CN107918072A - Fault detection method, device and the air conditioner of air conditioner - Google Patents
Fault detection method, device and the air conditioner of air conditioner Download PDFInfo
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- CN107918072A CN107918072A CN201711137177.6A CN201711137177A CN107918072A CN 107918072 A CN107918072 A CN 107918072A CN 201711137177 A CN201711137177 A CN 201711137177A CN 107918072 A CN107918072 A CN 107918072A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage
Abstract
The embodiment of the invention discloses a kind of fault detection method of air conditioner, device and air conditioner.Wherein, method includes:Gather the real-time working electric current and real-time working voltage of air conditioner;The realtime power of the air conditioner is calculated according to the real-time working electric current and real-time working voltage;Determine the predetermined power threshold range of the air conditioner, if the realtime power exceeds predetermined power threshold range, produce failure alarm signal.Air conditioner does not depend on external detection device, the realtime power of detection air conditioner can be calculated in real time, and further judging whether air conditioner breaks down according to realtime power, judgement produces fault-signal when breaking down, and reminds user and producer to check failure air conditioner in time.
Description
Technical field
The present embodiments relate to air-conditioning technical field, more particularly to a kind of fault detection method of air conditioner, device and
Air conditioner.
Background technology
With the popularization of air conditioner, the overall power consumption of air conditioner is also increasing, therefore, has in terms of air conditioning energy consumption
Very big energy-saving potential.
National air conditioning energy consumption gage work is pushed slowly at this stage, is usually required for extra detection instrument could be to air-conditioning
The power consumption metering of device, adds equipment cost, and detection instrument is also not suitable for normal user operation, this gives air conditioning energy consumption meter
The push belt for measuring work carrys out greatly inconvenience.Although having there is related art to carry out electric power detection to single air conditioner device,
But the across comparison of macroscopic view cannot be carried out with other air conditioners, is unfavorable for propulsion of the country to air conditioner energy saving work, and it is existing
Technology cannot further detect air conditioner on the basis of electric power detection and whether there is failure.
The content of the invention
To solve Related Technical Issues, the embodiment of the present invention provides a kind of fault detection method of air conditioner, device and sky
Device is adjusted, realizes the realtime power of automatic monitoring air conditioner, and fault condition of the step based on realtime power detection air conditioner.
To achieve the above object, the embodiment of the present invention adopts the following technical scheme that:
In a first aspect, an embodiment of the present invention provides a kind of fault detection method of air conditioner, including:
Gather the real-time working electric current and real-time working voltage of air conditioner;
The realtime power of the air conditioner is calculated according to the real-time working electric current and real-time working voltage;
Determine the predetermined power threshold range of the air conditioner, if the realtime power exceeds predetermined power threshold range,
Then produce failure alarm signal.
Second aspect, an embodiment of the present invention provides a kind of failure detector of air conditioner, including:
Acquisition module, for gathering the real-time working electric current and real-time working voltage of air conditioner;
Power computation module, for calculating the reality of the air conditioner according to the real-time working electric current and real-time working voltage
When power;
Fault detection module, for determining the predetermined power threshold range of the air conditioner, if the realtime power exceeds
Predetermined power threshold range, then produce failure alarm signal.
The third aspect, an embodiment of the present invention provides a kind of air conditioner, the air conditioner includes the event described in second aspect
Hinder detection device.
The beneficial effect that technical solution provided in an embodiment of the present invention is brought:
Air conditioner malfunction detection method provided in an embodiment of the present invention, the real-time work of the processor collection air conditioner of air conditioner
Make electric current and real-time working voltage, calculate the realtime power of air conditioner, realtime power and predetermined power threshold range are compared
It is right, if realtime power exceeds predetermined power threshold range, judge that air conditioner breaks down, produce failure alarm signal.This skill
In art scheme, air conditioner does not depend on external detection device, can calculate the realtime power of detection air conditioner, and further basis in real time
Realtime power judges whether air conditioner breaks down, and judgement produces fault-signal when breaking down, and reminds user and producer in time
Failure air conditioner is checked.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, institute in being described below to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also implement according to the present invention
The content of example and these attached drawings obtain other attached drawings.
Fig. 1 is a kind of flow diagram of the fault detection method of air conditioner provided in an embodiment of the present invention;
Fig. 2 is the flow diagram of the fault detection method of another air conditioner provided in an embodiment of the present invention;
Fig. 3 is a kind of electrical block diagram of current sampling circuit provided in an embodiment of the present invention;
Fig. 4 is a kind of electrical block diagram of voltage sampling circuit provided in an embodiment of the present invention;
Fig. 5 is a kind of structure diagram of the processor of air conditioner provided in an embodiment of the present invention;
Fig. 6 is a kind of structure diagram of storage unit provided in an embodiment of the present invention;
Fig. 7 is the flow diagram of the fault detection method of another air conditioner provided in an embodiment of the present invention;
Fig. 8 is a kind of curve signal of air conditioner running frequency under cooling operation mode provided in an embodiment of the present invention
Figure;
Fig. 9 is a kind of curve signal of air conditioner running frequency under heating operation mode provided in an embodiment of the present invention
Figure;
Figure 10 is a kind of operation power of air conditioner provided in an embodiment of the present invention and the curve synoptic diagram of running frequency;
Figure 11 is a kind of structure diagram of the failure detector of air conditioner provided in an embodiment of the present invention.
Embodiment
For make present invention solves the technical problem that, the technical solution that uses and the technique effect that reaches it is clearer, below
The technical solution of the embodiment of the present invention will be described in further detail with reference to attached drawing, it is clear that described embodiment is only
It is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist
All other embodiments obtained under the premise of creative work are not made, belong to the scope of protection of the invention.
Please refer to Fig.1, the fault detection method of air conditioner provided in this embodiment is automatic suitable for the processor of air conditioner
The scene of failure is detected, this method can be performed by the processor of air conditioner, specifically can be soft in processor by being configured at
Part and/or hardware perform.
As shown in Figure 1, technical solution provided in this embodiment is specific as follows:
S110, the real-time working electric current and real-time working voltage for gathering air conditioner.
Exemplary, the power cord of the real-time working electric current and real-time working voltage, respectively air conditioner of processor collection
The electric current and voltage at end, operating current is I during document, and operating voltage is U during document.
S120, the realtime power for calculating according to real-time working electric current and real-time working voltage air conditioner.
Exemplary, processor calculates air conditioner based on the real-time working electric current I and real-time working voltage U that collect
Realtime power is P=U*I.
S130, the predetermined power threshold range for determining air conditioner, if realtime power exceeds predetermined power threshold range, are produced
Raw failure alarm signal.
Exemplary, air conditioner pre-sets power threshold scope during air conditioner normal work when dispatching from the factory.Work as place
When reason device detects the realtime power P calculated without departing from the predetermined power threshold range in real time, then processor is judged at air conditioner
In normal operating conditions, when processor detects the realtime power P that calculates in real time exceeds the predetermined power threshold range, then locate
Reason device judges that air conditioner is in malfunction, failure alarm signal is produced, to remind user or producer to be checked in time.
To sum up, in the technical solution of the present embodiment, air conditioner does not depend on external detection device, and it is empty can to calculate detection in real time
The realtime power of device is adjusted, and further judges whether air conditioner breaks down according to realtime power, judgement produces when breaking down
Fault-signal, reminds user and producer to check failure air conditioner in time.
Please refer to Fig.2, on the basis of above-described embodiment, optionally, it is described collection air conditioner real-time working electric current and
Real-time working voltage, including:
The real-time working electric current of air conditioner is gathered by current sampling circuit;
The real-time working voltage of air conditioner is gathered by voltage sampling circuit.
It is further preferred that the real-time working electric current that air conditioner is gathered by current sampling circuit, including:
First output voltage of collection current sampling circuit in real time;
The real-time working electric current of air conditioner is calculated according to the first output voltage.
It is further preferred that the real-time working voltage that air conditioner is gathered by voltage sampling circuit, including:
Second output voltage of real-time collection voltages sample circuit;
The real-time working voltage of air conditioner is calculated according to the second output voltage.
Optionally, the method further includes:
By realtime power information storage to storage unit;
Realtime power information is transferred to display unit to be shown;And/or realtime power information is uploaded to high in the clouds.
Thus, processor is calculated by program, and the first output voltage of current sampling circuit is changed into the reality of air conditioner
When operating current, the second output voltage of voltage sampling circuit is changed into the real-time working voltage of air conditioner, so as to obtain sky
Adjust the realtime power of device.
As shown in Fig. 2, technical solution provided in this embodiment, can include following content:
S211, the real-time working electric current by current sampling circuit collection air conditioner.
Preferably, S211 is specifically included:
First output voltage of collection current sampling circuit in real time;
The real-time working electric current of air conditioner is calculated according to the first output voltage.
In one embodiment, on the pcb board of the mains terminals of air conditioner, it is provided with current sample electricity as shown in Figure 3
Road, the pin 5 of the processor (MCU1) shown in the output terminal connection figure 5 of current sampling circuit.
In the current sampling circuit, one end access reference voltage V_REF of resistance R10;Two terminations of bold and unconstrained Europe resistance R7
Enter to mains terminals, the voltage for gathering bold and unconstrained Europe resistance R7 both ends is respectively V_I1 and V_I2, the output terminal after the amplification of triode
The first output voltage V_CURRENT is exported, processor collects first output voltage V_CURRENT in real time, wherein, bold and unconstrained Europe electricity
The resistance value for hindering R7 is 5~6 milliohms;Be the real-time working electric current I to be gathered by the size of current of bold and unconstrained Europe resistance R7, electric current from
V_I2 sides flow to V_I1 sides;The parallel resistance of R11//R8=R9//R10, i.e. R8 and R11, the parallel connection electricity equal to R9 and R10
Resistance.The circuit shown in 3, there are following relational expression:
V_CURRENT=(V_I1-V_I2) * R11/R8+V_REF
Processor, when the value of V_CURRENT, V_REF, R8 and R11 determine, can be calculated according to the relational expression by program
Go out the magnitude of voltage (V_I1-V_I2) of milliohm resistance R7, then according to the resistance value of the magnitude of voltage and R7, can further calculate and pass through R7
Electric current I, that is, obtain air conditioner real-time working electric current I.
S212, the real-time working voltage by voltage sampling circuit collection air conditioner.
Preferably, S212 is specifically included:
Second output voltage of real-time collection voltages sample circuit;
The real-time working voltage of air conditioner is calculated according to the second output voltage.
In one embodiment, on the pcb board of the mains terminals of air conditioner, it is provided with voltage acquisition electricity as shown in Figure 4
Road, the pin 6 of processor (MCU1) shown in the output terminal connection figure 5 of voltage collection circuit.
In the voltage collection circuit, the voltage V_IN of mains terminals is defeated after the partial pressures such as resistance R1, R2, R3, R4 and R5
Outlet exports a less second output voltage VO LTAGE, and processor collects second output voltage VO LTAGE in real time,
Wherein, V_IN is the real-time working voltage U of air conditioner.Circuit understands that there are following relational expression as shown in Figure 4:
VOLTAGE=(R4//R5)/(R1+R2+R3+R4//R5) * V_IN
Processor, when the value of VOLTAGE, R1, R2, R3, R4 and R5 determine, can be calculated according to the relational expression by program
Go out the voltage V_IN of mains terminals, that is, obtain the real-time working voltage U of air conditioner.
S220, the realtime power for calculating according to real-time working electric current and real-time working voltage air conditioner.
S230, the predetermined power threshold range for determining air conditioner, if realtime power exceeds predetermined power threshold range, are produced
Raw failure alarm signal.
S240, by the storage of realtime power information to storage unit.
In one embodiment, storage unit is as shown in fig. 6, can be the storage card of model IC 24C16, the storage
Card is connected with the pin 3 and pin 4 of processor shown in Fig. 5.After processor calculates the realtime power of air conditioner, may be selected every
Period stores the realtime power information, or stores the realtime power information incessantly.
S250, be transferred to display unit by realtime power information and be shown;And/or realtime power information is uploaded to cloud
End.
Exemplary, display unit is the display screen of air conditioner, 12 phase of pin of the display screen and processor shown in Fig. 5
Even, user can show the realtime power of air conditioner by the particular combination button on air-conditioning remote control, control display screen.At it
In his embodiment, display unit can also be the display screen of air-conditioning remote control, or cell phone application that can be communicated with air conditioner etc., this
When, display unit is to communicate vector with the pin of processor shown in Fig. 59 and pin 10.
Realtime power information is uploaded to high in the clouds by processor, and the server in high in the clouds can utilize big data algorithm, artificial intelligence
Energy algorithm etc., carries out Data Analysis Services to the realtime power of numerous air conditioners, realizes from monomer air conditioner to big regional air conditioner
Device carries out power adjusting.
In one embodiment, processor can by when power information be transferred to display unit and be shown, or will be real-time
Power information is uploaded to high in the clouds, or by when power information be transferred to display unit and high in the clouds in the lump.
To sum up, technical solution provided in this embodiment, processor are calculated by program, defeated by the first of current sampling circuit
Go out the real-time working electric current that voltage changes into air conditioner, the second output voltage of voltage sampling circuit is changed into the reality of air conditioner
When operating voltage, so as to obtain the realtime power of air conditioner, fault detect carries out air conditioner according to realtime power, and by aobvious
Show that unit shows realtime power information, realtime power information is uploaded to high in the clouds analyzing and processing.
Fig. 7 is refer to, on the basis of above-described embodiment, optionally, the predetermined power threshold value model of the definite air conditioner
Enclose, including:
According to the operating mode and operating ambient temperature of air conditioner, corresponding predetermined power is determined;
The predetermined power threshold range of air conditioner is calculated according to predetermined power.
It is further preferred that the operating mode and operating ambient temperature according to air conditioner, determines default work(accordingly
Rate, including:
According to the operating mode and operating ambient temperature of air conditioner, the preset operating frequency of air conditioner is determined;
According to preset operating frequency, corresponding predetermined power is determined.
It is further preferred that after the generation failure alarm signal, further include:
Power adjustment instruction is received by input unit, adjusts the running frequency of air conditioner to adjust realtime power.
Thus, processor determines what air conditioner can work normally according to the operating mode and operating ambient temperature of air conditioner
Running frequency and corresponding predetermined power threshold range.
It refer to Fig. 7, the technical solution of the present embodiment, including following content:
S710, the real-time working electric current and real-time working voltage for gathering air conditioner.
S720, the realtime power for calculating according to real-time working electric current and real-time working voltage air conditioner.
S731, operating mode and operating ambient temperature according to air conditioner, determine corresponding predetermined power.
Exemplary, air conditioner has pre-set air conditioner in different working modes and different operating when dispatching from the factory
Running frequency under environment temperature, also pre-sets air conditioner and runs power accordingly under different running frequencies, i.e., default work(
Rate, is denoted as WIt is default.Wherein, operating mode includes but not limited to cooling operation mode and heating operation mode;Cooling operation mode is again
It can include super low temperature refrigeration operational mode, cryogenic refrigeration operational mode, transition season cooling operation mode, refrigeration season operation
Pattern, high-temperature refrigeration operational mode and superhigh temperature cooling operation mode etc.;Heating operation mode can include ultralow temperature and heat again
Operational mode, low-temperature heating operational mode, heating season operational mode, transition season heating operation mode, high temperature heating operation
Pattern etc..
In one embodiment, the curve of air conditioner running frequency under cooling operation mode is as shown in figure 8, air conditioner exists
The curve of running frequency is as shown in figure 9, the operation power of air conditioner and curve such as Figure 10 of running frequency under heating operation mode
It is shown.Air conditioner determines current operating mode according to the setting of the pattern of user, and determines operating ambient temperature by sensor,
According to operating mode and operating ambient temperature, the running frequency of itself is automatically adjusted, phase is adjusted to so as to fulfill by realtime power
The predetermined power answered, had not only ensured comfort when user uses air conditioner, but also ensured air conditioner reliability of operation.It is for example, empty
When adjusting device under cooling operation mode, it is 35 DEG C to detect operating ambient temperature, with reference to the operation of figure 8 and Figure 10, then air conditioner
Frequency will fall in 80Hz, corresponding predetermined power WIt is defaultFor 1.7KW, both ensure that can provide enough refrigeration to the user
Amount, and air-conditioning system hypertonia will not be caused because of running frequency is excessive, cause air conditioner operation troubles, ensure that air conditioner
Reliability of operation.
S732, the predetermined power threshold range according to predetermined power calculating air conditioner.
In one embodiment, predetermined power threshold range is [WIt is default*K1, WIt is default*K2], wherein 0 < K11,1 < K of <1<
2, preferably K1=0.9, K2=1.1.For example, work as predetermined power WIt is defaultFor 1.7KW when, corresponding predetermined power threshold range is
[1.53KW, 1.87KW].
If S733, realtime power exceed predetermined power threshold range, failure alarm signal is produced.
In one embodiment, when predetermined power threshold range is [1.53KW, 1.87KW], if the real-time work(of air conditioner
Rate exceeds [1.53KW, 1.87KW], then processor determines that air conditioner is in malfunction, produces failure alarm signal;If air-conditioning
The realtime power of device determines that air conditioner is in normal operating conditions without departing from [1.53KW, 1.87KW], then processor.
S740, by input unit receive power adjustment instruction, adjusts the running frequency of air conditioner to adjust real-time work(
Rate.
Exemplary, input unit includes but not limited to the remote controler of air conditioner, the cell phone application being connected by communication with air conditioner
Deng.User can be with the realtime power of manual setting air conditioner by remote controler;Air conditioner can also be accessed by cell phone application
Power grid, when the real-time load of power grid is excessive, power grid can be referred to by processor transmit power adjustment of the cell phone application to air conditioner
Order, processor realize the appropriate realtime power for reducing air conditioner, so as to reduce electricity by suitably lowering the running frequency of air conditioner
The real-time load pressure of net.
To sum up, in the technical solution of the present embodiment, air conditioner pre-sets air conditioner in different operating when dispatching from the factory
Running frequency under pattern and different operating environment temperature, also pre-sets air conditioner and is transported accordingly under different running frequencies
Row power, when air conditioner is run, processor determines that air conditioner can be just according to the operating mode and operating ambient temperature of air conditioner
The running frequency often to work and corresponding predetermined power threshold range, by by the realtime power of air conditioner and predetermined power threshold value
Scope is compared, and to judge whether air conditioner breaks down, judgement produces fault-signal when breaking down, and reminds user in time
And producer checks failure air conditioner.
Please refer to Fig.1 1, a kind of failure detector of air conditioner provided in this embodiment, the failure with above-mentioned air conditioner
Detection method belongs to same inventive concept, and the detail content of not detailed description, refer to above-mentioned air-conditioning in the embodiment of device
The embodiment of the fault detection method of device.
As shown in figure 11, the failure detector 110 of air conditioner provided in this embodiment, can include following content:
Acquisition module 111, for gathering the real-time working electric current and real-time working voltage of air conditioner.
Power computation module 112, for calculating the real-time work(of air conditioner according to real-time working electric current and real-time working voltage
Rate.
Fault detection module 113, for determining the predetermined power threshold range of air conditioner, if realtime power exceeds default work(
Rate threshold range, then produce failure alarm signal.
To sum up, in the technical solution of the present embodiment, air conditioner does not depend on external detection device, and it is empty can to calculate detection in real time
The realtime power of device is adjusted, and further judges whether air conditioner breaks down according to realtime power, judgement produces when breaking down
Fault-signal, reminds user and producer to check failure air conditioner in time.
Based on the above technical solutions, the acquisition module 111, is specifically used for:
The real-time working electric current of air conditioner is gathered by current sampling circuit;
The real-time working voltage of air conditioner is gathered by voltage sampling circuit.
Based on the above technical solutions, the real-time working electric current that air conditioner is gathered by current sampling circuit,
Including:
First output voltage of collection current sampling circuit in real time;
The real-time working electric current of air conditioner is calculated according to the first output voltage.
Based on the above technical solutions, the real-time working voltage that air conditioner is gathered by voltage sampling circuit,
Including:
Second output voltage of real-time collection voltages sample circuit;
The real-time working voltage of air conditioner is calculated according to the second output voltage.
Based on the above technical solutions, the predetermined power threshold range for determining the air conditioner, including:
According to the operating mode and operating ambient temperature of air conditioner, corresponding predetermined power is determined;
The predetermined power threshold range of air conditioner is calculated according to predetermined power.
Based on the above technical solutions, the operating mode and operating ambient temperature according to air conditioner, determines phase
The predetermined power answered, including:
According to the operating mode and operating ambient temperature of air conditioner, the preset operating frequency of air conditioner is determined;
According to preset operating frequency, corresponding predetermined power is determined.
Based on the above technical solutions, the failure detector 110 can also include:
Power regulation module 114, for receiving power adjustment instruction by input unit, adjusts the operation frequency of air conditioner
Rate is to adjust realtime power.
Based on the above technical solutions, the failure detector 110 can also include:
Memory module 115, for storing realtime power information to storage unit;
Display module 116, is shown for realtime power information to be transferred to display unit;And/or
Uploading module 117, for realtime power information to be uploaded to high in the clouds.
In order to realize the various embodiments described above, the embodiment of the present invention also proposed a kind of air conditioner.The air conditioner includes this hair
The failure detector 110 that bright embodiment is provided.
The air conditioner of the present embodiment, does not depend on external detection device, can calculate the realtime power of detection air conditioner in real time, and
Further judge whether air conditioner breaks down according to realtime power, judgement produces fault-signal when breaking down, and reminds in time
User and producer check failure air conditioner.
Note that it above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
It can include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
- A kind of 1. fault detection method of air conditioner, it is characterised in that including:Gather the real-time working electric current and real-time working voltage of air conditioner;The realtime power of the air conditioner is calculated according to the real-time working electric current and real-time working voltage;Determine the predetermined power threshold range of the air conditioner, if the realtime power exceeds predetermined power threshold range, produce Raw failure alarm signal.
- 2. the method as described in claim 1, it is characterised in that the real-time working electric current and real-time working of the collection air conditioner Voltage, including:The real-time working electric current of air conditioner is gathered by current sampling circuit;The real-time working voltage of air conditioner is gathered by voltage sampling circuit.
- 3. method as claimed in claim 2, it is characterised in that the real-time work that air conditioner is gathered by current sampling circuit Make electric current, including:First output voltage of collection current sampling circuit in real time;The real-time working electric current of air conditioner is calculated according to first output voltage.
- 4. method as claimed in claim 2, it is characterised in that the real-time work that air conditioner is gathered by voltage sampling circuit Make voltage, including:Second output voltage of real-time collection voltages sample circuit;The real-time working voltage of air conditioner is calculated according to second output voltage.
- 5. the method as described in claim 1, it is characterised in that the predetermined power threshold range for determining the air conditioner, Including:According to the operating mode and operating ambient temperature of the air conditioner, corresponding predetermined power is determined;The predetermined power threshold range of the air conditioner is calculated according to the predetermined power.
- 6. method as claimed in claim 5, it is characterised in that the operating mode and working environment according to the air conditioner Temperature, determines corresponding predetermined power, including:According to the operating mode and operating ambient temperature of the air conditioner, the preset operating frequency of the air conditioner is determined;According to the preset operating frequency, corresponding predetermined power is determined.
- 7. method as claimed in claim 6, it is characterised in that further include:Power adjustment instruction is received by input unit, adjusts the running frequency of air conditioner to adjust realtime power.
- 8. the method as described in claim 1, it is characterised in that described according to the real-time working electric current and real-time working voltage After the realtime power for calculating the air conditioner, further include:By realtime power information storage to storage unit;The realtime power information is transferred to display unit to be shown;And/or the realtime power information is uploaded to cloud End.
- A kind of 9. failure detector of air conditioner, it is characterised in that including:Acquisition module, for gathering the real-time working electric current and real-time working voltage of air conditioner;Power computation module, for calculating the real-time work(of the air conditioner according to the real-time working electric current and real-time working voltage Rate;Fault detection module, for determining the predetermined power threshold range of the air conditioner, if the realtime power is beyond default Power threshold scope, then produce failure alarm signal.
- 10. a kind of air conditioner, it is characterised in that the air conditioner includes failure detector as claimed in claim 9.
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CN110094842A (en) * | 2019-04-16 | 2019-08-06 | 青岛海尔空调电子有限公司 | Running state of air conditioner monitoring method |
CN112443932A (en) * | 2019-09-04 | 2021-03-05 | 青岛海尔空调电子有限公司 | Refrigeration capacity determining method, refrigeration energy efficiency ratio determining method and fault reminding method |
WO2021109947A1 (en) * | 2019-12-03 | 2021-06-10 | 山东兰动智能科技有限公司 | System and method for wireless real-time synchronous measurement of lighting power density |
CN114325281A (en) * | 2020-09-29 | 2022-04-12 | 深圳市帝迈生物技术有限公司 | Fault detection method and device based on refrigerating sheet and computer readable storage medium |
CN117251819A (en) * | 2023-11-20 | 2023-12-19 | 广东蘑菇物联科技有限公司 | Electric energy data anomaly detection method and device, storage medium and computer equipment |
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