CN110865220A - Household metering method and system for central air conditioner - Google Patents
Household metering method and system for central air conditioner Download PDFInfo
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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Abstract
The invention relates to the field of central air conditioner metering, and discloses a household metering system of a central air conditioner. A household metering method of a central air conditioner comprises the following steps: step S1, the server processes and analyzes the state information to determine the corresponding relation between the user and the indoor host; step S2, the server calculates the state information of each indoor host to obtain the host consumption value of each indoor host in the time interval; step S3, the server obtains the user consumption value of each user in the time interval according to the corresponding relation; step S4, the server sums the consumption values of all users to obtain the total consumption value of all users in the time interval; and step S5, the server acquires the apportioned electric quantity of the user according to the proportion of the user consumption value in the total consumption value and by combining the total electric quantity value. The beneficial effects of the above technical scheme are: the phenomenon of unfair charging caused by less electricity consumption of some users when corresponding electricity is received is avoided.
Description
Technical Field
The invention relates to the field of central air conditioner metering, in particular to a household metering method and a household metering system for a central air conditioner.
Background
The central air conditioning system is composed of one or more cold and heat source systems and a plurality of air conditioning systems, and the system is different from the traditional refrigerant type air conditioner and intensively processes air to meet the comfort requirement.
At present, a time-area allocation method is commonly adopted in the field of practical application of a central air conditioner for charging, the method enables users to feel that the results of using more and less or not using the central air conditioner are the same when the central air conditioner is used, so that vicious consumption is caused, and in addition, due to the use mode which is not energy-saving, the operation load of the air conditioner is increased, so that higher system maintenance cost is generated.
Disclosure of Invention
In order to solve the existing problems, a household metering method and a household metering system for a central air conditioner are provided.
A household metering method of a central air conditioner is characterized in that an electric quantity collecting device is arranged on a plug-in host, and the electric quantity collecting device collects the total electric quantity value of the plug-in host at a preset time interval and sends the total electric quantity value to a server;
setting a state acquisition device on each indoor host, wherein the state acquisition device acquires state data of the indoor hosts at the time interval, and includes a time node corresponding to the current state data in state information and sends the state information to the server;
one user corresponds to at least one indoor host;
the household metering method of the central air conditioner comprises the following steps:
step S1, the server processes and analyzes the status information, and determines the user corresponding to each indoor host;
step S2, the server calculates the state information of each indoor host to obtain a host consumption value of each indoor host in the time interval;
step S3, the server obtains, according to each user corresponding to each indoor host, a user consumption value of each user in the time interval;
step S4, the server sums up all the user consumption values to obtain a total consumption value of all the users in the time interval;
and step S5, the server acquires the apportioned electric quantity of the user according to the proportion of the user consumption value in the total consumption value and by combining the total electric quantity value.
Preferably, the status data includes a host number of the indoor host, a user number of each user is preset in the server, and a corresponding relationship between each host number and each user number;
in step S1, the server determines each user corresponding to each indoor host according to the host number of each indoor host and the corresponding relationship.
Preferably, each state acquisition device is respectively provided with a first temperature acquisition device, the first temperature acquisition devices are arranged at an air outlet of the indoor host and acquire first temperatures of the air outlet at the time intervals; and the number of the first and second groups,
each state acquisition device is respectively provided with a second temperature acquisition device, the second temperature acquisition devices are arranged at the air return opening of the indoor host machine and acquire second temperatures of the air outlet at the time intervals; and the number of the first and second groups,
each state acquisition device is provided with a wind speed acquisition device, the wind speed acquisition devices are arranged at the air outlet of the indoor host and acquire the wind speed of the air outlet at the time interval;
when the first temperature or the second temperature or the wind speed changes,
the state acquisition device includes the first temperature, the second temperature and the wind speed in the state data, includes a time node corresponding to the current state data in state information and sends the state information to the server.
Preferably, step S2 is implemented by the following formula:
wherein the content of the first and second substances,
Ea,bfor representing the host consumption value;
c is the ordering relation of the time nodes in the corresponding time intervals;
c is the total number of the time nodes in the time interval;
va,b,cthe wind speed for the indoor host at the time node;
t″a,b,cthe time node corresponding to the current state data uploading is obtained;
t′a,b,cthe time node corresponding to the last time of uploading the state data.
Preferably, the step S3 is implemented by using the following formula:
wherein the content of the first and second substances,
Eafor representing the user consumption value;
b is the total number of all the indoor hosts corresponding to the user;
Ea,bfor representing the consumption value of the host, b being the indoor masterAnd the machine is in the sequencing relation in all the corresponding indoor hosts.
Preferably, the step S4 is implemented by using the following formula:
wherein the content of the first and second substances,
e is used to represent the total consumption value;
Eathe system is used for representing the user consumption value, and a is the ordering relation of the user among all the users;
a is the total number of all the users.
Preferably, the step S5 is implemented by using the following formula:
wherein the content of the first and second substances,
Wathe shared electric quantity is represented, and a is the ordering relation of the users in all the users;
w is used to represent the total charge value;
Eafor representing the user consumption value;
e is used to represent the total consumption value.
Preferably, after the step S5 is executed, a step S6 is further included:
step S6, the server sends the apportioned electric quantity to an external property management system;
and the property management system sends the electric quantity cost required to be paid by each user to each user according to the apportioned electric quantity of each user and by combining an electric quantity charging standard.
A central air conditioning household metering system comprising:
the system comprises an external host, an electric quantity acquisition device, a server and a control device, wherein the electric quantity acquisition device is arranged on the external host, and acquires the total electric quantity value of the external host at a time interval and sends the total electric quantity value to the server;
the state acquisition devices are in one-to-one correspondence with the indoor hosts, acquire state data of the indoor hosts at a preset time interval, include time nodes corresponding to the current state data in state information and send the state information to the server;
each user at least corresponds to one indoor host;
the server processes and analyzes the state information, determines the users corresponding to the indoor hosts respectively, acquires the state acquisition devices corresponding to the users, acquires the consumption values of the users in the time interval according to the state information, adds the consumption values to acquire the consumption values of the users in the time interval, acquires the apportioned electric quantity of each user by combining the total electric quantity value, and sends the apportioned electric quantity to an external property management system.
Preferably, the state acquisition device includes:
the temperature acquisition devices are respectively arranged at an air outlet of an indoor host, the first temperature acquisition devices correspond to the indoor hosts one by one, and the first temperature acquisition devices acquire first temperatures of the air outlet at the time intervals;
each second temperature acquisition device is arranged at a return air inlet of an indoor host machine, the second temperature acquisition devices correspond to the indoor host machines one by one, and the second temperature acquisition devices acquire second temperatures of the return air inlets at the time intervals;
the wind speed acquisition devices are arranged at the air outlets of the indoor hosts and correspond to the indoor hosts one by one, and the wind speed acquisition devices acquire the wind speed of the air outlets at the time intervals;
during the time interval, when the first temperature or the second temperature or the wind speed changes,
the state acquisition device includes the first temperature, the second temperature and the wind speed in the state data, includes a time node corresponding to the current state data in state information and sends the state information to the server.
The beneficial effects of the above technical scheme are: the phenomenon of unfair charging caused by less electricity consumption of some users when corresponding electricity is received is avoided.
Drawings
FIG. 1 is a flow chart of a preferred embodiment of the present invention;
FIG. 2 is a flowchart of step S6 in accordance with a preferred embodiment of the present invention;
fig. 3 is a schematic structural diagram of a preferred 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.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
A central air conditioner household metering method is characterized in that an electric quantity acquisition device 11 is arranged on a plug-in host 1, and the electric quantity acquisition device 11 acquires the total electric quantity value of the plug-in host 1 at a preset time interval and sends the total electric quantity value to a server 3;
a state acquisition device 20 is arranged on each indoor host 2, the state acquisition device 20 acquires the state data of the indoor host 2 at time intervals, and a time node corresponding to the current state data is included in the state information and is sent to the server 3;
one user corresponds to at least one indoor host 2;
the household metering method of the central air conditioner, as shown in fig. 1, includes:
step S1, the server 3 processes and analyzes the status information, and determines the user corresponding to each indoor host 2;
step S2, the server 3 calculates the status information of each indoor host 2 to obtain the host consumption value of each indoor host 2 in the time interval;
step S3, the server 3 obtains the user consumption value of each user in the time interval according to the corresponding relationship;
step S4, the server 3 sums up the consumption values of all users to obtain the total consumption value of all users in the time interval;
in step S5, the server 3 obtains the apportioned electric quantity of the user according to the ratio of the user consumption value to the total consumption value and by combining the total electric quantity value.
Specifically, the central air conditioner is commonly used in office buildings, commercial buildings and the like, the unified external host 1 is adopted to correspond to different indoor hosts 2, each user corresponds to at least one indoor host 2, the user can independently adjust the operation modes of the corresponding indoor hosts 2, such as refrigeration, heating, dehumidification, ventilation and the like, the air outlet temperature, the air return temperature and the air speed in the operation state of the corresponding indoor host 2 can be changed, and then the consumption values of the cold and heat of the indoor hosts 2 can be different.
The central air-conditioning individual metering method of the invention calculates the electric quantity consumed by each user, firstly, an electric quantity collecting device 11 is arranged on an external host 1, the total electric quantity of the external host 1 is collected by the electric quantity collecting device 11 at a preset time interval, the collected total electric quantity is the electric quantity consumed by all the indoor hosts 2 in the time interval, then, the value of the cold and heat quantity consumed by all the indoor hosts 2 corresponding to each user is calculated according to the corresponding relation between each user and the indoor hosts 2, the electric quantity consumed by each user can be obtained by combining the total electric quantity consumed by all the users together according to the proportion of the consumption value of each user in all the users, therefore, a state collecting device 20 is arranged on each indoor host 2, the state collecting device 20 collects the state data of the indoor hosts 2 at the same time interval, because the central air-conditioning usually involves a plurality of indoor hosts 2, the indoor host 2 has a plurality of different sets of status data within a time interval, and therefore a server 3 is used to process the data, and the time interval is set to 1 hour.
The method specifically comprises the following steps: in step S1, the server 3 is used to analyze the status information collected by the status collection device 20, after determining the user corresponding to each indoor host 2, the server 3 starts to calculate the consumption value of each indoor host 2 in the time interval in step S2, and calculates according to the status information collected by the status collection device 20, to obtain all the consumed amounts of the indoor hosts 2 in the time interval, and uses the calculation result as the host consumption value, in step S3, each user includes different indoor hosts 2, so according to the corresponding relationship between the user and the indoor host 2, the host consumption values of all the indoor hosts 2 corresponding to each user are summed, the summed result is used as the user consumption value of each user in the time interval, in step S4, after obtaining different user consumption values corresponding to all the users, all the user consumption values are superimposed, at this time, the total consumption value consumed by all the users in the time interval can be obtained, in step S5, the ratio of the user consumption value to the total consumption value is obtained, the ratio of the consumption of all the indoor hosts 2 corresponding to the users in the preset time interval in operation can be obtained, the electric quantity consumed by each user can be calculated by combining the total electric quantity consumed by all the users in the time interval, and the calculation result is output as the electric quantity consumed.
In a preferred embodiment of the present invention, the status data includes a host number of the indoor host 2, a user number of each user is preset in the server 3, and a correspondence relationship between each host number and each user number;
in step S1, the server 3 determines each user corresponding to each indoor host 2 according to the host number and the corresponding relationship of each indoor host 2.
Specifically, the server 3 receives the state information sent by the state acquisition device 20 to obtain the corresponding relationship between each user and the indoor host 2, the state acquisition device 20 is installed on each indoor host 2, the state acquisition device 20 includes the host number when uploading the state information, the corresponding relationship between the user number of each user and the host number is preset in the server 3, in step S1, after the server 3 receives the state information, the host number in the state information is obtained, the users corresponding to the indoor hosts 2 respectively are determined according to the corresponding relationship, in the subsequent calculation, the host consumption values of the indoor hosts 2 corresponding to the same user are summed, and the calculation result is used as the host consumption value of each user.
In a preferred embodiment of the present invention, each state collecting device 20 is respectively provided with a first temperature collecting device 21, and the first temperature collecting device 21 is arranged at the air outlet of the indoor host 2 and collects the first temperature of the air outlet at time intervals; and the number of the first and second groups,
each state acquisition device 20 is respectively provided with a second temperature acquisition device 22, and the second temperature acquisition devices 22 are arranged at the air return opening of the indoor host machine 2 and acquire the second temperature of the air outlet at time intervals; and the number of the first and second groups,
each state acquisition device 20 is respectively provided with a wind speed acquisition device 23, and the wind speed acquisition devices 23 are arranged at the air outlet of the indoor host machine 2 and acquire the wind speed of the air outlet at time intervals;
when the first temperature or the second temperature or the wind speed is changed,
the state acquisition device 20 includes the first temperature, the second temperature, and the wind speed in the state data, and includes a time node corresponding to the current state data in the state information and transmits the state information to the server 3.
Specifically, the user is adjusting indoor host computer 2 and is carrying out the during operation with operational mode, like state such as heating, refrigeration, taking a breath, the air-out temperature that indoor host computer 2 corresponds, return air temperature and air-out wind speed are all inequality, also have different consumption values, consequently set up state collection device 20 and gather, specifically include in every state collection device 20, first temperature collection device 21, second temperature collection device 22 and wind speed collection device 2.
Wherein, the first temperature acquisition device 21 is arranged at the air outlet of the indoor main machine 2, acquires the air outlet temperature of the indoor main machine 2, outputs the air outlet temperature as a first temperature, the second temperature acquisition device 22 is arranged at the air return inlet of the indoor main machine 2, acquires the air return temperature of the indoor main machine 2, outputs the air return temperature as a second temperature, the air speed acquisition device 23 is arranged at the air outlet of the indoor main machine 2, acquires the air outlet speed of the indoor main machine 2, outputs the air outlet speed as an air speed, in the output process, the number of data is reduced, the calculation steps are simplified, whether the first temperature or the second temperature or the wind speed changes or not is used as the judgment condition of the output, when the first temperature or the second temperature or the wind speed is changed, the state acquisition device 20 includes the first temperature, the second temperature and the wind speed in the state data, and includes the time node corresponding to the current status data in the status information and transmits it to the server 3.
In the preferred embodiment of the present invention, step S2 is implemented by the following formula:
wherein the content of the first and second substances,
Ea,bfor representing a host consumption value;
c is the ordering relation of the time nodes in the corresponding time interval;
c is the total number of time nodes in the time interval;
va,b,cThe wind speed of the indoor host 2 at the time node;
t″a,b,cthe time node is a corresponding time node when the state data is uploaded currently;
t′a,b,cthe time node corresponding to the last time of uploading the state data.
Specifically, the host consumption value is calculated according to the above formula (1) according to the state information collected by the state collecting device 20, where the state information includes the corresponding time node when the state data changes, the server 3 has an internal timing device with time interval as the period, the server 3 calculates according to the time node corresponding to the time moment, and in the above formula (1), t ″a,b,cThe server 3 is a time node corresponding to the current uploading state data, and carries the numerical value of the time moment corresponding to the time node into the calculation t'a,b,cThe server 3 substitutes the value of the last uploaded time corresponding to the last time node into the calculation for the time node corresponding to the last uploaded time when the state data was uploaded.
In the preferred embodiment of the present invention, step S3 is implemented by the following formula:
wherein the content of the first and second substances,
Eafor representing a user consumption value;
b is the total number of all indoor hosts 2 corresponding to the user;
Ea,bb is an ordering relationship of the indoor hosts 2 in all the corresponding indoor hosts 2.
Specifically, each user corresponds to at least one indoor host 2, and according to the host consumption value calculated by the server 3, the corresponding user consumption value is calculated by the above formula (2), where B is the total number of all indoor hosts 2 corresponding to the user.
In the preferred embodiment of the present invention, step S4 is implemented by the following formula:
wherein the content of the first and second substances,
e is used to represent the total consumption value;
Eathe system is used for representing a user consumption value, and a is the ordering relation of the user among all users;
a is the total number of all users.
Specifically, the server 3 presets the corresponding user number, so that the server 3 performs summation calculation to obtain a total consumption value by using the above formula (3) according to the consumption value of each user calculated in the above process, where a is the ordering relationship of the users among all the users, and a is the total number of all the users. In the preferred embodiment of the present invention, step S5 is implemented by the following formula:
wherein the content of the first and second substances,
Wathe method is used for expressing the apportioned electric quantity, and a is the ordering relation of users in all users;
w is used to represent the total charge value;
Eafor representing a user consumption value;
e is used to represent the total consumption value.
Specifically, the server 3 obtains the consumption ratio of each user in the time interval according to the user consumption value and the total consumption value of each user obtained through calculation in the above process, and then calculates the apportioned electric quantity corresponding to each user by adopting the above formula (4) in combination with the total electric quantity of the time interval acquired by the plug-in host 1.
In the preferred embodiment of the present invention, after the step S5 is executed, a step S6 is further included, as shown in fig. 2:
step S6, the server 3 sends and distributes the electric quantity to an external property management system 4;
and the property management system 4 is used for sending the electric quantity cost required to be paid by each user to each user according to the apportioned electric quantity of each user and by combining the electric quantity charging standard.
Specifically, the server 3 sends the calculated allocated electric quantity to an external property management system 4, the property management system 4 sends the electric quantity cost required to be paid by each user to each user according to the allocated electric quantity of each user and by combining with a corresponding electric quantity charging standard, and in the sending process, corresponding allocated electric quantity details can be attached.
A household metering system for central air conditioner, as shown in fig. 3, comprising:
the electric quantity acquisition device 11 is arranged on the plug-in host 1, and the electric quantity acquisition device 11 acquires the total electric quantity value of the plug-in host 1 at a time interval and sends the total electric quantity value to a server 3;
the system comprises a plurality of state acquisition devices 20, a server 3 and a plurality of state acquisition devices 20, wherein each state acquisition device is respectively arranged on an indoor host 2, the state acquisition devices 20 correspond to the indoor hosts 2 one by one, and the state acquisition devices 20 acquire state data of the indoor hosts 2 at a preset time interval, include time nodes corresponding to the current state data in state information and send the state information to the server;
each user at least corresponds to one indoor host 2;
and the server 3 is used for processing and analyzing the state information, determining the corresponding relation between the users and the indoor host 2 to obtain the state acquisition device 20 corresponding to each user, obtaining the consumption value of each user in a time interval according to the state information, adding the consumption values to obtain the consumption values of all the users in the time interval, obtaining the apportioned electric quantity of each user by combining the total electric quantity value, and sending the apportioned electric quantity to an external property management system 4.
In a preferred embodiment of the present invention, the state acquisition device 20 comprises:
the temperature monitoring system comprises a plurality of first temperature acquisition devices 21, wherein each first temperature acquisition device 21 is arranged at an air outlet of one indoor host machine 2, the first temperature acquisition devices 21 correspond to the indoor host machines 2 one by one, and the first temperature acquisition devices 21 acquire first temperatures of the air outlets at time intervals;
the plurality of second temperature acquisition devices 22 are arranged, each second temperature acquisition device 22 is respectively arranged at the air return opening of one indoor host machine 2, the second temperature acquisition devices 22 correspond to the indoor host machines 2 one by one, and the second temperature acquisition devices 22 acquire second temperatures of the air return openings at time intervals;
the plurality of wind speed acquisition devices 23 are arranged at the wind outlets of the plurality of indoor hosts 2 and correspond to the plurality of indoor hosts 2 one by one, and the wind speed acquisition devices 23 acquire the wind speeds of the wind outlets at time intervals;
in the time interval, when the first temperature or the second temperature or the wind speed changes,
the state acquisition device 20 includes the first temperature, the second temperature, and the wind speed in the state data, and includes a time node corresponding to the current state data in the state information and transmits the state information to the server 3.
Specifically, set up electric quantity collection device 11 and gather the total electric quantity value of hanging host computer 1 in hanging host computer 1 department, a plurality of first temperature collection device 21 set up the air outlet that is used for gathering first temperature at a plurality of indoor host computers 2, a plurality of second temperature collection device 22, set up the return air inlet that is used for gathering the second temperature at a plurality of indoor host computers 2, a plurality of wind speed collection device 23, the air outlet that sets up at a plurality of indoor host computers 2 is used for gathering the wind speed, when first temperature or second temperature or wind speed change, state collection device 20 includes first temperature, second temperature and wind speed in the status data, and include the time node that current status data corresponds in the status information and send to server 3.
The server 3 processes and analyzes the state information, determines the users corresponding to each indoor host 2, analyzes and acquires the first temperature data, the second temperature data and the wind speed data corresponding to each indoor host 2 according to the state data uploaded by each state acquisition device 20, acquires the consumption value of each user in a time interval according to the state data, adds the consumption values to acquire the consumption values of all users in the time interval, acquires the apportioned electric quantity of each user by combining the total electric quantity value, and sends the apportioned electric quantity to an external property management system 4.
In addition, the state information further includes a host number of the corresponding indoor host 2, the server 3 is preset with a user number of each user and a corresponding relationship between each host number and each user number, and before calculating the host consumption value, the server 3 determines each user corresponding to each indoor host 2 according to the host number and the corresponding relationship of each indoor host 2, so as to perform subsequent data processing and calculation.
In addition, after the property management system 4 receives the apportioned electric quantity, the electric quantity charge required to be paid by each user is sent to each user according to the apportioned electric quantity of each user and in combination with the electric quantity charging standard.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. A household metering method of a central air conditioner is characterized in that an electric quantity collecting device is arranged on a plug-in host, and the electric quantity collecting device collects the total electric quantity value of the plug-in host at a preset time interval and sends the total electric quantity value to a server;
setting a state acquisition device on each indoor host, wherein the state acquisition device acquires state data of the indoor hosts at the time interval, and includes a time node corresponding to the current state data in state information and sends the state information to the server;
one user corresponds to at least one indoor host;
the household metering method of the central air conditioner comprises the following steps:
step S1, the server processes and analyzes the status information, and determines a corresponding relationship between the user and the indoor host;
step S2, the server calculates the state information of each indoor host to obtain a host consumption value of each indoor host in the time interval;
step S3, the server obtains the user consumption value of each user in the time interval according to the corresponding relation;
step S4, the server sums up all the user consumption values to obtain a total consumption value of all the users in the time interval;
and step S5, the server acquires the apportioned electric quantity of the user according to the proportion of the user consumption value in the total consumption value and by combining the total electric quantity value.
2. The household metering method of claim 1, wherein the status data includes a host number of the indoor host, a user number of each user is preset in the server, and the host number and the user number have the preset corresponding relationship;
in the step S1, the server determines the correspondence between the indoor hosts and the users according to the host numbers of the indoor hosts and the user numbers of the users.
3. The household metering method of claim 1, wherein each of the state collecting devices is provided with a first temperature collecting device, the first temperature collecting device is arranged at an air outlet of the indoor unit, and collects a first temperature of the air outlet at the time interval; and the number of the first and second groups,
each state acquisition device is respectively provided with a second temperature acquisition device, the second temperature acquisition devices are arranged at the air return opening of the indoor host machine and acquire second temperatures of the air outlet at the time intervals; and the number of the first and second groups,
each state acquisition device is provided with a wind speed acquisition device, the wind speed acquisition devices are arranged at the air outlet of the indoor host and acquire the wind speed of the air outlet at the time interval;
when the first temperature or the second temperature or the wind speed changes,
the state acquisition device includes the first temperature, the second temperature and the wind speed in the state data, includes a time node corresponding to the current state data in state information and sends the state information to the server.
4. The household metering method of claim 3, wherein the step S2 is implemented by the following formula:
wherein the content of the first and second substances,
Ea,bfor representing the host consumption value;
c is the ordering relation of the time nodes in the corresponding time intervals;
c is the total number of the time nodes in the time interval;
va,b,cthe wind speed for the indoor host at the time node;
t″a,b,cthe time node corresponding to the current state data uploading is obtained;
t′a,b,cthe time node corresponding to the last time of uploading the state data.
5. The household metering method of claim 3, wherein the step S3 is implemented by the following formula:
wherein the content of the first and second substances,
Eafor representing the user consumption value;
b is the total number of all the indoor hosts corresponding to the user;
Ea,bb is used for representing the host consumption value, and b is the ordering relation of the indoor hosts in all the corresponding indoor hosts.
6. The household metering method of claim 3, wherein the step S4 is implemented by the following formula:
wherein the content of the first and second substances,
e is used to represent the total consumption value;
Eathe system is used for representing the user consumption value, and a is the ordering relation of the user among all the users;
a is the total number of all the users.
7. The household metering method of claim 1, wherein the step S5 is implemented by the following formula:
wherein the content of the first and second substances,
Wathe shared electric quantity is represented, and a is the ordering relation of the users in all the users;
w is used to represent the total charge value;
Eafor representing the user consumption value;
e is used to represent the total consumption value.
8. The household metering method of claim 1, further comprising a step S6 after the step S5 is executed:
step S6, the server sends the apportioned electric quantity to an external property management system;
and the property management system sends the electric quantity cost required to be paid by each user to each user according to the apportioned electric quantity of each user and by combining an electric quantity charging standard.
9. A household metering system of a central air conditioner, which applies the household metering method of the central air conditioner as claimed in claim 1, and is characterized by comprising:
the system comprises an external host, an electric quantity acquisition device, a server and a control device, wherein the electric quantity acquisition device is arranged on the external host, and acquires the total electric quantity value of the external host at a time interval and sends the total electric quantity value to the server;
the state acquisition devices are in one-to-one correspondence with the indoor hosts, acquire state data of the indoor hosts at a preset time interval, include time nodes corresponding to the current state data in state information and send the state information to the server;
each user at least corresponds to one indoor host;
the server processes and analyzes the state data, determines the corresponding relation between the users and the indoor host to obtain the state acquisition devices corresponding to the users, obtains the consumption values of the users in the time interval according to the state information, adds the consumption values to obtain the consumption values of the users in the time interval, obtains the apportioned electric quantity of each user by combining the total electric quantity value, and sends the apportioned electric quantity to an external property management system.
10. The household metering system of claim 9, wherein the status collecting device comprises:
the temperature acquisition devices are respectively arranged at an air outlet of an indoor host, the first temperature acquisition devices correspond to the indoor hosts one by one, and the first temperature acquisition devices acquire first temperatures of the air outlet at the time intervals;
each second temperature acquisition device is arranged at a return air inlet of an indoor host machine, the second temperature acquisition devices correspond to the indoor host machines one by one, and the second temperature acquisition devices acquire second temperatures of the return air inlets at the time intervals;
the wind speed acquisition devices are arranged at the air outlets of the indoor hosts and correspond to the indoor hosts one by one, and the wind speed acquisition devices acquire the wind speed of the air outlets at the time intervals;
during the time interval, when the first temperature or the second temperature or the wind speed changes,
the state acquisition device includes the first temperature, the second temperature and the wind speed in the state data, includes a time node corresponding to the current state data in state information and sends the state information to the server.
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