CN104110878B - Electric heater and its control method with ECO functional modes - Google Patents
Electric heater and its control method with ECO functional modes Download PDFInfo
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- CN104110878B CN104110878B CN201310719659.8A CN201310719659A CN104110878B CN 104110878 B CN104110878 B CN 104110878B CN 201310719659 A CN201310719659 A CN 201310719659A CN 104110878 B CN104110878 B CN 104110878B
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Abstract
The present invention proposes a kind of electric heater and its control method with ECO functional modes, and electric heater includes operation interface, and operation interface has ECO function buttons, and control method comprises the following steps：When ECO function buttons are triggered, control electric heater enters ECO functional modes；Obtain the water habits historical record of user；The current offer hot water amount of electric heater is provided；According to water habits historical record and currently hot water amount can be provided and calculated and shift to an earlier date the heat time, and control electric heater to be heated when reaching the heat time in advance.The electric heater and its control method with ECO functional modes of the present invention, ECO function buttons be triggered can energy saving in running pattern, it is simple and convenient, and can be heated in advance, meet user in the bathing demand with the water time, it is possible to reduce energy waste caused by excessive heating.Do not have to water time control electric heater without heating in user, greatly save the energy.
Description
Technical field
The present invention relates to electrical equipment manufacturing technology field, more particularly to a kind of electric heater with ECO functional modes, and
The control method of the electric heater.
Background technology
At present, electric heater is increasingly becoming commonplace household electrical appliance, wherein, a part is mechanical control, temperature
Control accuracy is low, and each use needs artificially manually operated；Other some electronic type control, control circuit compare
Simply, general that only the temperature of user's setting is responded, if design temperature is too high, hot water can not be applied fully, cause to provide
Source is wasted, if design temperature is too low, it is necessary to be heated again, the shower for not reaching plug and play is experienced.Or some controls
Process processed is the circulating-heating mode of heating-insulating-heating, is also at heated condition when user does not apply to hot water, causes to provide
Source wastes.
In addition, disclosing a kind of intelligent type energy saving electric water heater in the related art, the electric heater can be by analyzing user
The laws of use of user is grasped to the service condition of hot water, so as to non-water temperature be controlled with the water period what is judged by micro computer
In lower temperature range, heated in advance for user automatically before being arrived with the water moment.And the electric heater is provided with intelligence
Can pattern, manual mode and timing mode Three models button.The shortcomings that electric heater, has：In period of no using water by water temperature
Control still can heat in lower temperature, this period, and electric heater is still in heating-insulating-heated condition, for example, if user
It is outgoing for a long time, still result in the waste of the energy；In addition, the above-mentioned Three models set, easily cause confusion of concepts, user
Do not know how to select, and system processing is more complicated.
The content of the invention
The purpose of the present invention is intended at least solve above-mentioned technical problem to a certain extent.
Therefore, it is an object of the present invention to propose a kind of control method of the electric heater with ECO functional modes,
The control method can control electric heater to be heated in advance, meet user in the bathing demand with the water time, in user not
With water time control electric heater without heating, the energy is greatlyd save, the control method is simple to operate.
It is another object of the present invention to propose a kind of electric heater with ECO functional modes.
To reach above-mentioned purpose, one aspect of the present invention embodiment proposes a kind of electric heater with ECO functional modes
Control method, wherein, the electric heater includes operation interface, and the operation interface has ECO function buttons, the controlling party
Method comprises the following steps：When the ECO function buttons are triggered, the electric heater is controlled to enter ECO functional modes；Obtain
The water habits historical record of user；Obtain the current of the electric heater and hot water amount is provided；And practised according to described with water
Used historical record and it is described hot water amount can be currently provided and calculated shift to an earlier date the heat time, and reach time control in the heat time in advance
The electric heater is made to be heated.Wherein, ECO（Ecology Conservation Optimization, environmental protection and energy saving are moved
Power）It is a kind of operational mode of economical and energy saving, the purpose for saving the energy can be reached.
The control method of the electric heater with ECO functional modes of the embodiment of the present invention, ECO function buttons are triggered i.e.
Controllable electric heater carries out energy saver mode operation, convenient and swift, when controlling electric heater to be run with ECO functional modes, root
According to water habits historical record and currently hot water amount can be provided and calculated and shift to an earlier date the heat time, can be heated in advance automatically, and
Meet that user is using suitable water consumption in time zone with water, it is possible to reduce energy waste caused by excessive heating.
In some embodiments of the invention, wherein, the water habits historical record, which includes the multiple of the user, to be made
It is described according to water habits historical record and described currently to provide heat with time zone and each water consumption using corresponding to time zone
The heat time specifically includes in advance for water calculating：The user is obtained according to the water habits historical record and uses the hot water
Next time zone of device；Obtain the water consumption corresponding to next time zone；According to the water consumption and described can currently carry
Heat time needed for the calculation of heat supply watermeter；And according to calculating the required heat time and next time zone in advance
Heat time.
In some embodiments of the invention, according to the water consumption and it is described can currently provide hot water amount calculate needed for add
The hot time, specifically include：It can provide whether hot water amount is less than the water consumption described in judgement；If described, to provide hot water amount small
In the water consumption, then according to the water consumption and it is described can currently provide hot water amount calculate needed for the heat time；It is if described
Hot water amount can be provided and be more than or equal to the water consumption, it is described needed for the heat time be zero, then control the electric heater without
Heating.
Electric heater it is current provide water consumption more than or equal to user with the water consumption of water historical record when, control electricity
Water heater does not start heating, it is possible to reduce waste of energy caused by the circulating-heating in correlation technique.
Further, in some embodiments of the invention, the controlling party of the above-mentioned electric heater with ECO functional modes
Method also includes：The temperature and inflow temperature of water in the inner container of electric water heater are detected in real time, wherein, the temperature of water in the inner bag
Including the first temperature, second temperature and the 3rd temperature；According to first temperature, second temperature and the 3rd temperature and enter water temperature
Degree, being calculated by equation of heat balance described can currently provide hot water amount.
To reach above-mentioned purpose, another aspect of the present invention embodiment proposes a kind of electric hot water with ECO functional modes
Device, the electric heater include：Operation interface, the operation interface have ECO function buttons；Memory, for storing user's
Water habits historical record；Controller, when the ECO function buttons are triggered, the controller controls the electric heater
Into ECO functional modes, and obtain the current of electric heater and hot water amount is provided, and according to the water habits history
Record and it is described can currently provide hot water amount calculate shift to an earlier date the heat time, it is described in advance the heat time reach when control the electricity
Water heater is heated.
The electric heater with ECO functional modes of the embodiment of the present invention, the ECO function buttons controller that is triggered are i.e. controllable
Electric heater processed carries out energy saver mode operation, convenient and swift, controller when controlling electric heater to be run with ECO functional modes,
According to water habits historical record and currently hot water amount can be provided and calculated and shift to an earlier date the heat time, can be heated in advance automatically,
And meet that user is using suitable water consumption in time zone with water, it is possible to reduce energy waste caused by excessive heating.
In some embodiments of the invention, wherein, the water habits historical record, which includes the multiple of the user, to be made
With time zone and each water consumption using corresponding to time zone, the controller is additionally operable to be obtained according to the water habits historical record
Take the user to use next time zone of the electric heater, and obtain the water consumption corresponding to next time zone,
And judge it is described can currently provide whether hot water amount is less than the water consumption, hot water amount can be currently provided be less than the use described
During water, according to the water consumption and it is described can currently provide hot water amount calculate needed for the heat time, and according to described required
Heat time and next time zone calculate the heat time in advance.
In some embodiments of the invention, it is described hot water amount can be currently provided be more than or equal to the water consumption when, institute
State controller and control the electric heater without heating.
Electric heater it is current provide water consumption more than or equal to user with the water consumption of water historical record when, controller
Control electric heater does not start heating, it is possible to reduce waste of energy caused by the circulating-heating in correlation technique.
In some embodiments of the invention, the above-mentioned electric heater with ECO functional modes also includes：First temperature is examined
Device is surveyed, first temperature detector is located at the first half of the inner container of electric water heater, for detecting the temperature of water in the inner bag
Spend to obtain the first temperature；Second temperature detector, the second temperature detector are located at the middle part of the inner container of electric water heater,
For detecting the temperature of water in the inner bag to obtain second temperature；3rd temperature detector, the 3rd temperature detector position
In the lower half of the inner container of electric water heater, for detecting the temperature of water in the inner bag to obtain the 3rd temperature；4th temperature
Detector, the 4th temperature detector are used for the inflow temperature for detecting the electric heater.
In some embodiments of the invention, the controller is additionally operable to according to first temperature, second temperature and
Three temperature and inflow temperature, being calculated by equation of heat balance described can currently provide hot water amount.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
Of the invention above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the flow according to the control method of the electric heater with ECO functional modes of one embodiment of the invention
Figure；
Fig. 2 is the flow chart for shifting to an earlier date the heat time for being calculated in Fig. 1 control method；
Fig. 3 is the stream that water habits historical record is generated according to the water habits of user according to one embodiment of the invention
Cheng Tu；
Fig. 4 is the control method according to the electric heater with ECO functional modes of the specific embodiment of the present invention
Flow chart；
Fig. 5 is the block diagram according to the electric heater with ECO functional modes of one embodiment of the present of invention；And
Fig. 6 is the schematic diagram according to the electric heater with ECO functional modes of the specific embodiment of the present invention.
Reference
Operation interface 10, memory 20 and controller 30, ECO function buttons 101, the first temperature detector 2, second temperature
Detector 3, the 3rd temperature detector 4.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.For letter
Change disclosure of the invention, hereinafter the part and setting of specific examples are described.Certainly, they are only example, and
Purpose does not lie in the limitation present invention.In addition, the present invention can in different examples repeat reference numerals and/or letter.It is this heavy
It is the relation between itself not indicating discussed various embodiments and/or setting for purposes of simplicity and clarity again.This
Outside, the invention provides various specific techniques and material examples, but those of ordinary skill in the art can be appreciated that
The applicable property of other techniques and/or the use of other materials.In addition, fisrt feature described below second feature it
" on " structure can include the first and second features and be formed as the embodiment that directly contacts, other feature shape can also be included
Into the embodiment between the first and second features, such first and second feature may not be direct contact.
In the description of the invention, it is necessary to explanation, unless otherwise prescribed and limit, term " installation ", " connected ",
" connection " should be interpreted broadly, for example, it may be mechanical connection or electrical connection or the connection of two element internals, can
To be to be joined directly together, can also be indirectly connected by intermediary, for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term.
With reference to following description and accompanying drawing, it will be clear that these and other aspects of embodiments of the invention.In these descriptions
In accompanying drawing, some particular implementations in embodiments of the invention are specifically disclosed, to represent to implement the implementation of the present invention
Some modes of the principle of example, but it is to be understood that the scope of embodiments of the invention is not limited.On the contrary, the present invention
Embodiment includes all changes, modification and the equivalent fallen into the range of the spirit and intension of attached claims.
The electric heater with ECO functional modes for describing to propose according to embodiments of the present invention with reference to the accompanying drawings and its control
Method processed.
In the control method of the electric heater with ECO functional modes of the embodiment of the present invention, electric heater has behaviour
Make interface, the operation interface has ECO function buttons, and control method comprises the following steps：
S1, when ECO function buttons are triggered, control electric heater enters ECO functional modes.
Wherein, ECO（Ecology Conservation Optimization, environmental protection and energy saving power）It is a kind of economic section
The operational mode of energy, in this mode, electric heater carry out optimal scheduling, can save the energy.
S2, obtain the water habits historical record of user.
Control electric heater to enter after ECO functional modes, obtain the water habits historical record of user, wherein, user
Water habits historical record can include the multiple of user and use time zone and each water consumption using corresponding to time zone.Can be with
Understand, it is interior, it is necessary to record user in predetermined period before ECO functional modes are run, such as with seven days for a cycle
The service condition of electric heater.For example, detect the temperature and electric hot water of water in inner container of electric water heater in real time in predetermined period
The water flow signal of device.When detecting the use water period of user, such as detect the continuous preset time of water flow sensing unit such as 3
In minute when having pulse output, record uses water time point such as date, time and water velocity, according to water time and water flow velocity
Degree can calculate this and use water consumption corresponding to time zone, such as with the water time be t, water velocity S, then corresponding water consumption is
Q '=S*t, can be by water consumption Q ' and with water time point, that is to say, that will use the corresponding using time zone and corresponding water consumption of water
Stored, the corresponding memory cell of memory is set to 1, can also be when detecting that the useless water of user records, by useless water
Time point is stored in memory, and corresponding memory cell is set into 0.In the water habits feelings by user in predetermined period
After condition is for example stored with water using time zone and its corresponding water consumption, then user's water habits historical record is generated.
Control electric heater to enter after ECO functional modes, the water habits historical record of user can be obtained.
S3, obtain the current of electric heater and hot water amount is provided.
After the water habits historical record of user is obtained, such as the information in memory is read in real time, when reading is deposited
When the memory cell of reservoir is 1, that is, represent to should the useful water record of user in time zone, then need to obtain the current of electric heater
Hot water amount can be provided to judge whether to meet the water consumption to time zone should be used.Specifically, inner container of electric water heater is detected in real time
The temperature and inflow temperature of interior water, wherein, the temperature of water can include the first temperature, second temperature and the 3rd temperature in inner bag,
And then according to the first temperature, second temperature, the 3rd temperature and inflow temperature, hot water can currently be provided by being calculated by equation of heat balance
Amount.Such as first temperature can be the inner container of electric water heater first half from top to down 1/3rd at temperature T1, second temperature
Can be inner container of electric water heater middle part temperature T2, the 3rd temperature can be inner container of electric water heater lower half from below to up
1/3rd at temperature T3, and then according to the architectural characteristic of inner container of electric water heater, the volume of inner bag is divided into four parts,
Then total measurement (volume) V=V1+V2+V3+V0 of inner bag, wherein, V1=V0=1/2V2=1/2V3, as needed can be with, it is necessary to explanation
Detect the temperature of more diverse locations in inner container of electric water heater.Detection inflow temperature T ', general T ' is slightly below T3 in real time simultaneously,
Generally lower than T3 3 DEG C, i.e. T ' can be T3-3 DEG C, and user is set to T, generally 40 DEG C with the comfort temperature of water in addition.According to heat
Equilibrium equation, which can then obtain, can now provide hot water amount Q satisfactions in inner bag：
Q* (T-T ')/V=V1* (T1-T ')/V+V2 (T12-T ')/V+V3* (T23-T ')/V+V0* (T3-T ')/V,（1）
Wherein, T1, T2, T3 can detect acquisition, and the average value that T12, T23 are respectively T1 and T2, T2 and T3 is known quantity,
T ', T can use common such as T3-3 DEG C and 40 DEG C of value, then can calculate now available hot water amount in inner bag.
S4, it according to water habits historical record and currently can provide hot water amount and calculate the heat time in advance, and add in advance
Control electric heater is heated when the hot time reaches.
The water habits historical record of user is obtained by step S2, and the current of electric heater that step S3 is obtained can
Hot water amount is provided, and then according to the water habits historical record of user and the relation between hot water amount can be currently provided controls electric heating
The operation of hydrophone.Specifically, in one embodiment of the invention, as shown in Fig. 2 according to water habits historical record and currently
Hot water amount's calculating can be provided, and the heat time specifically includes in advance：
S41, next time zone of the user using water heater is obtained according to water habits historical record.
Water habits historical record includes multiple in predetermined period of user using time zones and each uses time zone
Corresponding water consumption, in order to get out suitable hot water amount in advance for user according to the water habits of user, according to the use of preservation
Family water habits historical record obtains next time zone that user uses electric heater.And perform step S42.
S42, obtain the water consumption corresponding to next time zone.
Water consumption corresponding to next time zone in obtaining step S41.
S43, can according to water consumption and currently provide hot water amount calculate needed for the heat time.
Further comprise in this step：It can currently provide whether hot water amount is less than water consumption firstly the need of judgement, that is, sentence
It is disconnected currently to provide whether hot water amount disclosure satisfy that the next of user uses water consumption corresponding to time zone in step S42, if
Hot water amount can be currently provided and be more than or equal to water consumption, the required heat time is zero, then controls electric heater without heating, also
It is to say, when current electric heater can provide hot water amount and can meet user's ensuing water consumption using in time zone, is then not required to
Water heater is controlled to be heated.If hot water amount can be currently provided less than next using water consumption corresponding to time zone, root
Can according to water consumption and currently provide hot water amount calculate needed for the heat time, that is, say, can currently provide hot water amount it is impossible to meet with
, it is necessary to more hot water amounts during the water demand at family, then can be provided according to water consumption and currently hot water amount calculate needed for when heating
Between.Specifically, the power P of electric heater and inner bag volume are known quantity, it is possible to obtain the temperature of water in inner container of electric water heater
Degree rises the time used in 1 DEG C, and the temperature value for being believed that T2 by the architectural characteristic of inner container of electric water heater is substantially equivalent to T1
With T3 average temperature value, then understand that required heat time t meets by energy conservation equation:
C*Q’*(T2-T’)=P*t （2）
Wherein, C is the specific heat capacity of water, T2, T ' it can detect acquisitions, or T ' is worth such as T3-3 DEG C using common, P is
Known quantity, Q ' can obtain according to the water habits historical record of user, so as to calculate obtain needed for heat time t, enter
And perform step S44.
S44, calculated according to required heat time and next time zone and shift to an earlier date the heat time.
Specifically, the required heat time obtained is calculated according to step S43, and according to user's water habits historical record
The starting of the next time zone obtained with the water moment, can calculate heat time point in advance, and then arrive in the heat time in advance
Up to when control electric heater heated, so as to meet the water demand of user.
In order to which the control method of the electric heater with ECO functional modes of the embodiment of the present invention is better described, below
Illustrated with specific embodiment.
For example, in some specific embodiments of the present invention, ECO function buttons are triggered in user, control electric heater enters
Enter ECO functional modes before, it is necessary to which water habits of the user in predetermined period such as seven days are carried out into record preservation, such as Fig. 3
Shown, preserving the process of water habits generation water habits historical record of the user in predetermined period includes：
S301, the temperature of water in electric heater is detected in real time.
Specifically, the temperature of water in the temperature sensor detection inner container of electric water heater of three diverse locations, example can be set
Such as detect T1, T2, T3.
S302, detect whether to use time zone with water for user.
For example, can by detection be installed on electric heater water mixing valve export flow sensor in preset time for example
Pulse output in 3 minutes, if flow sensor persistently had pulse output in 3 minutes, it is judged as when using water of user
Section is now in using in time zone, conversely, then using the water stage to be non-.Or the rate of change by the temperature of water in electric heater
Judge whether user uses water, be then judged as using the water stage when the rate of change of temperature is more than predetermined threshold value.If in user's
Time zone is used with water, then into step S303, otherwise into step S307.
S303, record discharge time point and water velocity.
S304, this water consumption for using time zone is calculated according to water velocity and with the water time.
For example, this water consumption for using time zone is obtained according to Q '=S*t.
S305, it will be preserved using the period and water consumption in time zone.
For example, will be stored in using the period and water consumption in time zone in memory, then the corresponding memory cell of memory
It is set to 1.And perform step S306.
S306, generate user's water habits historical record on the same day.
S307, record period of no using water.
S308, period of no using water is preserved.
For example, period of no using water is stored in memory, the corresponding memory cell of memory is set to 0.
S309, generate the non-ECO control record datas on the same day.It is user when the memory cell for reading memory is 0
It is non-use the water stage, then do not control electric hot water to be heated.
After water habits historical record of the user in predetermined period such as seven days is saved, ECO is triggered in user
After function button, then electric heater can be controlled to enter ECO functional modes, such as in some embodiments of the invention, such as
Shown in Fig. 4, the process that control electric heater carries out ECO functional mode operations includes：
S401, the temperature of the water in inner container of electric water heater is detected in real time.
Specifically, the temperature of water in the temperature sensor detection inner container of electric water heater of three diverse locations, example can be set
Such as detect T1, T2, T3.
S402, read the water habits historical record of the user in memory.
S403, judge whether be set to 1 in the memory cell of memory.
If it is, reading water consumption of the user in memory cell with water historical record such as user, and enter step
S404, otherwise into step S409.
S404, hot water amount can currently be provided by calculating electric heater.
Such as calculated according to equation of heat balance and obtain hot water amount now can be currently provided in electric heater.
S405, judge currently provide whether hot water amount is less than water consumption of the user with user in water historical record.
If it is, into step S406, otherwise into step S409.
S406, heat time needed for calculating.
Specifically, the temperature for gathering water in inner container of electric water heater for example gathers T1, T2, T3, wherein, heating power adds for P
Thermal capacitance product understands for the time t for often rising 1 DEG C of V electric heater, according to energy conservation equation i.e. according to formula（2）Can be in the hope of
Temperature needed for going out is such as 40 DEG C of target temperature, water consumption Q ' the required heat time.
S407, calculate and shift to an earlier date heat time point.
According to the required heat time, and user's water habits historical record with water using time zone when starting to use water
Between point, then can calculate acquisition shift to an earlier date heat time point.
S408, electric heater is controlled to be heated when the point of heat time in advance reaches.
Control electric heater to be heated when hot spot in advance reaches, that is, say the use of the water habits record according to user
Water is heated to the temperature of user's needs, reaches required temperature and stops heating afterwards, so as to provide the user enough heat
Water, meet the water demand of user.
S409, control electric heater do not start heating.
I.e. when reading the memory cell in memory and being set to 0, as user it is non-with the water stage when, and when being user
The time zone that uses with water, but the current of electric heater provides hot water amount more than or equal in user's water habits historical record
When this uses the water consumption in time zone, control electric heater does not start heating, so as to save the energy.
In summary, the control method of the electric heater with ECO functional modes of the embodiment of the present invention, ECO functions are pressed
Key, which is triggered, can control electric heater to carry out energy saver mode operation, convenient and swift, in control electric heater with ECO functional modes
During operation, it according to water habits historical record and currently can provide hot water amount and calculate the heat time in advance, can be carried automatically
Preceding heating, and meet that user is using suitable water consumption in time zone with water, it is possible to reduce energy wave caused by excessive heating
Take.In addition, water stage, or the current water consumption that provides of electric heater is used to be more than or equal to user with water historical record non-
During water consumption, control electric heater does not start heating, it is possible to reduce waste of energy caused by the circulating-heating in correlation technique.
A kind of electric heater with ECO functional modes proposed according to embodiments of the present invention is described with reference to the accompanying drawings.
As shown in figure 5, the block diagram of the electric heater with ECO functional modes for one embodiment of the present of invention, the electricity
Water heater includes operation interface 10, memory 20 and controller 30.Wherein, operation interface 10 has ECO function buttons 101.Deposit
Reservoir 20 is used for the water habits historical record for storing user.When ECO function buttons 101 are triggered, controller 30 controls electricity
Water heater enters ECO functional modes, and obtains the current of electric heater and provide hot water amount, and is remembered according to water habits history
Record calculates the heat time in advance with can currently provide hot water amount, controls electric heater to be added when reaching the heat time in advance
Heat.Wherein, ECO（Ecology Conservation Optimization, environmental protection and energy saving power）It is a kind of fortune of economical and energy saving
Row mode, in this mode, electric heater carry out optimal scheduling, can save the energy.
Specifically, user triggers ECO function buttons, and controller 30 controls electric heater to enter after ECO functional modes, obtained
The water habits historical record at family is taken, wherein, when the water habits historical record of user can include multiple uses of user
Area and each water consumption using corresponding to time zone.It is understood that control electric heater operation ECO functions in controller 30
Before pattern, pre-recorded user is needed in memory 20 in predetermined period, such as with seven days for a cycle, interior electric heater
Service condition.For example, as shown in fig. 6, the delivery port in the water mixing valve 9 of electric heater can install water flow sensor 5, also
At water inlet pipe 7 and outlet pipe 8 water flow sensor can be installed respectively, detect the water of electric heater in real time in predetermined period
Flow signal.When water flow sensor 5 detects the use water period of user, such as detect that water flow sensor 5 is continuously pre-
If have pulse output in such as 3 minutes time, record uses water time point such as date, time and water velocity, controller 30
This can be calculated using water consumption corresponding to time zone according to water time and water velocity, for example, if be t with the water time, water
Flow velocity degree S, then corresponding water consumption is Q '=S*t, can be by water consumption Q ' and with water time point, that is to say, that by making with water
Correspondingly it is stored in memory 20 with time zone and corresponding water consumption, the corresponding memory cell of memory 20 is set to 1, can also
When detecting that the useless water of user records, useless water time point is stored in memory 20, and will be deposited corresponding to memory 20
Storage unit is set to 0.Water habits situation of the user in predetermined period for example using time zone and its corresponding is being used into water with water
After amount is stored in memory 20, then user's water habits historical record is generated.Electric heater is controlled to enter in controller 30
After ECO functional modes, the water habits historical record of user can be obtained.
Controller 30 is after the water habits historical record of user is obtained, such as reads the letter in memory 20 in real time
Breath, when the memory cell for reading memory 20 is 1, that is, represent to should the useful water record of user in time zone, then need to obtain
The current of electric heater provides hot water amount to judge whether to meet the water consumption to that should use time zone.Specifically, in this hair
In some bright embodiments, as shown in fig. 6, water in the inner bag body 1 of electric heater passes through the heating tube 6 that is arranged in inner bag
Heated, the electric heater with ECO functional modes of the embodiment of the present invention also includes first the 2, second temperature of temperature detector
Spend detector 3, the 3rd temperature detector 4 and the 4th temperature detector（Do not indicated in figure）, wherein, the first temperature detector 2
In the first half of inner container of electric water heater, such as at the right-hand member cap upper surface of inner bag body 1, for detecting the temperature of water in inner bag
Spend to obtain the first temperature.Second temperature detector 3 is located at the middle part of inner container of electric water heater, such as inside temperature tube 10,
For detecting the temperature of water in inner bag to obtain second temperature.3rd temperature detector 4 is located at the lower half of inner container of electric water heater,
For detecting the temperature of water in inner bag to obtain the 3rd temperature.What the 4th temperature detector was used to detecting electric heater enters water temperature
Degree, such as the water inlet of water inlet pipe 7 can be located at.It should be noted that temperature detector in inner bag can be increased as needed
Data.Furthermore it is also possible to judge whether user uses hot water by the rate of change of the temperature of water in inner bag, and use heat
The number of water water.
Specifically, such as the first temperature can be the temperature at the inner container of electric water heater first half from top to down 1/3rd
T1, second temperature can be the temperature T2 at the middle part of inner container of electric water heater, and the 3rd temperature can be the lower half of inner container of electric water heater
Temperature T3 at from below to up 1/3rd of portion, and then according to the architectural characteristic of inner container of electric water heater, as shown in fig. 6,
The volume of inner bag is divided into four parts by one temperature detector 2, the temperature detector 4 of second temperature detector 3 and the 3rd, then inner bag
Total measurement (volume) V=V1+V2+V3+V0, wherein, V1=V0=1/2V2=1/2V3, while the 4th temperature detector detects into water temperature in real time
T ' is spent, general T ' is slightly below T3, such as generally lower than T3 3 DEG C, i.e. T ' can be T3-3 DEG C, in addition the comfort temperature of user's water
It is set to T, generally 40 DEG C.Controller 30 can according to the first temperature, second temperature and the 3rd temperature and inflow temperature, lead to
Hot water amount can currently be provided by crossing equation of heat balance calculating, and now electric heater can provide hot water amount Q satisfactions：
Q* (T-T ')/V=V1* (T1-T ')/V+V2 (T12-T ')/V+V3* (T23-T ')/V+V0* (T3-T ')/V,（1）
Wherein, T1, T2, T3 can detect acquisition, and the average value that T12, T23 are respectively T1 and T2, T2 and T3 is known quantity,
T ', T can use common such as T3-3 DEG C and 40 DEG C of value, then can calculate now available hot water amount in inner bag.
Further, water habits historical record includes the multiple using time zone and each using corresponding to time zone of user
Water consumption, water habits historical record of the controller 30 in memory 20 obtain user using water heater it is next when
Area, and obtain the water consumption corresponding to next time zone, and judge can currently to provide hot water amount and whether be less than water consumption, and
When hot water amount can be currently provided being less than water consumption, can according to water consumption and currently provide hot water amount calculate needed for the heat time, enter
And calculated according to required heat time and next time zone and shift to an earlier date the heat time.Specifically, for the water habits according to user
Suitable hot water amount is got out for user in advance, controller 30 obtains user according to user's water habits historical record of preservation to be made
With next time zone of electric heater, and water consumption corresponding to obtaining next time zone, determine whether currently provide heat
Whether water disclosure satisfy that user's is next using water consumption corresponding to time zone, be more than or equal to use can currently provide hot water amount
Water, required heat time are zero, then controller 30 controls electric heater without heating, that is to say, that current electric heater
When hot water amount, which can be provided, can meet user's ensuing water consumption using in time zone, then water heater need not be controlled to be added
Heat.Water consumption corresponding to time zone is used less than next can currently provide hot water amount, then controller 30 according to water consumption and is worked as
Before can provide hot water amount calculate needed for the heat time, that is, say, can currently providing hot water amount, it is impossible to meet the water demand of user
When, it is necessary to more hot water amounts, then controller 30 can be provided according to water consumption and currently hot water amount calculate needed for the heat time.Tool
Body, the power P and inner bag volume of electric heater are known quantity, it is possible to which the temperature for obtaining water in inner container of electric water heater rises
Time used in 1 DEG C, it is believed that T2 temperature value is substantially equivalent to T1's and T3 by the architectural characteristic of inner container of electric water heater
Average temperature value, then understand that required heat time t meets by energy conservation equation:
C*Q’*(T2-T’)=P*t （2）
Wherein, C is the specific heat capacity of water, T2, T ' it can detect acquisitions, or T ' is worth such as T3-3 DEG C using common, P is
Known quantity, Q ' can obtain according to the water habits historical record of user, so as to calculate heat time t needed for acquisition.
According to calculate obtain the required heat time, and according to user's water habits historical record obtain it is next when
Area started with the water moment, and controller 30 can calculate heat time point in advance, and then reach time control in the heat time in advance
Electric heater processed is heated, so as to meet the water demand of user.
In summary, the electric heater with ECO functions of the embodiment of the present invention, ECO function buttons are triggered controller
I.e. controllable electric heater carries out energy saver mode operation, and convenient and swift, controller is transported in control electric heater with ECO functional modes
During row, it according to water habits historical record and currently can provide hot water amount and calculate the heat time in advance, can be shifted to an earlier date automatically
Heating, and meet that user is using suitable water consumption in time zone with water, it is possible to reduce energy waste caused by excessive heating.
In addition, use water stage, or the current use for providing water consumption more than or equal to user with water historical record of electric heater non-
During water, controller control electric heater does not start heating, it is possible to reduce electric energy wave caused by the circulating-heating in correlation technique
Take.
Any process or method described otherwise above description in flow chart or herein is construed as, and represents to include
Module, fragment or the portion of the code of the executable instruction of one or more the step of being used to realize specific logical function or process
Point, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discuss suitable
Sequence, including according to involved function by it is basic simultaneously in the way of or in the opposite order, carry out perform function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment（As computer based system including the system of processor or other can be held from instruction
The system of row system, device or equipment instruction fetch and execute instruction）Use, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium " can any can be included, store, communicate, propagate or pass
Defeated program is for instruction execution system, device or equipment or the dress used with reference to these instruction execution systems, device or equipment
Put.The more specifically example of computer-readable medium（Non-exhaustive list）Including following：Electricity with one or more wiring
Connecting portion（Electronic installation）, portable computer diskette box（Magnetic device）, random access memory（RAM）, read-only storage
（ROM）, erasable edit read-only storage（EPROM or flash memory）, fiber device, and portable optic disk is read-only deposits
Reservoir（CDROM）.In addition, computer-readable medium, which can even is that, to print the paper of described program thereon or other are suitable
Medium, because can then enter edlin, interpretation or if necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each several part of the present invention can be realized with hardware, software, firmware or combinations thereof.Above-mentioned
In embodiment, software that multiple steps or method can be performed in memory and by suitable instruction execution system with storage
Or firmware is realized.If, and in another embodiment, can be with well known in the art for example, realized with hardware
Any one of row technology or their combination are realized：With the logic gates for realizing logic function to data-signal
Discrete logic, have suitable combinational logic gate circuit application specific integrated circuit, programmable gate array（PGA）, scene
Programmable gate array（FPGA）Deng.
Those skilled in the art are appreciated that to realize all or part of step that above-described embodiment method carries
Suddenly it is that by program the hardware of correlation can be instructed to complete, described program can be stored in a kind of computer-readable storage medium
In matter, the program upon execution, including one or a combination set of the step of embodiment of the method.
Each functional unit in each embodiment of the present invention can be integrated in a processing module or each
Unit is individually physically present, can also two or more units be integrated in a module.Above-mentioned integrated module both may be used
Realize, can also be realized in the form of software function module in the form of using hardware.If the integrated module is with soft
The form of part functional module realize and be used as independent production marketing or in use, can also be stored in one it is computer-readable
In storage medium.Storage medium mentioned above can be read-only storage, disk or CD etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " specific example ", etc.
Description means that combining specific features, structure, material or feature that the embodiment or example describe is contained in the present invention at least
In one embodiment or example.In this manual, identical implementation is not necessarily referring to the schematic representation of above-mentioned term
Example or example.Moreover, specific features, structure, material or the feature of description can in any one or more embodiments or
Combined in an appropriate manner in example.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is by appended claims and its equivalent limits.
Claims (7)
1. a kind of control method of the electric heater with ECO functional modes, it is characterised in that the electric heater includes operation
Interface, the operation interface have ECO function buttons, and the control method comprises the following steps：
When the ECO function buttons are triggered, the electric heater is controlled to enter ECO functional modes；
The water habits historical record of user is obtained, wherein, the water habits historical record is generated by following steps：
Detect the temperature of water and the water flow signal of electric heater in inner container of electric water heater in real time in predetermined period；
When detect have pulse output in the continuous preset time of water flow sensor when, record with the water date, with water time and water
Flow velocity degree, calculated according to described with water time and the water velocity using corresponding water consumption in time zone, or, according to inner bag
The rate of change of the temperature of interior water come judge user whether using hot water and using hot water water number, and record using time zone
Water consumption corresponding to interior；
To correspondingly it be stored using time zone and corresponding water consumption with water；And
When detecting that the useless water of user records, by useless water date and the corresponding storage of useless water time；
The user's generates the user with water using time zone and corresponding water consumption, useless water date and useless water time
Water habits historical record in the predetermined period；
The current offer hot water amount of the electric heater is provided；And
Wherein, the water habits historical record includes the multiple using time zone and each using corresponding to time zone of the user
Water consumption, next time zone of the user using the water heater is obtained according to the water habits historical record；Obtain institute
State the water consumption corresponding to next time zone；According to the water consumption and it is described can currently provide hot water amount calculate needed for heat when
Between；Calculate according to the required heat time and next time zone and shift to an earlier date the heat time；
The electric heater is controlled to be heated in the arrival of heat time in advance.
2. the control method of the electric heater with ECO functional modes as claimed in claim 1, it is characterised in that according to institute
State water consumption and it is described can currently provide hot water amount calculate needed for the heat time, specifically include：
Judge described can currently provide whether hot water amount is less than the water consumption；
If hot water amount can be currently provided it is less than the water consumption described, according to the water consumption and described can currently provides heat
Heat time needed for water calculating；
Hot water amount can be currently provided be more than or equal to the water consumption if described, it is described needed for the heat time be zero, then control institute
Electric heater is stated without heating.
3. the control method of the electric heater with ECO functional modes as claimed in claim 1, it is characterised in that also include：
The temperature and inflow temperature of water in the inner container of electric water heater are detected in real time, wherein, the temperature of water includes in the inner bag
First temperature, second temperature and the 3rd temperature；
According to first temperature, second temperature and the 3rd temperature and inflow temperature, described work as, is calculated by equation of heat balance
Before hot water amount can be provided.
A kind of 4. electric heater with ECO functional modes, it is characterised in that including：
Operation interface, the operation interface have ECO function buttons；
Memory, for storing the water habits historical record of user, wherein, the water habits historical record passes through following step
Rapid generation：Detect the temperature of water and the water flow signal of electric heater in inner container of electric water heater in real time in predetermined period, when
Detect when having pulse output in the continuous preset time of water flow sensor, record with the water date, with water time and water velocity,
Calculated according to described with water time and the water velocity using corresponding water consumption in time zone, or, according to water in inner bag
The rate of change of temperature come judge user whether using hot water and using hot water water number, and record using corresponding in time zone
Water consumption, will correspondingly be stored using time zone and corresponding water consumption with water, will when detecting the useless water record of user
Useless water date and the corresponding storage of useless water time, the user's uses time zone and corresponding water consumption, useless water with water
Date and useless water time generate water habits historical record of the user in the predetermined period, wherein, it is described to use water
Being accustomed to historical record includes the multiple using time zone and each water consumption used corresponding to time zone of the user；
Controller, when the ECO function buttons are triggered, the controller controls the electric heater to enter ECO function moulds
Formula, and obtain the current of the electric heater and hot water amount is provided, and according to obtaining the water habits historical record
User uses next time zone of the electric heater, and obtains the water consumption corresponding to next time zone, and judges
It is described currently to provide whether hot water amount is less than the water consumption, hot water amount can be currently provided it is less than the water consumption described
When, according to the water consumption and it is described can currently provide hot water amount calculate needed for the heat time, and according to the required heating
Time and next time zone are calculated and shift to an earlier date the heat time, and the electric heater is controlled in the arrival of heat time in advance
Heated.
5. there is the electric heater of ECO functional modes as claimed in claim 4, it is characterised in that can currently provide described
When hot water amount is more than or equal to the water consumption, the controller controls the electric heater without heating.
6. there is the electric heater of ECO functional modes as claimed in claim 4, it is characterised in that also include：
First temperature detector, first temperature detector is located at the first half of the inner container of electric water heater, for detecting
The temperature of water in inner bag is stated to obtain the first temperature；
Second temperature detector, the second temperature detector are located at the middle part of the inner container of electric water heater, described for detecting
The temperature of water is to obtain second temperature in inner bag；
3rd temperature detector, the 3rd temperature detector is located at the lower half of the inner container of electric water heater, for detecting
The temperature of water in inner bag is stated to obtain the 3rd temperature；
4th temperature detector, the 4th temperature detector are used for the inflow temperature for detecting the electric heater.
7. there is the electric heater of ECO functional modes as claimed in claim 6, it is characterised in that the controller is additionally operable to
According to first temperature, second temperature and the 3rd temperature and described inflow temperature, calculated by equation of heat balance described in
Hot water amount can be currently provided.
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Effective date of registration: 20220902 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East Wuhu economic and Technological Development Zone, Wuhu, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. |