CN113917211A - Central air-conditioning charging and distributing system - Google Patents
Central air-conditioning charging and distributing system Download PDFInfo
- Publication number
- CN113917211A CN113917211A CN202111305637.8A CN202111305637A CN113917211A CN 113917211 A CN113917211 A CN 113917211A CN 202111305637 A CN202111305637 A CN 202111305637A CN 113917211 A CN113917211 A CN 113917211A
- Authority
- CN
- China
- Prior art keywords
- base station
- central air
- module
- machine
- card
- 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
Links
- 238000004378 air conditioning Methods 0.000 title claims abstract description 26
- 238000004891 communication Methods 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 13
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 description 12
- 238000004364 calculation method Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000003507 refrigerant Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013479 data entry Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/56—Special tariff meters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K3/00—Thermometers giving results other than momentary value of temperature
- G01K3/08—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a central air-conditioning charging allocation system, which comprises an internal machine card, a central machine card, a charging allocation module and a charging allocation module, wherein the internal machine card is used for detecting the temperature of an air inlet and an air outlet of an internal machine and detecting the electric parameters of the internal machine; the outdoor unit ammeter is used for detecting the electric parameters of the outdoor unit and transmitting the electric parameters to the cloud server; the base station provides communication capability, is in wireless connection with the internal machine card and receives data acquired by the internal machine card; and the cloud server is in wireless connection with the base station and the outer machine electric meter, receives the data provided by the base station and the data provided by the outer machine electric meter, and performs charging sharing of the central air conditioner according to the data provided by the base station and the data provided by the outer machine electric meter. The invention can realize the charge sharing of the central air conditioner and has the advantages of easy realization of the whole system, easy installation and accurate data acquisition.
Description
Technical Field
The invention relates to the technical field of central air conditioners, in particular to a central air conditioner charging sharing system.
Background
The existing central air-conditioning allocation charging mode mainly comprises the following steps: charging according to the area of the shared area, charging according to the starting time or the opening time of the refrigerant valve and the statistics of the wind speed of the coil fan, and directly measuring the actual heat exchange quantity of the refrigerant flow and the temperature difference of the refrigerant entering and exiting the coil fan. In the area charging mode, the user needs to pay for the central air conditioner no matter how much the user uses or even does not use, which is obviously unreasonable. The statistical charging method is relatively fair, but the heat exchange amount actually consumed by the user cannot be fully reflected. Although the metering and charging mode according to direct measurement is fair and reasonable, a flowmeter needs to be installed on the refrigerant inlet and outlet pipeline of each fan coil during construction, the pressure of the refrigerant pipeline is huge, potential safety hazards exist during construction work, the workload is large, and the system cost is high.
Disclosure of Invention
The invention aims to provide a central air-conditioning charging sharing system. The invention can realize the charge sharing of the central air conditioner and has the advantages of easy realization of the whole system, easy installation and accurate data acquisition.
The technical scheme of the invention is as follows: the central air-conditioning charging allocation system comprises an internal machine card, a central machine charging allocation module and a central machine charging allocation module, wherein the internal machine card is used for detecting the temperatures of an air inlet and an air outlet of an internal machine and detecting the electric parameters of the internal machine;
the outdoor unit ammeter is used for detecting the electric parameters of the outdoor unit and transmitting the electric parameters to the cloud server;
the base station provides communication capability, is in wireless connection with the internal machine card and receives data acquired by the internal machine card;
and the cloud server is in wireless connection with the base station and the outer machine electric meter, receives the data provided by the base station and the data provided by the outer machine electric meter, and performs charging sharing of the central air conditioner according to the data provided by the base station and the data provided by the outer machine electric meter.
In the central air-conditioning charging sharing system, the base station is provided with the 4G-LTE module and the LoRa wireless module, and the base station is connected with the cloud server through the 4G-LTE module and is used for data transmission with the cloud server; and the base station is connected with each internal machine card through the LoRa wireless module and is used for transmitting data with the internal machine cards.
In the central air-conditioning charging and sharing system, the base station is further provided with a bluetooth module, and the base station is connected with the mobile phone through the bluetooth module and debugged through the mobile phone.
In the central air-conditioning charging and sharing system, the base station, the external machine ammeter and the internal machine card are all provided with the serial port debugging module, and are connected with the PC terminal through the serial port debugging module for debugging, data inputting and monitoring.
In the central air-conditioning charging sharing system, a repeater is further arranged between the base station and the internal machine card, and the transmission distance between the base station and the internal machine card is prolonged through the repeater.
In the central air-conditioning charging and sharing system, the inner machine card is provided with a temperature sensor and an inner machine electricity meter module; the internal electric quantity meter module comprises a first unidirectional alternating current electric energy metering module, a first relay and a first power supply module; the first single-phase alternating current electric energy metering module is used for collecting electric parameters of an internal unit of the central air conditioner; the first relay is used for controlling the on-off of the current of the internal machine; the first power supply module converts 220V alternating current into 5V direct current to supply power to the internal unit card.
In the central air-conditioning charging and allocating system, the internal machine card is further connected with an infrared controller; sending a control signal to a cloud server by using a small WeChat program or APP, sending the control signal to a base station by the cloud server through a 4G-LTE module, transmitting the control signal to a corresponding central air conditioner internal unit card by using a LoRa wireless module by the base station, transmitting an instruction to an infrared controller by the internal unit card, and transmitting an infrared signal to the central air conditioner internal unit by the infrared controller to realize the control of the internal unit.
In the central air-conditioning charging and sharing system, the external electromechanical meter is communicated with the cloud server through 4G-LTE; a second unidirectional alternating current electric energy metering module, a second relay and a second power supply module are arranged in the outer machine ammeter; the second single-phase alternating current electric energy metering module is used for collecting electric parameters of the central air conditioner external unit; the second relay is used for controlling the current on-off of the external machine; and the second power supply module converts the 220V alternating current into 5V direct current to supply power to the outer machine ammeter.
In the central air-conditioning charging and sharing system, the base station, the outer machine ammeter and the inner machine card are all provided with the indicator lamp module for displaying the working condition.
Compared with the prior art, the method and the device have the advantages that the temperature of the air inlet and the air outlet of the inner machine and the electric parameters of the inner machine are detected by the inner machine card, then the inner machine card is transmitted to the cloud server by the base station, and meanwhile, the electric parameters of the outer machine are monitored by the electric meter of the outer machine motor and transmitted to the cloud service. Therefore, the cloud server can calculate and share the cost of the central air conditioner according to the data transmitted by the internal unit card and the data transmitted by the external unit, and therefore the problem that the traditional charging mode is unreasonable or has large deviation can be solved. The whole system of the invention has simple structure, easy installation, lower cost and easy popularization. In addition, the base station is provided with a Bluetooth mode, the Bluetooth module can be connected with a mobile phone, the base station, the external electric meter and the internal card are provided with serial port debugging modules, and the serial port debugging modules can be connected with the PC terminal and used for field debugging, data entry and monitoring of the PC terminal. According to the invention, a control signal can be sent to the cloud server by using a small WeChat program or APP, the cloud server sends the control signal to the base station through the 4G-LTE module, the base station transmits the control signal to the corresponding central air conditioner internal machine card by using the LoRa wireless module, the internal machine card transmits an instruction to the infrared controller, and the infrared controller transmits an infrared signal to the central air conditioner internal machine, so that the control of the internal machine is realized. The invention is also provided with an indicator light module for displaying the working condition, so that the working condition between the modules can be conveniently observed, and the follow-up inspection and maintenance are convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the structure of a memory card;
fig. 3 is a schematic structural view of an outer machine electricity meter;
FIG. 4 is a schematic diagram of a base station;
FIG. 5 is a schematic flow chart of the operation of the internal machine of the system;
fig. 6 is a schematic diagram of a repeater structure.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.
Example (b): the central air-conditioning charging allocation system, as shown in fig. 1, includes an internal machine card for detecting the temperatures of an air inlet and an air outlet of an internal machine and detecting the electrical parameters of the internal machine; as shown in fig. 2, the internal machine card is provided with a temperature sensor and an internal machine fuel gauge module; the internal electric quantity meter module comprises a first unidirectional alternating current electric energy metering module, a first relay and a first power supply module; the first single-phase alternating current electric energy metering module is used for collecting electric parameters of an internal unit of the central air conditioner; the first relay is used for controlling the on-off of the current of the internal machine; the first power supply module converts 220V alternating current into 5V direct current to supply power to the internal unit card. In this embodiment, the model of the MCU of the internal card is STC8F2K64S4, and package LQFP 32. The temperature sensor module uses two DS18B20 digital temperature sensors to acquire the temperature of the air inlet and the air outlet of the central air conditioner indoor unit. The sensor has the advantages of small volume, low cost, strong anti-interference capability, high precision and convenient wiring. The LoRa wireless module uses an A39_ LoRa-T470A21S1a chip and is set to be in a transparent transmission mode, any module sends data, the modules with the same address and the same channel can receive the data at the same time, the data are sent and obtained, the power consumption is low, various anti-collision mechanisms enable transmission to be stable, and the AES encryption ensures data safety. The first one-way alternating current electric energy metering module adopts an IM1281B single-phase alternating current electric energy metering module, the IM1281B single-phase alternating current electric energy metering module can collect various electric parameters such as voltage, current and power, and the accuracy is high; the indicator light module comprises an internal machine card power indicator light, a relay switch indicator light and a system operation indicator light.
The outdoor unit ammeter is used for detecting the electric parameters of the outdoor unit and transmitting the electric parameters to the cloud server; as shown in fig. 3, the external machine ammeter communicates with the cloud server via 4G-LTE; a second unidirectional alternating current electric energy metering module, a second relay and a second power supply module are arranged in the outer machine ammeter; the second single-phase alternating current electric energy metering module is used for collecting electric parameters of the central air conditioner external unit; the second relay is used for controlling the current on-off of the external machine; and the second power supply module converts the 220V alternating current into 5V direct current to supply power to the outer machine ammeter. The model of the MCU of the external electric meter in this embodiment is STC8F2K64S4, and is packaged by LQFP 32. The 4G-LTE module uses a WH _7S4_ LTE chip, and supports mobile, telecommunication and Unicom 4G high-speed access after a SIM card is inserted.
The base station provides communication capability, is in wireless connection with the internal machine card and receives data acquired by the internal machine card; as shown in fig. 4, a 4G-LTE module and a LoRa wireless module are disposed on the base station, and the base station is connected to the cloud server through the 4G-LTE module and configured to perform data transmission with the cloud server; and the base station is connected with each internal machine card through the LoRa wireless module and is used for transmitting data with the internal machine cards. In this embodiment, the model of the MCU of the base station is STC8F2K64S4, and the LQFP32 package, the chip has low cost, low power consumption, good stability, and the performance meets the system requirements. The LoRa wireless module in the base station is consistent with the internal machine card. The 4G-LTE module in the base station is consistent with the external ammeter and is set to be in an HTTPD mode, in the HTTPD mode, the base station can send request data to the HTTP server, and then the module receives the data from the HTTP server and analyzes the data.
The cloud server can be various clouds including but not limited to Ali cloud, Tencent cloud, Baidu cloud and the like; the cloud server is in wireless connection with the base station and the outer machine electric meter through the 4G-LTE module, receives data provided by the base station and data provided by the outer machine electric meter, and performs charging sharing of the central air conditioner according to the data provided by the base station and the data provided by the outer machine electric meter.
The method for sharing the central air conditioner charging by using the central air conditioner charging sharing system comprises the following steps:
s1, setting temperature sensors at air outlets and air inlets of all internal machines of the central air conditioner, judging that a user starts the central air conditioner when the absolute value of the temperature difference is more than 2 ℃ and the starting current of the internal machines is more than 0.02A, acquiring the temperatures acquired by the temperature sensors at the air outlets and the air inlets of all the internal machines of the central air conditioner once every 5 seconds by utilizing a control circuit board, and determining the absolute value of the temperature difference between the air outlets and the air inlets of the internal machines of the central air conditioner;
s2, adding the absolute values of the temperature differences obtained by each internal unit, that is:
DTi＝∫|T1-T2|dt，T1is the temperature, T, of the air inlet2Is the temperature of the air outlet, t is the temperature;
obtaining the energy consumption integral value of a single internal machine according to the accumulated result, and obtaining the total energy consumption integral value of the internal machines of the central air conditioner according to the energy consumption integral value of each internal machine; the total energy consumption integral value calculation formula of the central air conditioner indoor unit is as follows:
DTgeneral assembly＝DT1+DT2+······+DTi；
In the formula: DTGeneral assemblyIs the total integrated energy consumption value, DT, of the central air conditioner indoor unitiIs the integral value of the power consumption of the ith internal machine,
s3, acquiring electric energy of an electric meter and auxiliary heating electric energy corresponding to each internal unit within the time period of temperature difference absolute value accumulation, determining the electric energy of the electric meter which is charged according to the electric energy of the electric meter and the auxiliary heating electric energy of each internal unit, obtaining the total electric energy of the electric meter which is charged according to the electric energy of the electric meter which is charged according to each internal unit, and acquiring the total electric energy consumption of the external unit of the central air conditioner within the time period of temperature difference absolute value accumulation; the electric energy of the electric energy meter to be charged of each internal machine is calculated as follows:
when the internal machine turns on the auxiliary heat (the electric energy cost of the electric auxiliary heat is calculated in the indoor conventional electric meter, so the auxiliary heat electric energy needs to be subtracted):
Wi＝Welectric i-WSubsidiary i；
When auxiliary heat is not started (the judgment of auxiliary heat starting is indirectly reflected by the power of an internal machine, the power is lower when the auxiliary heat is not started and is about dozens of watts; the power is about 1kW when the auxiliary heat is started (related to the matching number), and the average power consumption when the auxiliary heat is started is subtracted by the average power consumption when the auxiliary heat is not started):
Wi＝Welectric i；
Wherein, WiFor each internal unit, WElectric iThe electric energy of the electric meter of the ith indoor machine is obtained; wSubsidiary iIs the auxiliary heating electric energy of the ith indoor machine.
The total electricity consumption of the outdoor unit of the central air conditioner is expressed as follows:
EO＝EO1+EO2+······+EOn；
in the formula: EO is total external machine power consumption, EOnThe power consumption of the nth outdoor unit.
And S4, obtaining the electric quantity which is to be shared and charged by each internal unit according to the energy consumption integral value of each internal unit, the total energy consumption integral value of the internal units of the central air conditioner, the total electric energy of the electric meter which is to be charged by the internal units of the central air conditioner and the total electric quantity of the external units of the central air conditioner. The calculation of the power consumption of each internal unit, which is to be shared and charged, is as follows:
in the formula: eiThe amount of power consumption, DT, charged for the ith unitiIs the integral value of energy consumption, DT, of the i-th internal machineGeneral assemblyIs the total integrated energy consumption value, W, of the central air conditioner indoor unitiFor each internal unit, WElectric iThe electricity consumption of the electricity meter of the ith indoor unit is shown, and the EO is the electricity consumption of the total outdoor unit; k is a radical of1And k2Are respectively proportional coefficient, the value range is 30-70%, and k1+k 21 in this example, k is1And k2Are set to 50% respectively.
The invention considers that some air conditioner internal machines need electric heating for heating due to the difference of room positions, and some air conditioners do not start electric auxiliary heating, so that the electric energy consumption of the electric auxiliary heating is removed when the heat exchange quantity is calculated, the calculation result of the heat exchange quantity is determined, meanwhile, the calculation is carried out based on the energy consumption integral value of each internal machine and the proportion of the electric energy of the real electric meter, the sharing circuit of each internal machine is obtained, and the deviation of the calculation result is reduced. Therefore, the invention can comprehensively consider the working condition of the internal machine to carry out accurate apportionment charging, has fair and reasonable metering charging mode, accuracy and small error, can avoid charging deviation, and has simple calculation method, small workload and wide application prospect.
Preferably, the internal machine card is also connected with an infrared controller; as shown in fig. 5, the user sends out control signal for the cloud server through using little letter applet or APP, the cloud server sends control letter to the basic station through 4G-LTE module, the basic station uses the transmission of loRa wireless module to correspond central air conditioning in-line card, in-line card transmission instruction gives infrared controller, infrared controller is to central air conditioning in-line transmission infrared signal, realize the control of in-line, can further set to the mode of supplementing with money in advance simultaneously in little letter applet or APP, how much expense is deducted to how much expense that use on the day promptly, and then can further make things convenient for property management.
Preferably, the base station is further provided with a Bluetooth module, and the base station is connected with a mobile phone through the Bluetooth module and debugged through the mobile phone. In another implementation, serial port debugging modules are arranged on the base station, the external electric meter and the internal card, and are connected with the PC terminal through the serial port debugging modules for debugging, data entry and monitoring. The serial port debugging module uses a CH340G chip, and CH340G is a switching chip of a USB bus, so that a USB is switched into a serial port, and the communication with a PC is facilitated. The serial port debugging module can download a program to the MCU through the PC terminal before the system is installed, so that debugging before installation is facilitated, and subsequent fault finding is facilitated.
Preferably, a repeater is further arranged between the base station and the internal machine card, and the transmission distance between the base station and the internal machine card is prolonged through the repeater. As shown in fig. 6, the repeater also uses the LoRa wireless module for data transmission, and is provided with a serial port debugging module for adjustment before installation; and the power supply module is used for supplying power to the repeater. In this embodiment, the repeater forwards the received data to the set path to the target device, so as to achieve the purpose of extending the transmission distance.
Preferably, the base station, the external electric meter, the internal card and the repeater are all provided with an indicator light module for displaying working conditions. The working conditions between the modules can be conveniently observed through the indicator light module, and subsequent inspection and maintenance are facilitated.
In summary, the present invention utilizes the inner unit card to detect the temperatures of the air inlet and the air outlet of the inner unit and the electrical parameters of the inner unit, and then utilizes the base station to transmit the temperatures to the cloud server, and simultaneously utilizes the outer unit motor electric meter to monitor the electrical parameters of the outer unit and transmit the electrical parameters to the cloud service. Therefore, the cloud server can calculate and share the cost of the central air conditioner according to the data transmitted by the internal unit card and the data transmitted by the external unit, and therefore the problem that the traditional charging mode is unreasonable or has large deviation can be solved. The whole system of the invention has simple structure, easy installation, lower cost and easy popularization.
Claims (9)
1. The central air-conditioning charging apportionment system is characterized in that: the temperature detection device comprises an inner machine card, a temperature detection module and a control module, wherein the inner machine card is used for detecting the temperatures of an air inlet and an air outlet of an inner machine and detecting the electrical parameters of the inner machine;
the outdoor unit ammeter is used for detecting the electric parameters of the outdoor unit and transmitting the electric parameters to the cloud server;
the base station provides communication capability, is in wireless connection with the internal machine card and receives data acquired by the internal machine card;
and the cloud server is in wireless connection with the base station and the outer machine electric meter, receives the data provided by the base station and the data provided by the outer machine electric meter, and performs charging sharing of the central air conditioner according to the data provided by the base station and the data provided by the outer machine electric meter.
2. The central air-conditioning billing and apportioning system according to claim 1, wherein: the base station is provided with a 4G-LTE module and a LoRa wireless module, and is connected with the cloud server through the 4G-LTE module and used for data transmission with the cloud server; and the base station is connected with each internal machine card through the LoRa wireless module and is used for transmitting data with the internal machine cards.
3. The central air-conditioning billing and apportioning system according to claim 2, wherein: the base station is also provided with a Bluetooth module, and the base station is connected with a mobile phone through the Bluetooth module and debugs through the mobile phone.
4. The central air-conditioning billing and apportioning system according to claim 2, wherein: and the base station, the outer machine ammeter and the inner machine card are all provided with serial port debugging modules, and the base station, the outer machine ammeter and the inner machine card are connected with a PC (personal computer) end through the serial port debugging modules and used for debugging, data inputting and monitoring.
5. The central air-conditioning billing and apportioning system according to claim 2, wherein: and a repeater is also arranged between the base station and the inner machine card, and the transmission distance between the base station and the inner machine card is prolonged through the repeater.
6. The central air-conditioning billing and apportioning system according to claim 2, wherein: the inner machine card is provided with a temperature sensor and an inner machine electricity meter module; the internal electric quantity meter module comprises a first unidirectional alternating current electric energy metering module, a first relay and a first power supply module; the first single-phase alternating current electric energy metering module is used for collecting electric parameters of an internal unit of the central air conditioner; the first relay is used for controlling the on-off of the current of the internal machine; the first power supply module converts 220V alternating current into 5V direct current to supply power to the internal unit card.
7. The central air-conditioning billing and apportioning system according to claim 6, wherein: the inner machine card is also connected with an infrared controller; sending a control signal to a cloud server by using a small WeChat program or APP, sending the control signal to a base station by the cloud server through a 4G-LTE module, transmitting the control signal to a corresponding central air conditioner internal unit card by using a LoRa wireless module by the base station, transmitting an instruction to an infrared controller by the internal unit card, and transmitting an infrared signal to the central air conditioner internal unit by the infrared controller to realize the control of the internal unit.
8. The central air-conditioning billing and apportioning system according to claim 1, wherein: the external machine ammeter is communicated with the cloud server through 4G-LTE; a second unidirectional alternating current electric energy metering module, a second relay and a second power supply module are arranged in the outer machine ammeter; the second single-phase alternating current electric energy metering module is used for collecting electric parameters of the central air conditioner external unit; the second relay is used for controlling the current on-off of the external machine; and the second power supply module converts the 220V alternating current into 5V direct current to supply power to the outer machine ammeter.
9. The central air-conditioning billing and apportioning system according to claim 1, wherein: and the base station, the outer machine ammeter and the inner machine card are all provided with indicator lamp modules for displaying working conditions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111305637.8A CN113917211A (en) | 2021-11-05 | 2021-11-05 | Central air-conditioning charging and distributing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111305637.8A CN113917211A (en) | 2021-11-05 | 2021-11-05 | Central air-conditioning charging and distributing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113917211A true CN113917211A (en) | 2022-01-11 |
Family
ID=79245538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111305637.8A Pending CN113917211A (en) | 2021-11-05 | 2021-11-05 | Central air-conditioning charging and distributing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113917211A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115307282A (en) * | 2022-07-20 | 2022-11-08 | 四川虹美智能科技有限公司 | Multi-split electricity sharing system and method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101256086A (en) * | 2008-03-18 | 2008-09-03 | 郑州春泉暖通节能设备有限公司 | Charging method and charging device for fixed air-quantity temperature difference type central air-conditioning |
| CN202870163U (en) * | 2012-06-20 | 2013-04-10 | 珠海格力电器股份有限公司 | Device and system for air-conditioner electricity consumption processing |
| CN106017514A (en) * | 2016-06-14 | 2016-10-12 | 珠海格力电器股份有限公司 | Air conditioning charging system |
| CN205722374U (en) * | 2016-04-27 | 2016-11-23 | 北京农业智能装备技术研究中心 | Greenhouse energy information gathers and transmission system |
| CN207247476U (en) * | 2017-10-11 | 2018-04-17 | 武汉鸿图节能技术有限公司 | The central air-conditioning intelligence system of unmanned operation |
| CN208365759U (en) * | 2018-02-24 | 2019-01-11 | 江苏纳奇机电设备工程有限公司 | It is a kind of can charging central air-conditioning |
| CN109269036A (en) * | 2018-09-14 | 2019-01-25 | 青岛海信日立空调系统有限公司 | The cloud control method and multi-online air-conditioning system of multi-gang air-conditioner |
| CN109373503A (en) * | 2018-10-16 | 2019-02-22 | 珠海格力电器股份有限公司 | A kind of electricity consumption calculation method, device and the central air-conditioning of central air-conditioning |
| CN109389759A (en) * | 2018-12-26 | 2019-02-26 | 广州柏诚智能科技有限公司 | VRV central air conditioner system charge system and its charging method |
| CN110440422A (en) * | 2019-07-03 | 2019-11-12 | 广州大学城投资经营管理有限公司 | Central air conditioner temperature controller Payment control method and its system based on LORA communication |
| CN110906517A (en) * | 2019-10-16 | 2020-03-24 | 华中师范大学 | Central air-conditioning centralized control system |
-
2021
- 2021-11-05 CN CN202111305637.8A patent/CN113917211A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101256086A (en) * | 2008-03-18 | 2008-09-03 | 郑州春泉暖通节能设备有限公司 | Charging method and charging device for fixed air-quantity temperature difference type central air-conditioning |
| CN202870163U (en) * | 2012-06-20 | 2013-04-10 | 珠海格力电器股份有限公司 | Device and system for air-conditioner electricity consumption processing |
| CN205722374U (en) * | 2016-04-27 | 2016-11-23 | 北京农业智能装备技术研究中心 | Greenhouse energy information gathers and transmission system |
| CN106017514A (en) * | 2016-06-14 | 2016-10-12 | 珠海格力电器股份有限公司 | Air conditioning charging system |
| CN207247476U (en) * | 2017-10-11 | 2018-04-17 | 武汉鸿图节能技术有限公司 | The central air-conditioning intelligence system of unmanned operation |
| CN208365759U (en) * | 2018-02-24 | 2019-01-11 | 江苏纳奇机电设备工程有限公司 | It is a kind of can charging central air-conditioning |
| CN109269036A (en) * | 2018-09-14 | 2019-01-25 | 青岛海信日立空调系统有限公司 | The cloud control method and multi-online air-conditioning system of multi-gang air-conditioner |
| CN109373503A (en) * | 2018-10-16 | 2019-02-22 | 珠海格力电器股份有限公司 | A kind of electricity consumption calculation method, device and the central air-conditioning of central air-conditioning |
| CN109389759A (en) * | 2018-12-26 | 2019-02-26 | 广州柏诚智能科技有限公司 | VRV central air conditioner system charge system and its charging method |
| CN110440422A (en) * | 2019-07-03 | 2019-11-12 | 广州大学城投资经营管理有限公司 | Central air conditioner temperature controller Payment control method and its system based on LORA communication |
| CN110906517A (en) * | 2019-10-16 | 2020-03-24 | 华中师范大学 | Central air-conditioning centralized control system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115307282A (en) * | 2022-07-20 | 2022-11-08 | 四川虹美智能科技有限公司 | Multi-split electricity sharing system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109373503B (en) | Electricity consumption calculation method and device for central air conditioner and central air conditioner | |
| CN102175901A (en) | Energy consumption division method of multi-connected central air conditioning system and household charging system | |
| CN102419223B (en) | Flow temperature difference proportional cold energy distribution system and method | |
| KR20080112692A (en) | Remote meter-reading system | |
| CN110440422B (en) | LORA communication-based central air-conditioning temperature controller cost control method and system | |
| CN204494705U (en) | Air-conditioning energy consumption detection system | |
| CN201993407U (en) | Energy consumption individually charging system of multiple online central air-conditioning system | |
| CN113917211A (en) | Central air-conditioning charging and distributing system | |
| CN106197590A (en) | A kind of electromotor amount of fuel wireless supervisory control system driven by the engine and method | |
| CN102359794A (en) | Charging method and system for multi-connected central air conditioner external units | |
| CN206178035U (en) | Electric quantity gauge system based on sharing basic station | |
| CN211206660U (en) | Online comprehensive diagnosis integrated device for open cooling tower | |
| CN111121240A (en) | Air conditioner control system, method and device | |
| CN205751039U (en) | A kind of household cost allocation system of air-conditioning | |
| CN216384523U (en) | Indoor unit data acquisition device of central air conditioner | |
| CN209013419U (en) | Portable air-conditioning system energy efficiency monitor | |
| CN210051387U (en) | NB-IoT gas meter with temperature detection function | |
| CN203984446U (en) | The interchangeability testing apparatus of a kind of power information acquisition terminal local communication unit | |
| CN217957102U (en) | Data transmission system | |
| KR20130047828A (en) | Smart home distributing panel | |
| CN220884120U (en) | Alternating-current electric automobile fills electric pile controlling means based on Lora networking technology | |
| CN207232229U (en) | A kind of low cost one drags machine Split Charging system in more central air-conditioning | |
| CN205827528U (en) | A kind of Electrical Well well electricity double-cotrolled type intelligent watering controls device | |
| CN113983652A (en) | Energy-saving consumption-reducing central air conditioner management method and system | |
| CN114046597A (en) | Central air conditioning's interior machine data collection station |
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 |