CN109389759A - VRV central air conditioner system charge system and its charging method - Google Patents
VRV central air conditioner system charge system and its charging method Download PDFInfo
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- CN109389759A CN109389759A CN201811602323.2A CN201811602323A CN109389759A CN 109389759 A CN109389759 A CN 109389759A CN 201811602323 A CN201811602323 A CN 201811602323A CN 109389759 A CN109389759 A CN 109389759A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000005611 electricity Effects 0.000 claims description 48
- 238000010438 heat treatment Methods 0.000 claims description 22
- 238000005057 refrigeration Methods 0.000 claims description 19
- 230000004069 differentiation Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000004378 air conditioning Methods 0.000 abstract description 13
- 239000003507 refrigerant Substances 0.000 description 4
- 238000007664 blowing Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/001—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for gas
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/06—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with means for prepaying basic charges, e.g. rent for meters
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/12—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity in which metering is on a time basis
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of VRV central air conditioner system charge system and its charging methods, VRV central air conditioner system charge system, including power supply, ammeter, outdoor unit, indoor unit, metering module, supply air temperature acquisition elements, room temperature acquisition elements, billing terminal, manager, outdoor unit is electrically connected by ammeter and power supply, indoor unit is electrically connected by metering module and power supply, supply air temperature acquisition elements, room temperature acquisition elements are electrically connected with metering module respectively, the ammeter, metering module passes through manager respectively and connect with billing terminal signal.The VRV central air conditioner system charge system passes through acquisition supply air temperature, the operating mode of room temperature automatic identification indoor unit, obtain the real-time air-conditioning service condition of user, then estate management is charged further according to the real-time air-conditioning service condition of user, realizes fair charge.
Description
Technical field
The present invention relates to field of air conditioning more particularly to a kind of VRV central air conditioner system charge systems and its charging method.
Background technique
VRV (Variable Refrigerant Volume) air-conditioning system is variable refrigerant volume multi-connected air conditioner system
System is met indoor hot and cold in due course by controlling the circulating mass of refrigerant of compressor and entering the room the refrigerant flow of heat exchanger
The direct-evaporation-type refrigeration system of burden requirement.
Its form of VRV central air conditioner system is one group of outdoor unit, by function machine and constant speed machine, frequency converter sets at.By simultaneously
Join outdoor machine system, the suitable capacity of indoor unit is selected, i.e., one drags multimode (outdoor unit, multiple interiors
Machine), also known as multi-connected machine.
Existing VRV Central Air Conditioning Billing System charging mainly using by area pattern charge, due to cannot according to user reality
When air-conditioning service condition charge, cause user without actively energy saving behavior, cause with the unjust phenomenon that can waste and charge.
Summary of the invention
The purpose of the present invention is to provide a kind of VRV central air conditioner system charge system and its charging method, the centers the VRV
It is real to obtain user by acquisition supply air temperature, the operating mode of room temperature automatic identification indoor unit for air-conditioning system charge system
When air-conditioning service condition, then estate management is charged further according to the real-time air-conditioning service condition of user, realizes fair charge.
Its technical solution is as follows:
VRV central air conditioner system charge system, including power supply, ammeter, outdoor unit, indoor unit, metering module, air-supply
Temperature acquisition element, room temperature acquisition elements, billing terminal, manager, outdoor unit are electrically connected by ammeter with power supply
It connects, indoor unit is electrically connected by metering module and power supply, supply air temperature acquisition elements, room temperature acquisition elements difference
It is electrically connected with metering module, the ammeter, metering module pass through manager respectively and connect with billing terminal signal.
The metering module includes transformer, current transformer, microprocessor, telecommunication circuit, and the transformer, electric current are mutual
The current input terminal of sensor is electrically connected with power supply respectively, the current output terminal of the indoor unit and the current transformer
Be electrically connected, the current output terminal of the transformer, current transformer power supply signal output end respectively with the microprocessor
Connection, the microprocessor are connect by the telecommunication circuit with the manager signal.
The metering module further includes voltage regulator circuit, and the current output terminal of the transformer passes through the voltage regulator circuit and institute
State microprocessor electric connection.
The metering module further includes the first temperature measuring circuit, and the supply air temperature acquisition elements pass through first temperature
Microprocessor described in measuring circuit is spent to be electrically connected.
The metering module further includes second temperature measuring circuit, and the room temperature acquisition elements pass through second temperature
Microprocessor described in measuring circuit is spent to be electrically connected.
The metering module further includes relay, and the indoor unit passes through the electricity of the relay and the current transformer
It flows output end to be electrically connected, the relay is connect with the microprocessor signals.
The charging method of VRV central air conditioner system charge system, comprising the following steps:
Manager and metering module establish connection；
Metering module is by supply air temperature acquisition elements, room temperature acquisition elements to indoor unit supply air temperature and room temperature
Degree is acquired respectively, judges indoor unit operating mode by supply air temperature and room temperature, so that current operation mode is obtained,
And it is uploaded to manager storage；
Metering module detects the electricity consumption electric current of current indoor machine blower by current transformer, is worked as according to the judgement of electricity consumption electric current
Gear locating for preceding indoor unit blower obtains work at present gear, and is uploaded to manager storage；Wherein operation range includes height
Shelves gear, middle-grade gear, low-grade gear；
The gear air quantity equivalent coefficient of different operating gear, operating mode is set；
The working time of work at present gear is counted under current operation mode, and according to gear air quantity equivalent system
Number is converted into equivalent time, to obtain equivalent time, and upload manager stores；
Outdoor unit is acquired by ammeter and runs electricity consumption, obtains outdoor unit electricity consumption, and upload manager stores；
Billing terminal uses equivalent and outdoor unit electricity consumption by network access manager acquisition indoor unit metering module
Data, metering module is weighted using equivalent by outdoor unit electricity consumption expense and is divided；Building manager is according to certainly
Body demand selects charging mode to carry out charging, to obtain the cost of use of indoor unit；Wherein, the use equivalent packet of metering module
Include indoor unit current operation mode, indoor unit work at present gear, equivalent time.
The operating mode includes refrigeration mode, heating mode, air supply pattern, the judgement indoor unit operating mode, packet
Include following steps:
Temperature limit parameter is set；
Room temperature, supply air temperature are acquired respectively by supply air temperature acquisition elements, room temperature acquisition elements；
If room temperature be greater than supply air temperature, and the difference of the two be greater than temperature limit parameter when, that is, be judged to freezing
Mode；
If supply air temperature be greater than room temperature, and the difference of the two be greater than temperature limit parameter when, that is, be judged to heating
Mode；
If the absolute value of room temperature and supply air temperature is less than or equal to temperature limit parameter, that is, it is determined as mould of blowing
Formula.
The charging mode point, which includes, distinguishes operating mode charge method, the full operating mode charge method of indoor unit；
The cost of use of charge method is equal to indoor mechanism cold expense under the differentiation operating mode and indoor unit heating takes
And；Wherein, when the indoor mechanism cold expense is equal to outdoor unit refrigeration electricity consumption, electricity consumption unit price, indoor mechanism cold equivalent
Between three product divided by the sum of all indoor mechanism cold equivalent time；The indoor unit heating expense is equal to outdoor unit heating and uses
Electricity, electricity consumption unit price, indoor unit heat the product of equivalent time three divided by the sum of all indoor units heating equivalent time；
The cost of use of the full operating mode charge method of indoor unit is equal to outdoor unit electricity consumption, electricity consumption unit price, interior
The product of the full operating mode equivalent time three of machine is divided by the sum of full operating mode equivalent time of all indoor units.
The billing terminal is monitored the payment situation of air conditioner user, billing terminal when monitoring subscriber arrearage,
Billing terminal issues control instruction by the manager and passes through control when metering module receives cutting instruction to metering module
Relay coil processed opens contact, realizes to indoor unit power supply rupturing operation, to realize arrearage disabling function.
Advantages of the present invention or principle are illustrated below:
1, this VRV central air conditioner system charge system include power supply, ammeter, outdoor unit, indoor unit, metering module,
Supply air temperature acquisition elements, room temperature acquisition elements, billing terminal, manager, metering module provide temperature limit parameter and set
It sets, temperature limit parameter setting can also be in manager remotely modifying, supply air temperature acquisition elements, room temperature acquisition elements difference
Using NTC thermistor, indoor unit supply air temperature and room are acquired respectively with supply air temperature acquisition elements, room temperature acquisition elements
Between temperature；When room temperature is greater than supply air temperature, and the difference of the two is greater than temperature limit parameter, that is, it is determined as the mould that freezes
Formula；When supply air temperature is greater than room temperature, and the difference of the two is greater than temperature limit parameter, that is, it is determined as heating mode；
When the absolute value of room temperature and supply air temperature is less than or equal to temperature limit parameter, that is, it is determined as air supply pattern；And pass through
Ammeter acquires the electricity consumption of outdoor unit, and indoor unit of its electricity consumption expense to administration is carried out expense and is divided, is obtained in user room
Machine energy expense；
The VRV central air conditioner system charge system passes through acquisition supply air temperature, the work of room temperature automatic identification indoor unit
Operation mode obtains the real-time air-conditioning service condition of user, and then estate management is received further according to the real-time air-conditioning service condition of user
Take, realizes fair charge.
2, metering module includes transformer, current transformer, microprocessor, telecommunication circuit, and metering module is mutual by electric current
Sensor mode detects indoor unit fan operation gear, and blower is when different stalls are run, by the electricity consumption electric current of detection blower fan, certainly
It is dynamic to judge gear locating for blower, and judging result is passed into microprocessor, microprocessor passes through telecommunication circuit again and is uploaded to management
Device storage；The fixed gear indoor unit of the compatible identification of this method and stepless time adjustment indoor unit.
3, metering module further includes relay, and metering module is realized by relay to indoor unit power supply rupturing operation, real
Machine uses in existing remote control room, reaches arrearage cutting function.
4, the charging method of VRV central air conditioner system charge system, be by independent measure refrigeration mode, heating mode,
The heat exchanger time of high, medium and low each gear under air supply pattern merges indoor unit gear air quantity equivalent coefficient, converts thereof into
Equivalent time, as the foundation that charging divides, building manager selects charging mode to carry out charging according to self-demand, to obtain
The cost of use of indoor unit is taken, realizes fair charge.
Detailed description of the invention
Fig. 1 is the schematic illustration of VRV central air conditioner system charge system of the embodiment of the present invention.
Fig. 2 is the circuit block diagram of VRV central air conditioner system charge system metering module of the embodiment of the present invention.
Description of symbols:
10, power supply, 20, ammeter, 30, outdoor unit, 40, indoor unit, 50, metering module, 51, transformer, 52, electric current
Mutual inductor, 53, microprocessor, 54, telecommunication circuit, 55, voltage regulator circuit, the 56, first temperature measuring circuit, 57, second temperature survey
Measure circuit, 58, relay, 61, supply air temperature acquisition elements, 62, room temperature acquisition elements, 70, billing terminal, 80, management
Device.
Specific embodiment
The embodiment of the present invention is described in detail below.
As shown in Figure 1 to Figure 2, VRV central air conditioner system charge system, including power supply 10, ammeter 20, outdoor unit
30, indoor unit 40, metering module 50, supply air temperature acquisition elements 61, room temperature acquisition elements 62, billing terminal 70, management
Device 80, outdoor unit 30 are electrically connected by ammeter 20 and power supply 10, and indoor unit 40 passes through metering module 50 and power supply
10 are electrically connected, and supply air temperature acquisition elements 61, room temperature acquisition elements 62 are electrically connected with metering module 50 respectively, ammeter
20, metering module 50 is connect by manager 80 with 70 signal of billing terminal respectively.
Wherein, metering module 50 includes transformer 51, current transformer 52, microprocessor 53, telecommunication circuit 54, pressure stabilizing electricity
Road 55, the first temperature measuring circuit 56, second temperature measuring circuit 57, relay 58, the electricity of transformer 51, current transformer 52
It flows input terminal to be electrically connected with power supply 10 respectively, the power supply signal output end and microprocessor 53 of current transformer 52 connect
It connects, microprocessor 53 is connect by telecommunication circuit 54 with 80 signal of manager；The current output terminal of transformer 51 passes through pressure stabilizing electricity
Road 55 and microprocessor 53 are electrically connected；Supply air temperature acquisition elements 61 pass through 56 microprocessor of the first temperature measuring circuit, 53 electricity
Property connection；Room temperature acquisition elements 62 are electrically connected by 57 microprocessor 53 of second temperature measuring circuit；Indoor unit 40 is logical
The current output terminal for crossing relay 58 and current transformer 52 is electrically connected, and relay 58 is connect with 53 signal of microprocessor.
The charging method of VRV central air conditioner system charge system, comprising the following steps:
Manager 80 and metering module 50 establish connection；
Metering module 50 is by supply air temperature acquisition elements 61, room temperature acquisition elements 62 to 40 supply air temperature of indoor unit
It is acquired respectively with room temperature, 40 operating mode of indoor unit is judged by supply air temperature and room temperature, to be worked as
Preceding operating mode, and it is uploaded to the storage of manager 80；
Metering module 50 detects the electricity consumption electric current of 40 blower of current indoor machine by current transformer 52, according to electricity consumption electric current
Judge gear locating for 40 blower of current indoor machine, obtain work at present gear, and is uploaded to the storage of manager 80；Wherein work
Gear includes high-grade gear, middle-grade gear, low-grade gear；
The gear air quantity equivalent coefficient of different operating gear, operating mode is set；
The working time of work at present gear is counted under current operation mode, and according to gear air quantity equivalent system
Number is converted into equivalent time, to obtain equivalent time, and upload manager 80 stores；
Refrigeration equivalent time=refrigeration top grade runing time × top grade air quantity equivalent coefficient+refrigeration middle-grade runing time × in
Shelves air quantity equivalent coefficient+refrigeration underdrive operating time × low grade air quantity equivalent coefficient；
Heating equivalent time=heating top grade runing time × top grade air quantity equivalent coefficient+heating middle-grade runing time × in
Shelves air quantity equivalent coefficient+heating underdrive operating time × low grade air quantity equivalent coefficient；
Air-supply equivalent time=air-supply top grade runing time × top grade air quantity equivalent coefficient+air-supply middle-grade runing time × in
Shelves air quantity equivalent coefficient+air-supply underdrive operating time × low grade air quantity equivalent coefficient；
Full operating mode equivalent time=refrigeration equivalent time+heating equivalent time+air-supply equivalent time；
Outdoor unit 30 is acquired by ammeter 20 and runs electricity consumption, obtains 30 electricity consumption of outdoor unit, and upload manager 80 is deposited
Storage；
Billing terminal 70 uses equivalent and outdoor by acquisition 40 metering module 50 of indoor unit of network access manager 80
The data of 30 electricity consumption of machine are divided being weighted using equivalent for metering module 50 by 30 electricity consumption expense of outdoor unit；Object
Industry manager selects charging mode to carry out charging according to self-demand, to obtain the cost of use of indoor unit 40；Wherein, it measures
Module 50 includes 40 current operation mode of indoor unit, 40 work at present gear of indoor unit, equivalent time using equivalent.
The operating mode includes refrigeration mode, heating mode, air supply pattern, 40 operating mode of judgement indoor unit,
The following steps are included:
Temperature limit parameter is set；
Room temperature, supply air temperature are acquired respectively by supply air temperature acquisition elements 61, room temperature acquisition elements 62；
If room temperature be greater than supply air temperature, and the difference of the two be greater than temperature limit parameter when, that is, be judged to freezing
Mode；
If supply air temperature be greater than room temperature, and the difference of the two be greater than temperature limit parameter when, that is, be judged to heating
Mode；
If the absolute value of room temperature and supply air temperature is less than or equal to temperature limit parameter, that is, it is determined as mould of blowing
Formula.
The charging mode point, which includes, distinguishes operating mode charge method, the full operating mode charge method of indoor unit 40；
The cost of use of charge method is equal to the refrigeration expense of indoor unit 40 under the differentiation operating mode and indoor unit 40 is made
The sum of hot expense；Wherein, the indoor unit 40 freezes expense equal to the refrigeration of outdoor unit 30 electricity consumption, electricity consumption unit price, indoor unit 40
The product of refrigeration equivalent time three is divided by the sum of all indoor units 40 refrigeration equivalent time；Described 40 heating expense of indoor unit etc.
Electricity consumption, electricity consumption unit price, indoor unit 40, which are heated, in outdoor unit 30 heats the product of equivalent time three divided by all indoor units 40
Heat the sum of equivalent time；
The cost of use of the full operating mode charge method of the indoor unit 40 be equal to 30 electricity consumption of outdoor unit, electricity consumption unit price,
The product of the full operating mode equivalent time three of indoor unit 40 is divided by the sum of full operating mode equivalent time of all indoor units 40.
The billing terminal 70 is monitored the payment situation of air conditioner user, and billing terminal 70 is monitoring subscriber arrearage
When, billing terminal 70 issues control instruction to metering module 50 by the manager 80, refers to when metering module 50 receives cutting
When enabling, contact is opened by control 58 coil of relay, is realized to the power supply rupturing operation of indoor unit 40, to realize that arrearage disables
Function.
The present embodiment has the advantages that
1, this VRV central air conditioner system charge system includes power supply 10, ammeter 20, outdoor unit 30, indoor unit 40, meter
Measure module 50, supply air temperature acquisition elements 61, room temperature acquisition elements 62, billing terminal 70, manager 80, metering module 50
Temperature limit parameter setting is provided, temperature limit parameter setting can also be in 80 remotely modifying of manager, supply air temperature acquisition elements
61, NTC thermistor is respectively adopted in room temperature acquisition elements 62, acquires member with supply air temperature acquisition elements 61, room temperature
Part 62 acquires 40 supply air temperature of indoor unit and room temperature respectively；When room temperature is greater than supply air temperature, and the difference of the two
When greater than temperature limit parameter, that is, it is determined as refrigeration mode；When supply air temperature is greater than room temperature, and the difference of the two is greater than
When temperature limit parameter, that is, it is determined as heating mode；When the absolute value of room temperature and supply air temperature is limited less than or equal to temperature
When value parameter, that is, it is determined as air supply pattern；And the electricity consumption of outdoor unit 30 is acquired by ammeter 20, by its electricity consumption expense to pipe
The 40 carry out expense of indoor unit of linchpin divides, and obtains the energy expense of user's indoor unit 40；
The VRV central air conditioner system charge system passes through acquisition supply air temperature, room temperature automatic identification indoor unit 40
Operating mode obtains the real-time air-conditioning service condition of user, and then estate management is carried out further according to the real-time air-conditioning service condition of user
Fair charge is realized in charge.
2, metering module 50 includes transformer 51, current transformer 52, microprocessor 53, telecommunication circuit 54, metering module
50 detect 40 fan operation gear of indoor unit by 52 mode of current transformer, and blower passes through detection when different stalls are run
The electricity consumption electric current of blower judges automatically gear locating for blower, and judging result is passed to microprocessor, and microprocessor passes through logical again
Letter circuit 54 is uploaded to the storage of manager 80；The fixed gear indoor unit 40 of the compatible identification of this method and stepless time adjustment indoor unit
40。
3, metering module 50 further includes relay 58, and metering module 50 is realized to indoor unit 40 by relay 58 for cutting
Disconnected operation realizes that machine 40 uses in remote control room, reaches arrearage cutting function.
4, the charging method of VRV central air conditioner system charge system, be by independent measure refrigeration mode, heating mode,
The heat exchanger time of high, medium and low each gear under air supply pattern merges 40 gear air quantity equivalent coefficient of indoor unit, is converted
At equivalent time, as the foundation that charging divides, building manager selects charging mode to carry out charging according to self-demand, thus
The cost of use of indoor unit 40 is obtained, realizes fair charge.
The above is only specific embodiments of the present invention, are not limited the scope of protection of the present invention with this；Do not violating this hair
Made any replacement and improvement, category protection scope of the present invention on the basis of bright design.
Claims (10)
1.VRV central air conditioner system charge system, which is characterized in that including power supply, ammeter, outdoor unit, indoor unit, metering
Module, supply air temperature acquisition elements, room temperature acquisition elements, billing terminal, manager, outdoor unit pass through ammeter and power supply electricity
Source is electrically connected, and indoor unit is electrically connected by metering module and power supply, supply air temperature acquisition elements, room temperature acquisition
Element is electrically connected with metering module respectively, and the ammeter, metering module pass through manager respectively and connect with billing terminal signal.
2. VRV central air conditioner system charge system as described in claim 1, which is characterized in that the metering module includes becoming
Depressor, current transformer, microprocessor, telecommunication circuit, the transformer, current transformer current input terminal respectively with power supply
Power supply is electrically connected, and the current output terminal of the indoor unit and the current transformer is electrically connected, the electric current of the transformer
Output end, current transformer power supply signal output end connect respectively with the microprocessor, the microprocessor passes through described
Telecommunication circuit is connect with the manager signal.
3. VRV central air conditioner system charge system as described in claim 1, which is characterized in that the metering module further includes
The current output terminal of voltage regulator circuit, the transformer is electrically connected by the voltage regulator circuit and the microprocessor.
4. VRV central air conditioner system charge system as described in claim 1, which is characterized in that the metering module further includes
First temperature measuring circuit, the supply air temperature acquisition elements are electrical by microprocessor described in first temperature measuring circuit
Connection.
5. VRV central air conditioner system charge system as described in claim 1, which is characterized in that the metering module further includes
Second temperature measuring circuit, the room temperature acquisition elements pass through the electrical property of microprocessor described in the second temperature measuring circuit
Connection.
6. the VRV central air conditioner system charge system as described in claim 2 to 5, which is characterized in that the metering module also wraps
Include relay, the indoor unit is electrically connected by the current output terminal of the relay and the current transformer, it is described after
Electric appliance is connect with the microprocessor signals.
The charging method of 7.VRV central air conditioner system charge system, which comprises the following steps:
Manager and metering module establish connection；
Metering module is by supply air temperature acquisition elements, room temperature acquisition elements to indoor unit supply air temperature and room temperature point
It is not acquired, indoor unit operating mode is judged by supply air temperature and room temperature, so that current operation mode is obtained, and on
Reach manager storage；
Metering module detects the electricity consumption electric current of current indoor machine blower by current transformer, works as cup according to the judgement of electricity consumption electric current
Gear locating for interior machine blower obtains work at present gear, and is uploaded to manager storage；Wherein operation range includes high-grade shelves
Position, middle-grade gear, low-grade gear；
The gear air quantity equivalent coefficient of different operating gear, operating mode is set；
The working time of work at present gear is counted under current operation mode, and is turned according to gear air quantity equivalent coefficient
Equivalent time is changed into, to obtain equivalent time, and upload manager stores；
Outdoor unit is acquired by ammeter and runs electricity consumption, obtains outdoor unit electricity consumption, and upload manager stores；
Billing terminal uses equivalent and the number of outdoor unit electricity consumption by network access manager acquisition indoor unit metering module
According to being weighted and divided using equivalent to metering module by outdoor unit electricity consumption expense；Building manager is according to itself need
Selection charging mode is asked to carry out charging, to obtain the cost of use of indoor unit；Wherein, metering module includes room using equivalent
Interior machine current operation mode, indoor unit work at present gear, equivalent time.
8. the charging method of VRV central air conditioner system charge system as claimed in claim 7, which is characterized in that the work
Mode includes refrigeration mode, heating mode, air supply pattern, the judgement indoor unit operating mode, comprising the following steps:
Temperature limit parameter is set；
Room temperature, supply air temperature are acquired respectively by supply air temperature acquisition elements, room temperature acquisition elements；
If room temperature be greater than supply air temperature, and the difference of the two be greater than temperature limit parameter when, that is, be determined as refrigeration mode；
If supply air temperature be greater than room temperature, and the difference of the two be greater than temperature limit parameter when, that is, be determined as heating mode；
If the absolute value of room temperature and supply air temperature is less than or equal to temperature limit parameter, that is, it is determined as air supply pattern.
9. the charging method of VRV central air conditioner system charge system as claimed in claim 8, which is characterized in that the charging
Mode point, which includes, distinguishes operating mode charge method, the full operating mode charge method of indoor unit；
The cost of use of charge method is equal to indoor mechanism cold expense under the differentiation operating mode and indoor unit heats expense
With；Wherein, the indoor mechanism cold expense is equal to outdoor unit refrigeration electricity consumption, electricity consumption unit price, indoor mechanism cold equivalent time three
The product of person is divided by the sum of all indoor mechanism cold equivalent time；The indoor unit heating expense is equal to outdoor unit and heats electricity consumption
Amount, electricity consumption unit price, indoor unit heat the product of equivalent time three divided by the sum of all indoor units heating equivalent time；
It is complete that the cost of use of the full operating mode charge method of indoor unit is equal to outdoor unit electricity consumption, electricity consumption unit price, indoor unit
The product of operating mode equivalent time three is divided by the sum of full operating mode equivalent time of all indoor units.
10. such as the charging method of the described in any item VRV central air conditioner system charge systems of claim 7 to 9, feature exists
In the billing terminal is monitored the payment situation of air conditioner user, and for billing terminal when monitoring subscriber arrearage, charging is whole
End issues control instruction to metering module, when metering module receives cutting instruction, by controlling relay by the manager
Device coil opens contact, realizes to indoor unit power supply rupturing operation, to realize arrearage disabling function.
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| CN201811602323.2A CN109389759A (en) | 2018-12-26 | 2018-12-26 | VRV central air conditioner system charge system and its charging method |
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| CN201811602323.2A CN109389759A (en) | 2018-12-26 | 2018-12-26 | VRV central air conditioner system charge system and its charging method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111951473A (en) * | 2020-06-22 | 2020-11-17 | 北京海林节能科技股份有限公司 | Central air-conditioning system charging method and temperature controller with charging function |
| CN113883682A (en) * | 2021-09-28 | 2022-01-04 | 青岛海尔中央空调有限公司 | Air conditioner charging method and device and computer readable storage medium |
| CN113917211A (en) * | 2021-11-05 | 2022-01-11 | 万合智联(浙江)科技有限公司 | Central air-conditioning charging and distributing system |
| CN114046597A (en) * | 2021-11-15 | 2022-02-15 | 万合智联(浙江)科技有限公司 | Central air conditioning's interior machine data collection station |
| CN114576807A (en) * | 2022-01-25 | 2022-06-03 | 扬州华科智能科技有限公司 | VRV air conditioner prepayment comprehensive charge control system and energy-saving charge control method thereof |
| CN115095957A (en) * | 2022-07-06 | 2022-09-23 | 贵州汇通华城股份有限公司 | Method and system for metering electric quantity of air conditioner under different working conditions |
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| CN115095957A (en) * | 2022-07-06 | 2022-09-23 | 贵州汇通华城股份有限公司 | Method and system for metering electric quantity of air conditioner under different working conditions |
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