Disclosure of Invention
The invention can solve the technical problem that the fixed-frequency air conditioner frequently achieves warm shutdown in a short time, so that the user experience is influenced, and meanwhile, the service life of the air conditioner is shortened.
In order to solve the above problem, an embodiment of the present invention provides an air conditioner control method, where the control method includes: the air conditioner is recovered to run after being shut down for the first time after being executed to reach the temperature; acquiring operation information of the air conditioner, wherein the operation information comprises: the recovery operation time T of the compressor; the operation time T is less than or equal to a first preset time T1And when the fan is used, the rotating speed of the outdoor fan is controlled to be reduced.
When the air conditioner recovers to operate after reaching the temperature and stops for the first time, the operation time length T of the compressor of the air conditioner is obtained to judge whether the air conditioner meets the requirement of executing the temperature reaching and stopping for the second time in a short time, if the operation time length is within the range of the first preset time length, the purpose of reducing the compressor and frequently reaching the temperature and stopping the air conditioner can be achieved by reducing the rotating speed of an outdoor fan, the damage of the compressor caused by frequent stopping is reduced, and the user experience is further improved.
Further, in one of the present inventionIn an embodiment, the controlling to reduce the rotation speed of the outdoor fan includes: controlling the rotating speed D of the outdoor fan to D0-F1(ii) a Wherein D is0Is a preset rotating speed value F when the outdoor fan operates1And the corrected value is the rotating speed of the outdoor fan.
The purpose of reducing the frequent stop of the compressor is achieved by controlling the reduction of the rotating speed of the outdoor fan within a certain range.
Further, in one embodiment of the present invention, D0∈[350r/min,1100r/min];F1∈[100r/min,200r/min]。
When the compressor normally operates, the capacity of the outdoor unit for conveying load to the indoor environment is reduced by adjusting the rotating speed of the outdoor fan within a certain range, so that the compressor is prevented from being frequently stopped at a temperature.
Further, in an embodiment of the present invention, the operation information further includes: the indoor coil temperature value C and/or the high-voltage switch pressure value P; the controlling and reducing the rotating speed of the outdoor fan further comprises: the operation time T is less than or equal to a first preset time T1(ii) a And the temperature value C is more than or equal to a preset temperature value C0When and/or the pressure value P is more than or equal to a first preset pressure value P1And when the fan is used, the rotating speed of the outdoor fan is controlled to be reduced.
While the running time of the compressor is obtained, an indoor coil temperature value and a high-pressure switch pressure value can be obtained, and it can be understood that in this embodiment, there are three schemes: the operation time is less than or equal to a first preset time, and when the temperature value is greater than or equal to a preset temperature value, the rotating speed of the outdoor fan is controlled to be reduced; when the operation time is less than or equal to a first preset time and the pressure value is greater than or equal to a first preset pressure value, controlling to reduce the rotating speed of the outdoor fan; when the operation time is less than or equal to a first preset time, the temperature value is greater than or equal to a preset temperature value, and the pressure value is greater than or equal to a first preset pressure value; under the three schemes, the aims of reducing frequent temperature-reaching shutdown and high-temperature high-pressure protection shutdown are achieved by adjusting the rotating speed of the outdoor fan.
Further, in an embodiment of the present invention, the method further includes: when the pressure value P is more than or equal to a second preset pressure value P2When the fan is started, the rotating speed of the indoor fan is controlled to be increased; wherein the second preset pressure value P2Greater than the first preset pressure value P1。
After the rotating speed of the outdoor fan is reduced, the compressor continues to operate for a period of time, when the pressure value is larger than or equal to a second preset pressure value, the rotating speed of the indoor fan is controlled to be increased, and the purpose of reducing frequent shutdown is further achieved.
Further, in an embodiment of the present invention, the increasing the indoor fan rotation speed includes: controlling the rotating speed E of the indoor fan to be E0+F2(ii) a Wherein E is0For a predetermined value of the rotational speed, F, of the indoor fan during operation2And the corrected value is the rotating speed of the indoor fan.
By increasing the rotating speed of the indoor fan within a certain range, the capacity of the compressor for continuous low-power operation is enhanced, and frequent shutdown is further avoided.
Further, in one embodiment of the present invention, E0∈[800r/min,1450r/min];F2∈[100r/min,200r/min]。
When the compressor normally operates, the rotating speed of the indoor fan is increased within a certain range, the heat exchange capacity of the indoor unit is enhanced, the temperature value of the inner coil is reduced within a certain range, and frequent high-temperature and high-pressure shutdown within a short time is further avoided.
Further, in an embodiment of the present invention, the method further includes: when the running time T is more than or equal to a second preset time T2And the difference between the indoor environment temperature value A and the preset temperature value B is more than or equal to the preset difference A0When the temperature reaches the preset temperature, controlling the air conditioner to execute the second temperature-reaching shutdown; wherein the second preset time period T2Is longer than the first preset time length T1。
Through the rotational speed that reduces outdoor fan in certain extent and promote indoor fan's rotational speed, reached the purpose that the compressor can not shut down in the short time the in-process of air conditioner continuous operation if satisfy here and reach warm shut down demand, then can carry out the second time and reach warm shut down this moment, in this process, can not right the compressor causes the damage, has also avoided simultaneously in the short time, and the frequent shut down that reaches warm shut down and high temperature high pressure protection of air conditioner.
Further, an embodiment of the present invention further provides an air conditioner control device, where the air conditioner control device includes: a detection module: the system is used for detecting that the air conditioner is restored to operate after the first execution of the temperature-reaching shutdown until the temperature-reaching shutdown condition is met for the second time; an acquisition module: the method is used for acquiring the operation information of the air conditioner, and the operation information comprises the following steps: the recovery operation time T of the compressor; a control module: for setting the operation time length to be less than or equal to a first preset time length T1When the fan is started, the rotating speed of the outdoor fan is controlled to be reduced; wherein the operation information further includes: the indoor coil temperature value C and/or the high-voltage switch pressure value P; the control module further comprises: and controlling the rotating speed of the indoor fan.
The air conditioner control device detects, acquires and controls the air conditioner, so that the control method in the embodiment is operated, the service lives of the compressor and the air conditioner are further prolonged, and the user experience is enhanced.
Further, an embodiment of the present invention further provides an air conditioner, where the air conditioner includes a computer-readable storage medium storing a computer program and a processor, and when the computer program is read by the processor, the air conditioner implements the air conditioner control method in the foregoing embodiment.
In the process of executing the control method of the above embodiment, the air conditioner has all the beneficial effects brought to the air conditioner when the control method is executed, and details are not repeated here.
In summary, after the technical scheme of the invention is adopted, the following technical effects can be achieved:
i) judging whether the air conditioner meets the requirement of executing the temperature-reaching shutdown for the second time in a short time or not by acquiring the operation information of the air conditioner in the operation recovery process after executing the temperature-reaching shutdown for the first time; when the temperature of the air conditioner is met, the running time of the air conditioner between the first execution of temperature-reaching shutdown and the second execution of temperature-reaching shutdown is prolonged by reducing the rotating speed of the outdoor fan, so that the frequent temperature-reaching shutdown of the air conditioner in a short time is avoided;
and ii) frequent temperature-reaching shutdown and frequent high-temperature high-pressure protection shutdown are avoided by reducing the rotating speed of the outdoor fan and increasing the rotating speed of the indoor fan.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
[ first embodiment ] A method for manufacturing a semiconductor device
Referring to fig. 1, an embodiment of the present invention provides an air conditioner control method, including:
s10: the air conditioner is recovered to run after the first execution reaches the temperature and is shut down;
s20: acquiring operation information of the air conditioner, wherein the operation information comprises: the recovery operation time T of the compressor;
s30: when the operation time T is less than or equal to a first preset time T1And when the fan is used, the rotating speed of the outdoor fan is controlled to be reduced.
The control method of the air conditioner avoids reduction of user experience due to frequent temperature-reaching shutdown, and can be understood that in the process that the air conditioner recovers operation after the first temperature-reaching shutdown until the second temperature-reaching shutdown condition is met, if the air conditioner is in an environment with a small indoor area and the heat exchange efficiency of the air conditioner is high, the air conditioner can reach the second temperature-reaching shutdown condition in a short time, so that the compressor can be shut down again; that is, after the compressor is stopped at the temperature for the first time, the compressor may be frequently stopped at the temperature, which may damage the air conditioner device while affecting the user experience.
Preferably, after the temperature-reaching shutdown is executed for the first time and when the temperature-reaching shutdown condition is met for the second time, the rotating speed of the outdoor fan is adjusted by acquiring the running time of the compressor of the air conditioner, so that the heat exchange capacity of the air conditioner is weakened, the condition that the temperature-reaching shutdown is achieved again in a short time is avoided, and the damage to air conditioner equipment caused by frequent shutdown of the air conditioner is avoided; in S30, the first preset time period T1∈[8min,12min]Wherein the optimal value is selected to be 10 min.
It should be noted that in S30, the first preset time period T is selected1Taking 10min as an example, if the operation time T reaches the first preset time T1When the time is T is more than 10min, the temperature-reaching shutdown of the air conditioner is consistent with the execution process of the temperature-reaching shutdown in the conventional prior art in the running process of the air conditioner, namely the temperature-reaching shutdown of the air conditioner can be carried out at any time when the time is T is more than 10 min.
Further, referring to fig. 2, in S30, when controlling to decrease the rotation speed of the outdoor fan, the following expression is used: d ═ D0-F1,D0Is a preset rotating speed value F when the outdoor fan operates1The corrected value is the rotating speed of the outdoor fan; wherein D is0∈[350r/min,1100r/min],D0The optimal value is 860 r/min; f1∈[100r/min,200r/min],F1The optimal value is 150 r/min; by adjusting the rotating speed of the outdoor fan, the condition that the air conditioner is stopped when reaching the temperature for the second time in a short time is avoided, the frequency of frequent stopping is reduced, and the user experience is improved.
Further, the air conditioner control method further includes:
s40: the running time length T is more than or equal toA second preset duration T2And the difference between the indoor environment temperature value A and the preset temperature value B is more than or equal to the preset difference A0;
S50: and controlling the air conditioner to execute the second temperature-reaching shutdown.
Preferably, in S40, the second preset time period T2∈[28min,32min]And T is2Selecting the optimal value to be 30 min; when T is more than or equal to T2Then, obtaining the current indoor temperature value A and the preset temperature value B, and calculating to obtain whether the requirement of the second temperature-reaching shutdown is met, wherein the expression is as follows: A-B is more than or equal to A0(ii) a Wherein A is0Is a predetermined difference, and A0∈[0.5℃,1.5℃]Selecting A0The optimal value of (A) is 1 ℃; it can be understood that, when the difference between the current indoor temperature value a and the preset temperature value B is detected to be at the preset difference a0When the temperature is within the range, the air conditioner can meet the requirement of the second temperature-reaching shutdown, and then step S50 is executed to control the air conditioner to execute the second temperature-reaching shutdown.
[ second embodiment ]
Preferably, referring to fig. 3, a second embodiment of the present invention provides another air conditioner control method, including:
s11: the air conditioner is recovered to run after the first execution reaches the temperature and is shut down;
s21: acquiring operation information of the air conditioner, wherein the operation information comprises: the recovery operation time T of the compressor; the indoor coil temperature value C and/or the high-voltage switch pressure value P;
s31: the operation time T is less than or equal to a first preset time T1(ii) a And the number of the first and second electrodes,
the temperature value C is more than or equal to a preset temperature value C0And/or the pressure value P is more than or equal to a first preset pressure value P1And controlling and reducing the rotating speed of the outdoor fan.
The control method of the air conditioner avoids reduction of user experience due to frequent high-temperature and high-pressure protection shutdown, and can be understood that an indoor coil temperature value C and a high-pressure switch pressure value P can rise in the operation process of the air conditioner, and a compressor can stop operating when the temperature and the pressure values reach protection values; after the air conditioner is shut down at the temperature reached for the first time and when the condition of shutting down at the temperature reached for the second time is met, the temperature value C of the coil pipe and the pressure value P of the high-pressure switch of the air conditioner rise rapidly in a short time, and the compressor of the air conditioner can also stop running again under the protection of high temperature and high pressure; in the process, frequent high-temperature and high-pressure protection shutdown can also damage the air conditioner, and further reduces user experience.
Preferably, in S21 and S31, the recovery operation time period T of the compressor is obtained; the temperature value C of the indoor coil pipe and/or the pressure value P of the high-voltage switch control the reduction of the rotating speed of the outdoor fan, thereby reducing the heat exchange capacity of the air conditioner and achieving the purpose of reducing frequent shutdown.
Wherein, in S31, the method includes: the operation time T is less than or equal to a first preset time T1And the temperature value C is more than or equal to a preset temperature value C0When the fan is started, the rotating speed of the outdoor fan is controlled to be reduced; the operation time T is less than or equal to a first preset time T1And the pressure value P is more than or equal to a first preset pressure value P1When the fan is started, the rotating speed of the outdoor fan is controlled to be reduced; and the running time T is less than or equal to a first preset time T1The temperature value C is more than or equal to a preset temperature value C0And the pressure value P is more than or equal to a first preset pressure value P1And when the fan is used, the rotating speed of the outdoor fan is controlled to be reduced.
Further, in S31, the first preset time period T1∈[8min,12min]Wherein, the optimal value is selected for 10 min; preset temperature value C0∈[53℃,57℃]Wherein the optimal value is 55 ℃; a first preset pressure value P1∈[4.1Mpa,4.3Mpa]Wherein the optimal value is 4.2 MPa.
It should be noted that in S31, the first preset time period T is selected1Is 10min, if the running time T reaches a first preset time T1When the time is T is more than 10min, the temperature-reaching shutdown of the air conditioner is consistent with the execution process of the temperature-reaching shutdown in the conventional prior art in the running process of the air conditioner, namely the temperature-reaching shutdown of the air conditioner can be carried out at any time when the time is T is more than 10 min.
Still further, in S31, the control reduces the roomWhen the rotating speed of the outer fan is higher than the rotating speed of the outer fan, the following expression is used: d ═ D0-F1,D0Is a preset rotating speed value F when the outdoor fan operates1The corrected value is the rotating speed of the outdoor fan; wherein D is0∈[350r/min,1100r/min],D0The optimal value is 860 r/min; f1∈[100r/min,200r/min],F1The optimum value is 150 r/min.
Preferably, the air conditioner control method further includes:
s32: when the pressure value P of the high-voltage switch is more than or equal to a second preset pressure value P2When the current is over;
s33: and controlling and lifting the rotating speed of the indoor fan.
Further, referring to fig. 4, in S32, a second preset pressure value P2∈(4.3Mpa,4.5Mpa]Wherein the optimal value is 4.4 MPa; in S33, the indoor fan speed is controlled to be raised using the following expression: e ═ E0-F2,E0For a predetermined value of the rotational speed, F, of the indoor fan during operation2The corrected value is the rotating speed value of the indoor fan; wherein E is0∈[800r/min,1450r/min]And E is0The optimal value is 1080 r/min; f2∈[100r/min,200r/min]And F is1The optimal value is 150 r/min; through the rotational speed of adjusting indoor fan, reduced the number of times that frequent high temperature high pressure protection shut down, improved user experience.
Further, the air conditioner control method further includes:
s40: the operation time length T is more than or equal to a second preset time length T2And the difference between the indoor environment temperature value A and the preset temperature value B is more than or equal to the preset difference A0;
S50: and controlling the air conditioner to execute the second temperature-reaching shutdown.
It can be understood that, after the rotating speed of the outdoor fan is reduced and the rotating speed of the indoor fan is increased, the air conditioner avoids the problems of temperature reaching shutdown in a short time and high-temperature and high-pressure protection shutdown, and at the moment, if the air conditioner meets the requirement of temperature reaching shutdown for the second time, the steps of S40 and S50 are executed; in addition, when the steps S40 and S50 are executed, the process is the same as the process of executing the steps S40 and S50 in the above embodiment, and the description thereof is omitted here.
[ third embodiment ]
Referring to fig. 5, a third embodiment of the present invention provides an air conditioning control device including:
a detection module: the air conditioner is used for detecting that the air conditioner is restored to operate after being shut down for the first time when the air conditioner is executed for reaching the temperature;
an acquisition module: the method is used for acquiring the operation information of the air conditioner, and the operation information comprises the following steps: the recovery operation time T of the compressor, the indoor coil temperature value C and/or the high-pressure switch pressure value P;
a control module: for setting the operation time T to be less than or equal to a first preset time T1And when the fan is used, the rotating speed of the outdoor fan is controlled to be reduced, and the rotating speed of the indoor fan is controlled to be increased.
Specifically, whether the running time T of the compressor is less than or equal to a first preset time T is obtained and judged1A second preset time length T2Whether the indoor coil temperature C is larger than or equal to a preset temperature C0Whether the pressure value P of the high-voltage switch is larger than or equal to a first preset pressure value P1A second preset pressure value P2Whether the indoor environment temperature value A is larger than or equal to the preset temperature value A or not0When the control requirement in the above embodiment is met, the rotation speed of the outdoor unit is controlled to be reduced, and the rotation speed of the indoor unit is controlled to be increased.
[ fourth example ] A
A fourth embodiment of the present invention provides an air conditioner including a computer-readable storage medium storing a computer program and a processor, the computer program being read by the processor, the air conditioner implementing the air conditioner control method in the above-described embodiments.
When the air conditioner executes the control method in the above embodiment, the air conditioner has all the beneficial effects brought by the execution of the control method in the above embodiment, and details are not repeated here.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.