CN2577168Y - Air conditioner controller with electronic electricity measure - Google Patents
Air conditioner controller with electronic electricity measure Download PDFInfo
- Publication number
- CN2577168Y CN2577168Y CN 02272823 CN02272823U CN2577168Y CN 2577168 Y CN2577168 Y CN 2577168Y CN 02272823 CN02272823 CN 02272823 CN 02272823 U CN02272823 U CN 02272823U CN 2577168 Y CN2577168 Y CN 2577168Y
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- electric energy
- air
- conditioner controller
- energy metrical
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Abstract
The utility model relates to an air conditioner controller with electronic electricity measure, which comprises an MCU unit, a display unit and a storage unit which are connected with the MCU unit, a voltage sampling return circuit, a current sampling loop and a power supply unit of which the input ends are connected with commercial power input and load, and an electrical energy metering unit of which the input end is connected with the voltage sampling return circuit, the current sampling return circuit and the power supply unit but the output end is connected with the MCU unit. The air conditioner controller with a time-sharing electricity measure provided by the utility model can be used for different types of air conditioners to form an air conditioner with the time-sharing electricity measure and can also be used for the dissipating energy checking of other domestic appliances, such as refrigerators. The utility model can largely facilitate a user to monitor, manage and use the power consumption of the domestic appliance and also provides the true criterion for evaluating the energy conservation case of the air conditioner.
Description
Technical field
The utility model relates to air-conditioner and electric energy automatic measurement technology, is specifically related to a kind of air-conditioner controller of charged minor electric energy metrical.
Background technology
The measured control parameter of the air-conditioner controller of prior art has only temperature parameter.The parameter of setting according to detected temperature needs has: time, wind speed, yaw etc. do not relate to power, measurement of power loss parameter in this process.Therefore, the power and the power change situation of air-conditioning load can't be observed, electric energy (kWh) can not be realized measuring at times.
The utility model content
The technical problems to be solved in the utility model provides a kind of air-conditioner controller of realizing electric energy metrical, and sort controller can show the power of air conditioner and the electric flux that expends at times in real time.
Above-mentioned technical problem solves like this, construct a kind of air-conditioner controller of charged minor electric energy metrical, the display unit that comprise the MCU unit, is connected with described MCU unit is connected civil power input and load with memory cell, input voltage, current sampling circuit and power supply unit, input is connected described voltage, current sampling circuit and power supply unit and output is connected the electric energy metrical unit of described MCU unit.
In the air-conditioner controller of above-mentioned charged minor electric energy metrical, described power supply unit comprises resistance-capacitance depressurization unit and direct-flow voltage regulation unit.
In the air-conditioner controller of above-mentioned charged minor electric energy metrical, described memory cell comprises the EEPROM that is used to preserve energy data.
In the air-conditioner controller of above-mentioned charged minor electric energy metrical, described MCU is the single chip microcomputer integrated circuit.
In the air-conditioner controller of above-mentioned charged minor electric energy metrical, described electric energy metrical unit is special-purpose electrical energy measuring IC core.
In the air-conditioner controller of above-mentioned charged minor electric energy metrical, described display unit is 4 LCD (or LED) display screen.
The air-conditioner controller of the charged minor electric energy metrical that enforcement the utility model provides, can be used in the dissimilar air-conditioners, constitute the air conditioner of band timesharing electric energy metrical, also can be used for other household electrical appliance power consumption detects, refrigerator for example, can make things convenient for the user that the monitoring and the management of the power consumption of household electrical appliance are used greatly, also comply with for the energy-conservation situation of estimating air-conditioner provides really.
Description of drawings
Fig. 1 is the logic diagram of the air-conditioner controller of the charged minor electric energy metrical of the utility model;
Fig. 2 is the circuit theory diagrams of the air-conditioner controller of the charged minor electric energy metrical of the utility model.
The specific embodiment
The air-conditioner controller of the charged minor electric energy metrical of the utility model, the electric energy automatic measurement technology is applied on the air-conditioner controller, as shown in Figure 1, comprise the MCU unit 2 that is connected with memory 1, this MCU unit 2 is exactly the used MCU unit of controller of air conditioner, this MCU unit 2 is connected with 4 LCD display unit 3, MCU unit 2 also is connected with electric energy metrical unit 4, the input of this unit 4 connects voltage, current sampling circuit and power supply unit 5 and output is connected to MCU unit 2, voltage, the input of current sampling circuit and power supply unit 5 is connected civil power input and air-conditioner load, and output is connected to described electric energy metrical unit 4.This controller can be applied directly on the existing air-conditioner and need not to change the existing product structure, just can under the condition that does not increase too big cost, increase the function of use of air-conditioner, cooperate the controller software be stored in the memory cell 1, can use the electric energy metrical technology simple, practical and reliable, that cost is low, the degree of accuracy is high on air-conditioner controller, realize can be at times electric energy metrical and demonstration.In the theory diagram shown in Fig. 1, voltage, current sampling circuit unit 5 are used to finish voltage, current sample function.Electric energy metrical unit 4 is used to realize the analog-to-digital conversion and the product calculation of voltage, electric current.MCU unit 2 is used to realize functions such as data processing, conversion, memory read/write, display driving.Memory cell 1 has storage program and data function, can adopt EEPROM to preserve energy data.Display unit 3 can be LCD liquid crystal (or LED) display screen, is used to show energy data, and displaying contents comprises: power, electric energy and parameter are set.This display unit 3 can share with the display of original air-conditioner.
Fig. 2 shows circuit theory diagrams, and as seen, the power supply unit among Fig. 1 comprises resistance-capacitance depressurization unit and direct-flow voltage regulation unit.Memory cell 1 among Fig. 1 comprises the EEPROM that is used to preserve energy data.MCU unit among Fig. 1 comprises that model is the integrated circuit of HT48R1X-1.Electric energy metrical unit among Fig. 1 comprises that model is 9903 dedicated IC chip.Display unit 3 among Fig. 1 is LCD displays of 4.
By increasing on existing air-conditioner controller that band power (KW) shows and band timesharing electric energy metrical (KWh), the controller that shows, only increase by 4 part as shown in Figure 1.It is only as air conditioner power and electric energy operation parameter data, and not as measurement criteria numerical value.At present, my company with above-mentioned technology experiment be applied in the air-condition controller.Its electric energy detection degree of accuracy is as follows: the reference degree of accuracy of electric energy metrical: meter degree error is not more than 1% (with reference to GB/T 17215-1998); Voltage and value and power reference: error in dipping is not more than 5%.
Claims (6)
1, a kind of air-conditioner controller of charged minor electric energy metrical, it is characterized in that the display unit that comprise the MCU unit, is connected with described MCU unit is connected civil power input and load with memory cell, input voltage, current sampling circuit and power supply unit, input is connected described voltage, current sampling circuit and power supply unit and output is connected the electric energy metrical unit of described MCU unit.
According to the air-conditioner controller of the described charged minor electric energy metrical of claim 1, it is characterized in that 2, described power supply unit comprises resistance-capacitance depressurization unit and direct-flow voltage regulation unit.
According to the air-conditioner controller of the described charged minor electric energy metrical of claim 1, it is characterized in that 3, described memory cell comprises the EEPROM that is used to preserve energy data.
According to the air-conditioner controller of the described charged minor electric energy metrical of claim 1, it is characterized in that 4, described MCU comprises the integrated circuit of single chip microcomputer.
According to the air-conditioner controller of the described charged minor electric energy metrical of claim 1, it is characterized in that 5, described electric energy metrical unit comprises the electronic metering dedicated IC chip.
According to the air-conditioner controller of the described charged minor electric energy metrical of claim 1, it is characterized in that 6, described display unit is 4 LCD or a LED display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02272823 CN2577168Y (en) | 2002-08-26 | 2002-08-26 | Air conditioner controller with electronic electricity measure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02272823 CN2577168Y (en) | 2002-08-26 | 2002-08-26 | Air conditioner controller with electronic electricity measure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2577168Y true CN2577168Y (en) | 2003-10-01 |
Family
ID=33737446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02272823 Expired - Fee Related CN2577168Y (en) | 2002-08-26 | 2002-08-26 | Air conditioner controller with electronic electricity measure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2577168Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017290A (en) * | 2011-09-21 | 2013-04-03 | 珠海格力电器股份有限公司 | Air conditioner electric energy control device and air conditioner electric energy management method |
| CN108180603A (en) * | 2017-12-26 | 2018-06-19 | Tcl空调器(中山)有限公司 | Refrigerating plant and electric energy management control method |
-
2002
- 2002-08-26 CN CN 02272823 patent/CN2577168Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017290A (en) * | 2011-09-21 | 2013-04-03 | 珠海格力电器股份有限公司 | Air conditioner electric energy control device and air conditioner electric energy management method |
| CN103017290B (en) * | 2011-09-21 | 2015-08-12 | 珠海格力电器股份有限公司 | air conditioner electric energy management method |
| CN108180603A (en) * | 2017-12-26 | 2018-06-19 | Tcl空调器(中山)有限公司 | Refrigerating plant and electric energy management control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |