CN104534802A - Refrigerator with inverter and power consumption calculation method thereof and power consumption calculation display system - Google Patents
Refrigerator with inverter and power consumption calculation method thereof and power consumption calculation display system Download PDFInfo
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- CN104534802A CN104534802A CN201410711950.5A CN201410711950A CN104534802A CN 104534802 A CN104534802 A CN 104534802A CN 201410711950 A CN201410711950 A CN 201410711950A CN 104534802 A CN104534802 A CN 104534802A
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- power consumption
- frequency conversion
- timing statistics
- statistics section
- changeable compressor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/021—Inverters therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/36—Visual displays
- F25D2400/361—Interactive visual displays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2500/00—Problems to be solved
- F25D2500/04—Calculation of parameters
Abstract
The invention provides a refrigerator with an inverter and a power consumption calculation method thereof and a power consumption calculation display system. The refrigerator with the inverter comprises an inverter compressor, a plurality of other electric parts, a main control board and an inverter control board. The power consumption calculation method of the refrigerator with the inverter comprises the steps of A, acquiring working current and working voltage of the inverter compressor from the inverter control board at the preset sampling time intervals within the statistical time quantum; B, acquiring the instant power of the inverter compressor at the sampling time point according to the acquired working current and working voltage; C, calculating the power consumption quantity of the inverter compressor within the statistical time quantum according to each instant power. According to the method, the working current and the working voltage of the inverter compressor are acquired from the inverter control board of the refrigerator with the inverter so as to obtain the power consumption quantity of the inverter compressor; extra sensor is saved; the cost is low; the calculation is accurate.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, particularly relate to a kind of frequency conversion refrigerator, the power consumption computational methods for frequency conversion refrigerator and the power consumption for frequency conversion refrigerator and calculate display system.
Background technology
Refrigerator is as using household electrical appliance the most general, and consumer also pays special attention to its power consumption except focusing on its using function simultaneously.But the refrigerator on existing market is just marked with the standard energy input of product at energy-conservation labeling, and this kind of mode truly and practically can not react the actual consumption in refrigerator running.User or can only feel to use product with custom in the process used, and often experience that the power consumption of product and manufacturer provide have larger difference.Because consumer is difficult to the complexity understanding this product energy consumption, be also difficult to make refrigerator operate in more rational power save mode, also cannot know the power consumption value of refrigerator intuitively.
Refrigerator power consumption Display Technique on existing market, is divided into two kinds of modes substantially.One utilizes smart jack to measure and display power consumption, this mode is very large to refrigerator cost impact, a smart jack of simultaneously must providing and delivering sold by refrigerator, and what smart jack can only be simple simultaneously realizes the display of refrigerator power consumption, can not realize refrigerator man-machine interaction.One increases to measure power consumption module on original intelligent refrigerator basis, this mode refrigerator power cord is before powering to refrigerator, first carry out power consumption data collection through power consumption module, which adds refrigerator manufacturing process complexity coefficient, increase the fault rate of refrigerator.
Summary of the invention
An object of first aspect present invention is intended at least one defect overcoming existing seal box, provides a kind of power consumption computational methods for frequency conversion refrigerator.
A further object of first aspect present invention does not increase additional sensors can obtain more accurate frequency conversion refrigerator power consumption.
An object of second aspect present invention to provide a kind of frequency conversion refrigerator.
An object of third aspect present invention to provide a kind of power consumption for frequency conversion refrigerator to calculate display system.
According to a first aspect of the invention, the invention provides a kind of power consumption computational methods for frequency conversion refrigerator, described frequency conversion refrigerator has frequency-changeable compressor and other consuming parts multiple, and at least for controlling master control borad that described multiple other consuming parts run and at least for controlling the VFC plate of described frequency-changeable compressor operation, described power consumption computational methods comprise:
Steps A: the operating current and the operating voltage that gather described frequency-changeable compressor in timing statistics section with predetermined sampling time interval from described VFC plate;
Step B: according to the described operating current gathered and operating voltage, obtains the real-time power of described frequency-changeable compressor on this sampling time point;
Step C: calculate the power consumption of described frequency-changeable compressor in described timing statistics section according to each real-time power.
Alternatively, described step C comprises:
The power consumption in described frequency-changeable compressor each sampling time interval in described timing statistics section is calculated by the product of described real-time power and described sampling time interval;
The power consumption sum calculated in each sampling time interval in described timing statistics section obtains the power consumption of described frequency-changeable compressor in described timing statistics section.
Alternatively, described step C comprises:
The power consumption in described frequency-changeable compressor each sampling time interval in described timing statistics section is calculated by the mean value of real-time power of described frequency-changeable compressor on adjacent two sampling times point and the product of described sampling time interval;
The power consumption sum calculated in each sampling time interval in described timing statistics section obtains the power consumption of described frequency-changeable compressor in described timing statistics section.
Alternatively, described power consumption computational methods also comprise:
Step D: calculate the power consumption of at least one other consuming parts in described timing statistics section in described other consuming parts multiple;
Step e: the power consumption obtaining described frequency conversion refrigerator according to the power consumption of at least one other consuming parts described in described timing statistics section and the power consumption of described frequency-changeable compressor in described timing statistics section.
Alternatively, from the working time at least one other consuming parts that described master control borad obtains in described timing statistics section in described other consuming parts multiple;
The rated power preset according at least one other consuming parts described and corresponding working time thereof calculate the described power consumption of at least one other consuming parts in described timing statistics section.
Alternatively, the power consumption of at least one other consuming parts described in described timing statistics section and the power consumption of described frequency-changeable compressor in described timing statistics section are directly added obtain the power consumption of described frequency conversion refrigerator in described timing statistics section.
Alternatively, described other consuming parts multiple comprise blower fan, illuminating lamp indoor between the storing being arranged on described frequency conversion refrigerator and the heater strip for carrying out defrosting for the evaporimeter of described frequency conversion refrigerator.
Alternatively, described sampling time interval is select in the time range of 0.1 second to 1 hour.
Alternatively, described timing statistics section is per minute, per hour, every day, weekly, monthly, or can arrange according to user input instruction.
Alternatively, described timing statistics section is the integral multiple of described sampling time interval.
According to a second aspect of the invention, the invention provides a kind of frequency conversion refrigerator, described frequency conversion refrigerator has frequency-changeable compressor, at least for controlling the VFC plate that described frequency-changeable compressor runs, other consuming parts multiple and master control borad,
Described master control borad is configured to: the power consumption calculating described frequency conversion refrigerator according to any one power consumption computational methods aforementioned.
Alternatively, described frequency conversion refrigerator also comprises:
Wireless communication module, be configured to: by the power consumption of the power consumption of the described frequency conversion refrigerator in timing statistics section that obtains and/or described frequency-changeable compressor by being wirelessly transmitted to Cloud Server, being sent to for described Cloud Server on the mobile terminal bound with described frequency conversion refrigerator and showing.
Alternatively, described VFC plate have instant voltage measuring value exit and instant current measurement value exit, so that instant voltage measuring value and instant current measurement value are sent to described master control borad.
According to a third aspect of the invention we, the invention provides a kind of power consumption for frequency conversion refrigerator and calculate display system, comprising:
Cloud Server, mobile terminal and any one frequency conversion refrigerator aforementioned, wherein
In the timing statistics section that described frequency conversion refrigerator is calculated, the power consumption of frequency-changeable compressor and/or the power consumption of described frequency conversion refrigerator are wirelessly sent to described Cloud Server;
The power consumption that described Cloud Server is received is sent on described mobile terminal and shows.
The present invention obtains the power consumption of frequency-changeable compressor by gathering the operating current of frequency-changeable compressor and operating voltage from the VFC plate of frequency conversion refrigerator, without the need to additionally arranging sensor, have cost low and calculate accurate advantage.
The present invention gathers the working time of other consuming parts to obtain the corresponding power consumption of other consuming parts further by the master control borad of frequency conversion refrigerator, and the power consumption of frequency conversion refrigerator is obtained according to the power consumption of frequency-changeable compressor and the power consumption of other consuming parts, can obtain the power consumption of frequency conversion refrigerator comparatively accurately without the need to additionally arranging sensor, error is within 3%.
The present invention substantially do not increase frequency conversion refrigerator cost, substantially do not increase frequency conversion refrigerator manufacturing process complexity coefficient prerequisite under, realize calculating comparatively accurately frequency conversion refrigerator power consumption.
Further, the present invention can be sent to Cloud Server by calculating the power consumption obtained, and shows to be sent to mobile terminal by Cloud Server.Be convenient to the actual power consumption amount that user understands frequency conversion refrigerator, strengthen the energy consumption consciousness of user, reminding user using electricity wisely intuitively.
According to hereafter by reference to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present invention more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present invention with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is according to an embodiment of the invention for the indicative flowchart of the power consumption computational methods of frequency conversion refrigerator;
Fig. 2 is in accordance with another embodiment of the present invention for the indicative flowchart of the power consumption computational methods of frequency conversion refrigerator;
Fig. 3 is the schematic diagram of frequency conversion refrigerator according to an embodiment of the invention;
Fig. 4 is according to an embodiment of the invention for the schematic diagram of the power consumption calculating display system of frequency conversion refrigerator.
Detailed description of the invention
Fig. 1 is according to an embodiment of the invention for the indicative flowchart of the power consumption computational methods of frequency conversion refrigerator.Described frequency conversion refrigerator has frequency-changeable compressor and other consuming parts multiple, and at least for controlling master control borad that described multiple other consuming parts run and at least for controlling the VFC plate of described frequency-changeable compressor operation.As shown in Figure 1, this power consumption computational methods method at least comprises the following steps A to step C.
Steps A: the operating current and the operating voltage that gather described frequency-changeable compressor in timing statistics section with predetermined sampling time interval from described VFC plate.
Step B: according to the described operating current gathered and operating voltage, obtains the real-time power of described frequency-changeable compressor on this sampling time point.
Step C: calculate the power consumption of described frequency-changeable compressor in described timing statistics section according to each real-time power.
The technical scheme that the embodiment of the present invention provides, by gathering operating current and the operating voltage of frequency-changeable compressor from the VFC plate of frequency conversion refrigerator, without the need to additionally arranging sensor, can calculate and obtain the power consumption of frequency-changeable compressor in timing statistics.Under the prerequisite not increasing refrigerator cost, solve frequency conversion refrigerator in working order in the problem of self power consumption can not be provided.
In step, gather operating current and the operating voltage of described frequency-changeable compressor, namely gather the instant operating current of present sample time point and instant operating voltage.In some embodiments of the invention, described VFC plate have instant voltage measuring value exit and instant current measurement value exit, so that gather instant voltage measuring value and instant current measurement value.Instant voltage measuring value and instant current value of measuring can be respectively voltage signal and current signal, directly to obtain operating current and the operating voltage of described frequency-changeable compressor.Instant voltage measuring value and instant current measurement value also can be respectively data signal, are obtained operating current and the operating voltage of described frequency-changeable compressor by conversion.Aforementioned process is all well-known to those skilled in the art, does not repeat them here.
The timing statistics section mentioned in steps A can be per minute, per hour, every day, weekly or monthly.Or also can arrange according to user input instruction, if such as user wishes every power consumption adding up frequency conversion refrigerator for 12 hours, then can gather operating current and the operating voltage of described frequency-changeable compressor from described VFC plate with predetermined sampling time interval at 12 hours.Sampling time interval can be to be selected in the time range of 0.1 second to 1 hour.Particularly, such as 0.2 second, 1 second, 2 seconds, 5 seconds, 10 seconds, 1 minute, 2 minutes, 5 minutes, 10 minutes etc.Timing statistics section is more than or equal to sampling time interval.Further, in order to make the power consumption in timing statistics of acquisition more accurate, timing statistics section can be the integral multiple of sampling time interval.
In stepb, the operating current of frequency-changeable compressor and the product of operating voltage can be utilized to obtain the real-time power of described frequency-changeable compressor on this sampling time point.
In certain embodiments, in step C, the product by described real-time power and described sampling time interval calculates the power consumption in described frequency-changeable compressor each sampling time interval in described timing statistics section; The power consumption sum calculated in each sampling time interval in described timing statistics section obtains the power consumption of described frequency-changeable compressor in described timing statistics section.
In further embodiments, in step C, also calculate the power consumption in described frequency-changeable compressor each sampling time interval in described timing statistics section by the mean value of real-time power of described frequency-changeable compressor on adjacent two sampling times point and the product of described sampling time interval; The power consumption sum calculated in each sampling time interval in described timing statistics section obtains the power consumption of described frequency-changeable compressor in described timing statistics section.
In an alternative embodiment, also can utilize other methods well-known to those skilled in the art, the real-time power obtained according to aforementioned each sampling time point and sampling time interval calculate the power consumption of described frequency-changeable compressor in described timing statistics section.
As known to those skilled in the art, the number of the power consumption of frequency conversion refrigerator mainly depends on the power consumption of frequency-changeable compressor.In certain embodiments, the power consumption of frequency-changeable compressor can be similar to the power consumption as frequency conversion refrigerator; Or using the power consumption of frequency-changeable compressor and the product of the correction factor power consumption as frequency conversion refrigerator.
In a further embodiment, the power consumption of at least one other consuming parts in other consuming parts multiple of frequency conversion refrigerator can be calculated, carry out to calculate more exactly the power consumption of frequency conversion refrigerator according to the power consumption of at least one other consuming parts in the power consumption of frequency-changeable compressor and other consuming parts multiple.
Fig. 2 shows according to an embodiment of the invention for the indicative flowchart of the power consumption computational methods of frequency conversion refrigerator.As shown in Figure 1, these power consumption computational methods at least comprise the following steps A to step e.Wherein, the embodiment shown in steps A to step C and Fig. 1 is identical.
Step D: calculate the power consumption of at least one other consuming parts in described timing statistics section in described other consuming parts multiple.
Step e: the power consumption obtaining described frequency conversion refrigerator according to the power consumption of at least one other consuming parts described in described timing statistics section and the power consumption of described frequency-changeable compressor in described timing statistics section.
In certain embodiments, in step D, from the working time at least one other consuming parts that described master control borad obtains in described timing statistics section in described other consuming parts multiple; The rated power preset according at least one other consuming parts described and corresponding working time thereof calculate the described power consumption of at least one other consuming parts in described timing statistics section.
In step e, the power consumption of at least one other consuming parts described in described timing statistics section and the power consumption of described frequency-changeable compressor in described timing statistics section directly can be added and obtain the power consumption of described frequency conversion refrigerator in described timing statistics section.
The technical scheme that the embodiment of the present invention provides, is calculated by the operating current and operating voltage gathering frequency-changeable compressor from the VFC plate of frequency conversion refrigerator and obtains the power consumption of frequency-changeable compressor in timing statistics; The working time being gathered other consuming parts by the master control borad of frequency conversion refrigerator obtains the corresponding power consumption of other consuming parts, and the power consumption of frequency conversion refrigerator is obtained according to the power consumption of frequency-changeable compressor and the power consumption of other consuming parts, without the need to additionally arranging sensor, under the prerequisite substantially not increasing frequency conversion refrigerator cost, the power consumption of frequency conversion refrigerator comparatively accurately can be obtained.Empirical tests, calculate the power consumption of the frequency conversion refrigerator obtained according to the technical scheme of the embodiment of the present invention, error is only within 3%.Visible, the technical scheme that the embodiment of the present invention provides, under the prerequisite increasing cost hardly, obtains the power consumption of comparatively accurate frequency conversion refrigerator.
In an alternative embodiment, also can when calculating other consuming parts power consumption and/or utilize the power consumption of frequency-changeable compressor and other consuming parts power consumption to calculate frequency conversion refrigerator power consumption, utilize method commonly known in the art, introduce correction factor and improve the accuracy calculating the frequency conversion refrigerator power consumption obtained further.
In some embodiments of the invention, described other consuming parts multiple comprise blower fan, illuminating lamp indoor between the storing being arranged on described frequency conversion refrigerator and the heater strip for carrying out defrosting for the evaporimeter of described frequency conversion refrigerator.Described other consuming parts multiple also can comprise LCDs.
In certain embodiments, the working time obtained respectively from described master control borad at described timing statistics section inner blower, illuminating lamp and heater strip can be utilized; The rated power preset according to blower fan, illuminating lamp and heater strip and corresponding working time thereof calculate blower fan, illuminating lamp and the heater strip power consumption in described timing statistics section respectively; The power consumption of described frequency conversion refrigerator in described timing statistics section is obtained again according to power consumption in described timing statistics section of blower fan, illuminating lamp and heater strip and the power consumption of described frequency-changeable compressor in described timing statistics section.
It will be understood by those skilled in the art that in the embodiment shown in Figure 2, first can perform in turn and perform steps A in other words successively to step C, to obtain the power consumption of frequency-changeable compressor in described timing statistics section; Then perform step D, obtain the power consumption of at least one other consuming parts in described timing statistics section; Finally perform step e, both power consumption in described timing statistics section are obtained the power consumption of described frequency conversion refrigerator in described timing statistics section.
In unshowned embodiment, also can perform steps A and D side by side, after step C and step D all performs, perform step e.In an alternative embodiment, also first can perform step D, and then perform steps A to step C, finally perform step e.
Especially, the embodiment of the present invention additionally provides a kind of frequency conversion refrigerator, and see Fig. 3, described frequency conversion refrigerator has frequency-changeable compressor 360, at least for controlling the VFC plate 330 that described frequency-changeable compressor 360 runs, other consuming parts multiple and master control borad 320.Described other consuming parts multiple comprise blower fan 340, illuminating lamp (not shown) indoor between the storing being arranged on described frequency conversion refrigerator and the heater strip 350 for carrying out defrosting for the evaporimeter of described frequency conversion refrigerator.Wherein said master control borad 320 is configured to: the power consumption calculating described frequency conversion refrigerator according to the power consumption computational methods in above-mentioned any embodiment.The frequency conversion refrigerator of the embodiment of the present invention under the prerequisite substantially not increasing cost, can obtain power consumption comparatively accurately.
In certain embodiments, described VFC plate 330 have instant voltage measuring value exit and instant current measurement value exit, so that instant voltage measuring value and instant current measurement value are sent to described master control borad 320.Master control borad 320 gathers the instant voltage measuring value of frequency-changeable compressor and instant current measurement value by instant voltage measuring value exit and instant current measurement value exit on arbitrary sampling time point, thus can obtain the real-time power of described frequency-changeable compressor on this sampling time point further.
In certain embodiments, frequency conversion refrigerator also can comprise wireless communication module 310, be configured to: by the power consumption of the power consumption of the described frequency conversion refrigerator in timing statistics section that obtains and/or described frequency-changeable compressor by being wirelessly transmitted to Cloud Server, being sent to for described Cloud Server on the mobile terminal bound with described frequency conversion refrigerator and showing.
In one embodiment, wireless communication module 310 comprises any one in Wireless Fidelity WIFI module or ultra broadband UWB module.
Accordingly, Fig. 4 shows according to an embodiment of the invention for the schematic diagram of the power consumption calculating display system of frequency conversion refrigerator.See Fig. 4, this power consumption being used for frequency conversion refrigerator calculates display system and comprises: Cloud Server 420, mobile terminal 430 and the frequency conversion refrigerator 410 introduced above.In the timing statistics section that wherein said frequency conversion refrigerator 410 is calculated, the power consumption of frequency-changeable compressor and/or the power consumption of described frequency conversion refrigerator are wirelessly sent to described Cloud Server 420; The power consumption that described Cloud Server 420 is received is sent on described mobile terminal 430 and shows.
It will be understood by those skilled in the art that this power consumption for frequency conversion refrigerator calculates display system and at least can comprise a frequency conversion refrigerator 410 and at least one mobile terminal 430.In Cloud Server 420, the binding information of mobile terminal 430 that corresponding stored has frequency conversion refrigerator 410 and mates with it.The power consumption that described Cloud Server 420 is received is sent on the mobile terminal 430 bound with described frequency conversion refrigerator 410 and shows.Particularly, when the power consumption of frequency-changeable compressor 360 in the timing statistics section that described frequency conversion refrigerator 410 is only calculated or the power consumption of described frequency conversion refrigerator 410 are wirelessly sent to described Cloud Server 420, in the timing statistics section that described Cloud Server 420 is received, in the power consumption of frequency-changeable compressor 360 or timing statistics section, the power consumption of frequency conversion refrigerator 410 is sent on described mobile terminal 430 and shows.When the power consumption of frequency-changeable compressor 360 in the timing statistics section that described frequency conversion refrigerator 410 is calculated and the power consumption of described frequency conversion refrigerator 410 are wirelessly sent to described Cloud Server 420 simultaneously, in the timing statistics section that described Cloud Server 420 is received, in the power consumption of frequency-changeable compressor 360 and timing statistics section, the power consumption of frequency conversion refrigerator 410 is all sent on described mobile terminal 430 and shows.
In certain embodiments, mobile terminal 430 can be mobile phone, panel computer or the remote controller with binding function module, needs to have receiver module for receiving the power consumption sent from Cloud Server 420 when mobile terminal 430 is mobile phone, panel computer and remote controller.
The present invention can by calculate obtain power consumption be sent to Cloud Server 420, be sent to by Cloud Server 420 described frequency conversion refrigerator 410 binding mobile terminal 430 on show.Be convenient to the actual power consumption amount that user understands frequency conversion refrigerator, strengthen the energy consumption consciousness of user, reminding user using electricity wisely intuitively.
User also can judge frequency conversion refrigerator operation conditions by mobile terminal 430, such as when the refrigerator doors of frequency conversion refrigerator is not fastened, temperature indoor between the storing of frequency conversion refrigerator can rise, in order to lower the temperature to it, frequency-changeable compressor 360 meeting continuous firing, now its power consumption can sharply increase.When Cloud Server 420 significantly increases than the front power consumption once received at the power consumption received, can while sending its power consumption received to mobile terminal 430, with reminding user, transmission word and/or graphical information check whether refrigerator doors shuts.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present invention is illustrate and described herein detailed, but, without departing from the spirit and scope of the present invention, still can directly determine or derive other modification many or amendment of meeting the principle of the invention according to content disclosed by the invention.Therefore, scope of the present invention should be understood and regard as and cover all these other modification or amendments.
Claims (14)
1. the power consumption computational methods for frequency conversion refrigerator, described frequency conversion refrigerator has frequency-changeable compressor and other consuming parts multiple, and at least for controlling master control borad that described multiple other consuming parts run and at least for controlling the VFC plate of described frequency-changeable compressor operation, it is characterized in that, described power consumption computational methods comprise:
Steps A: the operating current and the operating voltage that gather described frequency-changeable compressor in timing statistics section with predetermined sampling time interval from described VFC plate;
Step B: according to the described operating current gathered and operating voltage, obtains the real-time power of described frequency-changeable compressor on this sampling time point;
Step C: calculate the power consumption of described frequency-changeable compressor in described timing statistics section according to each real-time power.
2. power consumption computational methods according to claim 1, is characterized in that, described step C comprises:
The power consumption in described frequency-changeable compressor each sampling time interval in described timing statistics section is calculated by the product of described real-time power and described sampling time interval;
The power consumption sum calculated in each sampling time interval in described timing statistics section obtains the power consumption of described frequency-changeable compressor in described timing statistics section.
3. power consumption computational methods according to claim 1, is characterized in that, described step C comprises:
The power consumption in described frequency-changeable compressor each sampling time interval in described timing statistics section is calculated by the mean value of real-time power of described frequency-changeable compressor on adjacent two sampling times point and the product of described sampling time interval;
The power consumption sum calculated in each sampling time interval in described timing statistics section obtains the power consumption of described frequency-changeable compressor in described timing statistics section.
4. power consumption computational methods according to claim 1, is characterized in that, also comprise:
Step D: calculate the power consumption of at least one other consuming parts in described timing statistics section in described other consuming parts multiple;
Step e: the power consumption obtaining described frequency conversion refrigerator according to the power consumption of at least one other consuming parts described in described timing statistics section and the power consumption of described frequency-changeable compressor in described timing statistics section.
5. power consumption computational methods according to claim 4, is characterized in that,
Working time from least one other consuming parts that described master control borad obtains in described timing statistics section in described other consuming parts multiple;
The rated power preset according at least one other consuming parts described and corresponding working time thereof calculate the described power consumption of at least one other consuming parts in described timing statistics section.
6. power consumption computational methods according to claim 4, is characterized in that,
The power consumption of at least one other consuming parts described in described timing statistics section and the power consumption of described frequency-changeable compressor in described timing statistics section are directly added and obtain the power consumption of described frequency conversion refrigerator in described timing statistics section.
7. power consumption computational methods according to claim 4, is characterized in that,
Described other consuming parts multiple comprise blower fan, illuminating lamp indoor between the storing being arranged on described frequency conversion refrigerator and the heater strip for carrying out defrosting for the evaporimeter of described frequency conversion refrigerator.
8. power consumption computational methods according to claim 1, is characterized in that,
Described sampling time interval is select in the time range of 0.1 second to 1 hour.
9. power consumption computational methods according to claim 1, is characterized in that,
Described timing statistics section is per minute, per hour, every day, weekly, monthly, or can arrange according to user input instruction.
10. power consumption computational methods according to claim 1, is characterized in that,
Described timing statistics section is the integral multiple of described sampling time interval.
11. 1 kinds of frequency conversion refrigerators, described frequency conversion refrigerator has frequency-changeable compressor, and at least for controlling the VFC plate that described frequency-changeable compressor runs, other consuming parts multiple and master control borad, is characterized in that,
Described master control borad is configured to: the power consumption computational methods according to any one of claim 1-10 calculate the power consumption of described frequency conversion refrigerator.
12. frequency conversion refrigerators according to claim 11, also comprise:
Wireless communication module, be configured to: by the power consumption of the power consumption of the described frequency conversion refrigerator in timing statistics section that obtains and/or described frequency-changeable compressor by being wirelessly transmitted to Cloud Server, being sent to for described Cloud Server on the mobile terminal bound with described frequency conversion refrigerator and showing.
13. frequency conversion refrigerators according to claim 11, is characterized in that,
Described VFC plate have instant voltage measuring value exit and instant current measurement value exit, so that instant voltage measuring value and instant current measurement value are sent to described master control borad.
14. 1 kinds of power consumption for frequency conversion refrigerator calculate display system, comprising:
Cloud Server, mobile terminal and the frequency conversion refrigerator according to any one of claim 11-13, wherein
In the timing statistics section that described frequency conversion refrigerator is calculated, the power consumption of frequency-changeable compressor and/or the power consumption of described frequency conversion refrigerator are wirelessly sent to described Cloud Server;
The power consumption that described Cloud Server is received is sent on described mobile terminal and shows.
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| CN105403766A (en) * | 2015-10-26 | 2016-03-16 | 珠海格力电器股份有限公司 | Unit power consumption determination method and device |
| CN106091569A (en) * | 2016-07-20 | 2016-11-09 | 周毅 | A kind of freezer analysis and management system based on refrigeration unit monitoring and method |
| CN108510207A (en) * | 2018-04-11 | 2018-09-07 | 广州中国科学院沈阳自动化研究所分所 | A kind of refrigerated container ship power-balance dispatching method |
| WO2019001378A1 (en) * | 2017-06-26 | 2019-01-03 | 青岛海尔空调器有限总公司 | Method for detecting operating power of air conditioner compressor, and air conditioner |
| CN112597383A (en) * | 2020-12-09 | 2021-04-02 | 合肥美菱物联科技有限公司 | Refrigerator energy consumption index calculation system and method |
| CN114963674A (en) * | 2022-05-10 | 2022-08-30 | 安徽康佳同创电器有限公司 | Refrigerator energy consumption data display processing method and device, terminal equipment and storage medium |
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| CN108510207A (en) * | 2018-04-11 | 2018-09-07 | 广州中国科学院沈阳自动化研究所分所 | A kind of refrigerated container ship power-balance dispatching method |
| CN108510207B (en) * | 2018-04-11 | 2021-08-27 | 广州中国科学院沈阳自动化研究所分所 | Power balance scheduling method for refrigerated container ship |
| CN112597383A (en) * | 2020-12-09 | 2021-04-02 | 合肥美菱物联科技有限公司 | Refrigerator energy consumption index calculation system and method |
| CN114963674A (en) * | 2022-05-10 | 2022-08-30 | 安徽康佳同创电器有限公司 | Refrigerator energy consumption data display processing method and device, terminal equipment and storage medium |
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