CN105066578B - Refrigerator and its method of supplying power to - Google Patents
Refrigerator and its method of supplying power to Download PDFInfo
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- CN105066578B CN105066578B CN201510524746.7A CN201510524746A CN105066578B CN 105066578 B CN105066578 B CN 105066578B CN 201510524746 A CN201510524746 A CN 201510524746A CN 105066578 B CN105066578 B CN 105066578B
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- battery
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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
- F25D29/003—Arrangement or mounting of control or safety devices for movable 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a kind of refrigerator and its method of supplying power to.The refrigerator includes inner bag and condenser, and refrigerator also includes temperature-difference power generation module, is arranged between condenser and inner bag, temperature-difference power generation module includes：Collecting plate, it is thermally coupled with condenser；Cold portion is passed, it is thermally coupled with inner bag；And at least one power generation sheet, between being interposed in collecting plate and passing cold portion, to produce electric energy using the temperature difference between collecting plate and the cold portion of biography.The method of supplying power to includes：Detect the electricity of the battery of refrigerator；Judge whether the electricity of battery reaches default power supply threshold value, after the electricity of battery reaches power supply threshold value, powered from battery to the DC load of refrigerator；Otherwise, powered from mains supply to DC load.The present invention is used to the heat that refrigerator distributes by setting temperature-difference power generation module between condenser and inner bag, is translated into electric energy, make full use of resource.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, more particularly to a kind of refrigerator and its method of supplying power to.
Background technology
The refrigeration system of refrigerator generally includes compressor, condenser, capillary (or expansion valve) and evaporator.Compressor
Compression refrigerant at high temperature under high pressure, and the refrigerant of compression is supplied into condenser.Then, condenser passes through refrigerant release
Heat the refrigerant of compression is converted to the liquid of HTHP.The liquid refrigerant of HTHP when through capillary
The gas-liquid mixed state of low-temp low-pressure is converted into therewith.The gas-liquid mixed state cold-producing medium of the low-temp low-pressure is then imported into evaporator
Middle evaporation, so as to reduce the temperature of refrigerator compartment.As can be seen here, refrigerant is equivalent to porter hot in refrigerator, refrigerator
In " heat " " carrying " arrive refrigerator outside, so as to produce certain " used heat ".
People have more requirements to refrigerator product among life now, it is necessary to ice while refrigerator performance is pursued
Case has preferably experience.For refrigerator " used heat " is produced during normal use the problem of, the current common practice is more
Change refrigerator control program, operation power during each state of adjustment refrigerator, and the compressor that job search is more efficient, so as to the greatest extent
Amount reduces the generation of used heat.
The content of the invention
One purpose of first aspect present invention is to provide for a kind of refrigerator with temperature-difference power generation module, and it can be by refrigerator
The heat given out is used, and it is transformed into electric energy.
One of first aspect present invention is further objective is that want reasonable installation temperature-difference power generation module, to reduce ice as far as possible
Case cold is revealed.
Another of first aspect present invention is further objective is that the electric energy for the converting heat that refrigerator gives out will be utilized
Powered for the DC load of refrigerator.
One purpose of second aspect of the present invention is to provide for a kind of method of supplying power to of refrigerator, reasonably to DC load
Power supply switches over.
According to the first aspect of the invention, there is provided a kind of refrigerator, including inner bag and condenser, the refrigerator also include temperature
Poor electricity generation module, it is arranged between the condenser and the inner bag, the temperature-difference power generation module includes：
Collecting plate, it is thermally coupled with the condenser；
Cold portion is passed, it is thermally coupled with the inner bag；And
At least one power generation sheet, it is interposed between the collecting plate and the cold portion of biography, to utilize the collecting plate and institute
State the temperature difference passed between cold portion and produce electric energy.
Alternatively, the multiple connecting plates for passing cold portion and including passing cold drawing and from the biography cold drawing towards the inner bag extending,
Wherein described at least one power generation sheet be interposed in the collecting plate and it is described biography cold drawing between, the multiple connecting plate with it is described interior
Gallbladder-heat connects；
At least one connecting plate in the multiple connecting plate is fixed on the outer surface of the inner bag in the form of buckle.
Alternatively, the collecting plate is bolted with the biography cold drawing, by the two of at least one power generation sheet
Individual end face is brought into close contact with the collecting plate and the biography cold drawing respectively；Wherein
The bolt is made of plastics.
Alternatively, the outer surface of the inner bag caves inward to form mounting groove, positioned at the institute of the mounting groove upper and lower ends
The outer surface for stating inner bag extends to the mounting groove to form the first fastener, and the outer surface of first fastener respectively
Formed with stopper slot；
The quantity of the multiple connecting plate is at least four, and it is vertically arranged at intervals, in the multiple connecting plate
It is respectively protruding into positioned at the end of two connecting plates of upper and lower ends in the stopper slot of two first fasteners and and stopper slot
Bottom wall be brought into close contact；
Side is bent to form the second card outwardly for the end of neighbouring outermost two connecting plates of two connecting plates up and down
Fastener, mutually to be fastened with first fastener.
Alternatively, the inner bag includes refrigerated liner, the temperature-difference power generation module be arranged on the condenser with it is described cold
Freeze between inner bag.
Alternatively, the refrigerator also includes：Expanded material, the space being filled between the biography cold drawing and the inner bag
In.
Alternatively, the power generation sheet is semiconductor temperature difference thermocouple.
Alternatively, the refrigerator also includes：
Battery, electrically connected with least one power generation sheet, to utilize electric energy caused by least one power generation sheet
It is charged；And
Power switcher, the DC load of the refrigerator pass through the power switcher and the battery and mains supply
Connection, to be powered from the battery or the mains supply to the DC load.
Alternatively, the refrigerator also includes：
Electric quantity detection apparatus, it is configured to detect the electricity of the battery；
The power switcher is configured to：
Before the electricity of the battery reaches default power supply threshold value, from the mains supply to the DC load
Power supply；And
After the electricity of the battery reaches the power supply threshold value, powered from the battery to the DC load.
Alternatively, the power switcher is configured to：
After being powered from the battery to the DC load,
Before the electricity of the battery is down to default lowest threshold, keep being born from the battery to the direct current
Carry power supply；And
After the electricity of the battery is down to default lowest threshold, supplied from the mains supply to the DC load
Electricity.
Alternatively, the power supply threshold value is to account for the electricity of the battery total capacity 30-50%；
The lowest threshold is the electricity for accounting for the battery total capacity 10-20%.
Alternatively, the power switcher is configured to：
When going up electric again after refrigerator power-off, powered from mains supply to the DC load.
According to the second aspect of the invention, there is provided a kind of method of supplying power to for foregoing any refrigerator, including：
Detect the electricity of the battery of the refrigerator；
Judge whether the electricity of the battery reaches default power supply threshold value,
After the electricity of the battery reaches the power supply threshold value, the DC load from the battery to the refrigerator
Power supply；
Otherwise, powered from mains supply to the DC load.
Alternatively, after being powered from the battery to the DC load, the method for supplying power to also includes：
Judge whether the electricity of the battery of the refrigerator is down to predetermined lowest threshold,
After the electricity of the battery is down to the lowest threshold, powered from mains supply to the DC load；
Otherwise, keep being powered from the battery to the DC load.
Alternatively, the power supply threshold value is to account for the electricity of the battery total capacity 30-50%；
The lowest threshold is the electricity for accounting for the battery total capacity 10-20%.
Alternatively, the method for supplying power to also includes：
When going up electric again after refrigerator power-off, powered from mains supply to the DC load；
The step of electricity of battery described in perform detection afterwards.
The present invention is subject to profit by setting temperature-difference power generation module between condenser and inner bag to the heat that refrigerator distributes
With being translated into electric energy, make full use of resource.In addition, the structure of the temperature-difference power generation module of the present invention is advantageous to power generation sheet and filled
Divide and thermally contacted with condenser and inner bag, increase a pair of temperature difference adopted between warm face of power generation sheet, improve electric energy conversion efficiency.
Further, the present invention sets mounting groove and the first fastener formed with stopper slot by surface outside the tank,
And form the second fastener in the end for passing two connecting plates in cold portion and be interlocked with the first fastener, and connect another two
The bottom wall that the end of plate is respectively protruding into the stopper slot of two the first fasteners with stopper slot is brought into close contact, so as to which the temperature difference is sent out
Electric module is more firmly mounted on inner bag, and is close to inner bag surface, has good thermally contact with inner bag.It is in addition, logical
To cross and expanded material is set in the space between cold drawing and inner bag is passed, the cold that can reduce inner bag is lost in, while prevented also from cold
Amount, which distributes, causes the temperature of condenser to reduce, so as to reduce collecting plate and pass the temperature difference between cold drawing.
Further, battery of the present invention by setting power switcher and for storing electric energy caused by power generation sheet,
To be powered when electricity is more in battery by battery to the DC load of refrigerator, and when not enough power supply in battery
When, powered using mains supply to the DC load of refrigerator, rationally make use of electric energy caused by power generation sheet, save the use of refrigerator
Electricity.
According to the accompanying drawings will be brighter to the detailed description of the specific embodiment of the invention, those skilled in the art
Above-mentioned and other purposes, the advantages and features of the present invention.
Brief description of the drawings
Some specific embodiments of the present invention are described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter.
Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that these
What accompanying drawing was not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the perspective schematic view of refrigerator according to an embodiment of the invention；
Fig. 2 is the schematic partial enlarged view of a-quadrant shown in Fig. 1；
Fig. 3 is the schematic diagram of the temperature-difference power generation module shown in Fig. 1；
Fig. 4 is the schematic block diagram of refrigerator according to an embodiment of the invention；
Fig. 5 is the indicative flowchart of the method for supplying power to of refrigerator according to an embodiment of the invention.
Embodiment
Fig. 1 is the perspective schematic view of refrigerator 100 according to an embodiment of the invention.Fig. 2 is a-quadrant shown in Fig. 1
Schematic partial enlarged view.As depicted in figs. 1 and 2, refrigerator 100 may include to define in general manner storing compartment inner bag and
Condenser 30.As will be understood by the skilled person in the art, in addition to condenser 30, the refrigerator 100 of the embodiment of the present invention may be used also
Including compressor (not shown), evaporator (not shown) and restricting element (not shown) etc..
Especially, refrigerator 100 also includes temperature-difference power generation module 40, is arranged between condenser 30 and inner bag, for utilizing
The temperature difference between condenser 30 and inner bag produces electric energy.Inner bag includes being used to limit the refrigerated liner 16 for forming refrigerating chamber, also may be used
Including forming the refrigeration inner bag 12 of refrigerating chamber for limiting, and/or the alternating temperature inner bag 14 of temperature-changing chamber being formed for limiting.Due to cold
Freezing inner bag 16 has lower temperature, and preferably temperature-difference power generation module 40 is arranged between condenser 30 and refrigerated liner 16.
Generally, condenser 30 is arranged on the side plate 20 of the one or both sides of refrigerator 100.Therefore, in the embodiment of the present invention
In, temperature-difference power generation module 40 is also disposed at the lateral of inner bag, is brought into close contact with the side wall of inner bag., can be in the embodiment of the present invention
The side of inner bag sets temperature-difference power generation module 40, also can set temperature-difference power generation module 40 respectively in the both sides of inner bag.
Fig. 3 is the schematic diagram of the temperature-difference power generation module 40 shown in Fig. 1.As shown in Figures 2 and 3, temperature-difference power generation module
40 may include：Collecting plate 41, pass cold portion and at least one power generation sheet 42.Wherein collecting plate 41 and condenser 30 is thermally coupled, passes
Cold portion and inner bag are thermally coupled, between at least one power generation sheet 42 is interposed in collecting plate 41 and passes cold portion, with using collecting plate 41 with
The temperature difference passed between cold portion produces electric energy.Power generation sheet 42 is preferably semiconductor temperature difference thermocouple.In an alternative embodiment, also may be used
The power generation sheet of electric energy is formed using the temperature difference using other.
Passing cold portion may include to pass multiple connecting plates 44 that cold drawing 43 and autobiography cold drawing 43 extend towards inner bag, multiple connecting plates 44
Thermally coupled with inner bag, at least one power generation sheet 42 is interposed between collecting plate 41 and biography cold drawing 43.Collecting plate 41 is with passing cold drawing 43
Connected by bolt 45, two end faces of at least one power generation sheet 42 are closely pasted with collecting plate 41 and biography cold drawing 43 respectively
Close, so as to increase the both ends temperature approach of power generation sheet 42.Bolt 45 can be made of plastics, with reduce collecting plate 41 with pass cold drawing 43 it
Between heat exchange.
At least one connecting plate 44 in multiple connecting plates 44 is fixed on the outer surface of inner bag in the form of buckle.Preferred
Embodiment in, referring to Fig. 2, the outer surface of inner bag caves inward to form mounting groove 160, positioned at the upper and lower ends of mounting groove 160
The outer surface of inner bag extends to mounting groove 160 to form the first fastener 161, and the outer surface of the first fastener 161 respectively
Formed with stopper slot 162.Correspondingly, the quantity of multiple connecting plates 44 is at least four, and it is vertically arranged at intervals.It is multiple
The stopper slot of two the first fasteners 161 is respectively protruding into connecting plate 44 positioned at the end of two connecting plates 44 of upper and lower ends
It is brought into close contact in 162 and with the bottom wall of stopper slot 162 and (also is understood as being interference fitted)；Neighbouring outermost two connections up and down
Side is bent to form the second fastener 441 outwardly for the end of two connecting plates 44 of plate 44, mutually to be detained with the first fastener 161
Close.Multiple remaining connecting plates 44 of connecting plate 44 are arranged in mounting groove 160, are brought into close contact with the bottom wall of mounting groove 160.It is excellent
Selection of land, the width of connecting plate 44 is identical with the groove width of mounting groove 160, or is interference fitted between connecting plate 44 and mounting groove 160.
By above-mentioned setting, on the one hand temperature-difference power generation module 40 can be more firmly mounted on inner bag, on the other hand be close to it
On inner bag surface, there is good thermally contact with inner bag.
Further, refrigerator 100 also has expanded material (not shown), and it, which is filled in, passes between cold drawing 43 and inner bag
Space in.Specifically, the space passed between cold drawing 43 and inner bag can be filled out in the foaming process of refrigerator 100 by expanded material
Fill, be lost in so as to reduce cold.
The present invention utilizes thermoelectric power generation principle, and the one end of power generation sheet 42 is connected condenser 30, collects what condenser 30 distributed
Heat；The other end connects inner bag, collects the cold that inner bag distributes, and forms the temperature difference, so as to form thermoelectric at the both ends of power generation sheet 42
Kinetic potential, produce direct current.
Refrigerator 100 generally includes the (ginseng of DC load 90 using direct current such as master control borad, illuminating lamp and/or DC fan
See Fig. 4), the power of these DC loads 90 is relatively low, is operated using direct current caused by power generation sheet 42.Power generation sheet 42 is produced
Raw direct current can be supplied directly to DC load 90, also can first store, and be available to DC load 90.Thus, generate electricity
Master control borad, lamp and/or the DC fan of direct current supply refrigerator 100 caused by piece 42, so as to be truly realized Waste Heat Reuse, section
The purpose of energy environmental protection.
Fig. 4 is the schematic block diagram of refrigerator 100 according to an embodiment of the invention.Referring to Fig. 4, refrigerator 100 can also wrap
Battery 50 is included, is electrically connected with least one power generation sheet 42, to be carried out using electric energy caused by least one power generation sheet 42 to it
Charging.That is, by power storage caused by least one power generation sheet 42 in battery 50.Specifically, power generation sheet 42 is produced
Raw direct current can be stored into battery 50 after voltage-stablizer voltage stabilizing.
Generally, after refrigerator 100 enters normal operating conditions, the both ends temperature of power generation sheet 42 can be maintained at a stability range
It is interior.Therefore, its caused direct current is relatively stable.If the undertension that single power generation sheet 42 is formed, can be by multiple generatings
Piece 42 is concatenated that direct-current generating device is made with parallel connection, then stores to battery 50.
Due to the limited energy that battery 50 stores, therefore the electric energy only stored by battery 50 is difficult to be refrigerator always
100 DC load 90 is powered.Especially, refrigerator 100 of the invention may also include power switcher 60, the direct current of refrigerator 100
Load 90 is connected by power switcher 60 with battery 50 and mains supply 80, with from battery 50 or mains supply 80 to straight
Current load 90 is powered.
In a further embodiment, refrigerator 100 may also include electric quantity detection apparatus, be configured to detect the electricity of battery 50
Amount.Electric quantity detection apparatus can send testing result can be according to electric in battery 50 to power switcher 60, power switcher 60
The how many pairs of batteries 50 or mains supply 80 of amount switch over.
Specifically, when going up electric again after the power-off of refrigerator 100, in order to ensure that master control borad etc. can immediately begin to normal work
Make, power switcher 60 gives tacit consent to not enough power supply in battery 50, and power switcher 60 is configured to after refrigerator 100 powers off on first
When electric, powered from mains supply 80 to DC load 90.That is, no matter before the power-off of refrigerator 100, be by civil power or
Powered from battery 50 to DC load 90, when upper electric again after a loss of power, power switcher 60 is controlled by mains supply 80
Powered to DC load 90.
On refrigerator 100 after electricity, when forming the temperature difference between condenser 30 and inner bag, power generation sheet 42 can then produce direct current
Electricity, charged into battery 50.Electric quantity detection apparatus can be in real time or to set the electricity of interval detection battery 50.Power supply switches
Device 60 can be configured to before the electricity of battery 50 reaches default power supply threshold value, be supplied from mains supply 80 to DC load 90
Electricity；And after the electricity of battery 50 reaches power supply threshold value, powered from battery 50 to DC load 90.That is, by city
After power supply 80 is powered to DC load 90, then the electricity of battery 50 is can detect, if the electricity of battery 50 reaches power supply
Threshold value, then power switcher 60 switches to is powered from battery 50 to DC load 90；If the electricity of battery 50 does not reach temporarily
To power supply threshold value, then continue to be powered from mains supply 80 to DC load 90, until the electricity of battery 50 reaches default confession
Electric threshold value, power switcher 60 switches to is powered from battery 50 to DC load 90.
After being powered from battery 50 to DC load 90, because power consumption may be more than its charge volume, thus, battery
50 electricity will reduce.Power supply threshold value electricity and the electricity being provided out can be chosen according to caused by power generation sheet 42.
In some embodiments, power supply threshold value is to account for the total capacity 30-50% of battery 50 electricity.That is, expiring with battery 50
For charged state as 100%, power supply threshold value is the electricity when charged state of battery 50 is 30-50%.Power supply threshold value enters one
Step is preferably to account for the electricity of the total capacity 40% of battery 50.So, it can prevent the electricity of battery 50 from exhausting within a short period of time,
Power switcher 60 relatively frequently switches over to mains supply 80 and battery 50.
When being reduced to a certain extent in view of the electricity of battery 50, may influence its powered to DC load 90 it is steady
It is qualitative, therefore power switcher 60 is further configured to：After being powered from battery 50 to DC load 90, in the electricity of battery 50
It is down to before default lowest threshold, keeps being powered from battery 50 to DC load 90；And it is down in the electricity of battery 50
After default lowest threshold, powered from mains supply 80 to DC load 90.That is, power switcher 60 is configured to work as battery 50
Electricity reach power supply threshold value when, switch to battery 50 from mains supply 80；When the electricity of battery 50 minimizes threshold value
When, switch to mains supply 80 from battery 50；Wherein lowest threshold preferably smaller than power supply threshold value.
In certain embodiments, lowest threshold is the electricity for accounting for the total capacity 10-20% of battery 50；More preferably account for
The electricity of the total capacity 15% of battery 50.
As can be seen here, in a preferred embodiment of the invention, after powering from battery 50 to DC load 90, can continue to detect
The electricity of battery 50, if the electricity of battery 50 is reduced to lowest threshold, power switcher 60 is switched to by civil power electricity
Source 80 powers to DC load 90；If the electricity of battery 50 does not drop to lowest threshold temporarily, continue from battery 50 to straight
Current load 90 is powered, until the electricity of battery 50 minimizes threshold value, power switcher 60 switch to from mains supply 80 to
DC load 90 is powered.Then, the electricity of detection battery 50 is continued, until the electricity of battery 50 reaches power supply threshold value, then
Powered by battery 50.
In some alternate embodiments, can refrigerator 100 power-off after again on it is electric when, electric quantity detection apparatus i.e. detect store
The electricity of battery 50, if the electricity of battery 50 is not up to default power supply threshold value, from mains supply 80 to DC load
90 power supplies；If the electricity of battery 50 reaches default power supply threshold value, powered from battery 50 to DC load 90.
Especially, the embodiment of the present invention additionally provides the method for supplying power to for the refrigerator 100 in any of the above-described embodiment.Should
Method of supplying power to can be controlled to the power supply of the DC load 90 of the refrigerator 100 in any of the above embodiment, and storage is utilized with reasonable
Battery 50 or mains supply 80 are powered to the DC load 90 of refrigerator 100.
Fig. 5 is the indicative flowchart of the method for supplying power to of refrigerator 100 according to an embodiment of the invention.As shown in figure 5,
The method of supplying power to comprises at least：
Step S502, detect the electricity of battery 50.
Step S504, judges whether the electricity of the battery 50 of refrigerator 100 reaches default power supply threshold value.If judge electric power storage
The electricity in pond 50 reaches power supply threshold value, then performs step S506；Otherwise, step S512 is performed.
Step S506, after the electricity of battery 50 reaches power supply threshold value, powered from battery 50 to DC load 90；
Step S512, powered from mains supply 80 to DC load 90.
After step S512, step S502 can be re-executed, until the electricity of battery 50 reaches default power supply threshold
After value, powered from battery 50 to DC load 90.
That is, the method for supplying power to of the embodiment of the present invention may include the electricity for detecting battery 50, if battery 50
Electricity reach default power supply threshold value, then powered from battery 50 to DC load 90；If the electricity of battery 50 is temporary not
Reach power supply threshold value, then powered from mains supply 80 to DC load 90, until the electricity of battery 50 reaches default power supply
After threshold value, powered from battery 50 to DC load 90.
After being powered from battery 50 to DC load 90, because power consumption may be more than its charge volume, thus, battery
50 electricity will reduce.Power supply threshold value electricity and the electricity being provided out can be chosen according to caused by power generation sheet 42.
In some embodiments, the power supply threshold value referred in step S504 is to account for the total capacity 30-50% of battery 50 electricity；It is further excellent
Elect the electricity for accounting for the total capacity 40% of battery 50 as.So, it can prevent the electricity of battery 50 from exhausting within a short period of time, so as to
Relatively frequently mains supply 80 and battery 50 are switched over.
When being reduced to a certain extent in view of the electricity of battery 50, may influence its powered to DC load 90 it is steady
It is qualitative, therefore in a preferred embodiment, method of supplying power to may also include after step S506：
Step S508, judges whether the electricity of battery 50 is down to predetermined lowest threshold.If judge the electricity of battery 50
Amount minimizes threshold value, then performs step S510；Otherwise, step S512 is performed.
Step S510, keep being powered from battery 50 to DC load 90.
In certain embodiments, the lowest threshold referred in step S508 is the electricity for accounting for the total capacity 10-20% of battery 50
Amount；More preferably account for the electricity of the total capacity 15% of battery 50.
As can be seen here, in a preferred embodiment of the invention, after powering from battery 50 to DC load 90, can continue to detect
The electricity of battery 50, if the electricity of battery 50 is reduced to lowest threshold, supplied from mains supply 80 to DC load 90
Electricity；If the electricity of battery 50 does not drop to lowest threshold temporarily, continuation is powered from battery 50 to DC load 90, until storing
The electricity of battery 50 minimizes threshold value, is powered from mains supply 80 to DC load 90.Then, continue to detect battery 50
Electricity, until the electricity of battery 50 reaches power supply threshold value, then powered by battery 50, so moved in circles.
In certain embodiments, the method for supplying power to of the embodiment of the present invention also include refrigerator 100 power-off after again on it is electric when,
Powered from mains supply 80 to DC load 90；Perform step S502 again afterwards.In further embodiments, when refrigerator 100 is disconnected
When upper electric again after electricity, that is, step S502 is performed, detect the electricity of battery 50, if the electricity of battery 50 is not up to default
Power supply threshold value, then powered (i.e. step S512) from mains supply 80 to DC load 90；If the electricity of battery 50 reaches
Default power supply threshold value, then powered (i.e. step S506) from battery 50 to DC load 90.
So far, although those skilled in the art will appreciate that detailed herein have shown and described multiple showing for the present invention
Example property embodiment, still, still can be direct according to present disclosure without departing from the spirit and scope of the present invention
It is determined that or derive many other variations or modifications for meeting the principle of the invention.Therefore, the scope of the present invention is understood that and recognized
It is set to and covers other all these variations or modifications.
Claims (14)
1. a kind of refrigerator, including inner bag and condenser, it is characterised in that the refrigerator also includes temperature-difference power generation module, is arranged on
Between the condenser and the inner bag, the temperature-difference power generation module includes：
Collecting plate, it is thermally coupled with the condenser；
Cold portion is passed, it is thermally coupled with the inner bag；And
At least one power generation sheet, it is interposed between the collecting plate and the cold portion of biography, to utilize the collecting plate and the biography
The temperature difference between cold portion produces electric energy；Wherein
At least four connecting plates for passing cold portion and including passing cold drawing and from the biography cold drawing towards the inner bag extending, wherein described
At least one power generation sheet is interposed between the collecting plate and the biography cold drawing, at least four connecting plate and the interior gallbladder-heat
Connection；
The outer surface of the inner bag caves inward to form mounting groove, positioned at the appearance of the inner bag of the mounting groove upper and lower ends
Face extends to the mounting groove to form the first fastener respectively, and the outer surface of first fastener forms limited location
Groove；
At least four connecting plate is vertically arranged at intervals, wherein the end of two connecting plates positioned at upper and lower ends
End is respectively protruding into the stopper slot of two first fasteners and is brought into close contact with the bottom wall of stopper slot；And
Side is bent to form the second fastener outwardly for the end of neighbouring outermost two connecting plates of two connecting plates up and down,
Mutually to be fastened with first fastener.
2. refrigerator according to claim 1, it is characterised in that
The collecting plate with it is described biography cold drawing be bolted, by two end faces of at least one power generation sheet respectively with
The collecting plate and the biography cold drawing are brought into close contact；Wherein
The bolt is made of plastics.
3. refrigerator according to claim 1, it is characterised in that
The inner bag includes refrigerated liner, and the temperature-difference power generation module is arranged between the condenser and the refrigerated liner.
4. refrigerator according to claim 1, it is characterised in that also include：
Expanded material, it is filled in the space between the biography cold drawing and the inner bag.
5. refrigerator according to claim 1, it is characterised in that
The power generation sheet is semiconductor temperature difference thermocouple.
6. refrigerator according to claim 1, it is characterised in that also include：
Battery, electrically connected with least one power generation sheet, to utilize electric energy caused by least one power generation sheet to it
Charged；And
Power switcher, the DC load of the refrigerator are connected by the power switcher and the battery and mains supply
Connect, to be powered from the battery or the mains supply to the DC load.
7. refrigerator according to claim 6, it is characterised in that also include：
Electric quantity detection apparatus, it is configured to detect the electricity of the battery；
The power switcher is configured to：
Before the electricity of the battery reaches default power supply threshold value, supplied from the mains supply to the DC load
Electricity；And
After the electricity of the battery reaches the power supply threshold value, powered from the battery to the DC load.
8. refrigerator according to claim 7, it is characterised in that
The power switcher is configured to：
After being powered from the battery to the DC load,
Before the electricity of the battery is down to default lowest threshold, keep being supplied from the battery to the DC load
Electricity；And
After the electricity of the battery is down to default lowest threshold, powered from the mains supply to the DC load.
9. refrigerator according to claim 8, it is characterised in that
The power supply threshold value is to account for the electricity of the battery total capacity 30-50%；
The lowest threshold is the electricity for accounting for the battery total capacity 10-20%.
10. refrigerator according to claim 6, it is characterised in that
The power switcher is configured to：
When going up electric again after refrigerator power-off, powered from mains supply to the DC load.
A kind of 11. method of supplying power to for being used for the refrigerator as any one of claim 1-10, it is characterised in that including：
Detect the electricity of the battery of the refrigerator；
Judge whether the electricity of the battery reaches default power supply threshold value,
After the electricity of the battery reaches the power supply threshold value, supplied from the battery to the DC load of the refrigerator
Electricity；
Otherwise, powered from mains supply to the DC load.
12. method of supplying power to according to claim 11, it is characterised in that powered from the battery to the DC load
Afterwards, the method for supplying power to also includes：
Judge whether the electricity of the battery of the refrigerator is down to predetermined lowest threshold,
After the electricity of the battery is down to the lowest threshold, powered from mains supply to the DC load；
Otherwise, keep being powered from the battery to the DC load.
13. method of supplying power to according to claim 12, it is characterised in that
The power supply threshold value is to account for the electricity of the battery total capacity 30-50%；
The lowest threshold is the electricity for accounting for the battery total capacity 10-20%.
14. method of supplying power to according to claim 11, it is characterised in that also include：
When going up electric again after refrigerator power-off, powered from mains supply to the DC load；
The step of electricity of battery described in perform detection afterwards.
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| CN108443817A (en) * | 2018-05-15 | 2018-08-24 | 广东工业大学 | A kind of energy-saving LED device with thermoelectric generation film |
| CN115265036B (en) * | 2022-06-08 | 2023-09-29 | 珠海格力电器股份有限公司 | Power distribution method and device of intelligent refrigerator, storage medium and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102852576A (en) * | 2011-06-28 | 2013-01-02 | 上海市向明中学 | Device capable of utilizing afterheat of refrigerator to generate power |
| CN102997382A (en) * | 2011-09-19 | 2013-03-27 | 珠海格力电器股份有限公司 | Air conditioning system and method for generating power by utilizing waste heat of air conditioning system |
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| JP2000315882A (en) * | 1999-04-28 | 2000-11-14 | Sony Corp | Cooling device and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102852576A (en) * | 2011-06-28 | 2013-01-02 | 上海市向明中学 | Device capable of utilizing afterheat of refrigerator to generate power |
| CN102997382A (en) * | 2011-09-19 | 2013-03-27 | 珠海格力电器股份有限公司 | Air conditioning system and method for generating power by utilizing waste heat of air conditioning system |
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