CN106440351B - A kind of control method and control system of the heat-pump hot-water unit based on electricity using at the peak time - Google Patents
A kind of control method and control system of the heat-pump hot-water unit based on electricity using at the peak time Download PDFInfo
- Publication number
- CN106440351B CN106440351B CN201610811200.4A CN201610811200A CN106440351B CN 106440351 B CN106440351 B CN 106440351B CN 201610811200 A CN201610811200 A CN 201610811200A CN 106440351 B CN106440351 B CN 106440351B
- Authority
- CN
- China
- Prior art keywords
- electricity
- heat pump
- auxiliary thermal
- heat
- t5stop
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
-
- 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
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The present invention relates to the control methods and control system of a kind of heat-pump hot-water unit based on electricity using at the peak time, the following steps are included: paddy valence electric signal judgment step, judge whether there is paddy valence electric signal input, if it is, executing heat pump and the auxiliary thermal unlatching rate-determining steps of electricity;Otherwise normal control heat-pump hot-water unit is run;Heat pump and the auxiliary thermal of electricity open rate-determining steps, according to the unlatching of the size relation control heat pump of the current water tank temperature T5 and water tank set temperature Ts and auxiliary thermal opening temperature T5start of electricity and the auxiliary thermal of electricity.The unlatching for deciding whether control heat pump and the auxiliary thermal of electricity by judging whether there is the input of paddy valence electric signal avoids and opens the auxiliary thermal of electricity in advance;The unlatching of heat pump and the auxiliary thermal of electricity is specifically controlled by determining the size relation of T5 and Ts and T5start, it can be ensured that the exact moment that the auxiliary thermal of electricity is opened avoids the auxiliary thermal of electricity from opening too late.
Description
Technical field
The present invention relates to heat-pump hot-water unit control technology field, especially a kind of heat pump water-heating machine based on electricity using at the peak time
The control method and control system of group.
Background technique
It is extremely cheap due to paddy valence electricity, but the time of paddy valence electricity is limited, in order within the limited time
It uses heat pump unit more as far as possible, and can satisfy the set temperature with water, need accurately to control opening for electric auxiliary thermal
Open the time.
Current control program is not very precisely that control logic is computationally intensive, and it is also big to calculate error, may be very early
The auxiliary thermal of the electricity of unlatching in advance, energy consumption, it is also possible to just open the auxiliary thermal of electricity very late, the setting temperature of user's requirement is not achieved
Degree.
Summary of the invention
The present invention provides the control method and control system of a kind of heat-pump hot-water unit based on electricity using at the peak time, on solving
State the technical problem that the auxiliary thermal of electricity opens opportunity inaccuracy.
In order to solve the above technical problem, the present invention provides a kind of controlling parties of heat-pump hot-water unit based on electricity using at the peak time
Method, comprising the following steps:
Paddy valence electric signal judgment step judges whether there is the input of paddy valence electric signal, if it is, executing heat pump and the auxiliary heat of electricity
Device opens rate-determining steps;Otherwise normal control heat-pump hot-water unit is run;
Heat pump and the auxiliary thermal of electricity open rate-determining steps, auxiliary according to current water tank temperature T5 and water tank set temperature Ts and electricity
The size relation control heat pump of thermal opening temperature T5start and the unlatching of the auxiliary thermal of electricity.
The beneficial effects of the present invention are: by judging whether there is, the input of paddy valence electric signal decides whether to control heat pump and electricity is auxiliary
The unlatching of thermal avoids and opens the auxiliary thermal of electricity in advance;By determining the size relation of T5 and Ts and T5start come specific
Control the unlatching of heat pump and the auxiliary thermal of electricity, it can be ensured that the exact moment that the auxiliary thermal of electricity is opened avoids the auxiliary thermal of electricity from opening
It opens too late.
Further, the heat pump and the auxiliary thermal of electricity open the concrete operations of control are as follows:
As T5 < T5start, heat pump is opened, when T5start≤T5 < Ts, is then turned on the auxiliary thermal of electricity;
Or,
As T5start≤T5 < Ts, heat pump and the auxiliary thermal of electricity are opened.
Beneficial effect using above-mentioned further scheme is: when current water tank temperature T5 reaches the auxiliary thermal opening temperature of electricity
Electricity auxiliary thermal is just opened when T5start, improves the heating efficiency of the auxiliary thermal of electricity, avoids opening the auxiliary thermal wave of electricity ahead of time
Power-consuming energy.
Further, the T5start meets following relationship:
T5start=P00+P10×T4+P01×t+P20×T42+P11×T4×t+P02×t2+P30×T43+P21×T42×t
+P12×T4×t2+P03×t3;
Wherein, T4 is environment temperature, and t is paddy valence electricity consumption time, 14.92 < P0021.13, -1.249 < P of <10<-
0.5979, -8.469 < P01< -4.139,0.02799 < P200.06259,0.09717 < P of <110.2393,0.9015 < of <
P021.891, -0.0006252 < P of <300.00001128, -0.003466 < P of < -210.00101, -0.0006541 < P of < -12
0.01165, -0.1252 < P of <03< -0.05414.
Beneficial effect using above-mentioned further scheme is: calculating electricity by current water tank temperature T5 and environment temperature T4
Auxiliary thermal opening temperature T5start, it is ensured that the accuracy that the auxiliary thermal of electricity is opened.
It further, further include that heat pump and the auxiliary thermal of electricity are closed after the heat pump and the auxiliary thermal of electricity open rate-determining steps
Rate-determining steps, according to the size relation of current water tank temperature T5 and water tank set temperature Ts and heat pump closing temperature T5stop, with
And size relation control heat pump and the closing of the auxiliary thermal of electricity of water tank set temperature Ts and heat pump closing temperature T5stop.
Beneficial effect using above-mentioned further scheme is: by the way that heat pump closing temperature T5stop is arranged, avoiding excessively making
With heat pump, the utilization efficiency of electric energy is improved.
Further, the heat pump and the auxiliary thermal of electricity close control concrete operations are as follows:
As Ts < T5stop, continues that heat pump and the auxiliary thermal of electricity is kept to open, when T5 >=Ts, close heat pump and electricity
Auxiliary thermal;
Or,
As Ts >=T5stop, judge whether T5 is less than T5stop,
If T5 < T5stop, continues that heat pump and the auxiliary thermal of electricity is kept to open, when T5stop≤T5 < Ts, close
The heat pump closes the auxiliary thermal of electricity finally as T5 >=Ts;
If T5stop≤T5 < Ts, closes the heat pump, and when T5 >=Ts, the auxiliary thermal of electricity is closed.
Beneficial effect using above-mentioned further scheme is: auxiliary to close heat pump and electricity by the Rule of judgment for being arranged different
Thermal improves the service efficiency of heat pump and the auxiliary thermal heating of electricity.
Further, the T5stop meets following relationship:
T5stop=T4-43 × (1-a), wherein T4 is environment temperature, -0.5 < a < 0.5.
Beneficial effect using above-mentioned further scheme is: setting heat pump closing temperature is set according to environment temperature T4
T5stop, it is ensured that the accuracy that heat pump is closed.
Further, the paddy valence electric signal judgment step and the heat pump and the auxiliary thermal of electricity are opened between rate-determining steps also
Including current environmental temperature T4 judgment step, judge current environmental temperature T4 whether heat pump reliability service default environment temperature
Within the scope of Te, if it is, executing heat pump and the auxiliary thermal unlatching rate-determining steps of electricity;Otherwise heat-pump hot-water unit is in standby shape
State.
Beneficial effect using above-mentioned further scheme is: by judging whether current environmental temperature T4 reliably transports in heat pump
Within the scope of capable default environment temperature Te, the reliability of heat-pump hot-water unit is improved.
The present invention also provides a kind of control systems of heat-pump hot-water unit based on electricity using at the peak time, including paddy valence electric signal to sentence
Disconnected module and the auxiliary thermal open control module of heat pump electricity,
The paddy valence electric signal judgment module, for judging whether there is the input of paddy valence electric signal, if it is, described in calling
The auxiliary thermal open control module of heat pump electricity;Otherwise normal control heat-pump hot-water unit is run;
The auxiliary thermal open control module of the heat pump electricity, for according to current water tank temperature T5 and water tank set temperature Ts
With the size relation control heat pump of the auxiliary thermal opening temperature T5start of electricity and the unlatching of the auxiliary thermal of electricity.
The beneficial effect of control system of the present invention is: judging whether there is paddy valence electric signal by paddy valence electric signal judgment module
Input decides whether to control the unlatching of heat pump and the auxiliary thermal of electricity, avoids and open the auxiliary thermal of electricity in advance;It is auxiliary by heat pump electricity
Thermal open control module determines that the size relation of T5 and Ts and T5start specifically to control heat pump and the auxiliary thermal of electricity is opened
It opens, it can be ensured that the exact moment that the auxiliary thermal of electricity is opened avoids the auxiliary thermal of electricity from opening too late.
Further, the concrete operations of the auxiliary thermal open control module of the heat pump electricity are as follows:
As T5 < T5start, heat pump is opened, when T5start≤T5 < Ts, is then turned on the auxiliary thermal of electricity;
Or,
As T5start≤T5 < Ts, heat pump and the auxiliary thermal of electricity are opened.
Beneficial effect using above-mentioned further scheme is: when current water tank temperature T5 reaches the auxiliary thermal opening temperature of electricity
Electricity auxiliary thermal is just opened when T5start, improves the heating efficiency of the auxiliary thermal of electricity, avoids opening the auxiliary thermal wave of electricity ahead of time
Power-consuming energy.
Further, the T5start meets following relationship:
T5start=P00+P10×T4+P01×t+P20×T42+P11×T4×t+P02×t2+P30×T43+P21×T42×t
+P12×T4×t2+P03×t3;
Wherein, T4 is environment temperature, and t is paddy valence electricity consumption time, 14.92 < P0021.13, -1.249 < P of <10<-
0.5979, -8.469 < P01< -4.139,0.02799 < P200.06259,0.09717 < P of <110.2393,0.9015 < of <
P021.891, -0.0006252 < P of <300.00001128, -0.003466 < P of < -210.00101, -0.0006541 < P of < -12
0.01165, -0.1252 < P of <03< -0.05414.
Beneficial effect using above-mentioned further scheme is: calculating electricity by current water tank temperature T5 and environment temperature T4
Auxiliary thermal opening temperature T5start, it is ensured that the accuracy that the auxiliary thermal of electricity is opened.
Further, further include that the auxiliary thermal of heat pump electricity closes control module, open and control with the auxiliary thermal of the heat pump electricity
Module connection, for being closed according to the size of current water tank temperature T5 and water tank set temperature Ts and heat pump closing temperature T5stop
The pass of the size relation of system and water tank set temperature Ts and heat pump closing temperature T5stop control heat pump and the auxiliary thermal of electricity
It closes.
Beneficial effect using above-mentioned further scheme is: by the way that heat pump closing temperature T5stop is arranged, avoiding excessively making
With heat pump, the utilization efficiency of electric energy is improved.
Further, the auxiliary thermal of the heat pump electricity closes control module concrete operations are as follows:
As Ts < T5stop, continues that heat pump and the auxiliary thermal of electricity is kept to open, when T5 >=Ts, close heat pump and electricity
Auxiliary thermal;
Or,
As Ts >=T5stop, judge whether T5 is less than T5stop,
If T5 < T5stop, continues that heat pump and the auxiliary thermal of electricity is kept to open, when T5stop≤T5 < Ts, close
The heat pump closes the auxiliary thermal of electricity finally as T5 >=Ts;
If T5stop≤T5 < Ts, closes the heat pump, and when T5 >=Ts, the auxiliary thermal of electricity is closed.
Beneficial effect using above-mentioned further scheme is: auxiliary to close heat pump and electricity by the Rule of judgment for being arranged different
Thermal improves the service efficiency of heat pump and the auxiliary thermal heating of electricity.
Further, the T5stop meets following relationship:
T5stop=T4-43 × (1-a), wherein T4 is environment temperature, -0.5 < a < 0.5.
Beneficial effect using above-mentioned further scheme is: setting heat pump closing temperature is set according to environment temperature T4
T5stop, it is ensured that the accuracy that heat pump is closed.
It further, further include current environmental temperature T4 judgment module, with described including paddy valence electric signal judgment module and institute
State the auxiliary thermal open control module connection of heat pump electricity, for judge current environmental temperature T4 whether operation of heat pump default ring
Within the scope of the temperature Te of border, if it is, calling the auxiliary thermal open control module of the heat pump electricity;Otherwise at heat-pump hot-water unit
In standby mode.
Beneficial effect using above-mentioned further scheme is: judging current environment by current environmental temperature T4 judgment module
Temperature T4 improves the reliability of heat-pump hot-water unit whether within the scope of the default environment temperature Te of heat pump reliability service.
Detailed description of the invention
Fig. 1 is one control flow chart of control method embodiment of the heat-pump hot-water unit the present invention is based on electricity using at the peak time,
Fig. 2 is two control flow chart of control method embodiment of the heat-pump hot-water unit the present invention is based on electricity using at the peak time,
Fig. 3 is three control flow chart of control method embodiment of the heat-pump hot-water unit the present invention is based on electricity using at the peak time,
Fig. 4 is the control system embodiment structure block diagram of the heat-pump hot-water unit the present invention is based on electricity using at the peak time.
In attached drawing, parts list represented by the reference numerals are as follows:
100, paddy valence electric signal judgment module, 200, current environmental temperature T4 judgment module, 300, the auxiliary thermal of heat pump electricity
Open control module, 400, the auxiliary thermal closing control module of heat pump electricity
Specific embodiment
The present invention is further illustrated with embodiment with reference to the accompanying drawing.
Fig. 1 is one control flow chart of control method embodiment of the heat-pump hot-water unit the present invention is based on electricity using at the peak time,
The following steps are included:
Paddy valence electric signal judgment step judges whether there is the input of paddy valence electric signal, if it is, executing heat pump and the auxiliary heat of electricity
Device opens rate-determining steps;Otherwise normal control heat-pump hot-water unit is run;
Heat pump and the auxiliary thermal of electricity open rate-determining steps, auxiliary according to current water tank temperature T5 and water tank set temperature Ts and electricity
The size relation control heat pump of thermal opening temperature T5start and the unlatching of the auxiliary thermal of electricity.
The unlatching for deciding whether control heat pump and the auxiliary thermal of electricity by judging whether there is the input of paddy valence electric signal, avoids
The auxiliary thermal of electricity is opened in advance;Heat pump and the auxiliary hot charging of electricity are specifically controlled by determining the size relation of T5 and Ts and T5start
The unlatching set, it can be ensured that the exact moment that the auxiliary thermal of electricity is opened avoids the auxiliary thermal of electricity from opening too late.
The present invention is based on two control flow charts of control method embodiment of the heat-pump hot-water unit of electricity using at the peak time referring to figure
2, compared with embodiment one, difference is, further includes that heat pump and electricity are auxiliary after heat pump and the auxiliary thermal unlatching rate-determining steps of electricity
Thermal closes rate-determining steps, according to the big of current water tank temperature T5 and water tank set temperature Ts and heat pump closing temperature T5stop
The size relation of small relationship and water tank set temperature Ts and heat pump closing temperature T5stop control heat pump and the auxiliary thermal of electricity
It closes.
By the way that heat pump closing temperature T5stop is arranged, avoids excessively using heat pump, improve the utilization efficiency of electric energy.
The present invention is based on three control flow charts of control method embodiment of the heat-pump hot-water unit of electricity using at the peak time referring to figure
3, in the present embodiment, heat pump and the auxiliary thermal of electricity open the concrete operations controlled are as follows:
The heat pump and the auxiliary thermal of electricity open the concrete operations of control are as follows:
As T5 < T5start, heat pump is opened, when T5start≤T5 < Ts, is then turned on the auxiliary thermal of electricity;
Or,
As T5start≤T5 < Ts, heat pump and the auxiliary thermal of electricity are opened.
T5start meets following relationship:
T5start=P00+P10×T4+P01×t+P20×T42+P11×T4×t+P02×t2+P30×T43+P21×T42×t
+P12×T4×t2+P03×t3;
Wherein, T4 is environment temperature, and t is paddy valence electricity consumption time, 14.92 < P0021.13, -1.249 < P of <10<-
0.5979, -8.469 < P01< -4.139,0.02799 < P200.06259,0.09717 < P of <110.2393,0.9015 < of <
P021.891, -0.0006252 < P of <300.00001128, -0.003466 < P of < -210.00101, -0.0006541 < P of < -12
0.01165, -0.1252 < P of <03< -0.05414.
According to the relational expression of above-mentioned T5start, in a particular embodiment, T5start and environment temperature T4 and paddy valence electricity consumption
Time t is corresponding to be listed as follows:
Wherein, 38 DEG C of 75 DEG C of < Ts <, -14 DEG C 43 DEG C, Ts=45 DEG C of < Te <.
System detection to have paddy valence electric signal input, wherein paddy valence electricity consumption time t=4h;T4=25 DEG C, in the range of Te
It is interior, so, T5start=20 DEG C, T5=30 DEG C.
Due to T5start=20 DEG C of < T5=30 DEG C < Ts=45 DEG C, so opening heat pump and the auxiliary thermal of electricity.
In this embodiment, heat pump and the auxiliary thermal of electricity close control concrete operations are as follows:
As Ts < T5stop, continues that heat pump and the auxiliary thermal of electricity is kept to open, when T5 >=Ts, close heat pump and electricity
Auxiliary thermal;
Or,
As Ts >=T5stop, judge whether T5 is less than T5stop,
If T5 < T5stop, continues that heat pump and the auxiliary thermal of electricity is kept to open, when T5stop≤T5 < Ts, close
The heat pump closes the auxiliary thermal of electricity finally as T5 >=Ts;
If T5stop≤T5 < Ts, closes the heat pump, and when T5 >=Ts, the auxiliary thermal of electricity is closed.
T5stop meets following relationship:
T5stop=T4-43 × (1-a), wherein -0.5 < a < 0.5.
According to the relationship of above-mentioned T5stop, the relation table of T5stop and T4 are set as following table:
T4 | T5stop |
37 | 60 |
32 | 62 |
2 | 65 |
-7 | 55 |
-10 | 40 |
-14 | 35 |
Due to T4=25 DEG C, so T5stop=63 DEG C, due to Ts=45 DEG C of < T5stop=63 DEG C, so heat pump and electricity
Auxiliary thermal keeps while opening, and when T5=46 DEG C >=Ts=45 DEG C, closes heat pump and the auxiliary thermal of electricity.
In another embodiment, paddy valence electricity consumption time t=6h;T4=25 DEG C, in the range of Te, so,
T5start=32 DEG C, T5=30 DEG C.
Due to T5=30 DEG C of < T5start=32 DEG C, so opening heat pump;When until being heated to T5=35 DEG C, i.e.,
When T5start≤T5 < Ts, it is then turned on the auxiliary thermal of electricity.
In another specific embodiment, due to T4=-10 DEG C, Ts=45 DEG C;So T5stop=40 DEG C, due to Ts=
45 DEG C of > T5stop=40 DEG C, wherein as T5=35 DEG C of < T5stop=40 DEG C, heat pump is opened simultaneously with the auxiliary thermal holding of electricity
It opens, is always heated to T5=42 DEG C, is i.e. when T5stop≤T5 < Ts, closes heat pump, finally heated to T5=50 DEG C, i.e. T5 >=Ts
When, close the auxiliary thermal of electricity.
The auxiliary hot charging of electricity is just opened when current water tank temperature T5 reaches the auxiliary thermal opening temperature T5start of electricity by above-mentioned
It sets, improves the heating efficiency of the auxiliary thermal of electricity, avoid opening the auxiliary thermal waste electric energy of electricity ahead of time.Sentence by the way that setting is different
Broken strip part closes heat pump and the auxiliary thermal of electricity, improves the service efficiency of heat pump and the auxiliary thermal heating of electricity.
The present invention is based on the control system embodiment structure block diagrams of the heat-pump hot-water unit of electricity using at the peak time referring to fig. 4, packet
Include paddy valence electric signal judgment module 100, current environmental temperature T4 judgment module 200, the auxiliary thermal open control module of heat pump electricity
300 and the auxiliary thermal of heat pump electricity close control module 400.
Paddy valence electric signal judgment module 100, for judging whether there is the input of paddy valence electric signal, if it is, calling heat pump
The auxiliary thermal open control module of electricity;Otherwise normal control heat-pump hot-water unit is run.
Current environmental temperature T4 judgment module 200, and includes paddy valence electric signal judgment module 100 and the auxiliary thermal of heat pump electricity
Open control module 300 connect, for judge current environmental temperature T4 whether operation of heat pump default environment temperature Te range
It is interior, if it is, calling the auxiliary thermal open control module 300 of heat pump electricity;Otherwise heat-pump hot-water unit is in standby.
The auxiliary thermal open control module 300 of heat pump electricity, for according to current water tank temperature T5 and water tank set temperature Ts
With the size relation control heat pump of the auxiliary thermal opening temperature T5start of electricity and the unlatching of the auxiliary thermal of electricity.
Wherein, T5start meets following relationship:
T5start=P00+P10×T4+P01×T5+P20×T42+P11×T4×T5+P02×T52+P30×T43+P21×T42
×T5+P12×T4×T52+P03×T53;
Wherein, T4 is environment temperature, 14.92 < P0021.13, -1.249 < P of <100.5979, -8.469 < P of < -01<-
4.139,0.02799 < P200.06259,0.09717 < P of <110.2393,0.9015 < P of <02< 1.891, -0.0006252
< P300.00001128, -0.003466 < P of < -210.00101, -0.0006541 < P of < -120.01165, -0.1252 < of <
P03< -0.05414.
The concrete operations of the auxiliary thermal open control module of heat pump electricity are as follows:
As T5 < T5start, heat pump is opened, when T5start≤T5 < Ts, is then turned on the auxiliary thermal of electricity;
Or,
As T5start≤T5 < Ts, heat pump and the auxiliary thermal of electricity are opened.
The auxiliary thermal of heat pump electricity closes control module 400, connect, uses with the auxiliary thermal open control module 300 of heat pump electricity
It is set according to the size relation and water tank of current water tank temperature T5 and water tank set temperature Ts and heat pump closing temperature T5stop
Determine the size relation control heat pump of temperature Ts and heat pump closing temperature T5stop and the closing of the auxiliary thermal of electricity.
Wherein, T5stop meets following relationship:
T5stop=T4-43 × (1-a), T4 are environment temperature, wherein -0.5 < a < 0.5.
Beneficial effect using above-mentioned further scheme is: setting heat pump closing temperature is set according to environment temperature T4
T5stop, it is ensured that the accuracy that heat pump is closed.
The auxiliary thermal of heat pump electricity closes control module concrete operations are as follows:
As Ts < T5stop, continues that heat pump and the auxiliary thermal of electricity is kept to open, when T5 >=Ts, close heat pump and electricity
Auxiliary thermal;
Or,
As Ts >=T5stop, judge whether T5 is less than T5stop,
If T5 < T5stop, continues that heat pump and the auxiliary thermal of electricity is kept to open, when T5stop≤T5 < Ts, close
The heat pump closes the auxiliary thermal of electricity finally as T5 >=Ts;
If T5stop≤T5 < Ts, closes the heat pump, and when T5 >=Ts, the auxiliary thermal of electricity is closed.
Above-mentioned is the control system of strength, by the auxiliary thermal open control module of heat pump electricity determine T5 and Ts and
The size relation of T5start specifically to control the unlatching of heat pump and the auxiliary thermal of electricity, it can be ensured that the standard that the auxiliary thermal of electricity is opened
True opportunity avoids the auxiliary thermal of electricity from opening too late.By the way that heat pump closing temperature T5stop is arranged, avoid excessively adding using heat pump
Heat improves the utilization efficiency of electric energy.
In the description of the present invention, it is to be understood that, term " center ", " length ", " width ", "upper", "lower", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner" is that orientation based on the figure or position are closed
System, 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 have
Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
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 direct phase
Even, can also indirectly connected through an intermediary, the interaction that can be connection or two elements inside two elements is closed
System.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be
Meaning.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
The control method to the heat-pump hot-water unit of the invention based on electricity using at the peak time and control system have carried out in detail above
Thin to introduce, used herein a specific example illustrates the principle and implementation of the invention.Above embodiments are said
It is bright to be merely used to help understand the core idea of the present invention;At the same time, for those skilled in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as
Limitation of the present invention.
Claims (10)
1. a kind of control method of the heat-pump hot-water unit based on electricity using at the peak time, which comprises the following steps:
Paddy valence electric signal judgment step judges whether there is the input of paddy valence electric signal, if it is, executing heat pump and the auxiliary thermal of electricity
Open rate-determining steps;Otherwise normal control heat-pump hot-water unit is run;
Heat pump and the auxiliary thermal of electricity open rate-determining steps, according to current water tank temperature T5 and water tank set temperature Ts and the auxiliary hot charging of electricity
It sets the size relation control heat pump of opening temperature T5start and the unlatching heat pump of the auxiliary thermal of electricity and the auxiliary thermal of electricity is opened
The concrete operations of control are as follows:
As T5 < T5start, heat pump is opened, when T5start≤T5 < Ts, is then turned on the auxiliary thermal of electricity;
Or,
As T5start≤T5 < Ts, heat pump and the auxiliary thermal of electricity are opened;
The T5start meets following relationship:
T5start=P00+P10×T4+P01×t+P20×T42+P11×T4×t+P02×t2+P30×T43+P21×T42×t+P12
×T4×t2+P03×t3;
Wherein, T4 is environment temperature, and t is paddy valence electricity consumption time, 14.92 < P0021.13, -1.249 < P of <10< -0.5979, -
8.469 < P01< -4.139,0.02799 < P200.06259,0.09717 < P of <110.2393,0.9015 < P of <02<
1.891, -0.0006252 < P300.00001128, -0.003466 < P of < -210.00101, -0.0006541 < P of < -12<
0.01165, -0.1252 < P03< -0.05414.
2. the control method of the heat-pump hot-water unit according to claim 1 based on electricity using at the peak time, which is characterized in that described
Heat pump and the auxiliary thermal of electricity further include that heat pump and the auxiliary thermal of electricity close rate-determining steps after opening rate-determining steps, according to current water
The size relation and water tank set temperature Ts and heat of box temperature degree T5 and water tank set temperature Ts and heat pump closing temperature T5stop
Pump the size relation control heat pump of closing temperature T5stop and the closing of the auxiliary thermal of electricity.
3. the control method of the heat-pump hot-water unit according to claim 2 based on electricity using at the peak time, which is characterized in that described
Heat pump and the auxiliary thermal of electricity close control concrete operations are as follows:
As Ts < T5stop, continues that heat pump and the auxiliary thermal of electricity is kept to open, when T5 >=Ts, close heat pump and the auxiliary heat of electricity
Device;
Or,
As Ts >=T5stop, judge whether T5 is less than T5stop, if T5 < T5stop, continues to keep heat pump and the auxiliary hot charging of electricity
Unlatching is set, when T5stop≤T5 < Ts, closes the heat pump, finally as T5 >=Ts, closes the auxiliary thermal of electricity;
If T5stop≤T5 < Ts, closes the heat pump, and when T5 >=Ts, the auxiliary thermal of electricity is closed.
4. the control method of the heat-pump hot-water unit according to claim 2 based on electricity using at the peak time, which is characterized in that described
T5stop meets following relationship:
T5stop=T4-43 × (1-a), wherein T4 is environment temperature, -0.5 < a < 0.5.
5. the control method of the heat-pump hot-water unit according to claim 1 based on electricity using at the peak time, which is characterized in that described
It further includes current environmental temperature T4 that paddy valence electric signal judgment step and the heat pump and the auxiliary thermal of electricity, which are opened between rate-determining steps,
Judgment step judges current environmental temperature T4 whether within the scope of the default environment temperature Te of operation of heat pump, if it is, executing
Heat pump and the auxiliary thermal of electricity open rate-determining steps;Otherwise heat-pump hot-water unit is in standby.
6. a kind of control system of the heat-pump hot-water unit based on electricity using at the peak time, which is characterized in that judge including paddy valence electric signal
Module and the auxiliary thermal open control module of heat pump electricity,
The paddy valence electric signal judgment module, for judging whether there is the input of paddy valence electric signal, if it is, calling the heat pump
The auxiliary thermal open control module of electricity;Otherwise normal control heat-pump hot-water unit is run;
The auxiliary thermal open control module of the heat pump electricity, for according to current water tank temperature T5 and water tank set temperature Ts and electricity
The size relation control heat pump of auxiliary thermal opening temperature T5start and the unlatching of the auxiliary thermal of electricity;The auxiliary hot charging of the heat pump electricity
Set the concrete operations of open control module are as follows:
As T5 < T5start, heat pump is opened, when T5start≤T5 < Ts, is then turned on the auxiliary thermal of electricity;
Or,
As T5start≤T5 < Ts, heat pump and the auxiliary thermal of electricity are opened;
The T5start meets following relationship:
T5start=P00+P10×T4+P01×t+P20×T42+P11×T4×t+P02×t2+P30×T43+P21×T42×t+P12
×T4×t2+P03×t3;
Wherein, T4 is environment temperature, and t is paddy valence electricity consumption time, 14.92 < P0021.13, -1.249 < P of <10< -0.5979, -
8.469 < P01< -4.139,0.02799 < P200.06259,0.09717 < P of <110.2393,0.9015 < P of <02<
1.891, -0.0006252 < P300.00001128, -0.003466 < P of < -210.00101, -0.0006541 < P of < -12<
0.01165, -0.1252 < P03< -0.05414.
7. the control system of the heat-pump hot-water unit according to claim 6 based on electricity using at the peak time, which is characterized in that also wrap
It includes the auxiliary thermal of heat pump electricity and closes control module, connect with the auxiliary thermal open control module of the heat pump electricity, work as basis
The size relation and water tank set temperature Ts of preceding water tank temperature T5 and water tank set temperature Ts and heat pump closing temperature T5stop
With the size relation control heat pump of heat pump closing temperature T5stop and the closing of the auxiliary thermal of electricity.
8. the control system of the heat-pump hot-water unit according to claim 7 based on electricity using at the peak time, which is characterized in that described
The auxiliary thermal of heat pump electricity closes control module concrete operations are as follows:
As Ts < T5stop, continues that heat pump and the auxiliary thermal of electricity is kept to open, when T5 >=Ts, close heat pump and the auxiliary heat of electricity
Device;
Or,
As Ts >=T5stop, judge whether T5 is less than T5stop,
If T5 < T5stop, continue that heat pump and the auxiliary thermal of electricity is kept to open, when T5stop≤T5 < Ts, described in closing
Heat pump closes the auxiliary thermal of electricity finally as T5 >=Ts;
If T5stop≤T5 < Ts, closes the heat pump, and when T5 >=Ts, the auxiliary thermal of electricity is closed.
9. the control system of the heat-pump hot-water unit according to claim 8 based on electricity using at the peak time, which is characterized in that described
T5stop meets following relationship:
T5stop=T4-43 × (1-a), wherein T4 is environment temperature, -0.5 < a < 0.5.
10. the control system of the heat-pump hot-water unit according to claim 6 based on electricity using at the peak time, which is characterized in that also
Including current environmental temperature T4 judgment module, opened with described including paddy valence electric signal judgment module and the auxiliary thermal of heat pump electricity
Open control module connection, for judge current environmental temperature T4 whether within the scope of the default environment temperature Te of operation of heat pump, such as
Fruit is then to call the auxiliary thermal open control module of the heat pump electricity;Otherwise heat-pump hot-water unit is in standby.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610811200.4A CN106440351B (en) | 2016-09-08 | 2016-09-08 | A kind of control method and control system of the heat-pump hot-water unit based on electricity using at the peak time |
PCT/CN2017/088310 WO2018045785A1 (en) | 2016-09-08 | 2017-06-14 | Heat pump type water heating unit based on peak and off-peak power consumption, control method therefor and control system thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610811200.4A CN106440351B (en) | 2016-09-08 | 2016-09-08 | A kind of control method and control system of the heat-pump hot-water unit based on electricity using at the peak time |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106440351A CN106440351A (en) | 2017-02-22 |
CN106440351B true CN106440351B (en) | 2019-10-08 |
Family
ID=58165191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610811200.4A Active CN106440351B (en) | 2016-09-08 | 2016-09-08 | A kind of control method and control system of the heat-pump hot-water unit based on electricity using at the peak time |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN106440351B (en) |
WO (1) | WO2018045785A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106440351B (en) * | 2016-09-08 | 2019-10-08 | 广东美的暖通设备有限公司 | A kind of control method and control system of the heat-pump hot-water unit based on electricity using at the peak time |
CN109114711A (en) * | 2018-07-21 | 2019-01-01 | 青岛奥利凯中央空调有限公司 | Central air-conditioning paddy electricity accumulation of energy control system and its method |
CN109140790B (en) * | 2018-10-10 | 2020-01-31 | 珠海格力电器股份有限公司 | Control method and device of water heater and storage medium |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101149188A (en) * | 2007-07-27 | 2008-03-26 | 东莞市康源节能科技有限公司 | Start-stop control method dedicated for heat pump water heater cooperating with solar energy |
CN201166457Y (en) * | 2008-01-23 | 2008-12-17 | 上海广安工程应用技术有限公司 | Electric heating boiler with air source heat pump and intelligent thermal storage apparatus |
JP2008309397A (en) * | 2007-06-14 | 2008-12-25 | Sharp Corp | Heat pump type hot water supply device |
CN104676703A (en) * | 2015-01-22 | 2015-06-03 | 芜湖美的厨卫电器制造有限公司 | Hybrid hot water system of gas heating pump |
CN207113262U (en) * | 2017-07-20 | 2018-03-16 | 沃姆制冷设备(上海)有限公司 | Solar energy and air source heat pump use in conjunction control system |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2828646Y (en) * | 2005-05-07 | 2006-10-18 | 潘戈 | Water heater of solar heat collecting and electric heating |
CN2800334Y (en) * | 2005-07-07 | 2006-07-26 | 虞海灿 | Automatic control device for heat pump hot-water unit |
CN2903757Y (en) * | 2006-04-18 | 2007-05-23 | 潘戈 | Building central water heating supplying apparatus of individual household water storing |
CN102483247B (en) * | 2010-07-26 | 2015-03-11 | 松下电器产业株式会社 | Heating system and heating system control method |
CN106440351B (en) * | 2016-09-08 | 2019-10-08 | 广东美的暖通设备有限公司 | A kind of control method and control system of the heat-pump hot-water unit based on electricity using at the peak time |
-
2016
- 2016-09-08 CN CN201610811200.4A patent/CN106440351B/en active Active
-
2017
- 2017-06-14 WO PCT/CN2017/088310 patent/WO2018045785A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008309397A (en) * | 2007-06-14 | 2008-12-25 | Sharp Corp | Heat pump type hot water supply device |
CN101149188A (en) * | 2007-07-27 | 2008-03-26 | 东莞市康源节能科技有限公司 | Start-stop control method dedicated for heat pump water heater cooperating with solar energy |
CN201166457Y (en) * | 2008-01-23 | 2008-12-17 | 上海广安工程应用技术有限公司 | Electric heating boiler with air source heat pump and intelligent thermal storage apparatus |
CN104676703A (en) * | 2015-01-22 | 2015-06-03 | 芜湖美的厨卫电器制造有限公司 | Hybrid hot water system of gas heating pump |
CN207113262U (en) * | 2017-07-20 | 2018-03-16 | 沃姆制冷设备(上海)有限公司 | Solar energy and air source heat pump use in conjunction control system |
Also Published As
Publication number | Publication date |
---|---|
CN106440351A (en) | 2017-02-22 |
WO2018045785A1 (en) | 2018-03-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106440351B (en) | A kind of control method and control system of the heat-pump hot-water unit based on electricity using at the peak time | |
CN104896733B (en) | Control method, device and the Teat pump boiler of Teat pump boiler | |
EP3037735A1 (en) | System for controlling exhaust heat recovery temperature using mixing valve and method therefor | |
CN103900138A (en) | Double-compressor air energy heat pump heat supply and heating system | |
CN102997443B (en) | Optimal control method for heat pump-gas water heater combination | |
CN205018842U (en) | Quick accurate accuse temperature liquid heating device | |
CN102252475B (en) | Method for adjusting electronic expansion valve of turned-off indoor unit during heating of VRV (Varied Refrigerant Volume) air-conditioning system | |
CN205783848U (en) | A kind of bathroom accessory water saving system | |
CN105299905B (en) | The control method of air source water heater and air source water heater, control device | |
JP2014163641A (en) | Hot water storage type water heater and solar system including hot water storage type water heater | |
CN201584884U (en) | Closed circulating cooling system with conductivity control function | |
JP6065548B2 (en) | Hot water storage hot water system | |
CN105698368A (en) | Water boiler and control method thereof | |
CN100429590C (en) | Energy-saving electric heating system for electric heater | |
CN103868243B (en) | Water temperature control method of hot water system and hot water system | |
CN104422133B (en) | The control method of hot-water heating system and its water mixing valve | |
CN107084411A (en) | Control method of electromagnetic oven cooker | |
CN103913002A (en) | Solar energy and heat pump combined hot water system | |
CN106766107A (en) | Intelligent bath system and its control method with plate type heat exchanger | |
CN107246735B (en) | Multi-energy hot water system and control method thereof | |
JP2014126301A (en) | Hot water storage type hot water supply device | |
CN206582961U (en) | Intelligent bath system | |
CN103277923B (en) | Energy-saving control method formed by combining heat pump and solar water heater | |
CN106440218B (en) | Control method, controller, smart machine and air-conditioning is arranged in electricity | |
CN105258324A (en) | Fast accurate temperature controlling and heating device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |