CN100582592C - Control method for air conditioner automatic selection of operation mode - Google Patents
Control method for air conditioner automatic selection of operation mode Download PDFInfo
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- CN100582592C CN100582592C CN200710070184A CN200710070184A CN100582592C CN 100582592 C CN100582592 C CN 100582592C CN 200710070184 A CN200710070184 A CN 200710070184A CN 200710070184 A CN200710070184 A CN 200710070184A CN 100582592 C CN100582592 C CN 100582592C
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Abstract
A control method for an air conditioner selecting operation modes automatically is characterized by comprising following steps sequentially: (1) starting; (2) inspecting; (3) selecting operation modes automatically; (4) judging. Mode judgment and selection are performed when the air conditioner is started, and operation modes are reselected according to comprehensive judgment based on environment temperature variable quantity during operation and downtime of the compressor when object temperature is obtained, so that overshooting of temperature is avoided, human interference is not needed, and environment temperature regulation is implemented automatically and reasonably.
Description
Technical field
The present invention relates to a kind of control method of air-conditioner.
Background technology
Air-conditioner moves, utilizes the refrigeration of air-conditioner, the principle that heats or ventilate under special program, no matter how environment temperature changes, air-conditioner can be according to the variation of environment temperature and the comparison of user's design temperature, automatically select corresponding operational mode, and make the temperature in space reach target temperature value, in this process, need not artificial intervention, realization comfortable environment temperature automatically and reasonably.The automatic mode of tradition air-conditioning has following several:
(1) only when start, carries out pattern judgement and selection, in case the pattern that chooses just no longer changes.As select heating mode; in case just do not changing after choosing heating mode; after if room temperature surpasses desired value because of other reason rises, air-conditioning can only be to rely on to shut down to regulate temperature, can't realize fast, intelligence and reasonably realize the automatic adjusting of temperature.
(2) time carry out pattern in start and judge and select, move then after a period of time again and to carry out pattern according to environment temperature and judge and select.Can realize the automatic adjusting of temperature, but operation during this period of time in be easy to the overshoot of formation temperature, low or too high as crossing, air-conditioner energy consuming ratio when regulating temperature automatically is bigger, temperature is not very comfortable.
(3) carry out pattern judgement and selection when start, carry out automatic mode according to environment temperature then in running and regulate, can realize quick, intelligent adjustment, but can cause the frequent starting of compressor, energy consumption rises, and shorten the service life of compressor.
Summary of the invention
Technical problem to be solved by this invention provides a kind of control method of air conditioner automatic selection of operation mode; it has overcome above shortcoming; when start, carry out pattern judgement and selection; then in running according to the variable quantity of environment temperature and when reaching target temperature value combined factors judgement downtime of compressor reselect operational mode; both can avoid the overshoot of formation temperature; also need not personnel's intervention, realize the comfortable environment adjustment automatically and reasonably.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of control method of air conditioner automatic selection of operation mode is characterized in that comprising the next coming in order step:
(1) beginning step, start, input design temperature;
(2) monitoring step passes through the sensors sense environmental temperature in the detection time of regulation in the section;
(3) operational mode is selected step automatically, the difference that compares environment temperature and design temperature, if environment temperature is lower than design temperature below the design load lower limit, microprocessor just selects the heating operation pattern to carry out work, if environment temperature is higher than more than the design load upper limit of design temperature, microprocessor just selects the refrigerating operaton pattern to carry out work, in addition, the difference of environment temperature and design temperature is between the design load lower limit and the upper limit, and inner blower moves, turns back to the difference link front of comparison environment temperature and design temperature with low wind speed 850-900r/min;
(4) determining step judges whether the compressor of air-conditioner shuts down because environment temperature reaches design temperature, if do not have; then turn back in the original operational mode; compressor and outdoor fan are worked on, otherwise, judge that more whether the compressor shut-in time is greater than the time of setting; if; then turn back to the monitoring step front, otherwise, then turn back in the original operational mode; compressor must satisfy 3 minutes delay protections, and compressor and outdoor fan are worked on.
As further improvement, described operational mode is selected in the step automatically, turns back to before the difference link of comparison environment temperature and design temperature, also need be before pattern be selected the indoor fan low cruise, can take all factors into consideration the inner blower change of wind velocity like this, avoid the overshoot of formation temperature.
Preferably, section detection time of described regulation is 15-25s, and the best is 20s.
Preferably, be limited to-2 ℃ under the described design load, and be limited to 2 ℃ on the design load.
Preferably, the time of described setting is 5-7min, and the best is 6min.
Compared with prior art; the invention has the advantages that: it has overcome above shortcoming; when start, carry out pattern judgement and selection; then in running according to the variable quantity of environment temperature and when reaching target temperature value the downtime and the judgement of inner blower change of wind velocity combined factors of compressor reselect operational mode; both can avoid the overshoot of formation temperature, also need not personnel's intervention, realize the comfortable environment adjustment automatically and reasonably.The air-conditioning of AutoPlay function is being arranged, can reach following effect:
(1) environment temperature and the ownership goal temperature that the air-conditioner operation operation of coupling was rationally reached after 1 hour according to room area is no more than 2 ℃, so far later on can environment temperature constant with ownership goal temperature ± 2 ℃ scope in.
(2) air-conditioner can be because of the change of environment temperature frequent start-stop, move 6min at least continuously and can not cause environment temperature overshoot behind each the startup.
(3) by heat, the reasonable utilization of refrigeration and air vent mode, frequent start-stop and temperature overshoot have been avoided in the automatic adjusting of inner blower wind speed, have reduced energy consumption, save energy consumption more than 20% than air-conditioner at the same level.
Description of drawings
Fig. 1 is the control method flow chart of air conditioner automatic selection of operation mode of the present invention.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
As schematically shown in Figure 1: a kind of control method of air conditioner automatic selection of operation mode, its steps in sequence is:
(1) beginning step, start, input design temperature;
(2) monitoring step, the microprocessor in the air conditioner control circuit passes through the sensors sense environmental temperature in the detection time of regulation in section such as the 20s;
(3) operational mode is selected step automatically; the difference that compares environment temperature and design temperature; if environment temperature is lower than design temperature below design load lower limit-2 ℃; microprocessor just selects the heating operation pattern to carry out work; cross valve is opened; compressor and outdoor fan leave; if environment temperature is higher than the design load upper limit of design temperature more than 2 ℃; microprocessor just selects the refrigerating operaton pattern to carry out work; compressor and outdoor fan leave; in operational mode separately; have sensor temperature control function; compressor time-delay 3min defencive function; the anti-freeze defencive function; anti-overheat protective function; working procedure modules such as intelligent defrosting function; in addition; the difference of environment temperature and design temperature is between 2 ℃ of design load lower limit-2 ℃ and the upper limits; turn back to the difference link of comparison environment temperature and design temperature, before concrete pattern was not selected, inner blower was with low wind speed 850-900r/min operation.
(4) determining step; judge whether the compressor of air-conditioner shuts down because environment temperature reaches design temperature,, then turn back in the original operational mode if do not have; compressor and outdoor fan are worked on; otherwise, whether judge the compressor shut-in time again greater than the time such as the 6min that set, if; then turn back to the monitoring step front; otherwise, then turning back in the original operational mode, compressor and outdoor fan work on.
Claims (6)
1, a kind of control method of air conditioner automatic selection of operation mode is characterized in that comprising the next coming in order step:
(1) beginning step, start, input design temperature;
(2) monitoring step passes through the sensors sense environmental temperature in the detection time of regulation in the section;
(3) operational mode is selected step automatically, the difference that compares environment temperature and design temperature, if environment temperature is lower than design temperature below the design load lower limit, microprocessor just selects the heating operation pattern to carry out work, if environment temperature is higher than design temperature more than the design load upper limit, microprocessor just selects the refrigerating operaton pattern to carry out work, in addition, the difference of environment temperature and design temperature is scope between the design load lower limit and the upper limit, turns back to the difference link front of comparison environment temperature and design temperature;
(4) determining step judges whether the compressor of air-conditioner shuts down because environment temperature reaches design temperature, if do not have; then turn back in the original operational mode; compressor and outdoor fan are worked on, otherwise, judge that more whether the compressor shut-in time is greater than the time of setting; if; then turn back to the monitoring step front, otherwise, then turn back in the original operational mode; compressor must satisfy 3 minutes delay protections, and compressor and outdoor fan are worked on.
2, the control method of air conditioner automatic selection of operation mode according to claim 1, it is characterized in that described operational mode selects in the step automatically, turn back to before the difference link of comparison environment temperature and design temperature, before concrete pattern was not selected, inner blower was with low wind speed 850-900r/min operation.
3, the control method of air conditioner automatic selection of operation mode according to claim 2 is characterized in that section detection time of described regulation is 15-25s.
4, the control method of air conditioner automatic selection of operation mode according to claim 2 is characterized in that being limited under the described design load-2 ℃, and is limited to 2 ℃ on the design load.
5, the control method of air conditioner automatic selection of operation mode according to claim 2, the time that it is characterized in that described setting is 5-7min.
6,, it is characterized in that having in the described operational mode sensor temperature control function, anti-freeze defencive function, anti-overheat protective function, intelligent defrosting function working procedure module according to the control method of claim 3 or 4 or 5 described air conditioner automatic selection of operation mode.
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| CN200710070184A CN100582592C (en) | 2007-07-20 | 2007-07-20 | Control method for air conditioner automatic selection of operation mode |
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| CN102072561A (en) * | 2011-02-16 | 2011-05-25 | 宁波锦海模具塑膠有限公司 | Control method for warm air blower |
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Effective date of registration: 20170519 Address after: 315191 Yinzhou District Province, Ningbo City, Jiang Shan town on the village of summer ho Patentee after: AUX air conditioning Limited by Share Ltd Address before: 315100 Zhejiang city of Ningbo province Jiangshan town Yinzhou District Mingguang Road No. 1166 Patentee before: Ningbo AUX Group. |
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Effective date of registration: 20191216 Address after: 243100 No. 1166, oaks Avenue, Dangtu Economic Development Zone, Ma'anshan City, Anhui Province Patentee after: Anhui Ox Intelligent Electric Co., Ltd. Address before: 315191 Yinzhou District Province, Ningbo City, Jiang Shan town on the village of summer ho Patentee before: AUX air conditioning Limited by Share Ltd |
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