CN208205329U - A kind of defrosting control system of multi-evaporator inverter air conditioner system - Google Patents
A kind of defrosting control system of multi-evaporator inverter air conditioner system Download PDFInfo
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- CN208205329U CN208205329U CN201820404347.6U CN201820404347U CN208205329U CN 208205329 U CN208205329 U CN 208205329U CN 201820404347 U CN201820404347 U CN 201820404347U CN 208205329 U CN208205329 U CN 208205329U
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Abstract
The utility model discloses a kind of defrosting control systems of multi-evaporator inverter air conditioner system, belong to air-conditioning technical field.The utility model provide one kind can highly effective defrosting, and the defrosting control system of energy-saving and environment-friendly multi-evaporator inverter air conditioner system.The utility model includes fuzzy controller, default settings unit, current detecting unit, frost thickness computing unit, temperature detecting unit, display unit and electric heater；The output end of the default settings unit is connected with the input terminal of fuzzy controller, the output end of fuzzy controller is connected with the input terminal of display unit, the output end of current detecting unit and temperature detecting unit is connected with the input terminal of fuzzy controller respectively, the output end of fuzzy controller is connected with the control terminal of electric heater, and the frost thickness computing unit is connected with fuzzy controller；The electric heater and temperature detecting unit are arranged on outdoor heat exchanger.
Description
Technical field
The utility model belongs to air-conditioning technical field, and the defrosting more particularly to a kind of multi-evaporator inverter air conditioner system controls system
System.
Background technique
North of china in winter mostly uses multi-evaporator inverter air conditioner system to warm oneself, since northern outdoor temperature is relatively low, frequency conversion
For multi-gang air conditioner in heating operation, heat pump unit outdoor heat exchanger fin can the frosting due to temperature difference；The presence of frost layer makes
The heat-transfer effect of outdoor heat exchanger deteriorates, and increases air flow resistance, reduces the heat capacity of heat pump unit, when serious
Even heat pump unit can be made out of service, made troubles to the use of user.
Summary of the invention
In view of the problems of the existing technology, the utility model provide one kind can highly effective defrosting, and energy-saving and environment-friendly frequency conversion
The defrosting control system of multi-gang air conditioner.
To achieve the goals above, the utility model adopts the following technical solution: a kind of multi-evaporator inverter air conditioner system is removed
White control system, including the inspection of fuzzy controller, default settings unit, current detecting unit, frost thickness computing unit, temperature
Survey unit, display unit and electric heater；The output end of the default settings unit is connected with the input terminal of fuzzy controller
Connect, the output end of fuzzy controller is connected with the input terminal of display unit, current detecting unit and temperature detecting unit it is defeated
Outlet is connected with the input terminal of fuzzy controller respectively, and the output end of fuzzy controller is connected with the control terminal of electric heater
It connects, the frost thickness computing unit is connected with fuzzy controller；The electric heater and temperature detecting unit are arranged at
On outdoor heat exchanger.
The defrosting control system of the multi-evaporator inverter air conditioner system further include: solar panel, inverter and solar energy
Battery, the output end of the solar panel are connected with the input terminal of inverter, the output end and solar energy of inverter
The input terminal of battery is connected, and the output end of solar storage battery is connected with electric heater.
The current detecting unit uses current sensor, and the temperature detecting unit uses temperature sensor.
The utility model has the beneficial effects that
1, the defrosting Control system architecture of the multi-evaporator inverter air conditioner system of the utility model is simple, it is easy to use, it can be achieved that
The automation of entire defrosting process；The utility model can quickly defrost to heat pump unit outdoor heat exchanger, improve equipment
Working efficiency and system heating capacity, effectively reduce the energy consumption of equipment, facilitate equipment even running；
2, the fuzzy controller of the utility model uses fuzzy control, during defrosting, to the electricity at electric heater both ends
Pressure is adjusted in real time, and the size of its calorific value is controlled with this, energy-efficient to achieve the purpose that；
3, the utility model converts solar energy into electric energy by solar panel, and is converted to exchange by inverter
Electricity is stored in solar storage battery, is powered, has been saved a large amount of by the electric heater that solar storage battery is the utility model
Electric energy is beneficial to energy conservation environmental protection.
Detailed description of the invention
Fig. 1 is the principle frame of one embodiment of the defrosting control system of the multi-evaporator inverter air conditioner system of the utility model
Figure.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, a kind of defrosting control system of multi-evaporator inverter air conditioner system, including fuzzy controller, preset value are set
Order member, current detecting unit, frost thickness computing unit, temperature detecting unit, display unit and electric heater；It is described default
The output end of value setup unit is connected with the input terminal of fuzzy controller, the output end of fuzzy controller and display unit it is defeated
Entering end to be connected, the output end of current detecting unit and temperature detecting unit is connected with the input terminal of fuzzy controller respectively,
The output end of fuzzy controller is connected with the control terminal of electric heater, the frost thickness computing unit and fuzzy controller phase
Connection；The electric heater and temperature detecting unit are arranged on outdoor heat exchanger.
The defrosting control system of the multi-evaporator inverter air conditioner system further include: solar panel, inverter and solar energy
Battery, the output end of the solar panel are connected with the input terminal of inverter, the output end and solar energy of inverter
The input terminal of battery is connected, and the output end of solar storage battery is connected with electric heater.The utility model passes through the sun
Energy solar panel converts solar energy into electric energy, and is converted to alternating current by inverter and is stored in solar storage battery, by too
Positive energy storage device is that the electric heater of the utility model is powered, and has saved a large amount of electric energy, has been beneficial to energy conservation environmental protection.
The current detecting unit uses current sensor, and the temperature detecting unit uses temperature sensor.
Illustrate the first use process of the utility model with reference to the accompanying drawing.
As shown in Figure 1, inputting the first frost layer by the default settings unit first under the heating mode of air conditioner
Thickness preset value, the second frost thickness preset value and heat exchanger tube temperature preset value, and the preset value is sent to fuzzy control
Device；Fuzzy Control display unit shows that the display unit is also used to the fortune of display system to the preset value
Row state, the detection data etc. of state parameter and detection unit including electric heater.
The utility model is by the running current of the outer electromechanics machine of the current detecting unit sensing chamber, and by the current detecting
Value is sent to fuzzy controller, sends it to frost thickness computing unit by fuzzy controller；The frost thickness calculates single
Member calculates the frost thickness of outdoor heat exchanger according to the current detection value received, and the frost thickness is sent to Fuzzy Control
Device processed.The frost thickness is compared by fuzzy controller with the first frost thickness preset value, if the frost thickness is greater than first
Frost thickness preset value then enters defrosting mode；It is carried out by frost layer of the fuzzy Control electric heater to outdoor heat exchanger
Heating, to realize quickly defrosting.
The frost thickness computing unit calculates the frost thickness of outdoor heat exchanger according to the current detection value received,
Its method particularly includes: firstly, calculating the pressure difference value of outdoor heat exchanger two sides air according to current detection value, obtain heating pressure
Difference；Then, the frost thickness of outdoor heat exchanger is calculated according to heating pressure difference.
In defrost mode, the operation electricity that the utility model passes through the current detecting unit real-time detection outdoor unit motor
Stream, and the current detection value is sent to fuzzy controller, frost thickness computing unit is sent it to by fuzzy controller；Institute
State the frost thickness that frost thickness computing unit calculates outdoor heat exchanger according to the current detection value received, and by the frost layer
Thickness is sent to fuzzy controller.At the same time, the utility model detects the heat exchange of heat exchanger by the temperature detecting unit
Tube temperature degree, and the temperature detection value is sent to fuzzy controller.Fuzzy controller is by the frost thickness and the second frost thickness
Preset value is compared, if the frost thickness, less than the second frost thickness preset value, and the temperature detection value is greater than heat exchanger tube
Temperature preset value, then stop defrosting mode, even electric heater stops heating；Otherwise, then continue defrosting mode.
The fuzzy controller of the utility model uses fuzzy control, during defrosting, to the voltage at electric heater both ends
It is adjusted in real time, the size of its calorific value is controlled with this, it is energy-efficient to achieve the purpose that.
The first frost thickness preset value be higher than the second frost thickness preset value, the first frost thickness preset value,
Second frost thickness preset value and heat exchanger tube temperature preset value can carry out conventional selection according to the actual situation.
The foregoing is merely the embodiments of the present invention, are not intended to limit the protection scope of the utility model.It is all
Any modification, equivalent substitution and improvement made within spirit of the present utility model and principle, extension etc., are all contained in this reality
With in novel protection scope.
Claims (3)
1. a kind of defrosting control system of multi-evaporator inverter air conditioner system, it is characterised in that including fuzzy controller, default settings
Unit, current detecting unit, frost thickness computing unit, temperature detecting unit, display unit and electric heater；The preset value
The output end of setup unit is connected with the input terminal of fuzzy controller, the input of the output end and display unit of fuzzy controller
End is connected, and the output end of current detecting unit and temperature detecting unit is connected with the input terminal of fuzzy controller respectively, mould
The output end of fuzzy controllers is connected with the control terminal of electric heater, and the frost thickness computing unit is connected with fuzzy controller
It connects；The electric heater and temperature detecting unit are arranged on outdoor heat exchanger.
2. the defrosting control system of multi-evaporator inverter air conditioner system according to claim 1, it is characterised in that the frequency conversion is more
The defrosting control system of gang air conditioner further include: solar panel, inverter and solar storage battery, the solar-electricity
The output end of pond plate is connected with the input terminal of inverter, and the output end of inverter is connected with the input terminal of solar storage battery
It connects, the output end of solar storage battery is connected with electric heater.
3. the defrosting control system of multi-evaporator inverter air conditioner system according to claim 1, it is characterised in that the electric current inspection
It surveys unit and uses current sensor, the temperature detecting unit uses temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820404347.6U CN208205329U (en) | 2018-03-24 | 2018-03-24 | A kind of defrosting control system of multi-evaporator inverter air conditioner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820404347.6U CN208205329U (en) | 2018-03-24 | 2018-03-24 | A kind of defrosting control system of multi-evaporator inverter air conditioner system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208205329U true CN208205329U (en) | 2018-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820404347.6U Active CN208205329U (en) | 2018-03-24 | 2018-03-24 | A kind of defrosting control system of multi-evaporator inverter air conditioner system |
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| Country | Link |
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| CN (1) | CN208205329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089394A (en) * | 2019-12-18 | 2020-05-01 | 珠海格力电器股份有限公司 | System and method for intelligently defrosting by using solar photovoltaic and air conditioner |
-
2018
- 2018-03-24 CN CN201820404347.6U patent/CN208205329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089394A (en) * | 2019-12-18 | 2020-05-01 | 珠海格力电器股份有限公司 | System and method for intelligently defrosting by using solar photovoltaic and air conditioner |
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