CN107131650A - One kind is according to the electrically heated water heater of peak valley - Google Patents
One kind is according to the electrically heated water heater of peak valley Download PDFInfo
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- CN107131650A CN107131650A CN201610112337.0A CN201610112337A CN107131650A CN 107131650 A CN107131650 A CN 107131650A CN 201610112337 A CN201610112337 A CN 201610112337A CN 107131650 A CN107131650 A CN 107131650A
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- water heater
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- paddy electricity
- electrically heated
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
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- General Engineering & Computer Science (AREA)
- Control Of Resistance Heating (AREA)
Abstract
The invention provides one kind according to the electrically heated water heater of peak valley, the water heater includes a controller, it is connected with signal receiving module, it is connected and receives the control signal of intelligent electric meter transmission with intelligent electric meter, the water heater also includes paddy electricity heating mode, controls water heater to be heated according to control signal.The water heater of the present invention can avoid Peak power use, make full use of the electric power resource of paddy electricity period, reduce the peak-valley difference between paddy electricity and peak load, strengthen the security of operation of power networks, and greatly save the electricity charge.
Description
Technical field
The present invention relates to the control technology field of water heater, more particularly to one kind can stagger Peak power use, reasonable distribution electricity
Can, i.e., according to the electrically heated water heater of peak valley.
Background technology
At present, the peak-valley difference between paddy electricity and peak load is increasing, causes peak load regulation network problem to become increasingly conspicuous.Grow this
Go down, not only directly affect the safe and stable operation of power network, can also increase hair, power supply cost, reduce power supply reliability,
Improve electricity cost.On the other hand, in season in spring and autumn and night, about 40% or so electric power resource is in idle state,
The safe operation of power network and the economic benefit of electric power enterprise are had a strong impact on.And electric power can not be stored, the system of supply of electric power
Property, randomness and height reliability, this is the important feature that electric power is different from other commodity.
Multi-purpose trough-electricity, can both improve power quality, and stable power-supplying order reduces the production cost of electricity consumption enterprise, again
The utilization rate of generation and supply electric equipment can be improved, the input of power network and variable load plant's construction investment is reduced.
At present, for the period of trough-electricity, power network has two ways to notify everybody, and the first is by notice
Pattern, inform everybody certain day certain period be trough-electricity, such as：Only enjoyed low to 31 days March next year from November 1
Paddy electricity consumption is preferential；The low ebb preferential period is evening 23:00 to next day early 7:00；Second is to trough-electricity period, power network
The level signal that can be different from usually to ammeter (intelligent electric meter for supporting count by time sharing) hair one of user family, ammeter
Receive after the signal, the charging of the trough-electricity electricity charge will be used, such as：The signal is usually high level, during low ebb
Section is low level, and what ammeter was received is high level, just using the electric charging in peak, receives low level, just uses paddy electricity
Charging.
No matter electric heater, the household electrical appliance that substantially present people's life must be used, can all use it daily
Wash one's hands, have a bath, doing washing etc..It is not only personal family, hotel, hotel, hotel, barber shop, pedicure shop, school
Dormitory etc. commercial location, also be unable to do without the application of water heater.
Air-source water heater, is the newcomer in water heater family, also referred to as " air source hot pump water heater "." air energy
Water heater " is absorbed into the low-temperature heat quantity in air to come, and gasifies by fluorine medium, then by being heated up after compressor compresses
Supercharging, then by heat exchanger conversion feedwater heating, the high temperature heat after compression heats water temperature with this.Air-source water heater
With it is energy-efficient the characteristics of, manufacture identical hot water amount, be 4-6 times of electric heater, its annual thermal effect ratio is electric
4 times of heating are high using efficiency.
Whether electric heater or air-source water heater, at present when using water heater, are substantially two ways：
Firstth, water heater is had been in heating process, and water temperature is low or hot water is few, will be heated at once；Secondth,
Only heated using preceding, it usually needs preheating 20 minutes to 40 minutes.
Contrast both modes, the second way more power saving some, but two ways is required to enter in the peak electric period
Row heating, and the electricity consumption of peak electric period is not only costly, and also a large number of users electricity consumption simultaneously can also influence operation of power networks
Security, increase power network hair, power supply cost, the peak-valley difference between increase paddy electricity and peak load, therefore it is badly in need of a kind of root
According to the electrically heated water heater of peak valley, the electric power resource of paddy electricity period can be made full use of to solve the above problems.
In view of this it is special to propose the present invention.
The content of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art there is provided one kind according to the electrically heated heat of peak valley
Hydrophone so that water heater can automatically be heated in the paddy electricity period, realize reduce power network peak-valley difference, reduce power network hair,
Power supply cost, the purpose for improving safe operation of electric network and saving user's electricity cost.
The technical solution adopted for the present invention to solve the technical problems is：
There is provided a kind of according to the electrically heated water heater of peak valley, the water heater includes a controller, is connected with signal and receives mould
Block, is connected and receives the control signal of intelligent electric meter transmission with intelligent electric meter, and the water heater also includes paddy electricity heating mode,
Water heater is controlled to be heated according to control signal.
Further, control signal includes peak electric signal and paddy electricity signal；
The peak electric signal is the trigger signal that peak of power consumption period intelligent electric meter is sent to water heater；
The paddy electricity signal is the trigger signal that low power consumption period intelligent electric meter is sent to water heater.
Further, in paddy electricity heating mode, when receiving paddy electricity signal, control water heater is heated, and is received
During peak electric signal, control water heater stops heating.
Further, the signal receiving module is a receiver port, is arranged on water heater computer board, passes through letter
Number line is connected with intelligent electric meter.
Further, the intelligent electric meter is count by time sharing ammeter, is connected with power network, can receive the high/low of power network transmission
Level signal, and send control signal corresponding with high/low level signal to the signal receiving module.
Further, the water heater also includes water flow sensor, for detecting the water consumption in the water heater unit interval.
Further, the water heater also includes standard heating mode, and water heater heating is controlled according to user's design temperature,
So that water temperature is consistent with user's design temperature in water heater；
Under any heating mode, when detecting that water consumption reaches predetermined threshold value in the unit interval, control water heater switching
To standard heating mode.
Further, the controller also includes setup module, for configuring the setting of the function in different heating pattern；
In paddy electricity heating mode, paddy electricity signal can be set by high/low level triggers in the setup module.
Further, the water heater also includes timing heated pattern, starts water heater within the default paddy electricity time and goes forward side by side
Row heating.
Further, the controller also includes a heating mode handover module, and timing heated is controlled according to the selection of user
The work of pattern and paddy electricity heating mode.
The beneficial effect of technical scheme that the specific embodiment of the invention is provided is：
Firstth, Peak power use is avoided, the electric power resource of paddy electricity period is made full use of, has saved electric energy, save electricity consumption
Expense；
Secondth, using the intelligent electric meter for supporting count by time sharing, and it is connected with intelligent electric meter, water heater is according to receiving
The heating of paddy electricity signal peak-trough electricity signal automatic start, stopping heating, are set, use more facilitates again without user；
3rd, selection timing heated pattern can freely set the heat time section of water heater according to the actual requirements, can avoid
Peak power use can meet the demand of different user again；
4th, support timing heated and paddy electricity heating being combined, meet the use demand of different user so that water heater
Mode of heating more hommization, lifted Consumer's Experience.
Brief description of the drawings
, below will be to institute in embodiment for the technical scheme in the clearer explanation specific embodiment of the invention
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some realities of the present invention
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is a kind of structural representation according to the electrically heated water heater of peak valley that the present invention is provided；
Fig. 2 is another structural representation according to the electrically heated water heater of peak valley that the present invention is provided.
Embodiment
The present invention provides a kind of according to the electrically heated water heater of peak valley, and the structural representation of the water heater was as shown in figure 1, should
Water heater includes a controller, is connected with signal receiving module, is connected and receives the control of intelligent electric meter transmission with intelligent electric meter
Signal processed, the water heater also includes paddy electricity heating mode, controls water heater to be heated according to control signal.
It is preferred that, as shown in Fig. 2 the water heater also includes timing heated pattern, start heat within the default paddy electricity time
Hydrophone is simultaneously heated；Controller include heating mode handover module, according to the selection of user control timing heated pattern and
The work of paddy electricity heating mode.
(1) when selecting timing heated pattern, timing heated pattern startup work.
Further, timing heated pattern starts water heater and heated within the default paddy electricity time, wherein, during paddy electricity
Between can freely be set according to actual conditions by user.Specifically, timing heated pattern acquiring current time and when judging current
Carve whether within the default paddy electricity time, if it is start water heater, and the water in water heater is heated to preset temperature
Stop heating afterwards, then the water temperature in periodic detection water heater, restarts water heater when detecting water temperature drop and heated,
Until water temperature reaches preset temperature again, so by the water temperature stability in water heater above and below preset temperature so that in paddy electricity
There is enough hot water in time heater inside, so make full use of the electric power resource of paddy electricity period, and save electricity cost.
It is preferred that, as shown in Fig. 2 controller also includes setup module, set for configuring the function in different heating pattern
Fixed, in timing heated pattern, the setup module can set the paddy electricity time that water heater is heated that starts, Yong Huke
Enter in setup module and be configured before using water heater, correspondingly, water heater is provided with set key and "+" "-"
Key and display module, can first select heating mode in setup module, be reconfigured at the function setting under the pattern, specifically
Method to set up is as follows：
In the power-offstate, long-press " setting " key 6S enters engineering mode, then by "+" "-" key, choosing
Select on heating mode option, display module corresponding display icon " LP " corresponding with the pattern, then to press " setting " key true
Recognize, now, then press "+" "-" key and cut and accordingly show " 01 " and " 02 " on icon on display module, display module,
" 01 " represents and function setting is carried out to timing heated pattern, and " 02 " is represented carries out function setting to paddy electricity heating mode,
It may be selected " 01 ", press " SET " key and preserve and exit.
After selection " 01 " is preserved and exited, that is, represent currently carry out timing heated pattern function setting, it is now right again
Heating mode carries out function setting, and method to set up is as follows：Under open state, press " setting " key and enter Setting pattern,
Press and show " L1 " on the paddy electricity time that " SET " key sets water heater start by set date, display module, and " START " figure
Punctuate is bright, represents between being provided that now at the beginning of the paddy electricity time, now the flicker of hour position, now by "+", "-"
Adjustable hour, then the flicker of " SET " key minute position is pressed, minute is can adjust by "+", "-", " SET " key is pressed in continuation,
" START " icon extinguishes, and represents that the time started, setting completed, " STOP " icon is lighted, expression is provided that paddy now
The end time of electric time, its adjust when, point method ibid；Set up after one group of beginning and ending time, if user also needs
Also to start water heater in another period and be heated, and two groups of periods are discontinuous, now also can be set the
Two groups of beginning and ending times, method is as follows：Display " L2 " on " SET " key, display module, and " START " figure are pressed in continuation
Punctuate is bright, represent now be provided that at the beginning of second group of beginning and ending time between, during regulation, point method ibid；Continue
" SET " key is pressed, " START " icon extinguishes, represent that the time started, setting completed, " STOP " icon is lighted, represent existing
Be provided that the end time of second group of beginning and ending time, during regulation, point method ibid, finally press " SET " key confirmation
And exit.During adjusting above, it is L1 that the acquiescence paddy electricity period is confirmed if flashing 6 seconds without button operation：
23:00-07:00, L2：00：00-00:00.Wherein, if the period interval of setting is 0, then it is assumed that do not open
Dynamic timing heated pattern；It is preferred that, it is invalid by other buttons when icon flashes, its keypress function is not performed.
It is preferred that, if user is not provided with the paddy electricity time of water heater start by set date and is directly entered timing heated pattern,
Then water heater automatically selects the default time in computer board to perform.
(2) when selecting paddy electricity heating mode, paddy electricity heating mode startup work, wherein, signal receiving module can connect
Receive the control signal of power network transmission and pass to controller, the paddy electricity heating mode being connected with controller can be according to control signal
Control water heater is heated.
Needed when wherein, from the pattern with supporting the intelligent electric meter of paddy electricity function to be connected, intelligent electric meter is connected with power network.
Wherein, control signal include peak electric signal and paddy electricity signal, peak electric signal be peak of power consumption period intelligent electric meter to
The trigger signal that water heater is sent；Paddy electricity signal is that the triggering that low power consumption period intelligent electric meter is sent to water heater is believed
Number；In paddy electricity heating mode, when receiving paddy electricity signal, control water heater is heated, and is reached after preset temperature
Stop heating, then the water temperature in periodic detection water heater, restarts water heater when detecting water temperature drop and heated,
Until water temperature reaches preset temperature again, so by the water temperature stability in water heater above and below preset temperature so that in paddy electricity
There is enough hot water in time heater inside；When receiving peak electric signal, directly water heater is controlled to stop heating, preferably
, also controllable heat water producer enters holding mode, and the temperature of the maintenance in the holding mode can be entered with paddy electricity heating mode
Preset temperature during row heating is consistent, can also be less than the preset temperature.
Specifically, signal receiving module be a receiver port, be arranged on water heater computer board, by signal wire with
Intelligent electric meter is connected, and can receive the control signal of intelligent electric meter transmission.The intelligent electric meter is count by time sharing ammeter, that is, is needed
Charging at times is carried out to household electricity peak-trough electricity.
Wherein, peak-trough electricity is a kind of new electricity price classification for carrying out pilot among city dweller at present, and it will be one day 24 small
When be divided into two periods, early 8 points to the late 22 points periods for 14 hours are generally referred to as crest segment, this when
Between section be the user power utilization more period also relatively concentrated, the electricity consumption of the period is referred to as peak electricity, and electricity price is higher；By late 22 points
It is referred to as paddy section to next day early 8 points of periods for 10 hours, this period user power utilization is less, the electricity consumption of the period
Referred to as paddy electricity, electricity price is relatively low.
Further, a receiver port and signal output port, receiver port and electricity are provided with the intelligent electric meter
Net is connected, and signal output port is connected with the receiver port of water heater.
Power network sends the signal of varying level, intelligence in peak electric period and paddy electricity period to realize time-shared charge to intelligent electric meter
Can ammeter perform different Freight Basis when receiving the signal of varying level, for example, in the peak electric period, power network is to intelligence
Ammeter sends high level, and intelligent electric meter receives high level and carrys out charging according to the electricity price of peak electricity, in the paddy electricity period, power network to
Intelligent electric meter sends low level, and charging is carried out according to the electricity price of paddy electricity when intelligent electric meter receives low level.
Further, the signal output port of intelligent electric meter can be sent out ON/OFF signal to the electricity for supporting paddy electricity function
Device, the high/low level received according to intelligent electric meter receiver port, intelligent electric meter signal output port is outwards exported
Corresponding ON/OFF signal, such as within the peak electric period, power network sends high level signal to intelligent electric meter, and intelligent electric meter connects
Signal output port is closed always when receiving high level, and the signal that the water heater being connected with intelligent electric meter is received is normally closed letter
Number, then it is assumed that the ON signal (representative is connected with water heater) of intelligent electric meter output is peak electric signal, and user can use
The type of preceding setting peak electric signal and paddy electricity signal on water heater, that is, set peak electric signal and which correspondence of paddy electricity signal normal
Signal is closed, which normally opened signal of correspondence, if paddy electricity signal is set into normally closed signal, peak electric signal is corresponding to be
Normally opened signal, after being provided with, water heater is judged as paddy electricity signal according to user's when being set in and receiving normally closed signal,
Now control water heater is heated, and is judged as peak electric signal when receiving normally opened signal, now controls water heater to stop
Only heat, or enter holding mode.
The level signal that different power networks is sent to peak-trough electricity is different, and Utilities Electric Co. is generally notified that and supplied using the Utilities Electric Co.
The user of electricity, the trough-electricity mark that they send is low level or high level, after user learns, further according to intelligent electric meter
On water heater is set to the explanation of signal input interface and signal output interface, it is preferred that for the setting in controller
Module, it is to configure the function setting in different heating pattern that it, which is acted on, and in paddy electricity heating mode, the setup module can be set
Paddy electricity signal is put by high/low level triggers, specific method to set up is as follows：
In the power-offstate, long-press " setting " key 6S enters engineering mode, then by "+" "-" key, choosing
Select on heating mode option, display module corresponding display icon " LP " corresponding with the pattern, then to press " setting " key true
Recognize, now, then press "+" "-" key and cut and accordingly show " 01 " and " 02 " on icon on display module, display module,
" 01 " represents and function setting is carried out to timing heated pattern, and " 02 " is represented carries out function setting to paddy electricity heating mode,
It may be selected " 02 ", press " SET " key and preserve and exit.
After selection " 02 " is preserved and exited, that is, represent that currently function setting can be carried out to paddy electricity heating mode, now need
Being re-introduced under engineering mode selects ON/OFF signal to be identified as trough-electricity, and specific method is as follows：
In the power-offstate, press " setting " key 6 seconds, into engineering mode, then by "+" "-" key, will show
The icon of module is transferred to " LH ", is represented and is entered the setting of civil power trough-electricity switching function, wherein, the function of " LH " is only at " LP "
Ability is effective when the mode of " 02 " is have selected in pattern, can switch display module flicker by "+" "-" key afterwards
The icon " no " of display and " nc ", wherein " no " represents " the trough-electricity switching signal of Utilities Electric Co. is normally opened signal ",
" nc " is represented " the trough-electricity switching signal of Utilities Electric Co. is normally closed signal ".User can send out according to power network in the paddy electricity period
Indicate the corresponding relation of input signal and output signal on the high/low level and intelligent electric meter sent to select, for example, electric
Power company sends high level in the peak electric period to intelligent electric meter, and low level, intelligence electricity are sent to intelligent electric meter in the paddy electricity period
Output port is closed when table receives high level, now water heater receive for normally closed signal, intelligent electric meter receives low
Output port is opened during level, now water heater receive for normally opened signal, according to this rule, then normally opened signal is
Paddy electricity signal is represented, therefore user can select " no " on water heater, water heater then thinks the normally opened signal received
Paddy electricity signal, the normally closed signal received thinks peak electric signal, after being provided with, presses the confirmation of " SET " key.
It is preferred that, in the present embodiment, water heater also includes Hybrid Heating pattern, that is, controls timing heated pattern and paddy electricity
Heating mode is worked simultaneously, and Hybrid Heating pattern is described in detail below：
Specifically, user can select Hybrid Heating pattern in heating mode handover module, now timing heated pattern and paddy
Electrical heating pattern starts work simultaneously.User is needed according to above-mentioned method to set up before using water heater to timing heated mould
Formula and paddy electricity heating mode are configured, after user is provided with, and water heater is automatically by the paddy electricity time of user preset with leading to
The period for crossing intelligent electric meter reception paddy electricity signal is overlapped, for example, the paddy electricity period set in timing heated pattern
For late 22 points-early 4 points, and the paddy electricity signal of Utilities Electric Co. is late 23 points-early 6 points, then the whole paddy electricity time is evening 22
6 points of point-morning.
It is preferred that, as shown in Fig. 2 the water heater also includes water flow sensor, for detecting in the water heater unit interval
Water consumption.Wherein, water flow sensor is mainly by copper valve body, water flow rotor component, current stabilization component and Hall element group
Into it is used to measure flow of inlet water mounted in the water inlet end of water heater.When water flows through rotor assembly, magnet rotor is rotated,
And rotating speed is with the linear change of flow.Hall element exports the computer board that corresponding pulse signal feeds back to water heater,
Water heater computer board judges the size of water-carrying capacity, and is judged according to inherent logic, and water is used in the unit interval when detecting
When amount reaches predetermined threshold value, control water heater is switched to standard heating mode.
Wherein, standard heating mode hot water device maintains a normally open and continues to be heated to the water temperature of user's setting, reaches setting water
Stop heating after temperature, burner on light is gone out, and water heater is begun to warm up again when detecting water temperature drop, and burner on light is bright,
So repeatedly, so as to the water temperature in water heater is controlled above and below the water temperature of user's setting, to provide the user foot at any time
Enough hot water.
It is preferred that, no matter the heating mode of current water heater is any, no matter also current water heater is in heating, stopped
Heating or keeping warm mode, when detecting that water consumption reaches predetermined threshold value in the unit interval, all control water heater to be switched to
Standard heating mode, if detect in the unit interval water consumption and be less than predetermined threshold value, over time (this when
Between can be that water heater program is default or user oneself is default), automatically switch to original heating mode.
For example, current water heater is in paddy electricity heating mode, current slot is the peak electric period, and water heater heats for stopping
State, now user discharge water bathing, water flow sensor detects water consumption in the current one time and reaches predetermined threshold value,
Then automatic that the heating mode of water heater is switched into standard heating mode, water heater, which starts, to be heated and water temperature is maintained into user
In default temperature, when user after a bath after, water flow sensor detects current water consumption for 0, then after 5 minutes will
The heating mode of water heater switches back into paddy electricity heating mode, and water heater returns to the state for stopping heating.
Described above is only presently preferred embodiments of the present invention, not makees any formal limitation to the present invention, although
The present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any technology people for being familiar with this patent
Member without departing from the scope of the present invention, when the technology contents using above-mentioned prompting make a little change or modification
For the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technology according to the present invention is real
Any simple modification, equivalent variations and modification that confrontation above example is made, in the range of still falling within the present invention program.
Claims (10)
1. one kind is according to the electrically heated water heater of peak valley, it is characterised in that the water heater includes a controller, connection
There is signal receiving module, be connected and receive the control signal of intelligent electric meter transmission with intelligent electric meter, the water heater also includes
Paddy electricity heating mode, controls water heater to be heated according to control signal.
2. one kind according to claim 1 is according to the electrically heated water heater of peak valley, it is characterised in that control signal
Including peak electric signal and paddy electricity signal；
The peak electric signal is the trigger signal that peak of power consumption period intelligent electric meter is sent to water heater；
The paddy electricity signal is the trigger signal that low power consumption period intelligent electric meter is sent to water heater.
3. one kind according to claim 2 is according to the electrically heated water heater of peak valley, it is characterised in that in paddy electricity plus
In heat pattern, when receiving paddy electricity signal, control water heater is heated, when receiving peak electric signal, controls water heater
Stop heating.
4. one kind according to claim any one of 1-3 is according to the electrically heated water heater of peak valley, it is characterised in that
The signal receiving module is a receiver port, is arranged on water heater computer board, passes through signal wire and intelligent electric meter
It is connected.
5. one kind according to claim any one of 1-3 is according to the electrically heated water heater of peak valley, it is characterised in that
The intelligent electric meter be count by time sharing ammeter, be connected with power network, can receive power network send high/low level signal, and to
The signal receiving module sends control signal corresponding with high/low level signal.
6. according to any described one kind of claim 1-3 according to the electrically heated water heater of peak valley, it is characterised in that institute
Stating water heater also includes water flow sensor, for detecting the water consumption in the water heater unit interval.
7. one kind according to claim 6 is according to the electrically heated water heater of peak valley, it is characterised in that the hot water
Device also includes standard heating mode, controls water heater heating according to user's design temperature so that water temperature and user in water heater
Design temperature is consistent；
Under any heating mode, when detecting that water consumption reaches predetermined threshold value in the unit interval, control water heater switching
To standard heating mode.
8. one kind according to claim 2 is according to the electrically heated water heater of peak valley, it is characterised in that the control
Device also includes setup module, for configuring the setting of the function in different heating pattern；
In paddy electricity heating mode, paddy electricity signal can be set by high/low level triggers in the setup module.
9. one kind according to claim 1 is according to the electrically heated water heater of peak valley, it is characterised in that the hot water
Device also includes timing heated pattern, starts water heater within the default paddy electricity time and is heated.
10. one kind according to claim 9 is according to the electrically heated water heater of peak valley, it is characterised in that the control
Device also includes a heating mode handover module, according to the selection control timing heated pattern and the work of paddy electricity heating mode of user
Make.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113587188A (en) * | 2021-08-14 | 2021-11-02 | 山东佐耀智能装备股份有限公司 | Intelligent control system for multiple air source heat pump centralized heating stations |
| CN113983524A (en) * | 2021-10-27 | 2022-01-28 | 云能科技有限公司 | Light storage direct-flexible air source heat pump unit and system operation method |
| CN114992969A (en) * | 2022-04-25 | 2022-09-02 | 珠海格力电器股份有限公司 | Time-sharing power utilization control method and device and refrigerator |
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