CN107665028A - A kind of fan speed control method of storage device, device and storage device - Google Patents
A kind of fan speed control method of storage device, device and storage device Download PDFInfo
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- CN107665028A CN107665028A CN201710912259.7A CN201710912259A CN107665028A CN 107665028 A CN107665028 A CN 107665028A CN 201710912259 A CN201710912259 A CN 201710912259A CN 107665028 A CN107665028 A CN 107665028A
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- 238000004364 calculation method Methods 0.000 description 1
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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
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3003—Monitoring arrangements specially adapted to the computing system or computing system component being monitored
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3058—Monitoring arrangements for monitoring environmental properties or parameters of the computing system or of the computing system component, e.g. monitoring of power, currents, temperature, humidity, position, vibrations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/303—Temperature
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Abstract
The embodiment of the invention discloses a kind of fan speed control method of storage device, device, equipment, computer-readable recording medium and storage device.Wherein, method includes obtaining temperature information corresponding to the temperature sensor being set in advance in storage device on each heating element；According to temperature information and contribution weighted value of each heating element to storage device bulk temperature, the corresponding PWM value of each temperature information is calculated, and the PWM value of maximum is chosen from each PWM value, to be used as Optimal PWM value；Optimal PWM value is converted into the register value of storage device control chip, the rotation speed of the fan of storage device is controlled according to register value, fan pre-sets the linear relationship of PWM value and rotating speed, to control the rotating speed of fan to meet the radiating requirements of storage device by different PWM values.The technical scheme of the application had both met the proper heat reduction demand of storage device, lifted the stability of storage device；It turn avoid fan persistently to run at high speed, be advantageous to extend the life-span of fan.
Description
Technical field
The present embodiments relate to technical field of heat dissipation, more particularly to a kind of fan speed controlling party of storage device
Method, device, equipment, the readable machine storage medium of calculating and storage device.
Background technology
With the fast development of data storage technology, requirement of the user to the security and stability of storage system is increasingly
Height, the work of storage device long-time stable is most crucial, and radiating treatment then for influence storage device long-time stable work to
Close an important ring.
Storage device in the course of the work, is inevitably generated heat, and the heating efficiency of different components is different, example
If the intel processors of storage device and some main chips are the main pyrotoxin of storage device.It can typically be dissipated by adding
The modes such as backing, fan or metal shell heat conduction are that storage device is radiated, wherein, fan cooling is most directly maximally effective
A kind of radiating mode.
The rotating speed of fan directly affects the effect of radiating, and the rotating speed of fan is higher, and radiating effect is better, that is to say, that heating
Measuring big storage device needs the fan of higher rotation speed to be radiated；But device temperature it is not high when, it is not necessary to it is higher
Rotating speed can obtain preferable radiating effect, and can influence the life-span of fan in running at high speed for a long time.
In consideration of it, how on the basis of radiating effect is ensured, extend the life-span of fan, be those skilled in the art urgently
Solve the problems, such as.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of fan speed control method of storage device, device, equipment, calculating
Readable machine storage medium and storage device, on the basis of radiating effect is ensured, extend the life-span of fan.
In order to solve the above technical problems, the embodiment of the present invention provides following technical scheme：
On the one hand the embodiment of the present invention provides a kind of fan speed control method of storage device, including：
Obtain temperature information corresponding to the temperature sensor being set in advance in storage device on each heating element；
According to temperature information and each heating element to the contribution weighted value of the storage device bulk temperature, each temperature is calculated
The corresponding PWM value of information is spent, and the PWM value of maximum is chosen from each PWM value, to be used as Optimal PWM value；
The Optimal PWM value is converted into the register value of the storage device control chip, according to the register value
Control the rotation speed of the fan of the storage device；
Wherein, the fan is to be customized previously according to the heating power of the storage device, structure radiating efficiency, and simultaneously
The linear relationship of PWM value and the rotation speed of the fan is set, to control the rotating speed of the fan by different PWM values to meet
State the radiating requirements of storage device.
Optionally, in addition to：
When the temperature for detecting temperature sensor collection exceedes default temperature threshold, by the fan of the storage device
Speed is adjusted to transport maximum speed, and carries out alarm.
Optionally, in addition to：
The storage device has multiple fans, when the rotating speed for detecting any one or more fans is 0, by each fan
Speed be adjusted to transport maximum speed, and carry out alarm.
Optionally, in addition to：
When the heartbeat signal of communication for the dual controller for detecting the storage device interrupts, by the wind of the storage device
Fan speed is adjusted to transport maximum speed, and carries out alarm.
Optionally, in addition to：
When the dual power supply for detecting the storage device does not have voltage input signal, by the fan speed of the storage device
Degree is adjusted to transport maximum speed, and carries out alarm.
Optionally, it is described to obtain temperature corresponding to the temperature sensor being set in advance in storage device on each heating element
Spending information is：
According to default temperature detection frequency, when preset time reaches, obtain in storage device and be set in advance in each hair
Temperature information corresponding to temperature sensor on hot component.
On the other hand the embodiment of the present invention provides a kind of fan speed control device of storage device, including：
Temperature information acquisition module, for obtaining the TEMP being set in advance in storage device on each heating element
Temperature information corresponding to device；
PWM value computing module, for according to temperature information and each heating element to the storage device bulk temperature
Weighted value is contributed, calculates the corresponding PWM value of each temperature information, and chooses from each PWM value the PWM value of maximum, using as optimal
PWM value；
Rotation speed of the fan control module, for the Optimal PWM value to be converted into the deposit of the storage device control chip
Device value, the rotation speed of the fan of the storage device is controlled according to the register value；The fan is to be set previously according to the storage
Standby heating power, the customization of structure radiating efficiency, and the linear relationship of PWM value and the rotation speed of the fan is set simultaneously, to pass through
Different PWM value controls the rotating speed of the fan to meet the radiating requirements of the storage device.
The embodiment of the present invention additionally provides a kind of fan speed control device of storage device, including processor and storage
Device, the processor realize the storage device as described in preceding any one when being used to perform the computer program stored in the memory
Fan speed control method the step of.
The embodiment of the present invention additionally provides a kind of computer-readable recording medium, is deposited on the computer-readable recording medium
The fan speed control program of storage device is contained, it is real when the fan speed control program of the storage device is executed by processor
Now as described in preceding any one the step of the fan speed control method of storage device.
The embodiment of the present invention additionally provides a kind of storage device, including control chip, fan and multiple temperature sensors；
The fan is connected by PWM control interfaces with the control chip, is the heating work(previously according to storage device
Rate, the customization of structure radiating efficiency, and the linear relationship of PWM value and the rotation speed of the fan is set simultaneously, to pass through different PWM values
The rotating speed of the fan is controlled to meet the radiating requirements of the storage device；
The temperature sensor is arranged on the heating element of the storage device, to gather the temperature of corresponding component
Spend information；
The control chip is connected with each temperature sensor, and each heating is set in advance in storage device for obtaining
Temperature information corresponding to temperature sensor on component；It is whole to the storage device according to temperature information and each heating element
The contribution weighted value of temperature, the corresponding PWM value of each temperature information is calculated, and the PWM value of maximum is chosen from each PWM value, with
As Optimal PWM value；The Optimal PWM value is converted into the register value of the storage device control chip, by writing deposit
Device exports PWM value to adjust the rotating speed of the fan.
The embodiments of the invention provide a kind of fan speed control method of storage device, obtains and is set in advance in storage device
Put temperature information corresponding to the temperature sensor on each heating element；According to temperature information and each heating element to storage
The contribution weighted value of equipment bulk temperature, the corresponding PWM value of each temperature information is calculated, and the PWM of maximum is chosen from each PWM value
Value, to be used as Optimal PWM value；Optimal PWM value is converted into the register value of storage device control chip, according to register value control
The rotation speed of the fan of storage device processed, fan is the heating power previously according to storage device, structure radiating efficiency customizes, and simultaneously
The linear relationship of PWM value and rotation speed of the fan is set, to control the rotating speed of fan to meet storage device by different PWM values
Radiating requirements.
The advantages of technical scheme that the application provides, is, adds temperature sensor in the pyrotoxin of storage device, passes through
The temperature information and contribution weighted value of each pyrotoxin to storage device bulk temperature for obtaining each temperature sensor collection calculate phase
The PWM value of component is answered, and Optimal PWM value is chosen from multiple PWM values, realizes the operating temperature according to storage device to wind
The rotating speed of fan is adjusted in good time, when storage device temperature is high, heightens the rotating speed of fan, when storage device temperature is relatively low,
The rotating speed of fan is turned down, the proper heat reduction demand of storage device has both been met, the radiating effect having had, has ensured storage device length
Time service, lift the stability of storage device；The rotating speed of fan can be avoided not to be continuously in again to run at high speed, be advantageous to prolong
In the life-span of long fan, the use cost of user is saved, also help reduction system power dissipation, reduction fan, which runs at high speed to bring, makes an uproar
Sound.
Filled in addition, the embodiment of the present invention provides corresponding realize also directed to the fan speed control method of storage device
Put, equipment, computer-readable recording medium and storage device, further such that methods described has more practicality, described device,
Equipment, computer-readable recording medium and storage device have the advantages of corresponding.
Brief description of the drawings
, below will be to embodiment or existing for the clearer explanation embodiment of the present invention or the technical scheme of prior art
The required accompanying drawing used is briefly described in technology description, it should be apparent that, drawings in the following description are only this hair
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of the fan speed control method of storage device provided in an embodiment of the present invention；
Fig. 2 is the schematic flow sheet of the fan speed control method of another storage device provided in an embodiment of the present invention；
Fig. 3 is the schematic flow sheet of the fan speed control method of another storage device provided in an embodiment of the present invention；
Fig. 4 is a kind of embodiment knot of the fan speed control device of storage device provided in an embodiment of the present invention
Composition；
Fig. 5 is another embodiment of the fan speed control device of storage device provided in an embodiment of the present invention
Structure chart；
Fig. 6 is a kind of embodiment structure chart of storage device provided in an embodiment of the present invention.
Embodiment
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.Obviously, described embodiment is only part of the embodiment of the present invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
Term " first ", " second ", " the 3rd " " in the description and claims of this application and above-mentioned accompanying drawing
Four " etc. be for distinguishing different objects, rather than for describing specific order.In addition term " comprising " and " having " and
Their any deformations, it is intended that cover non-exclusive include.Such as contain the process of series of steps or unit, method,
The step of system, product or equipment are not limited to list or unit, but the step of may include not list or unit.
After the technical scheme of the embodiment of the present invention is described, the various non-limiting realities of detailed description below the application
Apply mode.
Referring first to Fig. 1, Fig. 1 is a kind of stream of the fan speed control method of storage device provided in an embodiment of the present invention
Journey schematic diagram, the embodiment of the present invention may include herein below：
S101：Obtain temperature letter corresponding to the temperature sensor being set in advance in storage device on each heating element
Breath.
The bulk temperature of storage device is some of by pyrotoxin (namely heating element) collective effect in equipment
Main pyrotoxin influences maximum, such as air outlet, air inlet, CPU ends, PCH ends, switch ends etc., the direct shadow of these pyrotoxins
The temperature of whole equipment is rung, therefore when weighing the temperature of storage device, can be according to the temperature integrated acquisition of these main pyrotoxins.
The main pyrotoxin of storage device, those skilled in the art can according to actual conditions chosen, temperature
Sensor is arranged on these main pyrotoxins, to gather the temperature information of corresponding heating element.
System can obtain in real time temperature sensor collection each heating element temperature information, it is contemplated that compared with
In short time, the temperature change of each component is little, avoid the data volume of system subsequent treatment larger, can timing or cycle
Enter the acquisition of trip temperature, temperature detection frequency can be pre-set, such as a temperature detection is carried out per 10min, in preset time
The acquisition into trip temperature is triggered during arrival, concretely：
According to default temperature detection frequency, when preset time reaches, obtain in storage device and be set in advance in each hair
Temperature information corresponding to temperature sensor on hot component.
Those skilled in the art can according to actual conditions carry out choosing temperature detection frequency, the application do not do to this
Any restriction.
S102：According to temperature information and contribution weighted value of each heating element to storage device bulk temperature, calculate each
The corresponding PWM value of temperature information, and maximum PWM value is chosen from each PWM value, to be used as Optimal PWM value.
The temperature of each heater members is different in storage device, and the position of place storage device is different, whole to storage device
The contribution of temperature is also just different, and in varied situations, layout of the temperature sensor in storage device is different, therefore according to each
The formula that individual temperature information calculates corresponding PWM value is also different.
In actual applications, multiplicating experiment can be carried out according to the process of reality, i.e. test checking extraction repeatedly, obtained
Calculation formula under concrete application scene, the application do not do any restriction to this.
PWM (Pulse Width Modulation, pulse width) is modulated to a kind of analog control mode, and it is according to corresponding
The change of load carrys out the biasing of modulation transistor base stage or metal-oxide-semiconductor grid, to realize changing for transistor or metal-oxide-semiconductor ON time
Become, so as to realize the change of switching power supply output.This mode can make the output voltage of power supply in operation conditions change
Keep constant, be a kind of very effective technology being controlled using the data signal of microprocessor to analog circuit.
PWM general principle is that the break-make of inverter circuit switching device is controlled, and output end is obtained a series of width
It is worth equal pulse, sine wave or required waveform is replaced with these pulses.Namely in the half period of output waveform
Middle to produce multiple pulses, the threshold voltage that waits for making each pulse is sinusoidal waveform, and the output voltage obtained is smooth and low-order harmonic is few.
The width of each pulse is modulated by certain rule, you can change the size of inverter circuit output voltage, can also change defeated
Go out frequency.In the adjustment system of PWM drive controls, power supply is switched on and off by a fixed frequency, and as needed
Change the length that on-off ETAD expected time of arrival and departure is inscribed in a cycle, change average electricity by changing the dutycycle of voltage on armature
The size of pressure, so as to control the rotating speed of motor.
The detection temperature and fan of timed periodic, and the temperature of component corresponding to each temperature sensor is obtained, it is right
Each temperature calculates a PWM value, i.e., PWM value corresponding to the component.
The maximum PWM value calculated can be taken from multiple PWM values, as Optimal PWM value, i.e., for final adjustment fan
Reference value.It should be noted that in a kind of specific embodiment, Optimal PWM value is maximum PWM value but not limited,
Most suitable PWM value, rather than maximum can be therefrom chosen according to actual conditions.
S103：Optimal PWM value is converted into the register value of storage device control chip, is controlled and stored according to register value
The rotation speed of the fan of equipment.
Fan is the heating power previously according to storage device, structure radiating efficiency customizes, and sets PWM value and wind simultaneously
Fan the linear relationship of rotating speed.PWM value (dutycycle, is that conduction time is relative to the ratio shared by total time in a pulse cycle
Example) adjusting range be 0-100, the radiating of storage device can be met by the rotating speed of different PWM duty cycle control fans
Demand, the temperature of equipment will be covered by low temperature to high temperature, reach 80 degree of high temperature, 100 degree also want can realize drop
Temperature radiating.
Storage device needs continuous electricity work steady in a long-term, and power consumption can be bigger, in order to be unlikely to the excessive product of heat
Tired, the number of fan can be multiple, can specifically be determined by the design and structure of equipment.
Because rotation speed of the fan is to be controlled by the PWM registers of control chip, therefore need the Optimal PWM value that will be calculated
Write-in is into register, PWM value 0-100, and between the value of register is from 0 to 255, will most by the transformational relation of the two
Excellent PWM value is converted into the value of register, the rotating speed of the actual control fan of write-in register.
In technical scheme provided in an embodiment of the present invention, temperature sensor is added in the pyrotoxin of storage device, is passed through
The temperature information and contribution weighted value of each pyrotoxin to storage device bulk temperature for obtaining each temperature sensor collection calculate phase
The PWM value of component is answered, and Optimal PWM value is chosen from multiple PWM values, realizes the operating temperature according to storage device to wind
The rotating speed of fan is adjusted in good time, when storage device temperature is high, heightens the rotating speed of fan, when storage device temperature is relatively low,
The rotating speed of fan is turned down, the proper heat reduction demand of storage device has both been met, the radiating effect having had, has ensured storage device length
Time service, lift the stability of storage device；The rotating speed of fan can be avoided not to be continuously in again to run at high speed, be advantageous to prolong
In the life-span of long fan, the use cost of user is saved, also help reduction system power dissipation, reduction fan, which runs at high speed to bring, makes an uproar
Sound.
In view of storage device in running it is possible that exception, turns according to the fan calculated under normal operating condition
Speed, the demand of storage device radiating is unable to reach, avoids storage device due to the bad infringement for causing force majeure occur of radiating,
Such as apparatus overheat damage, it is therefore desirable to abnormal conditions are detected, in consideration of it, above-described embodiment is based on, referring to Fig. 2, the application
It may also include：
S104：When detecting that storage device occurs abnormal, the fan speed of storage device is adjusted to transport maximum speed
Degree, and carry out alarm.
According to the structure of storage device, a variety of abnormal conditions may be detected, specifically may include：
When the temperature for detecting temperature sensor collection exceedes default temperature threshold, by the fan speed of storage device
Transport maximum speed is adjusted to, and carries out the module of alarm.
Storage device has multiple fans, when the rotating speed for detecting any one or more fans is 0, by the speed of each fan
Degree is adjusted to transport maximum speed, and carries out the module of alarm.
When the heartbeat signal of communication for the dual controller for detecting storage device interrupts, the fan speed of storage device is adjusted
Whole is transport maximum speed, and carries out the module of alarm.
When the dual power supply for detecting storage device does not have voltage input signal, the fan speed of storage device is adjusted to
Transport maximum speed, and carry out the module of alarm.
If that is, detect dual controller heartbeat communication be interrupted, dual power supply or some electric fan extract or
The temperature spot of some temperature sensor collection exceedes alarm, the threshold value that reports an error (default temperature threshold), then is considered as storage and sets
Preparation life is abnormal, and while alert, fan speed-regulating to maximum is avoided because individual failure causes element to be burned.
By detecting the abnormal conditions of storage device, the availability and stability of storage environment ensure that.
For the technical scheme for understanding the application and providing that those skilled in the art are more clearly understood, the application also provides
Another embodiment, refers to Fig. 3, and Fig. 3 is the fan speed control of another storage device provided in an embodiment of the present invention
The schematic flow sheet of method processed, specifically may include herein below：
S301：When preset time reaches, each heating element is set in advance in the acquisition storage device of loop cycle
On temperature sensor corresponding to temperature.
S302：Judge whether each temperature exceedes default temperature threshold, if so, then performing S307；If it is not, then application program
Alarm temperature reports an error, and performs S303.
S303：Judge whether each controller work is normal in storage device, if so, S304 is then performed, if it is not, then applying journey
Sequence alarm controller malfunctions, and performs S307.
S304：Judge whether each power work of storage device is normal, if so, S305 is then performed, if it is not, then application program
Alarm power failure, and perform S307.
S305：According to temperature information and contribution weighted value of each heating element to storage device bulk temperature, calculate each
The corresponding PWM value of temperature information, and maximum PWM value is chosen from each PWM value, to be used as Optimal PWM value.
S306：Optimal PWM value is converted into the register value of storage device control chip, is controlled and stored according to register value
The rotation speed of the fan of equipment.
S307：The fan speed of storage device is adjusted to transport maximum speed.
The embodiment of the present invention had both met the proper heat reduction demand of storage device, the radiating effect having had, ensured storage
Equipment works long hours, and lifts the stability of storage device；The rotating speed of fan can be avoided not to be continuously in again to run at high speed, had
Beneficial to the life-span for extending fan, the use cost of user is saved, also helps reduction system power dissipation, fan is reduced and runs at high speed band
Carry out noise.
The embodiment of the present invention provides corresponding realization device also directed to the fan speed control method of storage device, enters one
Step causes methods described to have more practicality.Below to the fan speed control device of storage device provided in an embodiment of the present invention
It is introduced, the fan speed control device of storage device described below and the fan speed control of above-described storage device
Method processed can be mutually to should refer to.
Referring to Fig. 4, Fig. 4 is the fan speed control device of storage device provided in an embodiment of the present invention a kind of specific real
The structure chart under mode is applied, the device may include：
Temperature information acquisition module 401, for obtaining the temperature being set in advance in storage device on each heating element
Temperature information corresponding to sensor.
PWM value computing module 402, for according to temperature information and tribute of each heating element to storage device bulk temperature
Weighted value is offered, calculates the corresponding PWM value of each temperature information, and the PWM value of maximum is chosen from each PWM value, to be used as Optimal PWM
Value.
Rotation speed of the fan control module 403, for Optimal PWM value to be converted into the register value of storage device control chip,
The rotation speed of the fan of storage device is controlled according to register value；Fan is the heating power previously according to storage device, structure radiates
Efficiency customizes, and sets the linear relationship of PWM value and rotation speed of the fan simultaneously, to control the rotating speed of fan by different PWM values
To meet the radiating requirements of storage device.
Optionally, in some embodiments of the present embodiment, referring to Fig. 5, described device can also for example include：
Fault mechanism module 404, for when detecting that storage device occurs abnormal, the fan speed of storage device to be adjusted
Whole is transport maximum speed, and carries out alarm.
Optionally, the fault mechanism module 404 can be to work as the temperature for detecting temperature sensor collection more than default
During temperature threshold, the fan speed of storage device is adjusted to transport maximum speed, and carry out the module of alarm.
Optionally, the fault mechanism module 404 can also be storage device have multiple fans, when detect any one or
When the rotating speed of multiple fans is 0, the speed of each fan is adjusted to transport maximum speed, and carry out the module of alarm.
Optionally, the fault mechanism module 404 can also be the heartbeat communication when the dual controller for detecting storage device
During signal interruption, the fan speed of storage device is adjusted to transport maximum speed, and carry out the module of alarm.
Optionally, the fault mechanism module 404 still can be when the dual power supply for detecting storage device does not have control source
During signal, the fan speed of storage device is adjusted to transport maximum speed, and carry out the module of alarm.
Optionally, in other embodiments of the present embodiment, the temperature information acquisition module 401 can be according to pre-
If temperature detection frequency, when preset time reaches, obtain and temperature on each heating element be set in advance in storage device
Spend the module of temperature information corresponding to sensor.
The function of each functional module of the fan speed control device of storage device described in the embodiment of the present invention can be according to upper
The method specific implementation in embodiment of the method is stated, its specific implementation process is referred to the associated description of above method embodiment,
Here is omitted.
From the foregoing, it will be observed that the embodiment of the present invention adds temperature sensor in the pyrotoxin of storage device, by obtaining each temperature
The temperature information of sensor collection and contribution weighted value calculating corresponding component of each pyrotoxin to storage device bulk temperature
PWM value, and Optimal PWM value is chosen from multiple PWM values, realize and the rotating speed of fan is entered according to the operating temperature of storage device
Row adjustment in good time, when storage device temperature is high, heightens the rotating speed of fan, when storage device temperature is relatively low, turns down fan
Rotating speed, the proper heat reduction demand of storage device was both met, the radiating effect having had, has ensured that storage device works long hours,
Lift the stability of storage device；The rotating speed of fan can be avoided not to be continuously in again to run at high speed, be advantageous to extend fan
In the life-span, the use cost of user is saved, also help reduction system power dissipation, reduction fan, which runs at high speed, brings noise.
The embodiment of the present invention additionally provides a kind of fan speed control device of storage device, it may include：
Memory, for storing computer program；
Processor, for performing computer program to realize the fan speed of as above storage device described in any one embodiment
The step of control method.
The function of each functional module of the fan speed control device of storage device described in the embodiment of the present invention can be according to upper
The method specific implementation in embodiment of the method is stated, its specific implementation process is referred to the associated description of above method embodiment,
Here is omitted.
The embodiment of the present invention had both met the proper heat reduction demand of storage device, the radiating effect having had, ensured storage
Equipment works long hours, and lifts the stability of storage device；The rotating speed of fan can be avoided not to be continuously in again to run at high speed, had
Beneficial to the life-span for extending fan, the use cost of user is saved, also helps reduction system power dissipation, fan is reduced and runs at high speed band
Carry out noise.
The embodiment of the present invention additionally provides a kind of computer-readable recording medium, is stored with the fan speed control of storage device
Processing procedure sequence, as above store described in any one embodiment and set when the fan speed control program of the storage device is executed by processor
The step of standby fan speed control method.
The function of each functional module of computer-readable recording medium described in the embodiment of the present invention can be real according to the above method
The method specific implementation in example is applied, its specific implementation process is referred to the associated description of above method embodiment, herein no longer
Repeat.
The embodiment of the present invention had both met the proper heat reduction demand of storage device, the radiating effect having had, ensured storage
Equipment works long hours, and lifts the stability of storage device；The rotating speed of fan can be avoided not to be continuously in again to run at high speed, had
Beneficial to the life-span for extending fan, the use cost of user is saved, also helps reduction system power dissipation, fan is reduced and runs at high speed band
Carry out noise.
The application finally additionally provides a kind of storage device, referring to Fig. 6, including control chip 601, fan 602 and more
Individual temperature sensor 603；
Fan 602 can be 1, or multiple, can be connected by PWM control interfaces with control chip 601, be advance
Customize according to the heating power of storage device, structure radiating efficiency, and the linear relationship of PWM value and rotation speed of the fan be set simultaneously,
To control the rotating speed of fan to meet the radiating requirements of storage device by different PWM values.
Temperature sensor 603 is arranged on the heating element of storage device, to gather the temperature of corresponding component letter
Breath.
Control chip 601 is connected with each temperature sensor 603, and each heating member is set in advance in storage device for obtaining
Temperature information corresponding to temperature sensor on device；According to temperature information and each heating element to storage device bulk temperature
Contribution weighted value, the corresponding PWM value of each temperature information is calculated, and choose from each PWM value the PWM value of maximum, using as most
Excellent PWM value；Optimal PWM value is converted into the register value of storage device control chip, PWM value is exported to adjust by writing register
The rotating speed of rectification campaign fan.
The embodiment of the present invention had both met the proper heat reduction demand of storage device, the radiating effect having had, ensured storage
Equipment works long hours, and lifts the stability of storage device；The rotating speed of fan can be avoided not to be continuously in again to run at high speed, had
Beneficial to the life-span for extending fan, the use cost of user is saved, also helps reduction system power dissipation, fan is reduced and runs at high speed band
Carry out noise.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be with it is other
The difference of embodiment, between each embodiment same or similar part mutually referring to.For dress disclosed in embodiment
For putting, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is referring to method part
Explanation.
Professional further appreciates that, with reference to the unit of each example of the embodiments described herein description
And algorithm steps, can be realized with electronic hardware, computer software or the combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software, the composition and step of each example are generally described according to function in the above description.These
Function is performed with hardware or software mode actually, application-specific and design constraint depending on technical scheme.Specialty
Technical staff can realize described function using distinct methods to each specific application, but this realization should not
Think beyond the scope of this invention.
Directly it can be held with reference to the step of method or algorithm that the embodiments described herein describes with hardware, processor
Capable software module, or the two combination are implemented.Software module can be placed in random access memory (RAM), internal memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
Above can to a kind of fan speed control method of storage device provided by the present invention, device, equipment, computer
Read storage medium and storage device is described in detail.Principle and embodiment party of the specific case used herein to the present invention
Formula is set forth, and the explanation of above example is only intended to help the method and its core concept for understanding the present invention.It should refer to
Go out, for those skilled in the art, under the premise without departing from the principles of the invention, can also be to the present invention
Some improvement and modification are carried out, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
Claims (10)
- A kind of 1. fan speed control method of storage device, it is characterised in that including：Obtain temperature information corresponding to the temperature sensor being set in advance in storage device on each heating element；According to temperature information and each heating element to the contribution weighted value of the storage device bulk temperature, each temperature letter is calculated Corresponding PWM value is ceased, and the PWM value of maximum is chosen from each PWM value, to be used as Optimal PWM value；The Optimal PWM value is converted into the register value of the storage device control chip, controlled according to the register value The rotation speed of the fan of the storage device；Wherein, the fan is to customize previously according to the heating power of the storage device, structure radiating efficiency, and set simultaneously The linear relationship of PWM value and the rotation speed of the fan, meet described deposit to control the rotating speed of the fan by different PWM values Store up the radiating requirements of equipment.
- 2. the fan speed control method of storage device according to claim 1, it is characterised in that also include：When the temperature for detecting temperature sensor collection exceedes default temperature threshold, by the fan speed of the storage device Transport maximum speed is adjusted to, and carries out alarm.
- 3. the fan speed control method of storage device according to claim 1, it is characterised in that also include：The storage device has multiple fans, when the rotating speed for detecting any one or more fans is 0, by the speed of each fan Degree is adjusted to transport maximum speed, and carries out alarm.
- 4. the fan speed control method of storage device according to claim 1, it is characterised in that also include：When the heartbeat signal of communication for the dual controller for detecting the storage device interrupts, by the fan speed of the storage device Degree is adjusted to transport maximum speed, and carries out alarm.
- 5. the fan speed control method of storage device according to claim 1, it is characterised in that also include：When the dual power supply for detecting the storage device does not have voltage input signal, the fan speed of the storage device is adjusted Whole is transport maximum speed, and carries out alarm.
- 6. the fan speed control method of the storage device according to claim 1-5 any one, it is characterised in that described Obtaining temperature information corresponding to the temperature sensor that is set in advance on each heating element in storage device is：According to default temperature detection frequency, when preset time reaches, obtain and each heating member is set in advance in storage device Temperature information corresponding to temperature sensor on device.
- A kind of 7. fan speed control device of storage device, it is characterised in that including：Temperature information acquisition module, for obtaining the temperature sensor pair being set in advance in storage device on each heating element The temperature information answered；PWM value computing module, for according to temperature information and contribution of each heating element to the storage device bulk temperature Weighted value, the corresponding PWM value of each temperature information is calculated, and the PWM value of maximum is chosen from each PWM value, to be used as Optimal PWM Value；Rotation speed of the fan control module, for the Optimal PWM value to be converted into the register value of the storage device control chip, The rotation speed of the fan of the storage device is controlled according to the register value；The fan is the hair previously according to the storage device Thermal power, the customization of structure radiating efficiency, and the linear relationship of PWM value and the rotation speed of the fan is set simultaneously, with by different PWM value controls the rotating speed of the fan to meet the radiating requirements of the storage device.
- A kind of 8. fan speed control device of storage device, it is characterised in that including processor and memory, the processor The storage device as described in any one of claim 1 to 6 being realized during for performing the computer program stored in the memory The step of fan speed control method.
- 9. a kind of computer-readable recording medium, it is characterised in that be stored with storage on the computer-readable recording medium and set Standby fan speed control program, realize that right such as will when the fan speed control program of the storage device is executed by processor The step of seeking the fan speed control method of any one of 1 to 6 storage device.
- 10. a kind of storage device, it is characterised in that including control chip, fan and multiple temperature sensors；The fan is connected by PWM control interfaces with the control chip, is heating power, knot previously according to storage device Structure radiating efficiency customizes, and sets the linear relationship of PWM value and the rotation speed of the fan simultaneously, to be controlled by different PWM values The rotating speed of the fan is to meet the radiating requirements of the storage device；The temperature sensor is arranged on the heating element of the storage device, to gather the temperature of corresponding component letter Breath；The control chip is connected with each temperature sensor, and each first device of heating is set in advance in storage device for obtaining Temperature information corresponding to temperature sensor on part；According to temperature information and each heating element to the overall temperature of the storage device The contribution weighted value of degree, calculate the corresponding PWM value of each temperature information, and choose from each PWM value the PWM value of maximum, using as Optimal PWM value；The Optimal PWM value is converted into the register value of the storage device control chip, it is defeated by writing register Go out PWM value to adjust the rotating speed of the fan.
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| CN201710912259.7A CN107665028B (en) | 2017-09-29 | 2017-09-29 | Fan speed control method and device of storage equipment and storage equipment |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201007800Y (en) * | 2007-01-09 | 2008-01-16 | 至宝电脑兴业股份有限公司 | System fan integrated controller |
| CN102984914A (en) * | 2011-09-02 | 2013-03-20 | 联想(北京)有限公司 | Method for controlling the temperature of electronic device and electronic device |
| CN103176573A (en) * | 2011-12-20 | 2013-06-26 | 英业达股份有限公司 | Heat dissipation control system and control method thereof |
| CN103807200A (en) * | 2012-11-15 | 2014-05-21 | 英业达科技有限公司 | Fan rotary speed control method and electronic device |
| CN106528374A (en) * | 2016-11-04 | 2017-03-22 | 郑州云海信息技术有限公司 | Rack-level storage device and cooling control system thereof |
| CN106547325A (en) * | 2016-10-26 | 2017-03-29 | 浙江大华技术股份有限公司 | A kind of fan rotational frequency control method and device |
-
2017
- 2017-09-29 CN CN201710912259.7A patent/CN107665028B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201007800Y (en) * | 2007-01-09 | 2008-01-16 | 至宝电脑兴业股份有限公司 | System fan integrated controller |
| CN102984914A (en) * | 2011-09-02 | 2013-03-20 | 联想(北京)有限公司 | Method for controlling the temperature of electronic device and electronic device |
| CN103176573A (en) * | 2011-12-20 | 2013-06-26 | 英业达股份有限公司 | Heat dissipation control system and control method thereof |
| CN103807200A (en) * | 2012-11-15 | 2014-05-21 | 英业达科技有限公司 | Fan rotary speed control method and electronic device |
| CN106547325A (en) * | 2016-10-26 | 2017-03-29 | 浙江大华技术股份有限公司 | A kind of fan rotational frequency control method and device |
| CN106528374A (en) * | 2016-11-04 | 2017-03-22 | 郑州云海信息技术有限公司 | Rack-level storage device and cooling control system thereof |
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019148831A1 (en) * | 2018-01-30 | 2019-08-08 | 郑州云海信息技术有限公司 | Method, device, and apparatus for heat dissipation regulation of rack scale server, and storage medium |
| CN108205370A (en) * | 2018-02-24 | 2018-06-26 | 山东超越数控电子股份有限公司 | A kind of chip radiation method and device |
| CN109185209A (en) * | 2018-10-15 | 2019-01-11 | 郑州云海信息技术有限公司 | A kind of rotation speed of the fan method of adjustment and device |
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| CN111949093A (en) * | 2019-05-15 | 2020-11-17 | 华为技术有限公司 | Fan rotating speed control method and electronic equipment |
| CN111949093B (en) * | 2019-05-15 | 2023-06-02 | 华为技术有限公司 | Fan rotating speed control method and electronic equipment |
| CN110397616A (en) * | 2019-08-12 | 2019-11-01 | 珠海广通汽车有限公司 | Control method of cooling fan, cooling system and high voltage power supply distributor box |
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| CN111090560A (en) * | 2019-10-25 | 2020-05-01 | 苏州浪潮智能科技有限公司 | Heat dissipation method and device for storage device |
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| CN111538392B (en) * | 2020-04-24 | 2023-03-14 | 苏州浪潮智能科技有限公司 | Fan control method and device, electronic equipment and readable storage medium |
| CN112026508A (en) * | 2020-09-07 | 2020-12-04 | 东风小康汽车有限公司重庆分公司 | Control method for cooling fan of extended range electric vehicle |
| CN112460053A (en) * | 2020-11-12 | 2021-03-09 | 山东云海国创云计算装备产业创新中心有限公司 | Fan control method, system, equipment and storage medium |
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