CN105402845B - A kind of adjusting method of air-conditioning system - Google Patents
A kind of adjusting method of air-conditioning system Download PDFInfo
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- CN105402845B CN105402845B CN201410453572.5A CN201410453572A CN105402845B CN 105402845 B CN105402845 B CN 105402845B CN 201410453572 A CN201410453572 A CN 201410453572A CN 105402845 B CN105402845 B CN 105402845B
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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
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- 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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Abstract
The invention discloses a kind of adjusting methods of air-conditioning system; it is related to refrigeration equipment; solve the problems, such as that air-conditioning system cannot operate in optimum state under indoor unit and the separately adjustable mode of outdoor unit; the technical solution for solving the problems, such as this mainly includes adjusting indoor fan and adjusting outdoor fan, after blower and outdoor fan terminate adjusting indoors, it is judged whether or not refrigeration demand; if; then return continues to adjust indoor fan and outdoor fan enters circulation, if it is not, then controlling compressor shutdown.Present invention is mainly used for the controls of air-conditioning system.
Description
Technical field
The present invention relates to refrigeration equipment, especially a kind of adjusting method of air-conditioning system.
Background technique
The indoor unit and outdoor unit of existing air conditioner in machine room mostly use greatly separately adjustable mode, such as following scheme: scheme one,
Indoor fan is carried out according to preset rotation speed, indoor fan not speed governing operation (part type wind in room when dehumidifying operation when refrigeration
Chance turns down revolving speed operation), outdoor fan carries out stepless time adjustment using fan speed regulation device according to condensing pressure or uses condensation pressure
The speed regulation of force controller start-stop；Scheme two, indoor fan are carried out according to preset rotation speed, indoor fan not speed governing operation, room when refrigeration
Outer blower carries out a point wind file according to condensing pressure and adjusts the speed；Scheme three, indoor fan are carried out according to preset rotation speed, wind in room when refrigeration
Machine carries out stepless time adjustment according to indoor bout temperature or supply air temperature, and outdoor fan carries out stepless time adjustment according to condensing pressure or divides
Wind file speed regulation.Above-mentioned several control indoor and outdoor machines are adjusted without linkage, and air-conditioning system does not operate in optimum state.
Summary of the invention
Present invention purpose to be achieved is just to provide a kind of adjusting method of air-conditioning system, passes through indoor fan and outdoor
The linkage of blower is adjusted, and air-conditioning system is made to reach optimal operational condition.
In order to achieve the above object, the present invention adopts the following technical scheme: a kind of adjusting method of air-conditioning system, the sky
Adjusting system includes controller, indoor unit and outdoor unit, and indoor unit includes the evaporator and indoor fan, and outdoor unit includes described
Condenser and outdoor fan, indoor fan and outdoor fan are connect with controller, by expansion valve, evaporator, compressor, condensation
Device successively joins end to end to form a circulation, and when refrigeration demand > 0, compressor start operation, indoor fan presses default wind speed fortune
Row, the controller work according to condensing pressure-rotation speed relation curve adjustment outdoor fan, after system stable operation T time, meter
Air-conditioning system EER at this time is calculated, the adjusting method includes adjusting indoor fan and adjusting outdoor fan, and adjusting indoor fan includes
Below step by step:
A, current outdoor rotation speed of fan is maintained, indoor fan revolving speed A% is reduced, after the stable operation T1 time, is calculated at this time
Air-conditioning system EER, then judges whether Energy Efficiency Ratio increases, and whether the revolving speed of current indoor blower is greater than default minimum speed
N%, if so, b1 is entered step, if it is not, then entering step b2；
B1, indoor fan revolving speed A% is reduced, after the stable operation T1 time, calculates air-conditioning system EER at this time, then proceed to
Judge whether Energy Efficiency Ratio increases, and whether the revolving speed of current indoor blower is greater than default minimum speed N%, if so, repeating b1
Step, if it is not, then entering step c1；
B2, indoor fan revolving speed A% is increased, after the stable operation T1 time, calculates air-conditioning system EER at this time, then judge
Whether Energy Efficiency Ratio increases, and whether the revolving speed of current indoor blower is less than default maximum speed M%, if so, b2 step is repeated,
If it is not, then entering step c2；
C1, indoor fan revolving speed A% is increased, and terminates indoor fan adjusting；
C2, indoor fan revolving speed A% is reduced, and terminates indoor fan adjusting；
Adjust outdoor fan include it is following step by step:
E, current indoor rotation speed of fan is maintained, outdoor fan revolving speed B% is reduced, after the stable operation T2 time, then calculates this
When air-conditioning system EER, then judge whether Energy Efficiency Ratio increases, and whether the revolving speed of current outdoor blower is greater than default minimum speed
Q%, if so, f1 is entered step, if it is not, then entering step f2；
F1, outdoor fan revolving speed B% is reduced, after the stable operation T2 time, calculates air-conditioning system EER at this time, then judge
Whether Energy Efficiency Ratio increases, and whether the revolving speed of current outdoor blower is greater than default minimum speed Q%, if so, f1 step is repeated,
If it is not, then entering step g1；
F2, outdoor fan revolving speed B% is increased, after the stable operation T2 time, calculates air-conditioning system EER at this time, then judge
Whether Energy Efficiency Ratio increases, and whether the revolving speed of current outdoor blower is less than default maximum speed P%, if so, f2 step is repeated,
If it is not, then entering step g2；
G1, outdoor fan revolving speed B% is increased, terminates outdoor fan and adjusts；
G2, outdoor fan revolving speed B% is reduced, terminates outdoor fan and adjusts；
After blower and outdoor fan terminate adjusting indoors, it is judged whether or not refrigeration demand, if so, return after
Continuous adjusting indoor fan and outdoor fan enter circulation, if it is not, then controlling compressor shutdown；
Wherein, T is the time of air-conditioning system stable operation, and T1 is that air-conditioning system stablizes fortune after adjusting indoor fan revolving speed
Capable time, A% are the rotational speed regulation step-length of indoor fan, and M% is the maximum speed of indoor fan, and N% is indoor fan
Minimum speed, T2 are the time of air-conditioning system stable operation after adjusting outdoor fan revolving speed, and B% is the revolving speed tune of outdoor fan
Step-length is saved, P% is the maximum speed of outdoor fan, and Q% is the minimum speed of outdoor fan.
Further, indoor fan is first adjusted, after indoor fan is adjusted, starts to adjust outdoor fan, finally makes sky
It mediates in optimal operational condition.
Further, outdoor fan is first adjusted, after outdoor fan is adjusted, starts to adjust indoor fan, finally makes sky
It mediates in optimal operational condition.
Further, the T is 10~30 minutes.
Further, the T1 is 5~15 minutes.
Further, the A% is the 1%~3% of indoor fan rated speed.
Further, the M% is the 100% of indoor fan rated speed, and the N% is indoor fan rated speed
50%~60%.Further, the T2 is 5~15 minutes.
Further, the B% is the 2%~4% of outdoor fan rated speed.
Further, the P% is the 100% of outdoor fan rated speed, and the Q% is outdoor fan rated speed
30%~40%.
After adopting the above technical scheme, the present invention has the advantage that first by indoor fan and outdoor fan into
Row linkage is adjusted, and air-conditioning system is made to reach optimal operational condition, and link adjust timely responded to according to refrigeration demand or and
When stop, can be improved the working efficiency of air-conditioning system, improve Energy Efficiency Ratio, reduce the power consumption of unit time.
Detailed description of the invention
Fig. 1 is the schematic diagram of air-conditioning system of the present invention.
Specific embodiment
The present invention provides a kind of adjusting method of air-conditioning system, and the air-conditioning system is as shown in Figure 1, include controller, room
Interior machine and outdoor unit, indoor unit include evaporator 11 and indoor fan 12, and outdoor unit includes condenser 31 and outdoor fan 32, room
Inner blower and outdoor fan are connect with controller, by expansion valve 4, evaporator 11, compressor 2, condenser 31 successively head and the tail phase
A circulation is even formed, there is temperature sensing package 41 before valve between expansion valve and condenser, suction is provided between evaporator and compressor
Gas temperature sensing package 21 and the suction pressure ga(u)ge 22 for detecting pressure of inspiration(Pi), are provided with detection pressure at expulsion between compressor and condenser
Pressure at expulsion meter 33.Pre-stored data includes suction pressure of compressor, pressure at expulsion, the degree of superheat (by air-breathing temperature in controller
Degree is calculated with pressure of inspiration(Pi) and is obtained), degree of supercooling (being calculated by temperature before expansion valve with pressure at expulsion) and its corresponding pressure
Contracting mechanism cooling capacity and compressor horsepower, there are also indoor fan revolving speeds and power mapping table, outdoor fan revolving speed and power pair
Answer relation table.
First illustratively, the total wasted work of Energy Efficiency Ratio=air-conditioning system refrigerating capacity/air-conditioning system of air-conditioning system, air-conditioning
Total wasted work=compressor horsepower+indoor fan power+outdoor fan power of system, controller power very little are negligible.
Refrigerating capacity and compressor horsepower are tabled look-up according to suction pressure of compressor, pressure at expulsion, the degree of superheat, degree of supercooling and can be obtained；Interior/exogenous wind
Machine power is checked in by indoor/outer rotation speed of fan with power mapping table respectively.Into linkage adjust condition be refrigeration demand >
0, after compressor is opened, compressor shutdown after no refrigeration demand exits linkage and adjusts；When air-conditioning system is adjusted to optimum state
After operation, if refrigeration demand is still at this time > and 0, enter circulation and adjusts；In the adjustment process of air-conditioning system, air-conditioning system
Other protections are still worked, and when such as detecting that pressure protection point low/high is exceeded, then need to stop linkage adjusting, protection air-conditioning system is just
Often.
When refrigeration demand > 0, compressor start operation, indoor fan presses default wind speed operation, and the controller is according to cold
Solidifying pressure-rotation speed relation curve adjustment outdoor fan works, and after system stable operation T time, calculates air-conditioning system EER at this time,
Then linkage adjusting is carried out to air-conditioning system, adjusting method includes adjusting indoor fan and adjusting outdoor fan, specific to adjust step
Suddenly referring to following embodiment.
Embodiment one:
The present embodiment first adjusts indoor fan, after indoor fan is adjusted, starts to adjust outdoor fan, finally makes air-conditioning
In optimal operational condition, when refrigeration demand > 0, compressor start operation, indoor fan presses default wind speed operation, the control
Device processed works according to condensing pressure-rotation speed relation curve adjustment outdoor fan, after system stable operation T time, calculates this space-time
Adjusting system EER, then start adjust indoor fan, including it is following step by step:
A, current outdoor rotation speed of fan is maintained, indoor fan revolving speed A% is reduced, after the stable operation T1 time, is calculated at this time
Air-conditioning system EER, then judges whether Energy Efficiency Ratio increases, and whether the revolving speed of current indoor blower is greater than default minimum speed
N%, if so, b1 is entered step, if it is not, then entering step b2；
B1, indoor fan revolving speed A% is reduced, after the stable operation T1 time, calculates air-conditioning system EER at this time, then proceed to
Judge whether Energy Efficiency Ratio increases, and whether the revolving speed of current indoor blower is greater than default minimum speed N%, if so, repeating b1
Step, if it is not, then entering step c1；
B2, indoor fan revolving speed A% is increased, after the stable operation T1 time, calculates air-conditioning system EER at this time, then judge
Whether Energy Efficiency Ratio increases, and whether the revolving speed of current indoor blower is less than default maximum speed M%, if so, b2 step is repeated,
If it is not, then entering step c2；
C1, indoor fan revolving speed A% is increased, and terminates indoor fan adjusting, start to adjust outdoor fan；
C2, indoor fan revolving speed A% is reduced, and terminates indoor fan adjusting, start to adjust outdoor fan；
Adjust outdoor fan include it is following step by step:
E, current indoor rotation speed of fan is maintained, outdoor fan revolving speed B% is reduced, after the stable operation T2 time, then calculates this
When air-conditioning system EER, then judge whether Energy Efficiency Ratio increases, and whether the revolving speed of current outdoor blower is greater than default minimum speed
Q%, if so, f1 is entered step, if it is not, then entering step f2；
F1, outdoor fan revolving speed B% is reduced, after the stable operation T2 time, calculates air-conditioning system EER at this time, then judge
Whether Energy Efficiency Ratio increases, and whether the revolving speed of current outdoor blower is greater than default minimum speed Q%, if so, f1 step is repeated,
If it is not, then entering step g1；
F2, outdoor fan revolving speed B% is increased, after the stable operation T2 time, calculates air-conditioning system EER at this time, then judge
Whether Energy Efficiency Ratio increases, and whether the revolving speed of current outdoor blower is less than default maximum speed P%, if so, f2 step is repeated,
If it is not, then entering step g2；
G1, outdoor fan revolving speed B% is increased, terminates outdoor fan and adjust, air-conditioning is made to be in optimal operational condition；
G2, outdoor fan revolving speed B% is reduced, terminates outdoor fan and adjust, air-conditioning is made to be in optimal operational condition.
Wherein, T is the time of air-conditioning system stable operation, and T takes 10~30 minutes, such as 15 minutes, and T1 is air-conditioning system
The time of stable operation after adjusting indoor fan revolving speed, T1 take 5~15 minutes, such as 10 minutes, and A% is turning for indoor fan
Velocity modulation section step-length, A% take the 1%~3% of indoor fan rated speed, such as 2%, and M% is the maximum speed of indoor fan, and one
As M% be indoor fan rated speed 100%, also can according to need and suitably turn down, but no more than indoor fan volume
Determining revolving speed, N% is the minimum speed of indoor fan, and N% is set in the 50%~60% of indoor fan rated speed, such as
55%, T2 are the time of air-conditioning system stable operation after adjusting outdoor fan revolving speed, and T2 takes 5~15 minutes, such as 12 minutes,
B% is the rotational speed regulation step-length of outdoor fan, and B% takes the 2%~4% of outdoor fan rated speed, such as 2.5%, and P% is room
The maximum speed of outer blower, that is, P% are the 100% of outdoor fan rated speed, also can according to need and suitably turn down, but
No more than the rated speed of outdoor fan, Q% is the minimum speed of outdoor fan, and Q% is set in outdoor fan rated speed
30%~40%, such as 35%.
In above-mentioned steps, the minimum speed for limiting indoor fan can guarantee refrigeration air supplying distance and without hot localised points, limit
The minimum speed of outdoor fan processed can guarantee the normal speed governing operation of outdoor fan energy without breaking down.
Embodiment two:
The present embodiment first adjusts outdoor fan, after outdoor fan is adjusted, starts to adjust indoor fan, finally makes air-conditioning
In optimal operational condition, when refrigeration demand > 0, compressor start operation, indoor fan presses default wind speed operation, the control
Device processed works according to condensing pressure-rotation speed relation curve adjustment outdoor fan, after system stable operation T time, calculates this space-time
Adjusting system EER, then start adjust outdoor fan, including it is following step by step:
E, current indoor rotation speed of fan is maintained, outdoor fan revolving speed B% is reduced, after the stable operation T2 time, then calculates this
When air-conditioning system EER, then judge whether Energy Efficiency Ratio increases, and whether the revolving speed of current outdoor blower is greater than default minimum speed
Q%, if so, f1 is entered step, if it is not, then entering step f2；
F1, outdoor fan revolving speed B% is reduced, after the stable operation T2 time, calculates air-conditioning system EER at this time, then judge
Whether Energy Efficiency Ratio increases, and whether the revolving speed of current outdoor blower is greater than default minimum speed Q%, if so, f1 step is repeated,
If it is not, then entering step g1；
F2, outdoor fan revolving speed B% is increased, after the stable operation T2 time, calculates air-conditioning system EER at this time, then judge
Whether Energy Efficiency Ratio increases, and whether the revolving speed of current outdoor blower is less than default maximum speed P%, if so, f2 step is repeated,
If it is not, then entering step g2；
G1, outdoor fan revolving speed B% is increased, terminates outdoor fan and adjusts, start to adjust indoor fan；
G2, outdoor fan revolving speed B% is reduced, terminates outdoor fan and adjusts, start to adjust indoor fan；
Adjust indoor fan include it is following step by step:
A, current outdoor rotation speed of fan is maintained, indoor fan revolving speed A% is reduced, after the stable operation T1 time, is calculated at this time
Air-conditioning system EER, then judges whether Energy Efficiency Ratio increases, and whether the revolving speed of current indoor blower is greater than default minimum speed
N%, if so, b1 is entered step, if it is not, then entering step b2；
B1, indoor fan revolving speed A% is reduced, after the stable operation T1 time, calculates air-conditioning system EER at this time, then proceed to
Judge whether Energy Efficiency Ratio increases, and whether the revolving speed of current indoor blower is greater than default minimum speed N%, if so, repeating b1
Step, if it is not, then entering step c1；
B2, indoor fan revolving speed A% is increased, after the stable operation T1 time, calculates air-conditioning system EER at this time, then judge
Whether Energy Efficiency Ratio increases, and whether the revolving speed of current indoor blower is less than default maximum speed M%, if so, b2 step is repeated,
If it is not, then entering step c2；
C1, indoor fan revolving speed A% is increased, and terminates indoor fan adjusting, air-conditioning is made to be in optimal operational condition；
C2, indoor fan revolving speed A% is reduced, and terminates indoor fan adjusting, air-conditioning is made to be in optimal operational condition.
Wherein, T is the time of air-conditioning system stable operation, and T takes 10~30 minutes, such as 20 minutes, and T1 is air-conditioning system
The time of stable operation after adjusting indoor fan revolving speed, T1 take 5~15 minutes, such as 12 minutes, and A% is turning for indoor fan
Velocity modulation section step-length, A% take the 1%~3% of indoor fan rated speed, such as 1.5%, and M% is the maximum speed of indoor fan,
General M% is the 100% of the rated speed of indoor fan, also can according to need and suitably turns down, but no more than indoor fan
Rated speed, N% are the minimum speed of indoor fan, and N% is set in the 50%~60% of indoor fan rated speed, such as
58%, T2 are the time of air-conditioning system stable operation after adjusting outdoor fan revolving speed, and T2 takes 5~15 minutes, such as 8 minutes,
B% is the rotational speed regulation step-length of outdoor fan, and B% takes the 2%~4% of outdoor fan rated speed, such as 3.5%, and P% is room
The maximum speed of outer blower, that is, P% are the 100% of outdoor fan rated speed, also can according to need and suitably turn down, but
No more than the rated speed of outdoor fan, Q% is the minimum speed of outdoor fan, and Q% is set in outdoor fan rated speed
30%~40%, such as 32%.
In above-mentioned steps, the minimum speed for limiting indoor fan can guarantee refrigeration air supplying distance and without hot localised points, limit
The minimum speed of outdoor fan processed can guarantee the normal speed governing operation of outdoor fan energy without breaking down.
In addition to above preferred embodiment, there are other embodiments of the invention, and those skilled in the art can be according to this
Invention makes various changes and modifications, and as long as it does not depart from the spirit of the invention, should belong to appended claims of the present invention and determines
The range of justice.
Claims (10)
1. a kind of adjusting method of air-conditioning system, the air-conditioning system include controller, indoor unit and outdoor unit, indoor unit includes
Evaporator and indoor fan, outdoor unit include condenser and outdoor fan, and indoor fan and outdoor fan are connect with controller,
It is successively joined end to end by expansion valve, evaporator, compressor, condenser and forms a circulation, when refrigeration demand > 0, compressor is opened
Dynamic operation, indoor fan press default wind speed operation, and the controller is according to condensing pressure-rotation speed relation curve adjustment outdoor fan
It works, after system stable operation T time, calculates air-conditioning system EER at this time, the adjusting method includes adjusting indoor fan and tune
Save outdoor fan, it is characterised in that:
Adjust indoor fan include it is following step by step:
A, current outdoor rotation speed of fan is maintained, indoor fan revolving speed A% is reduced, after the stable operation T1 time, calculates air-conditioning at this time
System EER, then judges whether EER increases, and whether the revolving speed of current indoor blower is greater than default minimum speed N%, if so,
B1 is then entered step, if it is not, then entering step b2；
B1, indoor fan revolving speed A% is reduced, after the stable operation T1 time, calculates air-conditioning system EER at this time, then proceed to judge
Whether EER increases, and whether the revolving speed of current indoor blower is greater than default minimum speed N%, if so, b1 step is repeated, if
It is no, then enter step c1；
B2, indoor fan revolving speed A% is increased, after the stable operation T1 time, calculates air-conditioning system EER at this time, then judge that EER is
No raising, and whether the revolving speed of current indoor blower is less than default maximum speed M%, if so, b2 step is repeated, if it is not, then
Enter step c2；
C1, indoor fan revolving speed A% is increased, and terminates indoor fan adjusting；
C2, indoor fan revolving speed A% is reduced, and terminates indoor fan adjusting；
Adjust outdoor fan include it is following step by step:
E, current indoor rotation speed of fan is maintained, outdoor fan revolving speed B% is reduced, after the stable operation T2 time, then calculates this space-time
Adjusting system EER, then judges whether EER increases, and whether the revolving speed of current outdoor blower is greater than default minimum speed Q%, if
It is then to enter step f1, if it is not, then entering step f2；
F1, outdoor fan revolving speed B% is reduced, after the stable operation T2 time, calculates air-conditioning system EER at this time, then judge that EER is
No raising, and whether the revolving speed of current outdoor blower is greater than default minimum speed Q%, if so, f1 step is repeated, if it is not, then
Enter step g1；
F2, outdoor fan revolving speed B% is increased, after the stable operation T2 time, calculates air-conditioning system EER at this time, then judge that EER is
No raising, and whether the revolving speed of current outdoor blower is less than default maximum speed P%, if so, f2 step is repeated, if it is not, then
Enter step g2；
G1, outdoor fan revolving speed B% is increased, terminates outdoor fan and adjusts；
G2, outdoor fan revolving speed B% is reduced, terminates outdoor fan and adjusts；
After blower and outdoor fan terminate adjusting indoors, it is judged whether or not refrigeration demand, continues to adjust if so, returning
Section indoor fan and outdoor fan enter circulation, if it is not, then controlling compressor shutdown；
Wherein, T is the time of air-conditioning system stable operation, and T1 is air-conditioning system stable operation after adjusting indoor fan revolving speed
Time, A% are the rotational speed regulation step-length of indoor fan, and M% is the maximum speed of indoor fan, and N% is the minimum of indoor fan
Revolving speed, T2 are the time of air-conditioning system stable operation after adjusting outdoor fan revolving speed, and B% is that the rotational speed regulation of outdoor fan walks
Long, P% is the maximum speed of outdoor fan, and Q% is the minimum speed of outdoor fan.
2. the adjusting method of air-conditioning system according to claim 1, it is characterised in that: first adjust indoor fan, indoor wind
After machine is adjusted, starts to adjust outdoor fan, air-conditioning is finally made to be in optimal operational condition.
3. the adjusting method of air-conditioning system according to claim 1, it is characterised in that: first adjust outdoor fan, outdoor wind
After machine is adjusted, starts to adjust indoor fan, air-conditioning is finally made to be in optimal operational condition.
4. the adjusting method of air-conditioning system according to any one of claims 1 to 3, it is characterised in that: the T is 10~30 points
Clock.
5. the adjusting method of air-conditioning system according to any one of claims 1 to 3, it is characterised in that: the T1 is 5~15 points
Clock.
6. the adjusting method of air-conditioning system according to any one of claims 1 to 3, it is characterised in that: the A% is indoor wind
The 1%~3% of machine rated speed.
7. the adjusting method of air-conditioning system according to any one of claims 1 to 3, it is characterised in that: the M% is indoor wind
The 100% of machine rated speed, the N% are the 50%~60% of indoor fan rated speed.
8. the adjusting method of air-conditioning system according to any one of claims 1 to 3, it is characterised in that: the T2 is 5~15 points
Clock.
9. the adjusting method of air-conditioning system according to any one of claims 1 to 3, it is characterised in that: the B% is outdoor wind
The 2%~4% of machine rated speed.
10. the adjusting method of air-conditioning system according to any one of claims 1 to 3, it is characterised in that: the P% is outdoor
The 100% of blower rated speed, the Q% are the 30%~40% of outdoor fan rated speed.
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| CN106091275B (en) * | 2016-06-20 | 2019-08-02 | 广东美芝制冷设备有限公司 | The combination control method of compressor and outdoor fan in air conditioner and air conditioner |
| CN106885353A (en) * | 2017-03-07 | 2017-06-23 | 奥克斯空调股份有限公司 | Air conditioner wind speed control system and control method |
| CN108344197A (en) * | 2018-01-30 | 2018-07-31 | 泰豪科技股份有限公司 | Dehumidifier and dehumidification system |
| CN110762804B (en) * | 2018-07-27 | 2021-06-08 | 上海海立电器有限公司 | Outer fan rotating speed control method of variable frequency air conditioner and variable frequency air conditioner |
| CN109827269B (en) * | 2019-01-25 | 2020-09-22 | 深圳市艾特网能技术有限公司 | Control method and control device for indirect evaporative cooling outdoor fan |
| CN111780362B (en) * | 2020-07-03 | 2022-03-11 | 海信（山东）空调有限公司 | Air conditioner and control method thereof |
| CN114353287A (en) * | 2021-12-08 | 2022-04-15 | 青岛海尔空调电子有限公司 | Fan optimization adjusting method and air conditioner |
| CN115200184A (en) * | 2022-07-11 | 2022-10-18 | 上海科泰运输制冷设备有限公司 | Frequency control method, controller and storage medium of condensing fan |
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| CN102455093A (en) * | 2011-08-17 | 2012-05-16 | 深圳市善能科技有限公司 | Energy efficiency controlling method for refrigerating system |
| CN202938438U (en) * | 2012-12-04 | 2013-05-15 | 北京理工大学 | Electric car heat pump air conditioning system driven by variable frequency motor |
| CN103912968A (en) * | 2013-01-04 | 2014-07-09 | 广东美的制冷设备有限公司 | Constant-air quantity output control method and device of air conditioner |
| CN104019528A (en) * | 2014-06-26 | 2014-09-03 | 东元总合科技（杭州）有限公司 | Efficient and energy-saving control algorithm for variable frequency air conditioner |
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