CN102734898A - Control method and device for improving heating speed of air conditioner - Google Patents
Control method and device for improving heating speed of air conditioner Download PDFInfo
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- CN102734898A CN102734898A CN2012102442267A CN201210244226A CN102734898A CN 102734898 A CN102734898 A CN 102734898A CN 2012102442267 A CN2012102442267 A CN 2012102442267A CN 201210244226 A CN201210244226 A CN 201210244226A CN 102734898 A CN102734898 A CN 102734898A
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Abstract
The invention provides a control method and device for improving heating speed of an air conditioner. The method comprises the following steps of: collecting the temperature of an indoor coil pipe when the air conditioner is at a standby state and an outdoor air temperature is less than or equal to a first outdoor temperature and an indoor temperature is less than or equal to the first indoor temperature; preheating the indoor coil pipe when the indoor coil pipe temperature is less than the first set temperature: starting up a compressor for preheating the indoor coil pipe, and stopping the compressor until the indoor coil pipe temperature is greater than or equal to a first set temperature, and delaying to stop an outdoor fan; and preheating the indoor coil pipe repeatedly when the indoor coil pipe temperature is less than a second set temperature. The control device comprises a starting module, a determination module and a preheating module, wherein the determination module is used for comparing the indoor coil pipe temperature and the preset temperature; and the preheating module controls the starting and stopping of the compressor according to the determined result so as to preheat the indoor coil pipe repeatedly. According to the invention, the heating speed of the air conditioner can be improved, and the effect that heating can be carried out once the air conditioner is started up is realized.
Description
Technical field
The present invention relates to a kind of control method and control device that improves air conditioner heat-production speed.
Background technology
A lot of air-conditioning system effects when heat winter are bad, just blow the hot blast that the seller feels comfortably cool for a long time.The speed that heats is slow, and heating effect can not make the user satisfied.
For example, publication number is that 201593848 Chinese invention patent discloses a kind of air-conditioner that has heater, is made up of air-conditioner and calandria assembly, and the calandria assembly is installed in the inlet side or the air side of air-conditioner indoor section.In the prior art, its shortcoming is to carry out preheating to air-conditioner, can't realize starting heating mode and just can directly blow out hot blast.
And for example; Publication number is that 201032312 Chinese utility model discloses a kind of highly efficient quick heating type heat pump air-conditioner/water heater; Mainly contain that compressor, sluice valve, water condenser, indoor heat exchanger, throttling arrangement, outdoor heat exchanger and reversing arrangement constitute the cold-producing medium closed circulation system and by electric control gear control work; Characteristics are that the water condenser refrigerant outlet is divided into two-way after through strobe unit at least; Wherein have one the tunnel to link to each other, have at least another road and indoor heat exchanger or outdoor heat exchanger high-pressure refrigerant inlet to link to each other or have at least other two-way to enter the mouth with indoor heat exchanger and outdoor heat exchanger high-pressure refrigerant respectively to link to each other with throttling arrangement.In the prior art, its shortcoming is to carry out preheating to air-conditioner separately, can't realize starting heating mode and just can directly blow out hot blast.
Summary of the invention
To the problem that exists in the correlation technique, the object of the present invention is to provide a kind of control method and control device that improves air conditioner heat-production speed, to improve the speed that heats of air-conditioner, realize the effect that start can heat.
For realizing above-mentioned purpose; The invention provides a kind of control method that improves air conditioner heat-production speed; Comprise: step 1: under air-conditioner is in holding state; When outside air temperature smaller or equal to first outdoor temperature and indoor temperature during smaller or equal to first indoor temperature, the indoor coil pipe of gathering air-conditioner; Step 2: when indoor coil pipe during less than first design temperature; Carry out the step of following preheating chamber inner coil pipe: start that compressor carries out preheating to indoor coil in the air-conditioner, just close outdoor fan in the air-conditioner behind close compressor and the delay scheduled time during more than or equal to first design temperature until indoor coil pipe; Step 3: when indoor coil pipe repeats the step of preheating chamber inner coil pipe during less than second design temperature; Wherein, first indoor temperature is greater than first outdoor temperature, and second design temperature is less than first design temperature.
Preferably, first outdoor temperature is 5 degrees centigrade, and first indoor temperature is 15 degrees centigrade, and first design temperature is 40 degrees centigrade, and second design temperature is 25 degrees centigrade, and the scheduled time is 30 seconds.
Preferably, in step 2, when compressor operating, indoor fan remains closed condition and outdoor fan moves with first speed; Wherein, the frequency when compressor moves in step 2 is a first frequency, and first speed gets into the speed of service of compressor behind the heating mode less than air-conditioner.
Preferably, first frequency is 65Hz.
Preferably, step 1, step 2 and step 3 were all carried out before air-conditioner gets into heating mode.
Preferably, indoor coil is the pipeline of the evaporimeter of indoor set in the air-conditioner.
On the other hand, the present invention also provides a kind of control device, adopts aforementioned each the said control method of the present invention.Control device comprises: the startup module of the action output enabled instruction that the response user presses; In response to enabled instruction, with the judge module that air-conditioner indoor coil pipe and predetermined temperature compare, have the signal receiving end that receives enabled instruction and the signal output part of output judged result; And, be connected with signal output part according to the warm-up block of start and stop so that indoor coil is carried out the repetition preheating of judged result control compressor.
Useful technique effect of the present invention is: control method of the present invention and control device make: under air-conditioner is in holding state; Before starting air-conditioning entering heating mode; Indoor coil to air-conditioner has been carried out preheating, thereby improves the speed that heats of air-conditioner.
Description of drawings
Fig. 1 is the logic control chart of an embodiment of control method of the present invention.
The specific embodiment
Below referring to accompanying drawing the specific embodiment of the invention is described.
In order to improve the speed that heats of air-conditioner, realize the effect that start can heat.Control method of the present invention comprises the steps 1 to step 3:
Step 1: when air-conditioner is under the holding state, when outside air temperature smaller or equal to first outdoor temperature and indoor temperature during smaller or equal to first indoor temperature (greater than first outdoor temperature), the indoor coil pipe of gathering air-conditioner;
Step 2: when indoor coil pipe is carried out the step of following preheating chamber inner coil pipe during less than first design temperature: start that compressor carries out preheating to indoor coil in the air-conditioner, just close outdoor fan in the air-conditioner behind close compressor and the delay scheduled time during more than or equal to first design temperature until indoor coil pipe;
Step 3: when indoor coil pipe repeats the step of preheating chamber inner coil pipe during less than second design temperature (less than first design temperature).
In one embodiment; First outdoor temperature can be set to 5 degrees centigrade, and first indoor temperature can be set to 15 degrees centigrade, and first design temperature can be set to 40 degrees centigrade; Second design temperature can be set to 25 degrees centigrade, and the said scheduled time can be set to 30 seconds.
It is pointed out that so-called holding state is meant: air-conditioning is when running status, and user's remote control air conditioner shuts down, and this moment, air-conditioning got into holding state.In other words, at holding state, the indoor fan of air-conditioner, outdoor fan and the compressor state that all keeps shut.When not carrying out above-mentioned steps 1-3, the standby indicating lamp on the air-conditioner remains closed condition.
Continuation also shows one embodiment of the present of invention when carrying out step 1-3 referring to Fig. 1, the time dependent curve of indoor coil pipe, indoor fan, standby indicating lamp, compressor, outdoor fan, cross valve and expansion valve.Below Fig. 1 is carried out specific explanations, it comprises: shown in the a-quadrant is the excursion of indoor coil pipe, shown in the broken line 1 is the time dependent state of indoor coil pipe; Shown in the B zone is the excursion of air conditioning chamber's inner blower on off state, and shown in the straight line 2 is the time dependent state of air conditioning chamber's inner blower on off state; Shown in the C zone is the excursion of standby indicating lamp on off state, and shown in the straight line 3 is that the standby indicating lamp on off state is with time dependent state; Shown in the D zone is the excursion of compressor frequency, and shown in the broken line 4 is the time dependent state of compressor frequency; Shown in the E zone is the excursion of outdoor fan running status, and shown in the broken line 5 is the time dependent state of outdoor fan running status; Shown in the F zone is the excursion of cross valve on off state, and shown in the straight line 6 is the time dependent state of cross valve on off state; Shown in the G zone is the excursion of expansion valve adjustment state, and shown in the straight line 7 is the time dependent state of expansion valve adjustment state.
In more detail, map 1 is described the step 1-3 in the control method of the present invention: be at air-conditioning under the situation of holding state; When the indoor coil pipe that collects during less than 40 degrees centigrade, compressor is opened by closed condition, moves to first frequency and keeps this frequency operation so that indoor coil is carried out preheating; Preferably, first frequency is 65Hz, and outdoor fan is opened by closed condition simultaneously; Move to first speed (promptly; Low speed as shown in fig. 1) and keep the operation of this speed, conspicuous, described first speed should get into the speed of service of compressor behind the heating mode less than air-conditioner; When indoor coil pipe is preheated to more than or equal to 40 degrees centigrade; Compressor cuts out, and the while outdoor fan begins with deferred run and closes after 30 seconds, and this moment is owing to compressor, outdoor fan are all closed; Indoor coil pipe can begin to descend; When reducing to, repeat the step of above preheating chamber inner coil pipe less than 25 degrees centigrade, that is: compressor operating to above-mentioned first frequency and keep this frequency that indoor coil is carried out preheating, outdoor fan is opened by closed condition simultaneously; Move to above-mentioned first speed and keep this speed operation; When indoor coil pipe was preheated to more than or equal to 40 degrees centigrade, compressor cut out, and the while outdoor fan begins with deferred run and closes after 30 seconds.So, during preheating first, one of them necessary condition be indoor coil pipe less than 40 degrees centigrade, and when carrying out preheating more afterwards, this necessary condition is adjusted into indoor coil pipe less than 25 degrees centigrade.
Can find out also that from Fig. 1 in the process of carrying out step 1-3: air conditioner chamber's inner blower remains closed condition; Standby indicating lamp remains closed condition; Cross valve remains opening; For when carrying out step 1-3, make expansion valve have the stable degree of superheat, so that system stable operation is regulated so expansion valve carries out the degree of superheat according to normal regulative mode all the time.
In addition, conspicuous but it is pointed out that the foregoing description described to air conditioner chamber's inner coil pipe carry out preheating all should work as in steps before air-conditioner gets into heating mode and carry out.Further, indoor coil is the pipeline of the evaporimeter of indoor set in the air-conditioner.
By this, in order to realize improving the purpose of the speed of heating, in case promptly in order to realize that the user selects air-conditioning to get into heating mode, air-conditioning just can directly blow out hot blast.Control method of the present invention can repeatedly start compressor indoor coil is carried out preheating under holding state; This makes that indoor fan directly blows out hot blast when the user selects to get into heating mode (for example pressing " heating " button that is provided with on the air-conditioner remote controller).This has significantly heightened the speed that air-conditioning heats than prior art.
On the other hand, the present invention also provides a kind of the present invention of employing to improve the control device of air conditioner heat-production method for control speed, and control device comprises: start module, judge module and warm-up block.Be in like aforementioned holding state following time at air-conditioner, the action of pressing that starts the module responds user is exported enabled instruction to judge module, in actual use, is equivalent to press " speed heat " button that is provided with on the air-conditioner remote controller; Judge module receives enabled instruction through its signal receiving end and works; When judge module judges that outside air temperature is smaller or equal to first outdoor temperature and indoor temperature during smaller or equal to first indoor temperature; Judge module compares the indoor coil pipe and the predetermined temperature (following detailed description) of the air-conditioner of gathering; When indoor coil pipe during, export judged result to warm-up block through the signal output part that is arranged on the judge module less than this predetermined temperature; Warm-up block is carried out preheating according to compressor in this judged result startup air-conditioner of judge module to indoor coil; Just close outdoor fan in the air-conditioner behind close compressor and the delay scheduled time until indoor coil pipe during more than or equal to above-mentioned predetermined temperature; So all close indoor coil pipe and can reduce as time passes owing to compressor, outdoor fan afterwards; Judge module determines the reduction of indoor coil pipe, and warm-up block is carried out the preheating chamber inner coil pipe according to the judged result of judge module once more then.
It is to be noted; When judge module is judged first its based on predetermined temperature be aforesaid first design temperature; And after deterministic process in, judge module based on predetermined temperature be aforesaid second design temperature, and second design temperature is less than first design temperature.Reason is: after the operation of the preheating chamber inner coil pipe that after judging first, carries out; Compressor, outdoor fan are all closed; So indoor coil pipe can descend as time passes; There is no need just to make when by the time indoor coil pipe is less than first design temperature warm-up block work this moment, but as long as just can make during less than second design temperature warm-up block work with preheating chamber inner coil pipe once more when indoor coil pipe.
To sum up, control method of the present invention and the control device that adopts this control method are because under the holding state; Before starting air-conditioning entering heating mode; Indoor coil to air-conditioner has been carried out preheating, so improved the speed that heats of air-conditioner, realizes the effect that start can heat.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a control method that improves air conditioner heat-production speed is characterized in that, comprising:
Step 1: be under the holding state at said air-conditioner, when outside air temperature smaller or equal to first outdoor temperature and indoor temperature during smaller or equal to first indoor temperature, the indoor coil pipe of gathering said air-conditioner;
Step 2: when said indoor coil pipe is carried out the step of following preheating chamber inner coil pipe during less than said first design temperature: start that compressor carries out preheating to said indoor coil in the said air-conditioner, after said indoor coil pipe is just closed said compressor and delay scheduled time during more than or equal to said first design temperature, close outdoor fan in the said air-conditioner;
Step 3: when said indoor coil pipe repeats the step of described preheating chamber inner coil pipe during less than second design temperature,
Wherein, said first indoor temperature is greater than said first outdoor temperature, and second design temperature is less than said first design temperature.
2. control method according to claim 1 is characterized in that,
Said first outdoor temperature is 5 degrees centigrade, and said first indoor temperature is 15 degrees centigrade, and said first design temperature is 40 degrees centigrade, and said second design temperature is 25 degrees centigrade, and the said scheduled time is 30 seconds.
3. control method according to claim 1 and 2 is characterized in that,
In said step 2, when said compressor operating, said indoor fan remains closed condition and said outdoor fan moves with first speed,
Wherein, the frequency when said compressor moves in said step 2 is a first frequency, and said first speed gets into the speed of service of said compressor behind the heating mode less than said air-conditioner.
4. control method according to claim 3 is characterized in that,
Said first frequency is 65Hz.
5. control method according to claim 3 is characterized in that,
Described step 1, step 2 and step 3 were all carried out before said air-conditioner gets into heating mode.
6. control method according to claim 1 and 2 is characterized in that,
Said indoor coil is the pipeline of the evaporimeter of indoor set in the said air-conditioner.
7. a control device that adopts each said control method among the claim 1-6 is characterized in that, comprising:
The startup module of the action output enabled instruction that the response user presses;
In response to said enabled instruction, with the judge module that said air-conditioner indoor coil pipe and predetermined temperature compare, have the signal receiving end that receives said enabled instruction and the signal output part of output judged result; And
Control the warm-up block of start and stop so that said indoor coil is carried out the repetition preheating of said compressor according to judged result, be connected with said signal output part.
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| CN201210244226.7A CN102734898B (en) | 2012-07-13 | 2012-07-13 | Control method and device for improving heating speed of air conditioner |
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Effective date of registration: 20160510 Address after: 266300 Haier Industrial Park, Haier Road, Qingdao, Shandong, Jiaozhou Patentee after: Qingdao Haier (Jiaozhou) Air Conditioner Co., Ltd. Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee before: haier group corporation Patentee before: Haier Air conditioner General Co., Ltd., Qingdao City |