CN107255351B - Rotation speed of fan control method, rotation speed of fan control system and air-conditioning - Google Patents
Rotation speed of fan control method, rotation speed of fan control system and air-conditioning Download PDFInfo
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- CN107255351B CN107255351B CN201710510196.2A CN201710510196A CN107255351B CN 107255351 B CN107255351 B CN 107255351B CN 201710510196 A CN201710510196 A CN 201710510196A CN 107255351 B CN107255351 B CN 107255351B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The invention proposes a kind of rotation speed of fan control method, rotation speed of fan control system and air-conditionings.Wherein, rotation speed of fan control method is used for air-conditioning, comprising: determine whether blower feedback signal is interfered；If the determination result is YES, then it controls blower to run with current rotary speed instruction, closes the compressor variable frequency device of air-conditioning；After close compressor frequency converter, whether blower feedback signal when determining with current rotary speed instruction operation is interfered；If judging result is no, it is determined that the actual speed of blower updates the tachometer value in revolution counter according to actual speed.According to the technical solution of the present invention; the identification being interfered to feedback signal is realized, and accurate judgement judges that the interference source that blower is subject to comes from internal or outside, controlling rotation speed of fan by judging result makes blower run well; a possibility that air-conditioning is shut down is reduced, the user experience is improved.
Description
Technical field
The present invention relates to field of air conditioning, control in particular to a kind of rotation speed of fan control method, a kind of rotation speed of fan
System and a kind of air-conditioning.
Background technique
Currently, DC motor speed detection is usually by detection motor feedback signals in Control Method of Inverter Air Conditioner
Pulse number calculate the actual speed of motor, certain specific under the conditions of, the controller and its route of frequency-changeable compressor
Strong jamming can be generated to direct current generator feedback signal, master control can not know the presence of interference, so that master control collects turning for mistake
Fast signal causes the shutdown of air-conditioning mistake.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, one object of the present invention is providing a kind of rotation speed of fan control method, it to be used for air-conditioning.
It is another object of the present invention to propose a kind of rotation speed of fan control system, it to be used for air-conditioning.
Another object of the present invention is to propose a kind of computer equipment.
Another object of the present invention is to propose a kind of computer readable storage medium.
Another object of the present invention is to propose a kind of air-conditioning.
In view of this, the technical solution of the first aspect of the present invention proposes a kind of rotation speed of fan control method, for sky
It adjusts, comprising: determine whether blower feedback signal is interfered；If the determination result is YES, then blower is controlled to refer to current revolving speed
Operation is enabled, the compressor variable frequency device of air-conditioning is closed；After close compressor frequency converter, when determining with current rotary speed instruction operation
Blower feedback signal whether be interfered；If judging result is no, it is determined that the actual speed of blower, more according to actual speed
Tachometer value in new revolution counter.
In the technical scheme, at work, the controller and its route of frequency-changeable compressor are one capable and experienced to convertible frequency air-conditioner
Source is disturbed, under the conditions of certain specific, these interference signals can interfere blower feedback signal.It is by determining blower feedback signal
It is no to be interfered, it further takes measures anti-interference to provide foundation for blower；If it is judged that be it is yes, illustrate that blower is anti-at this time
Feedback signal is interfered, then controls blower and run with current rotary speed instruction, close the compressor variable frequency device of air-conditioning, realize
When detecting that feedback signal is interfered, strong interferers compressor is closed, further to judge the interference that feedback signal is subject to
From internal or external offer foundation；Wind after close compressor frequency converter, when determining with current rotary speed instruction operation
Whether machine feedback signal is interfered, and realizes whether accurate judgement feedback signal is interference by compressor variable frequency device；Such as
Fruit judging result be it is no, illustrate to feedback signal generate it is strongly disturbing be compressor variable frequency device, it is determined that the actual speed of blower,
The tachometer value in revolution counter is updated according to actual speed, realizes the identification being interfered to feedback signal, and accurate judgement is sentenced
For the interference source that disconnected blower is subject to from internal or outside, controlling rotation speed of fan by judging result makes blower run well, and drops
A possibility that low air-conditioning is shut down, the user experience is improved.
In the above-mentioned technical solutions, it is preferable that determine whether blower feedback signal is interfered, specifically include: determining dry
Disturb the value of register；If the value for interfering register is not 0, the value for corresponding to the emergency register of blower feedback signal is read；
If the value for register of meeting an urgent need is 0, the counter of statistics number is read again anti-corresponding to blower from adding one after preset time
The value of the emergency register of feedback signal determines that blower feedback signal is interfered after the value of counter is preset times；If
The value of emergency register is not 0, then controls blower with the tachometer value operation in preset revolution counter, by the value tune for register of meeting an urgent need
Whole is 1, wherein the initial value of counter is 0.
In the technical scheme, the value of register is interfered by determining, it can be determined that whether blower feedback signal is by dry
It disturbs；If the value for interfering register is not 0, illustrate that blower feedback signal is interfered, then reads and correspond to blower feedback signal
Emergency register value, realize accurate judgement feedback signal whether be interfered, reduce error；If the value for register of meeting an urgent need
It is 0, illustrates not needing starting emergency measure control rotation speed of fan at this time, the interference for needing to be subject to blower feedback signal judges more
Several times, a possibility that emergency flight control is frequently executed to blower when blower is interfered once in a while is reduced, energy consumption is reduced, then unites
The counter of metering number is realized and is counted to the interference number that blower feedback signal is subject to, after preset time from adding one
The value for reading again the emergency register corresponding to blower feedback signal determines wind after the value of counter is preset times
Machine feedback signal receives strong jamming, realizes the repeated detection being interfered to blower feedback signal, and reduce erroneous judgement can
It can property；If the value for register of meeting an urgent need is not 0, illustrates that blower feedback signal has been actually subjected to strong jamming, then control blower with pre-
If revolution counter in tachometer value operation, realize and rotation speed of fan answered after detecting that blower feedback signal is interfered
Anxious control, reduces a possibility that mistake is shut down, improves system stability, the user experience is improved；By register of meeting an urgent need
Value is adjusted to 1, provides foundation to continue to judge whether interference source always exists.
In the above-mentioned technical solutions, it is preferable that determine that the value of interference register specifically includes: determining the rotation speed change of motor
Rate determines corresponding operating status according to relative speed variation；In motor operation course, the feedback letter in operating status is detected
Number quantity；If quantity is greater than the corresponding amount threshold of operating status, interfering the value of register is not 0, otherwise, interference deposit
The value of device is 0.
In the technical scheme, by detecting the relative speed variation of motor, determine that motor is current according to relative speed variation
Operating status is the premise determined to the corresponding amount threshold of operating status；In motor operation course, run by detection
The quantity of feedback signal in state, amount threshold corresponding with operating status are compared, and motor, which can be recognized accurately, is
It is no to there is interference, if quantity is greater than the corresponding amount threshold of operating status, illustrates that motor is interfered, then interfere register
Value is not 0；If quantity is less than or equal to the corresponding amount threshold of operating status, illustrates that motor is not affected by interference, interfere register
Value be 0, realize the identification to motor by High-frequency Interference, for further it is anti-interference foundation is provided, reduce master control acquisition
A possibility that causing air-conditioning mistake to be shut down to error signal, improve system stability.
In the above-mentioned technical solutions, it is preferable that if the value of interference register is 0, to be controlled according to blower feedback signal
The revolving speed of blower.
In the technical scheme, if the value of interference register is 0, illustrate that blower feedback signal is not interfered, this
When according to blower feedback signal control blower revolving speed, improve system reliability and stability, the user experience is improved.
In the above-mentioned technical solutions, it is preferable that rotation speed of fan control method, further includes: if being transported with current rotary speed instruction
Blower feedback signal when row is interfered, then opens compressor variable frequency device.
In the technical scheme, if blower feedback signal when detecting with rotary speed instruction adjusted operation is by dry
It disturbs, illustrates that generating strongly disturbing to blower is not compressor variable frequency device, then opens compressor variable frequency device, realize and interference source is come
From internal or external accurate judgement, and after excluding internal interference, control air-conditioning runs well, and it is reliable to improve system
Property.
The technical solution of the second aspect of the present invention proposes a kind of rotation speed of fan control system, is used for air-conditioning, comprising: dry
Determination unit is disturbed, for determining whether blower feedback signal is interfered；Closing unit, for what is determined in interference determination unit
Judging result is to control blower when being and run with current rotary speed instruction, close the compressor variable frequency device of air-conditioning；Troubleshooting list
Member, for after close compressor frequency converter, blower feedback signal when determining with current rotary speed instruction operation whether by
Interference；Revolving speed adjustment unit determines the actual speed of blower when the judging result for determining in troubleshooting unit is no,
The tachometer value in revolution counter is updated according to actual speed.
In the technical scheme, by interfere determination unit, determine whether blower feedback signal is interfered, be blower into
One step takes measures anti-interference offer foundation；If it is judged that be it is yes, illustrate that blower feedback signal is interfered at this time, passes through
Closing unit is controlled blower and is run with current rotary speed instruction, closes the compressor variable frequency device of air-conditioning, is realized and is being detected instead
When feedback signal is interfered, strong interferers compressor is closed, further to judge that the interference that feedback signal is subject to comes from inside
Or it is external that foundation is provided；By troubleshooting unit, after close compressor frequency converter, determines and transported with current rotary speed instruction
Whether blower feedback signal when row is interfered, and realizes whether accurate judgement feedback signal is by compressor variable frequency device
Interference；If it is judged that be it is no, illustrate that generating strongly disturbing to feedback signal is compressor variable frequency device, it is single to pass through revolving speed adjustment
Member determines the actual speed of blower, updates the tachometer value in revolution counter according to actual speed, realizes after interference disappears, control
Blower processed runs well.
In the above-mentioned technical solutions, it is preferable that interference determination unit specifically includes: the first reading unit, it is dry for determining
Disturb the value of register；Second reading unit is not 0 for the value in interference register, then reads and correspond to blower feedback signal
Emergency register value；Judging unit is counted, for when the value for register of meeting an urgent need is 0, the counter of statistics number to add certainly
One, the value of the emergency register corresponding to blower feedback signal is read again after preset time, until the value of counter is pre-
If after number, determining that blower feedback signal is interfered；First running unit, for controlling when the value for register of meeting an urgent need is not 0
Blower processed in preset revolution counter tachometer value operation, the value for register of meeting an urgent need is adjusted to 1, wherein counter it is initial
Value is 0.
In the technical scheme, by the first reading unit, the value of interference register is determined, it can be determined that blower feedback letter
Number whether it is interfered；If the value for interfering register is not 0, illustrate that blower feedback signal is interfered, is read by second
Unit reads the value for corresponding to the emergency register of blower feedback signal, realizes whether accurate judgement feedback signal is interfered,
Reduce error；If the value of emergency register is 0, illustrate not need starting emergency measure at this time and control rotation speed of fan, needs pair
The interference that blower feedback signal is subject to judges several times, to reduce and frequently execute emergency to blower when blower is interfered once in a while more
A possibility that control, reduces energy consumption, then the counter of statistics number, by counting judging unit, is realized to wind from adding one
The interference number that machine feedback signal is subject to is counted, and the emergency corresponding to blower feedback signal is read again after preset time
The value of register determines that blower feedback signal receives strong jamming, realizes to wind after the value of counter is preset times
The repeated detection that machine feedback signal is interfered, a possibility that reducing erroneous judgement；If the value for register of meeting an urgent need is not 0, explanation
Blower feedback signal has been actually subjected to strong jamming, by the first running unit, controls blower with the revolving speed in preset revolution counter
Value operation, realizes and carries out emergency flight control to rotation speed of fan after detecting that blower feedback signal is interfered, reduce mistake
A possibility that shutdown, improves system stability, and the user experience is improved；The value for register of meeting an urgent need is adjusted to 1, is further
Continue to judge whether interference source always exists offer foundation.
In the above-mentioned technical solutions, it is preferable that the first reading unit specifically includes: status determining unit, for determining electricity
The relative speed variation of machine determines corresponding operating status according to relative speed variation；Number of signals detection unit, for being transported in motor
During row, the quantity of the feedback signal in operating status is detected；Assignment unit is interfered, for being greater than operating status in quantity
When corresponding amount threshold, interfering the value of register is not 0, and otherwise, interfering the value of register is 0.
In the technical scheme, the relative speed variation of motor is detected by status determining unit, it is true according to relative speed variation
Determine the current operating status of motor, is the premise of the corresponding amount threshold of determining operating status；In motor operation course, pass through
Number of signals detection unit, detects the quantity of feedback signal in operating status, amount threshold corresponding with operating status into
Row compares, and motor can be recognized accurately with the presence or absence of interference, if quantity is greater than the corresponding amount threshold of operating status, explanation
At this time there is interference in motor, by interfering assignment unit, the value for interfering register is adjusted to not to be 0；If quantity be less than etc.
In the corresponding amount threshold of operating status, illustrate that motor is not interfered at this time, interferes assignment unit not post interference at this time
The value of storage is adjusted, and interfering the value of register is 0, the identification to motor by High-frequency Interference is realized, further to resist
Interference provides foundation, reduces master control and collects a possibility that error signal causes air-conditioning mistake to be shut down, and improves system and stablizes
Property.
In the above-mentioned technical solutions, it is preferable that rotation speed of fan control system, further includes: the second running unit, for dry
When the value for disturbing register is 0, to control the revolving speed of blower according to blower feedback signal.
In the technical scheme, if the value of interference register is 0, illustrate that blower feedback signal is not interfered, this
When by the second running unit, the revolving speed of blower is controlled according to blower feedback signal, system reliability and stability is improved, mentions
User experience is risen.
In the above-mentioned technical solutions, it is preferable that rotation speed of fan control system, further includes: opening unit, for current
Rotary speed instruction operation when blower feedback signal when being interfered, open compressor variable frequency device.
In the technical scheme, if blower feedback signal when detecting with rotary speed instruction adjusted operation is by dry
It disturbs, illustrates that generating strongly disturbing to blower is not compressor variable frequency device, by opening unit, open compressor variable frequency device, realize
To interference source from internal or external accurate judgement, and after excludes internal interference, control air-conditioning runs well, promotion
System reliability.
The technical solution of the third aspect of the present invention proposes a kind of computer equipment, including memory, processor and deposits
The computer program that can be run on the memory and on the processor is stored up, processor executes when executing computer program
Rotation speed of fan control method.
In the technical scheme, the computer program for executing the rotation speed of fan control method of any of the above-described is stored in storage
It on device, when processor executes computer program, can be accurately identified to whether blower is interfered, and accurate judgement judges
The interference source that blower is subject to is from internal or outside, and controlling rotation speed of fan by judging result makes blower run well, and drops
A possibility that low air-conditioning is shut down, improves system reliability.
The technical solution of the fourth aspect of the present invention proposes a kind of computer readable storage medium, is stored thereon with calculating
Machine program realizes rotation speed of fan control method when computer program is executed by processor.
In the technical scheme, processor realizes that rotation speed of fan control method as described above is needed through computer journey
Sequence, this computer program need to be stored in computer-readable medium.This computer-readable medium ensure that calculating
Machine program can be executed by processor, to accurately identify to whether blower is interfered, and accurate judgement judges blower
The interference source being subject to is from internal or outside, and controlling rotation speed of fan by judging result makes blower run well, and reduces
A possibility that air-conditioning is shut down, improves system reliability.
The technical solution of the fifth aspect of the present invention proposes a kind of air-conditioning, comprising: the rotation speed of fan of any one controls system
System.
In the technical scheme, the air-conditioning including any of the above-described rotation speed of fan control system, can to blower whether by
It is accurately identified to interference, and accurate judgement judges that the interference source that blower is subject to comes from internal or outside, and passes through judgement
As a result control rotation speed of fan makes blower run well, and reduces a possibility that air-conditioning is shut down, improves system reliability.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 shows the flow diagram of rotation speed of fan control method according to an embodiment of the invention；
Fig. 2 shows the flow diagrams of the rotation speed of fan control method of still another embodiment in accordance with the present invention；
Fig. 3 shows the schematic diagram of rotation speed of fan control system according to an embodiment of the invention；
Fig. 4 shows the schematic diagram of interference determination unit according to an embodiment of the invention；
Fig. 5 shows the first reading unit schematic diagram according to an embodiment of the invention；
Fig. 6 shows the schematic diagram of the rotation speed of fan control system of still another embodiment in accordance with the present invention；
Fig. 7 shows the schematic diagram of computer equipment according to an embodiment of the invention；
Fig. 8 shows the schematic diagram of air-conditioning according to an embodiment of the invention.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Fig. 1 shows the flow diagram of rotation speed of fan control method according to an embodiment of the invention.
As shown in Figure 1, rotation speed of fan control method includes:
Step S102, determines whether blower feedback signal is interfered；
Step S104 is if the determination result is YES then controlled blower and is run with current rotary speed instruction, close the compression of air-conditioning
Machine frequency converter；
Step S106, the blower feedback letter after close compressor frequency converter, when determining with current rotary speed instruction operation
Number whether it is interfered；
Step S108, if judging result is no, it is determined that the actual speed of blower updates in revolution counter according to actual speed
Tachometer value.
In this embodiment, it by determining whether blower feedback signal is interfered, further takes measures to resist for blower
Interference provides foundation；If it is judged that be it is yes, illustrate that blower feedback signal is interfered at this time, then controls blower with current
Rotary speed instruction operation, closes the compressor variable frequency device of air-conditioning, realizes when detecting that feedback signal is interfered, by strong jamming
Source compressor is closed, further to judge that the interference that feedback signal is subject to provides foundation from internal or outside；It is pressed closing
After contracting machine frequency converter, whether blower feedback signal when determining with current rotary speed instruction operation is interfered, and it is accurate to realize
Judge whether feedback signal is interference by compressor variable frequency device；If it is judged that be it is no, illustrate to feedback signal generate
Strongly disturbing is compressor variable frequency device, it is determined that the actual speed of blower updates the tachometer value in revolution counter according to actual speed,
It realizes after interference disappears, control blower runs well.
In addition, the rotation speed of fan control method in above-described embodiment provided by the invention can also have following supplementary technology
Feature:
Specific embodiment one:
In above-described embodiment, it is preferable that determine whether blower feedback signal is interfered, specifically include: determining that interference is posted
The value of storage；If the value for interfering register is not 0, the value for corresponding to the emergency register of blower feedback signal is read；If answering
The value of anxious register is 0, then the counter of statistics number is read again after preset time from adding one corresponding to blower feedback letter
Number emergency register value, until counter value be preset times after, determine that blower feedback signal is interfered；If emergency
The value of register is not 0, then controls blower with the tachometer value operation in preset revolution counter, the value for register of meeting an urgent need is adjusted to
1, wherein the initial value of the counter is 0.
In this embodiment, the value of register is interfered by determining, it can be determined that whether blower feedback signal is interfered；
If the value for interfering register is not 0, illustrate that blower feedback signal is interfered, then reads and correspond to answering for blower feedback signal
The value of anxious register, realizes whether accurate judgement feedback signal is interfered, and reduces error；If the value for register of meeting an urgent need is 0,
Illustrate not needing starting emergency measure control rotation speed of fan at this time, needs the interference being subject to blower feedback signal to judge several more
It is secondary, a possibility that emergency flight control is frequently executed to blower when blower is interfered once in a while is reduced, energy consumption is reduced, then counts
The counter of number is realized and is counted to the interference number that blower feedback signal is subject to, after preset time again from adding one
The secondary value for reading the emergency register corresponding to blower feedback signal determines blower after the value of counter is preset times
Feedback signal receives strong jamming, realizes the repeated detection being interfered to blower feedback signal, reduces the possibility of erroneous judgement
Property；If the value for register of meeting an urgent need is not 0, illustrate that blower feedback signal has been actually subjected to strong jamming, then controls blower with default
Revolution counter in tachometer value operation, realize and meet an urgent need after detecting that blower feedback signal is interfered to rotation speed of fan
Control reduces a possibility that mistake is shut down, improves system stability, the user experience is improved；By the value for register of meeting an urgent need
It is adjusted to 1, provides foundation to continue to judge whether interference source always exists.
Specifically, when air-conditioning draught fan is run, determine whether the value R of interference register is 0, if it is not being 0, read
The value Z of the emergency register of corresponding blower feedback signal1If the value for register of meeting an urgent need is 0, statistical number device numerical value T1From adding
One, statistical counter initial value is 0, sets a natural number according to actual needs as counter number threshold value, such as 3, works as system
Count counter values T1When more than or equal to 3, controls blower and run with current rotary speed instruction, close the compressor variable frequency of air-conditioning
Device, close compressor frequency converter need T2Time, in T2After time, statistical counter numerical value T1It resets, controls blower to work as forward
Speed instruction operation, continues to acquire blower feedback signal and judges whether feedback signal is interfered.
Preferably, the T that close compressor frequency converter needs2Time needs to determine by actual measurement.
Fig. 2 shows the flow diagrams of the rotation speed of fan control method of still another embodiment in accordance with the present invention.
As shown in Fig. 2, rotation speed of fan control method includes:
Step S202, determines whether blower feedback signal is interfered；
Step S204 is if the determination result is YES then controlled blower and is run with current rotary speed instruction, close the compression of air-conditioning
Machine frequency converter；
Step S206, the blower feedback letter after close compressor frequency converter, when determining with current rotary speed instruction operation
Number whether it is interfered；
Step S208 opens compressor if blower feedback signal when with current rotary speed instruction operation is interfered
Frequency converter.
In this embodiment, it by determining whether blower feedback signal is interfered, further takes measures to resist for blower
Interference provides foundation；If it is judged that be it is yes, illustrate that blower feedback signal is interfered at this time, then controls blower with current
Rotary speed instruction operation, closes the compressor variable frequency device of air-conditioning, realizes when detecting that feedback signal is interfered, by strong jamming
Source compressor is closed, further to judge that the interference that feedback signal is subject to provides foundation from internal or outside；It is pressed closing
After contracting machine frequency converter, whether blower feedback signal when determining with current rotary speed instruction operation is interfered, and it is accurate to realize
Judge whether feedback signal is interference by compressor variable frequency device；If when detecting with rotary speed instruction adjusted operation
Blower feedback signal is interfered, and illustrates that generating strongly disturbing to blower is not compressor variable frequency device, then opens compressor variable frequency
Device is realized to interference source from internal or external accurate judgement, and after excluding internal interference, and control air-conditioning is normally transported
Turn, improves system reliability.
Fig. 3 shows the schematic diagram of rotation speed of fan control system according to an embodiment of the invention.
As shown in figure 3, rotation speed of fan control system 100, comprising:
Determination unit 102 is interfered, for determining whether blower feedback signal is interfered；
Closing unit 104 is turned for when the judging result for interfering determination unit to determine, which is, is, controlling blower with current
Speed instruction operation, closes the compressor variable frequency device of air-conditioning；
Troubleshooting unit 106, when for after close compressor frequency converter, determining with current rotary speed instruction operation
Whether blower feedback signal is interfered；
Revolving speed adjustment unit 108 determines the reality of blower when the judging result for determining in troubleshooting unit is no
Revolving speed updates the tachometer value in revolution counter according to actual speed.
In this embodiment, it by interfering determination unit 102, determines whether blower feedback signal is interfered, is blower
Further take measures anti-interference offer foundation；If it is judged that be it is yes, illustrate that blower feedback signal is interfered at this time, lead to
Closing unit 104 is crossed, blower is controlled and is run with current rotary speed instruction, close the compressor variable frequency device of air-conditioning, realize and examining
When measuring feedback signal and being interfered, strong interferers compressor is closed, further judge interference that feedback signal is subject to
From internal or external offer foundation；By troubleshooting unit 106, after close compressor frequency converter, determine with current
Whether blower feedback signal when rotary speed instruction is run is interfered, and realizes whether accurate judgement feedback signal is to be compressed
The interference of machine frequency converter；If it is judged that be it is no, illustrate to feedback signal generate it is strongly disturbing be compressor variable frequency device, pass through
Revolving speed adjustment unit 108 determines the actual speed of blower, updates the tachometer value in revolution counter according to actual speed, realizes
After interference disappears, control blower runs well.
Fig. 4 shows the schematic diagram of interference determination unit according to an embodiment of the invention.
As shown in figure 4, interference determination unit 202, comprising:
First reading unit 2022, for determining the value of interference register；
Second reading unit 2024 is not 0 for the value in interference register, then reads and correspond to blower feedback signal
The value of emergency register；
Count judging unit 2026, for when the value for register of meeting an urgent need is 0, the counter of statistics number from plus one,
The value that the emergency register corresponding to blower feedback signal is read again after preset time, until the value of counter is preset times
Afterwards, determine that blower feedback signal is interfered；
First running unit 2028, for controlling blower in preset revolution counter when the value for register of meeting an urgent need is not 0
Tachometer value operation, the value for register of meeting an urgent need is adjusted to 1, wherein the initial value of counter be 0.
In this embodiment, by the first reading unit 2022, the value of interference register is determined, it can be determined that blower feedback
Whether signal is interfered；If the value for interfering register is not 0, illustrate that blower feedback signal is interfered, is read by second
Take unit 2024, read the value for corresponding to the emergency register of blower feedback signal, realize accurate judgement feedback signal whether by
To interference, error is reduced；If the value for register of meeting an urgent need is 0, illustrate not needing starting emergency measure control rotation speed of fan at this time,
The interference for needing to be subject to blower feedback signal judges several times, to reduce and frequently hold blower when blower is interfered once in a while more
A possibility that row emergency flight control, reduces energy consumption, then the counter of statistics number is from adding one, by counting judging unit 2026,
It realizes and the interference number that blower feedback signal is subject to is counted, read again after preset time and fed back corresponding to blower
The value of the emergency register of signal determines that blower feedback signal receives strong jamming after the value of counter is preset times,
A possibility that realizing the repeated detection being interfered to blower feedback signal, reducing erroneous judgement；If the value for register of meeting an urgent need
It is not 0, illustrates that blower feedback signal has been actually subjected to strong jamming, by the first running unit 2028, controls blower with preset
Tachometer value operation in revolution counter, realizes and carries out emergency control to rotation speed of fan after detecting that blower feedback signal is interfered
System reduces a possibility that mistake is shut down, improves system stability, the user experience is improved；By the value tune for register of meeting an urgent need
Whole is 1, provides foundation to continue to judge whether interference source always exists.
Fig. 5 shows the first reading unit schematic diagram according to an embodiment of the invention.
As shown in figure 5, the first reading unit 3022, comprising:
Status determining unit 30222 determines corresponding fortune according to relative speed variation for determining the relative speed variation of motor
Row state；
Number of signals detection unit 30224, for detecting the feedback signal in operating status in motor operation course
Quantity；
Assignment unit 30226 is interfered, for interfering register in quantity amount threshold corresponding greater than operating status
Value is not 0, and otherwise, interfering the value of register is 0.
In this embodiment, the relative speed variation that motor is detected by status determining unit 30222, according to relative speed variation
It determines the current operating status of motor, is the premise of the corresponding amount threshold of determining operating status；In motor operation course, lead to
Number of signals detection unit 30224 is crossed, the quantity of the feedback signal in operating status, quantity corresponding with operating status are detected
Threshold value is compared, and motor can be recognized accurately with the presence or absence of interference, if quantity is greater than the corresponding quantity threshold of operating status
Value illustrates that motor has interference at this time, by interfering assignment unit 30226, the value for interfering register is adjusted to not to be 0；Such as
Fruit quantity is less than or equal to the corresponding amount threshold of operating status, illustrates that motor is not interfered at this time, interferes assignment list at this time
Member is not adjusted the value of interference register, and interfering the value of register is 0, realizes the knowledge to motor by High-frequency Interference
Not, foundation is provided to be further anti-interference, reduces master control and collect a possibility that error signal causes air-conditioning mistake to be shut down, mentions
System stability is risen.
Fig. 6 shows the schematic diagram of the rotation speed of fan control system of still another embodiment in accordance with the present invention.
As shown in fig. 6, rotation speed of fan control system 400, comprising:
Determination unit 402 is interfered, for determining whether blower feedback signal is interfered；
Closing unit 404 is turned for when the judging result for interfering determination unit to determine, which is, is, controlling blower with current
Speed instruction operation, closes the compressor variable frequency device of air-conditioning；
Troubleshooting unit 406, when for after close compressor frequency converter, determining with current rotary speed instruction operation
Whether blower feedback signal is interfered；
Revolving speed adjustment unit 408 determines the reality of blower when the judging result for determining in troubleshooting unit is no
Revolving speed updates the tachometer value in revolution counter according to actual speed.
Second running unit 410, for interfere register value be 0 when, with according to the blower feedback signal control
The revolving speed of the blower.
In this embodiment, it by interfering determination unit 402, determines whether blower feedback signal is interfered, is blower
Further take measures anti-interference offer foundation；If it is judged that be it is yes, illustrate that blower feedback signal is interfered at this time, lead to
Closing unit 404 is crossed, blower is controlled and is run with current rotary speed instruction, close the compressor variable frequency device of air-conditioning, realize and examining
When measuring feedback signal and being interfered, strong interferers compressor is closed, further judge interference that feedback signal is subject to
From internal or external offer foundation；By troubleshooting unit 406, after close compressor frequency converter, determine with current
Whether blower feedback signal when rotary speed instruction is run is interfered, and realizes whether accurate judgement feedback signal is to be compressed
The interference of machine frequency converter；If it is judged that be it is no, illustrate to feedback signal generate it is strongly disturbing be compressor variable frequency device, pass through
Revolving speed adjustment unit 408 determines the actual speed of blower, updates the tachometer value in revolution counter according to actual speed, realizes
After interference disappears, control blower runs well.If interfering the value of register is 0, illustrate blower feedback signal not by dry
Disturb, at this time by the second running unit 410, the revolving speed of blower controlled according to blower feedback signal, improve system reliability and
Stability, the user experience is improved.
Fig. 7 shows the schematic diagram of computer equipment according to an embodiment of the invention.
As shown in fig. 7, computer equipment 1 includes:
Memory 12, memory 12 is for storing computer program；
Processor 14, processor 14 is for executing the computer program stored in memory；
Processor 14 executes following steps when executing computer program:
Determine whether blower feedback signal is interfered；If the determination result is YES, then blower is controlled to refer to current revolving speed
Operation is enabled, the compressor variable frequency device of air-conditioning is closed；After close compressor frequency converter, when determining with current rotary speed instruction operation
Blower feedback signal whether be interfered；If judging result is no, it is determined that the actual speed of blower, more according to actual speed
Tachometer value in new revolution counter.
In this embodiment, the computer program for executing the rotation speed of fan control method of any of the above-described is stored in memory
On 12, when processor 14 executes computer program, it can be accurately identified to whether blower is interfered, and accurate judgement is sentenced
The interference source that disconnected blower is subject to is from internal or outside, and controlling rotation speed of fan by judging result makes blower run well,
A possibility that air-conditioning is shut down is reduced, system reliability is improved.
Fig. 8 shows the schematic diagram of air-conditioning according to an embodiment of the invention.
As shown in figure 8, air-conditioning 800 includes:
Rotation speed of fan control system 802 for judging whether blower is interfered, and excludes itself interference, root
It is judged that result adjustment rotation speed of fan makes blower run well.
In this embodiment, the air-conditioning including any of the above-described rotation speed of fan control system, can to blower whether by
Interference is accurately identified, and accurate judgement judges that the interference source that blower is subject to comes from internal or outside, and is tied by judgement
Fruit control rotation speed of fan makes blower run well, and reduces a possibility that air-conditioning is shut down, improves system reliability.
The technical scheme of the present invention has been explained in detail above with reference to the attached drawings, a kind of rotation speed of fan control method, rotation speed of fan
Control system and air-conditioning realize the identification being interfered to feedback signal, and accurate judgement according to the technical solution of the present invention
Judge that the interference source that blower is subject to comes from internal or outside, controlling rotation speed of fan by judging result makes blower run well,
A possibility that air-conditioning is shut down is reduced, the user experience is improved.
In the present invention, term " first ", " second ", " third " are only used for the purpose of description, and should not be understood as indicating
Or imply relative importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " installation ",
The terms such as " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, being also possible to can
Dismantling connection, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In description of the invention, it is to be understood that the instructions such as term " on ", "lower", "left", "right", "front", "rear"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplification is retouched
It states, rather than the device or unit of indication or suggestion meaning must have specific direction, be constructed and operated in a specific orientation,
It is thus impossible to be interpreted as limitation of the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (13)
1. a kind of rotation speed of fan control method is used for air-conditioning characterized by comprising
Determine whether blower feedback signal is interfered；
If the determination result is YES, then it controls blower to run with current rotary speed instruction, closes the compressor variable frequency device of air-conditioning；
After closing the compressor variable frequency device, whether blower feedback signal when determination is run with the current rotary speed instruction
It is interfered；
If the judging result whether the blower feedback signal when determination is run with the current rotary speed instruction is interfered
It is no, it is determined that the actual speed of the blower updates the tachometer value in revolution counter according to the actual speed.
2. rotation speed of fan control method according to claim 1, which is characterized in that whether the determining blower feedback signal
It is interfered, specifically includes:
Determine the value of interference register；
If the value of the interference register is not 0, the value for corresponding to the emergency register of blower feedback signal is read；
If the value of the emergency register is 0, the counter of statistics number reads again correspondence from adding one after preset time
The wind is determined after the value of the counter is preset times in the value of the emergency register of the blower feedback signal
Machine feedback signal is interfered；
If the value of the emergency register is not 0, blower is controlled with the tachometer value operation in preset revolution counter, is answered by described in
The value of anxious register is adjusted to 1,
Wherein, the initial value of the counter is 0.
3. rotation speed of fan control method according to claim 2, which is characterized in that the value tool of the determining interference register
Body includes:
The relative speed variation for determining motor determines corresponding operating status according to the relative speed variation；
In the motor operation course, the quantity of the feedback signal in operating status is detected；
If the quantity is greater than the corresponding amount threshold of the operating status, the value of the interference register is not 0, otherwise,
The value of the interference register is 0.
4. rotation speed of fan control method according to claim 3, which is characterized in that if the value of the interference register is 0,
Then to control the revolving speed of the blower according to the blower feedback signal.
5. rotation speed of fan control method according to any one of claim 1 to 4, which is characterized in that further include:
If blower feedback signal when running with the current rotary speed instruction is interfered, the compressor variable frequency is opened
Device.
6. a kind of rotation speed of fan control system is used for air-conditioning characterized by comprising
Determination unit is interfered, for determining whether blower feedback signal is interfered；
Closing unit controls blower when the judging result for determining in the interference determination unit is to be with current revolving speed
Instruction operation, closes the compressor variable frequency device of air-conditioning；
Troubleshooting unit, when being run for determining after closing the compressor variable frequency device with the current rotary speed instruction
Blower feedback signal whether be interfered；
Revolving speed adjustment unit determines the reality of the blower when judging result for determining in the troubleshooting unit is no
Border revolving speed updates the tachometer value in revolution counter according to the actual speed.
7. rotation speed of fan control system according to claim 6, which is characterized in that the interference determination unit is specifically wrapped
It includes:
First reading unit, for determining the value of interference register；
Second reading unit is not 0 for the value in the interference register, then reads the emergency for corresponding to blower feedback signal
The value of register；
Judging unit is counted, for when the value of the emergency register is 0, the counter of statistics number to be from adding one, default
The value that the emergency register corresponding to the blower feedback signal is read again after time, until the value of the counter is default
After number, determine that the blower feedback signal is interfered；
First running unit, for controlling blower to turn in preset revolution counter when the value of the emergency register is not 0
The value of the emergency register is adjusted to 1 by speed value operation,
Wherein, the initial value of the counter is 0.
8. rotation speed of fan control system according to claim 7, which is characterized in that first reading unit is specifically wrapped
It includes:
Status determining unit determines corresponding operation shape according to the relative speed variation for determining the relative speed variation of motor
State；
Number of signals detection unit, for detecting the number of the feedback signal in operating status in the motor operation course
Amount；
Assignment unit is interfered, in quantity amount threshold corresponding greater than the operating status, the interference to be deposited
The value of device is not 0, and otherwise, the value of the interference register is 0.
9. rotation speed of fan control system according to claim 8, which is characterized in that further include:
Second running unit, for it is described interference register value be 0 when, with according to the blower feedback signal control described in
The revolving speed of blower.
10. rotation speed of fan control system according to any one of claims 6 to 9, which is characterized in that further include:
Opening unit opens institute when being interfered for the blower feedback signal when running with the current rotary speed instruction
State compressor variable frequency device.
11. a kind of computer equipment, including memory, processor and it is stored on the memory and can be on the processor
The computer program of operation, which is characterized in that the processor executes such as claim 1 to 5 when executing the computer program
Any one of described in rotation speed of fan control method.
12. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The rotation speed of fan control method as described in any one of claims 1 to 5 is realized when being executed by processor.
13. a kind of air-conditioning characterized by comprising rotation speed of fan control system described in any one of claim 6 to 10.
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| CN108832852B (en) * | 2018-06-21 | 2021-11-23 | 广东美的环境电器制造有限公司 | Interference control method, device, purifying equipment and computer readable storage medium |
| CN108906836B (en) * | 2018-06-29 | 2021-05-18 | 山东皓隆环境科技有限公司 | Air volume matching collection processing method for waste gas with multiple discharge points |
| CN110427526A (en) * | 2019-07-26 | 2019-11-08 | 珠海格力电器股份有限公司 | Unit and its control method, device, equipment, electrical equipment and storage medium |
| CN115264747A (en) * | 2022-07-21 | 2022-11-01 | 珠海格力电器股份有限公司 | Non-communication air conditioning unit control method and device and non-communication air conditioning unit |
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