CN106225246B - Air energy water heater and its method for heating and controlling and device - Google Patents
Air energy water heater and its method for heating and controlling and device Download PDFInfo
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- CN106225246B CN106225246B CN201610574412.5A CN201610574412A CN106225246B CN 106225246 B CN106225246 B CN 106225246B CN 201610574412 A CN201610574412 A CN 201610574412A CN 106225246 B CN106225246 B CN 106225246B
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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
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Abstract
The invention discloses a kind of air energy water heater and its method for heating and controlling and device, the described method comprises the following steps: calculating the outdoor environment temperature of each time point in the following preset time period；The best heating for calculating air energy water heater can the corresponding heating interval of valid value；Predict the water consumption of user in the following preset time period；Set temperature is adjusted according to the water consumption of user in the following preset time period；Computer heating control is carried out to air energy water heater according to set temperature in best heating energy valid value corresponding heating interval, and computer heating control is carried out to air energy water heater according to the set temperature after adjusting in water period.This method can be with the water habits of intellectual analysis user, it is heated in advance so as to control air energy water heater in the highest period realization of efficiency, reduce the thermal losses of idle period, the heating temperature that air energy water heater can also be intelligently adjusted according to the water consumption of user, can guarantee the water demand of user while saving energy.
Description
Technical field
The present invention relates to field of home appliance technology, in particular to a kind of method for heating and controlling of air energy water heater, one
The heating control apparatus of kind air energy water heater and a kind of air energy water heater.
Background technique
Currently, the heating method of air energy water heater in the market mainly has: reservation timing heated, immediately heating and i.e.
With several ways such as i.e. heat.
Since these heating methods can not be in conjunction with the water habits of user, when air energy water heater is in reservation timing heated mould
When working under formula, if encountering burst promptly with regimen condition, set temperature may be not achieved in Water in Water Tanks temperature, so as to cause heat
Water output is insufficient to be happened, and being tested with water body for user is influenced；And when air energy water heater is used in instant heating or i.e.
When working under heat pattern, since the water temperature in water tank is in highest water temperature state for a long time, the rank of hot water is not used in user
Section, thermal losses is larger, and compressor the case where there is also frequent start-stops, influences the service life of compressor.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.
For this purpose, the first purpose of this invention is to propose a kind of method for heating and controlling of air energy water heater, this method
It can be added in advance with the water habits of intellectual analysis user so as to control air energy water heater and realized in the efficiency highest period
Heat reduces the thermal losses of idle period, and the heating temperature of air energy water heater can also be intelligently adjusted according to the water consumption of user
Degree, can guarantee the water demand of user while saving energy.
Second object of the present invention is to propose a kind of heating control apparatus of air energy water heater.
Third object of the present invention is to propose a kind of air energy water heater.
In order to achieve the above objectives, first aspect present invention embodiment proposes a kind of computer heating control side of air energy water heater
Method, comprising the following steps: obtain the outdoor environment temperature of each time point in the first predetermined period, and default according to described first
The outdoor environment temperature of each time point calculates the outdoor environment temperature of each time point in the following preset time period in period；Root
According to outdoor environment temperature, water period set by user and the setting temperature of each time point in the following preset time period
The best heating that degree and current water temperature calculate the air energy water heater can the corresponding heating interval of valid value；Pass through acquisition institute
The water temperature of multiple positions in the water tank of air energy water heater is stated to identify the water consumption of user, and according to each use of the user
Water and the actual used water situation for obtaining the user in the second predetermined period with the water time every time, and it is pre- according to described second
If the actual used water situation of the user predicts the water consumption of the user in the following preset time period in the period；According to institute
The water consumption for stating the user in the following preset time period adjusts the set temperature；It is corresponding in the best heating energy valid value
Heating interval according to the set temperature to the air energy water heater carry out computer heating control, and the water period according to
Set temperature after adjusting carries out computer heating control to the air energy water heater.
The method for heating and controlling of air energy water heater according to an embodiment of the present invention, firstly, calculating the following preset time period
The outdoor environment temperature of interior each time point, then, calculate air energy water heater best heating can valid value corresponding heating when
Then section predicts the water consumption of user in the following preset time period, further according to the water consumption tune of user in the following preset time period
Set temperature is saved, finally, carrying out according to set temperature to air energy water heater in the corresponding heating interval of best heating energy valid value
Computer heating control, and computer heating control is carried out to air energy water heater according to the set temperature after adjusting in water period.As a result, should
Method can be mentioned with the water habits of intellectual analysis user so as to control air energy water heater in the highest period realization of efficiency
Preceding heating reduces the thermal losses of idle period, can also intelligently adjust adding for air energy water heater according to the water consumption of user
Hot temperature can guarantee the water demand of user while saving energy.
An implementation according to the present invention, the corresponding heating interval of the best heating energy valid value is in the water period
Before.
According to one embodiment of present invention, first predetermined period is one week, and each time point is one corresponding
Hour, the outdoor environment temperature of each time point in the following preset time period is calculated according to the following formula:Wherein, Tmn is each hour corresponding outdoor environment temperature in one week, and the value range of n is 0-
23, m value range is 0-6, and m, n are integer, T7nFor hour each in one day future corresponding outdoor environment temperature.
According to one embodiment of present invention, be equipped with first to fourth temperature sensor in the water tank, described first to
4th temperature sensor is detected respectively under the upper temp T1 of the water tank, the middle portion temperature T2 of the water tank, the water tank
The bottom temp T4 of portion temperature T3 and the water tank.
According to one embodiment of present invention, pass through the water temperature of multiple positions in the water tank of the acquisition air energy water heater
To identify the water consumption of user, comprising: obtain what each temperature sensor in first to fourth temperature sensor detected
Temperature change value；The heat needed when calculating user water according to the temperature change value that each temperature sensor detects
Energy；The thermal energy needed when according to user water judges the water consumption of the user.
An embodiment according to the present invention, the thermal energy needed when calculating user water according to the following formula: Qx
=L × 0.25 × (dT4+dT3+dT2+dT1) × ρ × C, wherein the thermal energy that Qx needs when being user water, dT1, dT2,
DT3 and dT4 is respectively the described first temperature change value detected to the 4th temperature sensor, and L is the appearance of the water tank
Product, ρ are the density of water, and C is the specific heat capacity of water.
According to one embodiment of present invention, water flow switch is set in the water inlet of the water tank or water outlet, leads to
The water temperature of multiple positions in the water tank for acquiring the air energy water heater is crossed to identify the water consumption of user, comprising: according to described
The action situation of water flow switch obtains the use water time of the user, and using in the water time according to described each in the user
The temperature change value that temperature sensor detects calculates the thermal energy needed when user water；According to need when user's water
The thermal energy wanted judges the water consumption of the user.
In order to achieve the above objectives, second aspect of the present invention embodiment proposes a kind of computer heating control dress of air energy water heater
It sets, comprising: the first computing module, for obtaining the outdoor environment temperature of each time point in the first predetermined period, and according to institute
The outdoor environment temperature for stating each time point in the first predetermined period calculates the outdoor of each time point in the following preset time period
Environment temperature；Second computing module, for according to the outdoor environment temperature of each time point, use in the following preset time period
The best heating that the water period and set temperature and current water temperature of family setting calculate the air energy water heater can valid value
Corresponding heating interval；Temperature detecting module, the water temperature of multiple positions in the water tank for detecting the air energy water heater；In advance
Module is surveyed, for identifying the water consumption of user according to the water temperature of the multiple position, and according to each water consumption of the user
With the actual used water situation for obtaining the user in the second predetermined period with the water time every time, and according to the described second default week
The actual used water situation of the user predicts the water consumption of the user in the following preset time period in phase；Adjustment module,
For adjusting the set temperature according to the water consumption of the user in the following preset time period；Heating control module is used
The air energy water heater is added according to the set temperature in the corresponding heating interval of the best heating energy valid value
Thermal control, and computer heating control is carried out to the air energy water heater according to the set temperature after adjusting in the water period.
The heating control apparatus of air energy water heater according to an embodiment of the present invention calculates future by the first computing module
Then the outdoor environment temperature of each time point in preset time period calculates air energy water heater by the second computing module
It is best to heat the corresponding heating interval of energy valid value, then pass through temperature detecting module and detect multiple positions in the water tank of air energy water heater
Then the water temperature set predicts the water consumption of user in the following preset time period by prediction module, then by adjustment module according to
The water consumption of user adjusts set temperature in the following preset time period, finally, by heating control module in most preferably heating efficiency
It is worth corresponding heating interval and computer heating control is carried out to air energy water heater according to set temperature, and in water period according to adjusting
Set temperature afterwards carries out computer heating control to air energy water heater.As a result, the device can with the water habits of intellectual analysis user,
It is heated in advance so as to control air energy water heater in the highest period realization of efficiency, reduces the thermal losses of idle period,
The heating temperature that air energy water heater can also be intelligently adjusted according to the water consumption of user, can guarantee user while saving energy
Water demand.
According to one embodiment of present invention, the corresponding heating interval of the best heating energy valid value uses the water time described
Before section.
According to one embodiment of present invention, first predetermined period is one week, and each time point is one corresponding
Hour, first computing module calculates the outdoor environment of each time point in the following preset time period according to the following formula
Temperature:Wherein, Tmn is each hour corresponding outdoor environment temperature, the value range of n in one week
For 0-23, the value range of m is 0-6, and m, n are integer, T7nFor hour each in one day future corresponding outdoor environment temperature.
According to one embodiment of present invention, the temperature detecting module includes first to fourth temperature sensor, described
First to fourth temperature sensor detects the upper temp T1 of the water tank, the middle portion temperature T2 of the water tank, the water respectively
The temperature of lower T3 of the case and bottom temp T4 of the water tank.
According to one embodiment of present invention, the prediction module is further used for obtaining the first to fourth temperature biography
The temperature change value that each temperature sensor detects in sensor, and become according to the temperature that each temperature sensor detects
Change value calculates the thermal energy needed when user water, and the thermal energy that according to user water when needs judges the user
Water consumption.
According to one embodiment of present invention, the needs when prediction module calculates user's water according to the following formula
Thermal energy: Qx=L × 0.25 × (dT4+dT3+dT2+dT1) × ρ × C, wherein the heat that needs when Qx is user water
Can, dT1, dT2, dT3 and dT4 are respectively the described first temperature change value detected to the 4th temperature sensor, and L is institute
The volume of water tank is stated, ρ is the density of water, and C is the specific heat capacity of water.
According to one embodiment of present invention, the heating control apparatus of above-mentioned air energy water heater, further includes: water flow is opened
It closes, water inlet or the water outlet of the water tank is arranged in the water flow switch, wherein the prediction module is also used to basis
The action situation of the water flow switch obtains the use water time of the user, and using in the water time according in the user
The temperature change value that each temperature sensor detects calculates the thermal energy needed when user water, and according to the user
The thermal energy needed when with water judges the water consumption of the user.
In order to achieve the above objectives, third aspect present invention embodiment proposes a kind of air energy water heater comprising this hair
The heating control apparatus of air energy water heater described in bright second aspect embodiment.
The air energy water heater of the embodiment of the present invention can be with by the heating control apparatus of above-mentioned air energy water heater
The water habits of intellectual analysis user heat in advance so as to control air energy water heater in the highest period realization of efficiency,
The thermal losses of idle period is reduced, the heating temperature of air energy water heater can also be intelligently adjusted according to the water consumption of user,
It can guarantee the water demand of user while saving energy.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, wherein
Fig. 1 is the flow chart of the method for heating and controlling of air energy water heater according to an embodiment of the invention；
Fig. 2 is the distribution schematic diagram of temperature sensor in water tank according to an embodiment of the invention；
Fig. 3 is the flow chart of the method for heating and controlling of air energy water heater in accordance with another embodiment of the present invention；
Fig. 4 is the flow chart of the method for heating and controlling of the air energy water heater of another embodiment according to the present invention；And
Fig. 5 is the block diagram of the heating control apparatus of air energy water heater according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings the air energy water heater and its method for heating and controlling and dress of proposition of the embodiment of the present invention described
It sets.
Fig. 1 is the flow chart of the method for heating and controlling of air energy water heater according to an embodiment of the invention.Such as Fig. 1 institute
Show, the method for heating and controlling of the air energy water heater the following steps are included:
S1 obtains the outdoor environment temperature of each time point in the first predetermined period, and according to every in the first predetermined period
The outdoor environment temperature at a time point calculates the outdoor environment temperature of each time point in the following preset time period.
According to one embodiment of present invention, the first predetermined period can be one week, an each time point corresponding hour,
(1) calculates the outdoor environment temperature of each time point in the following preset time period according to the following formula:
Wherein, Tmn is each hour corresponding outdoor environment temperature in one week, and the value range of n is 0-23, the value of m
Range is 0-6, and m, n are integer, T7nFor hour each in one day future corresponding outdoor environment temperature.
That is, the outdoor environment temperature Tmn to each integral point in one week carries out real-time sampling and statistics, obtain previous
The bulk temperature variation tendency in week, and following one day temperature changing trend of intelligent predicting.Specifically, continuous 7 days rooms are detected
Hour each in one week corresponding outdoor environment temperature is recorded as Tmn, wherein m is number of days, range 0- by external environment temperature
6, n be different time integral points, range 0-23.The temperature value of following intraday each integral point is by the 7x24=before basis
168 temperature datas, pass through formulaSimulation is calculated, wherein T7nIt is each small in one day future
When corresponding outdoor environment temperature.
S2, according to the outdoor environment temperature, water period set by user of each time point in the following preset time period
Heating interval corresponding with the best heating energy valid value of set temperature and current water temperature calculating air energy water heater.
It is appreciated that in embodiments of the present invention, best heating can the corresponding heating interval of valid value water period it
Before.
Specifically, can air energy water heater MCU (Microcontroller Unit, micro-control unit) or storage
Varying environment temperature conditions, different initial water temperatures that the type measures in laboratory simulation actual environment will be stored in chip to add
Heating quantity of heat given up in the energy efficiency coefficient and unit hour of heat, in conjunction with water period set by user and set temperature, meter
The corresponding heating interval of best heating energy valid value for calculating air energy water heater, so that air energy water heater can be set by user
Before the water time, realizes in the efficiency highest period and heat in advance, reduce the thermal losses of idle period.
S3 identifies the water consumption of user, and root by the water temperature of multiple positions in the water tank of acquisition air energy water heater
According to each water consumption and each actual used water situation for obtaining user in the second predetermined period with the water time of user, and according to
The actual used water situation of user predicts the water consumption of user in the following preset time period in second predetermined period.
Wherein, the second predetermined period can be set according to the actual situation, and for example, 4 weeks.
According to one embodiment of present invention, as shown in Fig. 2, being equipped with first to fourth temperature sensor in water tank, first
To the 4th temperature sensor detect respectively the upper temp T1 of water tank, the middle portion temperature T2 of water tank, water tank temperature of lower T3 and
The bottom temp T4 of water tank.
Further, according to one embodiment of present invention, multiple positions in the water tank by acquiring air energy water heater
Water temperature to identify the water consumption of user, comprising: obtain each temperature sensor in first to fourth temperature sensor and detect
Temperature change value；The temperature change value detected according to each temperature sensor calculates the thermal energy needed when user's water；Root
The thermal energy needed when according to user's water judges the water consumption of user.
Further, (2) calculate the thermal energy needed when user's water according to the following formula:
Qx=L × 0.25 × (dT4+dT3+dT2+dT1) × ρ × C (2)
Wherein, the thermal energy needed when Qx is user's water, dT1, dT2, dT3 and dT4 are respectively that first to fourth temperature passes
The temperature change value that sensor detects, L are the volume of the water tank, and ρ is the density of water, and C is the specific heat capacity of water.
Specifically, as shown in Fig. 2, being equipped with 4 temperature sensors on water tank, it is respectively used to the upper temp of detection water tank
T1, middle portion temperature T2, temperature of lower T3, bottom temp T4.Except can be used in, display is remaining to be can be used this four temperature sensors
Outside the function of hot water amount, it will to be also used for the water habits of fuzzy record user.Whenever user is when with water, pass through each temperature sensing
The temperature change of the water tank each position of device detection can simulate the use regimen condition of user.
Specifically, hot water is discharged when user's water, cold water is filled into from the water inlet pipe of water tank lower part, therefore water temperature becomes
Change will be changed stepwise from the lower to the upper, and the 4th temperature sensor positioned at water tank bottom will detect change with water temperature at first
Change.If user's water consumption is little, quickly variation occurs for only T4, and the temperature of other several 3 temperature sensors detection is then
Not big variation.As a result, when user's water, the temperature change section that can be fed back according to each temperature sensor is used
The water consumption at family.
Specifically, as shown in figure 3, if the temperature T4 that the 4th temperature sensor acquires in continuous 3 minutes is constantly in
In decline, and temperature decline is greater than 5 DEG C, then it is assumed that user persistently uses water.Before the temperature change of the 4th temperature sensor detection
Water temperature as initial temperature value, be denoted as T41, with filling into for cold water, the temperature value that the 4th temperature sensor detects is gradually
Reduce, at the end of cold water fills into, the temperature of the 4th temperature sensor detection is minimum, is denoted as T42, then the 4th temperature sensor detects
The temperature change value dT4 arrived are as follows: dT4=T41-T42.If third temperature sensor never detects that water temperature changes,
The thermal energy Qx needed when user's water are as follows: Qx=L × 0.25 × dT4 × ρ × C, wherein dT4 is the detection of the 4th temperature sensor
The temperature change value arrived, L are the volume of water tank, and ρ is the density of water, and C is the specific heat capacity of water.
If the temperature T4 that the 4th temperature sensor acquires in continuous 3 minutes is constantly in decline, and temperature decline is big
In 5 DEG C, and the temperature T3 that third temperature sensor acquires in continuous 3 minutes in 30 minutes is constantly in decline, and temperature
Decline is greater than 5 DEG C, then the thermal energy Qx needed when user's water are as follows: Qx=L × 0.25 × (dT4+dT3) × ρ × C, wherein dT3
The temperature change value detected for third temperature sensor.
And so on, after meeting above-mentioned condition, if second temperature sensor acquires in continuous 3 minutes in 30 minutes
Temperature T2 is constantly in decline, and temperature decline is greater than 5 DEG C, then the thermal energy Qx needed when user's water are as follows: Qx=L × 0.25
× (dT4+dT3+dT2) × ρ × C, wherein dT2 is the temperature change value that second temperature sensor detects.
Further, after meeting above-mentioned condition, if the first temperature sensor acquires in continuous 3 minutes in 30 minutes
Temperature T1 is constantly in decline, and temperature decline is greater than 5 DEG C, then the thermal energy Qx needed when user's water are as follows: Qx=L × 0.25
× (dT4+dT3+dT2+dT1) × ρ × C, wherein dT1 is the temperature change value that the first temperature sensor detects.
It is understood that the water consumption of the available user of thermal energy Qx needed when according to user's water.
Further, it records each of user and uses water time and water consumption, and as unit of week, record continuous 4 weeks
User's actual used water amount, and can predict that the user of the following preset time (such as next week) use water according to the actual used water amount
It measures to get the water habits of user are arrived.
S4 adjusts set temperature according to the water consumption of user in the following preset time period.
Specifically, setting for some moment can be adjusted according to the water consumption of user in the following preset time period of prediction
Determine temperature, such as: user gets used to 8 points of bathings all a whole nights, this hourly water consumption is maximum, and preceding surrounding, which records, to be used all a whole nights
Family water consumption is height, then the set temperature of all 8 air energy water heaters a whole night is set as highest, to be heated in advance.
S5 carries out heating control to air energy water heater according to set temperature in the corresponding heating interval of best heating energy valid value
System, and computer heating control is carried out to air energy water heater according to the set temperature after adjusting in water period.
Specifically, in the corresponding heating interval (i.e. idle period) of best heating energy valid value of the air energy water heater of calculating
Interior, control air energy water heater is heated, so that air energy water heater can be before the use water time set by user, in energy
It imitates highest period realization to heat in advance, reduces the thermal losses of idle period.
In water period, the exportable heat Q of practical maximum of air energy water heatermaxAre as follows:
Qmax=(Tmax- 15) × L × ρ × C, wherein TmaxIt can be with table for the maximum heating temperature of air energy water heater, 15
The average inflow temperature for showing default is 15 DEG C.
As Qx < 0.1QmaxWhen, illustrate that water consumption is very low, sets heating temperature as T automaticallymax-30；
Work as 0.1Qmax< Qx < 0.3QmaxWhen, illustrate that water consumption is low, sets heating temperature as T automaticallymax-20；
Work as 0.5QmaxWhen < Qx, illustrates water consumption height, set heating temperature as T automaticallymax-10。
By algorithm above, can with setting air energy water heater different periods heating temperature.Specifically, user's
When urban water demand is very low, the set temperature of adjustable air energy water heater, thus, it is possible to avoid not having to caused by water for a long time
Thermal losses, and realize that medium temperature is kept the temperature.It, can automatically will be in water tank meanwhile in the very high situation of the urban water demand of user
Water be heated to higher temperature, to guarantee the water demand of user.
It in one embodiment of the invention, can be in water tank in order to preferably predict the water habits of user
Water flow switch is arranged in water inlet or water outlet.
Further, pass through the water temperature of multiple positions in the water tank of acquisition air energy water heater in above-mentioned steps S3 to identify
The water consumption of user, can specifically include: use the water time according to the action situation of water flow switch acquisition user, and user's
The thermal energy Qx needed when calculating user's water with the temperature change value detected in the water time according to each temperature sensor；According to
The thermal energy Qx needed when user's water judges the water consumption of user.
Specifically, user with the water time can carry out timing according to the action situation of water flow switch, for example, such as Fig. 4 institute
Show, when water flow switch is opened, illustrate that user starts with water, the temperature at this time detecting each temperature sensor as initial value,
And when water flow switch is closed, then user stops with water, the temperature of the current each temperature sensor detection of record, if in 30 minutes
Water flow switch is constantly in closed state, then the temperature of each temperature sensor detection when user to stop using water is as minimum
Temperature value, and then the thermal energy Qx needed when calculating user's water are as follows: Qx=L × 0.25 × (dT4+dT3+dT2+dT1) × ρ × C；
If water flow switch is still opened-closed alternately in 30 minutes, the variation of water tank water temperature is continued to test.
As a result, by the way that water flow switch is arranged in the water inlet of water tank or water outlet, it can accurately learn that user uses
At the beginning of water and the end time, so that the temperature change value for detecting each temperature sensor is more accurate, Jin Erji
The thermal energy needed when obtained user water is also more accurate.
Finally, the thermal energy needed when according to user's water judges the water consumption of user, for example above-mentioned implementation of specific judgment method
Example, details are not described herein again.
In conclusion the method for heating and controlling of air energy water heater according to an embodiment of the present invention, firstly, calculating following pre-
If the outdoor environment temperature of each time point in the period, then, the best heating energy valid value for calculating air energy water heater is corresponding
Heating interval, the water consumption of user in the following preset time period is then predicted, further according to user in the following preset time period
Water consumption adjusts set temperature, finally, in the corresponding heating interval of best heating energy valid value according to set temperature to air energy thermal
Hydrophone carries out computer heating control, and carries out heating control to air energy water heater according to the set temperature after adjusting in water period
System.This method can be highest in efficiency so as to control air energy water heater with the water habits of intellectual analysis user as a result,
Period realization is heated in advance, reduces the thermal losses of idle period, can also intelligently adjust air energy according to the water consumption of user
The heating temperature of water heater can guarantee the water demand of user while saving energy.
Fig. 5 is the block diagram of the heating control apparatus of air energy water heater according to an embodiment of the invention.Such as
Shown in Fig. 5, the heating control apparatus of the air energy water heater includes: the first computing module 10, the second computing module 20, temperature inspection
Survey module 30, prediction module 40, adjustment module 50 and heating control module 60.
Wherein, the first computing module 10 is used to obtain the outdoor environment temperature of each time point in the first predetermined period, and
The room of each time point in the following preset time period is calculated according to the outdoor environment temperature of each time point in the first predetermined period
External environment temperature.Second computing module 20 is used for according to the outdoor environment temperature of each time point, use in the following preset time period
The best heating energy valid value that the water period and set temperature and current water temperature of family setting calculate air energy water heater is corresponding
Heating interval.Temperature detecting module 30 is used to detect the water temperature of multiple positions in the water tank of air energy water heater.Prediction module
40 for identifying the water consumption of user according to the water temperature of multiple positions, and according to each water consumption of user and every time with the water time
Obtain the actual used water situation of user in the second predetermined period, and the actual used water situation according to user in the second predetermined period
Predict the water consumption of user in the following preset time period.Adjustment module 50 is adjusted according to the water consumption of user in the following preset time period
The set temperature.Heating control module 60 is used in the corresponding heating interval of best heating energy valid value according to set temperature to sky
Gas energy water heater carries out computer heating control, and is added according to the set temperature after adjusting to air energy water heater in water period
Thermal control.
It is appreciated that in embodiments of the present invention, best heating can the corresponding heating interval of valid value water period it
Before.Second predetermined period can be demarcated according to the actual situation, for example, surrounding.
According to one embodiment of present invention, the first predetermined period is one week, an each time point corresponding hour, first
10 following formula of computing module (1) calculates the outdoor environment temperature of each time point in the following preset time period:
Wherein, Tmn is each hour corresponding outdoor environment temperature in one week, and the value range of n is 0-23, the value of m
Range is 0-6, and m, n are integer, T7nFor hour each in one day future corresponding outdoor environment temperature.
That is, the first computing module 10 carries out real-time sampling to the outdoor environment temperature Tmn of each integral point in one week
And statistics, obtain the bulk temperature variation tendency of the last week, and following one day temperature changing trend of intelligent predicting.Specifically,
Continuous 7 days outdoor environment temperatures are detected, and hour each in one week corresponding outdoor environment temperature is recorded as Tmn, wherein
M is number of days, and range 0-6, n are different time integral points, range 0-23.The temperature value of each integral point is by root in following one day
According to 7x24=168 temperature data before, pass through formulaSimulation is calculated wherein, T7nFor future
Each hour corresponding outdoor environment temperature in one day.
Specifically, each time in the following preset time period that the first computing module 20 is calculated according to the first computing module 10
The outdoor environment temperature of point, the heating of different initial water temperature energy efficiency coefficient and unit hour in heating quantity of heat given up, in conjunction with
The water period and set temperature of family setting calculate the corresponding heating interval of best heating energy valid value of air energy water heater,
So that air energy water heater can be realized in the efficiency highest period and be heated in advance, drop before the use water time set by user
The thermal losses of low idle period.
According to one embodiment of present invention, as shown in Fig. 2, temperature detecting module 30 includes first to fourth temperature sensing
Device, first to fourth temperature sensor detect the lower part temperature of the upper temp T1 of water tank, the middle portion temperature T2 of water tank, water tank respectively
Spend the bottom temp T4 of T3 and water tank.
According to one embodiment of present invention, prediction module 40 is further used for obtaining in first to fourth temperature sensor
The temperature change value that each temperature sensor detects, and calculated and used according to the temperature change value that each temperature sensor detects
The thermal energy needed when the water of family, and the thermal energy Qx that needs of according to user's water when judge the water consumption of user.
Further, according to one embodiment of present invention, prediction module 40 calculates user's use according to the following formula (2)
The thermal energy Qx needed when water:
Qx=L × 0.25 × (dT4+dT3+dT2+dT1) × ρ × C (2)
Wherein, the thermal energy needed when Qx is user's water, dT1, dT2, dT3 and dT4 are respectively that first to fourth temperature passes
The temperature change value that sensor detects, L are the volume of the water tank, and ρ is the density of water, and C is the specific heat capacity of water.
Specifically, as shown in Fig. 2, on water tank be equipped with 4 temperature sensors, be respectively used to detection water tank upper temperature T1,
Middle portion temperature T2, temperature of lower T3, bottom temp T4.Except can be used in, display is remaining to can be used hot water to this four temperature sensors
Outside the function of amount, it will to be also used for the water habits of fuzzy record user.Whenever user is when with water, examined by each temperature sensor
The temperature change of the water tank each position of survey can simulate the use regimen condition of user.
Specifically, hot water is discharged when user's water, cold water is filled into from the water inlet pipe of water tank lower part, therefore water temperature becomes
Change will be changed stepwise from the lower to the upper, and the 4th temperature sensor positioned at water tank bottom will detect change with water temperature at first
Change, if user's water consumption is little, quickly variation occurs for only T4, and the temperature of other several temperature sensor detections does not have then
There is big variation.As a result, when user's water, the temperature change section that can be fed back according to each temperature sensor, intelligence is used
The water consumption at family.
Specifically, as shown in figure 3, if the temperature T4 that the 4th temperature sensor acquires in continuous 3 minutes is constantly in
In decline, and temperature decline is greater than 5 DEG C, then it is assumed that user persistently uses water.Before the temperature change of the 4th temperature sensor detection
Water temperature as initial temperature value, be denoted as T41, with filling into for cold water, the temperature value that the 4th temperature sensor detects is gradually
Reduce, at the end of cold water fills into, the temperature of the 4th temperature sensor detection is minimum, is denoted as T42, then the 4th temperature sensor detects
The temperature change value dT4 arrived are as follows: dT4=T41-T42.If third temperature sensor never detects that water temperature changes,
The thermal energy Qx needed when user's water are as follows: Qx=L × 0.25 × dT4 × ρ × C, wherein dT4 is the detection of the 4th temperature sensor
The temperature change value arrived, L are the volume of water tank, and ρ is the density of water, and C is the specific heat capacity of water.
If the temperature T4 that the 4th temperature sensor acquires in continuous 3 minutes is constantly in decline, and temperature decline is big
In 5 DEG C, and the temperature T3 that third temperature sensor acquires in continuous 3 minutes in 30 minutes is constantly in decline, and temperature
Decline is greater than 5 DEG C, then the thermal energy Qx needed when user's water are as follows:
Qx=L × 0.25 × (dT4+dT3) × ρ × C, wherein dT3 is the temperature change that third temperature sensor detects
Value.
And so on, after meeting above-mentioned condition, if second temperature sensor acquires in continuous 3 minutes in 30 minutes
Temperature T2 is constantly in decline, and temperature decline is greater than 5 DEG C, then the thermal energy Qx needed when user's water are as follows:
Qx=L × 0.25 × (dT4+dT3+dT2) × ρ × C, wherein dT2 is the temperature that second temperature sensor detects
Changing value.
Further, after meeting above-mentioned condition, if the first temperature sensor acquires in continuous 3 minutes in 30 minutes
Temperature T1 is constantly in decline, and temperature decline is greater than 5 DEG C, then the thermal energy Qx needed when user's water are as follows:
Qx=L × 0.25 × (dT4+dT3+dT2+dT1) × ρ × C, wherein dT1 is what the first temperature sensor detected
Temperature change value.
The available user's of thermal energy Qx needed when it is understood that prediction module 40 is according to user's water uses water
Amount, and record each of user and use water time and water consumption, and as unit of week, record continuous 4 weeks user's actual used waters
Amount, and user can be arrived according to the water consumption of the user of the following preset time (such as next week) of actual used water amount prediction
Water habits.
The water consumption of user, adjusts some in the following preset time period that adjustment module 50 is predicted according to prediction module 40
The set temperature at moment, such as: user gets used to 8 points of bathings all a whole nights, this hourly water consumption is maximum, four before prediction module 40
It is height that week, which all records all user's water consumptions a whole night, then adjustment module 50 is by the setting temperature of 8 air energy water heaters all a whole nights
Degree is set as highest, to be heated in advance.
Heating control module 60 controls air energy water heater and is most preferably heating the corresponding heating interval of energy valid value (when i.e. idle
Section) in heated so that air energy water heater can be real in the efficiency highest period set by user with before the water time
It now heats in advance, reduces the thermal losses of idle period.
In water period, the exportable heat Q of practical maximum of air energy water heatermaxAre as follows:
Qmax=(Tmax- 15) × L × ρ × C, wherein TmaxIt can be with table for the maximum heating temperature of air energy water heater, 15
The average inflow temperature for showing default is 15 DEG C.
As Qx < 0.1QmaxWhen, illustrate that water consumption is very low, heating control module 60 sets heating temperature as T automaticallymax-30；
Work as 0.1Qmax< Qx < 0.3QmaxWhen, illustrate that water consumption is low, heating control module 60 automatically set heating temperature as
Tmax-20；
Work as 0.5QmaxWhen < Qx, illustrate water consumption height, heating control module 60 sets heating temperature as T automaticallymax-10。
When by apparatus above, can with setting air energy water heater different periods heating temperature.Specifically, in user
Urban water demand it is very low when, the set temperature of adjustable air energy water heater, thus, it is possible to avoid causing without water for a long time
Thermal losses, and realize medium temperature keep the temperature.It, can be automatically by water tank meanwhile in the very high situation of the urban water demand of user
In water temperature heating to higher temperature, to guarantee the water demand of user.
In order to preferably predict the water habits of user, in one embodiment of the invention, above-mentioned air energy
The heating control apparatus of water heater can also include water flow switch.
Water inlet or the water outlet of water tank is arranged in water flow switch, wherein prediction module 40 can be also used for basis
The action situation acquisition user's of water flow switch uses the water time, and is examined in using in the water time for user according to each temperature sensor
The temperature change value that measures calculates the thermal energy Qx needed when user's water, and the thermal energy Qx that according to user's water when needs judges
The water consumption of user.
Specifically, prediction module 50 can carry out timing with the water time to user according to the action situation of water flow switch,
For example, as shown in figure 4, illustrate that user starts with water when water flow switch is opened, prediction module 40 is by each temperature sensor at this time
The temperature of detection is as initial value, and when water flow switch is closed, then user stops using water, and prediction module 40 records current each
The temperature of temperature sensor detection, if water flow switch is constantly in closed state in 30 minutes, when user is stopped with water
The temperature of each temperature sensor detection is as lowest temperature angle value, and then prediction module 40 calculates the thermal energy needed when user's water
Qx are as follows: Qx=L × 0.25 × (dT4+dT3+dT2+dT1) × ρ × C；If in 30 minutes water flow switch still open-close alternately into
Row then continues to test the variation of water tank water temperature.
As a result, by the way that water flow switch is arranged in the water inlet of water tank or water outlet, it can accurately learn that user uses
It is used with the end time so that the temperature change value calculating for detecting each temperature sensor is more accurate at the beginning of water
The thermal energy needed when the water of family is also more accurate.
The thermal energy needed when finally, prediction module 40 is according to user's water judges the water consumption of user, specific judgment method
Such as above-described embodiment, details are not described herein again.
In conclusion the heating control apparatus of air energy water heater according to an embodiment of the present invention, calculates mould by first
Block calculates the outdoor environment temperature of each time point in the following preset time period, then, calculates air by the second computing module
The corresponding heating interval of best heating energy valid value of energy water heater, then the water by temperature detecting module detection air energy water heater
Then the water temperature of multiple positions in case predicts the water consumption of user in the following preset time period by prediction module, then pass through tune
It saves module and set temperature is adjusted according to the water consumption of user in the following preset time period, finally, by heating control module most
The corresponding heating interval of good heating energy valid value carries out computer heating control to air energy water heater according to set temperature, and with the water time
Section carries out computer heating control to air energy water heater according to the set temperature after adjusting.The device can be with intellectual analysis user as a result,
Water habits, realized in efficiency highest period so as to controlling air energy water heater and heated in advance, reduce idle period
Thermal losses, the heating temperature of air energy water heater can also be intelligently adjusted according to the water consumption of user, while saving energy
It can guarantee the water demand of user.
In addition, the embodiment of the present invention also proposes a kind of air energy water heater comprising above-mentioned air energy water heater adds
Heat control device.
The air energy water heater of the embodiment of the present invention can be with by the heating control apparatus of above-mentioned air energy water heater
The water habits of intellectual analysis user heat in advance so as to control air energy water heater in the highest period realization of efficiency,
The thermal losses of idle period is reduced, the heating temperature of air energy water heater can also be intelligently adjusted according to the water consumption of user,
It can guarantee the water demand of user while saving energy.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (13)
1. a kind of method for heating and controlling of air energy water heater, which comprises the following steps:
Obtain the outdoor environment temperature of each time point in the first predetermined period, and according to it is each in first predetermined period when
Between the outdoor environment temperature put calculate the outdoor environment temperature of each time point in the following preset time period；
According to the outdoor environment temperature, water period set by user of each time point in the following preset time period and set
Determine temperature and current water temperature calculates the corresponding heating interval of best heating energy valid value of the air energy water heater；
The water consumption of user is identified by the water temperature of multiple positions in the water tank of the acquisition air energy water heater, and according to institute
It states each water consumption of user and obtains the actual used water situation of the user in the second predetermined period with the water time every time, and
According to the user in the actual used water situation prediction of the user in the second predetermined period following preset time period
Water consumption, wherein water flow switch is set in the water inlet of the water tank or water outlet, passes through the acquisition air energy thermal
The water temperature of multiple positions is in the water tank of hydrophone to identify the water consumption of user, comprising: according to the action situation of the water flow switch
Obtain user uses the water time, and in the user temperature change detected according to each temperature sensor in the water time
Value calculates the thermal energy needed when user's water, and the thermal energy needed when according to user water judges that the user's uses water
Amount；
The set temperature is adjusted according to the water consumption of the user in the following preset time period；
The air energy water heater is carried out according to the set temperature in the corresponding heating interval of the best heating energy valid value
Computer heating control, and heating control is carried out to the air energy water heater according to the set temperature after adjusting in the water period
System.
2. the method for heating and controlling of air energy water heater as described in claim 1, which is characterized in that the best heating efficiency
It is worth corresponding heating interval before the water period.
3. the method for heating and controlling of air energy water heater as claimed in claim 1 or 2, which is characterized in that described first is default
Period is one week, a each time point corresponding hour, is calculated according to the following formula every in the following preset time period
The outdoor environment temperature at a time point:
Wherein, Tmn is each hour corresponding outdoor environment temperature in one week, and the value range of n is 0-23, the value range of m
For 0-6, and m, n are integer, T7nFor hour each in one day future corresponding outdoor environment temperature.
4. the method for heating and controlling of air energy water heater as described in claim 1, which is characterized in that be equipped with the in the water tank
One to the 4th temperature sensor, first to fourth temperature sensor detect the upper temp T1, described of the water tank respectively
The bottom temp T4 of the middle portion temperature T2 of water tank, the temperature of lower T3 of the water tank and the water tank.
5. the method for heating and controlling of air energy water heater as claimed in claim 4, which is characterized in that by acquiring the air
Can in the water tank of water heater multiple positions water temperature to identify the water consumption of user, comprising:
Obtain the temperature change value that each temperature sensor detects in first to fourth temperature sensor；
The thermal energy needed when calculating user water according to the temperature change value that each temperature sensor detects；
The thermal energy needed when according to user water judges the water consumption of the user.
6. the method for heating and controlling of air energy water heater as claimed in claim 5, which is characterized in that calculate according to the following formula
The thermal energy needed when user water:
Qx=L × 0.25 × (dT4+dT3+dT2+dT1) × ρ × C
Wherein, the thermal energy that needs when Qx is user water, dT1, dT2, dT3 and dT4 are respectively described first to described the
The temperature change value that four temperature sensors detect, L are the volume of the water tank, and ρ is the density of water, and C is the specific heat capacity of water.
7. a kind of heating control apparatus of air energy water heater characterized by comprising
First computing module, for obtaining the outdoor environment temperature of each time point in the first predetermined period, and according to described
The outdoor environment temperature of each time point calculates the outdoor environment of each time point in the following preset time period in one predetermined period
Temperature；
Second computing module, for outdoor environment temperature, the Yong Hushe according to each time point in the following preset time period
The best heating energy valid value that fixed water period and set temperature and current water temperature calculate the air energy water heater is corresponding
Heating interval；
Temperature detecting module, the water temperature of multiple positions in the water tank for detecting the air energy water heater；
Prediction module, for identifying the water consumption of user according to the water temperature of the multiple position, and according to each of the user
Water consumption and the actual used water situation for obtaining the user in the second predetermined period with the water time every time, and according to described second
The actual used water situation of the user predicts the water consumption of the user in the following preset time period in predetermined period,
In, water flow switch is set in the water inlet of the water tank or water outlet, by the water tank for acquiring the air energy water heater
The water temperature of interior multiple positions is to identify the water consumption of user, comprising: obtains user's according to the action situation of the water flow switch
With the water time, and described in being calculated with the temperature change value that is detected in the water time according to each temperature sensor in the user
The thermal energy needed when user's water, the thermal energy needed when according to user water judge the water consumption of the user；
Adjustment module, for adjusting the set temperature according to the water consumption of the user in the following preset time period；
Heating control module, in the corresponding heating interval of the best heating energy valid value according to the set temperature to described
Air energy water heater carry out computer heating control, and in the water period according to the set temperature after adjusting to the air energy thermal
Hydrophone carries out computer heating control.
8. the heating control apparatus of air energy water heater as claimed in claim 7, which is characterized in that the best heating efficiency
It is worth corresponding heating interval before the water period.
9. the heating control apparatus of air energy water heater as claimed in claim 7 or 8, which is characterized in that described first is default
Period is one week, a each time point corresponding hour, first computing module calculate according to the following formula described in not
Carry out the outdoor environment temperature of each time point in preset time period:
Wherein, Tmn is each hour corresponding outdoor environment temperature in one week, and the value range of n is 0-23, the value range of m
For 0-6, and m, n are integer, T7nFor hour each in one day future corresponding outdoor environment temperature.
10. the heating control apparatus of air energy water heater as claimed in claim 7, which is characterized in that the temperature detection mould
Block includes first to fourth temperature sensor, and first to fourth temperature sensor detects the upper temp of the water tank respectively
The bottom temp T4 of T1, the middle portion temperature T2 of the water tank, the temperature of lower T3 of the water tank and the water tank.
11. the heating control apparatus of air energy water heater as claimed in claim 10, which is characterized in that the prediction module into
One step for obtaining the temperature change value that each temperature sensor detects in first to fourth temperature sensor, and according to
The temperature change value that each temperature sensor detects calculates the thermal energy needed when user water, and according to described
The thermal energy needed when user's water judges the water consumption of the user.
12. the heating control apparatus of air energy water heater as claimed in claim 11, which is characterized in that the prediction module root
The thermal energy needed when calculating user water according to following formula:
Qx=L × 0.25 × (dT4+dT3+dT2+dT1) × ρ × C
Wherein, the thermal energy that needs when Qx is user water, dT1, dT2, dT3 and dT4 are respectively described first to described the
The temperature change value that four temperature sensors detect, L are the volume of the water tank, and ρ is the density of water, and C is the specific heat capacity of water.
13. a kind of air energy water heater, which is characterized in that including the air energy thermal water as described in any one of claim 7-12
The heating control apparatus of device.
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| CN109210788B (en) * | 2018-09-12 | 2019-12-13 | 珠海格力电器股份有限公司 | Air energy water heater and constant-temperature water outlet control method thereof |
| CN111912113A (en) * | 2019-05-10 | 2020-11-10 | 芜湖美的厨卫电器制造有限公司 | Water heater and water using detection method, system and computer readable storage medium thereof |
| CN110398070B (en) * | 2019-07-05 | 2022-03-22 | 芜湖美的厨卫电器制造有限公司 | Water heater, control method thereof and computer-readable storage medium |
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| CN110598336B (en) * | 2019-09-17 | 2021-08-31 | 美的集团股份有限公司 | Water consumption prediction method and device for water heater, water heater and electronic equipment |
| CN112524806B (en) * | 2019-09-17 | 2021-12-17 | 美的集团股份有限公司 | Water heater control method and device, water heater and electronic equipment |
| CN110887240B (en) * | 2019-12-03 | 2021-03-16 | 美的集团股份有限公司 | Water heater temperature control method and device, water heater and electronic equipment |
| CN112197434A (en) * | 2020-11-03 | 2021-01-08 | 田国涛 | Domestic hot water system and working method thereof |
| CN113654242B (en) * | 2021-08-12 | 2022-10-21 | 湖南精朗能源科技有限公司 | Air can hot water unit control system based on outdoor ambient temperature |
| CN113834219B (en) * | 2021-09-27 | 2023-04-18 | 广东美的制冷设备有限公司 | Heating control method and device of water heater and water heater |
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| CN114576856B (en) * | 2022-03-14 | 2023-11-28 | 江苏迈能高科技有限公司 | Variable capacity control method of heat pump variable capacity type constant temperature hot water system |
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