of power supply for the qualification power of PoE control unit configuration, main control module was with the qualification power of user configured qualification power as this PoE control unit; When the user exceeded the PoE output power of power supply for the qualification power of PoE control unit configuration, main control module then according to the principle that sets in advance, was selected a qualification power that is equal to or less than the value of PoE output power of power supply as the PoE control unit.
Step 504: main control module is according to this user profile and be the qualification power that each PoE control unit is provided with, for each the PoE port under each PoE control unit is provided with enabled state, limits power and power supply priority, the enabled state information that is provided with, the corresponding relation that limits power information, power supply precedence information and PoE port-mark are sent to PoE control unit under the PoE port.
Equally, the user can be configured in the qualification power information of each the PoE port under each PoE control unit and the precedence information of powering on the main control module according to actual needs.When the user did not exceed the qualification power that main control module is provided with for this PoE control unit for the qualification power of the PoE port arrangement under the PoE control unit, main control module was with the qualification power of user configured qualification power as this PoE port; When the user exceeds the qualification power that main control module is provided with for this PoE control unit for the qualification power of the PoE port arrangement under the PoE control unit, main control module is selected a qualification power that is equal to or less than the value of the qualification power that is provided with into this PoE control unit as this PoE port then according to the principle that sets in advance.
It is the qualification power information that this PoE control unit is provided with that step 505:PoE control unit receives and preserve main control module, and be enabled state information, qualification power information and the power supply precedence information of each PoE port setting of this PoE control unit, return response message to main control module, and be the qualification power that each PoE port of this PoE control unit is provided with according to this, by the PoE controller PoE power is configured to and respectively enables on the PoE port.
In addition, the embodiment of the invention also can comprise: when main control module receives the query requests that the user sends, can send actual power to the PoE control unit that this query requests is pointed at this PoE control unit, and/or PoE port enabled state, and/or enable the PoE port number, and/or the query requests of PoE port actual power etc., receive the actual power of carrying this PoE control unit that the PoE control unit returns afterwards, and/or the enabled state of PoE port, and/or enable the PoE port number, and/or the query response message of the information such as actual power of PoE port, and the information that this query response message is carried offers the user.
The embodiment of the invention also can comprise: when according to user profile, when main control module determines that the qualification power of PoE control unit and/or the qualification power of PoE port and/or the power supply priority of PoE port etc. change, the qualification power information of the PoE control unit after changing and/or the qualification power information of PoE port and/or the power supply precedence information of PoE port are sent to corresponding PoE control unit.
The embodiment of the invention also can comprise: when according to user profile, main control module determines that the power supply state of PoE control unit changes to when forbidding powering by allowing to power, send the power supply inhibit signal to this PoE control unit, the PoE control unit is stopped power supply after receiving this power supply inhibit signal.
When user's power demands changes, as: to the qualification power change of certain PoE control unit, enabled state change to certain the PoE port under certain PoE control unit, qualification power change to certain PoE port, power supply priority change to certain PoE port, or the like, this moment, the user can revise the configuration information of corresponding PoE control unit on the user profile, after main control module is learnt above-mentioned change from this user profile, again correspondence is provided with the qualification power of PoE control unit, the enabled state of PoE port is set, the qualification power of PoE port is set, the power supply priority of PoE port etc. is set, and the described information after will resetting sends to corresponding PoE control unit.
In power supply process, the variation of PoE power supply power supply state is as the variation of power output, the variation of user's power demands is as the qualification power of change PoE control unit, the qualification power of change PoE port, the enabled state of change PoE port etc., the capital makes the actual power of PoE control unit change, and the actual power that might cause the PoE control unit surpasses qualification power, perhaps cause the power output of the actual power sum of each PoE control unit above the PoE power supply, thereby might cause the damage of power receiving equipment etc., therefore, must carry out realtime power control to PoE control unit and PoE port.Below provide main control module respectively and carry out the embodiment of system-level power control and the embodiment that the PoE control unit carries out the control of module level power:
Fig. 6 for the embodiment of the invention provide under PoE shown in Figure 2 system, main control module carries out the flow chart of system-level power control, as shown in Figure 6, its concrete steps are as follows:
Step 601: main control module reads the PoE control unit sign that allows power supply from user profile, determines that the PoE control unit of this sign correspondence is powered.
Write down the power supply state information of all PoE control units in the user profile: allow power supply or forbid power supply, simultaneously, add fashionablely as new PoE control unit, the user also can be recorded in the power supply state information of this PoE control unit in the user profile.
Step 602: main control module sends the actual power query requests to each PoE control unit of powering in real time.
Step 603:PoE control unit is received this actual power query requests, and all enable the actual power sum of PoE port to calculate self, and the power that obtains is reported main control module as self actual power.
Step 604: whether the actual power sum that all PoE control units of master control module judges report greater than the power output of PoE power supply, if, execution in step 605; Otherwise, not dealing with, this flow process finishes.
Step 605: main control module stops the power supply of each PoE control unit according to the power supply priority of each PoE control unit from low to high successively, is not more than the power output of PoE power supply until the actual power sum of all PoE control units.
Fig. 7 for the embodiment of the invention provide under PoE shown in Figure 2 system, the PoE control unit carries out the flow chart of module level power control, as shown in Figure 7, its concrete steps are as follows:
Step 701:PoE control unit sends the actual power query requests to the PoE controller in real time.
Step 702:PoE controller is received this actual power query requests, and the actual power that respectively enables the PoE port is sent to the PoE control unit.
Whether step 703:PoE control unit judges the actual power sum of all PoE ports greater than the qualification power of main control module for this PoE control unit setting, if, execution in step 704; Otherwise, not dealing with, this flow process finishes.
Step 704:PoE control unit stops respectively to enable the power supply of PoE port according to the power supply priority that respectively enables the PoE port from low to high successively, is not more than the qualification power of this PoE control unit until the actual power sum of all PoE ports.
The above only is process of the present invention and method embodiment, in order to restriction the present invention, all any modifications of being made within the spirit and principles in the present invention, is not equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (21)
1. an Ethernet power supply PoE system is characterized in that, comprising: PoE power module, main control module and two above PoE control units, wherein:
The PoE power module outputs to each PoE control unit with power, and output power of power supply information is sent to main control module;
Main control module receives the output power of power supply information that the PoE power module is sent, and determines the PoE output power of power supply, for each PoE control unit and each PoE port qualification power is set according to this PoE output power of power supply;
The PoE control unit is the qualification power that each PoE port is provided with according to main control module, and the power that the PoE power module is exported is configured on each PoE port.
2. the system as claimed in claim 1 is characterized in that, described each PoE control unit lays respectively on the ethernet switching module.
3. the system as claimed in claim 1 is characterized in that, described main control module comprises: configuration file stores module, PoE control unit configuration module and power control module, wherein:
The configuration file stores module, the qualification power information that is used to store user configured each PoE control unit and each PoE port, the power supply state information of storing each PoE control unit;
PoE control unit configuration module, corresponding power of the PoE output power of power supply information of sending according to the PoE power module and the configuration information that reads from the configuration file stores module are for each PoE port of each PoE control unit and this PoE control unit is provided with qualification power;
Power control module, read the PoE control unit sign that allows power supply from the configuration file stores module, definite PoE control unit of powering, send the actual power query requests to each PoE control unit of powering, detect the actual power sum that each PoE control unit returns and surpass the corresponding power of PoE output power of power supply information that the PoE power module is sent, the PoE control unit that definite need are stopped power supply sends the power supply inhibit signal to determined PoE control unit.
4. system as claimed in claim 3 is characterized in that, described configuration file stores module is further used for, and stores the power supply precedence information of user configured each PoE control unit;
Described power control module further according to the power supply precedence information of each the PoE control unit that reads from the configuration file stores module, is determined the PoE control unit that need stop power supply.
5. the system as claimed in claim 1 is characterized in that, described PoE control unit comprises: PoE port arrangement module and power control module, wherein:
PoE port arrangement module receives the power that the PoE power module is sent, and the qualification power information of each PoE port that the reception main control module is sent limits power information according to this, by the PoE controller power is configured on each PoE port;
Power control module receives the power supply inhibit signal that main control module is sent, and stops power supply.
6. system as claimed in claim 5, it is characterized in that, described power control module is further used for, the qualification power information of this PoE control unit that the reception main control module is sent, send the actual power query requests to the PoE controller, receive the actual power information of each PoE port of PoE controller report, the actual power sum that detects each PoE port surpasses the qualification power of this PoE control unit, the PoE port that definite needs are stopped power supply is closed determined PoE port by the PoE controller.
7. system as claimed in claim 6 is characterized in that, described PoE port arrangement module is further used for, the power supply precedence information of each PoE port that the reception main control module is sent;
Described power control module further according to the power supply priority of each the PoE port that inquires from PoE port arrangement module, is determined the PoE port that need stop power supply.
8. a main control module is characterized in that, comprising: configuration file stores module and PoE control unit configuration module, wherein:
The configuration file stores module, the qualification power information that is used to store user configured each PoE control unit and each PoE port, the power supply state information of storing each PoE control unit;
PoE control unit configuration module, receive the PoE output power of power supply information that the PoE power module is sent, determine the PoE output power of power supply, according to this PoE output power of power supply and the configuration information that reads from the configuration file stores module, for each PoE port of each PoE control unit and this PoE control unit is provided with qualification power, the qualification power information of described setting is sent to this PoE control unit
The number of described PoE control unit is greater than 1.
9. main control module as claimed in claim 8, it is characterized in that, further comprise: power control module, read the PoE control unit sign that allows power supply from the configuration file stores module, definite PoE control unit of powering, send the actual power query requests to each PoE control unit of powering, receive the actual power information that each PoE control unit is sent, determine the PoE output power of power supply according to the PoE output power of power supply information that the PoE power module is sent, the actual power sum that detects each PoE control unit surpasses the PoE output power of power supply, the PoE control unit that definite need are stopped power supply sends the power supply inhibit signal to determined PoE control unit.
10. main control module as claimed in claim 9, it is characterized in that, described power control module is further used for, power supply state information according to the PoE control unit that reads from the configuration file stores module, the power supply state of determining the PoE control unit is forbidden power supply sending the power supply inhibit signal to this PoE control unit by allowing power supply to change to.
11. main control module as claimed in claim 9 is characterized in that, described configuration file stores module is further used for, and stores the power supply precedence information of user configured each PoE control unit;
Described power control module further according to the power supply precedence information of each the PoE control unit that reads from the configuration file stores module, is determined the PoE control unit that need stop power supply.
12. main control module as claimed in claim 8, it is characterized in that, described PoE control unit configuration module is further used for, when according to the user configuration information that reads from the configuration file stores module, obtain and the qualification power information of this PoE control unit of changing to the PoE control unit and/or qualification power information and/or the enabled state information of PoE port and/or the power supply precedence information of PoE port of PoE port.
13. main control module as claimed in claim 8, it is characterized in that, further comprise: the user inquiring module, be used for when receiving the query requests that the user sends, the PoE control unit that points to this query requests sends query requests, receive the enabled state information of actual power information of carrying this PoE control unit that the PoE control unit returns and/or PoE port and/or enable the PoE port number and/or the query response message of the actual power information of PoE port, and the information that this query response message is carried offers the user.
14. an Ethernet power supply PoE method of supplying power to is characterized in that this method comprises:
Main control module is provided with qualification power according to the PoE output power of power supply for each PoE control unit and each PoE port, the PoE control unit is according to the qualification power of each PoE port of described setting, the PoE power is configured to respectively enables on the PoE port, wherein, the number of PoE control unit is greater than 1.
15. method as claimed in claim 14 is characterized in that, described PoE control unit is configured to the PoE power and respectively enables further to comprise afterwards on the PoE port:
Main control module detects the actual power sum of each PoE control unit greater than the PoE output power of power supply, the then definite PoE control unit that need stop power supply, and forbid described PoE control unit power supply.
16. method as claimed in claim 15 is characterized in that, described main control module further comprises when limiting power for each PoE control unit and each PoE port are provided with: main control module is provided with power supply priority for each PoE control unit,
Described main control module is determined the PoE control unit that need stop power supply and is forbidden that described PoE control unit power supply comprises: that main control module is being powered from each, as to have minimum power supply priority PoE control unit, forbid each PoE control unit power supply successively, be not more than the power output of PoE power supply until the actual power sum of the PoE control unit of powering.
17. method as claimed in claim 14, it is characterized in that, described PoE control unit is configured to the PoE power and further comprises after respectively enabling on the PoE port: the PoE control unit detects the actual power sum that respectively enables the PoE port qualification power greater than this PoE control unit, the then definite PoE port that need stop power supply, and forbid described PoE port power supply.
18. method as claimed in claim 17 is characterized in that, described main control module further comprises when limiting power for each PoE control unit and each PoE port are provided with: main control module is that each PoE port of PoE control unit is provided with power supply priority,
Described PoE control unit determines that the PoE port that need stop power supply forbids that also described PoE port power supply comprises: the PoE control unit from power supply priority minimum enable the PoE port, forbid respectively enabling the power supply of PoE port successively, be not more than the qualification power of this PoE control unit until the actual power sum that respectively enables the PoE port.
19. method as claimed in claim 14, it is characterized in that, described main control module further comprises after limiting power for each PoE control unit and each PoE port are provided with: main control module is according to user profile, determine the qualification power of PoE control unit, and/or the qualification power of PoE port, and/or the enabled state of PoE port, and/or the power supply priority of PoE port changes, with the qualification power information of the PoE control unit after changing, and/or the qualification power information of PoE port, and/or the enabled state information of PoE port, and/or the power supply precedence information of PoE port sends to this PoE control unit.
20. method as claimed in claim 14, it is characterized in that, described main control module further comprises after limiting power for each PoE control unit and each PoE port are provided with: main control module is according to user profile, the power supply state of determining the PoE control unit is forbidden power supply sending the power supply inhibit signal to this PoE control unit by allowing power supply to change to.
21. method as claimed in claim 14, it is characterized in that, described main control module further comprises after limiting power for each PoE control unit and each PoE port are provided with, main control module receives the query requests that the user sends, the PoE control unit that points to this query requests sends query requests, receive the actual power information of carrying this PoE control unit that the PoE control unit returns, and/or the enabled state information of PoE port, and/or enable the PoE port number, and/or the query response message of the actual power information of PoE port, and the information that this query response message is carried offers the user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100895384A CN101060412B (en) | 2007-03-29 | 2007-03-29 | Ethernet power supply system, master control module and Ethernet power supply method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100895384A CN101060412B (en) | 2007-03-29 | 2007-03-29 | Ethernet power supply system, master control module and Ethernet power supply method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101060412A CN101060412A (en) | 2007-10-24 |
| CN101060412B true CN101060412B (en) | 2011-05-11 |
Family
ID=38866321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100895384A Active CN101060412B (en) | 2007-03-29 | 2007-03-29 | Ethernet power supply system, master control module and Ethernet power supply method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101060412B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9929867B2 (en) * | 2013-12-16 | 2018-03-27 | At&T Mobility Ii Llc | Systems, methods, and computer readable storage device for delivering power to tower equipment |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101902661B (en) * | 2009-05-27 | 2013-12-18 | 华为技术有限公司 | Power supply system, communication device and power supply control method |
| CN101820348A (en) * | 2010-03-09 | 2010-09-01 | 武汉烽火网络有限责任公司 | Method and device for carrying out overload protection on equipment in POE system |
| CN101867468B (en) * | 2010-06-03 | 2015-04-01 | 中兴通讯股份有限公司 | Hot reboot processing method for power over Ethernet switch and power over Ethernet switch |
| CN101902341B (en) * | 2010-07-19 | 2014-07-16 | 中兴通讯股份有限公司 | Method and device for supplying power for powered device |
| US8842574B2 (en) * | 2010-11-19 | 2014-09-23 | Marvell Israel (M.I.S.L) Ltd. | Energy efficient networking |
| CN102025511A (en) * | 2010-12-08 | 2011-04-20 | 中兴通讯股份有限公司 | Method and device for supplying power to terminal equipment |
| CN102185698B (en) | 2011-04-11 | 2013-04-17 | 华为数字技术（成都）有限公司 | Ethernet power supply port protective circuit and ethernet power supply equipment |
| CN102856878A (en) * | 2011-06-28 | 2013-01-02 | 英业达股份有限公司 | Overcurrent and overpower protection device |
| CN102983982B (en) * | 2011-09-05 | 2016-08-03 | 中国电信股份有限公司 | Average voltage distribution method, system and multiport power receiving equipment |
| CN102664741A (en) * | 2012-04-12 | 2012-09-12 | 上海芯域微电子有限公司 | Method and device of power over Ethernet |
| CN102761422B (en) * | 2012-07-27 | 2015-08-19 | 深圳市东微智能科技有限公司 | A kind of power over ethernet electric power system of cascade and Power over Ethernet method thereof |
| CN104137473B (en) * | 2012-12-28 | 2017-07-14 | 华为技术有限公司 | POE method, device, equipment and system |
| CN103414574B (en) * | 2013-08-13 | 2016-08-10 | 杭州华三通信技术有限公司 | PoE equipment and output power control method thereof |
| CN103532723B (en) * | 2013-10-23 | 2016-05-25 | 广东威创视讯科技股份有限公司 | A kind of POE power supply receiving equipment |
| CN103873263B (en) * | 2014-03-27 | 2018-07-13 | 浙江宇视科技有限公司 | A kind of method and device based on POE power supplies |
| CN104978287B (en) * | 2014-04-14 | 2018-02-13 | 华为技术有限公司 | Power supply unit chip, power supply unit, POE system and method |
| US9832028B2 (en) * | 2014-09-25 | 2017-11-28 | Texas Instruments Incorporated | Automatic power budget management for power-over-Ethernet apparatus |
| CN104394003B (en) * | 2014-11-04 | 2018-01-09 | 新华三技术有限公司 | Power supply trouble processing method, device and power supply unit |
| CN104935442B (en) * | 2015-06-18 | 2018-10-19 | 中国移动通信集团安徽有限公司 | A kind of POE power supply device and method of multiple users share mobile broadband access |
| CN107276778B (en) * | 2016-04-06 | 2021-03-09 | 中兴通讯股份有限公司 | Port control method and device |
| CN105959122A (en) * | 2016-05-31 | 2016-09-21 | 深圳市双赢伟业科技股份有限公司 | Power supply control method and apparatus for remote power supply switch |
| CN106888100B (en) * | 2017-03-31 | 2020-11-27 | 新华三技术有限公司 | Ethernet power supply switch and power supply method thereof |
| CN107547209B (en) * | 2017-08-14 | 2021-03-02 | 新华三技术有限公司 | Power distribution method and device |
| CN108509010B (en) * | 2018-03-21 | 2024-04-23 | 联想(北京)有限公司 | Power supply method and power supply system |
| CN109120415A (en) * | 2018-10-08 | 2019-01-01 | 杭州鸿雁智能科技有限公司 | A kind of house control system based on PoE bus |
| WO2020122123A1 (en) * | 2018-12-11 | 2020-06-18 | 三菱電機株式会社 | Network system, power feeding device, and power reception device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2777845Y (en) * | 2004-12-10 | 2006-05-03 | 杭州华为三康技术有限公司 | POE power supply module with synchronously output 48 ports |
-
2007
- 2007-03-29 CN CN2007100895384A patent/CN101060412B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2777845Y (en) * | 2004-12-10 | 2006-05-03 | 杭州华为三康技术有限公司 | POE power supply module with synchronously output 48 ports |
Non-Patent Citations (2)
| Title |
|---|
| 朱勇发 王平.以太网供电技术标准综述.单片机与嵌入式系统应用 3.2005,(3),13-15. |
| 朱勇发 王平.以太网供电技术标准综述.单片机与嵌入式系统应用 3.2005,(3),13-15. * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9929867B2 (en) * | 2013-12-16 | 2018-03-27 | At&T Mobility Ii Llc | Systems, methods, and computer readable storage device for delivering power to tower equipment |
| US10164780B2 (en) | 2013-12-16 | 2018-12-25 | At&T Mobility Ii Llc | Systems, methods, and computer readable storage device for delivering power to tower equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101060412A (en) | 2007-10-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101060412B (en) | Ethernet power supply system, master control module and Ethernet power supply method | |
| US7603570B2 (en) | Power delivery over ethernet cables | |
| CN101494602B (en) | Energy-saving method and apparatus for communication equipment | |
| CN102761422B (en) | A kind of power over ethernet electric power system of cascade and Power over Ethernet method thereof | |
| CN101437259B (en) | Method, apparatus and system for establishing incidence relation between each system of integrated multi-module base station | |
| CN102510344A (en) | Rack server system | |
| CN101425049B (en) | Customer equipment based on USB and data channel switching method | |
| CN103135732B (en) | Server cabinet system | |
| CN104349304A (en) | Information processing method and electronic equipment | |
| CN102883423B (en) | Method and device for allocating power of power over Ethernet (POE) modules | |
| CN102299807A (en) | POE system realized on MicroTCA and management method thereof | |
| CN101202933B (en) | Communication equipment, advanced interlayer card and supply power providing method thereof | |
| CN103166765B (en) | A kind of PoE power threshold changing method and equipment | |
| CN102870374B (en) | Load-sharing method and apparatus, and veneer, | |
| CN102760110A (en) | Multiple subscriber identity module controller | |
| CN106789109B (en) | Power management method and device | |
| CN107547209B (en) | Power distribution method and device | |
| CN101938378A (en) | Veneer charging and discharging management system and application method thereof | |
| CN105281427A (en) | Continuous power supply system and method | |
| CN102820802B (en) | Inverter system and signal transfer method thereof | |
| CN101958797B (en) | Ethernet power supply system and operating method | |
| CN101309434B (en) | Communication apparatus and method for automatic energy saving process | |
| CN108933687A (en) | A kind of power consumption control method and device | |
| CN104796973A (en) | Wireless access device control method and wireless access device | |
| CN104579700A (en) | Intelligent optical network terminal and optical network system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 310052 Binjiang District Changhe Road, Zhejiang, China, No. 466, No. Patentee after: Xinhua three Technology Co., Ltd. Address before: 310053 Hangzhou hi tech Industrial Development Zone, Zhejiang province science and Technology Industrial Park Road, No. six and HUAWEI production base Patentee before: Huasan Communication Technology Co., Ltd. |