CN107036287B - Heat pump water-heating machine and its control method and system - Google Patents
Heat pump water-heating machine and its control method and system Download PDFInfo
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- CN107036287B CN107036287B CN201710329793.5A CN201710329793A CN107036287B CN 107036287 B CN107036287 B CN 107036287B CN 201710329793 A CN201710329793 A CN 201710329793A CN 107036287 B CN107036287 B CN 107036287B
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- occupancy rate
- temperature
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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
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
- F24H4/04—Storage heaters
-
- 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
Abstract
The present invention relates to a kind of heat pump water-heating machine and its control methods and system.A kind of control method of heat pump water-heating machine, which comprises obtain occupancy rate；Inquiry and the matched occupancy rate section of the occupancy rate；Obtain target water level corresponding with the occupancy rate section inquired；According to the target water level, the cistern water level of heat pump water-heating machine is adjusted.The control method of heat pump water-heating machine provided by the invention is by obtaining occupancy rate, according to the cistern water level of occupancy rate adjust automatically heat pump water-heating machine, to realize energy-efficient target.The present invention also provides a kind of heat pump water-heating machine and systems.
Description
Technical field
The present invention relates to hot water machines, more particularly to a kind of heat pump water-heating machine and its control method and system.
Background technique
Due to the energy-efficient advantage of heat pump water-heating machine, many hotels generally carry out water heating using heat pump water-heating machine.It passes
The cistern water level mode and water temperature of hotel's heat pump water-heating machine of system are to preset, if the occupancy rate in hotel is relatively low
Words, hot water is just more rich, generates waste；If occupancy rate is high, hot water is with regard to not enough.The Water in Water Tank of traditional hot water machine
The adjustment of bit pattern and water temperature is the setting that people carries out water level mode and water temperature by manually adjusting line control machine, complicated for operation, easily
In resulting in waste of resources.
Summary of the invention
Based on this, it is necessary to which the adjustment problem of cistern water level mode and water temperature for hot water machine provides a kind of Heat Pump
Water dispenser and its control method and system.
A kind of control method of heat pump water-heating machine, which comprises
Obtain occupancy rate；
Inquiry and the matched occupancy rate section of the occupancy rate；
Obtain target water level corresponding with the occupancy rate section inquired；
According to the target water level, the cistern water level of heat pump water-heating machine is adjusted.
The control method of heat pump water-heating machine provided by the invention is by obtaining occupancy rate, according to occupancy rate adjust automatically heat pump
The cistern water level of hot water machine removes manual operation from, meets hot water demand in real time, to realize energy-efficient target.
After the inquiry is with the matched occupancy rate section of the occupancy rate in one of the embodiments, the method
Further include:
Judge that the occupancy rate is in the low level sub-segments or high-order sub-segments of the occupancy rate section inquired；
If the occupancy rate is in the low level sub-segments, the water tank temperature of heat pump water-heating machine is adjusted to the first temperature；
If the occupancy rate is in the high-order sub-segments, the water tank temperature to more than described the of heat pump water-heating machine is adjusted
The second temperature of one temperature.
In one of the embodiments, when the occupancy rate section inquired is within the scope of maximum occupancy rate section,
First temperature is the difference of default water tank temperature and the first preset value, and the second temperature is the default water tank temperature；
When occupancy rate section except the occupancy rate section inquired is the maximum occupancy rate section, described the
One temperature is the default water tank temperature, the second temperature be the default water tank temperature and the second preset value and.
In one of the embodiments, before the acquisition occupancy rate, the method also includes:
Obtain the number of segment of the water level switch of heat pump water-heating machine；
According to the number of segment, corresponding occupancy rate section is set；
Configure target water level corresponding with the occupancy rate section of setting.
The acquisition occupancy rate includes: in one of the embodiments,
Obtain the history occupancy rate in history cycle；
Determine that current time is corresponding to the historical time in the history cycle in current period；
According to the corresponding history occupancy rate of the historical time, occupancy rate is determined.
The present invention provides a kind of heat pump water-heating machine system, comprising:
Occupancy rate obtains module, for obtaining occupancy rate；
Section enquiry module, for inquiring and the matched occupancy rate section of the occupancy rate；
Target water level obtains module, the corresponding target water level of the occupancy rate section for obtaining with inquiring；
Module is adjusted, for adjusting the cistern water level of heat pump water-heating machine according to the target water level.
Heat pump water-heating machine system provided by the invention obtains the available occupancy rate of module by occupancy rate, and target water level obtains
The available target water level of modulus block, adjustment module adjusts the cistern water level of heat pump water-heating machine according to target water level, thus automatically
Cistern water level is set, hot water demand can be met in real time, realize energy-efficient target.
The section enquiry module in one of the embodiments, further include:
Section judgment module, for judging that the occupancy rate is in the low level sub-segments of the occupancy rate section inquired
Or high-order sub-segments；
Temperature adjusts module, if being in the low level sub-segments for the occupancy rate, adjusts the water of heat pump water-heating machine
Box temperature degree is to the first temperature；If the occupancy rate is in the high-order sub-segments, the water tank temperature of heat pump water-heating machine is adjusted extremely
Greater than the second temperature of first temperature.
Temperature adjusts module in one of the embodiments, further include:
Temperature setting module, for when the occupancy rate section inquired is within the scope of maximum occupancy rate section, institute
The difference that the first temperature is default water tank temperature and the first preset value is stated, the second temperature is the default water tank temperature；When looking into
When the occupancy rate section ask is the occupancy rate section except the maximum occupancy rate section, first temperature is described
Default water tank temperature, the second temperature be the default water tank temperature and the second preset value and.
The heat pump water-heating machine system in one of the embodiments, further include:
Number of segment obtains module, the number of segment of the water level switch for obtaining heat pump water-heating machine；
Occupancy rate section setup module, for corresponding occupancy rate section to be arranged according to the number of segment；
Target water level configuration module, the corresponding target water level of occupancy rate section for configuring with being arranged.
The occupancy rate acquisition module includes: in one of the embodiments,
History occupancy rate obtains module, for obtaining the history occupancy rate in history cycle；
Time determining module, when for determining that current time corresponds to the history in the history cycle in current period
Between；
Occupancy rate determining module, for determining occupancy rate according to the corresponding history occupancy rate of the historical time.
The present invention also provides a kind of heat pump water-heating machine, including memory and processor, calculating is stored on the memory
Machine readable instruction, when the computer-readable instruction is executed by the processor, so that the processor executes following steps:
Obtain occupancy rate；
Inquiry and the matched occupancy rate section of the occupancy rate；
Obtain target water level corresponding with the occupancy rate section inquired；
According to the target water level, the cistern water level of heat pump water-heating machine is adjusted.
Heat pump water-heating machine provided by the invention, including memory and processor, processor can be by obtaining occupancy rate, root
According to the cistern water level of occupancy rate situation adjustment heat pump water-heating machine, cistern water level is set automatically, meets hot water demand in real time, thus real
Existing energy-efficient target.
Detailed description of the invention
Fig. 1 is the control method figure of heat pump water-heating machine provided in an embodiment of the present invention；
Fig. 2 is unit week occupancy rate provided in an embodiment of the present invention and water level, water tank temperature curve graph；
Fig. 3 is water level provided in an embodiment of the present invention and water tank temperature control flow chart；
Fig. 4 is heat pump water-heating machine system figure provided in an embodiment of the present invention.
Wherein:
210- number of segment obtains module；
220- occupancy rate section setup module；
230- target water level configuration module；
240- occupancy rate obtains module；
241- history occupancy rate obtains module；
242- time determining module；
243- occupancy rate determining module；
250- section enquiry module；
251- section judgment module；
252- temperature adjusts module；
253- temperature setting module；
260- target water level obtains module；
270- adjusts module.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Referring to Fig. 1, one embodiment of the invention, provides a kind of control method of heat pump water-heating machine, which comprises
S100 obtains occupancy rate；
S200, inquiry and the matched occupancy rate section of the occupancy rate；
S300 obtains target water level corresponding with the occupancy rate section inquired；
S400 adjusts the cistern water level of heat pump water-heating machine according to the target water level.
The control method of heat pump water-heating machine provided by the invention adjusts heat-pump hot-water by obtaining occupancy rate, according to occupancy rate
The cistern water level of machine, sets cistern water level automatically, meets user hot water demand in real time, to realize energy-efficient target.
In one of the embodiments, before the acquisition occupancy rate, the method also includes:
Obtain the number of segment of the water level switch of heat pump water-heating machine；
According to the number of segment, corresponding occupancy rate section is set；
Configure target water level corresponding with the occupancy rate section of setting.
Specifically, the number of segment of the water level switch of the available water tank of the control centre of heat pump water-heating machine, heat pump water-heating machine water
Water level switch is provided in case, the number of segment of water level switch may be set according to actual conditions, and common water level switch is 4 sections.It can
To set occupancy rate section according to the number of segment of water level switch, occupancy rate sector number is identical as water level switch number.
It is possible to further set target water level according to the number of segment of water level switch, target water level mode and water level switch
Number of segment is identical.Specifically, when water level switch is 4 sections, target water level can be set to 4 kinds of modes, i.e. target water level can be with
It is divided into 25% water level, 50% water level, 75% water level, 100% water level.It can be configured according to occupancy rate section and target water level mode
Target water level corresponding with the occupancy rate section of setting.
In one embodiment, in the step s 100, in hotel occupancy register system comprising the practical occupancy rate in hotel with
Hotel reservation data.The control centre of heat pump water-heating machine can obtain the hotel hotel occupancy Shuai Yu from hotel occupancy register system
Subscription data can obtain occupancy rate.
Referring to Fig. 2, one of embodiment, step S100 obtain occupancy rate, further includes:
S110 obtains the history occupancy rate in history cycle；
S120 determines that current time is corresponding to the historical time in the history cycle in current period；
S130 determines occupancy rate according to the corresponding history occupancy rate of the historical time.
Specifically, the occupancy rate is history occupancy rate, the occupancy rate in history occupancy rate, that is, history cycle, wherein week
Phase can be one week, one month or 1 year etc..One week daily occupancy rate can be counted, it is bent to generate all occupancy rates
Line or moon occupancy rate curve.The formulation in period can be determine according to actual needs.Determine that current time is corresponding in current period
Historical time in the history cycle.Historical time corresponding with current time is found by the current time.For example,
A cycle is one week, if current time is Monday, the occupancy rate of available Monday is moving in for the Monday in history cycle
Rate.Occupancy rate is determined according to the corresponding history occupancy rate of historical time.
Further, in step s 200, according to the occupancy rate section of the occupancy rate of acquisition and setting, inquiry with it is described enter
The firmly matched occupancy rate section of rate.Specifically, preset occupancy rate section, each occupancy rate section include it is a certain range of enter
Firmly rate, can within the scope of which section by judging to compare the occupancy rate classification that the occupancy rate of acquisition falls in setting, thus
Obtain the current occupancy rate section in hotel.
In step S300, the control centre of heat pump water-heating machine can be according to the occupancy rate section and target water level mode
Target water level corresponding with the occupancy rate section being arranged can be configured.It obtains and enters after obtaining the current occupancy rate section in hotel
The firmly corresponding target water level of rate section.When currently occupancy rate section is lower, target water level can be reduced.Current occupancy rate section
When higher, can root target water level is increased.
In step S400, the control centre of heat pump water-heating machine can send control instruction according to obtained target water level
It is switched to cistern water level, control cistern water level switch is opened and turned off, so as to adjust the cistern water level of heat pump water-heating machine.
In one embodiment, step S200, inquiry and the matched occupancy rate section of the occupancy rate, are also wrapped later
It includes:
S210 judges that the occupancy rate is in the low level sub-segments or high-order sub-district of the occupancy rate section inquired
Section；
S220 adjusts the water tank temperature of heat pump water-heating machine to first if the occupancy rate is in the low level sub-segments
Temperature；
S230, if the occupancy rate is in the high-order sub-segments, adjust heat pump water-heating machine water tank temperature to more than
The second temperature of first temperature.
Specifically, the control centre of heat pump water-heating machine obtains the number of segment of water level switch, occupancy rate sector number and water level switch
Number of segment it is identical.In one embodiment, commonly using water level switch is 4 sections, therefore occupancy rate can divide 4 sections, hotel
The range of occupancy rate η can be set to 0%~105%, wherein hotel occupancy rate can be divided into 0% < η≤25%, 25%
< η≤55%, 55% < η≤85%, 85% < η, tetra- sections.Each section can be divided into two sub-segments, one high seat
One low level sub-segments of section.The higher sub-segments of occupancy rate, low level sub-segments, that is, same in high-order sub-segments, that is, same section
The lower sub-segments of occupancy rate in section.When common water level switch is 4 sections, occupancy rate section can be divided into 8 sections, because
This, occupancy rate η can be divided for η≤15%, 15% < η≤25%, 25% < η≤40%, 40% < η≤55%, 55% < η
This 8 sections of≤75%, 75% < η≤85%, 85% < η≤105%, 105% < η.
It is possible to further be obtained then adjusting heat when occupancy rate is in the low level sub-segments according to occupancy rate section
The water tank temperature of pump hot water machine is to the first temperature.When occupancy rate is in the high-order sub-segments, then the water of heat pump water-heating machine is adjusted
The second temperature of box temperature degree to more than first temperature.
Further, when the occupancy rate section inquired is within the scope of maximum occupancy rate section, first temperature
Degree is the difference of default water tank temperature and the first preset value, and the second temperature is the default water tank temperature；
When occupancy rate section except the occupancy rate section inquired is the maximum occupancy rate section, described the
One temperature is the default water tank temperature, the second temperature be the default water tank temperature and the second preset value and.
Specifically, the initial value T an of water tank temperature can be arranged when heat pump water-heating machine is switched onJust, the initial value of water tank temperature
TJustAs default water tank temperature.The initial value of general heat-pump hot-water unit default setting water tank temperature is 50 DEG C.Water tank temperature value
It can be adjusted according to actual used water situation.If the first preset value is a, a is a definite value, and the size of the value of a is indefinite, user
The size of a value can be modified according to actual used water amount.If the second preset value is b, b is a definite value, and the size of the value of b is not
Fixed, user can modify the size of b value according to actual used water amount.
When the occupancy rate section inquired is within the scope of maximum occupancy rate section, the first temperature T1It is default
Water tank temperature TJustWith the difference of the first preset value a, i.e. T1=TJust- a, the second temperature T2For the default water tank temperature TJust, i.e. T2
=TJust；
When occupancy rate section except the occupancy rate section inquired is the maximum occupancy rate section, described the
One temperature T1For the default water tank temperature TJust, that is, T1=TJust, the second temperature T2For the default water tank temperature TJustWith
The sum of two preset value b, i.e. T2=TJust+b。
It further, can be by improving water tank temperature setting value if current occupancy rate is higher and current level is lower
To meet user hot water demand.It, can be by reducing water tank temperature setting if current occupancy rate is lower and current level is higher
Value reaches energy-efficient purpose.Water tank temperature setting value is indefinite, can be determined according to actual occupancy rate and cistern water level.
It can be set according to the water tank temperature initial value and water tank temperature setting value of setting, adjustment water tank temperature to water tank temperature
Definite value.When hotel occupancy rate is less, hot water demand's amount is also few, on the one hand, can turn down water level.On the other hand, water tank temperature
Height and the low usage amount for also influencing whether hot water of degree, water tank temperature is higher, can use for more guests.Therefore, Ke Yitong
The operation of adjustment water tank temperature and water level scheme control heat pump water-heating machine is crossed, realizes energy conservation object.
Referring to Fig. 3, one of embodiment, heat pump water-heating machine and water tank generally move in number by hotel's maximum
80%-100% type selecting, water tank temperature has a setting value T when heat pump water-heating machine is switched onJust, TJustGenerally heat pump water-heating machine is silent
Recognize value (50 DEG C)；According to hotel occupancy register system or reservation system, it can be deduced that same day occupancy rate, heat pump water-heating machine control
Center obtains the occupancy rate data in hotel occupancy register system, and heat pump water-heating machine control centre is classified occupancy rate η, heat
Pump hot water machine can obtain water level mode and water tank temperature T according to the data that occupancy rate is classifiedIf。
The temperature and hot water machine water level that water tank can be adjusted according to the practical occupancy rate when hotel, when occupancy rate is higher,
It can be by adjusting the temperature of water tank and water level meets the needs of resident hot water amount simultaneously.It is to drop simultaneously when occupancy rate is lower
The temperature and water level of low flush tank, to reach energy saving purpose.Wherein, the adjusting of water tank water temperature and water level can be according to practical application feelings
Condition determines, can adjust water tank water temperature simultaneously and water level value meets the actual demand of resident.
Specifically, water level mode and water tank temperature can be adjusted according to the range of following occupancy rates.
1) as occupancy rate η≤c1, the cistern water level of heat pump water-heating machine is adjusted to d1 water level, water tank temperature T1；
2) as occupancy rate c1 < η≤c2, the cistern water level of heat pump water-heating machine is adjusted to d1 water level, water tank temperature T2。
3) as occupancy rate c2 < η≤c3, the cistern water level of heat pump water-heating machine is adjusted to d2 water level, water tank temperature T1。
4) as occupancy rate c3 < η≤c4, the cistern water level of heat pump water-heating machine is adjusted to d2 water level, water tank temperature T2。
5) as occupancy rate c4 < η≤c5, the cistern water level of heat pump water-heating machine is adjusted to d3 water level, water tank temperature T1。
6) as occupancy rate c5 < η≤c6, the cistern water level of heat pump water-heating machine is adjusted to d3 water level, water tank temperature T2。
7) as occupancy rate c6 < η≤c7, the cistern water level of heat pump water-heating machine is adjusted to d4 water level, water tank temperature T1。
8) as occupancy rate c7 < η, the cistern water level of heat pump water-heating machine is adjusted to d4 water level, water tank temperature T2。
It is possible to further adjust water level and water tank temperature according to the actual situation, in one embodiment,
As occupancy rate η≤15%, the cistern water level of heat pump water-heating machine is adjusted to 25% water level, water tank temperature T1=TJust-
A, a are a pre-set value, and the range of a value can be set according to the requirement of water tank in practical application and water temperature.When moving in
When 15% < η≤25% of rate, the cistern water level of heat pump water-heating machine is adjusted to 25% water level, water tank temperature T2=TJust。
As 25% < η≤40% of occupancy rate, the cistern water level of heat pump water-heating machine is adjusted to 50% water level, water tank temperature T1
=TJust-a。
As 40% < η≤55% of occupancy rate, the cistern water level of heat pump water-heating machine is adjusted to 50% water level, water tank temperature T2
=TJust。
As 55% < η≤75% of occupancy rate, the cistern water level of heat pump water-heating machine is adjusted to 75% water level, water tank temperature T1
=TJust-a。
As 75% < η≤85% of occupancy rate, the cistern water level of heat pump water-heating machine is adjusted to 75% water level, water tank temperature T2
=TJust。
As 85% < η≤105% of occupancy rate, the cistern water level of heat pump water-heating machine is adjusted to 100% water level, water tank temperature
T1=TJust。
As 105% < η of occupancy rate, the cistern water level of heat pump water-heating machine is adjusted to 100% water level, water tank temperature T2=TJust
+ b, b are a definite value, and the range of b value can be set according to the requirement of water tank in practical application and water temperature.
Using above-mentioned adjusting water level mode and water tank temperature mode, automatic water level can be realized according to the practical occupancy rate in hotel
Mode and water tank temperature setting, avoid hot water amount insufficient or excessive, cause heat pump water-heating machine operation energy consumption big, realize energy saving mesh
Mark.
Referring to Figure 4 together, one embodiment of the invention provides a kind of heat pump water-heating machine system, comprising:
Occupancy rate obtains module 240, for obtaining occupancy rate；
Section enquiry module 250, for inquiring and the matched occupancy rate section of the occupancy rate；
Target water level obtains module 260, the corresponding target water level of the occupancy rate section for obtaining with inquiring；
Module 270 is adjusted, for adjusting the cistern water level of heat pump water-heating machine according to the target water level.
Specifically, including hotel occupancy rate and hotel reservation data in hotel occupancy register system.In heat pump water-heating machine
Occupancy rate obtains module 240 can obtain hotel occupancy rate and hotel reservation data from hotel occupancy register system.
Section enquiry module 250 can be inquired and the matched occupancy rate section of the occupancy rate.Specifically, presetting
The section of occupancy rate, section enquiry module 250 can be by judging that comparing the occupancy rate that occupancy rate acquisition module 240 obtains falls in
Within the scope of which section of the occupancy rate classification of setting, to obtain the section of hotel occupancy rate.
Target water level obtain module 260 can according to the number of segment of water level switch set target water level, target water level mode with
The number of segment of water level switch is identical.Target water level, which obtains module 260, can match according to the occupancy rate section with target water level mode
Set target water level corresponding with the occupancy rate section of setting.It is obtained and occupancy rate area after obtaining the current occupancy rate section in hotel
The corresponding target water level of section.When currently occupancy rate section is lower, target water level can be reduced.Current occupancy rate section is higher
When, can root target water level is increased.
Adjustment module 270 can adjust the cistern water level of heat pump water-heating machine according to the target water level.Adjust module 270
It can send control instruction to cistern water level according to obtained target water level and switch, control cistern water level switch is opened and closed
It is disconnected, so as to adjust the cistern water level of heat pump water-heating machine.
Heat pump water-heating machine system provided by the invention obtains the available occupancy rate of module 240, target water by occupancy rate
Position obtains the available target water level of module 260, and adjustment module 270 adjusts the Water in Water Tank of heat pump water-heating machine according to target water level
Position, to set cistern water level automatically, can meet hot water demand in real time, realize energy-efficient target.
In one embodiment, the heat pump water-heating machine system further include: number of segment obtains module 210, occupancy rate section
Setup module 220 and target water level configuration module 230.Water level switch is provided in heat pump water-heating machine, the number of segment of water level switch can
To be set according to actual conditions, common water level switch is 4 sections.Occupancy rate section can be set according to the number of segment of water level switch.
Wherein, number of segment obtains the number of segment of the water level switch of the available heat pump water-heating machine of module 210.Occupancy rate section setup module 220
Corresponding occupancy rate section can be set according to the number of segment of water level switch.Target water level configuration module 230 can configure and be arranged
The corresponding target water level of occupancy rate section.
Further, target water level configuration module 230 can set target water level according to the number of segment of water level switch.Target water
Bit pattern is identical as the number of segment of water level switch.Specifically, when water level switch is 4 sections, target water level module can be by target water
Position is set as 4 kinds of modes, i.e. target water level can be divided into 25% water level, 50% water level, 75% water level, 100% water level.Target water
Position configuration module 230 can be according to occupancy rate section and target water level pattern configurations target corresponding with the occupancy rate section of setting
Water level.
In one embodiment, section enquiry module 250 further include:
Section judgment module 251, for judging that the occupancy rate is in low level of the occupancy rate section inquired
Section or high-order sub-segments；Wherein, each section in occupancy rate section can be divided into two sub-segments, a high-order sub-district
One low level sub-segments of section.Section judgment module 251 judges that occupancy rate is in described according to the occupancy rate section inquired
The low level sub-segments of occupancy rate section or high-order sub-segments.
Temperature adjusts module 252, if being in the low level sub-segments for the occupancy rate, adjusts heat pump water-heating machine
Water tank temperature is to the first temperature；If the occupancy rate is in the high-order sub-segments, the water tank temperature of heat pump water-heating machine is adjusted
To more than the second temperature of first temperature.
When occupancy rate is in low level sub-segments, temperature adjustment module 252 can send control instruction to heat pump water-heating machine,
The water tank temperature of heat pump water-heating machine is adjusted to the first temperature.When occupancy rate is in the high-order sub-segments, temperature adjusts module
252 can send control instruction to heat pump water-heating machine, adjust the water tank temperature of heat pump water-heating machine to second temperature.
Further, temperature adjusts module 252 further include: temperature setting module 253, for moving in described in inquire
When rate section is within the scope of maximum occupancy rate section, first temperature is the difference of default water tank temperature and the first preset value, institute
Stating second temperature is the default water tank temperature；When the occupancy rate section inquired is except the maximum occupancy rate section
Occupancy rate section when, first temperature be the default water tank temperature, the second temperature be the default water tank temperature
With the second preset value and.
Specifically, the initial value T an of water tank temperature is arranged when heat pump water-heating machine is switched onJust, the initial value T of water tank temperatureJust
As default water tank temperature.If the first preset value is a, a is a definite value, and the size of the value of a is indefinite, and user can be according to reality
Water consumption modifies the size of a value.If the second preset value is b, b is a definite value, and the size of the value of b is indefinite, and user can root
Factually border water consumption modifies the size of b value.
When the occupancy rate section that temperature setting module 253 inquires is within the scope of maximum occupancy rate section, temperature
Setting module 253 sets the first temperature T1To preset water tank temperature TJustWith the difference of the first preset value a, i.e. T1=TJust- a, temperature setting
Module 253 sets second temperature T2For the default water tank temperature TJust, i.e. T2=TJust；
When the occupancy rate section that temperature setting module 253 inquires is moving in except the maximum occupancy rate section
When rate section, temperature setting module 253 sets the first temperature T1For the default water tank temperature TJust, that is, T1=TJust, setting second
Temperature T2For the default water tank temperature TJustWith the second preset value b's and, i.e. T2=TJust+b。
It can be set according to the water tank temperature initial value and water tank temperature setting value of setting, adjustment water tank temperature to water tank temperature
Definite value.When hotel occupancy rate is less, hot water demand's amount is also few, on the one hand, can turn down water level.On the other hand, water tank temperature
Height and the low usage amount for also influencing whether hot water of degree, water tank temperature is higher, can use for more guests.Therefore, Ke Yitong
The operation of adjustment water tank temperature and water level scheme control heat pump water-heating machine is crossed, realizes energy conservation object.
In one embodiment, occupancy rate acquisition module 240 includes:
History occupancy rate obtains module 241, for obtaining the history occupancy rate in history cycle；
Time determining module 242, for determining that current time is corresponding to the history in the history cycle in current period
Time；
Occupancy rate determining module 243, for determining occupancy rate according to the corresponding history occupancy rate of the historical time.
Further, the occupancy rate in history occupancy rate, that is, history cycle, period can be one week, one month or 1 year
Deng can be counted to one week daily occupancy rate, generate all occupancy rate curves or moon occupancy rate curve.History is moved in
Rate obtains module 241, the history occupancy rate in available history cycle.Time determining module 242 can determine current time
Corresponding historical time, the historical time that occupancy rate determining module 243 can be obtained according to time determining module 242 are determined and are gone through
History time corresponding history occupancy rate, to obtain occupancy rate.
The present invention also provides a kind of heat pump water-heating machine, including memory and processor, calculating is stored on the memory
Machine readable instruction, when the computer-readable instruction is executed by the processor, so that the processor executes following steps:
Obtain occupancy rate；
Inquiry and the matched occupancy rate section of the occupancy rate；
Obtain target water level corresponding with the occupancy rate section inquired；
According to the target water level, the cistern water level of heat pump water-heating machine is adjusted.
Specifically, including hotel occupancy rate and hotel reservation data in hotel occupancy register system.The place of heat pump water-heating machine
Reason device can obtain hotel occupancy rate and hotel reservation data from hotel occupancy register system, can obtain occupancy rate.
Occupancy rate is matched with occupancy rate section, the section of occupancy rate can be obtained.Further, preset into
Firmly rate section, can within the scope of which section by judging to compare the occupancy rate classification that the occupancy rate of acquisition falls in setting,
To obtain the section of hotel occupancy rate.
According to the occupancy rate section of the occupancy rate of acquisition and setting, inquiry and the matched occupancy rate section of the occupancy rate.
Specifically, presetting occupancy rate section, each occupancy rate section includes a certain range of occupancy rate, can be compared by judgement
The occupancy rate of acquisition is fallen within the scope of which section of the occupancy rate classification of setting, to obtain current occupancy rate area, hotel
Section.
The processor of heat pump water-heating machine enters according to what the occupancy rate section can configure and be arranged with target water level mode
The firmly corresponding target water level of rate section.Target corresponding with occupancy rate section is obtained after obtaining the current occupancy rate section in hotel
Water level.When currently occupancy rate section is lower, target water level can be reduced.When current occupancy rate section is higher, can root by mesh
Water level is marked to increase.
Heat pump water-heating machine holds sharp weapon and can send control instruction to cistern water level according to obtained target water level and switch, control
Cistern water level switch processed is opened and is turned off, so as to adjust the cistern water level of heat pump water-heating machine.
Heat-pump hot-water machine equipment provided by the invention, including memory and processor, processor can be moved in by obtaining
Rate adjusts the water level mode and water tank temperature of heat pump water-heating machine according to lodging situation, automatic to set cistern water level and water temperature, thus
Realize energy-efficient target.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (11)
1. a kind of control method of heat pump water-heating machine, which is characterized in that the described method includes:
Obtain occupancy rate；
Inquiry and the matched occupancy rate section of the occupancy rate；
Obtain target water level corresponding with the occupancy rate section inquired；
Judge that the occupancy rate is in the low level sub-segments or high-order sub-segments of the occupancy rate section inquired；
If the occupancy rate is in the low level sub-segments, the water tank temperature of heat pump water-heating machine is adjusted to the first temperature；
According to the target water level, the cistern water level of heat pump water-heating machine is adjusted.
2. the method according to claim 1, wherein judging that the occupancy rate is in the occupancy rate inquired
After the low level sub-segments of section or high-order sub-segments, the method also includes:
If the occupancy rate is in the high-order sub-segments, adjust heat pump water-heating machine water tank temperature to more than first temperature
The second temperature of degree.
3. according to the method described in claim 2, it is characterized in that, when the occupancy rate section inquired is in maximum occupancy rate
When within the scope of section, first temperature is the difference of default water tank temperature and the first preset value, and the second temperature is described pre-
If water tank temperature；
When occupancy rate section except the occupancy rate section inquired is the maximum occupancy rate section, first temperature
Degree is the default water tank temperature, the second temperature be the default water tank temperature and the second preset value and.
4. the method according to claim 1, wherein before the acquisition occupancy rate, the method also includes:
Obtain the number of segment of the water level switch of heat pump water-heating machine；
According to the number of segment, corresponding occupancy rate section is set；
Configure target water level corresponding with the occupancy rate section of setting.
5. method according to claim 1 to 4, which is characterized in that the acquisition occupancy rate includes:
Obtain the history occupancy rate in history cycle；
Determine that current time is corresponding to the historical time in the history cycle in current period；
According to the corresponding history occupancy rate of the historical time, occupancy rate is determined.
6. a kind of heat pump water-heating machine system characterized by comprising
Occupancy rate obtains module (240), for obtaining occupancy rate；
Section enquiry module (250) for inquiry and the matched occupancy rate section of the occupancy rate, and judges at the occupancy rate
In the low level sub-segments or high-order sub-segments of the occupancy rate section inquired；
Temperature adjusts module (252), if being in the low level sub-segments for the occupancy rate, adjusts the water of heat pump water-heating machine
Box temperature degree is to the first temperature；
Target water level obtains module (260), the corresponding target water level of the occupancy rate section for obtaining with inquiring；
It adjusts module (270), for adjusting the cistern water level of heat pump water-heating machine according to the target water level.
7. heat pump water-heating machine system according to claim 6, which is characterized in that the section enquiry module (250) is also used
If being in the high-order sub-segments in the occupancy rate, adjust heat pump water-heating machine water tank temperature to more than first temperature
Second temperature.
8. heat pump water-heating machine system according to claim 7, which is characterized in that temperature adjusts module (252) further include:
Temperature setting module (253), for when the occupancy rate section inquired is within the scope of maximum occupancy rate section, institute
The difference that the first temperature is default water tank temperature and the first preset value is stated, the second temperature is the default water tank temperature；When looking into
When the occupancy rate section ask is the occupancy rate section except the maximum occupancy rate section, first temperature is described
Default water tank temperature, the second temperature be the default water tank temperature and the second preset value and.
9. heat pump water-heating machine system according to claim 6, which is characterized in that the heat pump water-heating machine system further include:
Number of segment obtains module (210), the number of segment of the water level switch for obtaining heat pump water-heating machine；
Occupancy rate section setup module (220), for corresponding occupancy rate section to be arranged according to the number of segment；
Target water level configuration module (230), the corresponding target water level of occupancy rate section for configuring with being arranged.
10. according to any heat pump water-heating machine system of claim 6 to 9, which is characterized in that the occupancy rate obtains module
(240) include:
History occupancy rate obtains module (241), for obtaining the history occupancy rate in history cycle；
Time determining module (242), when for determining that current time corresponds to the history in the history cycle in current period
Between；
Occupancy rate determining module (243), for determining occupancy rate according to the corresponding history occupancy rate of the historical time.
11. a kind of heat pump water-heating machine, which is characterized in that including memory and processor, be stored with computer on the memory
Readable instruction, when the computer-readable instruction is executed by the processor, so that the processor executes following steps:
Obtain occupancy rate；
Inquiry and the matched occupancy rate section of the occupancy rate；
Obtain target water level corresponding with the occupancy rate section inquired；
Judge that the occupancy rate is in the low level sub-segments or high-order sub-segments of the occupancy rate section inquired；
Obtain target water level corresponding with the occupancy rate section inquired；
According to the target water level, the cistern water level of heat pump water-heating machine is adjusted.
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| JPS61168746A (en) * | 1985-01-22 | 1986-07-30 | Mitsubishi Electric Corp | Control device for electric water heater |
| CN101135471A (en) * | 2007-09-29 | 2008-03-05 | 江苏天舒电器有限公司 | Method for forecasting and controlling heat pump hot-water system dynamic energy conservation operation |
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|---|---|
| CN107036287A (en) | 2017-08-11 |
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