CN1888647A - Air conditioner outdoor fan controlling method - Google Patents
Air conditioner outdoor fan controlling method Download PDFInfo
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- CN1888647A CN1888647A CN 200510013974 CN200510013974A CN1888647A CN 1888647 A CN1888647 A CN 1888647A CN 200510013974 CN200510013974 CN 200510013974 CN 200510013974 A CN200510013974 A CN 200510013974A CN 1888647 A CN1888647 A CN 1888647A
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Abstract
This invention is air conditioner outdoor fan controlling method. When air conditioner is input operation stop, the higher the outdoor temperature or temperature of heat liberation board, the longer the stop delaying time of compressor. Condenser or heat liberation board is fully cooled down. The pressure equilibrium of refrigerants is quickly achieved. Even though operation of air conditioner is reopened, compressor can be restarted directly.
Description
Technical field
The invention belongs to filed of air conditioning, the outdoor fan controlling method that particularly relates to a kind of air-conditioner is especially imported the running of air-conditioner and is closed the temperature of then considering outdoor temperature or control part heat liberation board and the outdoor fan controlling method that stops the air-conditioner of outdoor fan.
Background technology
In general, air-conditioner for the freeze cycle of the refrigerant making more comfortable indoor environment to people and constitute by compressor, condenser, expansion mechanism, evaporimeter carry out indoor refrigeration or heat be divided into split type substantially and monoblock type.
Monoblock type is identical with split type function.But, split typely be: at indoor set cooling or heat-releasing device are installed, the device of heat release or cooling and compression are installed, the indoor set and the off-premises station that are separated from each other with the connection of refrigerant conduit at off-premises station; Monoblock type is: will cool off or the function integration of heat release, and perforation is hung up or hung on the window and directly installs on the wall in room.
Fig. 1 is the generalized schematic of prior art air-conditioner major part structure.
Existing air-conditioner comprises the compressor 2 of compression refrigerant as shown in Figure 1; Condensation is from the condenser 4 of the refrigerant of compressor 2 compressions; The expansion mechanism 6 that will expand from the refrigerant of condenser 4 condensations; The evaporimeter 8 that the refrigerant that expansion mechanism 6 is expanded evaporates; Will from the refrigerant of compressor 2 compression successively through condenser 4 and expansion mechanism 6 and evaporimeter 8 by after circulate to compressor 2 and to be connected the coolant piping 3,5,7,9 of compressor 2 and condenser 4 and expansion mechanism 6 and evaporimeter 8; With the indoor fan 12 of indoor air I to evaporimeter 8 air-supplies; With the outdoor fan 14 of outdoor air O to condenser 4 air-supplies; The operating portion 16 of operating air conditioner device constitutes.
It is also passable that compressor 2 uses the constant speed compressor of opening or close action and steady running compression consumption to constitute, and uses and not only can open or close action but also constitute also passable according to the changeable frequency type compressor of changeable frequency compression consumption operation.
Compressor 2 and condenser 4 and outdoor fan 14 are arranged on the off-premises station 30.
Evaporimeter 8 and indoor fan 12 and operating portion 16 are arranged on the indoor set 40.
Expansion mechanism 6 is arranged on in off-premises station 30 and the indoor set 40 one.
Fig. 2 is the general view of air-conditioner outdoor unit one example of Fig. 1.
Off-premises station 30 is provided with the control part 18 according to various electrically drivens of air-conditioner such as operating portion 16 input control compressors 2, indoor fan 12, outdoor fans 14 as shown in Figure 2; Give the heat liberation board 20 of control part 18 heat releases.
The prior art air-conditioner is opened by the running of operating portion 16 input air-conditioners as constituted above, outdoor fan 14 and indoor fan 12 rotations when then compressor 2 is opened.
When compressor 2 is opened, after the refrigerant of compressor 2 compressions passes through condenser 4 and expansion mechanism 6 and evaporimeter 8 successively, to compressor 2 circulation, as the refrigerant of above-mentioned circulation by after the condenser 4 to condenser 4 surrounding air heat releases, capture the heat of condenser 4 surrounding airs during by evaporimeter 8.
In addition, during indoor fan 12 rotations, room air I is drawn into indoor set 40 inside and is ejected in the cooling chamber to indoor after evaporimeter 8 coolings.
And during outdoor fan 14 rotation, outdoor air O is drawn into after inner and device 4 heating that are condensed of off-premises station 30 to outdoor discharge, and heat liberation board 20 is cooled off by outdoor air O.
In addition, in the middle of the air-conditioner running, close to air-conditioner input running, then indoor fan 12 and compressor 2 and outdoor fan 14 are closed successively.
Fig. 3 is the flow chart of the air-conditioner input operation of prior art indoor fan and compressor closing sequence when closing.
As shown in Figure 3, by operating portion 16 to air-conditioner input running close, then stop indoor fan 12 (S1, S2).
Afterwards, compressor 2 cuts out, and then the refrigerant of compressor 2 and condenser 4 and expansion mechanism 6 and evaporimeter 8 and coolant piping 3,5,7,9 is through the balance gradually of pressure after a while.(S3)
And outdoor fan 14 does not directly stop after compressor 2 cuts out, and at the appointed time continues rotation with former rotary speed within (for example, 30 seconds), and condenser 4 and heat liberation board 20 carry out heat release, stop through after the fixed time.(S4)
Outdoor fan controlling method according to the air-conditioner of prior art has following point.
According to the outdoor fan controlling method of the air-conditioner of prior art when the air-conditioner running is closed, the temperature of outdoor fan 14 and outdoor temperature and heat liberation board 20 has nothing to do and directly stops, after so outdoor fan 14 stops, heat liberation board 20 and control part 18 temperature descend gradually, reduce control part 18 reliabilities.
And, condenser 4 temperature descended gradually after outdoor fan 14 stopped, and because condenser 4 remaining afterheats, so reaching balance, the pressure of refrigerant needs the suitable time, the air-conditioner running was opened again before the pressure of refrigerant reached balance, then can directly not restart because of the pressure imbalance compressor of refrigerant, through the reasonable time after restart.
Summary of the invention
The present invention provides after a kind of compressor cuts out for solving the technical problem that exists in the prior art, till fully reducing, the temperature of outdoor temperature or heat liberation board keeps the rotation of outdoor fan, and compressor can be restarted rapidly, can improve the outdoor fan controlling method of the air-conditioner of operating portion reliability.
The technical scheme that the present invention takes for the technical problem that exists in the solution prior art is:
The outdoor fan controlling method of air-conditioner of the present invention, indoor fan stopped when the input air-conditioner was closed, stop after the close compressor in the outdoor fan controlling method of air-conditioner of outdoor fan, its outdoor temperature is below the outdoor design temperature, perhaps outdoor temperature is below the heat release design temperature above outdoor design temperature and heat liberation board temperature, stop outdoor fan when then compressor cuts out afterwards through the 1st setting-up time, outdoor temperature surpasses outdoor design temperature and the heat liberation board temperature surpasses the heat release design temperature, stop outdoor fan when then compressor cuts out afterwards through the 2nd setting-up time, the 2nd setting-up time is longer than the 1st setting-up time.
The outdoor fan controlling method of air-conditioner of the present invention, indoor fan stopped when the input air-conditioner was closed, stop after the close compressor in the outdoor fan controlling method of air-conditioner of outdoor fan, its outdoor temperature is below the outdoor design temperature, stop outdoor fan when then compressor cuts out afterwards through the 1st setting-up time, outdoor temperature surpasses outdoor design temperature, stops outdoor fan when then compressor cuts out afterwards through the 2nd setting-up time, and the 2nd setting-up time is longer than the 1st setting-up time.
The outdoor fan controlling method of air-conditioner of the present invention, indoor fan stopped when the input air-conditioner was closed, stop after the close compressor in the outdoor fan controlling method of air-conditioner of outdoor fan, its heat liberation board temperature is below the heat release design temperature, stop outdoor fan when then compressor cuts out afterwards through the 1st setting-up time, the heat liberation board temperature surpasses the heat release design temperature, stop outdoor fan when then compressor cuts out afterwards through the 2nd setting-up time, the 2nd setting-up time is longer than the 1st setting-up time.
Advantage and good effect that the present invention has are:
The outdoor fan controlling method of air-conditioner of the present invention has following advantage.
The outdoor fan controlling method of air-conditioner of the present invention, outdoor temperature is below the outdoor design temperature, stop outdoor fan after then keeping the 1st setting-up time, outdoor temperature surpasses outdoor design temperature, then keep than stopping outdoor fan after the 2nd long setting-up time of the 1st setting-up time, so, reach the pressure balance of refrigerant rapidly along with condenser fully cools off, the air-conditioner running is opened again, and compressor also can directly can be restarted.
The outdoor fan controlling method of air-conditioner of the present invention, the heat liberation board temperature is below the heat release design temperature, stop outdoor fan after then keeping the 1st setting-up time, the heat liberation board temperature surpasses the heat release design temperature, then keep than stopping outdoor fan after the 2nd long setting-up time of the 1st setting-up time, so, can improve reliability to control part along with heat liberation board fully cools off.
Description of drawings
Fig. 1 is the generalized schematic of prior art air-conditioner major part structure;
Fig. 2 is the general view of the air-conditioner outdoor unit of Fig. 1;
Fig. 3 is the flow chart of prior art air-conditioner input operation indoor fan and compressor closing sequence when closing;
Fig. 4 is the control flow chart of air-conditioner indoor fan control method one embodiment of the present invention;
Fig. 5 is the flow chart of air-conditioner indoor fan control method one embodiment of the present invention;
Fig. 6 is the flow chart of another embodiment of air-conditioner indoor fan control method of the present invention;
Fig. 7 is the air-conditioner indoor fan control method of the present invention precedence diagram of another embodiment again.
The specific embodiment
The present invention will be described in detail below in conjunction with drawings and Examples.
Fig. 4 is the control flow chart of air-conditioner indoor fan control method one embodiment of the present invention.
Below, used same symbol and omitted detailed description thereof with in the past identical structure.
The air-conditioner of suitable outdoor fan controlling method of the present invention comprises the driven compressor portion 50 of drive compression machine 2 as shown in Figure 4; The outdoor fan drive division 52 of rotating room's external fan 14; The indoor fan drive division 54 of rotating room's internal fan 12; The user imports the operating portion 56 of the running order of air-conditioner; The outdoor temperature sense part 58 of sensing outside temperature; The heat liberation board temperature sense part 60 of perception heat liberation board 20 temperature; According to running order control driven compressor portion 50 and the outdoor fan drive division 52 and the indoor fan drive division 54 of operating portion 16 inputs, according to the sensing results of outdoor temperature sense part 58 and heat liberation board temperature sense part 60 time delayed occlusion of outdoor fan drive division 52 is arranged to different control part 62 and constitutes.
Outdoor temperature sense part 58 can be arranged on the temperature of measuring condenser 4 on the condenser 4, also can be arranged on the temperature that off-premises station 30 1 sides are come measuring cell outer air O.
Outdoor temperature sense part 58 each fixed time measuring space temperature also send to control part 62.
Heat liberation board temperature sense part 60 is arranged on the heat liberation board 20, and each fixed time measuring space temperature also sends to control part 62.
When outdoor temperature sense part (58) is measured condenser 4 temperature, condenser 4 temperature are low, the delayed occlusion time T 1 that control part 62 shortens outdoor fan drive divisions 52 minimizes keeps the needed consumption electric power of outdoor fan drive division 52 openings, it is long that condenser 4 temperature are reduced to the time required below the assigned temperature, so lengthening outdoor fan drive division 52 delayed occlusion time T 2 reduces condenser 4 temperature rapidly.
On the contrary, in outdoor temperature sense part 58 measuring cell outer air O temperature, outdoor air O temperature is low, and then control part 62 shortens time delayed occlusion of outdoor fan drive division 52, outdoor air O temperature height, time delayed occlusion of the outdoor fan drive division 52 that then extends relatively.
Promptly, outdoor air O temperature was low when compressor 2 cut out, the time of then reducing condenser and heat liberation board temperature is short, so shortening the delayed occlusion time T 1 of outdoor fan drive division 52 minimizes and keeps outdoor fan drive division 52 and open the consumption electric power that needs, it is long that condenser 4 temperature are reduced to the time required below the assigned temperature, so lengthening outdoor fan drive division 52 delayed occlusion time T 2 reduces condenser 4 temperature rapidly.
In addition, be suitable for according in the air-conditioner of present embodiment outdoor fan controlling method except driven compressor portion 50; Outdoor fan drive division 52; Indoor fan drive division 54; Operating portion 56; Outdoor temperature sense part 58; Heat liberation board temperature sense part 60; So structure beyond the control part 62 and effect and in the past the same same symbol, the omission detailed description thereof used.
Fig. 5 is the flow chart of air-conditioner indoor fan control method one embodiment of the present invention.
At first, when closing the air-conditioner running, control part 62 close chamber's internal fan drive divisions 54 stop indoor fan 12.(S11，S12)
Secondly, control part 62 close compressor drive divisions 50 stop the driving of compressor 2.(S13) then, control part 62 is from the delayed occlusion time T 1 of outdoor temperature sense part 58 and heat liberation board temperature sense part 60 sensing results decision outdoor fan drive division 52, T2.
Outdoor temperature is outdoor design temperature when following, and then no matter control part 62 is heat liberation board 20 temperature, and time delayed occlusion of outdoor fan drive division 52 is decided to be the 1st setting-up time T1.
And, control part 62 is kept the opening of outdoor fan drive division 52 during the 1st setting-up time T1, outdoor air O is cooler condenser 4 and heat liberation board 20 in the 1st setting-up time T1, and close chamber's external fan drive division 52 stops outdoor fan 14 in the time of through the 1st setting-up time T1.(S14，S15)
When outdoor temperature surpassed outdoor design temperature, heat liberation board 20 temperature were below the heat liberation board design temperature, and then time delayed occlusion with outdoor fan drive division 52 is decided to be the 1st setting-up time T1.
And, control part 62 is kept the opening of outdoor fan drive division 52 during the 1st setting-up time T1, outdoor air O is cooler condenser 4 and heat liberation board 20 in the 1st setting-up time T1, and close chamber's external fan drive division 52 stops outdoor fan 14 in the time of through the 1st setting-up time T1.(S16，S15)
On the contrary, outdoor temperature surpasses outdoor design temperature, and heat liberation board 20 temperature surpass the heat liberation board design temperature, and then control part 62 is decided to be the 2nd setting-up time T2 longer than the 1st setting-up time T1 with time delayed occlusion of outdoor fan drive division 52.
And, control part 62 is kept the opening of outdoor fan drive division 52 in during the 2nd setting-up time T2, outdoor air O is abundant cooler condenser 4 and heat liberation board 20 in the 2nd setting-up time T2, and in the time of through the 2nd setting-up time T2, close chamber's external fan drive division 52 stops outdoor fan 14.(S14，S16，S17)
Fig. 6 is the flow chart of another embodiment of air-conditioner indoor fan control method of the present invention.
At first, when closing the air-conditioner running, control part 62 close chamber's internal fan drive divisions 54 stop indoor fan 12.(S21，S22)
Secondly, control part 62 close compressor drive divisions 50 stop the driving of compressor 2.(S23)
Then, control part 62 from time delayed occlusion of outdoor temperature sense part 58 sensing results decisions outdoor fan drive division 52 (T1, T2).
Outdoor temperature is below the outdoor design temperature, and then control part 62 is decided to be the 1st setting-up time T1 with time delayed occlusion of outdoor fan drive division 52.
And, control part 62 is kept the opening of outdoor fan drive division 52 in during the 1st setting-up time T1, outdoor air O is cooler condenser 4 in the 1st setting-up time T1, and in the time of through the 1st setting-up time T1, close chamber's external fan drive division 52 stops outdoor fan 14.(S24，S25)
And outdoor temperature surpasses outdoor design temperature, and then control part 62 is decided to be the 2nd setting-up time T2 longer than the 1st setting-up time T1 with time delayed occlusion of outdoor fan drive division 52.
And, control part 62 is kept the opening of outdoor fan drive division 52 in during the 2nd setting-up time T2, outdoor air O is abundant cooler condenser 4 in the 2nd setting-up time T2, and through the 2nd setting-up time T2 the time, close chamber's external fan drive division 52 stops outdoor fan 14.(S24，S26)
Fig. 7 is the air-conditioner indoor fan control method of the present invention flow chart of another embodiment again.
At first, when closing the air-conditioner running, control part 62 close chamber's internal fan drive divisions 54 stop indoor fan 12.(S31，S32)
Secondly, control part 62 close compressor drive divisions 50 stop the driving of compressor 2.(S33) then, control part 62 is from time delayed occlusion of heat liberation board temperature sense part 60 sensing results decision outdoor fan drive division 52.(T1，T2)
And, control part 62 is kept the opening of outdoor fan drive division 52 in during the 1st setting-up time T1, outdoor air O cools off heat liberation board 20 in the 1st setting-up time T1, close chamber's external fan drive division 52 stops outdoor fan 14 in the time of through the 1st setting-up time T1.(S34，S35)
On the contrary, heat liberation board 20 temperature surpass the heat release design temperature, and then control part 62 is decided to be the 2nd setting-up time T2 longer than the 1st setting-up time T1 with time delayed occlusion of outdoor fan drive division 52.
And, control part 62 is kept the opening of outdoor fan drive division 52 in during the 2nd setting-up time T2, outdoor air O fully cools off heat liberation board 20 in the 2nd setting-up time T2, through the 2nd setting-up time T2 the time, close chamber's external fan drive division 52 stops outdoor fan 14.(S34，S36)
Claims (3)
1, a kind of outdoor fan controlling method of air-conditioner, indoor fan stopped when the input air-conditioner was closed, stop after the close compressor in the outdoor fan controlling method of air-conditioner of outdoor fan, it is characterized in that outdoor temperature is below the outdoor design temperature, perhaps outdoor temperature is below the heat release design temperature above outdoor design temperature and heat liberation board temperature, stops outdoor fan when then compressor cuts out afterwards through the 1st setting-up time; Outdoor temperature surpasses outdoor design temperature, and the heat liberation board temperature stops outdoor fan above the heat release design temperature when then compressor cuts out afterwards through the 2nd setting-up time; The 2nd setting-up time is longer than the 1st setting-up time.
2, a kind of outdoor fan controlling method of air-conditioner, indoor fan stopped when the input air-conditioner was closed, stop after the close compressor in the outdoor fan controlling method of air-conditioner of outdoor fan, it is characterized in that outdoor temperature is below the outdoor design temperature, stop outdoor fan when then compressor cuts out afterwards through the 1st setting-up time; Outdoor temperature surpasses outdoor design temperature, stops outdoor fan when then compressor cuts out afterwards through the 2nd setting-up time, and the 2nd setting-up time is longer than the 1st setting-up time.
3, a kind of outdoor fan controlling method of air-conditioner, indoor fan stopped when the input air-conditioner was closed, stop after the close compressor in the outdoor fan controlling method of air-conditioner of outdoor fan, it is characterized in that the heat liberation board temperature is below the heat release design temperature, stop outdoor fan when then compressor cuts out afterwards through the 1st setting-up time, the heat liberation board temperature surpasses the heat release design temperature, stop outdoor fan when then compressor cuts out afterwards through the 2nd setting-up time, the 2nd setting-up time is longer than the 1st setting-up time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510013974 CN1888647A (en) | 2005-06-27 | 2005-06-27 | Air conditioner outdoor fan controlling method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510013974 CN1888647A (en) | 2005-06-27 | 2005-06-27 | Air conditioner outdoor fan controlling method |
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| CN1888647A true CN1888647A (en) | 2007-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200510013974 Pending CN1888647A (en) | 2005-06-27 | 2005-06-27 | Air conditioner outdoor fan controlling method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269464A (en) * | 2011-08-22 | 2011-12-07 | 四川长虹电器股份有限公司 | Delayed protection method for air conditioner |
| CN106642519A (en) * | 2016-09-20 | 2017-05-10 | 青岛海尔空调器有限总公司 | Constant-frequency air conditioner stopping control method and device |
| CN110145837A (en) * | 2019-04-19 | 2019-08-20 | 青岛海尔空调器有限总公司 | Air conditioner and its control method |
| CN112594885A (en) * | 2019-04-19 | 2021-04-02 | 青岛海尔空调器有限总公司 | Air conditioner and control method thereof |
-
2005
- 2005-06-27 CN CN 200510013974 patent/CN1888647A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269464A (en) * | 2011-08-22 | 2011-12-07 | 四川长虹电器股份有限公司 | Delayed protection method for air conditioner |
| CN106642519A (en) * | 2016-09-20 | 2017-05-10 | 青岛海尔空调器有限总公司 | Constant-frequency air conditioner stopping control method and device |
| CN110145837A (en) * | 2019-04-19 | 2019-08-20 | 青岛海尔空调器有限总公司 | Air conditioner and its control method |
| CN110145837B (en) * | 2019-04-19 | 2020-11-27 | 青岛海尔空调器有限总公司 | Air conditioner and control method thereof |
| CN112594885A (en) * | 2019-04-19 | 2021-04-02 | 青岛海尔空调器有限总公司 | Air conditioner and control method thereof |
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