CN104676832A - Air conditioning system - Google Patents

Air conditioning system Download PDF

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Publication number
CN104676832A
CN104676832A CN201410834606.5A CN201410834606A CN104676832A CN 104676832 A CN104676832 A CN 104676832A CN 201410834606 A CN201410834606 A CN 201410834606A CN 104676832 A CN104676832 A CN 104676832A
Authority
CN
China
Prior art keywords
conditioning system
transverter
air
fans
blower fan
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
Application number
CN201410834606.5A
Other languages
Chinese (zh)
Inventor
赵志刚
张雪芬
任鹏
陈颖
蒋世用
刘克勤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201410834606.5A priority Critical patent/CN104676832A/en
Publication of CN104676832A publication Critical patent/CN104676832A/en
Priority to PCT/CN2015/087840 priority patent/WO2016101641A1/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F25B31/02—Compressor arrangements of motor-compressor units

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Control Of Multiple Motors (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention provides an air conditioning system comprising at least one fan and at least one compressor. The air conditioning system further comprises at least one fan inverter and at least one compressor inverter; the fan inverters are in one-to-one connection with the fans; the compressor inverters are in one-to-one connection with the compressors; each fan inverter has an inversion state of driving the fans and a rectifying state of recycling generated power of the fans. The fan inverters corresponding to the fans are provided, when the air conditioning system operates, the fan flow inverters operate in the inversion state and drive the fans to cool the air conditioning system, and when the air conditioning stops and when the fans are driven by wind to generate power, the fan inverters operate in the rectifying state and recycle the power; namely, when the air conditioning system is idle, each fan serves as a power generator, so that the air conditioning system is more energy efficient.

Description

Air-conditioning system
Technical field
The present invention relates to field of air conditioning, in particular to a kind of air-conditioning system.
Background technology
More and more stronger environmental protection and energy saving demand, makes to be no matter that domestic air conditioning or the development of business air conditioner are also progressively to frequency conversion future development.At present, permanent-magnet synchronous blower fan (i.e. impeller driven by permagnetic synchronous motor blower fan) has been widely used in air-conditioner.For the characteristic of permanent magnet synchronous machine reverse power generation, often need to carry out plugging control (software control or hardware Mechanical course) to the blower fan of air-conditioner.Thus avoid the reversion of permanent-magnet synchronous blower fan in the off-premises station of air-conditioning to generate electricity the risk of the burn-down of electric motor brought, but plugging is set controls also to cause the trouble point of air-conditioner to increase; In addition, the energy that blower fan reversion generating produces does not have effective recycling, causes energy waste.
Summary of the invention
The present invention aims to provide a kind of air-conditioning system that can be more energy-conservation.
The invention provides a kind of air-conditioning system, comprise at least one Fans and at least one compressor, air-conditioning system also comprises at least one Fans transverter connected one to one with at least one Fans and at least one compressor transverter connected one to one with at least one compressor, wherein, at least one Fans transverter has the inverter mode driving blower fan and the rectification state reclaiming blower fan generating electric energy.
Further, air-conditioning system also comprises grid-connected transverter, and the first end of grid-connected transverter is connected with electrical network, and the second end of grid-connected transverter is all connected with at least one compressor transverter and at least one Fans transverter.
Further, air-conditioning system also comprises isolating transformer, and isolating transformer is connected between electrical network and grid-connected transverter.
Further, grid-connected transverter is four-quadrant transverter.
Further, at least one Fans transverter and/or at least one compressor transverter are four-quadrant transverter.
Further, air-conditioning system comprises a compressor and multiple stage blower fan.
Further, air-conditioning system comprises multiple compressors and a Fans.
Further, air-conditioning system also comprises battery, and battery is connected with at least one Fans transverter.
According to air-conditioning system of the present invention, by arranging the blower fan transverter corresponding with blower fan, when air-conditioning system works, blower fan transverter is operated in inverter mode, blower fan is driven to dispel the heat to air-conditioning system, when air-conditioning system stops, when blower fan is driven generating by wind, blower fan transverter is operated in rectification state, thus reclaims electric energy.Namely, when air-conditioning system does not work, blower fan becomes a generator, thus makes air-conditioning system more energy-conservation.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the first embodiment principle schematic according to air-conditioning system of the present invention;
Fig. 2 is the second embodiment principle schematic according to air-conditioning system of the present invention;
Fig. 3 is the 3rd embodiment principle schematic according to air-conditioning system of the present invention;
Fig. 4 is the 4th embodiment principle schematic according to air-conditioning system of the present invention;
Fig. 5 is the 5th embodiment principle schematic according to air-conditioning system of the present invention;
Fig. 6 is the 6th embodiment principle schematic according to air-conditioning system of the present invention;
Description of reference numerals:
10, blower fan; 20, compressor; 30, blower fan transverter; 40, compressor transverter; 50, grid-connected transverter; 60, electrical network; 70, isolating transformer.
Detailed description of the invention
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 1, according to air-conditioning system first embodiment of the present invention, air-conditioning system comprises Fans 10 and a compressor 20, air-conditioning system also comprises the blower fan transverter 30 connected one to one with blower fan 10 and the compressor transverter 40 connected one to one with compressor 20, the motor of compressor transverter 40 drived control compressor, realize the VFC of compressor, wherein, blower fan transverter 30 has to drive the inverter mode of blower fan 10 and reclaim blower fan 10 and to generate electricity the rectification state of electric energy.The present invention is by arranging the blower fan transverter 30 corresponding with blower fan 10, when air-conditioning system works, blower fan transverter 30 is operated in inverter mode, drive blower fan 10 pairs of air-conditioning system heat radiations, when air-conditioning system stops, when blower fan 10 is driven generating by wind, blower fan transverter 30 is operated in rectification state, thus reclaims electric energy.Namely, when air-conditioning system does not work, blower fan becomes a generator, thus makes air-conditioning system more energy-conservation.
Preferably, air-conditioning system can also arrange battery, and battery is connected with blower fan transverter 30, and in blower fan power generation process, by power storage, when blower fan normally works, battery provides a part of electric energy for blower fan work.
Further, air-conditioning system can also comprise grid-connected transverter 50, and the first end of grid-connected transverter 50 is connected with electrical network 60, and the second end of grid-connected transverter 50 is all connected with compressor transverter 40 and blower fan transverter 30.Namely by grid-connected transverter 50, the electric energy that blower fan 10 generates electricity can be transported on electrical network.
Preferably, air-conditioning system also comprises isolating transformer 70, and isolating transformer 70 is connected between electrical network 60 and grid-connected transverter 50, and series connection isolating transformer 70 can improve the security of air-conditioning system, also can prevent interference.
Preferably, grid-connected transverter 50 is four-quadrant transverter, and blower fan transverter 30 and compressor transverter 40, for can adopt four-quadrant transverter, also can adopt conventional transverter.
Composition graphs 1 illustrates the operation principle of air-conditioning system of the present invention, when air-conditioning system works, the DC/AC of blower fan transverter 30 is operated in inverter mode, blower fan 10 rotates forward and dispels the heat to air-conditioner outdoor unit, when air-conditioning does not work (situation such as night, winter), when blower fan 10 is by wind driving generating, blower fan transverter 30 carries out reverse rectification and obtains direct current.This direct current can connect other loads by certain boosting measure access dc bus supply bus and use, or carries out other loads in this electric energy network of grid-connected supply by four-quadrant transverter.If this DC/AC switch-over unit is four-quadrant switch-over unit, blower fan generating follows the tracks of busbar voltage by this switch-over unit, direct access dc bus carry out grid-connected or supply bus connect other loads, thus reduction network load, air-conditioner is made to become a miniature TRT, for power grid security provides certain guarantee.Also can by battery by power storage.
In the second embodiment as shown in Figure 2, one drag two air-conditioning system adopts the mode being similar to the first embodiment, correspondence arranges the device such as blower fan transverter 30 and grid-connected transverter 50, reclaims the electric energy of blower fan generating, thus makes air-conditioning system have band wind power generation function.
In the 3rd embodiment as shown in Figure 3, two fans air-conditioning system also adopts the mode being similar to the first embodiment, correspondence arranges the device such as blower fan transverter 30 and grid-connected transverter 50, reclaims the electric energy of blower fan generating, thus makes air-conditioning system have band wind power generation function.
The multi fan air-conditioning system of the multi-split air conditioner of the 4th embodiment as shown in Figure 4 or the 5th embodiment as shown in Figure 5, and one drag many and have the mode that all can adopt in the air-conditioning system of multiple stage blower fan and be similar to the first embodiment in the 6th embodiment shown in Fig. 6, make air-conditioning system have wind power generation function.
As can be seen from the above description, the above embodiments of the present invention achieve following technique effect:
According to air-conditioning system of the present invention, compared to existing technology, by cancelling mechanical braking or the software brake component of the blower fan of off-premises station, and the blower fan transverter corresponding with blower fan is set, when air-conditioning system works, blower fan transverter is operated in inverter mode, blower fan is driven to dispel the heat to air-conditioning system, when air-conditioning system stops, when blower fan is driven generating by wind, blower fan transverter is operated in rectification state, thus reclaims electric energy.Namely, when air-conditioning system does not work, blower fan becomes a generator, thus makes air-conditioning system more energy-conservation.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (8)

1. an air-conditioning system, comprise at least one Fans (10) and at least one compressor (20), it is characterized in that, described air-conditioning system also comprises at least one Fans transverter (30) connected one to one with described at least one Fans (10) and at least one compressor transverter (40) connected one to one with described at least one compressor (20), wherein, described at least one Fans transverter (30) has the inverter mode driving described blower fan (10) and the rectification state reclaiming described blower fan (10) generating electric energy.
2. air-conditioning system according to claim 1, is characterized in that,
Described air-conditioning system also comprises grid-connected transverter (50), the first end of described grid-connected transverter (50) is connected with electrical network (60), and the second end of described grid-connected transverter (50) is all connected with described at least one compressor transverter (40) and described at least one Fans transverter (30).
3. air-conditioning system according to claim 2, is characterized in that,
Described air-conditioning system also comprises isolating transformer (70), and described isolating transformer (70) is connected between described electrical network (60) and described grid-connected transverter (50).
4. the air-conditioning system according to Claims 2 or 3, is characterized in that,
Described grid-connected transverter (50) is four-quadrant transverter.
5. the air-conditioning system according to Claims 2 or 3, is characterized in that,
Described at least one Fans transverter (30) and/or described at least one compressor transverter (40) are four-quadrant transverter.
6. air-conditioning system according to claim 1, is characterized in that,
Described air-conditioning system comprises a compressor (20) and multiple stage blower fan (10).
7. air-conditioning system according to claim 1, is characterized in that,
Described air-conditioning system comprises multiple compressors (20) and a Fans (10).
8. air-conditioning system according to claim 1, is characterized in that,
Described air-conditioning system also comprises battery, and described battery is connected with described at least one Fans transverter (30).
CN201410834606.5A 2014-12-26 2014-12-26 Air conditioning system Pending CN104676832A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201410834606.5A CN104676832A (en) 2014-12-26 2014-12-26 Air conditioning system
PCT/CN2015/087840 WO2016101641A1 (en) 2014-12-26 2015-08-21 Air conditioning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410834606.5A CN104676832A (en) 2014-12-26 2014-12-26 Air conditioning system

Publications (1)

Publication Number Publication Date
CN104676832A true CN104676832A (en) 2015-06-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410834606.5A Pending CN104676832A (en) 2014-12-26 2014-12-26 Air conditioning system

Country Status (2)

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CN (1) CN104676832A (en)
WO (1) WO2016101641A1 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016101641A1 (en) * 2014-12-26 2016-06-30 珠海格力电器股份有限公司 Air conditioning system
WO2016101644A1 (en) * 2014-12-26 2016-06-30 珠海格力电器股份有限公司 Air conditioning system
WO2016101642A1 (en) * 2014-12-26 2016-06-30 珠海格力电器股份有限公司 Air conditioning system
CN111623422A (en) * 2020-06-02 2020-09-04 中山市格兰特电器科技有限公司 Air processor capable of being used as mobile air conditioner
CN112032088A (en) * 2019-06-04 2020-12-04 安徽中家智康科技有限公司 Device and method for realizing reverse power generation of air conditioner external fan by controlling rotation of fan

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CN107940605B (en) * 2017-11-13 2023-06-30 珠海格力电器股份有限公司 Air conditioner external unit, air conditioner and control method
US10563897B2 (en) 2018-02-13 2020-02-18 Carrier Corporation Transport refrigeration unit with a renewable energy source and method of operation

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JP2011099597A (en) * 2009-11-05 2011-05-19 Hitachi Appliances Inc Air conditioner
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016101641A1 (en) * 2014-12-26 2016-06-30 珠海格力电器股份有限公司 Air conditioning system
WO2016101644A1 (en) * 2014-12-26 2016-06-30 珠海格力电器股份有限公司 Air conditioning system
WO2016101642A1 (en) * 2014-12-26 2016-06-30 珠海格力电器股份有限公司 Air conditioning system
CN112032088A (en) * 2019-06-04 2020-12-04 安徽中家智康科技有限公司 Device and method for realizing reverse power generation of air conditioner external fan by controlling rotation of fan
CN111623422A (en) * 2020-06-02 2020-09-04 中山市格兰特电器科技有限公司 Air processor capable of being used as mobile air conditioner
CN111623422B (en) * 2020-06-02 2023-12-19 中山市格兰特电器科技有限公司 Air processor capable of being used as mobile air conditioner

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Application publication date: 20150603