CN104765002B - The method and apparatus of air conditioner chamber's inner blower motor speed influence factor self-inspection - Google Patents
The method and apparatus of air conditioner chamber's inner blower motor speed influence factor self-inspection Download PDFInfo
- Publication number
- CN104765002B CN104765002B CN201410005506.1A CN201410005506A CN104765002B CN 104765002 B CN104765002 B CN 104765002B CN 201410005506 A CN201410005506 A CN 201410005506A CN 104765002 B CN104765002 B CN 104765002B
- Authority
- CN
- China
- Prior art keywords
- blower motor
- speed
- air conditioner
- electric capacity
- capacitance fade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of method of air conditioner chamber's inner blower motor speed influence factor self-inspection, including:The operating voltage of detection blower fan motor and the actual speed V of blower motor;As V >=VmaxWhen, determine that blower motor is in dust-full state, export the prompt message of dust removal process, VmaxElectric capacity for blower motor is undamped and the corresponding maximum (top) speed of voltage range where operating voltage when being in dust-full state;As V≤Vmin' when, determine that the capacitance fade value of blower motor is more than decay maximum, the prompt message of electric capacity, wherein V are changed in outputmin' it is equal to decay maximum and the corresponding minimum speed of voltage range where operating voltage during in dustless state for the capacitance fade value of blower motor.The invention also discloses a kind of device of air conditioner chamber's inner blower motor speed influence factor self-inspection.The present invention can quickly judge to influence the factor of blower motor rotating speed, and point out related personnel in time, be conducive to quickly excluding influence factor, improve air conditioner stability.
Description
Technical field
The present invention relates to air conditioner technical field, air conditioner chamber's inner blower motor speed influence factor is related specifically to certainly
The method and apparatus of inspection.
Background technology
The characteristics of motor in air conditioner uses capacitance operation asynchronous machine, capacitance operation asynchronous machine mostly is certain
Voltage under, alternating current generator is with the load of identical wind wheel, heat exchanger and during fuselage, and motor stabilizing leads in a range of speeds
Often referred to as rated speed.But, air conditioner after longtime running, would generally on the heat exchanger and inlet air filter screen of air conditioner
Gather dust and fine particle or floccule, when these impurities accumulations reach to a certain degree, the intake of air conditioner is reduced, right
For motor, the load of motor reduces, and rotation speed of fan will be raised.More overflow in addition, the life cycle of air conditioner is one
Long process, blower fan electric capacity is after longtime running, and capacitance will have certain decay, particularly the stepless-adjustment in chop control
In the air conditioner of fast mode, capacitance fade is particularly evident, after the capacitance fade amount for running motor reaches to a certain degree, blower fan electricity
The actual speed of machine will decline obvious.Therefore, capacitance fade and laying dust can all cause very big shadow to the rotation speed of fan of air conditioner
Ring, actual running speed and rated speed is there is difference, directly influence the cooling and warming ability of air conditioner, and then to air-conditioning
The stability of device causes large effect.
The content of the invention
The main object of the present invention for provide a kind of method of air conditioner chamber's inner blower motor speed influence factor self-inspection and
Device, can judge the influence factor of rotation speed of fan, and the factor of influence blower motor rotating speed is excluded in time, improve air conditioner
Stability.
To achieve the above object, the present invention proposes a kind of side of air conditioner chamber's inner blower motor speed influence factor self-inspection
Method, including step:
The operating voltage of detection blower fan motor and the actual speed V of blower motor;
As V >=VmaxWhen, determine that the blower motor is in dust-full state, export the prompt message of dust removal process, wherein
VmaxElectric capacity for the blower motor is undamped and voltage range where the operating voltage is corresponding most during in dust-full state
Big rotating speed;
As V≤Vmin' when, determine that the capacitance fade value of the blower motor is more than decay maximum, electric capacity is changed in output
Prompt message, wherein Vmin' for the blower motor capacitance fade value be equal to decay maximum and in dustless state when described in
The corresponding minimum speed of voltage range where operating voltage.
Preferably, it is described to work as V≤Vmin' when, determine that the capacitance fade value of the blower motor is more than decay maximum, it is defeated
The step of prompt message for going out to change electric capacity, specifically includes:
As V≤Vmin' when, export the prompt message of dust removal process;
After dust removal process is completed, the actual speed V ' of the blower motor is detected again;
Work as V '≤Vmin' when, determine that the capacitance fade value of the blower motor is more than decay maximum, electric capacity is changed in output
Prompt message.
Preferably, it is described complete dust removal process after, the step of actual speed V ' of the blower motor is detected again it
Also include afterwards:
Work as V ' > Vmin' when, according to the actual speed V ' detected again, determine the capacitance fade value of the blower motor;
When the capacitance fade value of the blower motor is more than drop threshold, the prompt message of electric capacity is changed in output, wherein,
The drop threshold is less than or equal to the decay maximum.
Preferably, also wrapped after the step of actual speed V of the operating voltage of the detection blower fan motor and blower motor
Include:
Work as Vmin' < V < VmaxWhen, export the prompt message of dust removal process;
After dust removal process is completed, the actual speed V ' of the blower motor is detected again;
According to the actual speed V ' detected again, the capacitance fade value of the blower motor is determined;
When the capacitance fade value of the blower motor is more than drop threshold, the prompt message of electric capacity is changed in output, wherein,
The drop threshold is less than or equal to the decay maximum.
Preferably, the capacitance fade value of the blower motor is determined using below equation:
Capacitance fade value=default decay peak ×(|Vmin- V ' |)/(|Vmin- Vmin’|), wherein, VminFor institute
State blower motor electric capacity is undamped and the corresponding minimum speed of voltage range where operating voltage during in dustless state.
The invention also discloses a kind of device of air conditioner chamber's inner blower motor speed influence factor self-inspection, including:
Detection module, operating voltage and the actual speed V of blower motor for detection blower fan motor;
Determining module, for as V >=VmaxWhen, determine that the blower motor is in dust-full state, wherein VmaxFor the wind
The electric capacity of electromechanical machine is undamped and is in the corresponding maximum (top) speed of voltage range where operating voltage during dust-full state;Work as V
≤Vmin' when, determine that the capacitance fade value of the blower motor is more than decay maximum, wherein Vmin' it is the blower motor
Capacitance fade value, which is equal to decay maximum and is in the corresponding minimum of voltage range where operating voltage during dustless state, to be turned
Speed;
Reminding module, for when the blower motor is in dust-full state, exporting the prompt message of dust removal process;Work as institute
When the capacitance fade value for stating blower motor is more than decay maximum, the prompt message of electric capacity is changed in output.
Preferably, the reminding module is additionally operable to, as V≤Vmin' when, export the prompt message of dust removal process;
The detection module is additionally operable to, and after dust removal process is completed, the actual speed V ' of the blower motor is detected again;
The determining module is additionally operable to, and works as V '≤Vmin' when, determine that the capacitance fade value of the blower motor is more than decay
Maximum.
Preferably, the device of air conditioner chamber's inner blower motor speed influence factor self-inspection, in addition to computing module, is used
In working as V ' > Vmin' when, according to the actual speed V ' detected again, determine the capacitance fade value of the blower motor;
The reminding module is additionally operable to, and when the capacitance fade value of the blower motor is more than drop threshold, output is changed
The prompt message of electric capacity, wherein, the drop threshold is less than or equal to the decay maximum.
Preferably, the device of air conditioner chamber's inner blower motor speed influence factor self-inspection, in addition to computing module;
The reminding module is additionally operable to, and works as Vmin' < V < VmaxWhen, export the prompt message of dust removal process;
The detection module is additionally operable to, and after dust removal process is completed, the actual speed V ' of the blower motor is detected again;
The computing module is used for, and according to the actual speed V ' detected again, determines the capacitance fade of the blower motor
Value;
The reminding module is additionally operable to, and when the capacitance fade value of the blower motor is more than drop threshold, output is changed
The prompt message of electric capacity, wherein, the drop threshold is less than or equal to the decay maximum.
Preferably, the computing module determines the capacitance fade value of the blower motor using below equation:
Capacitance fade value=default decay peak ×(|Vmin- V ' |)/(|Vmin- Vmin’|), wherein, VminFor institute
State blower motor electric capacity is undamped and the corresponding minimum speed of voltage range where operating voltage during in dustless state.
The present invention is by actually measured blower motor rotating speed and the blower motor running status corresponding table simulated in advance
Data are compared, and quickly judge to influence the factor of blower motor rotating speed, and point out related personnel in time, are conducive to quick row
Except influence factor, air conditioner stability is improved.
Brief description of the drawings
Fig. 1 is the flow of the first embodiment of the method for air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Figure;
Fig. 2 is the flow of the second embodiment of the method for air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Figure;
Fig. 3 is the flow of the 3rd embodiment of the method for air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Figure;
Fig. 4 is the flow of the fourth embodiment of the method for air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Figure;
Fig. 5 is the structure of the first embodiment of the device of air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Schematic diagram;
Fig. 6 is the structure of the second embodiment of the device of air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Schematic diagram.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As shown in figure 1, first realities of the Fig. 1 for the method for air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Apply the flow chart of example.The method for air conditioner chamber's inner blower motor speed influence factor self-inspection that the present embodiment is mentioned, including it is following
Step:
Step S10, the operating voltage of detection blower fan motor and the actual speed V of blower motor;
The hardware of the present embodiment realizes that environment can be for the blower motor rotating speed influence factor inside air conditioner certainly
Checking device, or the directly circuit such as main control unit, detection unit inside air conditioner are constituted, or can be connected with air conditioner
External device (ED).The self-checking unit can be using voltage detecting circuit come the operating voltage of detection blower fan motor, in air conditioner, the work
It can be line voltage to make voltage.,, should when blower motor is run with velocity feedback circuits in capacitance operation asynchronous machine
Velocity feedback circuits can be by the speed feedback signal of blower motor to self-checking unit, and self-checking unit can detection blower fan motor at any time
Actual speed, and then realize the real-time monitoring to motor operation situation.
After operating voltage is obtained, operating voltage place is found from the indoor set running status corresponding table simulated in advance
Exemplified by list item corresponding to voltage range, following table:
In upper table, when electric capacity is undamped and air conditioner is in dustless state, as specified running status, and to decay most
Big value is exemplified by 20%.Assuming that the operating voltage detected is 210 volts, then belong to 212 ± 2.5 volts of voltage ranges, in relatively rotating speed
When, judge to influence the factor of motor speed using the corresponding rotating speed of 212 ± 2.5 volts of voltage ranges.
Step S20, as V >=VmaxWhen, determine that blower motor is in dust-full state, export the prompt message of dust removal process, its
Middle VmaxElectric capacity for blower motor is undamped and voltage range where operating voltage is corresponding maximum turn when being in dust-full state
Speed;
Assuming that actual speed V=1330 rev/min measured, the rotating speed is more than in 212 ± 2.5 volts of voltage ranges, and electric capacity is without declining
Subtract and 1310 ± 10 revs/min of maximum (top) speed when air conditioner is in dust-full state, then illustrate that blower motor is in full dirt state, need
Want timely dedusting.Because during populated with impurity, rotation speed of fan can increase, and electric on the heat exchanger and inlet air filter screen of air conditioner
When holding decay, rotation speed of fan can be reduced, and the rotation speed of fan now measured then illustrates laying dust considerably beyond the maximum (top) speed of simulation
The decay of influence specific capacitance big many of influence, need not temporarily consider capacitance fade.
Step S30, as V≤Vmin' when, determine that the capacitance fade value of blower motor is more than decay maximum, electricity is changed in output
The prompt message of appearance, wherein Vmin' for blower motor capacitance fade value be equal to decay maximum and in dustless state when work
The corresponding minimum speed of voltage range where voltage.
Assuming that actual speed V=1000 rev/min measured, the rotating speed is less than in 212 ± 2.5 volts of voltage ranges, capacitance fade
1210 ± 10 revs/min of minimum speed when value is equal to decay maximum and is in dustless state, then illustrate the electric capacity of blower motor
Attenuation degree is larger, it is necessary to change electric capacity.During due to capacitance fade, rotation speed of fan can be reduced, and in air conditioner populated with impurity
When, rotation speed of fan can increase, and the rotation speed of fan now measured has been far smaller than the minimum speed of simulation, then illustrates capacitance fade
Influence to influence greatly many than laying dust, need not temporarily consider that laying dust influences.
The present embodiment is by actually measured blower motor rotating speed and the blower motor running status corresponding table simulated in advance
Data be compared, quickly judge to influence the factor of blower motor rotating speed, and point out related personnel in time, be conducive to quick
Queueing problem, improves air conditioner stability.In addition, for Vmin' < V < VmaxSituation, the degree of capacitance fade and laying dust can
Can not be it is very serious, can be temporarily without handling.
As shown in Fig. 2 second realities of the Fig. 2 for the method for air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Apply the flow chart of example.The present embodiment is based on embodiment illustrated in fig. 1, and step S30 is specifically included:
Step S31, as V≤Vmin' when, export the prompt message of dust removal process;
The present embodiment considers capacitance fade and laying dust is impacted to rotation speed of fan, as V≤Vmin' when, adopt first
Dust suppression is taken, first allows air conditioner to be in dustless state, then judges whether blower fan electric capacity needs replacing again.Assuming that the reality measured
Border rotating speed V=1200 rev/min, the rotating speed is less than capacitance fade value in 212 ± 2.5 volts of voltage ranges and is equal to decay maximum and place
1210 ± 10 revs/min of minimum speed when dustless state, now, first points out related personnel to carry out dust removal process, to exclude product
The rotating speed problem that dirt factor is caused.
Step S32, after dust removal process is completed, the actual speed V ' of detection blower fan motor again;
After dust removal process is completed, air conditioner is in the rotating speed of dustless state, again detection blower fan motor, for example, now turn
Speed is 1190 revs/min.
Step S33, works as V '≤Vmin' when, determine that the capacitance fade value of blower motor is more than decay maximum, output is changed
The prompt message of electric capacity.
In the rotating speed measured again still less than 1210 ± 10 revs/min of minimum speed, then illustrate that the rotating speed of blower motor is true
In fact influenceed by capacitance fade, and attenuation degree is larger, has been over decay maximum, it is necessary to point out related personnel
Electric capacity is changed in time.
Air conditioner is in the rotating speed measured after dustless state and the blower motor running status simulated in advance by the present embodiment
Whether the data in corresponding table are compared, quickly judge the unsteady phenomena of blower motor rotating speed due to capacitance fade factor
Cause, and prompting related personnel changes electric capacity in time, is conducive to quick queueing problem, improves air conditioner stability.In addition, for
V ' > Vmin' situation, the degree of capacitance fade may not be it is very serious, can be temporarily without handling.
As shown in figure 3, threeth realities of the Fig. 3 for the method for air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Apply the flow chart of example.The present embodiment is also included based on embodiment illustrated in fig. 2 after step S32:
Step S34, works as V ' > Vmin' when, according to the actual speed V ' detected again, determine the capacitance fade of blower motor
Value;
The present embodiment consider under dustless state, V ' > Vmin' when be also possible to may require that the situation for changing electric capacity.Example
Such as, in the indoor set running status corresponding table simulated in advance, the rotating speed that capacitance fade maximum is 20%, but decay are listed
Threshold value setting may be smaller than decay maximum in corresponding table, such as when set drop threshold as 15%, then need replacing electric capacity.
Now need to calculate actual capacitance fade value.The capacitance fade value of blower motor is determined using below equation:Capacitance fade value
=it is default decay peak ×(|Vmin- V ' |)/(|Vmin- Vmin’|), wherein, VminIt is undamped for the electric capacity of blower motor
And the corresponding minimum speed of voltage range where operating voltage during in dustless state, default decay peak is advance simulation
Indoor set running status corresponding table in listed maximum attenuation value.For example, in the above-described embodiments, completing dust removal process
Afterwards, the rotating speed of the blower motor detected again be 1220 revs/min, then capacitance fade value=20% ×(| 1275-1220 |)/(|
1275-1210 |)=16.9%.
Step S35, when the capacitance fade value of blower motor is more than drop threshold, the prompt message of electric capacity is changed in output,
Wherein, drop threshold is less than or equal to decay maximum.
The actual capacitance fade value for calculating acquisition is compared with drop threshold, if capacitance fade value is more than decay maximum
Value, such as above-mentioned drop threshold is 15%, and actual capacitance pad value is 16.9%, then actual capacitance pad value is more than drop threshold,
Prompting related personnel is needed to change electric capacity in time.
The present embodiment judges whether capacitance fade value is more than drop threshold by calculating actual capacitance pad value, to determine
Whether need to change electric capacity, and point out related personnel in time, the rotary speed unstabilization for being conducive to quick exclusion capacitance fade factor to cause
It is fixed, be conducive to improving air conditioner stability.
As shown in figure 4, fourth realities of the Fig. 4 for the method for air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Apply the flow chart of example.The present embodiment is also included based on embodiment illustrated in fig. 1 after step S10:
Step S40, works as Vmin' < V < VmaxWhen, export the prompt message of dust removal process;
The present embodiment is for Vmin' < V < VmaxSituation, dust suppression is taken first, first allow air conditioner be in dustless shape
State, then judges whether blower fan electric capacity needs replacing again.Assuming that actual speed V=1250 rev/min measured, the rotating speed is more than
1210 ± 10 revs/min, and less than 1310 ± 10 revs/min, now, first point out related personnel to carry out dust removal process, to exclude laying dust
The rotating speed problem that factor is caused.
Step S50, after dust removal process is completed, the actual speed V ' of detection blower fan motor again;
After dust removal process is completed, air conditioner is in the rotating speed of dustless state, again detection blower fan motor, for example, now turn
Speed is 1235 revs/min.
Step S60, according to the actual speed V ' detected again, determines the capacitance fade value of blower motor;
, it is necessary to calculate actual capacitance fade value after rotating speed is detected again, capacitance fade value=20% ×(| 1275-
1235|)/(| 1275-1210 |)=12.3%.
Step S70, when the capacitance fade value of blower motor is more than drop threshold, the prompt message of electric capacity is changed in output,
Wherein, drop threshold is less than or equal to decay maximum.
The actual capacitance fade value for calculating acquisition is compared with drop threshold, if capacitance fade value is more than decay maximum
Value, for example, default drop threshold is 10%, actual capacitance pad value is 12.3%, then actual capacitance pad value is more than decay threshold
Value is, it is necessary to point out related personnel to change electric capacity in time.
The present embodiment judges whether capacitance fade value is more than drop threshold by calculating actual capacitance pad value, to determine
Whether need to change electric capacity, and point out related personnel in time, the rotary speed unstabilization for being conducive to quick exclusion capacitance fade factor to cause
It is fixed, be conducive to improving air conditioner stability.In addition, when capacitance fade value is less than or equal to drop threshold, electric capacity declines
Subtract degree be not it is very serious, can be temporarily without handling.
As shown in figure 5, first realities of the Fig. 5 for the device of air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Apply the structural representation of example.The device for air conditioner chamber's inner blower motor speed influence factor self-inspection that the present embodiment is mentioned, including:
Detection module 10, operating voltage and the actual speed V of blower motor for detection blower fan motor;
Determining module 20, for as V >=VmaxWhen, determine that blower motor is in dust-full state, wherein VmaxFor blower motor
Electric capacity is undamped and the corresponding maximum (top) speed of voltage range where operating voltage during in dust-full state;As V≤Vmin' when, really
The capacitance fade value for determining blower motor is more than decay maximum, wherein Vmin' it is equal to decay most for the capacitance fade value of blower motor
The corresponding minimum speed of voltage range where operating voltage when being worth greatly and being in dustless state;
Reminding module 30, for when blower motor is in dust-full state, exporting the prompt message of dust removal process;Work as blower fan
When the capacitance fade value of motor is more than decay maximum, the prompt message of electric capacity is changed in output.
The hardware of the present embodiment realizes that environment can be for the blower motor rotating speed influence factor inside air conditioner certainly
Checking device, or the directly circuit such as main control unit, detection unit inside air conditioner are constituted, or can be connected with air conditioner
External device (ED).The self-checking unit can be using voltage detecting circuit come the operating voltage of detection blower fan motor, in air conditioner, the work
It can be line voltage to make voltage.,, should when blower motor is run with velocity feedback circuits in capacitance operation asynchronous machine
Velocity feedback circuits can be by the speed feedback signal of blower motor to self-checking unit, and self-checking unit can detection blower fan motor at any time
Actual speed, and then realize the real-time monitoring to motor operation situation.
After operating voltage is obtained, operating voltage place is found from the indoor set running status corresponding table simulated in advance
Exemplified by list item corresponding to voltage range, following table:
In upper table, when electric capacity is undamped and air conditioner is in dustless state, as specified running status, and to decay most
Big value is exemplified by 20%.Assuming that the operating voltage detected is 210 volts, then belong to 212 ± 2.5 volts of voltage ranges, in relatively rotating speed
When, judge to influence the factor of motor speed using the corresponding rotating speed of 212 ± 2.5 volts of voltage ranges.
Assuming that actual speed V=1330 rev/min measured, the rotating speed is more than in 212 ± 2.5 volts of voltage ranges, and electric capacity is without declining
Subtract and 1310 ± 10 revs/min of maximum (top) speed when air conditioner is in dust-full state, then illustrate that blower motor is in full dirt state, need
Want timely dedusting.Because during populated with impurity, rotation speed of fan can increase, and electric on the heat exchanger and inlet air filter screen of air conditioner
When holding decay, rotation speed of fan can be reduced, and the rotation speed of fan now measured then illustrates laying dust considerably beyond the maximum (top) speed of simulation
The decay of influence specific capacitance big many of influence, need not temporarily consider capacitance fade.
Assuming that actual speed V=1000 rev/min measured, the rotating speed is less than in 212 ± 2.5 volts of voltage ranges, capacitance fade
1210 ± 10 revs/min of minimum speed when value is equal to decay maximum and is in dustless state, then illustrate the electric capacity of blower motor
Attenuation degree is larger, it is necessary to change electric capacity.During due to capacitance fade, rotation speed of fan can be reduced, and in air conditioner populated with impurity
When, rotation speed of fan can increase, and the rotation speed of fan now measured has been far smaller than the minimum speed of simulation, then illustrates capacitance fade
Influence to influence greatly many than laying dust, need not temporarily consider that laying dust influences.
The present embodiment is by actually measured blower motor rotating speed and the blower motor running status corresponding table simulated in advance
Data be compared, quickly judge to influence the factor of blower motor rotating speed, and point out related personnel in time, be conducive to quick
Queueing problem, improves air conditioner stability.In addition, for Vmin' < V < VmaxSituation, the degree of capacitance fade and laying dust can
Can not be it is very serious, can be temporarily without handling.
Further, reminding module 30 is additionally operable to, as V≤Vmin' when, export the prompt message of dust removal process;
Detection module 10 is additionally operable to, after dust removal process is completed, again the actual speed V ' of detection blower fan motor;
Determining module 20 is additionally operable to, and works as V '≤Vmin' when, determine that the capacitance fade value of blower motor is more than decay maximum.
The present embodiment considers capacitance fade and laying dust is impacted to rotation speed of fan, as V≤Vmin' when, adopt first
Dust suppression is taken, first allows air conditioner to be in dustless state, then judges whether blower fan electric capacity needs replacing again.Assuming that the reality measured
Border rotating speed V=1200 rev/min, the rotating speed is less than capacitance fade value in 212 ± 2.5 volts of voltage ranges and is equal to decay maximum and place
1210 ± 10 revs/min of minimum speed when dustless state, now, first points out related personnel to carry out dust removal process, to exclude product
The rotating speed problem that dirt factor is caused.
After dust removal process is completed, air conditioner is in the rotating speed of dustless state, again detection blower fan motor, for example, now turn
Speed is 1190 revs/min.In the rotating speed measured again still less than 1210 ± 10 revs/min of minimum speed, then illustrate blower motor
Rotating speed is strictly to be influenceed by capacitance fade, and attenuation degree is larger, has been over decay maximum, it is necessary to point out phase
Pass personnel change electric capacity in time.
Air conditioner is in the rotating speed measured after dustless state and the blower motor running status simulated in advance by the present embodiment
Whether the data in corresponding table are compared, quickly judge the unsteady phenomena of blower motor rotating speed due to capacitance fade factor
Cause, and prompting related personnel changes electric capacity in time, is conducive to quick queueing problem, improves air conditioner stability.In addition, for
V ' > Vmin' situation, the degree of capacitance fade may not be it is very serious, can be temporarily without handling.
As shown in fig. 6, second realities of the Fig. 6 for the device of air conditioner chamber's inner blower motor speed influence factor self-inspection of the present invention
Apply the structural representation of example.The present embodiment adds computing module 40 on the basis of embodiment illustrated in fig. 5, wherein:
Computing module 40 is used for, and works as V ' > Vmin' when, according to the actual speed V ' detected again, determine the electricity of blower motor
Hold pad value;
Reminding module 30 is additionally operable to, and when the capacitance fade value of blower motor is more than drop threshold, electric capacity is changed in output
Prompt message, wherein, drop threshold is less than or equal to decay maximum.
The present embodiment consider under dustless state, V ' > Vmin' when be also possible to may require that the situation for changing electric capacity.Example
Such as, in the indoor set running status corresponding table simulated in advance, the rotating speed that capacitance fade maximum is 20%, but decay are listed
Threshold value setting may be smaller than decay maximum in corresponding table, such as when set drop threshold as 15%, then need replacing electric capacity.
Now need to calculate actual capacitance fade value.The capacitance fade value of blower motor is determined using below equation:Capacitance fade value
=it is default decay peak ×(|Vmin- V ' |)/(|Vmin- Vmin’|), wherein, VminIt is undamped for the electric capacity of blower motor
And the corresponding minimum speed of voltage range where operating voltage during in dustless state, default decay peak is advance simulation
Indoor set running status corresponding table in listed maximum attenuation value.For example, in the above-described embodiments, completing dust removal process
Afterwards, the rotating speed of the blower motor detected again be 1220 revs/min, then capacitance fade value=20% ×(| 1275-1220 |)/(|
1275-1210 |)=16.9%.The actual capacitance fade value for calculating acquisition is compared with drop threshold, if capacitance fade value
More than decay maximum, such as above-mentioned drop threshold is 15%, and actual capacitance pad value is 16.9%, then actual capacitance pad value is big
In drop threshold, it is necessary to point out related personnel to change electric capacity in time.
The present embodiment judges whether capacitance fade value is more than drop threshold by calculating actual capacitance pad value, to determine
Whether need to change electric capacity, and point out related personnel in time, the rotary speed unstabilization for being conducive to quick exclusion capacitance fade factor to cause
It is fixed, be conducive to improving air conditioner stability.
Further, reminding module 30 is additionally operable to, and works as Vmin' < V < VmaxWhen, export the prompt message of dust removal process;
Detection module 10 is additionally operable to, after dust removal process is completed, again the actual speed V ' of detection blower fan motor;
Computing module 40 is used for, and according to the actual speed V ' detected again, determines the capacitance fade value of blower motor;
Reminding module 30 is additionally operable to, and when the capacitance fade value of blower motor is more than drop threshold, electric capacity is changed in output
Prompt message, wherein, drop threshold is less than or equal to decay maximum.
The present embodiment is for Vmin' < V < VmaxSituation, dust suppression is taken first, first allow air conditioner be in dustless shape
State, then judges whether blower fan electric capacity needs replacing again.Assuming that actual speed V=1250 rev/min measured, the rotating speed is more than
1210 ± 10 revs/min, and less than 1310 ± 10 revs/min, now, first point out related personnel to carry out dust removal process, to exclude laying dust
The rotating speed problem that factor is caused.
After dust removal process is completed, air conditioner is in the rotating speed of dustless state, again detection blower fan motor, for example, now turn
Speed is 1235 revs/min., it is necessary to calculate actual capacitance fade value after rotating speed is detected again, capacitance fade value=20% ×(|
1275-1235 |)/(| 1275-1210 |)=12.3%.The actual capacitance fade value obtained and drop threshold ratio will be calculated
Compared with if capacitance fade value is more than decay maximum, for example, default drop threshold is 10%, actual capacitance pad value is
12.3%, then actual capacitance pad value be more than drop threshold, it is necessary to point out related personnel to change electric capacity in time.
The present embodiment judges whether capacitance fade value is more than drop threshold by calculating actual capacitance pad value, to determine
Whether need to change electric capacity, and point out related personnel in time, the rotary speed unstabilization for being conducive to quick exclusion capacitance fade factor to cause
It is fixed, be conducive to improving air conditioner stability.In addition, when capacitance fade value is less than or equal to drop threshold, electric capacity declines
Subtract degree be not it is very serious, can be temporarily without handling.
The embodiments of the present invention are for illustration only, and the quality of embodiment is not represented.Embodiment party more than
The description of formula, it is required general that those skilled in the art can be understood that above-described embodiment method can add by software
The mode of hardware platform is realized, naturally it is also possible to by hardware, but the former is more preferably embodiment in many cases.It is based on
Such to understand, the part that technical scheme substantially contributes to prior art in other words can be with software product
Form embody, the computer software product is stored in a storage medium(Such as ROM/RAM, magnetic disc, CD)In, including
Some instructions are to cause a station terminal equipment(Can be mobile phone, computer, server or network equipment etc.)Perform this hair
Method described in each bright embodiment.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize
Equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, be included within the scope of the present invention.
Claims (10)
1. a kind of method of air conditioner chamber's inner blower motor speed influence factor self-inspection, it is characterised in that including step:
The operating voltage of detection blower fan motor and the actual speed V of blower motor, from the indoor set running status pair simulated in advance
Answer the list item corresponding to voltage range where the operating voltage is found in table;
As V >=VmaxWhen, determine that the blower motor is in dust-full state, export the prompt message of dust removal process, wherein VmaxFor
The electric capacity of the blower motor is undamped and is in the corresponding maximum turn of voltage range where operating voltage during dust-full state
Speed;
As V≤Vmin' when, determine that the capacitance fade value of the blower motor is more than decay maximum, the prompting of electric capacity is changed in output
Information, wherein Vmin' for the blower motor capacitance fade value be equal to decay maximum and in dustless state when the work
The corresponding minimum speed of voltage range where voltage.
2. the method for air conditioner chamber's inner blower motor speed influence factor self-inspection as claimed in claim 1, it is characterised in that institute
State as V≤Vmin' when, determine that the capacitance fade value of the blower motor is more than decay maximum, the prompting letter of electric capacity is changed in output
The step of breath, specifically includes:
As V≤Vmin' when, export the prompt message of dust removal process;
After dust removal process is completed, the actual speed V ' of the blower motor is detected again;
Work as V '≤Vmin' when, determine that the capacitance fade value of the blower motor is more than decay maximum, carrying for electric capacity is changed in output
Show information.
3. the method for air conditioner chamber's inner blower motor speed influence factor self-inspection as claimed in claim 2, it is characterised in that institute
State after dust removal process is completed, also include after the step of actual speed V ' of the blower motor is detected again:
Work as V ' > Vmin' when, according to the actual speed V ' detected again, determine the capacitance fade value of the blower motor;
When the capacitance fade value of the blower motor is more than drop threshold, the prompt message of electric capacity is changed in output, wherein, it is described
Drop threshold is less than or equal to the decay maximum.
4. the method for air conditioner chamber's inner blower motor speed influence factor self-inspection as claimed in claim 1, it is characterised in that institute
State detection blower fan motor operating voltage and blower motor actual speed V the step of after also include:
Work as Vmin' < V < VmaxWhen, export the prompt message of dust removal process;
After dust removal process is completed, the actual speed V ' of the blower motor is detected again;
According to the actual speed V ' detected again, the capacitance fade value of the blower motor is determined;
When the capacitance fade value of the blower motor is more than drop threshold, the prompt message of electric capacity is changed in output, wherein, it is described
Drop threshold is less than or equal to the decay maximum.
5. the method for air conditioner chamber's inner blower motor speed influence factor self-inspection as described in claim 3 or 4, its feature exists
In the capacitance fade value of the blower motor is determined using below equation:
Capacitance fade value=default decay peak × (| Vmin- V ' |)/(| Vmin- Vmin' |), wherein, VminFor the wind
The electric capacity of electromechanical machine is undamped and is in the corresponding minimum speed of voltage range where operating voltage during dustless state.
6. a kind of device of air conditioner chamber's inner blower motor speed influence factor self-inspection, it is characterised in that including:
Detection module, operating voltage and the actual speed V of blower motor for detection blower fan motor;
Determining module, for as V >=VmaxWhen, determine that the blower motor is in dust-full state, wherein VmaxFor blower fan electricity
The electric capacity of machine is undamped and is in the corresponding maximum (top) speed of voltage range where operating voltage during dust-full state;When V≤
Vmin' when, determine that the capacitance fade value of the blower motor is more than decay maximum, wherein Vmin' be the blower motor electricity
Hold pad value to be equal to decay maximum and be in the corresponding minimum speed of voltage range where operating voltage during dustless state;
Reminding module, for when the blower motor is in dust-full state, exporting the prompt message of dust removal process;When the wind
When the capacitance fade value of electromechanical machine is more than decay maximum, the prompt message of electric capacity is changed in output.
7. the device of air conditioner chamber's inner blower motor speed influence factor self-inspection as claimed in claim 6, it is characterised in that institute
State reminding module to be additionally operable to, as V≤Vmin' when, export the prompt message of dust removal process;
The detection module is additionally operable to, and after dust removal process is completed, the actual speed V ' of the blower motor is detected again;
The determining module is additionally operable to, and works as V '≤Vmin' when, determine that the capacitance fade value of the blower motor is more than decay maximum
Value.
8. the device of air conditioner chamber's inner blower motor speed influence factor self-inspection as claimed in claim 7, it is characterised in that also
Including computing module, for working as V ' > Vmin' when, according to the actual speed V ' detected again, determine the electric capacity of the blower motor
Pad value;
The reminding module is additionally operable to, and when the capacitance fade value of the blower motor is more than drop threshold, electric capacity is changed in output
Prompt message, wherein, the drop threshold be less than or equal to the decay maximum.
9. the device of air conditioner chamber's inner blower motor speed influence factor self-inspection as claimed in claim 6, it is characterised in that also
Including computing module;
The reminding module is additionally operable to, and works as Vmin' < V < VmaxWhen, export the prompt message of dust removal process;
The detection module is additionally operable to, and after dust removal process is completed, the actual speed V ' of the blower motor is detected again;
The computing module is used for, and according to the actual speed V ' detected again, determines the capacitance fade value of the blower motor;
The reminding module is additionally operable to, and when the capacitance fade value of the blower motor is more than drop threshold, electric capacity is changed in output
Prompt message, wherein, the drop threshold be less than or equal to the decay maximum.
10. the device of air conditioner chamber's inner blower motor speed influence factor self-inspection as claimed in claim 8 or 9, its feature exists
In the computing module determines the capacitance fade value of the blower motor using below equation:
Capacitance fade value=default decay peak × (| Vmin- V ' |)/(| Vmin- Vmin' |), wherein, VminFor the wind
The electric capacity of electromechanical machine is undamped and is in the corresponding minimum speed of voltage range where operating voltage during dustless state.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410005506.1A CN104765002B (en) | 2014-01-03 | 2014-01-03 | The method and apparatus of air conditioner chamber's inner blower motor speed influence factor self-inspection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410005506.1A CN104765002B (en) | 2014-01-03 | 2014-01-03 | The method and apparatus of air conditioner chamber's inner blower motor speed influence factor self-inspection |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104765002A CN104765002A (en) | 2015-07-08 |
CN104765002B true CN104765002B (en) | 2017-09-19 |
Family
ID=53646954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410005506.1A Active CN104765002B (en) | 2014-01-03 | 2014-01-03 | The method and apparatus of air conditioner chamber's inner blower motor speed influence factor self-inspection |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104765002B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106091246B (en) * | 2016-06-14 | 2018-09-25 | 顺德职业技术学院 | Air conditioner remote control operation troubles judgment method |
CN109708245A (en) * | 2019-01-04 | 2019-05-03 | 珠海格力电器股份有限公司 | Air-conditioning maintains based reminding method, device, control equipment, medium and assembled air-conditioner |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2572067Y (en) * | 2002-08-23 | 2003-09-10 | 程浩 | Speed regulator for fan |
CN101473526A (en) * | 2005-11-18 | 2009-07-01 | 路创电子公司 | Method and apparatus for quiet fan speed control |
CN101644634A (en) * | 2009-08-25 | 2010-02-10 | 中兴通讯股份有限公司 | Blocking detection method of external circulation air inlet of heat exchanger and system thereof |
CN102124359A (en) * | 2008-08-19 | 2011-07-13 | 罗伯特.博世有限公司 | Electric motor assembly, method for operating an electric motor, and motor control device |
KR20120087088A (en) * | 2011-01-27 | 2012-08-06 | 산요 덴키 가부시키가이샤 | Motor condition inspection method and motor characteristic inspecting device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203069755U (en) * | 2012-12-20 | 2013-07-17 | 徐州鸿润达电动车有限公司 | Differential motor rotation speed detection device |
-
2014
- 2014-01-03 CN CN201410005506.1A patent/CN104765002B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2572067Y (en) * | 2002-08-23 | 2003-09-10 | 程浩 | Speed regulator for fan |
CN101473526A (en) * | 2005-11-18 | 2009-07-01 | 路创电子公司 | Method and apparatus for quiet fan speed control |
CN102124359A (en) * | 2008-08-19 | 2011-07-13 | 罗伯特.博世有限公司 | Electric motor assembly, method for operating an electric motor, and motor control device |
CN101644634A (en) * | 2009-08-25 | 2010-02-10 | 中兴通讯股份有限公司 | Blocking detection method of external circulation air inlet of heat exchanger and system thereof |
KR20120087088A (en) * | 2011-01-27 | 2012-08-06 | 산요 덴키 가부시키가이샤 | Motor condition inspection method and motor characteristic inspecting device |
Also Published As
Publication number | Publication date |
---|---|
CN104765002A (en) | 2015-07-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104315666B (en) | Air-conditioner and its coolant leakage based reminding method | |
Fournier et al. | Current-based detection of mechanical unbalance in an induction machine using spectral kurtosis with reference | |
CN104377951B (en) | power factor correction method and device, air conditioner and electric appliance | |
CN110068100A (en) | Air conditioner filter screen method for detecting cleaning degree, device, electronic equipment and storage medium | |
US11061915B2 (en) | System and method for anomaly characterization based on joint historical and time-series analysis | |
CN104765002B (en) | The method and apparatus of air conditioner chamber's inner blower motor speed influence factor self-inspection | |
CN106909183A (en) | A kind of temprature control method and mobile terminal | |
CN104502525B (en) | Air quality reminding method and device | |
CN105299839A (en) | Filtering net state detecting method and device | |
CN106877844A (en) | A kind of zero cross signal filtering method and device | |
CN110260463A (en) | Dust accumulation detection method, device and the air conditioner of air conditioner | |
CN105262408A (en) | Motor control method and system | |
CN103823181A (en) | Motor assembling unit quality detection system and method | |
CN104697564A (en) | Highly accelerated stress test method of angular displacement sensor | |
CN104201943B (en) | Determination method and device for number of pole pairs | |
CN105227029B (en) | A kind of method and device of the motor temperature detection of compressor | |
WO2018188519A1 (en) | Online detection method for heating energy efficiency ratio and heating capacity of air conditioner | |
CN107769986A (en) | A kind of network performance testing system, extension system and method for testing | |
CN108175332A (en) | Dust catcher dust collection method, dust catcher and computer readable storage medium | |
CN104566770A (en) | Dehumidifier, dehumidifier control method and dehumidifier control device | |
CN109711568A (en) | A kind of household appliance fault handling method, device, equipment and storage medium | |
CN104598139B (en) | A kind of information processing method and electronic equipment | |
CN104566717A (en) | Dehumidifier and terminal equipment | |
CN106782483A (en) | A kind of server noise-reduction method and device | |
JP6646416B2 (en) | Rotating machine short circuit diagnosis apparatus and rotating machine short circuit diagnosis method |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |