CN203203194U - Temperature-control system of frequency-conversion energy-saving air conditioner - Google Patents
Temperature-control system of frequency-conversion energy-saving air conditioner Download PDFInfo
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- CN203203194U CN203203194U CN201320084856.2U CN201320084856U CN203203194U CN 203203194 U CN203203194 U CN 203203194U CN 201320084856 U CN201320084856 U CN 201320084856U CN 203203194 U CN203203194 U CN 203203194U
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- compressor
- microcontroller
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- inverter
- temperature
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- 238000006243 chemical reaction Methods 0.000 title claims abstract 9
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 239000003507 refrigerant Substances 0.000 claims abstract description 12
- 239000003814 drug Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Air Conditioning Control Device (AREA)
Abstract
本实用新型公开了一种变频节能空调温度控制系统，包括温度传感器、微控制器、压缩机单元和制冷剂流量控制电路，温度传感器与微控制器连接，微控制器的控制信号输出端分别与压缩机单元、制冷剂流量控制电路连接；压缩机单元包括电源转换电路和变频压缩机，电源转换电路包括整流滤波模块和逆变模块，整流滤波模块的输入连接市电，整流滤波模块与逆变模块连接，逆变模块与变频压缩机连接。本实用新型可通过温度传感器精确采集仓库内温度，并动态调整变频压缩机转速、风机转速及制冷剂流量，温度控制精确度高且稳定性好；采用变频空调，可根据仓库内温度情况自动调节变频压缩机，使之始终处于最佳转速，从而大大提高了能效比，降低了成本。
The utility model discloses a frequency conversion energy-saving air conditioner temperature control system, which comprises a temperature sensor, a microcontroller, a compressor unit and a refrigerant flow control circuit, the temperature sensor is connected with the microcontroller, and the control signal output terminals of the microcontroller are respectively connected with the The compressor unit and the refrigerant flow control circuit are connected; the compressor unit includes a power conversion circuit and an inverter compressor, and the power conversion circuit includes a rectification and filtering module and an inverter module. The input of the rectification and filtering module is connected to the mains, and the rectification and filtering module is connected to the inverter The modules are connected, and the inverter module is connected with the inverter compressor. The utility model can accurately collect the temperature in the warehouse through the temperature sensor, and dynamically adjust the speed of the frequency conversion compressor, the speed of the fan and the flow rate of the refrigerant. The variable frequency compressor keeps it at the optimum speed all the time, thus greatly improving the energy efficiency ratio and reducing the cost.
Description
Technical field
The utility model relates to a kind of energy-saving and frequency-variable air-conditioner temperature control system.
Background technology
In the medicine storage, should it be deposited in the corresponding warehouse according to the temperature requirement of medicine, and should keep the interior constant temperature of medicine warehousing storage.For different medicines, should require according to the holding conditions that medicine indicates to be stored in respectively in freezer (2～12 ℃), shady and cool storehouse (below 20 ℃) or normal temperature storehouse (0～30 ℃).
Yet, the temperature control system of traditional medicine warehousing storage all adopts common fixed frequency air conditioner, can't adjust the frequency of operation of air conditioner according to the actual temperature situation in the warehouse automatically, the temperature control accuracy is poor, causes easily that sometimes hot and sometimes cold phenomenon and power consumption are big, use cost is high.In addition, also there is following problem in traditional warehouse temperature control system: (1) can't accurately gather indoor temperature information in real time; (2) can't control the rotating speed of compressor according to the indoor temperature information that collects intelligently; (3) can't regulate refrigerant flow according to indoor actual conditions intelligence; (4) size of blower fan wind-force can't realize Based Intelligent Control and adjusting by artificial setting, and automaticity is lower, and it is not too convenient to use.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, providing a kind of can gather temperature information in the warehouse in real time and dynamically adjust frequency-changeable compressor rotating speed, rotation speed of fan and refrigerant flow, intelligent degree height, temperature control effect is good and can effectively reduce energy resource consumption, the energy-saving and frequency-variable air-conditioner temperature control system that reduces cost.
The purpose of this utility model is achieved through the following technical solutions: energy-saving and frequency-variable air-conditioner temperature control system, it comprises temperature sensor, microcontroller, compressor unit and refrigerant flow control circuit, temperature sensor is connected with microcontroller, and the control signal output of microcontroller is connected with compressor unit, refrigerant flow control circuit respectively;
Described compressor unit comprises power-switching circuit and frequency-changeable compressor, power-switching circuit comprises rectification filtering module and inversion module, the input of rectification filtering module connects civil power, the output of rectification filtering module is connected with the input of inversion module, and the output of inversion module is connected with the power end of frequency-changeable compressor.
Further, energy-saving and frequency-variable air-conditioner temperature control system also comprises blower fan, and blower fan is connected with microcontroller, the wind-force size of microcontroller output control signal control blower fan.
The beneficial effects of the utility model are:
1) can accurately gather temperature in the warehouse by temperature sensor, and dynamically adjust frequency-changeable compressor rotating speed, rotation speed of fan and refrigerant flow according to this temperature information, temperature control accuracy height and good stability have guaranteed system temperature control effect;
2) only need setting temperature required, system can finish temperature accurately control automatically, need not artificial participation, and intelligent degree height is easy to use;
3) adopt convertible frequency air-conditioner, can regulate frequency-changeable compressor automatically according to temperature conditions in the warehouse, make it to be in all the time optimum speed, thereby improved Energy Efficiency Ratio (than common air-conditioning energy-conservation 20%～30%) greatly, reduced cost;
4) intelligent degree height, it is on duty at night to need not special staff, has reduced personnel attrition.
Description of drawings
Fig. 1 is the utility model structural representation block diagram.
The specific embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is described in further detail, but protection domain of the present utility model is not limited to the following stated.
As shown in Figure 1, energy-saving and frequency-variable air-conditioner temperature control system, it comprises temperature sensor, microcontroller, compressor unit and refrigerant flow control circuit, temperature sensor is connected with microcontroller, and the control signal output of microcontroller is connected with compressor unit, refrigerant flow control circuit respectively.
Compressor unit comprises power-switching circuit and frequency-changeable compressor, power-switching circuit comprises rectification filtering module and inversion module, the input of rectification filtering module connects civil power (220V, 50Hz AC power), the output of rectification filtering module is connected with the input of inversion module, and the output of inversion module is connected with the power end of frequency-changeable compressor.Civil power is converted to the 310V direct current through behind the rectifying and wave-filtering of rectification filtering module, and the 310V direct current is through being converted to the frequency-changing AC electricity of 40～180V, 20～120Hz after the inversion, and the frequency-changing AC electricity is used for driving frequency-changeable compressor.
Energy-saving and frequency-variable air-conditioner temperature control system also comprises blower fan, and blower fan is connected with microcontroller, and microcontroller output control signal is controlled the wind-force size of blower fan automatically.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320084856.2U CN203203194U (en) | 2013-02-25 | 2013-02-25 | Temperature-control system of frequency-conversion energy-saving air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320084856.2U CN203203194U (en) | 2013-02-25 | 2013-02-25 | Temperature-control system of frequency-conversion energy-saving air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203203194U true CN203203194U (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320084856.2U Expired - Lifetime CN203203194U (en) | 2013-02-25 | 2013-02-25 | Temperature-control system of frequency-conversion energy-saving air conditioner |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674517A (en) * | 2016-04-12 | 2016-06-15 | 重庆捷先机电科技有限公司 | Precise air conditioner energy saving device for machine room and energy-saving control method |
| CN106940104A (en) * | 2017-03-24 | 2017-07-11 | 苏州林信源自动化科技有限公司 | A kind of highly effective refrigeration equipment |
| CN112728739A (en) * | 2020-12-28 | 2021-04-30 | 博锐尚格科技股份有限公司 | Method and device for determining set value of air supply temperature of air conditioning box based on algorithm prediction |
| CN113357780A (en) * | 2021-06-01 | 2021-09-07 | 青岛海尔空调器有限总公司 | Method and device for controlling air conditioner and air conditioner |
| CN113525437A (en) * | 2021-06-30 | 2021-10-22 | 广州鼎汉轨道交通车辆装备有限公司 | R744 refrigerant heat pump air conditioning unit, system and control method thereof |
| CN115854609A (en) * | 2022-11-17 | 2023-03-28 | 深圳拓邦股份有限公司 | A cold chain container and its frequency conversion refrigeration control system |
-
2013
- 2013-02-25 CN CN201320084856.2U patent/CN203203194U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674517A (en) * | 2016-04-12 | 2016-06-15 | 重庆捷先机电科技有限公司 | Precise air conditioner energy saving device for machine room and energy-saving control method |
| CN105674517B (en) * | 2016-04-12 | 2018-07-10 | 重庆捷先机电科技有限公司 | A kind of precision air conditioner energy saver and energy-saving control method for computer room |
| CN106940104A (en) * | 2017-03-24 | 2017-07-11 | 苏州林信源自动化科技有限公司 | A kind of highly effective refrigeration equipment |
| CN112728739A (en) * | 2020-12-28 | 2021-04-30 | 博锐尚格科技股份有限公司 | Method and device for determining set value of air supply temperature of air conditioning box based on algorithm prediction |
| CN113357780A (en) * | 2021-06-01 | 2021-09-07 | 青岛海尔空调器有限总公司 | Method and device for controlling air conditioner and air conditioner |
| CN113525437A (en) * | 2021-06-30 | 2021-10-22 | 广州鼎汉轨道交通车辆装备有限公司 | R744 refrigerant heat pump air conditioning unit, system and control method thereof |
| CN113525437B (en) * | 2021-06-30 | 2023-10-03 | 广州鼎汉轨道交通车辆装备有限公司 | R744 refrigerant heat pump air conditioning unit, system and control method thereof |
| CN115854609A (en) * | 2022-11-17 | 2023-03-28 | 深圳拓邦股份有限公司 | A cold chain container and its frequency conversion refrigeration control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130918 |
|
| CX01 | Expiry of patent term |