CN113945000A - Electric quantity sharing method of multi-split air conditioning system - Google Patents

Electric quantity sharing method of multi-split air conditioning system Download PDF

Info

Publication number
CN113945000A
CN113945000A CN202111171927.8A CN202111171927A CN113945000A CN 113945000 A CN113945000 A CN 113945000A CN 202111171927 A CN202111171927 A CN 202111171927A CN 113945000 A CN113945000 A CN 113945000A
Authority
CN
China
Prior art keywords
indoor unit
power
electric quantity
indoor
conditioning system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111171927.8A
Other languages
Chinese (zh)
Inventor
孙立翔
赵永俊
蔺怀钰
尹鹏
袁青伟
牟晨涛
李连会
武文杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haixiangzhi Technology Co ltd
Qingdao Haier Air Conditioner Gen Corp Ltd
Qingdao Haier Air Conditioning Electric Co Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haixiangzhi Technology Co ltd
Qingdao Haier Air Conditioner Gen Corp Ltd
Qingdao Haier Air Conditioning Electric Co Ltd
Haier Smart Home Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingdao Haixiangzhi Technology Co ltd, Qingdao Haier Air Conditioner Gen Corp Ltd, Qingdao Haier Air Conditioning Electric Co Ltd, Haier Smart Home Co Ltd filed Critical Qingdao Haixiangzhi Technology Co ltd
Priority to CN202111171927.8A priority Critical patent/CN113945000A/en
Publication of CN113945000A publication Critical patent/CN113945000A/en
Priority to PCT/CN2022/098782 priority patent/WO2023056757A1/en
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • F24F11/65—Electronic processing for selecting an operating mode
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q30/00—Commerce
    • G06Q30/02—Marketing; Price estimation or determination; Fundraising
    • G06Q30/0283—Price estimation or determination
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/06—Energy or water supply
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Development Economics (AREA)
  • Strategic Management (AREA)
  • Economics (AREA)
  • General Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Finance (AREA)
  • Accounting & Taxation (AREA)
  • Signal Processing (AREA)
  • Marketing (AREA)
  • Theoretical Computer Science (AREA)
  • Public Health (AREA)
  • Tourism & Hospitality (AREA)
  • Mathematical Physics (AREA)
  • Fuzzy Systems (AREA)
  • Primary Health Care (AREA)
  • Fluid Mechanics (AREA)
  • Human Resources & Organizations (AREA)
  • General Health & Medical Sciences (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Water Supply & Treatment (AREA)
  • Game Theory and Decision Science (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention relates to the field of air conditioner electric quantity calculation, and particularly provides an electric quantity sharing method of a multi-split air conditioner system. The problem that the actual energy consumption of each indoor unit is difficult to accurately determine in the conventional electric quantity sharing mode is solved. For this purpose, the electric quantity apportionment method of the invention comprises the following steps: acquiring the electric heating power consumption and the internal fan power consumption of the indoor unit; calculating the sum of the electric heating power consumption of the indoor unit and the power consumption of the internal fan, namely the power of the indoor unit; acquiring the total power of the multi-split air conditioning system; acquiring the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit; and determining the shared electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit. Based on the determination mode, the electric quantity allocation method can accurately determine the actual energy consumption to be allocated to each indoor unit, so that the rationality of charging is effectively guaranteed, and the user experience is effectively improved.

Description

Electric quantity sharing method of multi-split air conditioning system
Technical Field
The invention relates to the field of air conditioner electric quantity calculation, and particularly provides an electric quantity sharing method of a multi-split air conditioner system.
Background
With the increasing popularization of the multi-split air conditioning system, the electric quantity calculation mode also becomes a problem that people pay much attention to. The current charging modes include the following modes: apportioning according to area, apportioning according to service time, apportioning according to refrigerant flow, apportioning according to indoor unit electric quantity, apportioning according to refrigerant side cold quantity and apportioning according to wind side cold quantity, and the like. Specifically, the most accurate way in the existing electric quantity calculation ways is to allocate electric quantity according to the flow rate of the refrigerant, and the scheme is preferred to consider the actual demand of each terminal on the refrigerant so that the opening degree of the electronic expansion valve can be accurately detected, but the scheme has the disadvantages that the flow rate and the refrigerating capacity are not necessarily in direct proportion, the accuracy of indirect flow rate measurement is limited, and the data processing difficulty is high. The mode of sharing the electric quantity according to the electric quantity of the indoor unit is preferably characterized by high measurement precision, simple calculation, intuitive data and capability of better guiding a user to save energy; however, the disadvantages of the method are that the initial investment of hardware is high, the installation difficulty is high, the single power distribution needs to be designed in advance, and the electric quantity cannot completely represent the cold consumption. Therefore, the existing electric quantity calculation mode is often too heavy for a single factor, so that the important effect of other factors on the electric quantity is ignored, the hardware configuration of the charging method with high precision is too complex, the construction difficulty is too large in the actual situation, and the engineering quantity is too high.
Accordingly, there is a need in the art for a new method for allocating electric power of a multi-split air conditioning system to solve the above problems.
Disclosure of Invention
The invention aims to solve the technical problem that the actual energy consumption of each indoor unit is difficult to accurately determine in the conventional electric quantity sharing mode.
The invention provides an electric quantity sharing method of a multi-split air-conditioning system, wherein the multi-split air-conditioning system comprises an outdoor unit and a plurality of indoor units connected with the outdoor unit, and the electric quantity sharing method comprises the following steps:
acquiring the electric heating power consumption and the internal fan power consumption of the indoor unit;
calculating the sum of the electric heating power consumption and the power consumption of the internal fan of the indoor unit, namely the power of the indoor unit;
acquiring the total power of the multi-split air conditioning system;
acquiring the opening and closing state, the running mode, the matching number and the capacity requirement of the indoor unit;
and determining the shared electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit.
In a preferred technical solution of the above electric power sharing method, the electric heating power consumption of the indoor unit is calculated by the following formula:
Wheat generation＝KD1D1
Wherein, WHeat generationFor the electric heating power consumption, KD, of the indoor unit1Is the coefficient of the open and closed states of the electric heating means of the indoor unit, D1Is the power of the electric heating device of the indoor unit.
In a preferred technical solution of the above electric quantity apportionment method, the power consumption of the inner fan of the indoor unit is calculated by the following formula:
Wwind power＝K1WF1
Wherein, WWind powerFor the power consumption of the inner fan of the indoor unit, K1Is the coefficient of the open/close state of the indoor unit, WF1Is the power of the inner fan of the indoor unit.
In a preferred technical solution of the above electric quantity allocation method, "determining the allocated electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, and the on-off state, the operation mode, the number of matches, and the capacity requirement of the indoor unit" specifically includes:
firstly, determining the electric quantity of the outdoor unit allocated by the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit;
and calculating the sum of the power of the indoor unit and the electric quantity of the outdoor unit shared by the indoor unit, namely the shared electric quantity of the indoor unit.
In a preferred technical solution of the above electric quantity allocation method, "determining, by the indoor unit, the electric quantity of the outdoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, and the on-off state, the operation mode, the number of matches, and the capacity requirement of the indoor unit" specifically includes calculating, by the indoor unit, the electric quantity of the outdoor unit according to the following formula:
Figure BDA0003293654710000031
wherein, WStall for outworkApportioning the electric quantity of the outdoor unit to the indoor units, K1Is the coefficient of the open/close state of the indoor unit, M1Is the coefficient of the operating mode of the indoor unit, P1Is the number of the indoor units, S1W is the total power of the multi-split air conditioning system, W is the capacity requirement of the indoor unitInner iAnd n is the total number of the indoor units.
In a preferred embodiment of the above electric power sharing method, the electric power sharing method further includes:
acquiring the running wind speed of an inner fan of the indoor unit;
the step of determining the shared electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit specifically comprises the following steps of:
and determining the shared electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the matching number, the capacity requirement and the operation wind speed of an inner fan of the indoor unit.
In a preferred technical solution of the above electric power sharing method, the electric heating power consumption of the indoor unit is calculated by the following formula:
Wheat generation＝KD1D1
Wherein, WHeat generationFor the electric heating power consumption, KD, of the indoor unit1Is the coefficient of the open and closed states of the electric heating means of the indoor unit, D1Is the power of the electric heating device of the indoor unit.
In a preferred technical solution of the above electric quantity apportionment method, the power consumption of the inner fan of the indoor unit is calculated by the following formula:
Wwind power＝K1WF1F1
Wherein, WWind powerFor the power consumption of the inner fan of the indoor unit, K1Is the coefficient of the open/close state of the indoor unit, WF1Is the power of the inner fan of the indoor unit, F1The running wind speed of an inner fan of the indoor unit.
In a preferred technical solution of the above electric quantity allocation method, "determining the allocated electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the on-off state, the operation mode, the number of matches, the capacity requirement, and the operation wind speed of the internal fan" specifically includes:
firstly, determining the electric quantity of the outdoor unit allocated by the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the number of the indoor units, the capacity requirement and the operation wind speed of an inner fan;
and calculating the sum of the power of the indoor unit and the electric quantity of the outdoor unit shared by the indoor unit, namely the shared electric quantity of the indoor unit.
In a preferred technical solution of the above electric quantity allocation method, "determining, by the indoor unit, the electric quantity of the outdoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the on-off state, the operation mode, the number of matches, the capacity requirement, and the operation wind speed of the internal fan" specifically includes calculating, by the indoor unit, the electric quantity of the outdoor unit according to the following formula:
Figure BDA0003293654710000041
wherein, WStall for outworkApportioning the electric quantity of the outdoor unit to the indoor units, K1Is the coefficient of the open/close state of the indoor unit, M1Is the coefficient of the operating mode of the indoor unit, P1Is the number of the indoor units, F1Is the inner part of the indoor unitOperating wind speed of the fan, S1W is the total power of the multi-split air conditioning system, W is the capacity requirement of the indoor unitInner iAnd n is the total number of the indoor units.
Under the condition of adopting the technical scheme, the multi-split air conditioning system comprises an outdoor unit and a plurality of indoor units connected with the outdoor unit, and the electric quantity sharing method comprises the following steps: acquiring the electric heating power consumption and the internal fan power consumption of the indoor unit; calculating the sum of the electric heating power consumption and the power consumption of the internal fan of the indoor unit, namely the power of the indoor unit; acquiring the total power of the multi-split air conditioning system; acquiring the opening and closing state, the running mode, the matching number and the capacity requirement of the indoor unit; and determining the shared electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit. Based on the determination mode, the electric quantity allocation method can accurately determine the actual energy consumption to be allocated to each indoor unit, so that the rationality of charging is effectively guaranteed, and the user experience is effectively improved.
Drawings
Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:
fig. 1 is a flowchart illustrating the detailed steps of a first preferred embodiment of the power apportionment method of the present invention;
fig. 2 is a flowchart illustrating the detailed steps of a second preferred embodiment of the power apportionment method of the present invention.
Detailed Description
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. And can be adjusted as needed by those skilled in the art to suit particular applications.
It should be noted that in the description of the preferred embodiment, the terms of direction or positional relationship indicated by the terms "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In addition, in the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" is to be understood broadly, and may be, for example, directly connected, indirectly connected through an intermediate, or communicating between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. Although the steps of the control method of the present invention are described herein in a particular order, the order is not limiting and those skilled in the art can perform the steps in a different order without departing from the basic principles of the invention.
The multi-split air conditioning unit comprises an outdoor unit and a plurality of indoor units connected with the outdoor unit through a refrigerant circulation loop, wherein an indoor coil and an indoor fan are arranged in each indoor unit so as to exchange heat with an indoor environment; the outdoor unit is internally provided with an outdoor coil pipe, an outdoor fan, an electronic expansion valve and a plurality of variable frequency compressors, and a refrigerant continuously circulates between the indoor coil pipe and the outdoor coil pipe through the refrigerant circulation loop to realize heat exchange. It should be noted that, the present invention does not limit the specific structure of the multi-split air conditioning unit, and technicians may set the specific number of the indoor units and the specific types of the heat exchange elements according to actual needs.
In addition, the multi-split air conditioning unit further comprises a controller, and the controller can acquire the operation condition of each indoor unit. It can be understood by those skilled in the art that the present invention does not limit the specific structure and type of the controller, and the controller may be the original controller of the multi-split air conditioning unit, or may be a controller separately configured to perform the power sharing method of the present invention, and a technician may set the structure and type of the controller according to actual use requirements.
Referring first to fig. 1, a flowchart of the detailed steps of a first preferred embodiment of the electric quantity apportionment method of the present invention is shown. As shown in fig. 1, the first preferred embodiment of the electric quantity apportionment method of the present invention specifically includes the following steps:
s101: acquiring the electric heating power consumption and the internal fan power consumption of the indoor unit;
s102: calculating the sum of the electric heating power consumption of the indoor unit and the power consumption of the internal fan, namely the power of the indoor unit;
s103: acquiring the total power of the multi-split air conditioning system;
s104: acquiring the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit;
s105: firstly, determining the electric quantity of the outdoor unit allocated by the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit;
s106: and calculating the sum of the power of the indoor unit and the electric quantity of the indoor unit sharing outdoor unit, namely the sharing electric quantity of the indoor unit.
Specifically, in step S101, the controller may obtain electric heating power consumption and internal fan power consumption of the indoor unit; of course, the present invention does not limit the specific obtaining method, and the technician can set the method according to the actual use requirement.
As a preferred acquisition mode, the electric heating power consumption of the indoor unit is calculated by the following formula:
Wheat generation＝KD1D1
Wherein, WHeat generationFor the electric heating power consumption, KD, of the indoor unit1Is the coefficient of the open and closed states of the electric heating means of the indoor unit, D1Is the power of the electric heating device of the indoor unit.
Coefficient KD of open/close state of electric heating device of the indoor unit1When the electric heating device is started, the value is 1, and when the electric heating device is closed, the value is 0; power D of electric heater of indoor unit1Can be entered into the controller by a technician in advance. Of course, it should be noted that the invention does not limit the specific type and location of the electric heating device, and the skilled person can set the electric heating device according to the actual use requirement.
As a preferred obtaining manner, the power consumption of the internal fan of the indoor unit is calculated by the following formula:
Wwind power＝K1WF1
Wherein, WWind powerFor the power consumption of the inner fan of the indoor unit, K1Is the coefficient of the open/close state of the indoor unit, WF1Is the power of the inner fan of the indoor unit.
Coefficient of open/close state of the indoor unit1When the indoor unit is started, the value is 1, and when the indoor unit is closed, the value is 0; power WF of inner fan of indoor unit1Can be entered into the controller by a technician in advance. Of course, it should be noted that the present invention does not limit the specific type and the setting position of the inner blower, and the technician can set the inner blower according to the actual use requirement.
Next, in step S102, the sum of the electric heating power consumption and the power consumption of the internal fan of the indoor unit is calculated, that is, the power of the indoor unit.
Further, in step S103, the controller may obtain the total power of the multi-split air conditioning system, that is, the total power consumption of the multi-split air conditioning system, which may be obtained by setting a separate electric meter, or may be obtained in other manners.
In addition, in step S104, the controller can further acquire an open/close state, an operation mode, a number of matches, and a capacity requirement of the indoor unit. Of course, it should be noted that the present invention does not limit any operation mode and specific type set by the indoor unit, and technicians can set the operation mode according to actual use requirements.
Further, in step S105, the controller may determine that the indoor unit distributes the electric quantity of the outdoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the on-off state, the operation mode, the number of matches, and the capacity requirement of the indoor unit. It should be noted that this determination method is not limiting, and the technician can set it according to the actual use requirement.
As a preferred setting mode, the step of determining that the indoor unit allocates the electric quantity of the outdoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the on-off state, the operation mode, the number of matches and the capacity requirement of the indoor unit includes specifically calculating the electric quantity of the outdoor unit allocated by the indoor unit according to the following formula:
Figure BDA0003293654710000071
wherein, WStall for outworkApportioning the electric quantity of the outdoor unit to the indoor units, K1Is the coefficient of the open/close state of the indoor unit, M1Is the coefficient of the operating mode of the indoor unit, P1Is the number of the indoor units, S1W is the total power of the multi-split air conditioning system, W is the capacity requirement of the indoor unitInner iAnd n is the total number of the indoor units.
Coefficient of operation mode M for the indoor unit1In a preferred embodiment, the indoor unit is configured to have a cooling mode, a heating mode, a dehumidification mode, an air blowing mode, and an automatic mode, and the operation mode coefficient M corresponding to the cooling mode11, the heating mode corresponds to an operation mode coefficient M11, the operation mode coefficient M corresponding to the dehumidification mode11, the operation mode coefficient M corresponding to the blowing mode10, the coefficient of the operation mode corresponding to the automatic mode1Is 1.
Number of pieces P for the indoor unit1The controller directly obtains the actual matching number of the indoor unit; it typically includes a variety of specifications of 0.6, 0.8, 1, 1.2, 1.5, 1.7, 2.5, 3, 3.2, 4, 5, 6, 8, 10, 15.
Capacity for the indoor unitRequirement S1The technical personnel can set the flow rate according to the actual use requirement, and the flow rate is determined according to the flow rate of the refrigerant and is set between 0 and 15.
Finally, in step S106, the controller can calculate the sum of the power of the indoor unit and the electric quantity of the outdoor unit shared by the indoor unit, that is, the shared electric quantity of the indoor unit. In summary, the apportioned electric quantity of the indoor unit can be calculated by the following formula:
Figure BDA0003293654710000081
referring next to fig. 2, a flowchart of the specific steps of the second preferred embodiment of the electric quantity apportionment method of the present invention is shown. As shown in fig. 2, the second preferred embodiment of the electric quantity apportionment method of the present invention specifically includes the following steps:
s201: acquiring the electric heating power consumption and the internal fan power consumption of the indoor unit;
s202: calculating the sum of the electric heating power consumption of the indoor unit and the power consumption of the internal fan, namely the power of the indoor unit;
s203: acquiring the total power of the multi-split air conditioning system;
s204: acquiring the opening and closing state, the operation mode, the matching number, the capacity requirement and the operation wind speed of an inner fan of the indoor unit;
s205: firstly, determining the electric quantity of the outdoor unit apportioned by the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the matching number, the capacity requirement and the operation wind speed of the inner fan of the indoor unit;
s206: and calculating the sum of the power of the indoor unit and the electric quantity of the indoor unit sharing outdoor unit, namely the sharing electric quantity of the indoor unit.
Specifically, in step S201, the controller may obtain electric heating power consumption and internal fan power consumption of the indoor unit; of course, the present invention does not limit the specific obtaining method, and the technician can set the method according to the actual use requirement.
As a preferred acquisition mode, the electric heating power consumption of the indoor unit is calculated by the following formula:
Wheat generation＝KD1D1
Wherein, WHeat generationFor the electric heating power consumption, KD, of the indoor unit1Is the coefficient of the open and closed states of the electric heating means of the indoor unit, D1Is the power of the electric heating device of the indoor unit.
Coefficient KD of open/close state of electric heating device of the indoor unit1When the electric heating device is started, the value is 1, and when the electric heating device is closed, the value is 0; power D of electric heater of indoor unit1Can be entered into the controller by a technician in advance. Of course, it should be noted that the invention does not limit the specific type and location of the electric heating device, and the skilled person can set the electric heating device according to the actual use requirement.
As a preferred obtaining manner, the power consumption of the internal fan of the indoor unit is calculated by the following formula:
Wwind power＝K1WF1F1
Wherein, WWind powerFor the power consumption of the inner fan of the indoor unit, K1Is the coefficient of the open/close state of the indoor unit, WF1Is the power of the inner fan of the indoor unit, F1The running wind speed of an inner fan of the indoor unit.
Coefficient of open/close state of the indoor unit1When the indoor unit is started, the value is 1, and when the indoor unit is closed, the value is 0; power WF of inner fan of indoor unit1Can be entered into the controller by a technician in advance. Of course, it should be noted that the present invention does not limit the specific type and the setting position of the inner blower, and the technician can set the inner blower according to the actual use requirement.
For the running wind speed F of the inner fan of the indoor unit1For example, the indoor unit is provided with three wind speeds of low wind, medium wind and high wind, which is not a restrictive setting manner, and technicians can set the number of levels and specific values of the wind speeds according to actual use requirementsAs a preferred example, the operating wind speed F corresponds to low wind1Set to 0.87, wind speed F1Set to 0.95, the operating wind speed F corresponding to the high wind1Is set to 1.
Next, in step S202, the sum of the electric heating power consumption and the power consumption of the internal fan of the indoor unit is calculated, that is, the power of the indoor unit.
Further, in step S203, the controller may obtain the total power of the multi-split air conditioning system, that is, the total power consumption of the multi-split air conditioning system, which may be obtained by setting a separate electric meter, or may be obtained in other manners.
In addition, in step S204, the controller can further obtain an open/close state, an operation mode, a matching number, a capacity requirement, and an operation wind speed of the inner fan of the indoor unit. Of course, it should be noted that the present invention does not limit any operation mode and specific type set by the indoor unit, and technicians can set the operation mode according to actual use requirements.
Further, in step S205, the controller may determine that the indoor unit distributes the electric quantity of the outdoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the on-off state, the operation mode, the number of matches, the capacity requirement, and the operation wind speed of the internal fan. It should be noted that this determination method is not limiting, and the technician can set it according to the actual use requirement.
As a preferred setting mode, the step of determining that the indoor unit allocates the electric quantity of the outdoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the on-off state, the operation mode, the number of pieces, the capacity requirement and the operation wind speed of the inner fan of the indoor unit includes specifically calculating the electric quantity of the outdoor unit allocated by the indoor unit according to the following formula:
Figure BDA0003293654710000101
wherein, WStall for outworkApportioning the electric quantity of the outdoor unit to the indoor units, K1Is the coefficient of the open/close state of the indoor unit, M1Is the coefficient of the operating mode of the indoor unit, P1Is the number of the indoor units, F1Is the running wind speed of the inner fan of the indoor unit, S1W is the total power of the multi-split air conditioning system, W is the capacity requirement of the indoor unitInner iAnd n is the total number of the indoor units.
Coefficient of operation mode M for the indoor unit1In a preferred embodiment, the indoor unit is configured to have a cooling mode, a heating mode, a dehumidification mode, an air blowing mode, and an automatic mode, and the operation mode coefficient M corresponding to the cooling mode11, the heating mode corresponds to an operation mode coefficient M11, the operation mode coefficient M corresponding to the dehumidification mode11, the operation mode coefficient M corresponding to the blowing mode10, the coefficient of the operation mode corresponding to the automatic mode1Is 1.
Number of pieces P for the indoor unit1The controller directly obtains the actual matching number of the indoor unit; it typically includes a variety of specifications of 0.6, 0.8, 1, 1.2, 1.5, 1.7, 2.5, 3, 3.2, 4, 5, 6, 8, 10, 15.
Capacity requirement S for the indoor unit1The technical personnel can set the flow rate according to the actual use requirement, and the flow rate is determined according to the flow rate of the refrigerant and is set between 0 and 15.
Finally, in step S206, the controller can calculate the sum of the power of the indoor unit and the electric quantity of the outdoor unit shared by the indoor unit, that is, the shared electric quantity of the indoor unit. In summary, the apportioned electric quantity of the indoor unit can be calculated by the following formula:
Figure BDA0003293654710000111
in addition, in order to further improve user experience, in the multi-split air conditioning system, each set of unit is provided with a charging gateway, the gateway is mainly responsible for communication between an upper computer system and a terminal, electric quantity shared by each indoor unit is generated based on the above mode, and an electric charge report is correspondingly generated so as to be matched with a BMS system to manage the electric consumption and the electric charge information of each indoor unit and feed back the electric charge information to a user in a report mode.
Based on the distribution mode, the method can comprehensively consider various factors so as to control the error rate to be 0.1-0.3% in multiple experiments and tests, and has high calculation precision; different value-taking methods are used for the indoor unit under different working conditions, the indoor unit can work correspondingly under various conditions, and the application range is wide; and need not artifical interference in the computational process, only rely on the cooperation of gateway and host computer can send the charges of electricity statement to user's hand, still have the advantage that the installation is simple, the investment is little, the work load is little earlier.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.

Claims (10)

1. The electric quantity sharing method of the multi-split air-conditioning system is characterized by comprising the following steps of:
acquiring the electric heating power consumption and the internal fan power consumption of the indoor unit;
calculating the sum of the electric heating power consumption and the power consumption of the internal fan of the indoor unit, namely the power of the indoor unit;
acquiring the total power of the multi-split air conditioning system;
acquiring the opening and closing state, the running mode, the matching number and the capacity requirement of the indoor unit;
and determining the shared electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit.
2. The electric quantity sharing method according to claim 1, wherein the electric heating power consumption of the indoor unit is calculated by the following formula:
Wheat generation＝KD1D1
Wherein, WHeat generationFor the electric heating power consumption, KD, of the indoor unit1Is the coefficient of the open and closed states of the electric heating means of the indoor unit, D1Is the power of the electric heating device of the indoor unit.
3. The electric quantity sharing method according to claim 2, wherein the power consumption of the internal fan of the indoor unit is calculated by the following formula:
Wwind power＝K1WF1
Wherein, WWind powerFor the power consumption of the inner fan of the indoor unit, K1Is the coefficient of the open/close state of the indoor unit, WF1Is the power of the inner fan of the indoor unit.
4. The electric quantity sharing method according to claim 1, wherein the step of determining the shared electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the on-off state, the operation mode, the number of the indoor units and the capacity requirement of the indoor unit specifically comprises:
firstly, determining the electric quantity of the outdoor unit allocated by the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit;
and calculating the sum of the power of the indoor unit and the electric quantity of the outdoor unit shared by the indoor unit, namely the shared electric quantity of the indoor unit.
5. The method according to claim 4, wherein the step of determining that the indoor unit allocates the electric quantity of the outdoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the on-off state, the operation mode, the number of the indoor units, and the capacity requirement of the indoor unit specifically includes calculating that the indoor unit allocates the electric quantity of the outdoor unit according to the following formula:
Figure FDA0003293654700000021
wherein, WStall for outworkApportioning the electric quantity of the outdoor unit to the indoor units, K1Is the coefficient of the open/close state of the indoor unit, M1Is the coefficient of the operating mode of the indoor unit, P1Is the number of the indoor units, S1W is the total power of the multi-split air conditioning system, W is the capacity requirement of the indoor unitInner iAnd n is the total number of the indoor units.
6. The method of claim 1, further comprising:
acquiring the running wind speed of an inner fan of the indoor unit;
the step of determining the shared electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the opening and closing state, the operation mode, the matching number and the capacity requirement of the indoor unit specifically comprises the following steps of:
and determining the shared electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the matching number, the capacity requirement and the operation wind speed of an inner fan of the indoor unit.
7. The electric quantity sharing method according to claim 6, wherein the electric heating power consumption of the indoor unit is calculated by the following formula:
Wheat generation＝KD1D1
Wherein, WHeat generationFor the electric heating power consumption, KD, of the indoor unit1Is the coefficient of the open and closed states of the electric heating means of the indoor unit, D1Is the power of the electric heating device of the indoor unit.
8. The electric quantity sharing method according to claim 7, wherein the power consumption of the inner fan of the indoor unit is calculated by the following formula:
Wwind power＝K1WF1F1
Wherein, WWind powerFor the power consumption of the inner fan of the indoor unit, K1Is the coefficient of the open/close state of the indoor unit, WF1Is the power of the inner fan of the indoor unit, F1The running wind speed of an inner fan of the indoor unit.
9. The electric quantity sharing method according to claim 6, wherein the step of determining the shared electric quantity of the indoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the on-off state, the operation mode, the number of the indoor units, the capacity requirement and the operation wind speed of the internal fan specifically comprises:
firstly, determining the electric quantity of the outdoor unit allocated by the indoor unit according to the power of the indoor unit, the total power of the multi-split air-conditioning system, the opening and closing state, the operation mode, the number of the indoor units, the capacity requirement and the operation wind speed of an inner fan;
and calculating the sum of the power of the indoor unit and the electric quantity of the outdoor unit shared by the indoor unit, namely the shared electric quantity of the indoor unit.
10. The method according to claim 9, wherein the step of determining that the indoor unit allocates the electric quantity of the outdoor unit according to the power of the indoor unit, the total power of the multi-split air conditioning system, the on-off state, the operation mode, the number of the indoor units, the capacity requirement, and the operation wind speed of the internal fan comprises calculating the electric quantity of the outdoor unit by the indoor unit according to the following formula:
Figure FDA0003293654700000031
wherein, WStall for outworkApportioning the electric quantity of the outdoor unit to the indoor units, K1Is the coefficient of the open/close state of the indoor unit, M1Is the coefficient of the operating mode of the indoor unit, P1Is the number of the indoor units, F1Is the running wind speed of the inner fan of the indoor unit, S1W is the total power of the multi-split air conditioning system, W is the capacity requirement of the indoor unitInner iAnd n is the total number of the indoor units.
CN202111171927.8A 2021-10-08 2021-10-08 Electric quantity sharing method of multi-split air conditioning system Pending CN113945000A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202111171927.8A CN113945000A (en) 2021-10-08 2021-10-08 Electric quantity sharing method of multi-split air conditioning system
PCT/CN2022/098782 WO2023056757A1 (en) 2021-10-08 2022-06-15 Electric quantity allocation method for multi-split air conditioning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111171927.8A CN113945000A (en) 2021-10-08 2021-10-08 Electric quantity sharing method of multi-split air conditioning system

Publications (1)

Publication Number Publication Date
CN113945000A true CN113945000A (en) 2022-01-18

Family

ID=79329278

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111171927.8A Pending CN113945000A (en) 2021-10-08 2021-10-08 Electric quantity sharing method of multi-split air conditioning system

Country Status (2)

Country Link
CN (1) CN113945000A (en)
WO (1) WO2023056757A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114484757A (en) * 2022-01-28 2022-05-13 青岛海尔空调电子有限公司 Power consumption charge acquisition method, system, device and medium for indoor unit
CN115854495A (en) * 2022-11-30 2023-03-28 深圳供电局有限公司 Air conditioner electric quantity determining method and device, computer equipment and storage medium
WO2023056757A1 (en) * 2021-10-08 2023-04-13 青岛海尔空调电子有限公司 Electric quantity allocation method for multi-split air conditioning system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101025370A (en) * 2006-02-23 2007-08-29 珠海格力电器股份有限公司 Central air-conditioner individual metering method and system
KR20080040454A (en) * 2006-11-03 2008-05-08 삼성전자주식회사 Apparatus for controlling demand power of system air-conditioner and method thereof
CN106771566A (en) * 2016-12-09 2017-05-31 珠海格力电器股份有限公司 Household-based charging method for multiple online air conditioners, device and system
CN112443936A (en) * 2019-08-27 2021-03-05 青岛海尔空调电子有限公司 Electric quantity sharing method of multi-split central air conditioner

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102778007B (en) * 2012-08-16 2014-11-05 广东志高暖通设备股份有限公司 Electricity quantity distributing method of frequency conversion multi-connected central air-conditioning machine set
JP6419495B2 (en) * 2014-09-09 2018-11-07 株式会社日立製作所 Demand control system and demand control method
CN105720487B (en) * 2016-03-24 2018-06-08 广东美的暖通设备有限公司 Distribution box and distribution system
CN106839313B (en) * 2017-02-05 2019-08-27 广东美的暖通设备有限公司 The communication means and device of multi-online air-conditioning system
CN113945000A (en) * 2021-10-08 2022-01-18 青岛海享智科技有限公司 Electric quantity sharing method of multi-split air conditioning system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101025370A (en) * 2006-02-23 2007-08-29 珠海格力电器股份有限公司 Central air-conditioner individual metering method and system
KR20080040454A (en) * 2006-11-03 2008-05-08 삼성전자주식회사 Apparatus for controlling demand power of system air-conditioner and method thereof
CN106771566A (en) * 2016-12-09 2017-05-31 珠海格力电器股份有限公司 Household-based charging method for multiple online air conditioners, device and system
CN112443936A (en) * 2019-08-27 2021-03-05 青岛海尔空调电子有限公司 Electric quantity sharing method of multi-split central air conditioner

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023056757A1 (en) * 2021-10-08 2023-04-13 青岛海尔空调电子有限公司 Electric quantity allocation method for multi-split air conditioning system
CN114484757A (en) * 2022-01-28 2022-05-13 青岛海尔空调电子有限公司 Power consumption charge acquisition method, system, device and medium for indoor unit
CN115854495A (en) * 2022-11-30 2023-03-28 深圳供电局有限公司 Air conditioner electric quantity determining method and device, computer equipment and storage medium

Also Published As

Publication number Publication date
WO2023056757A1 (en) 2023-04-13

Similar Documents

Publication Publication Date Title
CN113945000A (en) Electric quantity sharing method of multi-split air conditioning system
KR100550556B1 (en) Air conditioner's central controlling system and its operating method
CN101231018B (en) System and method for controlling demand of multi-air-conditioner
CN103912957B (en) Air conditioning unit control method, control device and air conditioning unit
CN104990222B (en) Air conditioning control method and device
US20160238268A1 (en) Air conditioning system and method for controlling same
EP1950507A2 (en) System and method for controlling demand of multi-air-conditioner
EP1950505B1 (en) System for controlling demand of multi-air conditioner
CN103513099B (en) Method and device for air-conditioner power consumption processing
US11041649B2 (en) Air-conditioning control device and air-conditioning control method
EP1437558A1 (en) Method for operating multi-type air conditioner
CN108489011B (en) Operation control method and device, air-conditioning water machine system and storage medium
CN101464025B (en) Power distribution system of air conditioning device
JP2011043306A (en) Energy saving air conditioning control system
CN112856714B (en) Refrigerant flow control method and device, electronic equipment and air conditioner
KR20110101369A (en) An air conditioning system and controlling method thereof
CN110793165A (en) Household charging method and system for multi-connected air conditioner
CN111947278A (en) Cooling system and control method thereof
CN113883689A (en) Air conditioning system
CN1712843A (en) Air conditioning system with plural indoor units and its operation
CN111649453A (en) Charging system and charging method for centralized radiation air conditioner
CN112066520B (en) Intelligent building air conditioner charging and intelligent management and control system
JP5062555B2 (en) Energy saving air conditioning control system
JPH08293064A (en) Accounting device for air conditioner
CN115130270A (en) Model selection method and device of hybrid air conditioning system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20220118