CN113570782A - Charging management method, device and system - Google Patents
Charging management method, device and system Download PDFInfo
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- CN113570782A CN113570782A CN202110844349.3A CN202110844349A CN113570782A CN 113570782 A CN113570782 A CN 113570782A CN 202110844349 A CN202110844349 A CN 202110844349A CN 113570782 A CN113570782 A CN 113570782A
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/003—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
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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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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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
- F24F2140/00—Control inputs relating to system states
- F24F2140/60—Energy consumption
Abstract
The disclosure provides a charging management method, a device and a system. The charging management method comprises the following steps: determining the share amount of the commercial power, the power consumption of photovoltaic power generation and the electric quantity of a photovoltaic power generation feed network of each user in the photovoltaic central air-conditioning system in a preset charging period; determining the electricity utilization cost of the outdoor unit of each user in a preset charging period according to the commercial power share amount, the photovoltaic power generation electricity consumption and the photovoltaic power generation feed network electricity quantity of each user; determining the electricity charge of the indoor unit of each user in a preset charging period; and determining the electricity charge of each user in a preset charging period according to the electricity charge of the outdoor unit and the electricity charge of the indoor unit of each user. The method and the device can reasonably calculate the electricity charge of each user in the photovoltaic central air-conditioning system.
Description
Technical Field
The present disclosure relates to the field of air conditioners, and in particular, to a charging management method, device, and system.
Background
Compared with the traditional air conditioner, the photovoltaic air conditioner has the advantages of environmental protection, energy conservation and the like. The photovoltaic air conditioning system can use photovoltaic electric energy and also can use electric energy provided by a commercial power grid. And in part of time, redundant photovoltaic power generation can be fed back to the commercial power grid.
Disclosure of Invention
The inventors have noted that, due to the diversification of the input and output of electric energy in the photovoltaic system, in the case of a photovoltaic central air conditioner having a plurality of users, how to reasonably calculate the cost of each user becomes a problem.
Accordingly, the present disclosure provides a billing management scheme that can reasonably calculate the electricity charges of each user.
According to a first aspect of the embodiments of the present disclosure, there is provided a charging management method, executed by a charging management apparatus, including: determining the share amount of the commercial power, the electricity consumption of photovoltaic power generation and the electric quantity of a photovoltaic power generation feed network of each user in the photovoltaic central air-conditioning system in the preset charging period; determining the outdoor unit electricity utilization cost of each user in the preset charging period according to the commercial power share amount, the photovoltaic power generation electricity consumption and the photovoltaic power generation feed network electricity quantity of each user; determining the electricity utilization cost of the indoor unit of each user in the preset charging period; and determining the electricity charge of each user in the preset charging period according to the electricity charge of the outdoor unit and the electricity charge of the indoor unit of each user.
In some embodiments, determining the utility power share, the photovoltaic power generation electricity usage and the photovoltaic power generation feeder electricity usage of each user in the photovoltaic central air-conditioning system within the predetermined billing period comprises: calculating a first ratio of the total refrigerating capacity of the indoor unit of each user in a preset charging period to the total refrigerating capacity of all the indoor units in the photovoltaic central air-conditioning system in the preset charging period; calculating a second ratio of the total capacity of the indoor units of each user to the total capacity of all the indoor units; determining the commercial power share amount of each user in the preset charging period according to the first proportion of each user; determining the photovoltaic power generation electricity consumption of each user in the preset charging period according to the first proportion or the second proportion of each user, or determining the photovoltaic power generation electricity consumption of each user in the preset charging period to be 0; and determining the photovoltaic power generation feed network electric quantity of each user in the preset charging period according to the first proportion or the second proportion of each user, or determining the photovoltaic power generation feed network electric quantity of each user in the preset charging period to be 0.
In some embodiments, calculating a first ratio of the total cooling capacity of the indoor unit of each user in a predetermined charging period to the total cooling capacity of all the indoor units in the photovoltaic central air-conditioning system in the predetermined charging period includes: counting the refrigerating capacity accumulated value of each indoor unit in a preset charging period; counting the total refrigerating capacity accumulated value of all the indoor units in a preset charging period; calculating a first ratio of the refrigerating capacity accumulated value of each indoor unit to the total refrigerating capacity accumulated value; and calculating the sum of first ratios of indoor units belonging to each user to be used as the first ratio of each user.
In some embodiments, the real-time cooling capacity Wr of each indoor unit is a × K1 × K2, where a is the rated capacity of each indoor unit, K1 is a parameter associated with the wind speed, and K2 is a correction parameter; and the real-time refrigerating capacity Wz of all the indoor units is sumWr multiplied by K3, wherein sumWr is the sum of the real-time refrigerating capacities of all the indoor units, and K3 is an error correction parameter.
In some embodiments, determining the utility power share amount of each user in the predetermined charging period according to the first duty ratio of each user comprises: acquiring the commercial power consumption of the outdoor unit of the photovoltaic central air-conditioning system counted by a first electric meter in the preset charging period; and determining the commercial power share amount of each user in the preset charging period according to the product of the commercial power consumption and the first proportion of each user.
In some embodiments, determining the amount of electricity used for photovoltaic power generation by each of the users within the predetermined billing period according to the first or second percentage of each of the users comprises: acquiring the photovoltaic power generation electricity consumption of the outdoor unit of the photovoltaic central air-conditioning system counted by a second ammeter in the preset charging period; and determining the photovoltaic power generation electricity consumption of each user in the preset charging period according to the product of the photovoltaic power generation electricity consumption and the first proportion or the second proportion of each user.
In some embodiments, determining the photovoltaic power generation feeder power amount of each user in the predetermined charging period according to the first or second percentage of each user comprises: acquiring the photovoltaic electric quantity which is provided for the commercial power grid and counted by the first electric meter in the preset charging period; and determining the photovoltaic power generation feed network electric quantity of each user in the preset charging period according to the product of the photovoltaic electric quantity and the first ratio or the second ratio of each user.
In some embodiments, determining the outdoor unit electricity consumption charge of each user in the predetermined charging period according to the commercial power share amount, the photovoltaic power generation electricity consumption amount and the photovoltaic power generation feeder electricity amount of each user comprises: determining the electric charge of the commercial power of each user in the preset charging period according to the commercial power share of each user; determining the photovoltaic electricity charge of each user in the preset charging period according to the photovoltaic power generation electricity consumption of each user; determining the feed network electricity charge of each user in the preset charging period according to the photovoltaic power generation feed network electricity quantity of each user; and adding the commercial power charge and the photovoltaic power charge of each user, and subtracting the feed network power charge to obtain the power charge of the outdoor unit of each user.
In some embodiments, determining the electricity charge of the indoor unit of each user in the predetermined charging period includes: calculating a third ratio of the total power of the indoor units of each user in a preset charging period to the total power of all the indoor units in the preset charging period; and determining the electricity utilization cost of the indoor unit of each user in the preset charging period according to the third proportion.
In some embodiments, calculating a third ratio of the total power of the indoor units of each user in the predetermined charging period to the total power of all the indoor units in the predetermined charging period includes: counting the power accumulated value of each indoor unit in a preset charging period; counting the total power accumulated value of all the indoor units in a preset charging period; calculating a second ratio of the power accumulated value of each indoor unit to the total power accumulated value; and calculating the sum of the second ratios of the indoor units belonging to each user to serve as a third ratio of each user.
In some embodiments, the real-time power Pd of each indoor unit is motor power × K4+ standby power, where K4 is a correction parameter; and the real-time refrigerating capacity Pz of all the indoor units is sum of sum and standby indoor unit quantity multiplied by D, wherein sum is the real-time power sum of all the indoor units, and D is a correction parameter.
In some embodiments, determining the electricity usage charge of the indoor unit of each user in the predetermined charging period according to the third percentage includes: acquiring the power consumption of all indoor units of the photovoltaic central air-conditioning system counted by a third electric meter in the preset charging period; and determining the commercial power share of each user in the preset charging period according to the product of the power consumption of all the indoor units and the third ratio of each user.
According to a second aspect of the embodiments of the present disclosure, there is provided a charging management apparatus, including: the first processing module is configured to determine the commercial power share amount, the photovoltaic power generation electricity consumption amount and the photovoltaic power generation network feeding electric quantity of each user in the photovoltaic central air-conditioning system in the preset charging period; the second processing module is configured to determine the outdoor unit electricity utilization cost of each user in the preset charging period according to the commercial power share amount, the photovoltaic electricity generation electricity consumption and the photovoltaic electricity generation feeder network electricity quantity of each user; a third processing module configured to determine the electricity charge of the indoor unit of each user in the predetermined charging period; and the fourth processing module is configured to determine the electric charge of each user in the preset charging period according to the outdoor unit electricity charge and the indoor unit electricity charge of each user.
In some embodiments, the first processing module is configured to calculate a first ratio of a total cooling capacity of the indoor unit of each user in a predetermined charging period to a total cooling capacity of all indoor units in the photovoltaic central air conditioning system in the predetermined charging period, calculate a second ratio of a total capacity of the indoor unit of each user to a total capacity of all indoor units, determine a commercial power share amount of each user in the predetermined charging period according to the first ratio of each user, determine a photovoltaic power generation electric quantity of each user in the predetermined charging period according to the first ratio or the second ratio of each user, or determine the photovoltaic power generation electric quantity of each user in the predetermined charging period to be 0 according to the first ratio or the second ratio of each user, determine a photovoltaic power generation feed network electric quantity of each user in the predetermined charging period according to the first ratio or the second ratio of each user, or determining that the photovoltaic power generation feed network electric quantity of each user in the preset charging period is 0.
In some embodiments, the first processing module is configured to count a total cooling capacity integrated value of all indoor units in a predetermined billing period, count a total cooling capacity integrated value of all indoor units in the predetermined billing period, calculate a first ratio of the total cooling capacity integrated value to the cooling capacity integrated value of each indoor unit, and calculate a sum of first ratios of the indoor units belonging to each user as a first percentage of each user.
In some embodiments, the real-time cooling capacity Wr of each indoor unit is a × K1 × K2, where a is the rated capacity of each indoor unit, K1 is a parameter associated with the wind speed, and K2 is a correction parameter; and the real-time refrigerating capacity Wz of all the indoor units is sumWr multiplied by K3, wherein sumWr is the sum of the real-time refrigerating capacities of all the indoor units, and K3 is an error correction parameter.
In some embodiments, the first processing module is configured to obtain a commercial power consumption amount of an outdoor unit of the photovoltaic central air-conditioning system counted by the first electric meter in the predetermined charging period, and determine a commercial power share amount of each user in the predetermined charging period according to a product of the commercial power consumption amount and the first proportion of each user.
In some embodiments, the first processing module is configured to obtain a photovoltaic power generation electricity consumption of an outdoor unit of the photovoltaic central air-conditioning system counted by the second electricity meter in the predetermined charging period, and determine the photovoltaic power generation electricity consumption of each user in the predetermined charging period according to a product of the photovoltaic power generation electricity consumption and the first proportion or the second proportion of each user.
In some embodiments, the first processing module is configured to obtain a photovoltaic electric quantity provided to the utility grid counted by the first electric meter in the predetermined charging period, and determine the photovoltaic power generation feed grid electric quantity of each user in the predetermined charging period according to a product of the photovoltaic electric quantity and the first or second proportion of each user.
In some embodiments, the second processing module is configured to determine a utility power charge of each user in the predetermined charging period according to the utility power share amount of each user, determine a photovoltaic power charge of each user in the predetermined charging period according to the photovoltaic power generation power consumption of each user, determine a feeder power charge of each user in the predetermined charging period according to the photovoltaic power generation feeder power consumption of each user, add the utility power charge and the photovoltaic power charge of each user, and subtract the feeder power charge to serve as the outdoor unit power charge of each user.
In some embodiments, the third processing module is configured to calculate a third ratio of the total power of the indoor units of each user in the predetermined charging period to the total power of all the indoor units in the predetermined charging period, and determine the electricity charge of the indoor unit of each user in the predetermined charging period according to the third ratio.
In some embodiments, the third processing module is configured to count a power accumulated value of each indoor unit in a predetermined billing period, count a total power accumulated value of all the indoor units in the predetermined billing period, calculate a second ratio of the power accumulated value of each indoor unit to the total power accumulated value, and calculate a sum of the second ratios of the indoor units belonging to each user as the third percentage of each user.
In some embodiments, the real-time power Pd of each indoor unit is motor power × K4+ standby power, where K4 is a correction parameter; and the real-time refrigerating capacity Pz of all the indoor units is sum of sum and standby indoor unit quantity multiplied by D, wherein sum is the real-time power sum of all the indoor units, and D is a correction parameter.
In some embodiments, the third processing module is configured to obtain power consumption of all indoor units of the photovoltaic central air-conditioning system counted by the third electric meter in the predetermined billing period, and determine the utility power share of each user in the predetermined billing period according to a product of the power consumption of all indoor units and the third percentage of each user.
According to a third aspect of the embodiments of the present disclosure, there is provided a charging management apparatus, including: a memory configured to store instructions; a processor coupled to the memory, the processor configured to perform a method implementing any of the embodiments described above based on instructions stored by the memory.
According to a fourth aspect of the embodiments of the present disclosure, there is provided a charging management system, including: a charging management apparatus as described in any of the above embodiments; the system comprises a first ammeter, a second ammeter and a third ammeter, wherein the first ammeter is configured to count the commercial power consumption of an outdoor unit of the photovoltaic central air-conditioning system and also is configured to count the photovoltaic power provided for a commercial power grid; the second electric meter is configured to count the photovoltaic power generation electricity consumption of the outdoor unit of the photovoltaic central air-conditioning system; a third electric meter configured to count the power consumption of all indoor units of the photovoltaic central air-conditioning system.
According to a fifth aspect of the embodiments of the present disclosure, there is provided a computer-readable storage medium, wherein the computer-readable storage medium stores computer instructions, and the instructions, when executed by a processor, implement the method according to any one of the embodiments.
Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description, serve to explain the principles of the disclosure.
The present disclosure may be more clearly understood from the following detailed description, taken with reference to the accompanying drawings, in which:
fig. 1 is a flowchart illustrating a charging management method according to an embodiment of the present disclosure;
fig. 2 is a flowchart illustrating a charging management method according to another embodiment of the disclosure;
fig. 3 is a schematic structural diagram of a charging management apparatus according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a charging management apparatus according to another embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a charging management system according to an embodiment of the present disclosure.
It should be understood that the dimensions of the various parts shown in the figures are not drawn to scale. Further, the same or similar reference numerals denote the same or similar components.
Detailed Description
Various exemplary embodiments of the present disclosure will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is in no way intended to limit the disclosure, its application, or uses. The present disclosure may be embodied in many different forms and is not limited to the embodiments described herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials and values set forth in these embodiments are to be construed as illustrative only and not as limiting unless otherwise specifically stated.
The use of the word "comprising" or "comprises" and the like in this disclosure means that the elements listed before the word encompass the elements listed after the word and do not exclude the possibility that other elements may also be encompassed.
All terms (including technical or scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
Fig. 1 is a flowchart illustrating a charging management method according to an embodiment of the present disclosure. In some embodiments, the following billing management method is performed by a billing management apparatus.
In step 101, the share amount of the commercial power, the electricity consumption of photovoltaic power generation and the electricity quantity of a photovoltaic power generation feeder network of each user in the photovoltaic central air-conditioning system in a preset charging period are determined.
In some embodiments, step 101 described above is illustrated in FIG. 2.
In step 201, a first ratio of the total cooling capacity of the indoor unit of each user in a preset charging period to the total cooling capacity of all the indoor units in the photovoltaic central air-conditioning system in the preset charging period is calculated.
For example, the total cooling capacity integrated value of each indoor unit in a predetermined billing period is counted, the total cooling capacity integrated value of all the indoor units in the predetermined billing period is counted, the first ratio of the cooling capacity integrated value of each indoor unit to the total cooling capacity integrated value is calculated, and the sum of the first ratios of the indoor units belonging to each user is calculated as the first occupancy α Y of each user.
For example, the real-time cooling capacity Wr of each indoor unit is a × K1 × K2, where a is the rated capacity of each indoor unit, K1 is a parameter associated with the wind speed, and K2 is a correction parameter. Refrigerating capacity integrated value of indoor machine in preset charging period T
Real-time refrigerating capacity Wz of all indoor unitssumWr × K3, where sumWr is the sum of real-time cooling capacities of all indoor units, and K3 is an error correction parameter. Total refrigerating capacity integrated value of all indoor units in preset charging period T
For example, the parameter A is shown in Table 1, the parameter K1 is shown in Table 2, and the parameter K2 is shown in Table 3.
| Capacity (W) | Air duct machine | Raise boring machine | Wall hanging machine | Cabinet-type air conditioner | … |
| R1 | a11 | a21 | a31 | a41 | … |
| R2 | a12 | a22 | a32 | a42 | … |
| R3 | a13 | a23 | a33 | a43 | … |
| R4 | a14 | a24 | a34 | a44 | … |
| … | … | … | … | … | … |
TABLE 1
TABLE 2
TABLE 3
In step 202, a second ratio β Y of the total capacity of the indoor units of each user to the total capacity of all the indoor units is calculated.
In step 203, the utility power share amount of each user in the preset charging period is determined according to the first proportion of each user.
For example, the utility power consumption D1m of the outdoor unit of the photovoltaic central air conditioning system counted by the first electric meter in a predetermined billing period is obtained. And determining the commercial power share D1Y of each user in a preset charging period according to the product of the commercial power consumption D1m and the first duty ratio alpha Y of each user.
That is, D1Y ═ D1m ═ α Y.
If the utility power rate is Qs, the utility power cost is Qsy ═ D1y × Qs.
In step 204, the photovoltaic power generation electricity consumption of each user in a preset charging period is determined according to the first proportion or the second proportion of each user, or the photovoltaic power generation electricity consumption of each user in the preset charging period is determined to be 0.
For example, the photovoltaic power generation electricity consumption D2m of the outdoor unit of the photovoltaic central air conditioning system counted by the second electricity meter in the predetermined charging period is obtained. And determining the photovoltaic power generation electricity consumption D2Y of each user in a preset charging period according to the product of the photovoltaic power generation electricity consumption D2m and the first proportion alpha Y or the second proportion beta Y of each user.
That is, D2Y ═ D2m ═ α Y, or D2Y ═ D2m ═ β Y.
If the photovoltaic electricity price is Qg, the photovoltaic cost is Qgy ═ D2m ═ α Y ×. Qg or Qgy ═ D2m ═ β Y ×. Qg.
If the photovoltaic power generation electricity consumption of each user in the preset charging period is determined to be 0, Qgy is equal to 0.
In step 205, the photovoltaic power generation feeding network electric quantity of each user in a preset charging period is determined according to the first proportion or the second proportion of each user, or the photovoltaic power generation feeding network electric quantity of each user in the preset charging period is determined to be 0.
For example, the photovoltaic electric quantity D1n provided to the utility grid counted by the first electric meter in a predetermined billing period is obtained. And determining the photovoltaic power generation feeder network electric quantity D3Y of each user in a preset charging period according to the product of the photovoltaic electric quantity D1n and the first proportion alpha Y or the second proportion beta Y of each user.
That is, D3Y ═ D1n α Y, or D3Y ═ D1n β Y.
If the feed rate is Qk, the feed rate is Qky ═ D1n ═ ay Qk or Qky ═ D1n ═ β Y × Qk.
If the photovoltaic power generation network feeding capacity of each user in the preset charging period is determined to be 0, Qky is equal to 0.
Returning to fig. 1. In step 102, the electricity consumption of the outdoor unit of each user in a preset charging period is determined according to the commercial power share amount, the photovoltaic power generation electricity consumption and the photovoltaic power generation feed network electricity consumption of each user.
In some embodiments, the utility power rate Qsy of each user in the predetermined charging period is determined according to the utility power share of each user. And determining Qgy photovoltaic electricity charges of each user in the preset charging period according to the photovoltaic power generation electricity consumption of each user. And determining Qky the grid feeding electric charge of each user in the preset charging period according to the photovoltaic power generation grid feeding amount of each user. And adding the commercial power charge and the photovoltaic power charge of each user, and subtracting the feed network power charge to obtain the power charge of the outdoor unit of each user.
That is, the outdoor unit electricity charge Q of each user is Qsy + Qgy-Qky.
In step 103, the electricity charge of the indoor unit of each user in a preset charging period is determined.
In some embodiments, a third ratio γ Y is calculated, where the total power of the indoor units of each user in the predetermined billing period corresponds to the total power of all the indoor units in the predetermined billing period. And determining the electricity charge of the indoor unit of each user in a preset charging period according to the third proportion gamma Y.
For example, the power integrated value Pd of each indoor unit in a predetermined billing cycle is counted, and the total power integrated value Pz of all the indoor units in the predetermined billing cycle is counted. And calculating a second ratio of the power integrated value of each indoor unit to the total power integrated value, and calculating the sum of the second ratios of the indoor units belonging to each user to serve as a third ratio gamma Y of each user.
For example, the real-time power Pd of each indoor unit is motor power × K4+ standby power, where K4 is a correction parameter. Total power integrated value of indoor machine in preset charging period T
And the real-time refrigerating capacity Pz of all the indoor units is sum of the real-time power of all the indoor units and the number of standby indoor units multiplied by D, wherein the sum is the sum of the real-time power of all the indoor units, and D is a correction parameter. Total power integrated value of all indoor units in preset charging period T
For example, the motor power is shown in table 4 and the parameter K4 is shown in table 5.
| Capacity (W) | Air duct machine | Raise boring machine | Wall hanging machine | Cabinet-type air conditioner | … |
| R1 | b11 | b21 | b31 | b41 | … |
| R2 | b12 | b22 | b32 | b42 | … |
| R3 | b13 | b23 | b33 | b43 | … |
| R4 | b14 | b24 | b34 | b44 | … |
| … | … | … | … | … | … |
TABLE 4
TABLE 5
In some embodiments, the power consumption D4m of all indoor units of the photovoltaic central air-conditioning system counted by the third electric meter in a predetermined billing period is obtained. And determining the commercial power share D4Y of each user in a preset charging period according to the product of the power consumption D4m of all indoor units and the third proportion gamma Y of each user.
That is, D4Y ═ D4m ═ γ Y.
If the indoor electricity rate is Qn, the electricity rate of the indoor unit of each user is Qny ═ D4m ×. yy ×. Qn.
In step 104, the electricity charge of each user in a predetermined charging period is determined according to the outdoor unit electricity charge and the indoor unit electricity charge of each user.
For example, in a predetermined charging period, the electricity charge of a user is equal to the sum of the electricity charges of the outdoor unit and the indoor unit of the user.
In the charging management method provided by the above embodiment of the present disclosure, the electric charge of the outdoor unit and the electric charge of the indoor unit of each user can be reasonably determined by calculating the utility power share of each user, the electric power consumption of the photovoltaic power generation feeder and the electric power share of the indoor side.
Fig. 3 is a schematic structural diagram of a charging management apparatus according to an embodiment of the present disclosure. As shown in fig. 3, the billing management apparatus includes a first processing module 31, a second processing module 32, a third processing module 33, and a fourth processing module 34.
The first processing module 31 is configured to determine the utility power share amount, the photovoltaic power generation electricity consumption amount and the photovoltaic power generation network feeding electricity amount of each user in the photovoltaic central air-conditioning system within a predetermined charging period.
In some embodiments, the first processing module 31 calculates a first ratio of the total cooling capacity of the indoor units of each user in a predetermined charging period to the total cooling capacity of all the indoor units in the photovoltaic central air-conditioning system in the predetermined charging period, calculates a second ratio of the total capacity of the indoor units of each user to the total capacity of all the indoor units, determining the commercial power share amount of each user in a preset charging period according to the first proportion of each user, determining the photovoltaic power generation electricity consumption of each user in a preset charging period according to the first proportion or the second proportion of each user, or determining the photovoltaic power generation electricity consumption of each user in a preset charging period to be 0, determining the photovoltaic power generation feed network electricity consumption of each user in the preset charging period according to the first proportion or the second proportion of each user, or determining the photovoltaic power generation feed network electricity consumption of each user in the preset charging period to be 0.
In some embodiments, the first processing module 31 counts a cooling amount integrated value of each indoor unit in a predetermined billing period, counts a total cooling amount integrated value of all the indoor units in the predetermined billing period, calculates a first ratio of the cooling amount integrated value of each indoor unit to the total cooling amount integrated value, and calculates a sum of the first ratios of the indoor units belonging to each user as a first percentage of each user.
For example, the real-time cooling capacity Wr of each indoor unit is a × K1 × K2, where a is the rated capacity of each indoor unit, K1 is a parameter associated with the wind speed, and K2 is a correction parameter. The real-time cooling capacity Wz of all the indoor units is sumWr × K3, wherein sumWr is the sum of the real-time cooling capacities of all the indoor units, and K3 is an error correction parameter.
In some embodiments, the first processing module 31 obtains the commercial power consumption of the outdoor unit of the photovoltaic central air conditioning system counted by the first electric meter in the predetermined charging period, and determines the commercial power share of each user in the predetermined charging period according to a product of the commercial power consumption and the first percentage of each user.
In some embodiments, the first processing module 31 obtains the photovoltaic power generation electricity consumption of the outdoor unit of the photovoltaic central air conditioning system counted by the second electricity meter in the predetermined charging period, and determines the photovoltaic power generation electricity consumption of each user in the predetermined charging period according to a product of the photovoltaic power generation electricity consumption and the first proportion or the second proportion of each user.
In some embodiments, the first processing module 31 obtains the photovoltaic electric quantity provided to the utility grid counted by the first electric meter in the predetermined charging period, and determines the photovoltaic power generation feed grid electric quantity of each user in the predetermined charging period according to a product of the photovoltaic electric quantity and the first or second proportion of each user.
The second processing module 32 is configured to determine the outdoor unit electricity consumption rate of each user in a predetermined charging period according to the commercial power share amount, the photovoltaic power generation electricity consumption amount and the photovoltaic power generation feeder electricity amount of each user.
In some embodiments, the second processing module 32 determines the utility power charge of each user in the predetermined charging period according to the utility power share amount of each user, determines the photovoltaic power charge of each user in the predetermined charging period according to the photovoltaic power generation power consumption of each user, determines the power feed charge of each user in the predetermined charging period according to the photovoltaic power generation power feed network power consumption of each user, adds the utility power charge and the photovoltaic power charge of each user, and subtracts the power feed network charge to serve as the outdoor unit power charge of each user.
The third processing module 33 is configured to determine the electricity usage charge of the indoor unit for each user in a predetermined billing period.
In some embodiments, the third processing module 33 is configured to calculate a third ratio of the total power of the indoor units of each user in the predetermined charging period to the total power of all the indoor units in the predetermined charging period, and determine the electricity charge of the indoor units of each user in the predetermined charging period according to the third ratio.
For example, the third processing module 33 counts the power integrated value of each indoor unit in a predetermined billing period, counts the total power integrated value of all the indoor units in the predetermined billing period, calculates a second ratio of the power integrated value of each indoor unit to the total power integrated value, and calculates the sum of the second ratios of the indoor units belonging to each user as a third ratio of each user.
For example, the real-time power Pd of each indoor unit is motor power × K4+ standby power, where K4 is a correction parameter. And the real-time refrigerating capacity Pz of all the indoor units is sum of the real-time power of all the indoor units and the number of standby indoor units multiplied by D, wherein the sum is the sum of the real-time power of all the indoor units, and D is a correction parameter.
In some embodiments, the third processing module 33 obtains the power consumption of all indoor units of the photovoltaic central air-conditioning system counted by the third electric meter in the predetermined charging period, and determines the utility power share of each user in the predetermined charging period according to a product of the power consumption of all indoor units and the third percentage of each user.
The fourth processing module 34 is configured to determine the electricity charge of each user in a predetermined billing period according to the outdoor unit electricity charge and the indoor unit electricity charge of each user.
Fig. 4 is a schematic structural diagram of a charging management apparatus according to another embodiment of the present disclosure. As shown in fig. 4, the billing management apparatus includes a memory 41 and a processor 42.
The memory 41 is used for storing instructions, the processor 42 is coupled to the memory 41, and the processor 42 is configured to execute the method according to any one of the embodiments in fig. 1 or fig. 2 based on the instructions stored in the memory.
As shown in fig. 4, the billing management apparatus further includes a communication interface 43 for information interaction with other devices. Meanwhile, the billing management device further comprises a bus 44, and the processor 42, the communication interface 43 and the memory 41 are communicated with each other through the bus 44.
The memory 41 may comprise a high-speed RAM memory, and may also include a non-volatile memory (non-volatile memory), such as at least one disk memory. The memory 41 may also be a memory array. The storage 41 may also be partitioned, and the blocks may be combined into virtual volumes according to certain rules.
Further, the processor 42 may be a central processing unit CPU, or may be an application specific integrated circuit ASIC, or one or more integrated circuits configured to implement embodiments of the present disclosure.
The present disclosure also relates to a computer-readable storage medium, wherein the computer-readable storage medium stores computer instructions, and the instructions, when executed by a processor, implement a method according to any one of the embodiments shown in fig. 1 or fig. 2.
Fig. 5 is a schematic structural diagram of a charging management system according to an embodiment of the present disclosure. As shown in fig. 5, the billing management system includes a first electric meter 51, a second electric meter 52, a third electric meter 53, and a billing management device 54. The charging management apparatus 54 is the charging management apparatus according to any one of the embodiments of fig. 3 and 4.
The first electricity meter 51 is configured to count the commercial power consumption of the outdoor unit of the photovoltaic central air-conditioning system, and is also configured to count the photovoltaic power provided to the commercial power grid. The second electricity meter 52 is configured to count the photovoltaic power generation electricity amount of the outdoor unit of the photovoltaic central air-conditioning system. The third electricity meter 53 is configured to count the electricity consumption of all indoor units of the photovoltaic central air-conditioning system.
In some embodiments, the functional unit modules described above can be implemented as a general purpose Processor, a Programmable Logic Controller (PLC), a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable Logic device, discrete Gate or transistor Logic, discrete hardware components, or any suitable combination thereof for performing the functions described in this disclosure.
So far, embodiments of the present disclosure have been described in detail. Some details that are well known in the art have not been described in order to avoid obscuring the concepts of the present disclosure. It will be fully apparent to those skilled in the art from the foregoing description how to practice the presently disclosed embodiments.
Although some specific embodiments of the present disclosure have been described in detail by way of example, it should be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the present disclosure. It will be understood by those skilled in the art that various changes may be made in the above embodiments or equivalents may be substituted for elements thereof without departing from the scope and spirit of the present disclosure. The scope of the present disclosure is defined by the appended claims.
Claims (27)
1. A charging management method, performed by a charging management apparatus, comprising:
determining the share amount of the commercial power, the electricity consumption of photovoltaic power generation and the electric quantity of a photovoltaic power generation feed network of each user in the photovoltaic central air-conditioning system in the preset charging period;
determining the outdoor unit electricity utilization cost of each user in the preset charging period according to the commercial power share amount, the photovoltaic power generation electricity consumption and the photovoltaic power generation feed network electricity quantity of each user;
determining the electricity utilization cost of the indoor unit of each user in the preset charging period;
and determining the electricity charge of each user in the preset charging period according to the electricity charge of the outdoor unit and the electricity charge of the indoor unit of each user.
2. The method of claim 1, wherein determining a utility share, a photovoltaic power generation utility, and a photovoltaic power generation feeder utility for each user in a photovoltaic central air conditioning system over the predetermined billing period comprises:
calculating a first ratio of the total refrigerating capacity of the indoor unit of each user in a preset charging period to the total refrigerating capacity of all the indoor units in the photovoltaic central air-conditioning system in the preset charging period;
calculating a second ratio of the total capacity of the indoor units of each user to the total capacity of all the indoor units;
determining the commercial power share amount of each user in the preset charging period according to the first proportion of each user;
determining the photovoltaic power generation electricity consumption of each user in the preset charging period according to the first proportion or the second proportion of each user, or determining the photovoltaic power generation electricity consumption of each user in the preset charging period to be 0;
and determining the photovoltaic power generation feed network electric quantity of each user in the preset charging period according to the first proportion or the second proportion of each user, or determining the photovoltaic power generation feed network electric quantity of each user in the preset charging period to be 0.
3. The method of claim 2, wherein calculating a first ratio of a total cooling capacity of the indoor units of each user in a predetermined billing period to a total cooling capacity of all indoor units in the photovoltaic central air conditioning system in the predetermined billing period comprises:
counting the refrigerating capacity accumulated value of each indoor unit in a preset charging period;
counting the total refrigerating capacity accumulated value of all the indoor units in a preset charging period;
calculating a first ratio of the refrigerating capacity accumulated value of each indoor unit to the total refrigerating capacity accumulated value;
and calculating the sum of first ratios of indoor units belonging to each user to be used as the first ratio of each user.
4. The method of claim 3, wherein,
the real-time refrigerating capacity Wr of each indoor unit is A multiplied by K1 multiplied by K2, wherein A is the rated capacity of each indoor unit, K1 is a parameter related to the wind speed, and K2 is a correction parameter;
and the real-time refrigerating capacity Wz of all the indoor units is sumWr multiplied by K3, wherein sumWr is the sum of the real-time refrigerating capacities of all the indoor units, and K3 is an error correction parameter.
5. The method of claim 2, wherein determining the utility share amount of each user for the predetermined billing period according to the first duty ratio of each user comprises:
acquiring the commercial power consumption of the outdoor unit of the photovoltaic central air-conditioning system counted by a first electric meter in the preset charging period;
and determining the commercial power share amount of each user in the preset charging period according to the product of the commercial power consumption and the first proportion of each user.
6. The method of claim 2, wherein determining the amount of photovoltaic power generation used by the each user for the predetermined billing period based on the first or second percentage of the each user comprises:
acquiring the photovoltaic power generation electricity consumption of the outdoor unit of the photovoltaic central air-conditioning system counted by a second ammeter in the preset charging period;
and determining the photovoltaic power generation electricity consumption of each user in the preset charging period according to the product of the photovoltaic power generation electricity consumption and the first proportion or the second proportion of each user.
7. The method of claim 2, wherein determining the photovoltaic power generation feeder electricity volume of the each user within the predetermined billing period according to the first or second percentage of the each user comprises:
acquiring the photovoltaic electric quantity which is provided for the commercial power grid and counted by the first electric meter in the preset charging period;
and determining the photovoltaic power generation feed network electric quantity of each user in the preset charging period according to the product of the photovoltaic electric quantity and the first ratio or the second ratio of each user.
8. The method of claim 1, wherein determining the outdoor unit electricity consumption rate of each user in the predetermined charging period according to the commercial power share amount, the photovoltaic electricity consumption amount and the photovoltaic electricity feeding network electricity amount of each user comprises:
determining the electric charge of the commercial power of each user in the preset charging period according to the commercial power share of each user;
determining the photovoltaic electricity charge of each user in the preset charging period according to the photovoltaic power generation electricity consumption of each user;
determining the feed network electricity charge of each user in the preset charging period according to the photovoltaic power generation feed network electricity quantity of each user;
and adding the commercial power charge and the photovoltaic power charge of each user, and subtracting the feed network power charge to obtain the power charge of the outdoor unit of each user.
9. The method of claim 1, wherein determining the indoor unit electricity usage charge for each user within the predetermined billing period comprises:
calculating a third ratio of the total power of the indoor units of each user in a preset charging period to the total power of all the indoor units in the preset charging period;
and determining the electricity utilization cost of the indoor unit of each user in the preset charging period according to the third proportion.
10. The method of claim 9, wherein calculating a third ratio of a total power of the indoor units of each user in a predetermined billing period to a total power of all the indoor units in the predetermined billing period comprises:
counting the power accumulated value of each indoor unit in a preset charging period;
counting the total power accumulated value of all the indoor units in a preset charging period;
calculating a second ratio of the power accumulated value of each indoor unit to the total power accumulated value;
and calculating the sum of the second ratios of the indoor units belonging to each user to serve as a third ratio of each user.
11. The method of claim 10, wherein,
the real-time power Pd of each indoor unit is equal to motor power multiplied by K4+ standby power, wherein K4 is a correction parameter;
and the real-time refrigerating capacity Pz of all the indoor units is sum of sum and standby indoor unit quantity multiplied by D, wherein sum is the real-time power sum of all the indoor units, and D is a correction parameter.
12. The method of claim 9, wherein determining the indoor unit electricity usage charge of each user in the predetermined billing period according to the third percentage comprises:
acquiring the power consumption of all indoor units of the photovoltaic central air-conditioning system counted by a third electric meter in the preset charging period;
and determining the commercial power share of each user in the preset charging period according to the product of the power consumption of all the indoor units and the third ratio of each user.
13. A billing management apparatus comprising:
the first processing module is configured to determine the commercial power share amount, the photovoltaic power generation electricity consumption amount and the photovoltaic power generation network feeding electric quantity of each user in the photovoltaic central air-conditioning system in the preset charging period;
the second processing module is configured to determine the outdoor unit electricity utilization cost of each user in the preset charging period according to the commercial power share amount, the photovoltaic electricity generation electricity consumption and the photovoltaic electricity generation feeder network electricity quantity of each user;
a third processing module configured to determine the electricity charge of the indoor unit of each user in the predetermined charging period;
and the fourth processing module is configured to determine the electric charge of each user in the preset charging period according to the outdoor unit electricity charge and the indoor unit electricity charge of each user.
14. The apparatus of claim 13, wherein,
the first processing module is configured to calculate a first ratio of total refrigerating capacity of the indoor unit of each user in a preset charging period to total refrigerating capacity of all indoor units in the photovoltaic central air-conditioning system in the preset charging period, calculate a second ratio of total capacity of the indoor unit of each user to total capacity of all indoor units, determine a commercial power share amount of each user in the preset charging period according to the first ratio of each user, determine photovoltaic power generation amount of each user in the preset charging period according to the first ratio or the second ratio of each user, or determine photovoltaic power generation amount of each user in the preset charging period to be 0, and determine photovoltaic power generation feed network electric quantity of each user in the preset charging period according to the first ratio or the second ratio of each user, or determining that the photovoltaic power generation feed network electric quantity of each user in the preset charging period is 0.
15. The apparatus of claim 14, wherein,
the first processing module is configured to count the refrigerating capacity accumulated value of each indoor unit in a preset charging period, count the total refrigerating capacity accumulated value of all the indoor units in the preset charging period, calculate a first ratio of the refrigerating capacity accumulated value of each indoor unit to the total refrigerating capacity accumulated value, and calculate the sum of the first ratios of the indoor units belonging to each user to serve as a first ratio of each user.
16. The apparatus of claim 15, wherein,
the real-time refrigerating capacity Wr of each indoor unit is A multiplied by K1 multiplied by K2, wherein A is the rated capacity of each indoor unit, K1 is a parameter related to the wind speed, and K2 is a correction parameter;
and the real-time refrigerating capacity Wz of all the indoor units is sumWr multiplied by K3, wherein sumWr is the sum of the real-time refrigerating capacities of all the indoor units, and K3 is an error correction parameter.
17. The apparatus of claim 14, wherein,
the first processing module is configured to obtain the commercial power consumption of the outdoor unit of the photovoltaic central air-conditioning system counted by the first electric meter in the preset charging period, and determine the commercial power share of each user in the preset charging period according to the product of the commercial power consumption and the first proportion of each user.
18. The apparatus of claim 14, wherein,
the first processing module is configured to obtain the photovoltaic power generation electricity consumption of the outdoor unit of the photovoltaic central air-conditioning system counted by the second electric meter in the preset charging period, and determine the photovoltaic power generation electricity consumption of each user in the preset charging period according to the product of the photovoltaic power generation electricity consumption and the first proportion or the second proportion of each user.
19. The apparatus of claim 14, wherein,
the first processing module is configured to obtain the photovoltaic electric quantity which is provided for the commercial power grid and counted by the first electric meter in the preset charging period, and determine the photovoltaic power generation feed grid electric quantity of each user in the preset charging period according to the product of the photovoltaic electric quantity and the first proportion or the second proportion of each user.
20. The apparatus of claim 13, wherein,
the second processing module is configured to determine the commercial power charge of each user in the preset charging period according to the commercial power share amount of each user, determine the photovoltaic power charge of each user in the preset charging period according to the photovoltaic power generation power consumption of each user, determine the power feed charge of each user in the preset charging period according to the photovoltaic power generation power feed amount of each user, add the commercial power charge and the photovoltaic power charge of each user, and subtract the power feed charge to serve as the outdoor unit power charge of each user.
21. The apparatus of claim 13, wherein,
the third processing module is configured to calculate a third ratio of the total power of the indoor units of each user in a preset charging period to the total power of all the indoor units in the preset charging period, and determine the electricity charge of the indoor units of each user in the preset charging period according to the third ratio.
22. The apparatus of claim 20, wherein,
the third processing module is configured to count a power accumulated value of each indoor unit in a preset charging period, count a total power accumulated value of all the indoor units in the preset charging period, calculate a second ratio of the power accumulated value of each indoor unit to the total power accumulated value, and calculate a sum of the second ratios of the indoor units belonging to each user as a third ratio of each user.
23. The apparatus of claim 21, wherein,
the real-time power Pd of each indoor unit is equal to motor power multiplied by K4+ standby power, wherein K4 is a correction parameter;
and the real-time refrigerating capacity Pz of all the indoor units is sum of sum and standby indoor unit quantity multiplied by D, wherein sum is the real-time power sum of all the indoor units, and D is a correction parameter.
24. The apparatus of claim 20, wherein,
the third processing module is configured to obtain the power consumption of all indoor units of the photovoltaic central air-conditioning system counted by a third electric meter in the preset charging period, and determine the commercial power share of each user in the preset charging period according to the product of the power consumption of all indoor units and the third proportion of each user.
25. A billing management apparatus comprising:
a memory configured to store instructions;
a processor coupled to the memory, the processor configured to perform implementing the method of any of claims 1-12 based on instructions stored by the memory.
26. A billing management system comprising:
a charging management apparatus according to any one of claims 13 to 25;
the system comprises a first ammeter, a second ammeter and a third ammeter, wherein the first ammeter is configured to count the commercial power consumption of an outdoor unit of the photovoltaic central air-conditioning system and also is configured to count the photovoltaic power provided for a commercial power grid;
the second electric meter is configured to count the photovoltaic power generation electricity consumption of the outdoor unit of the photovoltaic central air-conditioning system;
a third electric meter configured to count the power consumption of all indoor units of the photovoltaic central air-conditioning system.
27. A computer-readable storage medium, wherein the computer-readable storage medium stores computer instructions which, when executed by a processor, implement the method of any one of claims 1-12.
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