CN112230754A - Power output voltage stabilizing system and method in main and standby power switching process of server - Google Patents
Power output voltage stabilizing system and method in main and standby power switching process of server Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/30—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/3296—Power saving characterised by the action undertaken by lowering the supply or operating voltage
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Abstract
The invention relates to the technical field of server power supply, and provides a power output voltage stabilizing system and a power output voltage stabilizing method in the process of switching main and standby power of a server, wherein in the system, a machine room power supply control device controls and executes maintenance preparation actions according to maintenance instructions of main power supply equipment, controls and cuts off the power supply of a first power transmission line input1, and controls a standby power supply to take over the power supply input; the background management center polls the current sensor in real time, sends a current limiting instruction to the adjustable current limiting device, controls the input power consumption of the main power supply to be linearly reduced, and the input power consumption of the standby power supply to be linearly increased, and simultaneously sends an instruction for closing the power supply of the standby power supply to the machine room management control device according to the polling result of the PSU state online monitoring module, and the server load is powered by the standby power supply, so that the power supply safety and stability of a server system in power switching and power maintenance are effectively improved.
Description
Technical Field
The invention belongs to the technical field of server power supply, and particularly relates to a power output voltage stabilizing system and method in the process of switching main power and standby power of a server.
Background
With the rapid popularization and development of the internet, the cloud computing technology makes great progress, cloud data centers are built successively, and cloud service products gradually enter the daily life of people. People's daily life relies on network communication more, and the server that acts as the network central nervous becomes more and more important, and along with the use of server's a large amount, its consumption is higher and higher, and server power is bigger and higher, and data center's electric power cost also increases along with it.
At present, a Power Supply Unit (PSU) is generally used for supplying Power to a data center server, and in order to improve the Power Supply stability of the server, the PSU of the server generally adopts N + N redundancy configuration, wherein N Power supplies are main Power supplies, the other N Power supplies are standby Power supplies, and the actual Power Supply requirements of the whole machine can be met by the N PSU according to the Power Supply selection principle. Under the normal working mode of the server, the power supply load born by each power supply under the configuration of the N + N redundant power supplies is the same and is in a current sharing mode. In actual use, taking a 1+1 redundant power supply configuration server as an example, a data center machine room power device and a PSU need to be periodically overhauled and maintained, when a machine room power supply device is switched with electric power, a main power supply and a Standby power supply respectively enter an Active-Standby mode, the main Active power supply is powered off along with the electric power switching, the Standby power supply takes over a working load of the main power supply, at the moment, the output power consumption of the main power supply generates large load jump, the output voltage of the main power supply falls off and exceeds a specification value along with the load jump, a system is down and restarted, the working of the server is interrupted, even data is lost, and the safety and the stability of the server.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a power output voltage stabilizing system in the process of switching main and standby power of a server, aiming at solving the problems that the output power consumption of a main power supply in the prior art generates large load jump, the output voltage of the main power supply falls off along with the load jump and exceeds a specification value, the system is down and restarted, the work of the server is interrupted, even data is lost, and the safety and the stability of the server system are seriously influenced.
The technical scheme provided by the invention is as follows: a power output voltage stabilizing system in the process of switching main and standby power of a server comprises a main power supply, a standby power supply, a first power transmission line input1 and a second power transmission line input2, wherein the first power transmission line input1 and the second power transmission line input2 respectively provide power transmission for the main power supply and the standby power supply;
the two output ends of the standby power supply are respectively connected with the first power transmission line input1 and the second power transmission line input2 in parallel and then supply power to the main power supply and the standby power supply, wherein a current sensor and an adjustable current limiting device are respectively arranged on a power supply line of the main power supply;
the machine room power supply control device receives an input main power supply equipment maintenance instruction, controls the background management center, the PSU state online monitoring module and the standby power supply to respectively execute maintenance preparation actions according to the main power supply equipment maintenance instruction, and controls to cut off power supply of the first power transmission line input1 and control the standby power supply to take over power supply input of the main power supply according to a first power transmission line input1 power supply cutting-off instruction sent by the background management center after the maintenance preparation actions are finished;
the method comprises the steps that a background management center polls a current sensor in real time, sends a current limiting instruction to an adjustable current limiting device according to a current value on a power supply line between a standby power supply and a main power supply, controls the input power consumption of the main power supply to be linearly reduced, linearly increases the input power consumption of the standby power supply, sends an instruction for closing the power supply of the standby power supply to a machine room management control device according to polling results of input power consumption and input current of the main power supply and the standby power supply by a PSU state online monitoring module, the machine room management control device closes the standby power supply according to the instruction for closing the power supply of the standby power supply, and a server load is powered by the standby power supply.
As an improved scheme, when the main power supply equipment maintenance instruction is received, the machine room power supply control device sends a standby preheating instruction to the standby power supply, completes an initialization action, enters a standby mode, and forwards the main power supply equipment maintenance instruction to the background management center.
As an improved scheme, after receiving the main power supply equipment maintenance instruction, the background management center sends a main power supply working parameter polling instruction to the PSU state online monitoring module;
the PSU state online monitoring module acquires working parameters of the plurality of main power supplies according to the main power supply working parameter polling instruction, calculates the maximum input power consumption and the input current of the main power supplies, and feeds back the acquired maximum input power consumption and the acquired input current of the main power supplies to the background management center, wherein the working parameters comprise the input power consumption and the input current;
and after receiving the maximum input power consumption and the input current of the main power supply, the background management center executes a step of sending a power supply cutting instruction of a first power transmission line input1 to the machine room power supply control device.
As an improved scheme, after receiving the maximum input power consumption and the input current of the main power supply fed back by the PSU state online monitoring module, the background management center corrects the maximum input power consumption and the input current of the main power supply, and obtains the corrected maximum input power consumption and the corrected input current of the main power supply.
As an improved scheme, after the standby power supply starts to work, the background management center polls the current sensor in real time, collects a current value of the first power transmission line input1, generates a new current limiting instruction according to the collected current value of the first power transmission line input1, and feeds the generated new current limiting instruction back to the adjustable current limiting device, and the adjustable current limiting device performs a linear input current reduction action according to the new current limiting instruction.
As an improved scheme, in the process of supplying power and limiting current by the standby power supply, the background management center sends a working parameter polling instruction of a main power supply and a standby power supply to the PSU state online monitoring module;
the PSU state online monitoring module collects working parameters of the main power supply and the standby power supply in real time, analyzes the collected working parameters of the main power supply and the standby power supply, judges whether the working states of the main power supply and the standby power supply are normal or not, and feeds back an analysis result to the background management center;
the PSU state online monitoring module judges the current input power consumption of the main power supply, judges whether the input power consumption of the main power supply is reduced to a safe load jump value range, if so, executes a command of closing the power supply of the standby power supply to the machine room management control device according to the polling results of the PSU state online monitoring module on the input power consumption and the input current of the main power supply and the standby power supply, closes the standby power supply according to the command of closing the power supply of the standby power supply, and supplies power to a server load by the standby power supply, otherwise, continues to judge.
Another object of the present invention is to provide a method for stabilizing power output during switching between main and standby server powers, based on a power output stabilization system during switching between main and standby servers, the method comprising the steps of:
the machine room power supply control device receives an input main power supply equipment maintenance instruction, and controls the background management center, the PSU state online monitoring module and the standby power supply to respectively execute maintenance preparation actions according to the main power supply equipment maintenance instruction;
after the overhaul preparation action is finished, the machine room power supply control device controls to cut off the power supply of the first power transmission line input1 and controls the standby power supply to take over the power supply input of the main power supply according to a power supply cutting-off instruction of the first power transmission line input1 sent by a background management center;
the background management center polls the current sensor in real time, and sends a current limiting instruction to the adjustable current limiting device according to the collected current value on a power supply line between the standby power supply and the main power supply to control the input power consumption of the main power supply to be linearly reduced and the input power consumption of the standby power supply to be linearly increased;
according to the polling results of the input power consumption and the input current of the main power supply and the standby power supply by the PSU state online monitoring module, the background management center sends an instruction for closing the power supply of the standby power supply to the machine room management control device;
and the machine room management control device closes the standby power supply according to the instruction for closing the power supply of the standby power supply, and the server load is supplied with power by the standby power supply.
As an improved scheme, the step of controlling the background management center, the PSU state online monitoring module, and the standby power supply to respectively execute the maintenance preparation actions according to the main power supply equipment maintenance instruction specifically includes the following steps:
when the main power supply equipment maintenance instruction is received, the machine room power supply control device sends a standby preheating instruction to the standby power supply, completes initialization action, enters a standby mode, and forwards the main power supply equipment maintenance instruction to the background management center;
after receiving the main power supply equipment maintenance instruction, the background management center sends a main power supply working parameter polling instruction to the PSU state online monitoring module;
the PSU state online monitoring module acquires working parameters of the plurality of main power supplies according to the main power supply working parameter polling instruction, calculates the maximum input power consumption and the input current of the main power supplies, and feeds back the acquired maximum input power consumption and the acquired input current of the main power supplies to the background management center, wherein the working parameters comprise the input power consumption and the input current;
after receiving the maximum input power consumption and the input current of the main power supply fed back by the PSU state online monitoring module, the background management center corrects the maximum input power consumption and the input current of the main power supply to obtain the corrected maximum input power consumption and the corrected input current of the main power supply
And after receiving the corrected maximum input power consumption and input current of the main power supply, the background management center executes the instruction of sending a power supply cut-off instruction of the first power transmission line input1 to the machine room power supply control device.
As an improved scheme, the background management center polls the current sensor in real time, and sends a current limiting instruction to the adjustable current limiting device according to a collected current value on a power supply line between the standby power supply and the main power supply, so as to control the input power consumption of the main power supply to linearly decrease, and the step of linearly increasing the input power consumption of the standby power supply specifically includes the following steps:
after the standby power supply starts to work, the background management center polls the current sensor in real time and collects the current value of the input1 of the first power transmission line;
generating a new current limiting instruction according to the collected current value of the first power transmission line input1, and feeding back the generated new current limiting instruction to the adjustable current limiting device;
the adjustable current limiting device performs a linear input current reduction action according to the new current limiting command.
As an improved scheme, the step of sending, by the background management center to the machine room management control device, an instruction to turn off power supply of the standby power supply according to polling results of input power consumption and input current of the main power supply and the standby power supply by the PSU state online monitoring module specifically includes the following steps:
in the process of supplying power and limiting current by the standby power supply, the background management center sends a working parameter polling instruction of a main power supply and a standby power supply to the PSU state online monitoring module;
the PSU state online monitoring module collects working parameters of the main power supply and the standby power supply in real time, analyzes the collected working parameters of the main power supply and the standby power supply, judges whether the working states of the main power supply and the standby power supply are normal or not, and feeds back an analysis result to the background management center;
the PSU state online monitoring module judges the current input power consumption of the main power supply, judges whether the input power consumption of the main power supply is reduced to a safe load jump value range, if so, executes a command of closing the power supply of the standby power supply to the machine room management control device according to the polling results of the PSU state online monitoring module on the input power consumption and the input current of the main power supply and the standby power supply, closes the standby power supply according to the command of closing the power supply of the standby power supply, and supplies power to a server load by the standby power supply, otherwise, continues to judge.
In the embodiment of the invention, the machine room power supply control device controls and executes maintenance preparation actions according to the maintenance instruction of the main power supply equipment, controls and cuts off the power supply of the input1 of the first power transmission line, and controls the standby power supply to take over the power supply input; the background management center polls the current sensor in real time, sends a current limiting instruction to the adjustable current limiting device, controls the input power consumption of the main power supply to be linearly reduced, and the input power consumption of the standby power supply to be linearly increased, and simultaneously sends an instruction for closing the power supply of the standby power supply to the machine room management control device according to the polling result of the PSU state online monitoring module, and the server load is powered by the standby power supply, so that the power supply safety and stability of a server system in power switching and power maintenance are effectively improved.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a block diagram of a power output voltage stabilizing system in the process of switching between main and standby power of a server according to the present invention;
FIG. 2 is a flowchart illustrating an implementation of a method for stabilizing output voltage of a power supply during switching between main and standby power supplies of a server according to the present invention;
fig. 3 is a flowchart illustrating an implementation of controlling the background management center, the PSU status online monitoring module, and the standby power supply to respectively execute a maintenance preparation action according to the main power supply equipment maintenance instruction provided by the present invention;
fig. 4 is a flowchart illustrating an implementation that a background management center polls the current sensor in real time, and sends a current limiting instruction to the adjustable current limiting device according to a collected current value on a power supply line between a standby power supply and a main power supply to control the input power consumption of the main power supply to decrease linearly, and the input power consumption of the standby power supply to increase linearly;
fig. 5 is a flowchart illustrating an implementation that the background management center sends an instruction to turn off the power supply of the standby power supply to the machine room management control device according to the polling result of the PSU status online monitoring module on the input power consumption and the input current of the main power supply and the standby power supply;
the system comprises a main power supply 1, a standby power supply 2, a current sensor 3, an adjustable current limiting device 4, a machine room power supply control device 5, a background management center 6, a PSU state online monitoring module 7 and a standby power supply 8.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are merely for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Fig. 1 is a block diagram of a power output voltage stabilizing system in the active/standby power switching process of a server according to the present invention, and for convenience of description, only the relevant parts of the embodiment of the present invention are shown in the diagram.
The power output voltage stabilizing system in the process of switching the main power supply and the standby power supply of the server comprises a main power supply 1, a standby power supply 2, a first power transmission line input1 and a second power transmission line input2, a machine room power supply control device 5, a background management center 6, a PSU state online monitoring module 7 and a standby power supply 8, wherein the first power transmission line input1 and the second power transmission line input2 are used for respectively providing power transmission for the main power supply 1 and the standby power supply 2;
the two output ends of the standby power supply 8 are respectively connected in parallel with the first power transmission line input1 and the second power transmission line input2 to supply power to the main power supply 1 and the standby power supply 2, wherein a power supply line of the main power supply is respectively provided with a current sensor 3 and an adjustable current limiting device 4, wherein the current sensor 3 and the adjustable current limiting device 4 can be arranged on the power supply line close to the main power supply or the standby power supply, and the standby power supply is not limited herein;
the machine room power supply control device 5 receives an input main power supply equipment maintenance instruction, controls the background management center 6, the PSU state online monitoring module 7 and the standby power supply 8 to respectively execute maintenance preparation actions according to the main power supply equipment maintenance instruction, and controls to cut off power supply of the first power transmission line input1 and control the standby power supply 8 to take over power supply input of the main power supply 1 according to a first power transmission line input1 power supply cutting instruction sent by the background management center 6 after the maintenance preparation actions are finished;
the background management center 6 polls the current sensor in real time, sends a current limiting instruction to the adjustable current limiting device according to a collected current value on a power supply line between the standby power supply 8 and the main power supply 1, controls the input power consumption of the main power supply 1 to linearly decrease, and linearly increases the input power consumption of the standby power supply 2, and sends an instruction for closing the power supply of the standby power supply 8 to the machine room management control device according to polling results of the input power consumption and the input current of the PSU state online monitoring module 7 on the main power supply 1 and the standby power supply 2, the machine room management control device closes the standby power supply 8 according to the instruction for closing the power supply of the standby power supply 8, and the server load is powered by the standby power supply 2.
In this embodiment, when the main power supply equipment maintenance instruction is received, the machine room power supply control device 5 sends a standby preheating instruction to the standby power supply 8, completes an initialization action, enters a standby mode, and forwards the main power supply equipment maintenance instruction to the back-stage management center 6
In the embodiment of the invention, after receiving the main power supply equipment overhaul instruction, the background management center 6 sends a working parameter polling instruction of the main power supply 1 to the PSU state online monitoring module 7;
the PSU state online monitoring module 7 acquires the working parameters of the main power supplies 1 according to the working parameter polling instruction of the main power supplies 1, calculates the maximum input power consumption and the input current of the main power supplies 1, and feeds back the acquired maximum input power consumption and the input current of the main power supplies 1 to the background management center 6, wherein the working parameters comprise the input power consumption and the input current, and the polling parameters are set as: polling for 20 times once every 15 seconds, and calculating the maximum input power consumption and the maximum input current of the main power supply 1 on the basis of the polling parameters of the 20 times;
after receiving the maximum input power consumption and the input current of the main power supply 1, the background management center 6 executes a step of sending a command of cutting off the power supply of the first power transmission line input1 to the machine room power supply control device 5;
after receiving the maximum input power consumption and the input current of the main power supply 1 fed back by the PSU state online monitoring module 7, the background management center 6 corrects the maximum input power consumption and the input current of the main power supply 1 to obtain the corrected maximum input power consumption and the corrected input current of the main power supply 1, where the correction mode may be: and increasing 50% on the basis of the calculated maximum input power consumption and input current of the main power supply 1 to increase the safety factor, and certainly adopting other modes, which are not described herein again.
In this embodiment, after the maximum input power consumption and the input current of the main power supply 1 are obtained through calculation, the PSU state online monitoring module 7 issues a current sharing mode exiting instruction to the main power supply 1 and the standby power supply 2, respectively.
In the embodiment of the present invention, after the standby power supply 8 starts to operate, the background management center 6 polls the current sensor in real time, collects a current value of the first power transmission line input1, generates a new current limiting instruction according to the collected current value of the first power transmission line input1, and simultaneously feeds back the generated new current limiting instruction to the adjustable current limiting device, and the adjustable current limiting device performs a linear input current reduction action according to the new current limiting instruction;
in the process of supplying power and limiting current by the standby power supply 8, the background management center 6 sends a working parameter polling instruction of the main power supply 1 and the standby power supply 2 to the PSU state online monitoring module 7;
the PSU state online monitoring module 7 collects working parameters of the main power supply 1 and the standby power supply 2 in real time, analyzes the collected working parameters of the main power supply 1 and the standby power supply 2, judges whether the working states of the main power supply 1 and the standby power supply 2 are normal or not, and feeds back an analysis result to the background management center 6;
the PSU state online monitoring module 7 judges the current input power consumption of the main power supply 1, judges whether the input power consumption of the main power supply 1 is reduced to a safe load jump value range, if so, executes a polling result of the input power consumption and the input current of the main power supply 1 and the standby power supply 2 according to the PSU state online monitoring module 7, and sends a command of closing the power supply of the standby power supply 8 to the machine room management control device, the machine room management control device closes the standby power supply 8 according to the command of closing the power supply of the standby power supply 8, the server load is powered by the standby power supply 2, and otherwise, the judgment is continued.
In the embodiment of the invention, a standby power supply is used as a short-time power supply, a standby power supply 8 power supply line provided with a current sensor and an adjustable current limiting device is used, a background management center 6, a PSU state online monitoring module 7 and a machine room power supply control device 5 are matched to finish the current limiting power supply of the standby power supply 8 to a main power supply 1, the power failure process of the main power supply 1 is prolonged, the load of a standby power supply 2 is increased linearly and slowly, the problem of large load jump of the output power consumption of the standby power supply 2 in the power switching process is avoided by completely taking over the standby power supply 2, the output voltage of the standby power supply 2 is ensured to be stabilized within a specification value, finally, the electric power safety switching of the first power transmission line input1 and the second power transmission line input2 and the overhaul of the main power supply 1 and the standby power supply 2 in the normal working state of the servers can be realized by a plurality of servers at the same time.
Fig. 2 shows a flowchart of an implementation of a method for stabilizing voltage output by a power supply in a process of switching between main and standby power of a server, which specifically includes the following steps:
in step S101, the machine room power supply control device receives an input main power supply equipment maintenance instruction, and controls the background management center, the PSU state online monitoring module, and the standby power supply to respectively execute maintenance preparation actions according to the main power supply equipment maintenance instruction;
in step S102, after the overhaul preparation action is completed, the machine room power supply control device controls to cut off power supply of the first power transmission line input1 and control the standby power supply to take over power supply input of the main power supply according to a power supply cutting instruction of the first power transmission line input1 sent by the background management center;
in step S103, the background management center polls the current sensor in real time, and sends a current limiting instruction to the adjustable current limiting device according to the collected current value on the power supply line between the standby power supply and the main power supply, so as to control the input power consumption of the main power supply to decrease linearly, and the input power consumption of the standby power supply to increase linearly;
in step S104, according to the polling result of the PSU status online monitoring module for the input power consumption and the input current of the main power supply and the standby power supply, the background management center sends an instruction for turning off the power supply of the standby power supply to the machine room management control device;
in step S105, the machine room management control device turns off the standby power supply according to the instruction for turning off the power supply of the standby power supply, and the server load is powered by the standby power supply.
In the embodiment of the present invention, as shown in fig. 3, the step of controlling the background management center, the PSU state online monitoring module, and the standby power supply to respectively execute the maintenance preparation actions according to the main power supply equipment maintenance instruction specifically includes the following steps:
in step S201, when the main power supply equipment overhaul instruction is received, the machine room power supply control device sends a standby preheating instruction to the standby power supply, completes an initialization action, enters a standby mode, and forwards the main power supply equipment overhaul instruction to the background management center;
in step S202, after receiving the main power supply device overhaul instruction, the background management center sends a main power supply working parameter polling instruction to the PSU state online monitoring module;
in step S203, the PSU state online monitoring module obtains the operating parameters of the plurality of main power supplies according to the main power supply operating parameter polling command, calculates the maximum input power consumption and the input current of the main power supplies, and feeds back the obtained maximum input power consumption and the obtained input current of the main power supplies to the background management center, where the operating parameters include the input power consumption and the input current;
in step S204, after receiving the maximum input power consumption and the input current of the main power supply fed back by the PSU state online monitoring module, the background management center corrects the maximum input power consumption and the input current of the main power supply, and obtains the corrected maximum input power consumption and the corrected input current of the main power supply.
In step S205, after receiving the corrected maximum input power consumption and input current of the main power supply, the back-end management center executes the instruction of sending the power supply cutoff instruction of the first power transmission line input1 to the machine room power supply control device.
In the embodiment of the present invention, as shown in fig. 4, a background management center polls the current sensor in real time, and sends a current limiting instruction to the adjustable current limiting device according to a collected current value on a power supply line between a standby power supply and a main power supply, so as to control the input power consumption of the main power supply to decrease linearly, where the step of increasing linearly the input power consumption of the standby power supply specifically includes the following steps:
in step S301, after the standby power supply starts to work, the background management center polls the current sensor in real time, and acquires a current value of the first power transmission line input 1;
in step S302, a new current limiting instruction is generated according to the collected current value of the first power transmission line input1, and the generated new current limiting instruction is fed back to the adjustable current limiting device;
in step S303, the adjustable current limiting device performs a linear decreasing input current action according to the new current limiting command.
In the embodiment of the present invention, as shown in fig. 5, according to the polling result of the PSU status online monitoring module on the input power consumption and the input current of the main power supply and the standby power supply, the step of sending the instruction for turning off the power supply of the standby power supply to the machine room management control device by the background management center specifically includes the following steps:
in step S401, in the standby power supply current limiting process, the background management center sends a working parameter polling instruction of a main power supply and a standby power supply to the PSU state online monitoring module;
in step S402, the PSU state online monitoring module collects working parameters of the main power supply and the backup power supply in real time, analyzes the collected working parameters of the main power supply and the backup power supply, determines whether the working states of the main power supply and the backup power supply are normal, and feeds back an analysis result to the background management center;
in step S403, the PSU state online monitoring module determines the current input power consumption of the main power supply, determines whether the input power consumption of the main power supply is reduced within a safe load jump value range, if yes, executes the step of sending an instruction for turning off the power supply of the standby power supply to the machine room management control device according to the polling results of the input power consumption and the input current of the main power supply and the standby power supply by the PSU state online monitoring module, turns off the standby power supply according to the instruction for turning off the power supply of the standby power supply by the machine room management control device, and if not, continues to determine the server load.
In the embodiment of the invention, the machine room power supply control device controls and executes maintenance preparation actions according to the maintenance instruction of the main power supply equipment, controls and cuts off the power supply of the input1 of the first power transmission line, and controls the standby power supply to take over the power supply input; the background management center polls the current sensor in real time, sends a current limiting instruction to the adjustable current limiting device, controls the input power consumption of the main power supply to be linearly reduced, and the input power consumption of the standby power supply to be linearly increased, and simultaneously sends an instruction for closing the power supply of the standby power supply to the machine room management control device according to the polling result of the PSU state online monitoring module, and the server load is powered by the standby power supply, so that the power supply safety and stability of a server system in power switching and power maintenance are effectively improved.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. A power output voltage stabilizing system in the process of switching main power and standby power of a server comprises a main power supply, a standby power supply, a first power transmission line input1 and a second power transmission line input2, wherein the first power transmission line input1 and the second power transmission line input2 respectively provide power transmission for the main power supply and the standby power supply;
the two output ends of the standby power supply are respectively connected with the first power transmission line input1 and the second power transmission line input2 in parallel and then supply power to the main power supply and the standby power supply, wherein a current sensor and an adjustable current limiting device are respectively arranged on a power supply line of the main power supply;
the machine room power supply control device receives an input main power supply equipment maintenance instruction, controls the background management center, the PSU state online monitoring module and the standby power supply to respectively execute maintenance preparation actions according to the main power supply equipment maintenance instruction, and controls to cut off power supply of the first power transmission line input1 and control the standby power supply to take over power supply input of the main power supply according to a first power transmission line input1 power supply cutting-off instruction sent by the background management center after the maintenance preparation actions are finished;
when the power supply of the first power transmission line input1 is cut off, the background management center polls the current sensor in real time, sends a current limiting instruction to the adjustable current limiting device according to the collected current value on the power supply line between the standby power supply and the main power supply, controls the linear reduction of the input power consumption of the main power supply, and controls the linear increase of the input power consumption of the standby power supply, and simultaneously sends an instruction for closing the power supply of the standby power supply to the machine room management control device according to the polling results of the input power consumption and the input current of the main power supply and the standby power supply by the PSU state online monitoring module, the machine room management control device closes the standby power supply according to the instruction for closing the power supply of the standby power supply, and the server load is powered by the standby power supply.
2. The system according to claim 1, wherein when the main power supply device maintenance instruction is received, the machine room power supply control device sends a standby preheating instruction to the standby power supply to complete an initialization operation, enter a standby mode, and forward the main power supply device maintenance instruction to the back-stage management center.
3. The power output voltage stabilizing system in the process of switching the main power supply and the standby power supply of the server according to claim 2, wherein the background management center sends a main power supply working parameter polling instruction to the PSU state online monitoring module after receiving the main power supply equipment maintenance instruction;
the PSU state online monitoring module acquires working parameters of the plurality of main power supplies according to the main power supply working parameter polling instruction, calculates the maximum input power consumption and the input current of the main power supplies, and feeds back the acquired maximum input power consumption and the acquired input current of the main power supplies to the background management center, wherein the working parameters comprise the input power consumption and the input current;
and after receiving the maximum input power consumption and the input current of the main power supply, the background management center executes a step of sending a power supply cutting instruction of a first power transmission line input1 to the machine room power supply control device.
4. The system according to claim 3, wherein the background management center corrects the maximum input power consumption and the input current of the main power supply after receiving the maximum input power consumption and the input current of the main power supply fed back by the PSU state online monitoring module, and obtains the corrected maximum input power consumption and the corrected input current of the main power supply.
5. The power output voltage stabilizing system in the process of switching between the main power supply and the standby power supply of the server according to claim 4, wherein after the standby power supply starts to work, the background management center polls the current sensor in real time, collects a current value of the first transmission line input1, generates a new current limiting instruction according to the collected current value of the first transmission line input1, and feeds the generated new current limiting instruction back to the adjustable current limiting device, and the adjustable current limiting device performs a linear input current reduction action according to the new current limiting instruction.
6. The power output voltage stabilizing system in the switching process of the main power and the standby power of the server according to claim 5, wherein in the power supply and current limiting process of the standby power, the background management center sends a working parameter polling instruction of a main power supply and a standby power supply to the PSU state online monitoring module;
the PSU state online monitoring module collects working parameters of the main power supply and the standby power supply in real time, analyzes the collected working parameters of the main power supply and the standby power supply, judges whether the working states of the main power supply and the standby power supply are normal or not, and feeds back an analysis result to the background management center;
the PSU state online monitoring module judges the current input power consumption of the main power supply, judges whether the input power consumption of the main power supply is reduced to a safe load jump value range, if so, executes a command of closing the power supply of the standby power supply to the machine room management control device according to the polling results of the PSU state online monitoring module on the input power consumption and the input current of the main power supply and the standby power supply, closes the standby power supply according to the command of closing the power supply of the standby power supply, and supplies power to a server load by the standby power supply, otherwise, continues to judge.
7. A power output voltage stabilizing method in the active/standby server power switching process of a power output voltage stabilizing system in the active/standby server power switching process according to claim 1, wherein the method comprises the following steps:
the machine room power supply control device receives an input main power supply equipment maintenance instruction, and controls the background management center, the PSU state online monitoring module and the standby power supply to respectively execute maintenance preparation actions according to the main power supply equipment maintenance instruction;
after the overhaul preparation action is finished, the machine room power supply control device controls to cut off the power supply of the first power transmission line input1 and controls the standby power supply to take over the power supply input of the main power supply according to a power supply cutting-off instruction of the first power transmission line input1 sent by a background management center;
the background management center polls the current sensor in real time, and sends a current limiting instruction to the adjustable current limiting device according to the collected current value on a power supply line between the standby power supply and the main power supply to control the input power consumption of the main power supply to be linearly reduced and the input power consumption of the standby power supply to be linearly increased;
according to the polling results of the input power consumption and the input current of the main power supply and the standby power supply by the PSU state online monitoring module, the background management center sends an instruction for closing the power supply of the standby power supply to the machine room management control device;
and the machine room management control device closes the standby power supply according to the instruction for closing the power supply of the standby power supply, and the server load is supplied with power by the standby power supply.
8. The method according to claim 7, wherein the step of controlling the background management center, the PSU status online monitoring module, and the standby power supply to respectively perform maintenance preparation actions according to the main power supply device maintenance instruction specifically includes the steps of:
when the main power supply equipment maintenance instruction is received, the machine room power supply control device sends a standby preheating instruction to the standby power supply, completes initialization action, enters a standby mode, and forwards the main power supply equipment maintenance instruction to the background management center;
after receiving the main power supply equipment maintenance instruction, the background management center sends a main power supply working parameter polling instruction to the PSU state online monitoring module;
the PSU state online monitoring module acquires working parameters of the plurality of main power supplies according to the main power supply working parameter polling instruction, calculates the maximum input power consumption and the input current of the main power supplies, and feeds back the acquired maximum input power consumption and the acquired input current of the main power supplies to the background management center, wherein the working parameters comprise the input power consumption and the input current;
after receiving the maximum input power consumption and the input current of the main power supply fed back by the PSU state online monitoring module, the background management center corrects the maximum input power consumption and the input current of the main power supply to obtain the corrected maximum input power consumption and the corrected input current of the main power supply
And after receiving the corrected maximum input power consumption and input current of the main power supply, the background management center executes the instruction of sending a power supply cut-off instruction of the first power transmission line input1 to the machine room power supply control device.
9. The method according to claim 8, wherein the background management center polls the current sensor in real time, and sends a current limiting instruction to the adjustable current limiting device according to a collected current value on a power supply line between the standby power supply and the main power supply, so as to control the input power consumption of the main power supply to decrease linearly, and the step of linearly increasing the input power consumption of the standby power supply specifically includes the following steps:
after the standby power supply starts to work, the background management center polls the current sensor in real time and collects the current value of the input1 of the first power transmission line;
generating a new current limiting instruction according to the collected current value of the first power transmission line input1, and feeding back the generated new current limiting instruction to the adjustable current limiting device;
the adjustable current limiting device performs a linear input current reduction action according to the new current limiting command.
10. The method according to claim 9, wherein the step of sending, by the back-end management center to the machine room management control device, an instruction to turn off power supply to the standby power supply according to the polling result of the PSU status online monitoring module on the input power consumption and the input current of the main power supply and the standby power supply specifically includes the following steps:
in the process of supplying power and limiting current by the standby power supply, the background management center sends a working parameter polling instruction of a main power supply and a standby power supply to the PSU state online monitoring module;
the PSU state online monitoring module collects working parameters of the main power supply and the standby power supply in real time, analyzes the collected working parameters of the main power supply and the standby power supply, judges whether the working states of the main power supply and the standby power supply are normal or not, and feeds back an analysis result to the background management center;
the PSU state online monitoring module judges the current input power consumption of the main power supply, judges whether the input power consumption of the main power supply is reduced to a safe load jump value range, if so, executes a command of closing the power supply of the standby power supply to the machine room management control device according to the polling results of the PSU state online monitoring module on the input power consumption and the input current of the main power supply and the standby power supply, closes the standby power supply according to the command of closing the power supply of the standby power supply, and supplies power to a server load by the standby power supply, otherwise, continues to judge.
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