CN115095957A - Method and system for metering electric quantity of air conditioner under different working conditions - Google Patents
Method and system for metering electric quantity of air conditioner under different working conditions Download PDFInfo
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- CN115095957A CN115095957A CN202210797946.XA CN202210797946A CN115095957A CN 115095957 A CN115095957 A CN 115095957A CN 202210797946 A CN202210797946 A CN 202210797946A CN 115095957 A CN115095957 A CN 115095957A
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000005259 measurement Methods 0.000 claims abstract description 3
- 238000001816 cooling Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000005057 refrigeration Methods 0.000 description 22
- 230000001932 seasonal effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/46—Improving electric energy efficiency or saving
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/88—Electrical aspects, e.g. circuits
Abstract
The invention discloses a method and a system for metering electric quantity of an air conditioner under different working conditions, which relate to the technical field of electric quantity calculation, and the method comprises the following steps: acquiring a working condition mode of the air conditioner in the current period; determining a virtual table for counting the electric quantity in the working condition mode of the current period as a target virtual table; acquiring the accumulated electric quantity of the air conditioner collected by the real meter in the current period; calculating the accumulated electric quantity difference of the target virtual meter in the current period according to the accumulated electric quantity of the current period and the accumulated electric quantity base number of the target virtual meter in the previous period; calculating the accumulated electric quantity bottom number of the target virtual meter in the current period according to the accumulated electric quantity difference of the current period and the accumulated electric quantity bottom number of the previous period; and determining the accumulated electric quantity bottom number of the current period as the electric quantity value of the air conditioner in the working condition mode of the current period. According to the invention, the electric quantity of the air conditioner under different working condition modes is measured by setting different virtual meters, so that the electric quantity of the air conditioner under different working conditions is measured, and further, the fine measurement of the electric quantity is realized.
Description
Technical Field
The invention relates to the technical field of electric quantity calculation, in particular to a method and a system for metering electric quantity of an air conditioner under different working conditions.
Background
The central air conditioner has a plurality of working condition modes which are respectively as follows: a cooling working condition mode, a heating working condition mode and a transition seasonal working condition mode. Under the different working condition modes, the water pump consumes electric quantity when being started, and the electric quantity is measured by the corresponding electric meter, but the electric quantity measured by the electric meter is the accumulation of all the electric quantity consumed by the water pump, and the electric quantity of the water pump under the different working condition modes cannot be measured. However, for modern advanced energy-saving control technology, we require refined management of energy sources in order to obtain more scientific control decisions, which requires that we must perform more refined metering of the energy sources involved in the system. Therefore, a method for metering the electric quantity of the air conditioner under different working conditions is needed.
Disclosure of Invention
The invention aims to provide a method and a system for metering electric quantity of an air conditioner under different working conditions, and the method and the system realize the fine metering of the electric quantity.
In order to achieve the purpose, the invention provides the following scheme:
a method for metering electric quantity of an air conditioner under different working conditions comprises the following steps:
acquiring a working condition mode of the air conditioner in the current period; the working condition modes comprise: a cooling mode, a heating mode, and a transitional seasonal mode;
determining a virtual table for counting the electric quantity in the working condition mode of the current period as a target virtual table; a virtual meter correspondingly measures the electric quantity of the air conditioner under a working condition mode;
acquiring the accumulated electric quantity of the air conditioner collected by the real meter in the current period;
calculating the accumulated electric quantity difference of the target virtual meter in the current period according to the accumulated electric quantity of the current period and the accumulated electric quantity base number of the target virtual meter in the previous period;
calculating the accumulated electric quantity bottom number of the target virtual meter in the current period according to the accumulated electric quantity difference of the current period and the accumulated electric quantity bottom number of the previous period;
and determining the accumulated electric quantity bottom number of the current period as the electric quantity value of the air conditioner in the working condition mode of the current period.
Optionally, the method further comprises:
and if the current period is the initial period, taking the accumulated electric quantity of the air conditioner in the current period collected by the real meter as the accumulated electric quantity base number of the target virtual meter in the last period.
Optionally, the calculating an accumulated electric quantity difference of the target virtual meter in the current period according to the accumulated electric quantity in the current period and the accumulated electric quantity bottom number of the target virtual meter in the previous period specifically includes:
and subtracting the accumulated electric quantity base number of the target virtual meter in the previous period from the accumulated electric quantity of the current period to obtain the accumulated electric quantity difference of the target virtual meter in the current period.
Optionally, the calculating the accumulated electric quantity bottom of the target virtual meter in the current period according to the accumulated electric quantity difference in the current period and the accumulated electric quantity bottom of the previous period specifically includes:
and adding the accumulated electric quantity difference of the current period to the accumulated electric quantity bottom number of the previous period to obtain the accumulated electric quantity bottom number of the target virtual meter in the current period.
A metering system for electric quantity of an air conditioner under different working conditions comprises:
the working condition mode acquisition module is used for acquiring the working condition mode of the air conditioner in the current period; the working condition modes comprise: a cooling mode, a heating mode, and an excessive season mode;
the target virtual table determining module is used for determining a virtual table for counting the electric quantity in the working condition mode of the current period as a target virtual table; a virtual meter correspondingly measures the electric quantity of the air conditioner under a working condition mode;
the accumulated electric quantity acquisition module is used for acquiring the accumulated electric quantity of the air conditioner acquired by the real meter in the current period;
the accumulated electric quantity difference calculating module is used for calculating the accumulated electric quantity difference of the target virtual meter in the current period according to the accumulated electric quantity of the current period and the accumulated electric quantity base number of the target virtual meter in the previous period;
the accumulated electric quantity bottom calculation module is used for calculating the accumulated electric quantity bottom of the target virtual meter in the current period according to the accumulated electric quantity difference of the current period and the accumulated electric quantity bottom of the previous period;
and the electric quantity value determining module is used for determining the accumulated electric quantity bottom number of the current period as the electric quantity value of the air conditioner in the working condition mode of the current period.
Optionally, the metering system further comprises:
and the initial period judging module is used for taking the accumulated electric quantity of the air conditioner in the current period collected by the real meter as the accumulated electric quantity base number of the target virtual meter in the last period if the current period is the initial period.
Optionally, the accumulated power difference calculating module specifically includes:
and the subtracting unit is used for subtracting the accumulated electric quantity bottom number of the target virtual meter in the last period from the accumulated electric quantity of the current period to obtain the accumulated electric quantity difference of the target virtual meter in the current period.
Optionally, the accumulated electric quantity bottom calculation module specifically includes:
and the adding unit is used for adding the accumulated electric quantity difference of the current period to the accumulated electric quantity bottom number of the previous period to obtain the accumulated electric quantity bottom number of the target virtual meter in the current period.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention discloses a method and a system for metering electric quantity of an air conditioner under different working conditions, wherein the method comprises the following steps: acquiring a working condition mode of the air conditioner in the current period; the working condition modes comprise: a cooling mode, a heating mode, and a transitional seasonal mode; determining a virtual table for counting the electric quantity in the working condition mode of the current period as a target virtual table; a virtual meter correspondingly measures the electric quantity of the air conditioner under a working condition mode; acquiring the accumulated electric quantity of the air conditioner collected by the real meter in the current period; calculating the accumulated electric quantity difference of the target virtual meter in the current period according to the accumulated electric quantity of the current period and the accumulated electric quantity base number of the target virtual meter in the previous period; calculating the accumulated electric quantity bottom number of the target virtual meter in the current period according to the accumulated electric quantity difference of the current period and the accumulated electric quantity bottom number of the previous period; and determining the accumulated electric quantity bottom number of the current period as the electric quantity value of the air conditioner in the working condition mode of the current period. According to the invention, the electric quantity of the air conditioner under different working condition modes is measured by setting different virtual meters, so that the electric quantity of the air conditioner under different working conditions is measured, and further, the fine measurement of the electric quantity is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a flowchart of a method for metering electric quantity of an air conditioner under different working conditions according to an embodiment of the present invention;
fig. 2 is a block diagram of a system for measuring electric quantity of an air conditioner under different working conditions according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a method for metering electric quantity of an air conditioner under different working conditions, aims to realize fine metering of the electric quantity, and can be applied to the technical field of electric quantity calculation.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a flowchart of a method for metering electric quantity of an air conditioner under different working conditions according to an embodiment of the present invention. As shown in fig. 1, the method for measuring the electric quantity of the air conditioner in the embodiment under different working conditions includes:
step 101: acquiring a working condition mode of the air conditioner in the current period; the working condition modes comprise: a cooling mode, a heating mode, and an over-season mode.
Step 102: determining a virtual table for counting the electric quantity in the working condition mode of the current period as a target virtual table; a virtual meter correspondingly measures the electric quantity of the air conditioner in a working condition mode. In this embodiment, three virtual tables are set for three operating modes.
Step 103: and acquiring the accumulated electric quantity of the air conditioner collected by the real meter in the current period.
Step 104: and calculating the accumulated electric quantity difference of the target virtual meter in the current period according to the accumulated electric quantity of the current period and the accumulated electric quantity base number of the target virtual meter in the previous period.
Step 105: and calculating the accumulated electric quantity bottom number of the target virtual meter in the current period according to the accumulated electric quantity difference of the current period and the accumulated electric quantity bottom number of the previous period.
Step 106: and determining the accumulated electric quantity bottom number of the current period as the electric quantity value of the air conditioner in the working condition mode of the current period.
As an optional implementation, the method further comprises:
and if the current period is the initial period, taking the accumulated electric quantity of the air conditioner in the current period collected by the real meter as the accumulated electric quantity bottom number of the target virtual meter in the last period.
As an optional implementation manner, step 104 specifically includes:
and subtracting the accumulated electric quantity base number of the target virtual meter in the last period from the accumulated electric quantity of the current period to obtain the accumulated electric quantity difference of the target virtual meter in the current period.
As an optional implementation manner, step 105 specifically includes:
and adding the accumulated electric quantity difference of the current period to the accumulated electric quantity bottom number of the previous period to obtain the accumulated electric quantity bottom number of the target virtual meter in the current period.
Fig. 2 is a block diagram of a system for measuring electric quantity of an air conditioner under different working conditions according to an embodiment of the present invention. As shown in fig. 2, the system for measuring the electric quantity of the air conditioner in the embodiment under different working conditions includes:
a working condition mode obtaining module 201, configured to obtain a working condition mode of the air conditioner in a current period; the working condition modes comprise: a cooling mode, a heating mode, and an over-season mode.
A target virtual table determining module 202, configured to determine a virtual table for counting the electric quantity in the working condition mode of the current period as a target virtual table; a virtual meter is used for correspondingly measuring the electric quantity of the air conditioner in a working condition mode.
And the accumulated electric quantity obtaining module 203 is used for obtaining the accumulated electric quantity of the air conditioner in the current period, which is collected by the real meter.
And an accumulated electric quantity difference calculating module 204, configured to calculate an accumulated electric quantity difference of the target virtual meter in the current period according to the accumulated electric quantity in the current period and the accumulated electric quantity bottom number of the target virtual meter in the previous period.
An accumulated electric quantity bottom calculation module 205, configured to calculate an accumulated electric quantity bottom of the target virtual meter in the current period according to the accumulated electric quantity difference in the current period and the accumulated electric quantity bottom of the previous period;
and the electric quantity value determining module 206 is configured to determine the accumulated electric quantity bottom of the current period as the electric quantity value of the air conditioner in the working condition mode of the current period.
As an optional implementation, the metering system further comprises:
and the initial period judging module is used for taking the accumulated electric quantity of the air conditioner in the current period collected by the real meter as the accumulated electric quantity base number of the target virtual meter in the last period if the current period is the initial period.
As an optional implementation manner, the accumulated electricity difference calculation module 204 specifically includes:
and the subtraction unit is used for subtracting the accumulated electric quantity base number of the target virtual meter in the previous period from the accumulated electric quantity of the current period to obtain the accumulated electric quantity difference of the target virtual meter in the current period.
As an optional implementation manner, the accumulated electric quantity bottom calculation module 205 specifically includes:
and the adding unit is used for adding the accumulated electric quantity difference of the current period to the accumulated electric quantity bottom number of the previous period to obtain the accumulated electric quantity bottom number of the target virtual meter in the current period.
The specific embodiment is as follows:
when the electric quantity of the air conditioner under the refrigeration working condition mode is measured and the virtual meter for measuring is used for the first time, the measuring steps are as follows:
a first period:
1. and acquiring the working condition mode of the air conditioner, and assuming that the air conditioner is refrigerating at the moment.
2. And determining a refrigeration virtual table.
3. And acquiring the accumulated electric quantity of the air conditioner collected by the real meter in the first period, and assuming that the accumulated electric quantity is 100 degrees.
4. The enable flag of the refrigeration virtual table is determined, and since the present embodiment is the first operation, the enable flag is false, and the refrigeration virtual table needs to be initialized for the first execution.
And 4-1, taking the accumulated electric quantity of the air conditioner collected by the real meter in the first period as the initial electric quantity bottom number of the refrigeration virtual meter, wherein the initial electric quantity bottom number of the refrigeration virtual meter is 100 degrees.
And 4-2, setting the refrigeration virtual table enable flag to be true, and not executing 4-1 assignment in the subsequent period.
5. And calculating the accumulated electric quantity difference of the refrigeration virtual meter in the first period, namely subtracting the initial electric quantity bottom number (100 degrees) of the refrigeration virtual meter from the accumulated electric quantity (100 degrees) in the first period to obtain the accumulated electric quantity difference (0 degree) of the refrigeration virtual meter in the first period.
6. And calculating the accumulated electric quantity bottom of the refrigeration virtual meter in the first period, namely adding the accumulated electric quantity difference (0 DEG) in the first period and the initial electric quantity bottom of the refrigeration virtual meter (100 DEG) to obtain the accumulated electric quantity bottom of the refrigeration virtual meter (100 DEG) in the first period.
Second period:
1. and acquiring the working condition mode of the air conditioner, and assuming that the air conditioner is refrigerating at the moment.
2. And determining a refrigeration virtual table.
3. And acquiring the accumulated electric quantity of the air conditioner collected by the real meter in the second period, and assuming the accumulated electric quantity is 150 ℃.
4. The difference of the accumulated electric quantity of the refrigeration virtual meter in the second period is calculated, namely the difference of the accumulated electric quantity of the refrigeration virtual meter in the second period (50 degrees) is calculated by subtracting the accumulated electric quantity bottom (100 degrees) of the refrigeration virtual meter in the second period from the accumulated electric quantity (150 degrees) of the refrigeration virtual meter in the second period.
5. And calculating the accumulated electric quantity bottom of the refrigeration virtual meter in the second period, namely adding the accumulated electric quantity difference (50 degrees) of the refrigeration virtual meter in the second period to the accumulated electric quantity difference (0 degree) of the refrigeration virtual meter in the first period to be used as the accumulated electric quantity bottom (50 degrees) of the refrigeration virtual meter in the second period.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the system disclosed by the embodiment, the description is relatively simple because the system corresponds to the method disclosed by the embodiment, and the relevant points can be referred to the method part for description.
The principles and embodiments of the present invention have been described herein using specific examples, which are presented solely to aid in the understanding of the apparatus and its core concepts; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. A method for metering electric quantity of an air conditioner under different working conditions is characterized by comprising the following steps:
acquiring a working condition mode of the air conditioner in the current period; the working condition modes comprise: a cooling mode, a heating mode, and an excessive season mode;
determining a virtual table for counting the electric quantity in the working condition mode of the current period as a target virtual table; a virtual meter correspondingly measures the electric quantity of the air conditioner in a working condition mode;
acquiring the accumulated electric quantity of the air conditioner collected by the real meter in the current period;
calculating the accumulated electric quantity difference of the target virtual meter in the current period according to the accumulated electric quantity of the current period and the accumulated electric quantity bottom number of the target virtual meter in the last period;
calculating the accumulated electric quantity bottom number of the target virtual meter in the current period according to the accumulated electric quantity difference of the current period and the accumulated electric quantity bottom number of the previous period;
and determining the accumulated electric quantity base number of the current period as the electric quantity value of the air conditioner in the working condition mode of the current period.
2. The method for metering the electric quantity of the air conditioner under different working conditions according to claim 1, characterized by further comprising the following steps of:
and if the current period is the initial period, taking the accumulated electric quantity of the air conditioner in the current period collected by the real meter as the accumulated electric quantity bottom number of the target virtual meter in the last period.
3. The method for metering electric quantity of an air conditioner under different working conditions according to claim 1, wherein the calculating of the accumulated electric quantity difference of the target virtual meter in the current period according to the accumulated electric quantity in the current period and the accumulated electric quantity base number of the target virtual meter in the previous period specifically comprises:
and subtracting the accumulated electric quantity base number of the target virtual meter in the previous period from the accumulated electric quantity of the current period to obtain the accumulated electric quantity difference of the target virtual meter in the current period.
4. The method for metering the electric quantity of the air conditioner under different working conditions according to claim 1, wherein the step of calculating the accumulated electric quantity base number of the target virtual meter in the current period according to the accumulated electric quantity difference of the current period and the accumulated electric quantity base number of the previous period specifically comprises the steps of:
and adding the accumulated electric quantity difference of the current period to the accumulated electric quantity bottom number of the previous period to obtain the accumulated electric quantity bottom number of the target virtual meter in the current period.
5. The utility model provides a measurement system of air conditioner electric quantity under different operating modes which characterized in that includes:
the working condition mode acquisition module is used for acquiring the working condition mode of the air conditioner in the current period; the working condition modes comprise: a cooling mode, a heating mode, and an excessive season mode;
the target virtual table determining module is used for determining a virtual table for counting the electric quantity in the working condition mode of the current period as a target virtual table; a virtual meter correspondingly measures the electric quantity of the air conditioner in a working condition mode;
the accumulated electric quantity acquisition module is used for acquiring the accumulated electric quantity of the air conditioner collected by the real meter in the current period;
the accumulated electric quantity difference calculating module is used for calculating the accumulated electric quantity difference of the target virtual meter in the current period according to the accumulated electric quantity of the current period and the accumulated electric quantity base number of the target virtual meter in the previous period;
the accumulated electric quantity bottom calculation module is used for calculating the accumulated electric quantity bottom of the target virtual meter in the current period according to the accumulated electric quantity difference of the current period and the accumulated electric quantity bottom of the previous period;
and the electric quantity value determining module is used for determining the accumulated electric quantity bottom number of the current period as the electric quantity value of the air conditioner in the working condition mode of the current period.
6. The air conditioner electric quantity metering system under different working conditions according to claim 5, characterized by further comprising:
and the initial period judging module is used for taking the accumulated electric quantity of the air conditioner in the current period collected by the real meter as the accumulated electric quantity base number of the target virtual meter in the last period if the current period is the initial period.
7. The system for measuring the electric quantity of the air conditioner under different working conditions according to claim 5, wherein the accumulated electric quantity difference calculating module specifically comprises:
and the subtracting unit is used for subtracting the accumulated electric quantity bottom number of the target virtual meter in the last period from the accumulated electric quantity of the current period to obtain the accumulated electric quantity difference of the target virtual meter in the current period.
8. The system for metering the electric quantity of the air conditioner under different working conditions according to claim 5, wherein the accumulated electric quantity bottom counting module specifically comprises:
and the adding unit is used for adding the accumulated electric quantity difference of the current period to the accumulated electric quantity bottom number of the previous period to obtain the accumulated electric quantity bottom number of the target virtual meter in the current period.
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| CN202210797946.XA CN115095957A (en) | 2022-07-06 | 2022-07-06 | Method and system for metering electric quantity of air conditioner under different working conditions |
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| CN202210797946.XA CN115095957A (en) | 2022-07-06 | 2022-07-06 | Method and system for metering electric quantity of air conditioner under different working conditions |
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| JP2021156474A (en) * | 2020-03-26 | 2021-10-07 | ダイキン工業株式会社 | Power consumption estimation device and power consumption estimation program |
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2022
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| CN101051413A (en) * | 2007-03-30 | 2007-10-10 | 王学 | Monitoring and metering system and its method for central air conditioner cool and heat volume and electricity |
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Application publication date: 20220923 |
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